Merge branch '4.7' of git@scm.dev.nokia.troll.no:qt/oslo-staging-1 into 4.7

56 files changed, 1573 insertions, 620 deletions

diff --git a/src/gui/dialogs/qfontdialog.cpp b/src/gui/dialogs/qfontdialog.cpp
index a4bf15d..b987611 100644
--- a/src/gui/dialogs/qfontdialog.cpp
+++ b/src/gui/dialogs/qfontdialog.cpp
@@ -988,13 +988,10 @@ void QFontDialog::open(QObject *receiver, const char *member)
 */
 void QFontDialog::setVisible(bool visible)
 {
-    Q_D(QFontDialog);
-    if (visible) {
-        if (testAttribute(Qt::WA_WState_ExplicitShowHide) && !testAttribute(Qt::WA_WState_Hidden))
-            return;
-    } else if  (testAttribute(Qt::WA_WState_ExplicitShowHide) && testAttribute(Qt::WA_WState_Hidden))
+    if (testAttribute(Qt::WA_WState_ExplicitShowHide) && testAttribute(Qt::WA_WState_Hidden) != visible)
         return;
 #ifdef Q_WS_MAC
+    Q_D(QFontDialog);
     if (d->canBeNativeDialog()){
         if (d->setVisible_sys(visible)){
             d->nativeDialogInUse = true;
diff --git a/src/gui/egl/egl.pri b/src/gui/egl/egl.pri
index 669d311..b90b9b0 100644
--- a/src/gui/egl/egl.pri
+++ b/src/gui/egl/egl.pri
@@ -2,6 +2,7 @@ CONFIG += egl
 
 HEADERS += \
     egl/qegl_p.h \
+    egl/qeglcontext_p.h \
     egl/qeglproperties_p.h
 
 SOURCES += \
diff --git a/src/gui/egl/qegl.cpp b/src/gui/egl/qegl.cpp
index 0ed95ea..485bfbf 100644
--- a/src/gui/egl/qegl.cpp
+++ b/src/gui/egl/qegl.cpp
@@ -43,7 +43,10 @@
 #include <QtGui/qpixmap.h>
 #include <QtGui/qwidget.h>
 #include <QtCore/qdebug.h>
+
 #include "qegl_p.h"
+#include "qeglcontext_p.h"
+
 
 QT_BEGIN_NAMESPACE
 
@@ -54,8 +57,6 @@ QT_BEGIN_NAMESPACE
 static QEglContext * volatile currentGLContext = 0;
 static QEglContext * volatile currentVGContext = 0;
 
-EGLDisplay QEglContext::dpy = EGL_NO_DISPLAY;
-
 QEglContext::QEglContext()
     : apiType(QEgl::OpenGL)
     , ctx(EGL_NO_CONTEXT)
@@ -87,15 +88,177 @@ bool QEglContext::isCurrent() const
     return current;
 }
 
+EGLConfig QEgl::defaultConfig(int devType, API api, ConfigOptions options)
+{
+    if ( (devType != QInternal::Pixmap) && ((options & Renderable) == 0))
+        qWarning("QEgl::defaultConfig() - Only configs for pixmaps make sense to be read-only!");
+
+    EGLConfig* targetConfig = 0;
+
+    static EGLConfig defaultVGConfigs[] = {
+        QEGL_NO_CONFIG, // 0    Window  Renderable  Translucent
+        QEGL_NO_CONFIG, // 1    Window  Renderable  Opaque
+        QEGL_NO_CONFIG, // 2    Pixmap  Renderable  Translucent
+        QEGL_NO_CONFIG, // 3    Pixmap  Renderable  Opaque
+        QEGL_NO_CONFIG, // 4    Pixmap  ReadOnly    Translucent
+        QEGL_NO_CONFIG  // 5    Pixmap  ReadOnly    Opaque
+    };
+    if (api == OpenVG) {
+        if (devType == QInternal::Widget) {
+            if (options & Translucent)
+                targetConfig = &(defaultVGConfigs[0]);
+            else
+                targetConfig = &(defaultVGConfigs[1]);
+        } else if (devType == QInternal::Pixmap) {
+            if (options & Renderable) {
+                if (options & Translucent)
+                    targetConfig = &(defaultVGConfigs[2]);
+                else // Opaque
+                    targetConfig = &(defaultVGConfigs[3]);
+            } else { // Read-only
+                if (options & Translucent)
+                    targetConfig = &(defaultVGConfigs[4]);
+                else // Opaque
+                    targetConfig = &(defaultVGConfigs[5]);
+            }
+        }
+    }
+
+
+    static EGLConfig defaultGLConfigs[] = {
+        QEGL_NO_CONFIG, // 0    Window  Renderable  Translucent
+        QEGL_NO_CONFIG, // 1    Window  Renderable  Opaque
+        QEGL_NO_CONFIG, // 2    PBuffer Renderable  Translucent
+        QEGL_NO_CONFIG, // 3    PBuffer Renderable  Opaque
+        QEGL_NO_CONFIG, // 4    Pixmap  Renderable  Translucent
+        QEGL_NO_CONFIG, // 5    Pixmap  Renderable  Opaque
+        QEGL_NO_CONFIG, // 6    Pixmap  ReadOnly    Translucent
+        QEGL_NO_CONFIG  // 7    Pixmap  ReadOnly    Opaque
+    };
+    if (api == OpenGL) {
+        if (devType == QInternal::Widget) {
+            if (options & Translucent)
+                targetConfig = &(defaultGLConfigs[0]);
+            else // Opaque
+                targetConfig = &(defaultGLConfigs[1]);
+        } else if (devType == QInternal::Pbuffer) {
+            if (options & Translucent)
+                targetConfig = &(defaultGLConfigs[2]);
+            else // Opaque
+                targetConfig = &(defaultGLConfigs[3]);
+        } else if (devType == QInternal::Pixmap) {
+            if (options & Renderable) {
+                if (options & Translucent)
+                    targetConfig = &(defaultGLConfigs[4]);
+                else // Opaque
+                    targetConfig = &(defaultGLConfigs[5]);
+            } else { // ReadOnly
+                if (options & Translucent)
+                    targetConfig = &(defaultGLConfigs[6]);
+                else // Opaque
+                    targetConfig = &(defaultGLConfigs[7]);
+            }
+        }
+    }
+
+    if (!targetConfig) {
+        qWarning("QEgl::defaultConfig() - No default config for device/api/options combo");
+        return QEGL_NO_CONFIG;
+    }
+    if (*targetConfig != QEGL_NO_CONFIG)
+        return *targetConfig;
+
+
+    // We haven't found an EGL config for the target config yet, so do it now:
+
+
+    // Allow overriding from an environment variable:
+    QByteArray configId;
+    if (api == OpenVG)
+        configId = qgetenv("QT_VG_EGL_CONFIG");
+    else
+        configId = qgetenv("QT_GL_EGL_CONFIG");
+    if (!configId.isEmpty()) {
+        // Overriden, so get the EGLConfig for the specified config ID:
+        EGLint properties[] = {
+            EGL_CONFIG_ID, (EGLint)configId.toInt(),
+            EGL_NONE
+        };
+        EGLint configCount = 0;
+        eglChooseConfig(display(), properties, targetConfig, 1, &configCount);
+        if (configCount > 0)
+            return *targetConfig;
+        qWarning() << "QEgl::defaultConfig() -" << configId << "appears to be invalid";
+    }
+
+    QEglProperties configAttribs;
+    configAttribs.setRenderableType(api);
+
+    EGLint surfaceType;
+    switch (devType) {
+        case QInternal::Widget:
+            surfaceType = EGL_WINDOW_BIT;
+            break;
+        case QInternal::Pixmap:
+            surfaceType = EGL_PIXMAP_BIT;
+            break;
+        case QInternal::Pbuffer:
+            surfaceType = EGL_PBUFFER_BIT;
+            break;
+        default:
+            qWarning("QEgl::defaultConfig() - Can't create EGL surface for %d device type", devType);
+            return QEGL_NO_CONFIG;
+    };
+#ifdef EGL_VG_ALPHA_FORMAT_PRE_BIT
+    // For OpenVG, we try to create a surface using a pre-multiplied format if
+    // the surface needs to have an alpha channel:
+    if (api == OpenVG && (options & Translucent))
+        surfaceType |= EGL_VG_ALPHA_FORMAT_PRE_BIT;
+#endif
+    configAttribs.setValue(EGL_SURFACE_TYPE, surfaceType);
+
+#ifdef EGL_BIND_TO_TEXTURE_RGBA
+    if (devType == QInternal::Pixmap || devType == QInternal::Pbuffer) {
+        if (options & Translucent)
+            configAttribs.setValue(EGL_BIND_TO_TEXTURE_RGBA, EGL_TRUE);
+        else
+            configAttribs.setValue(EGL_BIND_TO_TEXTURE_RGB, EGL_TRUE);
+    }
+#endif
+
+    // Add paint engine requirements
+    if (api == OpenVG) {
+#ifndef QVG_SCISSOR_CLIP
+        configAttribs.setValue(EGL_ALPHA_MASK_SIZE, 1);
+#endif
+    } else {
+        // Both OpenGL paint engines need to have stencil and sample buffers
+        configAttribs.setValue(EGL_STENCIL_SIZE, 1);
+        configAttribs.setValue(EGL_SAMPLE_BUFFERS, 1);
+#ifndef QT_OPENGL_ES_2
+        // Aditionally, the GL1 engine likes to have a depth buffer for clipping
+        configAttribs.setValue(EGL_DEPTH_SIZE, 1);
+#endif
+    }
+
+    if (options & Translucent)
+        configAttribs.setValue(EGL_ALPHA_SIZE, 1);
+
+    *targetConfig = chooseConfig(&configAttribs, QEgl::BestPixelFormat);
+    return *targetConfig;
+}
+
+
 // Choose a configuration that matches "properties".
-bool QEglContext::chooseConfig
-        (const QEglProperties& properties, QEgl::PixelFormatMatch match)
+EGLConfig QEgl::chooseConfig(const QEglProperties* properties, QEgl::PixelFormatMatch match)
 {
-    QEglProperties props(properties);
+    QEglProperties props(*properties);
+    EGLConfig cfg = QEGL_NO_CONFIG;
     do {
         // Get the number of matching configurations for this set of properties.
         EGLint matching = 0;
-        if (!eglChooseConfig(display(), props.properties(), 0, 0, &matching) || !matching)
+        EGLDisplay dpy = QEgl::display();
+        if (!eglChooseConfig(dpy, props.properties(), 0, 0, &matching) || !matching)
             continue;
 
         // If we want the best pixel format, then return the first
@@ -104,7 +267,7 @@ bool QEglContext::chooseConfig
             eglChooseConfig(display(), props.properties(), &cfg, 1, &matching);
             if (matching < 1)
                 continue;
-            return true;
+            return cfg;
         }
 
         // Fetch all of the matching configurations and find the
@@ -125,7 +288,7 @@ bool QEglContext::chooseConfig
                      alpha == props.value(EGL_ALPHA_SIZE))) {
                 cfg = configs[index];
                 delete [] configs;
-                return true;
+                return cfg;
             }
         }
         delete [] configs;
@@ -142,11 +305,23 @@ bool QEglContext::chooseConfig
         qWarning() << "QEglContext::chooseConfig(): Could not find a suitable EGL configuration";
         qWarning() << "Requested:" << props.toString();
         qWarning() << "Available:";
-        dumpAllConfigs();
+        QEgl::dumpAllConfigs();
     }
-    return false;
+    return QEGL_NO_CONFIG;
+}
+
+bool QEglContext::chooseConfig(const QEglProperties& properties, QEgl::PixelFormatMatch match)
+{
+    cfg = QEgl::chooseConfig(&properties, match);
+    return cfg != QEGL_NO_CONFIG;
+}
+
+EGLSurface QEglContext::createSurface(QPaintDevice* device, const QEglProperties *properties)
+{
+    return QEgl::createSurface(device, cfg, properties);
 }
 
+
 // Create the EGLContext.
 bool QEglContext::createContext(QEglContext *shareContext, const QEglProperties *properties)
 {
@@ -172,9 +347,9 @@ bool QEglContext::createContext(QEglContext *shareContext, const QEglProperties
     if (shareContext && shareContext->ctx == EGL_NO_CONTEXT)
         shareContext = 0;
     if (shareContext) {
-        ctx = eglCreateContext(display(), cfg, shareContext->ctx, contextProps.properties());
+        ctx = eglCreateContext(QEgl::display(), cfg, shareContext->ctx, contextProps.properties());
         if (ctx == EGL_NO_CONTEXT) {
-            qWarning() << "QEglContext::createContext(): Could not share context:" << errorString(eglGetError());
+            qWarning() << "QEglContext::createContext(): Could not share context:" << QEgl::errorString();
             shareContext = 0;
         } else {
             sharing = true;
@@ -183,7 +358,7 @@ bool QEglContext::createContext(QEglContext *shareContext, const QEglProperties
     if (ctx == EGL_NO_CONTEXT) {
         ctx = eglCreateContext(display(), cfg, 0, contextProps.properties());
         if (ctx == EGL_NO_CONTEXT) {
-            qWarning() << "QEglContext::createContext(): Unable to create EGL context:" << errorString(eglGetError());
+            qWarning() << "QEglContext::createContext(): Unable to create EGL context:" << QEgl::errorString();
             return false;
         }
     }
@@ -240,9 +415,9 @@ bool QEglContext::makeCurrent(EGLSurface surface)
         eglBindAPI(EGL_OPENVG_API);
 #endif
 
-    bool ok = eglMakeCurrent(display(), surface, surface, ctx);
+    bool ok = eglMakeCurrent(QEgl::display(), surface, surface, ctx);
     if (!ok)
-        qWarning() << "QEglContext::makeCurrent():" << errorString(eglGetError());
+        qWarning() << "QEglContext::makeCurrent():" << QEgl::errorString();
     return ok;
 }
 
@@ -269,9 +444,9 @@ bool QEglContext::doneCurrent()
         eglBindAPI(EGL_OPENVG_API);
 #endif
 
-    bool ok = eglMakeCurrent(display(), EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT);
+    bool ok = eglMakeCurrent(QEgl::display(), EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT);
     if (!ok)
-        qWarning() << "QEglContext::doneCurrent():" << errorString(eglGetError());
+        qWarning() << "QEglContext::doneCurrent():" << QEgl::errorString();
     return ok;
 }
 
@@ -291,9 +466,9 @@ bool QEglContext::swapBuffers(EGLSurface surface)
     if(ctx == EGL_NO_CONTEXT)
         return false;
 
-    bool ok = eglSwapBuffers(display(), surface);
+    bool ok = eglSwapBuffers(QEgl::display(), surface);
     if (!ok)
-        qWarning() << "QEglContext::swapBuffers():" << errorString(eglGetError());
+        qWarning() << "QEglContext::swapBuffers():" << QEgl::errorString();
     return ok;
 }
 
@@ -330,43 +505,43 @@ void QEglContext::waitClient()
 // Query the value of a configuration attribute.
 bool QEglContext::configAttrib(int name, EGLint *value) const
 {
-    return eglGetConfigAttrib(display(), cfg, name, value);
+    return eglGetConfigAttrib(QEgl::display(), cfg, name, value);
 }
 
-// Retrieve all of the properties on "cfg".  If zero, return
-// the context's configuration.
-QEglProperties QEglContext::configProperties(EGLConfig cfg) const
+int QEglContext::configAttrib(int name) const
 {
-    if (!cfg)
-        cfg = config();
-    QEglProperties props;
-    for (int name = 0x3020; name <= 0x304F; ++name) {
-        EGLint value;
-        if (name != EGL_NONE && eglGetConfigAttrib(display(), cfg, name, &value))
-            props.setValue(name, value);
-    }
-    eglGetError();  // Clear the error state.
-    return props;
+    EGLint value;
+    EGLBoolean success = eglGetConfigAttrib(QEgl::display(), cfg, name, &value);
+    if (success)
+        return value;
+    else
+        return EGL_DONT_CARE;
 }
 
-EGLDisplay QEglContext::display()
+QEglProperties QEglContext::configProperties() const
 {
+    return QEglProperties(config());
+}
+
+EGLDisplay QEgl::display()
+{
+    static EGLDisplay dpy = EGL_NO_DISPLAY;
     static bool openedDisplay = false;
 
     if (!openedDisplay) {
         dpy = eglGetDisplay(nativeDisplay());
         openedDisplay = true;
         if (dpy == EGL_NO_DISPLAY) {
-            qWarning("QEglContext::display(): Falling back to EGL_DEFAULT_DISPLAY");
+            qWarning("QEgl::display(): Falling back to EGL_DEFAULT_DISPLAY");
             dpy = eglGetDisplay(EGLNativeDisplayType(EGL_DEFAULT_DISPLAY));
         }
         if (dpy == EGL_NO_DISPLAY) {
-            qWarning("QEglContext::display(): Can't even open the default display");
+            qWarning("QEgl::display(): Can't even open the default display");
             return EGL_NO_DISPLAY;
         }
 
         if (!eglInitialize(dpy, NULL, NULL)) {
-            qWarning() << "QEglContext::display(): Cannot initialize EGL display:" << errorString(eglGetError());
+            qWarning() << "QEgl::display(): Cannot initialize EGL display:" << QEgl::errorString();
             return EGL_NO_DISPLAY;
         }
     }
@@ -374,15 +549,49 @@ EGLDisplay QEglContext::display()
     return dpy;
 }
 
-#if !defined(Q_WS_X11) && !defined(Q_WS_WINCE) // WinCE & X11 implement this properly
-EGLNativeDisplayType QEglContext::nativeDisplay()
+#ifndef Q_WS_X11
+EGLSurface QEgl::createSurface(QPaintDevice *device, EGLConfig cfg, const QEglProperties *properties)
 {
-    return EGL_DEFAULT_DISPLAY;
+    // Create the native drawable for the paint device.
+    int devType = device->devType();
+    EGLNativePixmapType pixmapDrawable = 0;
+    EGLNativeWindowType windowDrawable = 0;
+    bool ok;
+    if (devType == QInternal::Pixmap) {
+        pixmapDrawable = nativePixmap(static_cast<QPixmap *>(device));
+        ok = (pixmapDrawable != 0);
+    } else if (devType == QInternal::Widget) {
+        windowDrawable = nativeWindow(static_cast<QWidget *>(device));
+        ok = (windowDrawable != 0);
+    } else {
+        ok = false;
+    }
+    if (!ok) {
+        qWarning("QEglContext::createSurface(): Cannot create the native EGL drawable");
+        return EGL_NO_SURFACE;
+    }
+
+    // Create the EGL surface to draw into, based on the native drawable.
+    const int *props;
+    if (properties)
+        props = properties->properties();
+    else
+        props = 0;
+    EGLSurface surf;
+    if (devType == QInternal::Widget)
+        surf = eglCreateWindowSurface(QEgl::display(), cfg, windowDrawable, props);
+    else
+        surf = eglCreatePixmapSurface(QEgl::display(), cfg, pixmapDrawable, props);
+    if (surf == EGL_NO_SURFACE) {
+        qWarning("QEglContext::createSurface(): Unable to create EGL surface, error = 0x%x", eglGetError());
+    }
+    return surf;
 }
 #endif
 
+
 // Return the error string associated with a specific code.
-QString QEglContext::errorString(EGLint code)
+QString QEgl::errorString(EGLint code)
 {
     static const char * const errors[] = {
         "Success (0x3000)",                 // No tr
@@ -408,8 +617,24 @@ QString QEglContext::errorString(EGLint code)
     }
 }
 
+QString QEgl::errorString()
+{
+    return errorString(error());
+}
+
+void QEgl::clearError()
+{
+    eglGetError();
+}
+
+EGLint QEgl::error()
+{
+    return eglGetError();
+}
+
+
 // Dump all of the EGL configurations supported by the system.
-void QEglContext::dumpAllConfigs()
+void QEgl::dumpAllConfigs()
 {
     QEglProperties props;
     EGLint count = 0;
@@ -418,23 +643,23 @@ void QEglContext::dumpAllConfigs()
     EGLConfig *configs = new EGLConfig [count];
     eglGetConfigs(display(), configs, count, &count);
     for (EGLint index = 0; index < count; ++index) {
-        props = configProperties(configs[index]);
+        props = QEglProperties(configs[index]);
         qWarning() << props.toString();
     }
     delete [] configs;
 }
 
-QString QEglContext::extensions()
+QString QEgl::extensions()
 {
-    const char* exts = eglQueryString(QEglContext::display(), EGL_EXTENSIONS);
+    const char* exts = eglQueryString(QEgl::display(), EGL_EXTENSIONS);
     return QString(QLatin1String(exts));
 }
 
-bool QEglContext::hasExtension(const char* extensionName)
+bool QEgl::hasExtension(const char* extensionName)
 {
     QList<QByteArray> extensions =
         QByteArray(reinterpret_cast<const char *>
-            (eglQueryString(QEglContext::display(), EGL_EXTENSIONS))).split(' ');
+            (eglQueryString(QEgl::display(), EGL_EXTENSIONS))).split(' ');
     return extensions.contains(extensionName);
 }
 
diff --git a/src/gui/egl/qegl_p.h b/src/gui/egl/qegl_p.h
index 87ed818..aa89772 100644
--- a/src/gui/egl/qegl_p.h
+++ b/src/gui/egl/qegl_p.h
@@ -53,13 +53,34 @@
 // We mean it.
 //
 
-#include <QtCore/qsize.h>
-#include <QtGui/qimage.h>
+QT_BEGIN_INCLUDE_NAMESPACE
 
-#include <private/qeglproperties_p.h>
+#if defined(QT_GLES_EGL)
+#include <GLES/egl.h>
+#else
+#include <EGL/egl.h>
+#endif
 
-QT_BEGIN_INCLUDE_NAMESPACE
+#if defined(Q_WS_X11)
+// If <EGL/egl.h> included <X11/Xlib.h>, then the global namespace
+// may have been polluted with X #define's.  The following makes sure
+// the X11 headers were included properly and then cleans things up.
+#include <X11/Xlib.h>
+#include <X11/Xutil.h>
+#undef Bool
+#undef Status
+#undef None
+#undef KeyPress
+#undef KeyRelease
+#undef FocusIn
+#undef FocusOut
+#undef Type
+#undef FontChange
+#undef CursorShape
+#endif
 
+// Internally we use the EGL-prefixed native types which are used in EGL >= 1.3.
+// For older versions of EGL, we have to define these types ourselves here:
 #if !defined(EGL_VERSION_1_3) && !defined(QEGL_NATIVE_TYPES_DEFINED)
 #undef EGLNativeWindowType
 #undef EGLNativePixmapType
@@ -69,74 +90,68 @@ typedef NativePixmapType EGLNativePixmapType;
 typedef NativeDisplayType EGLNativeDisplayType;
 #define QEGL_NATIVE_TYPES_DEFINED 1
 #endif
-QT_END_INCLUDE_NAMESPACE
-
-QT_BEGIN_NAMESPACE
-
-class Q_GUI_EXPORT QEglContext
-{
-public:
-    QEglContext();
-    ~QEglContext();
 
-    bool isValid() const;
-    bool isCurrent() const;
-    bool isSharing() const { return sharing; }
+QT_END_INCLUDE_NAMESPACE
 
-    QEgl::API api() const { return apiType; }
-    void setApi(QEgl::API api) { apiType = api; }
+#include <QtGui/qpaintdevice.h>
 
-    bool chooseConfig(const QEglProperties& properties, QEgl::PixelFormatMatch match = QEgl::ExactPixelFormat);
-    bool createContext(QEglContext *shareContext = 0, const QEglProperties *properties = 0);
-    void destroyContext();
-    EGLSurface createSurface(QPaintDevice *device, const QEglProperties *properties = 0);
-    void destroySurface(EGLSurface surface);
+QT_BEGIN_NAMESPACE
 
-    bool makeCurrent(EGLSurface surface);
-    bool doneCurrent();
-    bool lazyDoneCurrent();
-    bool swapBuffers(EGLSurface surface);
+#define QEGL_NO_CONFIG ((EGLConfig)-1)
 
-    void waitNative();
-    void waitClient();
+class QEglProperties;
 
-    bool configAttrib(int name, EGLint *value) const;
+namespace QEgl {
+    enum API
+    {
+        OpenGL,
+        OpenVG
+    };
 
-    static void clearError() { eglGetError(); }
-    static EGLint error() { return eglGetError(); }
-    static QString errorString(EGLint code);
+    enum PixelFormatMatch
+    {
+        ExactPixelFormat,
+        BestPixelFormat
+    };
 
-    static EGLDisplay display();
+    enum ConfigOptions
+    {
+        NoOptions   = 0,
+        Translucent = 0x01,
+        Renderable  = 0x02  // Config will be compatable with the paint engines (VG or GL)
+    };
 
-    EGLContext context() const { return ctx; }
-    void setContext(EGLContext context) { ctx = context; ownsContext = false;}
+    // Most of the time we use the same config for things like widgets & pixmaps, so rather than
+    // go through the eglChooseConfig loop every time, we use defaultConfig, which will return
+    // the config for a particular device/api/option combo. This function assumes that once a
+    // config is chosen for a particular combo, it's safe to always use that combo.
+    Q_GUI_EXPORT EGLConfig  defaultConfig(int devType, API api, ConfigOptions options);
 
-    EGLConfig config() const { return cfg; }
-    void setConfig(EGLConfig config) { cfg = config; }
+    Q_GUI_EXPORT EGLConfig  chooseConfig(const QEglProperties* configAttribs, QEgl::PixelFormatMatch match = QEgl::ExactPixelFormat);
+    Q_GUI_EXPORT EGLSurface createSurface(QPaintDevice *device, EGLConfig cfg, const QEglProperties *surfaceAttribs = 0);
 
-    QEglProperties configProperties(EGLConfig cfg = 0) const;
+    Q_GUI_EXPORT void dumpAllConfigs();
 
-    void dumpAllConfigs();
+    Q_GUI_EXPORT void clearError();
+    Q_GUI_EXPORT EGLint error();
+    Q_GUI_EXPORT QString errorString(EGLint code);
+    Q_GUI_EXPORT QString errorString();
 
-    static QString extensions();
-    static bool hasExtension(const char* extensionName);
+    Q_GUI_EXPORT QString extensions();
+    Q_GUI_EXPORT bool hasExtension(const char* extensionName);
 
-private:
-    QEgl::API apiType;
-    EGLContext ctx;
-    EGLConfig cfg;
-    EGLSurface currentSurface;
-    bool current;
-    bool ownsContext;
-    bool sharing;
+    Q_GUI_EXPORT EGLDisplay display();
 
-    static EGLDisplay dpy;
-    static EGLNativeDisplayType nativeDisplay();
+    Q_GUI_EXPORT EGLNativeDisplayType nativeDisplay();
+    Q_GUI_EXPORT EGLNativeWindowType  nativeWindow(QWidget*);
+    Q_GUI_EXPORT EGLNativePixmapType  nativePixmap(QPixmap*);
 
-    static QEglContext *currentContext(QEgl::API api);
-    static void setCurrentContext(QEgl::API api, QEglContext *context);
+#ifdef Q_WS_X11
+    Q_GUI_EXPORT VisualID getCompatibleVisualId(EGLConfig config);
+#endif
 };
 
+
 QT_END_NAMESPACE
 
-#endif // QEGL_P_H
+#endif //QEGL_P_H
diff --git a/src/gui/egl/qegl_qws.cpp b/src/gui/egl/qegl_qws.cpp
index 2a61beb..56383a5 100644
--- a/src/gui/egl/qegl_qws.cpp
+++ b/src/gui/egl/qegl_qws.cpp
@@ -42,7 +42,9 @@
 #include <QtGui/qpaintdevice.h>
 #include <QtGui/qpixmap.h>
 #include <QtGui/qwidget.h>
+
 #include "qegl_p.h"
+#include "qeglcontext_p.h"
 
 #if !defined(QT_NO_EGL)
 
@@ -53,17 +55,6 @@
 
 QT_BEGIN_NAMESPACE
 
-// Create the surface for a QPixmap, QImage, or QWidget.
-// We don't have QGLScreen to create EGL surfaces for us,
-// so surface creation needs to be done in QtOpenGL or
-// QtOpenVG for Qt/Embedded.
-EGLSurface QEglContext::createSurface(QPaintDevice *device, const QEglProperties *properties)
-{
-    Q_UNUSED(device);
-    Q_UNUSED(properties);
-    return EGL_NO_SURFACE;
-}
-
 static QScreen *screenForDevice(QPaintDevice *device)
 {
     QScreen *screen = qt_screen;
@@ -101,6 +92,23 @@ void QEglProperties::setPaintDeviceFormat(QPaintDevice *dev)
         setPixelFormat(screen->pixelFormat());
 }
 
+EGLNativeDisplayType QEgl::nativeDisplay()
+{
+    return EGL_DEFAULT_DISPLAY;
+}
+
+EGLNativeWindowType QEgl::nativeWindow(QWidget* widget)
+{
+    return (EGLNativeWindowType)(widget->winId()); // Might work
+}
+
+EGLNativePixmapType QEgl::nativePixmap(QPixmap*)
+{
+    qWarning("QEgl: EGL pixmap surfaces not supported on QWS");
+    return (EGLNativePixmapType)0;
+}
+
+
 QT_END_NAMESPACE
 
 #endif // !QT_NO_EGL
diff --git a/src/gui/egl/qegl_symbian.cpp b/src/gui/egl/qegl_symbian.cpp
index 5a010cd..9744ed0 100644
--- a/src/gui/egl/qegl_symbian.cpp
+++ b/src/gui/egl/qegl_symbian.cpp
@@ -42,48 +42,28 @@
 #include <QtGui/qpaintdevice.h>
 #include <QtGui/qpixmap.h>
 #include <QtGui/qwidget.h>
+
 #include "qegl_p.h"
+#include "qeglcontext_p.h"
 
 #include <coecntrl.h>
 
 QT_BEGIN_NAMESPACE
 
-EGLSurface QEglContext::createSurface(QPaintDevice *device, const QEglProperties *properties)
+EGLNativeDisplayType QEgl::nativeDisplay()
 {
-    // Create the native drawable for the paint device.
-    int devType = device->devType();
-    EGLNativePixmapType pixmapDrawable = 0;
-    EGLNativeWindowType windowDrawable = 0;
-    bool ok;
-    if (devType == QInternal::Pixmap) {
-        pixmapDrawable = 0;
-        ok = (pixmapDrawable != 0);
-    } else if (devType == QInternal::Widget) {
-        QWidget *w = static_cast<QWidget *>(device);
-        windowDrawable = (EGLNativeWindowType)(w->winId()->DrawableWindow());
-        ok = (windowDrawable != 0);
-    } else {
-        ok = false;
-    }
-    if (!ok) {
-        qWarning("QEglContext::createSurface(): Cannot create the native EGL drawable");
-        return EGL_NO_SURFACE;
-    }
+    return EGL_DEFAULT_DISPLAY;
+}
 
-    // Create the EGL surface to draw into, based on the native drawable.
-    const int *props;
-    if (properties)
-        props = properties->properties();
-    else
-        props = 0;
-    EGLSurface surf;
-    if (devType == QInternal::Widget)
-        surf = eglCreateWindowSurface(dpy, cfg, windowDrawable, props);
-    else
-        surf = eglCreatePixmapSurface(dpy, cfg, pixmapDrawable, props);
-    if (surf == EGL_NO_SURFACE)
-        qWarning("QEglContext::createSurface(): Unable to create EGL surface, error = 0x%x", eglGetError());
-    return surf;
+EGLNativeWindowType QEgl::nativeWindow(QWidget* widget)
+{
+    return (EGLNativeWindowType)(widget->winId()->DrawableWindow());
+}
+
+EGLNativePixmapType QEgl::nativePixmap(QPixmap*)
+{
+    qWarning("QEgl: EGL pixmap surfaces not implemented yet on Symbian");
+    return (EGLNativePixmapType)0;
 }
 
 // Set pixel format and other properties based on a paint device.
diff --git a/src/gui/egl/qegl_wince.cpp b/src/gui/egl/qegl_wince.cpp
index c9c9773..c07b20b 100644
--- a/src/gui/egl/qegl_wince.cpp
+++ b/src/gui/egl/qegl_wince.cpp
@@ -42,52 +42,16 @@
 #include <QtGui/qpaintdevice.h>
 #include <QtGui/qpixmap.h>
 #include <QtGui/qwidget.h>
+
 #include "qegl_p.h"
+#include "qeglcontext_p.h"
 
 #include <windows.h>
 
 
 QT_BEGIN_NAMESPACE
 
-EGLSurface QEglContext::createSurface(QPaintDevice *device, const QEglProperties *properties)
-{
-    // Create the native drawable for the paint device.
-    int devType = device->devType();
-    EGLNativePixmapType pixmapDrawable = 0;
-    EGLNativeWindowType windowDrawable = 0;
-    bool ok;
-    if (devType == QInternal::Pixmap) {
-        pixmapDrawable = 0;
-        ok = (pixmapDrawable != 0);
-    } else if (devType == QInternal::Widget) {
-        windowDrawable = (EGLNativeWindowType)(static_cast<QWidget *>(device))->winId();
-        ok = (windowDrawable != 0);
-    } else {
-        ok = false;
-    }
-    if (!ok) {
-        qWarning("QEglContext::createSurface(): Cannot create the native EGL drawable");
-        return EGL_NO_SURFACE;
-    }
-
-    // Create the EGL surface to draw into, based on the native drawable.
-    const int *props;
-    if (properties)
-        props = properties->properties();
-    else
-        props = 0;
-    EGLSurface surf;
-    if (devType == QInternal::Widget)
-        surf = eglCreateWindowSurface(dpy, cfg, windowDrawable, props);
-    else
-        surf = eglCreatePixmapSurface(dpy, cfg, pixmapDrawable, props);
-    if (surf == EGL_NO_SURFACE) {
-        qWarning("QEglContext::createSurface(): Unable to create EGL surface, error = 0x%x", eglGetError());
-    }
-    return surf;
-}
-
-EGLNativeDisplayType QEglContext::nativeDisplay()
+EGLNativeDisplayType QEgl::nativeDisplay()
 {
     HWND win = (static_cast<QWidget*>(device))->winId();
     HDC myDc = GetDC(win);
@@ -98,6 +62,17 @@ EGLNativeDisplayType QEglContext::nativeDisplay()
     return EGLNativeDisplayType(myDc);
 }
 
+EGLNativeWindowType QEgl::nativeWindow(QWidget* widget)
+{
+    return (EGLNativeWindowType)(widget->winId());
+}
+
+EGLNativePixmapType QEgl::nativePixmap(QPixmap*)
+{
+    qWarning("QEgl: EGL pixmap surfaces not supported on WinCE");
+    return (EGLNativePixmapType)0;
+}
+
 // Set pixel format and other properties based on a paint device.
 void QEglProperties::setPaintDeviceFormat(QPaintDevice *dev)
 {
diff --git a/src/gui/egl/qegl_x11.cpp b/src/gui/egl/qegl_x11.cpp
index 634ff13..339bd57 100644
--- a/src/gui/egl/qegl_x11.cpp
+++ b/src/gui/egl/qegl_x11.cpp
@@ -49,51 +49,15 @@
 #include <QtGui/qpaintdevice.h>
 #include <QtGui/qpixmap.h>
 #include <QtGui/qwidget.h>
-#include "qegl_p.h"
+#include <QtGui/qcolormap.h>
 
+#include "qegl_p.h"
+#include "qeglcontext_p.h"
 
 QT_BEGIN_NAMESPACE
 
-EGLSurface QEglContext::createSurface(QPaintDevice *device, const QEglProperties *properties)
-{
-    // Create the native drawable for the paint device.
-    int devType = device->devType();
-    EGLNativePixmapType pixmapDrawable = 0;
-    EGLNativeWindowType windowDrawable = 0;
-    bool ok;
-    if (devType == QInternal::Pixmap) {
-        pixmapDrawable = (EGLNativePixmapType)(static_cast<QPixmap *>(device))->handle();
-        ok = (pixmapDrawable != 0);
-    } else if (devType == QInternal::Widget) {
-        windowDrawable = (EGLNativeWindowType)(static_cast<QWidget *>(device))->winId();
-        ok = (windowDrawable != 0);
-    } else {
-        ok = false;
-    }
-    if (!ok) {
-        qWarning("QEglContext::createSurface(): Cannot create the native EGL drawable");
-        return EGL_NO_SURFACE;
-    }
-
-    // Create the EGL surface to draw into, based on the native drawable.
-    const int *props;
-    if (properties)
-        props = properties->properties();
-    else
-        props = 0;
-    EGLSurface surf;
-    if (devType == QInternal::Widget)
-        surf = eglCreateWindowSurface(dpy, cfg, windowDrawable, props);
-    else
-        surf = eglCreatePixmapSurface(dpy, cfg, pixmapDrawable, props);
-    if (surf == EGL_NO_SURFACE) {
-        qWarning() << "QEglContext::createSurface(): Unable to create EGL surface:"
-                   << errorString(eglGetError());
-    }
-    return surf;
-}
 
-EGLNativeDisplayType QEglContext::nativeDisplay()
+EGLNativeDisplayType QEgl::nativeDisplay()
 {
     Display *xdpy = QX11Info::display();
     if (!xdpy) {
@@ -103,6 +67,16 @@ EGLNativeDisplayType QEglContext::nativeDisplay()
     return EGLNativeDisplayType(xdpy);
 }
 
+EGLNativeWindowType QEgl::nativeWindow(QWidget* widget)
+{
+    return (EGLNativeWindowType)(widget->winId());
+}
+
+EGLNativePixmapType QEgl::nativePixmap(QPixmap* pixmap)
+{
+    return (EGLNativePixmapType)(pixmap->handle());
+}
+
 static int countBits(unsigned long mask)
 {
     int count = 0;
@@ -153,4 +127,286 @@ void QEglProperties::setPaintDeviceFormat(QPaintDevice *dev)
         setVisualFormat(qt_x11Info(dev));
 }
 
+//#define QT_DEBUG_X11_VISUAL_SELECTION 1
+
+VisualID QEgl::getCompatibleVisualId(EGLConfig config)
+{
+    VisualID    visualId = 0;
+    EGLint      eglValue = 0;
+
+    EGLint configRedSize = 0;
+    eglGetConfigAttrib(display(), config, EGL_RED_SIZE, &configRedSize);
+
+    EGLint configGreenSize = 0;
+    eglGetConfigAttrib(display(), config, EGL_GREEN_SIZE, &configGreenSize);
+
+    EGLint configBlueSize = 0;
+    eglGetConfigAttrib(display(), config, EGL_BLUE_SIZE, &configBlueSize);
+
+    EGLint configAlphaSize = 0;
+    eglGetConfigAttrib(display(), config, EGL_ALPHA_SIZE, &configAlphaSize);
+
+    eglGetConfigAttrib(display(), config, EGL_BUFFER_SIZE, &eglValue);
+    int configBitDepth = eglValue;
+
+    // See if EGL provided a valid VisualID:
+    eglGetConfigAttrib(display(), config, EGL_NATIVE_VISUAL_ID, &eglValue);
+    visualId = (VisualID)eglValue;
+    if (visualId) {
+        // EGL has suggested a visual id, so get the rest of the visual info for that id:
+        XVisualInfo visualInfoTemplate;
+        memset(&visualInfoTemplate, 0, sizeof(XVisualInfo));
+        visualInfoTemplate.visualid = visualId;
+
+        XVisualInfo *chosenVisualInfo;
+        int matchingCount = 0;
+        chosenVisualInfo = XGetVisualInfo(X11->display, VisualIDMask, &visualInfoTemplate, &matchingCount);
+        if (chosenVisualInfo) {
+            if (configBitDepth == chosenVisualInfo->depth) {
+#if !defined(QT_NO_XRENDER)
+                // If we have XRender, actually check the visual supplied by EGL is ARGB
+                if (configAlphaSize > 0) {
+                    XRenderPictFormat *format;
+                    format = XRenderFindVisualFormat(X11->display, chosenVisualInfo->visual);
+                    if (!format || (format->type != PictTypeDirect) || (!format->direct.alphaMask)) {
+                        qWarning("Warning: EGL suggested using X visual ID %d for config %d, but this is not ARGB",
+                                 (int)visualId, (int)config);
+                        visualId = 0;
+                    }
+                }
+#endif
+            } else {
+                qWarning("Warning: EGL suggested using X visual ID %d (%d bpp) for config %d (%d bpp), but the depths do not match!",
+                         (int)visualId, chosenVisualInfo->depth, (int)config, configBitDepth);
+                visualId = 0;
+            }
+        }
+        XFree(chosenVisualInfo);
+    }
+
+    if (visualId) {
+#ifdef QT_DEBUG_X11_VISUAL_SELECTION
+        if (configAlphaSize > 0)
+            qDebug("Using ARGB Visual ID %d provided by EGL for config %d", (int)visualId, (int)config);
+        else
+            qDebug("Using Opaque Visual ID %d provided by EGL for config %d", (int)visualId, (int)config);
+#endif
+        return visualId;
+    }
+
+
+    // If EGL didn't give us a valid visual ID, try XRender
+#if !defined(QT_NO_XRENDER)
+    if (!visualId) {
+        XVisualInfo visualInfoTemplate;
+        memset(&visualInfoTemplate, 0, sizeof(XVisualInfo));
+
+        visualInfoTemplate.depth = configBitDepth;
+        visualInfoTemplate.c_class = TrueColor;
+
+        XVisualInfo *matchingVisuals;
+        int matchingCount = 0;
+        matchingVisuals = XGetVisualInfo(X11->display,
+                                         VisualDepthMask|VisualClassMask,
+                                         &visualInfoTemplate,
+                                         &matchingCount);
+
+        for (int i = 0; i < matchingCount; ++i) {
+            XRenderPictFormat *format;
+            format = XRenderFindVisualFormat(X11->display, matchingVisuals[i].visual);
+
+            // Check the format for the visual matches the EGL config
+            if ( (countBits(format->direct.redMask) == configRedSize) &&
+                 (countBits(format->direct.greenMask) == configGreenSize) &&
+                 (countBits(format->direct.blueMask) == configBlueSize) &&
+                 (countBits(format->direct.alphaMask) == configAlphaSize) )
+            {
+                visualId = matchingVisuals[i].visualid;
+                break;
+            }
+        }
+        if (matchingVisuals)
+            XFree(matchingVisuals);
+
+    }
+    if (visualId) {
+# ifdef QT_DEBUG_X11_VISUAL_SELECTION
+        if (configAlphaSize > 0)
+            qDebug("Using ARGB Visual ID %d provided by XRender for EGL config %d", (int)visualId, (int)config);
+        else
+            qDebug("Using Opaque Visual ID %d provided by XRender for EGL config %d", (int)visualId, (int)config);
+# endif // QT_DEBUG_X11_VISUAL_SELECTION
+        return visualId;
+    }
+#endif //!defined(QT_NO_XRENDER)
+
+
+    // Finally, if XRender also failed to find a visual (or isn't present), try to
+    // use XGetVisualInfo and only use the bit depth to match on:
+    if (!visualId) {
+        XVisualInfo visualInfoTemplate;
+        memset(&visualInfoTemplate, 0, sizeof(XVisualInfo));
+
+        visualInfoTemplate.depth = configBitDepth;
+
+        XVisualInfo *matchingVisuals;
+        int matchingCount = 0;
+        matchingVisuals = XGetVisualInfo(X11->display,
+                                         VisualDepthMask,
+                                         &visualInfoTemplate,
+                                         &matchingCount);
+        if (matchingVisuals) {
+            visualId = matchingVisuals[0].visualid;
+            XFree(matchingVisuals);
+        }
+    }
+
+    if (visualId) {
+#ifdef QT_DEBUG_X11_VISUAL_SELECTION
+        qDebug("Using Visual ID %d provided by XGetVisualInfo for EGL config %d", (int)visualId, (int)config);
+#endif
+        return visualId;
+    }
+
+    qWarning("Unable to find an X11 visual which matches EGL config %d", (int)config);
+    return (VisualID)0;
+}
+
+void qt_set_winid_on_widget(QWidget* w, Qt::HANDLE id)
+{
+    w->create(id);
+}
+
+
+// NOTE: The X11 version of createSurface will re-create the native drawable if it's visual doesn't
+// match the one for the passed in EGLConfig
+EGLSurface QEgl::createSurface(QPaintDevice *device, EGLConfig config, const QEglProperties *unusedProperties)
+{
+    Q_UNUSED(unusedProperties);
+
+    int devType = device->devType();
+
+    if (devType == QInternal::Pbuffer) {
+        // TODO
+        return EGL_NO_SURFACE;
+    }
+
+    QX11PixmapData *x11PixmapData = 0;
+    if (devType == QInternal::Pixmap) {
+        QPixmapData *pmd = static_cast<QPixmap*>(device)->data_ptr().data();
+        if (pmd->classId() == QPixmapData::X11Class)
+            x11PixmapData = static_cast<QX11PixmapData*>(pmd);
+        else {
+            // TODO: Replace the pixmap's data with a new QX11PixmapData
+            qWarning("WARNING: Creating an EGL surface on a QPixmap is only supported for QX11PixmapData");
+            return EGL_NO_SURFACE;
+        }
+    } else if ((devType != QInternal::Widget) && (devType != QInternal::Pbuffer)) {
+        qWarning("WARNING: Creating an EGLSurface for device type %d isn't supported", devType);
+        return EGL_NO_SURFACE;
+    }
+
+    VisualID visualId = QEgl::getCompatibleVisualId(config);
+    EGLint alphaSize;
+    eglGetConfigAttrib(QEgl::display(), config, EGL_ALPHA_SIZE, &alphaSize);
+
+    if (devType == QInternal::Widget) {
+        QWidget *widget = static_cast<QWidget*>(device);
+
+        VisualID currentVisualId = 0;
+        if (widget->testAttribute(Qt::WA_WState_Created))
+            currentVisualId = XVisualIDFromVisual((Visual*)widget->x11Info().visual());
+
+        if (currentVisualId != visualId) {
+            // The window is either not created or has the wrong visual. Either way, we need
+            // to create a window with the correct visual and call create() on the widget:
+
+            bool visible = widget->isVisible();
+            if (visible)
+                widget->hide();
+
+            XVisualInfo visualInfo;
+            visualInfo.visualid = visualId;
+            {
+                XVisualInfo *visualInfoPtr;
+                int matchingCount = 0;
+                visualInfoPtr = XGetVisualInfo(widget->x11Info().display(), VisualIDMask,
+                                               &visualInfo, &matchingCount);
+                Q_ASSERT(visualInfoPtr); // visualId really should be valid!
+                visualInfo = *visualInfoPtr;
+                XFree(visualInfoPtr);
+            }
+
+            Window parentWindow = RootWindow(widget->x11Info().display(), widget->x11Info().screen());
+            if (widget->parentWidget())
+                parentWindow = widget->parentWidget()->winId();
+
+            XSetWindowAttributes windowAttribs;
+            QColormap colmap = QColormap::instance(widget->x11Info().screen());
+            windowAttribs.background_pixel = colmap.pixel(widget->palette().color(widget->backgroundRole()));
+            windowAttribs.border_pixel = colmap.pixel(Qt::black);
+
+            unsigned int valueMask = CWBackPixel|CWBorderPixel;
+            if (alphaSize > 0) {
+                windowAttribs.colormap = XCreateColormap(widget->x11Info().display(), parentWindow,
+                                                         visualInfo.visual, AllocNone);
+                valueMask |= CWColormap;
+            }
+
+            Window window = XCreateWindow(widget->x11Info().display(), parentWindow,
+                                          widget->x(), widget->y(), widget->width(), widget->height(),
+                                          0, visualInfo.depth, InputOutput, visualInfo.visual,
+                                          valueMask, &windowAttribs);
+
+            // This is a nasty hack to get round the fact that we can't be a friend of QWidget:
+            qt_set_winid_on_widget(widget, window);
+
+            if (visible)
+                widget->show();
+        }
+
+        // At this point, the widget's window should be created and have the correct visual. Now we
+        // just need to create the EGL surface for it:
+        return eglCreateWindowSurface(QEgl::display(), config, (EGLNativeWindowType)widget->winId(), 0);
+    }
+
+    if (x11PixmapData) {
+        // X11 Pixmaps are only created with a depth, so that's all we need to check
+        EGLint configDepth;
+        eglGetConfigAttrib(QEgl::display(), config, EGL_BUFFER_SIZE , &configDepth);
+        if (x11PixmapData->depth() != configDepth) {
+            // The bit depths are wrong which means the EGLConfig isn't compatable with
+            // this pixmap. So we need to replace the pixmap's existing data with a new
+            // one which is created with the correct depth:
+
+#ifndef QT_NO_XRENDER
+            if (configDepth == 32) {
+                qWarning("Warning: EGLConfig's depth (32) != pixmap's depth (%d), converting to ARGB32",
+                         x11PixmapData->depth());
+                x11PixmapData->convertToARGB32(true);
+            } else
+#endif
+            {
+                qWarning("Warning: EGLConfig's depth (%d) != pixmap's depth (%d)",
+                         configDepth, x11PixmapData->depth());
+            }
+        }
+
+        QEglProperties surfaceAttribs;
+
+        // If the pixmap can't be bound to a texture, it's pretty useless
+        surfaceAttribs.setValue(EGL_TEXTURE_TARGET, EGL_TEXTURE_2D);
+        if (alphaSize > 0)
+            surfaceAttribs.setValue(EGL_TEXTURE_FORMAT, EGL_TEXTURE_RGBA);
+        else
+            surfaceAttribs.setValue(EGL_TEXTURE_FORMAT, EGL_TEXTURE_RGB);
+
+        return eglCreatePixmapSurface(QEgl::display(), config,
+                                      (EGLNativePixmapType) x11PixmapData->handle(),
+                                      surfaceAttribs.properties());
+    }
+
+    return EGL_NO_SURFACE;
+}
+
 QT_END_NAMESPACE
diff --git a/src/gui/egl/qeglcontext_p.h b/src/gui/egl/qeglcontext_p.h
new file mode 100644
index 0000000..7eec7eb
--- /dev/null
+++ b/src/gui/egl/qeglcontext_p.h
@@ -0,0 +1,119 @@
+/****************************************************************************
+**
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtGui module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QEGLCONTEXT_P_H
+#define QEGLCONTEXT_P_H
+
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the Qt API.  It exists for the convenience of
+// the QtOpenGL and QtOpenVG modules.  This header file may change from
+// version to version without notice, or even be removed.
+//
+// We mean it.
+//
+
+#include <QtCore/qsize.h>
+#include <QtGui/qimage.h>
+
+#include <QtGui/private/qegl_p.h>
+#include <QtGui/private/qeglproperties_p.h>
+
+QT_BEGIN_NAMESPACE
+
+class Q_GUI_EXPORT QEglContext
+{
+public:
+    QEglContext();
+    ~QEglContext();
+
+    bool isValid() const;
+    bool isCurrent() const;
+    bool isSharing() const { return sharing; }
+
+    QEgl::API api() const { return apiType; }
+    void setApi(QEgl::API api) { apiType = api; }
+
+    bool chooseConfig(const QEglProperties& properties, QEgl::PixelFormatMatch match = QEgl::ExactPixelFormat);
+    bool createContext(QEglContext *shareContext = 0, const QEglProperties *properties = 0);
+    void destroyContext();
+    EGLSurface createSurface(QPaintDevice *device, const QEglProperties *properties = 0);
+    void destroySurface(EGLSurface surface);
+
+    bool makeCurrent(EGLSurface surface);
+    bool doneCurrent();
+    bool lazyDoneCurrent();
+    bool swapBuffers(EGLSurface surface);
+
+    void waitNative();
+    void waitClient();
+
+    bool configAttrib(int name, EGLint *value) const;
+    int  configAttrib(int name) const;
+
+    EGLContext context() const { return ctx; }
+    void setContext(EGLContext context) { ctx = context; ownsContext = false;}
+
+    EGLDisplay display() {return QEgl::display();}
+
+    EGLConfig config() const { return cfg; }
+    void setConfig(EGLConfig config) { cfg = config; }
+
+    QEglProperties configProperties() const;
+
+private:
+    QEgl::API apiType;
+    EGLContext ctx;
+    EGLConfig cfg;
+    EGLSurface currentSurface;
+    bool current;
+    bool ownsContext;
+    bool sharing;
+
+    static QEglContext *currentContext(QEgl::API api);
+    static void setCurrentContext(QEgl::API api, QEglContext *context);
+};
+
+QT_END_NAMESPACE
+
+#endif // QEGLCONTEXT_P_H
diff --git a/src/gui/egl/qeglproperties.cpp b/src/gui/egl/qeglproperties.cpp
index 236ec37..636f469 100644
--- a/src/gui/egl/qeglproperties.cpp
+++ b/src/gui/egl/qeglproperties.cpp
@@ -46,7 +46,8 @@ QT_BEGIN_NAMESPACE
 #include <QtCore/qdebug.h>
 #include <QtCore/qstringlist.h>
 
-#include "qegl_p.h"
+#include "qeglproperties_p.h"
+#include "qeglcontext_p.h"
 
 
 // Initialize a property block.
@@ -60,7 +61,7 @@ QEglProperties::QEglProperties(EGLConfig cfg)
     props.append(EGL_NONE);
     for (int name = 0x3020; name <= 0x304F; ++name) {
         EGLint value;
-        if (name != EGL_NONE && eglGetConfigAttrib(QEglContext::display(), cfg, name, &value))
+        if (name != EGL_NONE && eglGetConfigAttrib(QEgl::display(), cfg, name, &value))
             setValue(name, value);
     }
     eglGetError();  // Clear the error state.
@@ -166,6 +167,17 @@ bool QEglProperties::removeValue(int name)
     return false;
 }
 
+void QEglProperties::setDeviceType(int devType)
+{
+    if (devType == QInternal::Pixmap || devType == QInternal::Image)
+        setValue(EGL_SURFACE_TYPE, EGL_PIXMAP_BIT);
+    else if (devType == QInternal::Pbuffer)
+        setValue(EGL_SURFACE_TYPE, EGL_PBUFFER_BIT);
+    else
+        setValue(EGL_SURFACE_TYPE, EGL_WINDOW_BIT);
+}
+
+
 // Sets the red, green, blue, and alpha sizes based on a pixel format.
 // Normally used to match a configuration request to the screen format.
 void QEglProperties::setPixelFormat(QImage::Format pixelFormat)
@@ -229,6 +241,16 @@ void QEglProperties::setRenderableType(QEgl::API api)
 // reductions in complexity are possible.
 bool QEglProperties::reduceConfiguration()
 {
+#ifdef EGL_VG_ALPHA_FORMAT_PRE_BIT
+    // For OpenVG, we sometimes try to create a surface using a pre-multiplied format. If we can't
+    // find a config which supports pre-multiplied formats, remove the flag on the surface type:
+    EGLint surfaceType = value(EGL_SURFACE_TYPE);
+    if (surfaceType & EGL_VG_ALPHA_FORMAT_PRE_BIT) {
+        surfaceType ^= EGL_VG_ALPHA_FORMAT_PRE_BIT;
+        setValue(EGL_SURFACE_TYPE, surfaceType);
+        return true;
+    }
+#endif
     // EGL chooses configs with the highest color depth over
     // those with smaller (but faster) lower color depths. One
     // way around this is to set EGL_BUFFER_SIZE to 16, which
@@ -273,12 +295,12 @@ static void addTag(QString& str, const QString& tag)
 void QEglProperties::dumpAllConfigs()
 {
     EGLint count = 0;
-    eglGetConfigs(QEglContext::display(), 0, 0, &count);
+    eglGetConfigs(QEgl::display(), 0, 0, &count);
     if (count < 1)
         return;
 
     EGLConfig *configs = new EGLConfig [count];
-    eglGetConfigs(QEglContext::display(), configs, count, &count);
+    eglGetConfigs(QEgl::display(), configs, count, &count);
     for (EGLint index = 0; index < count; ++index)
         qWarning() << QEglProperties(configs[index]).toString();
     delete [] configs;
diff --git a/src/gui/egl/qeglproperties_p.h b/src/gui/egl/qeglproperties_p.h
index feed1d2..eebcf72 100644
--- a/src/gui/egl/qeglproperties_p.h
+++ b/src/gui/egl/qeglproperties_p.h
@@ -56,50 +56,10 @@
 #include <QtCore/qvarlengtharray.h>
 #include <QtGui/qimage.h>
 
-QT_BEGIN_INCLUDE_NAMESPACE
-
-#if defined(QT_GLES_EGL)
-#include <GLES/egl.h>
-#else
-#include <EGL/egl.h>
-#endif
-
-#if defined(Q_WS_X11)
-// If <EGL/egl.h> included <X11/Xlib.h>, then the global namespace
-// may have been polluted with X #define's.  The following makes sure
-// the X11 headers were included properly and then cleans things up.
-#include <X11/Xlib.h>
-#include <X11/Xutil.h>
-#undef Bool
-#undef Status
-#undef None
-#undef KeyPress
-#undef KeyRelease
-#undef FocusIn
-#undef FocusOut
-#undef Type
-#undef FontChange
-#undef CursorShape
-#endif
-
-QT_END_INCLUDE_NAMESPACE
+#include <QtGui/private/qegl_p.h>
 
 QT_BEGIN_NAMESPACE
 
-namespace QEgl {
-    enum API
-    {
-        OpenGL,
-        OpenVG
-    };
-
-    enum PixelFormatMatch
-    {
-        ExactPixelFormat,
-        BestPixelFormat
-    };
-};
-
 class QX11Info;
 class QPaintDevice;
 
@@ -122,9 +82,9 @@ public:
 #ifdef Q_WS_X11
     void setVisualFormat(const QX11Info *xinfo);
 #endif
-    void setRenderableType(QEgl::API api);
-
+    void setDeviceType(int devType);
     void setPaintDeviceFormat(QPaintDevice *dev);
+    void setRenderableType(QEgl::API api);
 
     bool reduceConfiguration();
 
diff --git a/src/gui/graphicsview/qgraphicsitem.cpp b/src/gui/graphicsview/qgraphicsitem.cpp
index 5735cd6..4f06f80 100644
--- a/src/gui/graphicsview/qgraphicsitem.cpp
+++ b/src/gui/graphicsview/qgraphicsitem.cpp
@@ -3179,9 +3179,8 @@ void QGraphicsItemPrivate::setFocusHelper(Qt::FocusReason focusReason, bool clim
 */
 void QGraphicsItem::clearFocus()
 {
-    // Pass focus to the closest parent focus scope when clearing focus
-    // from a focus scope.
-    if (!d_ptr->inDestructor && (d_ptr->flags & ItemIsFocusScope)) {
+    // Pass focus to the closest parent focus scope.
+    if (!d_ptr->inDestructor) {
         QGraphicsItem *p = d_ptr->parent;
         while (p) {
             if (p->flags() & ItemIsFocusScope) {
diff --git a/src/gui/graphicsview/qgraphicslinearlayout.cpp b/src/gui/graphicsview/qgraphicslinearlayout.cpp
index 6a9eb29..9722683 100644
--- a/src/gui/graphicsview/qgraphicslinearlayout.cpp
+++ b/src/gui/graphicsview/qgraphicslinearlayout.cpp
@@ -554,6 +554,8 @@ void QGraphicsLinearLayout::dump(int indent) const
                d->orientation == Qt::Horizontal ? "Horizontal" : "Vertical");
         d->engine.dump(indent + 1);
     }
+#else
+    Q_UNUSED(indent);
 #endif
 }
 
diff --git a/src/gui/graphicsview/qgraphicsscene.cpp b/src/gui/graphicsview/qgraphicsscene.cpp
index 365afdd..6bc02cc 100644
--- a/src/gui/graphicsview/qgraphicsscene.cpp
+++ b/src/gui/graphicsview/qgraphicsscene.cpp
@@ -5972,12 +5972,12 @@ void QGraphicsScenePrivate::gestureEventHandler(QGestureEvent *event)
 
     QList<QGesture *> allGestures = event->gestures();
     DEBUG() << "QGraphicsScenePrivate::gestureEventHandler:"
-            << "Delivering gestures:" <<  allGestures;
+            << "Gestures:" <<  allGestures;
 
     QSet<QGesture *> startedGestures;
-    QPoint delta = graphicsView->mapFromGlobal(QPoint());
-    QTransform toScene =  QTransform::fromTranslate(delta.x(), delta.y())
-                          * graphicsView->viewportTransform().inverted();
+    QPoint delta = viewport->mapFromGlobal(QPoint());
+    QTransform toScene = QTransform::fromTranslate(delta.x(), delta.y())
+                         * graphicsView->viewportTransform().inverted();
     foreach (QGesture *gesture, allGestures) {
         // cache scene coordinates of the hot spot
         if (gesture->hasHotSpot()) {
@@ -6003,7 +6003,8 @@ void QGraphicsScenePrivate::gestureEventHandler(QGestureEvent *event)
         cachedTargetItems = cachedItemGestures.keys();
         qSort(cachedTargetItems.begin(), cachedTargetItems.end(), qt_closestItemFirst);
         DEBUG() << "QGraphicsScenePrivate::gestureEventHandler:"
-                << "Conflicting gestures:" <<  conflictedGestures;
+                << "Normal gestures:" << normalGestures
+                << "Conflicting gestures:" << conflictedGestures;
 
         // deliver conflicted gestures as override events AND remember
         // initial gesture targets
@@ -6080,6 +6081,10 @@ void QGraphicsScenePrivate::gestureEventHandler(QGestureEvent *event)
             const Qt::GestureFlags flags = d->gestureContext.value(gesture->gestureType());
             if (flags & Qt::IgnoredGesturesPropagateToParent)
                 parentPropagatedGestures.insert(gesture);
+        } else {
+            DEBUG() << "QGraphicsScenePrivate::gestureEventHandler:"
+                    << "no target for" << gesture << "at"
+                    << gesture->hotSpot() << gesture->d_func()->sceneHotSpot;
         }
     }
     qSort(cachedTargetItems.begin(), cachedTargetItems.end(), qt_closestItemFirst);
diff --git a/src/gui/image/qpixmap_x11.cpp b/src/gui/image/qpixmap_x11.cpp
index b976376..5a882af 100644
--- a/src/gui/image/qpixmap_x11.cpp
+++ b/src/gui/image/qpixmap_x11.cpp
@@ -314,8 +314,8 @@ static int qt_pixmap_serial = 0;
 int Q_GUI_EXPORT qt_x11_preferred_pixmap_depth = 0;
 
 QX11PixmapData::QX11PixmapData(PixelType type)
-    : QPixmapData(type, X11Class), hd(0),
-      flags(Uninitialized), x11_mask(0), picture(0), mask_picture(0), hd2(0), gl_surface(0),
+    : QPixmapData(type, X11Class), gl_surface(0), hd(0),
+      flags(Uninitialized), x11_mask(0), picture(0), mask_picture(0), hd2(0),
       share_mode(QPixmap::ImplicitlyShared), pengine(0)
 {
 }
diff --git a/src/gui/image/qpixmap_x11_p.h b/src/gui/image/qpixmap_x11_p.h
index 0c0a9bd..521a612 100644
--- a/src/gui/image/qpixmap_x11_p.h
+++ b/src/gui/image/qpixmap_x11_p.h
@@ -94,6 +94,11 @@ public:
 
     static Qt::HANDLE createBitmapFromImage(const QImage &image);
 
+    Qt::HANDLE gl_surface;
+#ifndef QT_NO_XRENDER
+    void convertToARGB32(bool preserveContents = true);
+#endif
+
 protected:
     int metric(QPaintDevice::PaintDeviceMetric metric) const;
 
@@ -105,6 +110,7 @@ private:
     friend class QRasterWindowSurface;
     friend class QGLContextPrivate; // Needs to access xinfo, gl_surface & flags
     friend class QEglContext; // Needs gl_surface
+    friend class QGLContext; // Needs gl_surface
     friend class QX11GLPixmapData; // Needs gl_surface
     friend bool  qt_createEGLSurfaceForPixmap(QPixmapData*, bool); // Needs gl_surface
 
@@ -130,10 +136,6 @@ private:
     Qt::HANDLE picture;
     Qt::HANDLE mask_picture;
     Qt::HANDLE hd2; // sorted in the default display depth
-    Qt::HANDLE gl_surface;
-#ifndef QT_NO_XRENDER
-    void convertToARGB32(bool preserveContents = true);
-#endif
     QPixmap::ShareMode share_mode;
 
     QX11PaintEngine *pengine;
diff --git a/src/gui/image/qpixmapfilter.cpp b/src/gui/image/qpixmapfilter.cpp
index 2792e45..0abf51f 100644
--- a/src/gui/image/qpixmapfilter.cpp
+++ b/src/gui/image/qpixmapfilter.cpp
@@ -726,7 +726,7 @@ void expblur(QImage &img, qreal radius, bool improvedQuality = false, int transp
 
     int img_height = img.height();
     for (int row = 0; row < img_height; ++row) {
-        for (int i = 0; i <= improvedQuality; ++i)
+        for (int i = 0; i <= int(improvedQuality); ++i)
             qt_blurrow<aprec, zprec, alphaOnly>(img, row, alpha);
     }
 
@@ -759,7 +759,7 @@ void expblur(QImage &img, qreal radius, bool improvedQuality = false, int transp
 
     img_height = temp.height();
     for (int row = 0; row < img_height; ++row) {
-        for (int i = 0; i <= improvedQuality; ++i)
+        for (int i = 0; i <= int(improvedQuality); ++i)
             qt_blurrow<aprec, zprec, alphaOnly>(temp, row, alpha);
     }
 
diff --git a/src/gui/kernel/qapplication.cpp b/src/gui/kernel/qapplication.cpp
index 4ec2ae2..fea8c37 100644
--- a/src/gui/kernel/qapplication.cpp
+++ b/src/gui/kernel/qapplication.cpp
@@ -498,9 +498,7 @@ inline bool QApplicationPrivate::isAlien(QWidget *widget)
 {
     if (!widget)
         return false;
-#if defined(Q_WS_MAC) // Fake alien behavior on the Mac :)
-    return !widget->isWindow() && widget->window()->testAttribute(Qt::WA_DontShowOnScreen);
-#elif defined(Q_WS_QWS)
+#if defined(Q_WS_QWS)
     return !widget->isWindow()
 # ifdef Q_BACKINGSTORE_SUBSURFACES
         && !(widget->d_func()->maybeTopData() && widget->d_func()->maybeTopData()->windowSurface)
@@ -2311,6 +2309,19 @@ static bool qt_detectRTLLanguage()
                          " languages or to 'RTL' in right-to-left languages (such as Hebrew"
                          " and Arabic) to get proper widget layout.") == QLatin1String("RTL"));
 }
+#if defined(QT_MAC_USE_COCOA)
+static const char *application_menu_strings[] = {
+    QT_TRANSLATE_NOOP("MAC_APPLICATION_MENU","Services"),
+    QT_TRANSLATE_NOOP("MAC_APPLICATION_MENU","Hide %1"),
+    QT_TRANSLATE_NOOP("MAC_APPLICATION_MENU","Hide Others"),
+    QT_TRANSLATE_NOOP("MAC_APPLICATION_MENU","Show All")
+    };
+QString qt_mac_applicationmenu_string(int type)
+{
+    return qApp->translate("MAC_APPLICATION_MENU",
+                           application_menu_strings[type]);
+}
+#endif
 #endif
 
 /*!\reimp
@@ -2339,6 +2350,9 @@ bool QApplication::event(QEvent *e)
 #ifndef QT_NO_TRANSLATION
         setLayoutDirection(qt_detectRTLLanguage()?Qt::RightToLeft:Qt::LeftToRight);
 #endif
+#if defined(QT_MAC_USE_COCOA)
+        qt_mac_post_retranslateAppMenu();
+#endif
         QWidgetList list = topLevelWidgets();
         for (int i = 0; i < list.size(); ++i) {
             QWidget *w = list.at(i);
@@ -3013,7 +3027,7 @@ bool QApplicationPrivate::sendMouseEvent(QWidget *receiver, QMouseEvent *event,
     return result;
 }
 
-#if defined(Q_WS_WIN) || defined(Q_WS_X11) || defined(Q_WS_QWS)
+#if defined(Q_WS_WIN) || defined(Q_WS_X11) || defined(Q_WS_QWS) || defined(Q_WS_MAC)
 /*
     This function should only be called when the widget changes visibility, i.e.
     when the \a widget is shown, hidden or deleted. This function does nothing
@@ -3073,7 +3087,7 @@ void QApplicationPrivate::sendSyntheticEnterLeave(QWidget *widget)
     sendMouseEvent(widgetUnderCursor, &e, widgetUnderCursor, tlw, &qt_button_down, qt_last_mouse_receiver);
 #endif // QT_NO_CURSOR
 }
-#endif // Q_WS_WIN || Q_WS_X11
+#endif // Q_WS_WIN || Q_WS_X11 || Q_WS_MAC
 
 /*!
     Returns the desktop widget (also called the root window).
diff --git a/src/gui/kernel/qapplication_mac.mm b/src/gui/kernel/qapplication_mac.mm
index babfc72..c7d0e48 100644
--- a/src/gui/kernel/qapplication_mac.mm
+++ b/src/gui/kernel/qapplication_mac.mm
@@ -184,7 +184,8 @@ bool qt_mac_app_fullscreen = false;
 bool qt_scrollbar_jump_to_pos = false;
 static bool qt_mac_collapse_on_dblclick = true;
 extern int qt_antialiasing_threshold; // from qapplication.cpp
-QPointer<QWidget> qt_button_down;                // widget got last button-down
+QWidget * qt_button_down;                // widget got last button-down
+QPointer<QWidget> qt_last_mouse_receiver;
 #ifndef QT_MAC_USE_COCOA
 static bool qt_button_down_in_content; // whether the button_down was in the content area.
 static bool qt_mac_previous_press_in_popup_mode = false;
diff --git a/src/gui/kernel/qapplication_p.h b/src/gui/kernel/qapplication_p.h
index e0a6103..8653dec 100644
--- a/src/gui/kernel/qapplication_p.h
+++ b/src/gui/kernel/qapplication_p.h
@@ -514,7 +514,7 @@ public:
     int symbianResourceChange(const QSymbianEvent *symbianEvent);
 
 #endif
-#if defined(Q_WS_WIN) || defined(Q_WS_X11) || defined (Q_WS_QWS)
+#if defined(Q_WS_WIN) || defined(Q_WS_X11) || defined (Q_WS_QWS) || defined(Q_WS_MAC)
     void sendSyntheticEnterLeave(QWidget *widget);
 #endif
 
diff --git a/src/gui/kernel/qcocoamenuloader_mac.mm b/src/gui/kernel/qcocoamenuloader_mac.mm
index 573b763..35d156a 100644
--- a/src/gui/kernel/qcocoamenuloader_mac.mm
+++ b/src/gui/kernel/qcocoamenuloader_mac.mm
@@ -48,6 +48,7 @@
 #include <private/qt_mac_p.h>
 #include <private/qmenubar_p.h>
 #include <qmenubar.h>
+#include <private/qt_cocoa_helpers_mac_p.h>
 
 QT_FORWARD_DECLARE_CLASS(QCFString)
 QT_FORWARD_DECLARE_CLASS(QString)
@@ -58,6 +59,10 @@ QT_USE_NAMESPACE
 
 - (void)awakeFromNib
 {
+    servicesItem = [[appMenu itemWithTitle:@"Services"] retain];
+    hideAllOthersItem = [[appMenu itemWithTitle:@"Hide Others"] retain];
+    showAllItem = [[appMenu itemWithTitle:@"Show All"] retain];
+
     // Get the names in the nib to match the app name set by Qt.
     NSString *appName = reinterpret_cast<const NSString*>(QCFString::toCFStringRef(qAppName()));
     [quitItem setTitle:[[quitItem title] stringByReplacingOccurrencesOfString:@"NewApplication"
@@ -119,6 +124,10 @@ QT_USE_NAMESPACE
 
 - (void)dealloc
 {
+    [servicesItem release];
+    [hideAllOthersItem release];
+    [showAllItem release];
+
     [lastAppSpecificItem release];
     [theMenu release];
     [appMenu release];
@@ -214,6 +223,17 @@ QT_USE_NAMESPACE
     QMenuBarPrivate::macUpdateMenuBarImmediatly();
 }
 
+- (void)qtTranslateApplicationMenu
+{
+#ifndef QT_NO_TRANSLATION
+    extern QString qt_mac_applicationmenu_string(int type);
+    [servicesItem setTitle: qt_mac_QStringToNSString(qt_mac_applicationmenu_string(0))];
+    [hideItem setTitle: qt_mac_QStringToNSString(qt_mac_applicationmenu_string(1).arg(qAppName()))];
+    [hideAllOthersItem setTitle: qt_mac_QStringToNSString(qt_mac_applicationmenu_string(2))];
+    [showAllItem setTitle: qt_mac_QStringToNSString(qt_mac_applicationmenu_string(3))];
+#endif
+}
+
 - (IBAction)qtDispatcherToQAction:(id)sender
 {
     QScopedLoopLevelCounter loopLevelCounter(QApplicationPrivate::instance()->threadData);
diff --git a/src/gui/kernel/qcocoamenuloader_mac_p.h b/src/gui/kernel/qcocoamenuloader_mac_p.h
index 2504b8c..a75ad0a 100644
--- a/src/gui/kernel/qcocoamenuloader_mac_p.h
+++ b/src/gui/kernel/qcocoamenuloader_mac_p.h
@@ -67,7 +67,9 @@
     IBOutlet NSMenuItem *aboutQtItem;
     IBOutlet NSMenuItem *hideItem;
     NSMenuItem *lastAppSpecificItem;
-
+    NSMenuItem *servicesItem;
+    NSMenuItem *hideAllOthersItem;
+    NSMenuItem *showAllItem;
 }
 - (void)ensureAppMenuInMenu:(NSMenu *)menu;
 - (void)removeActionsFromAppMenu;
diff --git a/src/gui/kernel/qcocoaview_mac.mm b/src/gui/kernel/qcocoaview_mac.mm
index 6a16403..f7cb21f 100644
--- a/src/gui/kernel/qcocoaview_mac.mm
+++ b/src/gui/kernel/qcocoaview_mac.mm
@@ -185,6 +185,9 @@ extern "C" {
     extern NSString *NSTextInputReplacementRangeAttributeName;
 }
 
+#ifdef ALIEN_DEBUG
+static int qCocoaViewCount = 0;
+#endif
 
 @implementation QT_MANGLE_NAMESPACE(QCocoaView)
 
@@ -195,6 +198,12 @@ extern "C" {
         [self finishInitWithQWidget:widget widgetPrivate:widgetprivate];
     }
     composingText = new QString();
+
+#ifdef ALIEN_DEBUG
+    ++qCocoaViewCount;
+    qDebug() << "init: qCocoaViewCount is" << qCocoaViewCount;
+#endif
+
     composing = false;
     sendKeyEvents = true;
     [self setHidden:YES];
@@ -414,6 +423,12 @@ extern "C" {
 {
     delete composingText;
     [[NSNotificationCenter defaultCenter] removeObserver:self];
+
+#ifdef ALIEN_DEBUG
+    --qCocoaViewCount;
+    qDebug() << "qCocoaViewCount is" << qCocoaViewCount;
+#endif
+
     [super dealloc];
 }
 
@@ -523,6 +538,10 @@ extern "C" {
             CGContextClearRect(cg, NSRectToCGRect(aRect));
         }
 
+        // Check for alien widgets, use qwidgetPrivate->drawWidget() to draw the widget if this
+        // is the case. This makes sure child widgets are drawn as well, Cocoa does not know about
+        // those and wont send them drawRect calls.
+        if (qwidget->testAttribute(Qt::WA_NativeWindow) && qt_widget_private(qwidget)->hasAlienChildren == false) {
         if (engine && !qwidget->testAttribute(Qt::WA_NoSystemBackground)
             && (qwidget->isWindow() || qwidget->autoFillBackground())
                 || qwidget->testAttribute(Qt::WA_TintedBackground)
@@ -542,6 +561,12 @@ extern "C" {
         e.setErased(true);
 #endif
         qt_sendSpontaneousEvent(qwidget, &e);
+        } else {
+           qwidget->setAttribute(Qt::WA_WState_InPaintEvent, false); // QWidgetPrivate::drawWidget sets this
+           QWidgetPrivate *qwidgetPrivate = qt_widget_private(qwidget);
+           qwidgetPrivate->drawWidget(qwidget, qrgn, QPoint(), QWidgetPrivate::DrawAsRoot | QWidgetPrivate::DrawPaintOnScreen | QWidgetPrivate::DrawRecursive, 0);
+        }
+
         if (!redirectionOffset.isNull())
             QPainter::restoreRedirected(qwidget);
         if (engine)
@@ -1003,7 +1028,10 @@ extern "C" {
 {
     if (!qwidget)
         return NO;
-    if (qwidget->isWindow())
+    // Before accepting the focus for a window, we check that
+    // the focusWidget (if any) is not contained in the same window.
+    if (qwidget->isWindow() && (!qApp->focusWidget()
+				|| qApp->focusWidget()->window() != qwidget))
         return YES;  // Always do it, so that windows can accept key press events.
     return qwidget->focusPolicy() != Qt::NoFocus;
 }
diff --git a/src/gui/kernel/qcursor_mac.mm b/src/gui/kernel/qcursor_mac.mm
index cfebf60..03e38b0 100644
--- a/src/gui/kernel/qcursor_mac.mm
+++ b/src/gui/kernel/qcursor_mac.mm
@@ -114,27 +114,18 @@ void qt_mac_set_cursor(const QCursor *c, const QPoint &)
     }
     c->handle(); //force the cursor to get loaded, if it's not
 
-    if(1 || currentCursor != c->d) {
-        if(currentCursor && currentCursor->type == QCursorData::TYPE_ThemeCursor
-                && currentCursor->curs.tc.anim)
-            currentCursor->curs.tc.anim->stop();
-        QMacCocoaAutoReleasePool pool;
-        if(c->d->type == QCursorData::TYPE_ImageCursor) {
-            [static_cast<NSCursor *>(c->d->curs.cp.nscursor) set];
-        } else if(c->d->type == QCursorData::TYPE_ThemeCursor) {
-#ifdef QT_MAC_USE_COCOA
-            if (c->d->curs.cp.nscursor == 0)
-                [[NSCursor arrowCursor] set];
-            [static_cast<NSCursor *>(c->d->curs.cp.nscursor) set];
-#else
-            if(SetAnimatedThemeCursor(c->d->curs.tc.curs, 0) == themeBadCursorIndexErr) {
-                SetThemeCursor(c->d->curs.tc.curs);
-            } else {
-                if(!c->d->curs.tc.anim)
-                    c->d->curs.tc.anim = new QMacAnimateCursor;
-                c->d->curs.tc.anim->start(c->d->curs.tc.curs);
-            }
-#endif
+    if(currentCursor && currentCursor->type == QCursorData::TYPE_ThemeCursor
+            && currentCursor->curs.tc.anim)
+        currentCursor->curs.tc.anim->stop();
+    if(c->d->type == QCursorData::TYPE_ImageCursor) {
+        [static_cast<NSCursor *>(c->d->curs.cp.nscursor) set];
+    } else if(c->d->type == QCursorData::TYPE_ThemeCursor) {
+        if(SetAnimatedThemeCursor(c->d->curs.tc.curs, 0) == themeBadCursorIndexErr) {
+            SetThemeCursor(c->d->curs.tc.curs);
+        } else {
+            if(!c->d->curs.tc.anim)
+                c->d->curs.tc.anim = new QMacAnimateCursor;
+            c->d->curs.tc.anim->start(c->d->curs.tc.curs);
         }
     }
     currentCursor = c->d;
diff --git a/src/gui/kernel/qt_cocoa_helpers_mac.mm b/src/gui/kernel/qt_cocoa_helpers_mac.mm
index 9560952..3fbd978 100644
--- a/src/gui/kernel/qt_cocoa_helpers_mac.mm
+++ b/src/gui/kernel/qt_cocoa_helpers_mac.mm
@@ -139,7 +139,7 @@ void QMacWindowFader::performFade()
 
 extern bool qt_sendSpontaneousEvent(QObject *receiver, QEvent *event); // qapplication.cpp;
 extern QWidget * mac_mouse_grabber;
-extern QPointer<QWidget> qt_button_down; //qapplication_mac.cpp
+extern QWidget *qt_button_down; //qapplication_mac.cpp
 
 void macWindowFade(void * /*OSWindowRef*/ window, float durationSeconds)
 {
@@ -373,7 +373,7 @@ QMacTabletHash *qt_mac_tablet_hash()
 // Clears the QWidget pointer that each QCocoaView holds.
 void qt_mac_clearCocoaViewQWidgetPointers(QWidget *widget)
 {
-    QCocoaView *cocoaView = reinterpret_cast<QCocoaView *>(qt_mac_nativeview_for(widget));
+    QT_MANGLE_NAMESPACE(QCocoaView) *cocoaView = reinterpret_cast<QT_MANGLE_NAMESPACE(QCocoaView) *>(qt_mac_nativeview_for(widget));
     if (cocoaView && [cocoaView respondsToSelector:@selector(qt_qwidget)]) {
         [cocoaView qt_clearQWidget];
     }
@@ -686,6 +686,12 @@ bool qt_dispatchKeyEvent(void * /*NSEvent * */ keyEvent, QWidget *widgetToGetEve
     if ([event type] == NSKeyDown) {
         qt_keymapper_private()->updateKeyMap(0, key_event, 0);
     }
+
+    // Redirect keys to alien widgets.
+    if (widgetToGetEvent->testAttribute(Qt::WA_NativeWindow) == false) {
+        widgetToGetEvent = qApp->focusWidget();
+    }
+
     if (widgetToGetEvent == 0)
         return false;
 
@@ -940,7 +946,7 @@ bool qt_mac_handleMouseEvent(void * /* NSView * */view, void * /* NSEvent * */ev
                 [static_cast<QT_MANGLE_NAMESPACE(QCocoaView) *>(tmpView) qt_qwidget];
         }
     } else {
-        extern QPointer<QWidget> qt_button_down; //qapplication_mac.cpp
+        extern QWidget * qt_button_down; //qapplication_mac.cpp
         QPoint pos;
         widgetToGetMouse = QApplicationPrivate::pickMouseReceiver(qwidget, qglobalPoint,
                                                                   pos, eventType,
@@ -952,7 +958,20 @@ bool qt_mac_handleMouseEvent(void * /* NSView * */view, void * /* NSEvent * */ev
         return false;
 
     NSPoint localPoint = [tmpView convertPoint:windowPoint fromView:nil];
-    QPoint qlocalPoint(localPoint.x, localPoint.y);
+    QPoint qlocalPoint = QPoint(localPoint.x, localPoint.y);
+
+    // Search for alien child widgets (either on this qwidget or on the popup)
+    if (widgetToGetMouse->testAttribute(Qt::WA_NativeWindow) == false || qt_widget_private(widgetToGetMouse)->hasAlienChildren) {
+        QPoint qScreenPoint = flipPoint(globalPoint).toPoint();
+#ifdef ALIEN_DEBUG
+        qDebug() << "alien mouse event" << qScreenPoint << possibleAlien;
+#endif
+        QWidget *possibleAlien =  widgetToGetMouse->childAt(qlocalPoint);
+        if (possibleAlien) {
+            qlocalPoint = possibleAlien->mapFromGlobal(widgetToGetMouse->mapToGlobal(qlocalPoint));
+            widgetToGetMouse = possibleAlien;
+        }
+    }
 
     EventRef carbonEvent = static_cast<EventRef>(const_cast<void *>([theEvent eventRef]));
     if (qt_mac_sendMacEventToWidget(widgetToGetMouse, carbonEvent))
@@ -997,7 +1016,19 @@ bool qt_mac_handleMouseEvent(void * /* NSView * */view, void * /* NSEvent * */ev
     }
     [QT_MANGLE_NAMESPACE(QCocoaView) currentMouseEvent]->localPoint = localPoint;
     QMouseEvent qme(eventType, qlocalPoint, qglobalPoint, button, buttons, keyMods);
-    qt_sendSpontaneousEvent(widgetToGetMouse, &qme);
+
+#ifdef ALIEN_DEBUG
+    qDebug() << "sending mouse event to" << widgetToGetMouse;
+#endif
+    extern QWidget *qt_button_down;
+    extern QPointer<QWidget> qt_last_mouse_receiver;
+
+    if (qwidget->testAttribute(Qt::WA_NativeWindow) && qt_widget_private(qwidget)->hasAlienChildren == false)
+        qt_sendSpontaneousEvent(widgetToGetMouse, &qme);
+    else
+        QApplicationPrivate::sendMouseEvent(widgetToGetMouse, &qme, widgetToGetMouse, qwidget, &qt_button_down,
+                                            qt_last_mouse_receiver);
+
     if (eventType == QEvent::MouseButtonPress && button == Qt::RightButton) {
         QContextMenuEvent qcme(QContextMenuEvent::Mouse, qlocalPoint, qglobalPoint, keyMods);
         qt_sendSpontaneousEvent(widgetToGetMouse, &qcme);
@@ -1355,4 +1386,12 @@ QMacCocoaAutoReleasePool::~QMacCocoaAutoReleasePool()
     [(NSAutoreleasePool*)pool release];
 }
 
+void qt_mac_post_retranslateAppMenu()
+{
+#ifdef QT_MAC_USE_COCOA
+    QMacCocoaAutoReleasePool pool;
+    qt_cocoaPostMessage([NSApp QT_MANGLE_NAMESPACE(qt_qcocoamenuLoader)], @selector(qtTranslateApplicationMenu));
+#endif
+}
+
 QT_END_NAMESPACE
diff --git a/src/gui/kernel/qt_cocoa_helpers_mac_p.h b/src/gui/kernel/qt_cocoa_helpers_mac_p.h
index c43ea55..3fd62a4 100644
--- a/src/gui/kernel/qt_cocoa_helpers_mac_p.h
+++ b/src/gui/kernel/qt_cocoa_helpers_mac_p.h
@@ -208,4 +208,6 @@ bool qt_cocoaPostMessage(id target, SEL selector);
 
 #endif
 
+void qt_mac_post_retranslateAppMenu();
+
 QT_END_NAMESPACE
diff --git a/src/gui/kernel/qwidget.cpp b/src/gui/kernel/qwidget.cpp
index 2f6ec6b..ed9d5de 100644
--- a/src/gui/kernel/qwidget.cpp
+++ b/src/gui/kernel/qwidget.cpp
@@ -205,6 +205,7 @@ QWidgetPrivate::QWidgetPrivate(int version)
       , nativeGesturePanEnabled(0)
 #elif defined(Q_WS_MAC)
       , needWindowChange(0)
+      , hasAlienChildren(0)
       , window_event(0)
       , qd_hd(0)
 #endif
@@ -1121,7 +1122,8 @@ void QWidgetPrivate::init(QWidget *parentWidget, Qt::WindowFlags f)
         qFatal("QWidget: Cannot create a QWidget when no GUI is being used");
 
     Q_ASSERT(allWidgets);
-    allWidgets->insert(q);
+    if (allWidgets)
+        allWidgets->insert(q);
 
     QWidget *desktopWidget = 0;
     if (parentWidget && parentWidget->windowType() == Qt::Desktop) {
@@ -1168,6 +1170,10 @@ void QWidgetPrivate::init(QWidget *parentWidget, Qt::WindowFlags f)
     if (f & Qt::MSWindowsOwnDC)
         q->setAttribute(Qt::WA_NativeWindow);
 
+#ifdef Q_WS_MAC
+    q->setAttribute(Qt::WA_NativeWindow);
+#endif
+
     q->setAttribute(Qt::WA_QuitOnClose); // might be cleared in adjustQuitOnCloseAttribute()
     adjustQuitOnCloseAttribute();
 
@@ -1263,6 +1269,10 @@ void QWidget::create(WId window, bool initializeWindow, bool destroyOldWindow)
     }
 
     if (QWidget *parent = parentWidget()) {
+#ifdef Q_WS_MAC
+        if (testAttribute(Qt::WA_NativeWindow) == false)
+            parent->d_func()->hasAlienChildren = true;
+#endif
         if (type & Qt::Window) {
             if (!parent->testAttribute(Qt::WA_WState_Created))
                 parent->createWinId();
@@ -1433,7 +1443,7 @@ QWidget::~QWidget()
         }
     }
 
-#if defined(Q_WS_WIN) || defined(Q_WS_X11) || defined (Q_WS_QWS)
+#if defined(Q_WS_WIN) || defined(Q_WS_X11) || defined (Q_WS_QWS) || defined(Q_WS_MAC)
     else if (!internalWinId() && isVisible()) {
         qApp->d_func()->sendSyntheticEnterLeave(this);
 #ifdef Q_WS_QWS
@@ -2306,6 +2316,9 @@ QWidget *QWidget::find(WId id)
 WId QWidget::winId() const
 {
     if (!testAttribute(Qt::WA_WState_Created) || !internalWinId()) {
+#ifdef ALIEN_DEBUG
+        qDebug() << "QWidget::winId: creating native window for" << this;
+#endif
         QWidget *that = const_cast<QWidget*>(this);
         that->setAttribute(Qt::WA_NativeWindow);
         that->d_func()->createWinId();
@@ -2318,6 +2331,10 @@ WId QWidget::winId() const
 void QWidgetPrivate::createWinId(WId winid)
 {
     Q_Q(QWidget);
+
+#ifdef ALIEN_DEBUG
+    qDebug() << "QWidgetPrivate::createWinId for" << q << winid;
+#endif
     const bool forceNativeWindow = q->testAttribute(Qt::WA_NativeWindow);
     if (!q->testAttribute(Qt::WA_WState_Created) || (forceNativeWindow && !q->internalWinId())) {
         if (!q->isWindow()) {
@@ -2360,6 +2377,9 @@ Ensures that the widget has a window system identifier, i.e. that it is known to
 void QWidget::createWinId()
 {
     Q_D(QWidget);
+#ifdef ALIEN_DEBUG
+    qDebug()  << "QWidget::createWinId" << this;
+#endif
 //    qWarning("QWidget::createWinId is obsolete, please fix your code.");
     d->createWinId();
 }
@@ -5249,7 +5269,15 @@ void QWidgetPrivate::drawWidget(QPaintDevice *pdev, const QRegion &rgn, const QP
             QPaintEngine *paintEngine = pdev->paintEngine();
             if (paintEngine) {
                 setRedirected(pdev, -offset);
+#ifdef Q_WS_MAC
+                // (Alien support) Special case for Mac when redirecting: If the paint device
+                // is of the Widget type we need to set WA_WState_InPaintEvent since painting
+                // outside the paint event is not supported on QWidgets. The attributeis
+                // restored further down.
+                if (pdev->devType() == QInternal::Widget)
+                    static_cast<QWidget *>(pdev)->setAttribute(Qt::WA_WState_InPaintEvent);
 
+#endif
                 if (sharedPainter)
                     paintEngine->d_func()->systemClip = toBePainted;
                 else
@@ -5290,6 +5318,10 @@ void QWidgetPrivate::drawWidget(QPaintDevice *pdev, const QRegion &rgn, const QP
 
             //restore
             if (paintEngine) {
+#ifdef Q_WS_MAC
+                if (pdev->devType() == QInternal::Widget)
+                    static_cast<QWidget *>(pdev)->setAttribute(Qt::WA_WState_InPaintEvent, false);
+#endif
                 restoreRedirected();
                 if (!sharedPainter)
                     paintEngine->d_func()->systemRect = QRect();
@@ -5339,7 +5371,6 @@ void QWidgetPrivate::render(QPaintDevice *target, const QPoint &targetOffset,
                             const QRegion &sourceRegion, QWidget::RenderFlags renderFlags,
                             bool readyToRender)
 {
-    Q_Q(QWidget);
     if (!target) {
         qWarning("QWidget::render: null pointer to paint device");
         return;
@@ -6469,7 +6500,7 @@ void QWidget::setTabOrder(QWidget* first, QWidget *second)
 //    QWidget *fp = first->d_func()->focus_prev;
     QWidget *fn = first->d_func()->focus_next;
 
-    if (fn == second)
+    if (fn == second || first == second)
         return;
 
     QWidget *sp = second->d_func()->focus_prev;
@@ -7322,7 +7353,7 @@ void QWidgetPrivate::hide_helper()
     // next bit tries to move the focus if the focus widget is now
     // hidden.
     if (wasVisible) {
-#if defined(Q_WS_WIN) || defined(Q_WS_X11) || defined (Q_WS_QWS)
+#if defined(Q_WS_WIN) || defined(Q_WS_X11) || defined (Q_WS_QWS) || defined(Q_WS_MAC)
         qApp->d_func()->sendSyntheticEnterLeave(q);
 #endif
 
@@ -7454,7 +7485,7 @@ void QWidget::setVisible(bool visible)
 
             d->show_helper();
 
-#if defined(Q_WS_WIN) || defined(Q_WS_X11) || defined (Q_WS_QWS)
+#if defined(Q_WS_WIN) || defined(Q_WS_X11) || defined (Q_WS_QWS) || defined(Q_WS_MAC)
             qApp->d_func()->sendSyntheticEnterLeave(this);
 #endif
         }
@@ -7569,7 +7600,7 @@ void QWidgetPrivate::hideChildren(bool spontaneous)
                 widget->d_func()->hide_sys();
             }
         }
-#if defined(Q_WS_WIN) || defined(Q_WS_X11) || defined (Q_WS_QWS)
+#if defined(Q_WS_WIN) || defined(Q_WS_X11) || defined (Q_WS_QWS) || defined(Q_WS_MAC)
         qApp->d_func()->sendSyntheticEnterLeave(widget);
 #endif
 #ifndef QT_NO_ACCESSIBILITY
@@ -9787,7 +9818,7 @@ void QWidget::setParent(QWidget *parent, Qt::WindowFlags f)
         desktopWidget = parent;
     bool newParent = (parent != parentWidget()) || !wasCreated || desktopWidget;
 
-#if defined(Q_WS_X11) || defined(Q_WS_WIN)
+#if defined(Q_WS_X11) || defined(Q_WS_WIN) || defined(Q_WS_MAC)
     if (newParent && parent && !desktopWidget) {
         if (testAttribute(Qt::WA_NativeWindow) && !qApp->testAttribute(Qt::AA_DontCreateNativeWidgetSiblings))
             parent->d_func()->enforceNativeChildren();
@@ -10262,6 +10293,29 @@ const QPixmap *QWidget::icon() const
 
 #endif // QT3_SUPPORT
 
+ /*!
+  \internal
+
+  This just sets the corresponding attribute bit to 1 or 0
+ */
+static void setAttribute_internal(Qt::WidgetAttribute attribute, bool on, QWidgetData *data,
+                                  QWidgetPrivate *d)
+{
+    if (attribute < int(8*sizeof(uint))) {
+        if (on)
+            data->widget_attributes |= (1<<attribute);
+        else
+            data->widget_attributes &= ~(1<<attribute);
+    } else {
+        const int x = attribute - 8*sizeof(uint);
+        const int int_off = x / (8*sizeof(uint));
+        if (on)
+            d->high_attributes[int_off] |= (1<<(x-(int_off*8*sizeof(uint))));
+        else
+            d->high_attributes[int_off] &= ~(1<<(x-(int_off*8*sizeof(uint))));
+    }
+}
+
 /*!
     Sets the attribute \a attribute on this widget if \a on is true;
     otherwise clears the attribute.
@@ -10288,19 +10342,7 @@ void QWidget::setAttribute(Qt::WidgetAttribute attribute, bool on)
     }
 #endif
 
-    if (attribute < int(8*sizeof(uint))) {
-        if (on)
-            data->widget_attributes |= (1<<attribute);
-        else
-            data->widget_attributes &= ~(1<<attribute);
-    } else {
-        const int x = attribute - 8*sizeof(uint);
-        const int int_off = x / (8*sizeof(uint));
-        if (on)
-            d->high_attributes[int_off] |= (1<<(x-(int_off*8*sizeof(uint))));
-        else
-            d->high_attributes[int_off] &= ~(1<<(x-(int_off*8*sizeof(uint))));
-    }
+    setAttribute_internal(attribute, on, data, d);
 
     switch (attribute) {
 
@@ -10359,14 +10401,11 @@ void QWidget::setAttribute(Qt::WidgetAttribute attribute, bool on)
 #ifdef Q_WS_MAC
         {
             // We can only have one of these set at a time
-            static const int MacSizes[] = { Qt::WA_MacNormalSize, Qt::WA_MacSmallSize,
-                                            Qt::WA_MacMiniSize, 0 };
-            for (int i = 0; MacSizes[i] != 0; ++i) {
-                if (MacSizes[i] == attribute)
-                    continue;
-                int macsize_x = MacSizes[i] - 8*sizeof(uint);
-                int macsize_int_off = macsize_x / (8*sizeof(uint));
-                d->high_attributes[macsize_int_off] &= ~(1<<(macsize_x-(macsize_int_off*8*sizeof(uint))));
+            const Qt::WidgetAttribute MacSizes[] = { Qt::WA_MacNormalSize, Qt::WA_MacSmallSize,
+                                                     Qt::WA_MacMiniSize };
+            for (int i = 0; i < 3; ++i) {
+                if (MacSizes[i] != attribute)
+                    setAttribute_internal(MacSizes[i], false, data, d);
             }
             d->macUpdateSizeAttribute();
         }
@@ -10433,7 +10472,7 @@ void QWidget::setAttribute(Qt::WidgetAttribute attribute, bool on)
     }
     case Qt::WA_PaintOnScreen:
         d->updateIsOpaque();
-#if defined(Q_WS_WIN) || defined(Q_WS_X11)
+#if defined(Q_WS_WIN) || defined(Q_WS_X11) || defined(Q_WS_MAC)
         // Recreate the widget if it's already created as an alien widget and
         // WA_PaintOnScreen is enabled. Paint on screen widgets must have win id.
         // So must their children.
diff --git a/src/gui/kernel/qwidget.h b/src/gui/kernel/qwidget.h
index 0d7475e9..e12148b 100644
--- a/src/gui/kernel/qwidget.h
+++ b/src/gui/kernel/qwidget.h
@@ -773,6 +773,7 @@ private:
 #ifdef Q_WS_X11
     friend void qt_net_update_user_time(QWidget *tlw, unsigned long timestamp);
     friend void qt_net_remove_user_time(QWidget *tlw);
+    friend void qt_set_winid_on_widget(QWidget*, Qt::HANDLE);
 #endif
 
     friend Q_GUI_EXPORT QWidgetData *qt_qwidget_data(QWidget *widget);
diff --git a/src/gui/kernel/qwidget_mac.mm b/src/gui/kernel/qwidget_mac.mm
index dcb87fc..6d8c97b 100644
--- a/src/gui/kernel/qwidget_mac.mm
+++ b/src/gui/kernel/qwidget_mac.mm
@@ -459,7 +459,13 @@ static bool qt_isGenuineQWidget(OSViewRef ref)
 
 bool qt_isGenuineQWidget(const QWidget *window)
 {
-    return window && qt_isGenuineQWidget(OSViewRef(window->winId()));
+    if (!window)
+        return false;
+
+    if (!window->internalWinId())
+        return true;  //alien
+
+    return qt_isGenuineQWidget(OSViewRef(window->internalWinId()));
 }
 
 Q_GUI_EXPORT OSWindowRef qt_mac_window_for(const QWidget *w)
@@ -2608,7 +2614,16 @@ void QWidgetPrivate::create_sys(WId window, bool initializeWindow, bool destroyO
         }
     } else {
         data.fstrut_dirty = false; // non-toplevel widgets don't have a frame, so no need to update the strut
-        if(OSViewRef osview = qt_mac_create_widget(q, this, qt_mac_nativeview_for(parentWidget))) {
+
+#ifdef QT_MAC_USE_COCOA
+        if (q->testAttribute(Qt::WA_NativeWindow) == false ||
+            q->internalWinId() != 0) {
+#ifdef ALIEN_DEBUG
+            qDebug() << "Skipping native widget creation for" << this;
+#endif
+        } else
+#endif
+        if (OSViewRef osview = qt_mac_create_widget(q, this, qt_mac_nativeview_for(parentWidget))) {
 #ifndef QT_MAC_USE_COCOA
             HIRect bounds = CGRectMake(data.crect.x(), data.crect.y(), data.crect.width(), data.crect.height());
             HIViewSetFrame(osview, &bounds);
@@ -2869,9 +2884,12 @@ void QWidgetPrivate::setParent_sys(QWidget *parent, Qt::WindowFlags f)
     q->setAttribute(Qt::WA_WState_Visible, false);
     q->setAttribute(Qt::WA_WState_Hidden, false);
     adjustFlags(data.window_flags, q);
-    // keep compatibility with previous versions, we need to preserve the created state
-    // (but we recreate the winId for the widget being reparented, again for compatibility)
-    if (wasCreated || (!q->isWindow() && parent->testAttribute(Qt::WA_WState_Created))) {
+    // keep compatibility with previous versions, we need to preserve the created state.
+    // (but we recreate the winId for the widget being reparented, again for compatibility,
+    // unless this is an alien widget. )
+    const bool nonWindowWithCreatedParent = !q->isWindow() && parent->testAttribute(Qt::WA_WState_Created);
+    const bool nativeWidget = q->internalWinId() != 0;
+    if (wasCreated || nativeWidget && nonWindowWithCreatedParent) {
         createWinId();
         if (q->isWindow()) {
 #ifndef QT_MAC_USE_COCOA
@@ -2955,7 +2973,7 @@ void QWidgetPrivate::setParent_sys(QWidget *parent, Qt::WindowFlags f)
 QPoint QWidget::mapToGlobal(const QPoint &pos) const
 {
     Q_D(const QWidget);
-    if (!testAttribute(Qt::WA_WState_Created)) {
+    if (!testAttribute(Qt::WA_WState_Created) || !internalWinId()) {
         QPoint p = pos + data->crect.topLeft();
         return isWindow() ?  p : parentWidget()->mapToGlobal(p);
     }
@@ -2982,7 +3000,7 @@ QPoint QWidget::mapToGlobal(const QPoint &pos) const
 QPoint QWidget::mapFromGlobal(const QPoint &pos) const
 {
     Q_D(const QWidget);
-    if (!testAttribute(Qt::WA_WState_Created)) {
+    if (!testAttribute(Qt::WA_WState_Created) || !internalWinId()) {
         QPoint p = isWindow() ?  pos : parentWidget()->mapFromGlobal(pos);
         return p - data->crect.topLeft();
     }
@@ -3320,10 +3338,20 @@ void QWidgetPrivate::update_sys(const QRegion &rgn)
     }
 #else
     // Cocoa doesn't do regions, it seems more efficient to just update the bounding rect instead of a potential number of message passes for each rect.
-    const QRect &boundingRect = rgn.boundingRect();
-    [qt_mac_nativeview_for(q) setNeedsDisplayInRect:NSMakeRect(boundingRect.x(),
-                                                            boundingRect.y(), boundingRect.width(),
-                                                            boundingRect.height())];
+    const QRect & boundingRect = rgn.boundingRect();
+
+    // Alien support: get the first native ancestor widget (will be q itself in the non-alien case),
+    // map the coordinates from q space to NSView space and invalidate the rect.
+    QWidget *nativeParent = q->internalWinId() ? q : q->nativeParentWidget();
+    if (nativeParent == 0)
+            return;
+    const QRect nativeBoundingRect = QRect(
+            QPoint(q->mapTo(nativeParent, boundingRect.topLeft())),
+            QSize(boundingRect.size()));
+
+    [qt_mac_nativeview_for(nativeParent) setNeedsDisplayInRect:NSMakeRect(nativeBoundingRect.x(),
+                                                            nativeBoundingRect.y(), nativeBoundingRect.width(),
+                                                            nativeBoundingRect.height())];
 #endif
 }
 
diff --git a/src/gui/kernel/qwidget_p.h b/src/gui/kernel/qwidget_p.h
index efd9a0a..2cb8586 100644
--- a/src/gui/kernel/qwidget_p.h
+++ b/src/gui/kernel/qwidget_p.h
@@ -720,6 +720,7 @@ public:
 #elif defined(Q_WS_MAC) // <--------------------------------------------------------- MAC
     // This is new stuff
     uint needWindowChange : 1;
+    uint hasAlienChildren : 1;
 
     // Each wiget keeps a list of all its child and grandchild OpenGL widgets.
     // This list is used to update the gl context whenever a parent and a granparent
diff --git a/src/gui/painting/qcolor.cpp b/src/gui/painting/qcolor.cpp
index 1b43161..cd448a7 100644
--- a/src/gui/painting/qcolor.cpp
+++ b/src/gui/painting/qcolor.cpp
@@ -537,23 +537,25 @@ void QColor::setNamedColor(const QString &name)
 }
 
 /*!
-   Checks if the \a name is a valid color name. The algorithm used is the same as with
-   \a setNamedColor().
+   \since 4.7
 
-   \return true if the color name is valid, false otherwise.
+   Returns true if the \a name is a valid color name and can
+   be used to construct a valid QColor object, otherwise returns
+   false.
 
+   The algorithm used is the same as with \a setNamedColor().
    \sa setNamedColor()
 */
 bool QColor::isValidColor(const QString &name)
 {
-    return QColor().setColorFromString(name);
+    return !name.isEmpty() && QColor().setColorFromString(name);
 }
 
 bool QColor::setColorFromString(const QString &name)
 {
     if (name.isEmpty()) {
         invalidate();
-        return false;
+        return true;
     }
 
     if (name.startsWith(QLatin1Char('#'))) {
diff --git a/src/gui/painting/qdrawhelper.cpp b/src/gui/painting/qdrawhelper.cpp
index 891f4c2..5f70cb7 100644
--- a/src/gui/painting/qdrawhelper.cpp
+++ b/src/gui/painting/qdrawhelper.cpp
@@ -5072,7 +5072,7 @@ static void blend_tiled_argb8565(int count, const QSpan *spans, void *userData)
 
 static void blend_tiled_rgb565(int count, const QSpan *spans, void *userData)
 {
-#if defined(QT_QWS_DEPTH_16)
+#if !defined(Q_WS_QWS) || defined(QT_QWS_DEPTH_16)
     QSpanData *data = reinterpret_cast<QSpanData *>(userData);
 
     if (data->texture.format == QImage::Format_ARGB8565_Premultiplied)
@@ -7813,7 +7813,6 @@ static void qt_blend_color_argb_armv6(int count, const QSpan *spans, void *userD
 
 void qInitDrawhelperAsm()
 {
-    const uint features = qDetectCPUFeatures();
 
     qt_memfill32 = qt_memfill_template<quint32, quint32>;
     qt_memfill16 = qt_memfill_quint16; //qt_memfill_template<quint16, quint16>;
@@ -7822,6 +7821,7 @@ void qInitDrawhelperAsm()
     CompositionFunctionSolid *functionForModeSolidAsm = 0;
 
 #ifdef QT_NO_DEBUG
+    const uint features = qDetectCPUFeatures();
     if (false) {
 #ifdef QT_HAVE_SSE2
     } else if (features & SSE2) {
diff --git a/src/gui/painting/qpainter.cpp b/src/gui/painting/qpainter.cpp
index dc96c17..9d83718 100644
--- a/src/gui/painting/qpainter.cpp
+++ b/src/gui/painting/qpainter.cpp
@@ -8933,8 +8933,15 @@ void QPainter::drawPixmapFragments(const Fragment *fragments, int fragmentCount,
 
         for (int i = 0; i < fragmentCount; ++i) {
             QTransform transform = oldTransform;
-            transform.translate(fragments[i].x, fragments[i].y);
-            transform.rotate(fragments[i].rotation);
+            qreal xOffset = 0;
+            qreal yOffset = 0;
+            if (fragments[i].rotation == 0) {
+                xOffset = fragments[i].x;
+                yOffset = fragments[i].y;
+            } else {
+                transform.translate(fragments[i].x, fragments[i].y);
+                transform.rotate(fragments[i].rotation);
+            }
             setOpacity(oldOpacity * fragments[i].opacity);
             setTransform(transform);
 
@@ -8942,7 +8949,7 @@ void QPainter::drawPixmapFragments(const Fragment *fragments, int fragmentCount,
             qreal h = fragments[i].scaleY * fragments[i].height;
             QRectF sourceRect(fragments[i].sourceLeft, fragments[i].sourceTop,
                               fragments[i].width, fragments[i].height);
-            drawPixmap(QRectF(-0.5 * w, -0.5 * h, w, h), pixmap, sourceRect);
+            drawPixmap(QRectF(-0.5 * w + xOffset, -0.5 * h + yOffset, w, h), pixmap, sourceRect);
         }
 
         setOpacity(oldOpacity);
diff --git a/src/gui/styles/qcommonstyle.cpp b/src/gui/styles/qcommonstyle.cpp
index f8464cc..b0e2d37 100644
--- a/src/gui/styles/qcommonstyle.cpp
+++ b/src/gui/styles/qcommonstyle.cpp
@@ -4760,7 +4760,7 @@ QSize QCommonStyle::sizeFromContents(ContentsType ct, const QStyleOption *opt,
 
             int margins = 0;
             // we add 4 pixels for label margins
-            if (btn->icon.isNull() || !btn->text.isEmpty())
+            if (!btn->icon.isNull() || !btn->text.isEmpty())
                 margins = 4 + proxy()->pixelMetric(isRadio ? PM_RadioButtonLabelSpacing
                                                   : PM_CheckBoxLabelSpacing, opt, widget);
             sz += QSize(w + margins, 4);
diff --git a/src/gui/styles/qgtkpainter.cpp b/src/gui/styles/qgtkpainter.cpp
index 6cc7455..1f68f2f 100644
--- a/src/gui/styles/qgtkpainter.cpp
+++ b/src/gui/styles/qgtkpainter.cpp
@@ -142,7 +142,7 @@ QPixmap QGtkPainter::renderTheme(uchar *bdata, uchar *wdata, const QRect &rect)
     }
 
 QGtkPainter::QGtkPainter(QPainter *_painter)
-        : m_window(QGtkStylePrivate::gtkWidget(QLatin1String("GtkWindow")))
+        : m_window(QGtkStylePrivate::gtkWidget("GtkWindow"))
         , m_painter(_painter)
         , m_alpha(true)
         , m_hflipped(false)
diff --git a/src/gui/styles/qgtkstyle.cpp b/src/gui/styles/qgtkstyle.cpp
index b5f052b..e2de43a 100644
--- a/src/gui/styles/qgtkstyle.cpp
+++ b/src/gui/styles/qgtkstyle.cpp
@@ -222,7 +222,7 @@ QPalette QGtkStyle::standardPalette() const
     QPalette palette = QCleanlooksStyle::standardPalette();
     if (d->isThemeAvailable()) {
         GtkStyle *style = d->gtkStyle();
-        GtkWidget *gtkButton = d->gtkWidget(QLS("GtkButton"));
+        GtkWidget *gtkButton = d->gtkWidget("GtkButton");
         GtkWidget *gtkEntry = d->getTextColorWidget();
 
         GdkColor gdkBg, gdkBase, gdkText, gdkForeground, gdkSbg, gdkSfg;
@@ -253,7 +253,7 @@ QPalette QGtkStyle::standardPalette() const
         palette.setColor(QPalette::Base, base);
 
         QColor alternateRowColor = palette.base().color().lighter(93); // ref gtkstyle.c draw_flat_box
-        GtkWidget *gtkTreeView = d->gtkWidget(QLS("GtkTreeView"));
+        GtkWidget *gtkTreeView = d->gtkWidget("GtkTreeView");
         GdkColor *gtkAltBase = NULL;
         d->gtk_widget_style_get(gtkTreeView, "odd-row-color", &gtkAltBase, NULL);
         if (gtkAltBase) {
@@ -421,14 +421,14 @@ int QGtkStyle::pixelMetric(PixelMetric metric,
         return 0;
 
     case PM_ButtonShiftHorizontal: {
-        GtkWidget *gtkButton = d->gtkWidget(QLS("GtkButton"));
+        GtkWidget *gtkButton = d->gtkWidget("GtkButton");
         guint horizontal_shift;
         d->gtk_widget_style_get(gtkButton, "child-displacement-x", &horizontal_shift, NULL);
         return horizontal_shift;
     }
 
     case PM_ButtonShiftVertical: {
-        GtkWidget *gtkButton = d->gtkWidget(QLS("GtkButton"));
+        GtkWidget *gtkButton = d->gtkWidget("GtkButton");
         guint vertical_shift;
         d->gtk_widget_style_get(gtkButton, "child-displacement-y", &vertical_shift, NULL);
         return vertical_shift;
@@ -438,7 +438,7 @@ int QGtkStyle::pixelMetric(PixelMetric metric,
         return 0;
 
     case PM_MenuPanelWidth: {
-        GtkWidget *gtkMenu = d->gtkWidget(QLS("GtkMenu"));
+        GtkWidget *gtkMenu = d->gtkWidget("GtkMenu");
         guint horizontal_padding = 0;
         // horizontal-padding is used by Maemo to get thicker borders
         if (!d->gtk_check_version(2, 10, 0))
@@ -495,7 +495,7 @@ int QGtkStyle::pixelMetric(PixelMetric metric,
 
     case PM_SliderThickness:
     case PM_SliderControlThickness: {
-        GtkWidget *gtkScale = d->gtkWidget(QLS("GtkHScale"));
+        GtkWidget *gtkScale = d->gtkWidget("GtkHScale");
         gint val;
         d->gtk_widget_style_get(gtkScale, "slider-width", &val, NULL);
         if (metric == PM_SliderControlThickness)
@@ -506,7 +506,7 @@ int QGtkStyle::pixelMetric(PixelMetric metric,
     case PM_ScrollBarExtent: {
         gint sliderLength;
         gint trough_border;
-        GtkWidget *hScrollbar = d->gtkWidget(QLS("GtkHScrollbar"));
+        GtkWidget *hScrollbar = d->gtkWidget("GtkHScrollbar");
         d->gtk_widget_style_get(hScrollbar,
                                "trough-border",   &trough_border,
                                "slider-width",    &sliderLength,
@@ -519,34 +519,34 @@ int QGtkStyle::pixelMetric(PixelMetric metric,
 
     case PM_SliderLength:
         gint val;
-        d->gtk_widget_style_get(d->gtkWidget(QLS("GtkHScale")), "slider-length", &val, NULL);
+        d->gtk_widget_style_get(d->gtkWidget("GtkHScale"), "slider-length", &val, NULL);
         return val;
 
     case PM_ExclusiveIndicatorWidth:
     case PM_ExclusiveIndicatorHeight:
     case PM_IndicatorWidth:
     case PM_IndicatorHeight: {
-        GtkWidget *gtkCheckButton = d->gtkWidget(QLS("GtkCheckButton"));
+        GtkWidget *gtkCheckButton = d->gtkWidget("GtkCheckButton");
         gint size, spacing;
         d->gtk_widget_style_get(gtkCheckButton, "indicator-spacing", &spacing, "indicator-size", &size, NULL);
         return size + 2 * spacing;
     }
 
     case PM_MenuBarVMargin: {
-        GtkWidget *gtkMenubar = d->gtkWidget(QLS("GtkMenuBar"));
+        GtkWidget *gtkMenubar = d->gtkWidget("GtkMenuBar");
         return  qMax(0, gtkMenubar->style->ythickness);
     }
     case PM_ScrollView_ScrollBarSpacing:
     {
         gint spacing = 3;
-        GtkWidget *gtkScrollWindow = d->gtkWidget(QLS("GtkScrolledWindow"));
+        GtkWidget *gtkScrollWindow = d->gtkWidget("GtkScrolledWindow");
         Q_ASSERT(gtkScrollWindow);
         d->gtk_widget_style_get(gtkScrollWindow, "scrollbar-spacing", &spacing, NULL);
         return spacing;
     }
     case PM_SubMenuOverlap: {
         gint offset = 0;
-        GtkWidget *gtkMenu = d->gtkWidget(QLS("GtkMenu"));
+        GtkWidget *gtkMenu = d->gtkWidget("GtkMenu");
         d->gtk_widget_style_get(gtkMenu, "horizontal-offset", &offset, NULL);
         return offset;
     }
@@ -587,7 +587,7 @@ int QGtkStyle::styleHint(StyleHint hint, const QStyleOption *option, const QWidg
     {
         if (d->isKDE4Session())
             return QCleanlooksStyle::styleHint(hint, option, widget, returnData);
-        GtkWidget *gtkToolbar = d->gtkWidget(QLS("GtkToolbar"));
+        GtkWidget *gtkToolbar = d->gtkWidget("GtkToolbar");
         GtkToolbarStyle toolbar_style = GTK_TOOLBAR_ICONS;
         g_object_get(gtkToolbar, "toolbar-style", &toolbar_style, NULL);
         switch (toolbar_style) {
@@ -610,7 +610,7 @@ int QGtkStyle::styleHint(StyleHint hint, const QStyleOption *option, const QWidg
         return int(false);
 
     case SH_ComboBox_Popup: {
-        GtkWidget *gtkComboBox = d->gtkWidget(QLS("GtkComboBox"));
+        GtkWidget *gtkComboBox = d->gtkWidget("GtkComboBox");
         gboolean appears_as_list;
         d->gtk_widget_style_get((GtkWidget*)gtkComboBox, "appears-as-list", &appears_as_list, NULL);
         return appears_as_list ? 0 : 1;
@@ -634,7 +634,7 @@ int QGtkStyle::styleHint(StyleHint hint, const QStyleOption *option, const QWidg
         if (widget && widget->isWindow())
             scrollbars_within_bevel = true;
         else if (!d->gtk_check_version(2, 12, 0)) {
-            GtkWidget *gtkScrollWindow = d->gtkWidget(QLS("GtkScrolledWindow"));
+            GtkWidget *gtkScrollWindow = d->gtkWidget("GtkScrolledWindow");
             d->gtk_widget_style_get(gtkScrollWindow, "scrollbars-within-bevel", &scrollbars_within_bevel, NULL);
         }
         return !scrollbars_within_bevel;
@@ -712,7 +712,7 @@ void QGtkStyle::drawPrimitive(PrimitiveElement element,
             GtkStyle *style = d->gtk_rc_get_style_by_paths(d->gtk_settings_get_default(),
                                      "*.GtkScrolledWindow", "*.GtkScrolledWindow", d->gtk_window_get_type());
             if (style)
-                gtkFramePainter.paintShadow(d->gtkWidget(QLS("GtkFrame")), "viewport", pmRect,
+                gtkFramePainter.paintShadow(d->gtkWidget("GtkFrame"), "viewport", pmRect,
                                          option->state & State_Enabled ? GTK_STATE_NORMAL : GTK_STATE_INSENSITIVE,
                                          shadow_type, style);
             QPixmapCache::insert(pmKey, pixmap);
@@ -739,7 +739,7 @@ void QGtkStyle::drawPrimitive(PrimitiveElement element,
     break;
 
     case PE_PanelTipLabel: {
-        GtkWidget *gtkWindow = d->gtkWidget(QLS("GtkWindow")); // The Murrine Engine currently assumes a widget is passed
+        GtkWidget *gtkWindow = d->gtkWidget("GtkWindow"); // The Murrine Engine currently assumes a widget is passed
         style = d->gtk_rc_get_style_by_paths(d->gtk_settings_get_default(), "gtk-tooltips", "GtkWindow",
                 d->gtk_window_get_type());
         gtkPainter.paintFlatBox(gtkWindow, "tooltip", option->rect, GTK_STATE_NORMAL, GTK_SHADOW_NONE, style);
@@ -754,7 +754,7 @@ void QGtkStyle::drawPrimitive(PrimitiveElement element,
             break;
         }
         GtkShadowType shadow_type;
-        GtkWidget *gtkStatusbarFrame = d->gtkWidget(QLS("GtkStatusbar.GtkFrame"));
+        GtkWidget *gtkStatusbarFrame = d->gtkWidget("GtkStatusbar.GtkFrame");
         d->gtk_widget_style_get(gtkStatusbarFrame->parent, "shadow-type", &shadow_type, NULL);
         gtkPainter.paintShadow(gtkStatusbarFrame, "frame", option->rect, GTK_STATE_NORMAL,
                                shadow_type, gtkStatusbarFrame->style);
@@ -763,7 +763,7 @@ void QGtkStyle::drawPrimitive(PrimitiveElement element,
 
     case PE_IndicatorHeaderArrow:
         if (const QStyleOptionHeader *header = qstyleoption_cast<const QStyleOptionHeader *>(option)) {
-            GtkWidget *gtkTreeHeader = d->gtkWidget(QLS("GtkTreeView.GtkButton"));
+            GtkWidget *gtkTreeHeader = d->gtkWidget("GtkTreeView.GtkButton");
             GtkStateType state = gtkPainter.gtkState(option);
             style = gtkTreeHeader->style;
             GtkArrowType type = GTK_ARROW_UP;
@@ -801,7 +801,7 @@ void QGtkStyle::drawPrimitive(PrimitiveElement element,
             rect.translate(2, 0);
             GtkExpanderStyle openState = GTK_EXPANDER_EXPANDED;
             GtkExpanderStyle closedState = GTK_EXPANDER_COLLAPSED;
-            GtkWidget *gtkTreeView = d->gtkWidget(QLS("GtkTreeView"));
+            GtkWidget *gtkTreeView = d->gtkWidget("GtkTreeView");
 
             GtkStateType state = GTK_STATE_NORMAL;
             if (!(option->state & State_Enabled))
@@ -837,7 +837,7 @@ void QGtkStyle::drawPrimitive(PrimitiveElement element,
     case PE_IndicatorToolBarSeparator:
         {
             const int margin = 6;
-            GtkWidget *gtkSeparator = d->gtkWidget(QLS("GtkToolbar.GtkSeparatorToolItem"));
+            GtkWidget *gtkSeparator = d->gtkWidget("GtkToolbar.GtkSeparatorToolItem");
             if (option->state & State_Horizontal) {
                 const int offset = option->rect.width()/2;
                 QRect rect = option->rect.adjusted(offset, margin, 0, -margin);
@@ -857,7 +857,7 @@ void QGtkStyle::drawPrimitive(PrimitiveElement element,
        break;
 
     case PE_IndicatorToolBarHandle: {
-        GtkWidget *gtkToolbar = d->gtkWidget(QLS("GtkToolbar"));
+        GtkWidget *gtkToolbar = d->gtkWidget("GtkToolbar");
         GtkShadowType shadow_type;
         d->gtk_widget_style_get(gtkToolbar, "shadow-type", &shadow_type, NULL);
         //Note when the toolbar is horizontal, the handle is vertical
@@ -905,7 +905,7 @@ void QGtkStyle::drawPrimitive(PrimitiveElement element,
         GtkStateType state = gtkPainter.gtkState(option);
 
         QColor arrowColor = option->palette.buttonText().color();
-        GtkWidget *gtkArrow = d->gtkWidget(QLS("GtkArrow"));
+        GtkWidget *gtkArrow = d->gtkWidget("GtkArrow");
         GdkColor color = fromQColor(arrowColor);
         d->gtk_widget_modify_fg (gtkArrow, state, &color);
         gtkPainter.paintArrow(gtkArrow, "button", arrowRect,
@@ -921,7 +921,7 @@ void QGtkStyle::drawPrimitive(PrimitiveElement element,
         break;
 
     case PE_PanelMenu: {
-            GtkWidget *gtkMenu = d->gtkWidget(QLS("GtkMenu"));
+            GtkWidget *gtkMenu = d->gtkWidget("GtkMenu");
             gtkPainter.setAlphaSupport(false); // Note, alpha disabled for performance reasons
             gtkPainter.paintBox(gtkMenu, "menu", option->rect, GTK_STATE_NORMAL, GTK_SHADOW_OUT, gtkMenu->style, QString());
         }
@@ -933,7 +933,7 @@ void QGtkStyle::drawPrimitive(PrimitiveElement element,
 
         // This is only used by floating tool bars
         if (qobject_cast<const QToolBar *>(widget)) {
-            GtkWidget *gtkMenubar = d->gtkWidget(QLS("GtkMenuBar"));
+            GtkWidget *gtkMenubar = d->gtkWidget("GtkMenuBar");
             gtkPainter.paintBox( gtkMenubar, "toolbar",  option->rect,
                                  GTK_STATE_NORMAL, GTK_SHADOW_OUT, style);
             gtkPainter.paintBox( gtkMenubar, "menu",  option->rect,
@@ -942,7 +942,7 @@ void QGtkStyle::drawPrimitive(PrimitiveElement element,
         break;
 
     case PE_FrameLineEdit: {
-        GtkWidget *gtkEntry = d->gtkWidget(QLS("GtkEntry"));
+        GtkWidget *gtkEntry = d->gtkWidget("GtkEntry");
 
 
         gboolean interior_focus;
@@ -976,7 +976,7 @@ void QGtkStyle::drawPrimitive(PrimitiveElement element,
 
     case PE_PanelLineEdit:
         if (const QStyleOptionFrame *panel = qstyleoption_cast<const QStyleOptionFrame *>(option)) {
-            GtkWidget *gtkEntry = d->gtkWidget(QLS("GtkEntry"));
+            GtkWidget *gtkEntry = d->gtkWidget("GtkEntry");
             if (panel->lineWidth > 0)
                 proxy()->drawPrimitive(PE_FrameLineEdit, option, painter, widget);
             uint resolve_mask = option->palette.resolve();
@@ -994,7 +994,7 @@ void QGtkStyle::drawPrimitive(PrimitiveElement element,
 
     case PE_FrameTabWidget:
         if (const QStyleOptionTabWidgetFrame *frame = qstyleoption_cast<const QStyleOptionTabWidgetFrame*>(option)) {
-            GtkWidget *gtkNotebook = d->gtkWidget(QLS("GtkNotebook"));
+            GtkWidget *gtkNotebook = d->gtkWidget("GtkNotebook");
             style = gtkPainter.getStyle(gtkNotebook);
             gtkPainter.setAlphaSupport(false);
             GtkShadowType shadow = GTK_SHADOW_OUT;
@@ -1042,7 +1042,7 @@ void QGtkStyle::drawPrimitive(PrimitiveElement element,
         GtkStateType state = gtkPainter.gtkState(option);
         if (option->state & State_On || option->state & State_Sunken)
             state = GTK_STATE_ACTIVE;
-        GtkWidget *gtkButton = d->gtkWidget(isTool ? QLS("GtkToolButton.GtkButton") : QLS("GtkButton"));
+        GtkWidget *gtkButton = isTool ? d->gtkWidget("GtkToolButton.GtkButton") : d->gtkWidget("GtkButton");
         gint focusWidth, focusPad;
         gboolean interiorFocus = false;
         d->gtk_widget_style_get (gtkButton,
@@ -1098,14 +1098,14 @@ void QGtkStyle::drawPrimitive(PrimitiveElement element,
         else
             shadow = GTK_SHADOW_OUT;
 
-        GtkWidget *gtkRadioButton = d->gtkWidget(QLS("GtkRadioButton"));
+        GtkWidget *gtkRadioButton = d->gtkWidget("GtkRadioButton");
         gint spacing;
         d->gtk_widget_style_get(gtkRadioButton, "indicator-spacing", &spacing, NULL);
         QRect buttonRect = option->rect.adjusted(spacing, spacing, -spacing, -spacing);
         gtkPainter.setClipRect(option->rect);
         // ### Note: Ubuntulooks breaks when the proper widget is passed
         //           Murrine engine requires a widget not to get RGBA check - warnings
-        GtkWidget *gtkCheckButton = d->gtkWidget(QLS("GtkCheckButton"));
+        GtkWidget *gtkCheckButton = d->gtkWidget("GtkCheckButton");
         QString key(QLS("radiobutton"));
         if (option->state & State_HasFocus) { // Themes such as Nodoka check this flag
             key += QLatin1Char('f');
@@ -1133,7 +1133,7 @@ void QGtkStyle::drawPrimitive(PrimitiveElement element,
 
         int spacing;
 
-        GtkWidget *gtkCheckButton = d->gtkWidget(QLS("GtkCheckButton"));
+        GtkWidget *gtkCheckButton = d->gtkWidget("GtkCheckButton");
         QString key(QLS("checkbutton"));
         if (option->state & State_HasFocus) { // Themes such as Nodoka checks this flag
             key += QLatin1Char('f');
@@ -1275,7 +1275,7 @@ void QGtkStyle::drawComplexControl(ComplexControl control, const QStyleOptionCom
 
             if ((groupBox->subControls & QStyle::SC_GroupBoxLabel) && !groupBox->text.isEmpty()) {
                 // Draw prelight background
-                GtkWidget *gtkCheckButton = d->gtkWidget(QLS("GtkCheckButton"));
+                GtkWidget *gtkCheckButton = d->gtkWidget("GtkCheckButton");
 
                 if (option->state & State_MouseOver) {
                     QRect bgRect = textRect | checkBoxRect;
@@ -1348,7 +1348,7 @@ void QGtkStyle::drawComplexControl(ComplexControl control, const QStyleOptionCom
 
             GtkShadowType shadow = (option->state & State_Sunken || option->state & State_On ) ?
                                    GTK_SHADOW_IN : GTK_SHADOW_OUT;
-            QString comboBoxPath = QLS(comboBox->editable ? "GtkComboBoxEntry" : "GtkComboBox");
+            const QHashableLatin1Literal comboBoxPath = comboBox->editable ? QHashableLatin1Literal("GtkComboBoxEntry") : QHashableLatin1Literal("GtkComboBox");
 
             // We use the gtk widget to position arrows and separators for us
             GtkWidget *gtkCombo = d->gtkWidget(comboBoxPath);
@@ -1356,7 +1356,8 @@ void QGtkStyle::drawComplexControl(ComplexControl control, const QStyleOptionCom
             d->gtk_widget_set_direction(gtkCombo, reverse ? GTK_TEXT_DIR_RTL : GTK_TEXT_DIR_LTR);
             d->gtk_widget_size_allocate(gtkCombo, &geometry);
 
-            QString buttonPath = comboBoxPath + QLS(".GtkToggleButton");
+            QHashableLatin1Literal buttonPath = comboBox->editable ? QHashableLatin1Literal("GtkComboBoxEntry.GtkToggleButton")
+                                : QHashableLatin1Literal("GtkComboBox.GtkToggleButton");
             GtkWidget *gtkToggleButton = d->gtkWidget(buttonPath);
             d->gtk_widget_set_direction(gtkToggleButton, reverse ? GTK_TEXT_DIR_RTL : GTK_TEXT_DIR_LTR);
             if (gtkToggleButton && (appears_as_list || comboBox->editable)) {
@@ -1365,7 +1366,7 @@ void QGtkStyle::drawComplexControl(ComplexControl control, const QStyleOptionCom
                 // Draw the combo box as a line edit with a button next to it
                 if (comboBox->editable || appears_as_list) {
                     GtkStateType frameState = (state == GTK_STATE_PRELIGHT) ? GTK_STATE_NORMAL : state;
-                    QString entryPath = QLS(comboBox->editable ? "GtkComboBoxEntry.GtkEntry" : "GtkComboBox.GtkFrame");
+                    QHashableLatin1Literal entryPath = comboBox->editable ? QHashableLatin1Literal("GtkComboBoxEntry.GtkEntry") : QHashableLatin1Literal("GtkComboBox.GtkFrame");
                     GtkWidget *gtkEntry = d->gtkWidget(entryPath);
                     d->gtk_widget_set_direction(gtkEntry, reverse ? GTK_TEXT_DIR_RTL : GTK_TEXT_DIR_LTR);
                     QRect frameRect = option->rect;
@@ -1391,11 +1392,11 @@ void QGtkStyle::drawComplexControl(ComplexControl control, const QStyleOptionCom
                     else {
                         gtkCachedPainter.paintFlatBox(gtkEntry, "entry_bg", contentRect,
                                                 option->state & State_Enabled ? GTK_STATE_NORMAL : GTK_STATE_INSENSITIVE,
-                                                GTK_SHADOW_NONE, gtkEntry->style, entryPath + QString::number(focus));
+                                                GTK_SHADOW_NONE, gtkEntry->style, entryPath.toString() + QString::number(focus));
                     }
 
                     gtkCachedPainter.paintShadow(gtkEntry, comboBox->editable ? "entry" : "frame", frameRect, frameState,
-                                           GTK_SHADOW_IN, gtkEntry->style, entryPath +
+                                           GTK_SHADOW_IN, gtkEntry->style, entryPath.toString() +
                                            QString::number(focus) + QString::number(comboBox->editable) +
                                            QString::number(option->direction));
                     if (focus)
@@ -1416,7 +1417,7 @@ void QGtkStyle::drawComplexControl(ComplexControl control, const QStyleOptionCom
 
                 Q_ASSERT(gtkToggleButton);
                 gtkCachedPainter.paintBox( gtkToggleButton, "button", arrowButtonRect, buttonState,
-                                     shadow, gtkToggleButton->style, buttonPath +
+                                     shadow, gtkToggleButton->style, buttonPath.toString() +
                                      QString::number(focus) + QString::number(option->direction));
                 if (focus)
                     GTK_WIDGET_UNSET_FLAGS(gtkToggleButton, GTK_HAS_FOCUS);
@@ -1429,12 +1430,17 @@ void QGtkStyle::drawComplexControl(ComplexControl control, const QStyleOptionCom
                 gtkCachedPainter.paintBox(gtkToggleButton, "button",
                                     buttonRect, state,
                                     shadow, gtkToggleButton->style,
-                                    buttonPath + QString::number(focus));
+                                    buttonPath.toString() + QString::number(focus));
                 if (focus)
                     GTK_WIDGET_UNSET_FLAGS(gtkToggleButton, GTK_HAS_FOCUS);
 
+            QHashableLatin1Literal buttonPath = comboBox->editable ? QHashableLatin1Literal("GtkComboBoxEntry.GtkToggleButton")
+                                                : QHashableLatin1Literal("GtkComboBox.GtkToggleButton");
+
                 // Draw the separator between label and arrows
-                QString vSeparatorPath = buttonPath + QLS(".GtkHBox.GtkVSeparator");
+                QHashableLatin1Literal vSeparatorPath = comboBox->editable
+                    ? QHashableLatin1Literal("GtkComboBoxEntry.GtkToggleButton.GtkHBox.GtkVSeparator")
+                    : QHashableLatin1Literal("GtkComboBox.GtkToggleButton.GtkHBox.GtkVSeparator");
 
                 if (GtkWidget *gtkVSeparator = d->gtkWidget(vSeparatorPath)) {
                     QRect vLineRect(gtkVSeparator->allocation.x,
@@ -1444,7 +1450,7 @@ void QGtkStyle::drawComplexControl(ComplexControl control, const QStyleOptionCom
 
                     gtkCachedPainter.paintVline( gtkVSeparator, "vseparator",
                                            vLineRect, state, gtkVSeparator->style,
-                                           0, vLineRect.height(), 0,  vSeparatorPath);
+                                           0, vLineRect.height(), 0,  vSeparatorPath.toString());
 
 
                     gint interiorFocus = true;
@@ -1469,8 +1475,18 @@ void QGtkStyle::drawComplexControl(ComplexControl control, const QStyleOptionCom
                 else
                     state = GTK_STATE_NORMAL;
 
-                QString arrowPath = comboBoxPath + QLS(appears_as_list ? ".GtkToggleButton.GtkArrow"
-                                                    : ".GtkToggleButton.GtkHBox.GtkArrow");
+                QHashableLatin1Literal arrowPath("");
+                if (comboBox->editable) {
+                    if (appears_as_list)
+                        arrowPath = QHashableLatin1Literal("GtkComboBoxEntry.GtkToggleButton.GtkArrow");
+                    else
+                        arrowPath = QHashableLatin1Literal("GtkComboBoxEntry.GtkToggleButton.GtkHBox.GtkArrow");
+                } else {
+                    if (appears_as_list)
+                        arrowPath = QHashableLatin1Literal("GtkComboBox.GtkToggleButton.GtkArrow");
+                    else
+                        arrowPath = QHashableLatin1Literal("GtkComboBox.GtkToggleButton.GtkHBox.GtkArrow");
+                }
 
                 GtkWidget *gtkArrow = d->gtkWidget(arrowPath);
                 gfloat scale = 0.7;
@@ -1497,7 +1513,11 @@ void QGtkStyle::drawComplexControl(ComplexControl control, const QStyleOptionCom
 
                 if (sunken) {
                     int xoff, yoff;
-                    GtkWidget *gtkButton = d->gtkWidget(comboBoxPath + QLS(".GtkToggleButton"));
+                    const QHashableLatin1Literal toggleButtonPath = comboBox->editable
+                            ? QHashableLatin1Literal("GtkComboBoxEntry.GtkToggleButton")
+                            : QHashableLatin1Literal("GtkComboBox.GtkToggleButton");
+
+                    GtkWidget *gtkButton = d->gtkWidget(toggleButtonPath);
                     d->gtk_widget_style_get(gtkButton, "child-displacement-x", &xoff, NULL);
                     d->gtk_widget_style_get(gtkButton, "child-displacement-y", &yoff, NULL);
                     arrowRect = arrowRect.adjusted(xoff, yoff, xoff, yoff);
@@ -1509,7 +1529,7 @@ void QGtkStyle::drawComplexControl(ComplexControl control, const QStyleOptionCom
                     gtkCachedPainter.setClipRect(option->rect);
                     gtkCachedPainter.paintArrow( gtkArrow, "arrow", arrowRect,
                                            GTK_ARROW_DOWN, state, GTK_SHADOW_NONE, TRUE,
-                                           style, arrowPath + QString::number(option->direction));
+                                           style, arrowPath.toString() + QString::number(option->direction));
                 }
             }
             END_STYLE_PIXMAPCACHE;
@@ -1570,7 +1590,7 @@ void QGtkStyle::drawComplexControl(ComplexControl control, const QStyleOptionCom
 
             QStyleOptionToolButton label = *toolbutton;
             label.state = bflags;
-            GtkWidget *gtkButton = d->gtkWidget(QLS("GtkToolButton.GtkButton"));
+            GtkWidget *gtkButton = d->gtkWidget("GtkToolButton.GtkButton");
             QPalette pal = toolbutton->palette;
             if (option->state & State_Enabled && 
                 option->state & State_MouseOver && !(widget && widget->testAttribute(Qt::WA_SetPalette))) {
@@ -1605,8 +1625,8 @@ void QGtkStyle::drawComplexControl(ComplexControl control, const QStyleOptionCom
 
     case CC_ScrollBar:
         if (const QStyleOptionSlider *scrollBar = qstyleoption_cast<const QStyleOptionSlider *>(option)) {
-            GtkWidget *gtkHScrollBar = d->gtkWidget(QLS("GtkHScrollbar"));
-            GtkWidget *gtkVScrollBar = d->gtkWidget(QLS("GtkVScrollbar"));
+            GtkWidget *gtkHScrollBar = d->gtkWidget("GtkHScrollbar");
+            GtkWidget *gtkVScrollBar = d->gtkWidget("GtkVScrollbar");
 
             // Fill background in case the scrollbar is partially transparent
             painter->fillRect(option->rect, option->palette.background());
@@ -1751,10 +1771,9 @@ void QGtkStyle::drawComplexControl(ComplexControl control, const QStyleOptionCom
     case CC_SpinBox:
         if (const QStyleOptionSpinBox *spinBox = qstyleoption_cast<const QStyleOptionSpinBox *>(option)) {
 
-            GtkWidget *gtkSpinButton = d->gtkWidget(
-                    spinBox->buttonSymbols == QAbstractSpinBox::NoButtons ?
-                    QLS("GtkEntry") :
-                    QLS("GtkSpinButton"));
+            GtkWidget *gtkSpinButton = spinBox->buttonSymbols == QAbstractSpinBox::NoButtons
+                        ? d->gtkWidget("GtkEntry")
+                        : d->gtkWidget("GtkSpinButton");
             bool isEnabled = (spinBox->state & State_Enabled);
             bool hover = isEnabled && (spinBox->state & State_MouseOver);
             bool sunken = (spinBox->state & State_Sunken);
@@ -1906,8 +1925,8 @@ void QGtkStyle::drawComplexControl(ComplexControl control, const QStyleOptionCom
 
     case CC_Slider:
         if (const QStyleOptionSlider *slider = qstyleoption_cast<const QStyleOptionSlider *>(option)) {
-            GtkWidget *hScaleWidget = d->gtkWidget(QLS("GtkHScale"));
-            GtkWidget *vScaleWidget = d->gtkWidget(QLS("GtkVScale"));
+            GtkWidget *hScaleWidget = d->gtkWidget("GtkHScale");
+            GtkWidget *vScaleWidget = d->gtkWidget("GtkVScale");
 
             QRect groove = proxy()->subControlRect(CC_Slider, option, SC_SliderGroove, widget);
             QRect handle = proxy()->subControlRect(CC_Slider, option, SC_SliderHandle, widget);
@@ -2097,7 +2116,7 @@ void QGtkStyle::drawControl(ControlElement element,
     switch (element) {
     case CE_ProgressBarLabel:
         if (const QStyleOptionProgressBar *bar = qstyleoption_cast<const QStyleOptionProgressBar *>(option)) {
-            GtkWidget *gtkProgressBar = d->gtkWidget(QLS("GtkProgressBar"));
+            GtkWidget *gtkProgressBar = d->gtkWidget("GtkProgressBar");
             if (!gtkProgressBar)
                 return;
 
@@ -2200,7 +2219,7 @@ void QGtkStyle::drawControl(ControlElement element,
             if (button->features & QStyleOptionButton::HasMenu)
                 ir = ir.adjusted(0, 0, -pixelMetric(PM_MenuButtonIndicator, button, widget), 0);
 
-            GtkWidget *gtkButton = d->gtkWidget(QLS("GtkButton"));
+            GtkWidget *gtkButton = d->gtkWidget("GtkButton");
             QPalette pal = button->palette;
             int labelState = GTK_STATE_INSENSITIVE;
             if (option->state & State_Enabled)
@@ -2221,7 +2240,7 @@ void QGtkStyle::drawControl(ControlElement element,
             bool isRadio = (element == CE_RadioButton);
 
             // Draw prelight background
-            GtkWidget *gtkRadioButton = d->gtkWidget(QLS("GtkRadioButton"));
+            GtkWidget *gtkRadioButton = d->gtkWidget("GtkRadioButton");
 
             if (option->state & State_MouseOver) {
                 gtkPainter.paintFlatBox(gtkRadioButton, "checkbutton", option->rect,
@@ -2289,7 +2308,7 @@ void QGtkStyle::drawControl(ControlElement element,
             }
 
             if (!cb->currentText.isEmpty() && !cb->editable) {
-                GtkWidget *gtkCombo = d->gtkWidget(QLS("GtkComboBox"));
+                GtkWidget *gtkCombo = d->gtkWidget("GtkComboBox");
                 QPalette pal = cb->palette;
                 int labelState = GTK_STATE_INSENSITIVE;
 
@@ -2366,7 +2385,7 @@ void QGtkStyle::drawControl(ControlElement element,
         // Draws the header in tables.
         if (const QStyleOptionHeader *header = qstyleoption_cast<const QStyleOptionHeader *>(option)) {
             Q_UNUSED(header);
-            GtkWidget *gtkTreeView = d->gtkWidget(QLS("GtkTreeView"));
+            GtkWidget *gtkTreeView = d->gtkWidget("GtkTreeView");
             // Get the middle column
             GtkTreeViewColumn *column = d->gtk_tree_view_get_column((GtkTreeView*)gtkTreeView, 1);
             Q_ASSERT(column);
@@ -2387,7 +2406,7 @@ void QGtkStyle::drawControl(ControlElement element,
 #ifndef QT_NO_SIZEGRIP
 
     case CE_SizeGrip: {
-        GtkWidget *gtkStatusbar = d->gtkWidget(QLS("GtkStatusbar.GtkFrame"));
+        GtkWidget *gtkStatusbar = d->gtkWidget("GtkStatusbar.GtkFrame");
         QRect gripRect = option->rect.adjusted(0, 0, -gtkStatusbar->style->xthickness, -gtkStatusbar->style->ythickness);
         gtkPainter.paintResizeGrip( gtkStatusbar, "statusbar", gripRect, GTK_STATE_NORMAL,
                                     GTK_SHADOW_OUT, QApplication::isRightToLeft() ?
@@ -2399,7 +2418,7 @@ void QGtkStyle::drawControl(ControlElement element,
 #endif // QT_NO_SIZEGRIP
 
     case CE_MenuBarEmptyArea: {
-        GtkWidget *gtkMenubar = d->gtkWidget(QLS("GtkMenuBar"));
+        GtkWidget *gtkMenubar = d->gtkWidget("GtkMenuBar");
         GdkColor gdkBg = gtkMenubar->style->bg[GTK_STATE_NORMAL]; // Theme can depend on transparency
         painter->fillRect(option->rect, QColor(gdkBg.red>>8, gdkBg.green>>8, gdkBg.blue>>8));
         if (widget) { // See CE_MenuBarItem
@@ -2422,8 +2441,8 @@ void QGtkStyle::drawControl(ControlElement element,
         painter->save();
 
         if (const QStyleOptionMenuItem *mbi = qstyleoption_cast<const QStyleOptionMenuItem *>(option)) {
-            GtkWidget *gtkMenubarItem = d->gtkWidget(QLS("GtkMenuBar.GtkMenuItem"));
-            GtkWidget *gtkMenubar = d->gtkWidget(QLS("GtkMenuBar"));
+            GtkWidget *gtkMenubarItem = d->gtkWidget("GtkMenuBar.GtkMenuItem");
+            GtkWidget *gtkMenubar = d->gtkWidget("GtkMenuBar");
 
             style = gtkMenubarItem->style;
 
@@ -2479,7 +2498,7 @@ void QGtkStyle::drawControl(ControlElement element,
         break;
 
     case CE_Splitter: {
-        GtkWidget *gtkWindow = d->gtkWidget(QLS("GtkWindow")); // The Murrine Engine currently assumes a widget is passed
+        GtkWidget *gtkWindow = d->gtkWidget("GtkWindow"); // The Murrine Engine currently assumes a widget is passed
         gtkPainter.paintHandle(gtkWindow, "splitter", option->rect, gtkPainter.gtkState(option), GTK_SHADOW_NONE,
                                 !(option->state & State_Horizontal) ? GTK_ORIENTATION_HORIZONTAL : GTK_ORIENTATION_VERTICAL,
                                 style);
@@ -2499,7 +2518,7 @@ void QGtkStyle::drawControl(ControlElement element,
             if (toolbar->positionWithinLine != QStyleOptionToolBar::End)
                 rect.adjust(0, 0, 1, 0);
 
-            GtkWidget *gtkToolbar = d->gtkWidget(QLS("GtkToolbar"));
+            GtkWidget *gtkToolbar = d->gtkWidget("GtkToolbar");
             GtkShadowType shadow_type = GTK_SHADOW_NONE;
             d->gtk_widget_style_get(gtkToolbar, "shadow-type", &shadow_type, NULL);
             gtkPainter.paintBox( gtkToolbar, "toolbar",  rect,
@@ -2518,15 +2537,15 @@ void QGtkStyle::drawControl(ControlElement element,
             const int windowsItemHMargin      =  3; // menu item hor text margin
             const int windowsItemVMargin      = 26; // menu item ver text margin
             const int windowsRightBorder      = 15; // right border on windows
-            GtkWidget *gtkMenuItem = menuItem->checked ? d->gtkWidget(QLS("GtkMenu.GtkCheckMenuItem")) :
-                                     d->gtkWidget(QLS("GtkMenu.GtkMenuItem"));
+            GtkWidget *gtkMenuItem = menuItem->checked ? d->gtkWidget("GtkMenu.GtkCheckMenuItem") :
+                                     d->gtkWidget("GtkMenu.GtkMenuItem");
 
             style = gtkPainter.getStyle(gtkMenuItem);
             QColor borderColor = option->palette.background().color().darker(160);
             QColor shadow = option->palette.dark().color();
 
             if (menuItem->menuItemType == QStyleOptionMenuItem::Separator) {
-                GtkWidget *gtkMenuSeparator = d->gtkWidget(QLS("GtkMenu.GtkSeparatorMenuItem"));
+                GtkWidget *gtkMenuSeparator = d->gtkWidget("GtkMenu.GtkSeparatorMenuItem");
                 painter->setPen(shadow.lighter(106));
                 gboolean wide_separators = 0;
                 gint     separator_height = 0;
@@ -2570,7 +2589,7 @@ void QGtkStyle::drawControl(ControlElement element,
             bool ignoreCheckMark = false;
 
             gint checkSize;
-            d->gtk_widget_style_get(d->gtkWidget(QLS("GtkMenu.GtkCheckMenuItem")), "indicator-size", &checkSize, NULL);
+            d->gtk_widget_style_get(d->gtkWidget("GtkMenu.GtkCheckMenuItem"), "indicator-size", &checkSize, NULL);
 
             int checkcol = qMax(menuItem->maxIconWidth, qMax(20, checkSize));
 
@@ -2781,7 +2800,7 @@ void QGtkStyle::drawControl(ControlElement element,
 
     case CE_PushButton:
         if (const QStyleOptionButton *btn = qstyleoption_cast<const QStyleOptionButton *>(option)) {
-            GtkWidget *gtkButton = d->gtkWidget(QLS("GtkButton"));
+            GtkWidget *gtkButton = d->gtkWidget("GtkButton");
             proxy()->drawControl(CE_PushButtonBevel, btn, painter, widget);
             QStyleOptionButton subopt = *btn;
             subopt.rect = subElementRect(SE_PushButtonContents, btn, widget);
@@ -2807,7 +2826,7 @@ void QGtkStyle::drawControl(ControlElement element,
 
     case CE_TabBarTabShape:
         if (const QStyleOptionTab *tab = qstyleoption_cast<const QStyleOptionTab *>(option)) {
-            GtkWidget *gtkNotebook = d->gtkWidget(QLS("GtkNotebook"));
+            GtkWidget *gtkNotebook = d->gtkWidget("GtkNotebook");
             style = gtkPainter.getStyle(gtkNotebook);
 
             QRect rect = option->rect;
@@ -2874,7 +2893,7 @@ void QGtkStyle::drawControl(ControlElement element,
     case CE_ProgressBarGroove:
         if (const QStyleOptionProgressBar *bar = qstyleoption_cast<const QStyleOptionProgressBar *>(option)) {
             Q_UNUSED(bar);
-            GtkWidget *gtkProgressBar = d->gtkWidget(QLS("GtkProgressBar"));
+            GtkWidget *gtkProgressBar = d->gtkWidget("GtkProgressBar");
             GtkStateType state = gtkPainter.gtkState(option);
             gtkPainter.paintBox( gtkProgressBar, "trough",  option->rect, state, GTK_SHADOW_IN, gtkProgressBar->style);
         }
@@ -2884,7 +2903,7 @@ void QGtkStyle::drawControl(ControlElement element,
     case CE_ProgressBarContents:
         if (const QStyleOptionProgressBar *bar = qstyleoption_cast<const QStyleOptionProgressBar *>(option)) {
             GtkStateType state = option->state & State_Enabled ? GTK_STATE_NORMAL : GTK_STATE_INSENSITIVE;
-            GtkWidget *gtkProgressBar = d->gtkWidget(QLS("GtkProgressBar"));
+            GtkWidget *gtkProgressBar = d->gtkWidget("GtkProgressBar");
             style = gtkProgressBar->style;
             gtkPainter.paintBox( gtkProgressBar, "trough",  option->rect, state, GTK_SHADOW_IN, style);
             int xt = style->xthickness;
@@ -3042,7 +3061,7 @@ QRect QGtkStyle::subControlRect(ComplexControl control, const QStyleOptionComple
 
     case CC_SpinBox:
         if (const QStyleOptionSpinBox *spinbox = qstyleoption_cast<const QStyleOptionSpinBox *>(option)) {
-            GtkWidget *gtkSpinButton = d->gtkWidget(QLS("GtkSpinButton"));
+            GtkWidget *gtkSpinButton = d->gtkWidget("GtkSpinButton");
             int center = spinbox->rect.height() / 2;
             int xt = spinbox->frame ? gtkSpinButton->style->xthickness : 0;
             int yt = spinbox->frame ? gtkSpinButton->style->ythickness : 0;
@@ -3096,15 +3115,19 @@ QRect QGtkStyle::subControlRect(ComplexControl control, const QStyleOptionComple
         if (const QStyleOptionComboBox *box = qstyleoption_cast<const QStyleOptionComboBox *>(option)) {
             // We employ the gtk widget to position arrows and separators for us
             QString comboBoxPath = box->editable ? QLS("GtkComboBoxEntry") : QLS("GtkComboBox");
-            GtkWidget *gtkCombo = d->gtkWidget(comboBoxPath);
+            GtkWidget *gtkCombo = box->editable ? d->gtkWidget("GtkComboBoxEntry")
+                                                : d->gtkWidget("GtkComboBox");
             d->gtk_widget_set_direction(gtkCombo, (option->direction == Qt::RightToLeft) ? GTK_TEXT_DIR_RTL : GTK_TEXT_DIR_LTR);
             GtkAllocation geometry = {0, 0, qMax(0, option->rect.width()), qMax(0, option->rect.height())};
             d->gtk_widget_size_allocate(gtkCombo, &geometry);
             int appears_as_list = !proxy()->styleHint(QStyle::SH_ComboBox_Popup, option, widget);
-            QString arrowPath = comboBoxPath + QLS(".GtkToggleButton");
-
-            if (!box->editable && !appears_as_list)
-                arrowPath += QLS(".GtkHBox.GtkArrow");
+            QHashableLatin1Literal arrowPath("GtkComboBoxEntry.GtkToggleButton");
+            if (!box->editable) {
+                if (appears_as_list)
+                    arrowPath = "GtkComboBox.GtkToggleButton";
+                else
+                    arrowPath = "GtkComboBox.GtkToggleButton.GtkHBox.GtkArrow";
+            }
 
             GtkWidget *arrowWidget = d->gtkWidget(arrowPath);
             if (!arrowWidget)
@@ -3163,7 +3186,7 @@ QSize QGtkStyle::sizeFromContents(ContentsType type, const QStyleOption *option,
 
     case CT_ToolButton:
         if (const QStyleOptionToolButton *toolbutton = qstyleoption_cast<const QStyleOptionToolButton *>(option)) {
-            GtkWidget *gtkButton = d->gtkWidget(QLS("GtkToolButton.GtkButton"));
+            GtkWidget *gtkButton = d->gtkWidget("GtkToolButton.GtkButton");
             newSize = size + QSize(2 * gtkButton->style->xthickness, 2 + 2 * gtkButton->style->ythickness);
             if (widget && qobject_cast<QToolBar *>(widget->parentWidget())) {
                 QSize minSize(0, 25);
@@ -3181,14 +3204,14 @@ QSize QGtkStyle::sizeFromContents(ContentsType type, const QStyleOption *option,
             int textMargin = 8;
 
             if (menuItem->menuItemType == QStyleOptionMenuItem::Separator) {
-                GtkWidget *gtkMenuSeparator = d->gtkWidget(QLS("GtkMenu.GtkSeparatorMenuItem"));
+                GtkWidget *gtkMenuSeparator = d->gtkWidget("GtkMenu.GtkSeparatorMenuItem");
                 GtkRequisition sizeReq = {0, 0};
                 d->gtk_widget_size_request(gtkMenuSeparator, &sizeReq);
                 newSize = QSize(size.width(), sizeReq.height);
                 break;
             }
 
-            GtkWidget *gtkMenuItem = d->gtkWidget(QLS("GtkMenu.GtkCheckMenuItem"));
+            GtkWidget *gtkMenuItem = d->gtkWidget("GtkMenu.GtkCheckMenuItem");
             GtkStyle* style = gtkMenuItem->style;
 
             // Note we get the perfect height for the default font since we
@@ -3210,12 +3233,12 @@ QSize QGtkStyle::sizeFromContents(ContentsType type, const QStyleOption *option,
 
     case CT_SpinBox:
         // QSpinBox does some nasty things that depends on CT_LineEdit
-        newSize = size + QSize(0, -d->gtkWidget(QLS("GtkSpinButton"))->style->ythickness * 2);
+        newSize = size + QSize(0, -d->gtkWidget("GtkSpinButton")->style->ythickness * 2);
         break;
 
     case CT_PushButton:
         if (const QStyleOptionButton *btn = qstyleoption_cast<const QStyleOptionButton *>(option)) {
-            GtkWidget *gtkButton = d->gtkWidget(QLS("GtkButton"));
+            GtkWidget *gtkButton = d->gtkWidget("GtkButton");
             gint focusPadding, focusWidth;
             d->gtk_widget_style_get(gtkButton, "focus-padding", &focusPadding, NULL);
             d->gtk_widget_style_get(gtkButton, "focus-line-width", &focusWidth, NULL);
@@ -3223,7 +3246,7 @@ QSize QGtkStyle::sizeFromContents(ContentsType type, const QStyleOption *option,
             newSize += QSize(2*gtkButton->style->xthickness + 4, 2*gtkButton->style->ythickness);
             newSize += QSize(2*(focusWidth + focusPadding + 2), 2*(focusWidth + focusPadding));
 
-            GtkWidget *gtkButtonBox = d->gtkWidget(QLS("GtkHButtonBox"));
+            GtkWidget *gtkButtonBox = d->gtkWidget("GtkHButtonBox");
             gint minWidth = 85, minHeight = 0;
             d->gtk_widget_style_get(gtkButtonBox, "child-min-width", &minWidth,
                                    "child-min-height", &minHeight, NULL);
@@ -3236,13 +3259,13 @@ QSize QGtkStyle::sizeFromContents(ContentsType type, const QStyleOption *option,
         break;
 
     case CT_Slider: {
-        GtkWidget *gtkSlider = d->gtkWidget(QLS("GtkHScale"));
+        GtkWidget *gtkSlider = d->gtkWidget("GtkHScale");
         newSize = size + QSize(2*gtkSlider->style->xthickness, 2*gtkSlider->style->ythickness);
     }
     break;
 
     case CT_LineEdit: {
-        GtkWidget *gtkEntry = d->gtkWidget(QLS("GtkEntry"));
+        GtkWidget *gtkEntry = d->gtkWidget("GtkEntry");
         newSize = size + QSize(2*gtkEntry->style->xthickness, 2 + 2*gtkEntry->style->ythickness);
     }
     break;
@@ -3253,7 +3276,7 @@ QSize QGtkStyle::sizeFromContents(ContentsType type, const QStyleOption *option,
 
     case CT_ComboBox:
         if (const QStyleOptionComboBox *combo = qstyleoption_cast<const QStyleOptionComboBox *>(option)) {
-            GtkWidget *gtkCombo = d->gtkWidget(QLS("GtkComboBox"));
+            GtkWidget *gtkCombo = d->gtkWidget("GtkComboBox");
             QRect arrowButtonRect = proxy()->subControlRect(CC_ComboBox, combo, SC_ComboBoxArrow, widget);
             newSize = size + QSize(12 + arrowButtonRect.width() + 2*gtkCombo->style->xthickness, 4 + 2*gtkCombo->style->ythickness);
 
@@ -3405,7 +3428,7 @@ QRect QGtkStyle::subElementRect(SubElement element, const QStyleOption *option,
         return option->rect;
     case SE_PushButtonContents:
         if (!d->gtk_check_version(2, 10, 0)) {
-            GtkWidget *gtkButton = d->gtkWidget(QLS("GtkButton"));
+            GtkWidget *gtkButton = d->gtkWidget("GtkButton");
             GtkBorder *border = 0;
             d->gtk_widget_style_get(gtkButton, "inner-border", &border, NULL);
             if (border) {
diff --git a/src/gui/styles/qgtkstyle_p.cpp b/src/gui/styles/qgtkstyle_p.cpp
index a033407..6916c02 100644
--- a/src/gui/styles/qgtkstyle_p.cpp
+++ b/src/gui/styles/qgtkstyle_p.cpp
@@ -60,6 +60,7 @@
 #include <QtCore/QHash>
 #include <QtCore/QUrl>
 #include <QtCore/QLibrary>
+#include <QtCore/QDebug>
 
 #include <private/qapplication_p.h>
 #include <private/qiconloader_p.h>
@@ -233,17 +234,22 @@ static void update_toolbar_style(GtkWidget *gtkToolBar, GParamSpec *, gpointer)
     }
 }
 
-static QString classPath(GtkWidget *widget)
+static QHashableLatin1Literal classPath(GtkWidget *widget)
 {
-    char* class_path;
+    char *class_path;
     QGtkStylePrivate::gtk_widget_path (widget, NULL, &class_path, NULL);
-    QString path = QLS(class_path);
+
+    char *copy = class_path;
+    if (strncmp(copy, "GtkWindow.", 10) == 0)
+        copy += 10;
+    if (strncmp(copy, "GtkFixed.", 9) == 0)
+        copy += 9;
+
+    copy = strdup(copy);
+
     g_free(class_path);
 
-    // Remove the prefixes
-    path.remove(QLS("GtkWindow."));
-    path.remove(QLS("GtkFixed."));
-    return path;
+    return QHashableLatin1Literal::fromData(copy);
 }
 
 
@@ -261,6 +267,7 @@ bool QGtkStyleFilter::eventFilter(QObject *obj, QEvent *e)
 }
 
 QList<QGtkStylePrivate *> QGtkStylePrivate::instances;
+QGtkStylePrivate::WidgetMap *QGtkStylePrivate::widgetMap = 0;
 
 QGtkStylePrivate::QGtkStylePrivate()
   : QCleanlooksStylePrivate()
@@ -282,7 +289,7 @@ void QGtkStylePrivate::init()
         qApp->installEventFilter(&filter);
 }
 
-GtkWidget* QGtkStylePrivate::gtkWidget(const QString &path)
+GtkWidget* QGtkStylePrivate::gtkWidget(const QHashableLatin1Literal &path)
 {
     GtkWidget *widget = gtkWidgetMap()->value(path);
     if (!widget) {
@@ -292,10 +299,10 @@ GtkWidget* QGtkStylePrivate::gtkWidget(const QString &path)
     return widget;
 }
 
-GtkStyle* QGtkStylePrivate::gtkStyle(const QString &path)
+GtkStyle* QGtkStylePrivate::gtkStyle(const QHashableLatin1Literal &path)
 {
-    if (gtkWidgetMap()->contains(path))
-        return gtkWidgetMap()->value(path)->style;
+    if (GtkWidget *w = gtkWidgetMap()->value(path))
+        return w->style;
     return 0;
 }
 
@@ -497,7 +504,7 @@ void QGtkStylePrivate::initGtkWidgets() const
     }
 
     static QString themeName;
-    if (!gtkWidgetMap()->contains(QLS("GtkWindow")) && themeName.isEmpty()) {
+    if (!gtkWidgetMap()->contains("GtkWindow") && themeName.isEmpty()) {
         themeName = getThemeName();
 
         if (themeName.isEmpty()) {
@@ -522,14 +529,14 @@ void QGtkStylePrivate::initGtkWidgets() const
         QGtkStylePrivate::gtk_widget_realize(gtkWindow);
         if (displayDepth == -1)
             displayDepth = QGtkStylePrivate::gdk_drawable_get_depth(gtkWindow->window);
-        gtkWidgetMap()->insert(QLS("GtkWindow"), gtkWindow);
+        gtkWidgetMap()->insert(QHashableLatin1Literal::fromData(strdup("GtkWindow")), gtkWindow);
 
 
         // Make all other widgets. respect the text direction
         if (qApp->layoutDirection() == Qt::RightToLeft)
             QGtkStylePrivate::gtk_widget_set_default_direction(GTK_TEXT_DIR_RTL);
 
-        if (!gtkWidgetMap()->contains(QLS("GtkButton"))) {
+        if (!gtkWidgetMap()->contains("GtkButton")) {
             GtkWidget *gtkButton = QGtkStylePrivate::gtk_button_new();
             addWidget(gtkButton);
             g_signal_connect(gtkButton, "style-set", G_CALLBACK(gtkStyleSetCallback), 0);
@@ -566,12 +573,12 @@ void QGtkStylePrivate::initGtkWidgets() const
             // When styles change subwidgets can get rearranged
             // as with the combo box. We need to update the widget map
             // to reflect this;
-            QHash<QString, GtkWidget*> oldMap = *gtkWidgetMap();
+            QHash<QHashableLatin1Literal, GtkWidget*> oldMap = *gtkWidgetMap();
             gtkWidgetMap()->clear();
-            QHashIterator<QString, GtkWidget*> it(oldMap);
+            QHashIterator<QHashableLatin1Literal, GtkWidget*> it(oldMap);
             while (it.hasNext()) {
                 it.next();
-                if (!it.key().contains(QLatin1Char('.'))) {
+                if (!strchr(it.key().data(), '.')) {
                     addAllSubWidgets(it.value());
                 }
             }
@@ -586,8 +593,13 @@ void QGtkStylePrivate::initGtkWidgets() const
  */
 void QGtkStylePrivate::cleanupGtkWidgets()
 {
-    if (gtkWidgetMap()->contains(QLS("GtkWindow"))) // Gtk will destroy all children
-        gtk_widget_destroy(gtkWidgetMap()->value(QLS("GtkWindow")));
+    if (!widgetMap)
+        return;
+    if (widgetMap->contains("GtkWindow")) // Gtk will destroy all children
+        gtk_widget_destroy(widgetMap->value("GtkWindow"));
+    for (QHash<QHashableLatin1Literal, GtkWidget *>::const_iterator it = widgetMap->constBegin();
+         it != widgetMap->constEnd(); ++it)
+        free(const_cast<char *>(it.key().data()));
 }
 
 static bool resolveGConf()
@@ -678,7 +690,7 @@ QString QGtkStylePrivate::getThemeName()
 int QGtkStylePrivate::getSpinboxArrowSize() const
 {
     const int MIN_ARROW_WIDTH = 6;
-    GtkWidget *spinButton = gtkWidget(QLS("GtkSpinButton"));
+    GtkWidget *spinButton = gtkWidget("GtkSpinButton");
     GtkStyle *style = spinButton->style;
     gint size = pango_font_description_get_size (style->font_desc);
     gint arrow_size;
@@ -698,17 +710,17 @@ bool QGtkStylePrivate::isKDE4Session()
 
 void QGtkStylePrivate::applyCustomPaletteHash()
 {
-    QPalette menuPal = gtkWidgetPalette(QLS("GtkMenu"));
-    GdkColor gdkBg = gtkWidget(QLS("GtkMenu"))->style->bg[GTK_STATE_NORMAL];
+    QPalette menuPal = gtkWidgetPalette("GtkMenu");
+    GdkColor gdkBg = gtkWidget("GtkMenu")->style->bg[GTK_STATE_NORMAL];
     QColor bgColor(gdkBg.red>>8, gdkBg.green>>8, gdkBg.blue>>8);
     menuPal.setBrush(QPalette::Base, bgColor);
     menuPal.setBrush(QPalette::Window, bgColor);
     qApp->setPalette(menuPal, "QMenu");
 
-    QPalette toolbarPal = gtkWidgetPalette(QLS("GtkToolbar"));
+    QPalette toolbarPal = gtkWidgetPalette("GtkToolbar");
     qApp->setPalette(toolbarPal, "QToolBar");
 
-    QPalette menuBarPal = gtkWidgetPalette(QLS("GtkMenuBar"));
+    QPalette menuBarPal = gtkWidgetPalette("GtkMenuBar");
     qApp->setPalette(menuBarPal, "QMenuBar");
 }
 
@@ -717,7 +729,7 @@ void QGtkStylePrivate::applyCustomPaletteHash()
 */
 GtkWidget* QGtkStylePrivate::getTextColorWidget() const
 {
-    return  gtkWidget(QLS("GtkEntry"));
+    return  gtkWidget("GtkEntry");
 }
 
 void QGtkStylePrivate::setupGtkWidget(GtkWidget* widget)
@@ -726,7 +738,7 @@ void QGtkStylePrivate::setupGtkWidget(GtkWidget* widget)
         static GtkWidget* protoLayout = 0;
         if (!protoLayout) {
             protoLayout = QGtkStylePrivate::gtk_fixed_new();
-            QGtkStylePrivate::gtk_container_add((GtkContainer*)(gtkWidgetMap()->value(QLS("GtkWindow"))), protoLayout);
+            QGtkStylePrivate::gtk_container_add((GtkContainer*)(gtkWidgetMap()->value("GtkWindow")), protoLayout);
         }
         Q_ASSERT(protoLayout);
 
@@ -739,8 +751,19 @@ void QGtkStylePrivate::setupGtkWidget(GtkWidget* widget)
 void QGtkStylePrivate::addWidgetToMap(GtkWidget *widget)
 {
     if (Q_GTK_IS_WIDGET(widget)) {
-       gtk_widget_realize(widget);
-       gtkWidgetMap()->insert(classPath(widget), widget);
+        gtk_widget_realize(widget);
+        QHashableLatin1Literal widgetPath = classPath(widget);
+
+        WidgetMap *map = gtkWidgetMap();
+        WidgetMap::iterator it = map->find(widgetPath);
+        if (it != map->end()) {
+            free(const_cast<char *>(it.key().data()));
+            map->erase(it);
+        }
+        map->insert(widgetPath, widget);
+#ifdef DUMP_GTK_WIDGET_TREE
+        qWarning("Inserted Gtk Widget: %s", widgetPath.data());
+#endif
     }
  }
 
@@ -753,7 +776,7 @@ void QGtkStylePrivate::addAllSubWidgets(GtkWidget *widget, gpointer v)
 }
 
 // Updates window/windowtext palette based on the indicated gtk widget
-QPalette QGtkStylePrivate::gtkWidgetPalette(const QString &gtkWidgetName) const
+QPalette QGtkStylePrivate::gtkWidgetPalette(const QHashableLatin1Literal &gtkWidgetName) const
 {
     GtkWidget *gtkWidget = QGtkStylePrivate::gtkWidget(gtkWidgetName);
     Q_ASSERT(gtkWidget);
@@ -1089,6 +1112,28 @@ QIcon QGtkStylePrivate::getFilesystemIcon(const QFileInfo &info)
     return icon;
 }
 
+bool operator==(const QHashableLatin1Literal &l1, const QHashableLatin1Literal &l2)
+{
+    return l1.size() == l2.size() || qstrcmp(l1.data(), l2.data()) == 0;
+}
+
+// copied from qHash.cpp
+uint qHash(const QHashableLatin1Literal &key)
+{
+    int n = key.size();
+    const uchar *p = reinterpret_cast<const uchar *>(key.data());
+    uint h = 0;
+    uint g;
+
+    while (n--) {
+        h = (h << 4) + *p++;
+        if ((g = (h & 0xf0000000)) != 0)
+            h ^= g >> 23;
+        h &= ~g;
+    }
+    return h;
+}
+
 QT_END_NAMESPACE
 
 #endif // !defined(QT_NO_STYLE_GTK)
diff --git a/src/gui/styles/qgtkstyle_p.h b/src/gui/styles/qgtkstyle_p.h
index db5b9b9..6ee7904 100644
--- a/src/gui/styles/qgtkstyle_p.h
+++ b/src/gui/styles/qgtkstyle_p.h
@@ -56,6 +56,10 @@
 #include <QtCore/qglobal.h>
 #if !defined(QT_NO_STYLE_GTK)
 
+#include <QtCore/qstring.h>
+#include <QtCore/qstringbuilder.h>
+#include <QtCore/qcoreapplication.h>
+
 #include <QtGui/QFileDialog>
 
 #include <QtGui/QGtkStyle>
@@ -72,6 +76,54 @@ typedef unsigned long XID;
 
 #define QLS(x) QLatin1String(x)
 
+QT_BEGIN_NAMESPACE
+
+// ### Qt 4.7 - merge with QLatin1Literal
+class QHashableLatin1Literal
+{
+public:
+    int size() const { return m_size; }
+    const char *data() const { return m_data; }
+
+    template <int N>
+        QHashableLatin1Literal(const char (&str)[N])
+        : m_size(N - 1), m_data(str) {}
+
+    QHashableLatin1Literal(const QHashableLatin1Literal &other)
+        : m_size(other.m_size), m_data(other.m_data)
+    {}
+
+    QHashableLatin1Literal &operator=(const QHashableLatin1Literal &other)
+    {
+        if (this == &other)
+            return *this;
+        *const_cast<int *>(&m_size) = other.m_size;
+        *const_cast<char **>(&m_data) = const_cast<char *>(other.m_data);
+        return *this;
+    }
+
+    QString toString() const { return QString::fromLatin1(m_data, m_size); }
+
+    static QHashableLatin1Literal fromData(const char *str)
+    {
+        return QHashableLatin1Literal(str, qstrlen(str));
+    }
+
+private:
+    QHashableLatin1Literal(const char *str, int length)
+        : m_size(length), m_data(str)
+    {}
+
+    const int m_size;
+    const char *m_data;
+};
+
+bool operator==(const QHashableLatin1Literal &l1, const QHashableLatin1Literal &l2);
+inline bool operator!=(const QHashableLatin1Literal &l1, const QHashableLatin1Literal &l2) { return !operator==(l1, l2); }
+uint qHash(const QHashableLatin1Literal &key);
+
+QT_END_NAMESPACE
+
 class GConf;
 class GConfClient;
 
@@ -252,7 +304,6 @@ typedef char* (*Ptr_gnome_icon_lookup_sync)  (
         GnomeIconLookupFlags flags,
         GnomeIconLookupResultFlags *result);
 
-
 class QGtkStylePrivate : public QCleanlooksStylePrivate
 {
     Q_DECLARE_PUBLIC(QGtkStyle)
@@ -262,8 +313,8 @@ public:
 
     QGtkStyleFilter filter;
 
-    static GtkWidget* gtkWidget(const QString &path);
-    static GtkStyle* gtkStyle(const QString &path = QLatin1String("GtkWindow"));
+    static GtkWidget* gtkWidget(const QHashableLatin1Literal &path);
+    static GtkStyle* gtkStyle(const QHashableLatin1Literal &path = QHashableLatin1Literal("GtkWindow"));
 
     virtual void resolveGtk() const;
     virtual void initGtkMenu() const;
@@ -418,17 +469,25 @@ public:
     static Ptr_gnome_icon_lookup_sync gnome_icon_lookup_sync;
     static Ptr_gnome_vfs_init gnome_vfs_init;
 
-    virtual QPalette gtkWidgetPalette(const QString &gtkWidgetName) const;
+    virtual QPalette gtkWidgetPalette(const QHashableLatin1Literal &gtkWidgetName) const;
 
 protected:
-    typedef QHash<QString, GtkWidget*> WidgetMap;
+    typedef QHash<QHashableLatin1Literal, GtkWidget*> WidgetMap;
+
+    static inline void destroyWidgetMap()
+    {
+        cleanupGtkWidgets();
+        delete widgetMap;
+        widgetMap = 0;
+    }
 
     static inline WidgetMap *gtkWidgetMap()
     {
-        static WidgetMap *map = 0;
-        if (!map)
-            map = new WidgetMap();
-        return map;
+        if (!widgetMap) {
+            widgetMap = new WidgetMap();
+            qAddPostRoutine(destroyWidgetMap);
+        }
+        return widgetMap;
     }
 
     static QStringList extract_filter(const QString &rawFilter);
@@ -443,6 +502,7 @@ protected:
 
 private:
     static QList<QGtkStylePrivate *> instances;
+    static WidgetMap *widgetMap;
     friend class QGtkStyleUpdateScheduler;
 };
 
diff --git a/src/gui/styles/qstylehelper.cpp b/src/gui/styles/qstylehelper.cpp
index 071ec23..359e7e1 100644
--- a/src/gui/styles/qstylehelper.cpp
+++ b/src/gui/styles/qstylehelper.cpp
@@ -44,6 +44,7 @@
 #include <qstyleoption.h>
 #include <qpainter.h>
 #include <qpixmapcache.h>
+#include <qstringbuilder.h>
 #include <private/qmath_p.h>
 #include <private/qstyle_p.h>
 #include <qmath.h>
@@ -56,22 +57,67 @@
 
 QT_BEGIN_NAMESPACE
 
+// internal helper. Converts an integer value to an unique string token
+template <typename T>
+struct HexString
+{
+    inline HexString(const T t)
+        : val(t)
+    {}
+
+    inline void write(QChar *&dest) const
+    {
+        const ushort hexChars[] = { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f' };
+        const char *c = reinterpret_cast<const char *>(&val);
+        for (uint i = 0; i < sizeof(T); ++i) {
+            *dest++ = hexChars[*c & 0xf];
+            *dest++ = hexChars[(*c & 0xf0) >> 4];
+            ++c;
+        }
+    }
+
+    const T val;
+};
+
+// specialization to enable fast concatenating of our string tokens to a string
+template <typename T>
+struct QConcatenable<HexString<T> >
+{
+    typedef HexString<T> type;
+    enum { ExactSize = true };
+    static int size(const HexString<T> &str) { return sizeof(str.val) * 2; }
+    static inline void appendTo(const HexString<T> &str, QChar *&out) { str.write(out); }
+};
+
 namespace QStyleHelper {
 
 QString uniqueName(const QString &key, const QStyleOption *option, const QSize &size)
 {
     const QStyleOptionComplex *complexOption = qstyleoption_cast<const QStyleOptionComplex *>(option);
-    QString tmp = QString::fromLatin1("%1-%2-%3-%4-%5-%6x%7").arg(key).arg(uint(option->state)).arg(option->direction)
-                   .arg(complexOption ? uint(complexOption->activeSubControls) : uint(0))
-                   .arg(option->palette.cacheKey()).arg(size.width()).arg(size.height());
+
+    QString tmp = key
+                  % QLatin1Char('-')
+                  % HexString<uint>(option->state)
+                  % QLatin1Char('-')
+                  % HexString<uint>(option->direction)
+                  % QLatin1Char('-')
+                  % HexString<uint>(complexOption ? uint(complexOption->activeSubControls) : 0u)
+                  % QLatin1Char('-')
+                  % HexString<quint64>(option->palette.cacheKey())
+                  % QLatin1Char('-')
+                  % HexString<uint>(size.width())
+                  % QLatin1Char('x')
+                  % HexString<uint>(size.height());
+
 #ifndef QT_NO_SPINBOX
     if (const QStyleOptionSpinBox *spinBox = qstyleoption_cast<const QStyleOptionSpinBox *>(option)) {
-        tmp.append(QLatin1Char('-'));
-        tmp.append(QString::number(spinBox->buttonSymbols));
-        tmp.append(QLatin1Char('-'));
-        tmp.append(QString::number(spinBox->stepEnabled));
-        tmp.append(QLatin1Char('-'));
-        tmp.append(QLatin1Char(spinBox->frame ? '1' : '0'));
+        tmp = tmp
+              % QLatin1Char('-')
+              % HexString<uint>(spinBox->buttonSymbols)
+              % QLatin1Char('-')
+              % HexString<uint>(spinBox->stepEnabled)
+              % QLatin1Char('-')
+              % QLatin1Char(spinBox->frame ? '1' : '0');
     }
 #endif // QT_NO_SPINBOX
     return tmp;
diff --git a/src/gui/styles/qstylesheetstyle.cpp b/src/gui/styles/qstylesheetstyle.cpp
index bc1bece..5376386 100644
--- a/src/gui/styles/qstylesheetstyle.cpp
+++ b/src/gui/styles/qstylesheetstyle.cpp
@@ -3457,10 +3457,17 @@ void QStyleSheetStyle::drawControl(ControlElement ce, const QStyleOption *opt, Q
 
     case CE_RadioButton:
     case CE_CheckBox:
-        rule.drawRule(p, opt->rect);
-        ParentStyle::drawControl(ce, opt, p, w);
-        return;
-
+        if (rule.hasBox() || !rule.hasNativeBorder() || rule.hasDrawable() || hasStyleRule(w, PseudoElement_Indicator)) {
+            rule.drawRule(p, opt->rect);
+            ParentStyle::drawControl(ce, opt, p, w);
+            return;
+        } else if (const QStyleOptionButton *btn = qstyleoption_cast<const QStyleOptionButton *>(opt)) {
+            QStyleOptionButton butOpt(*btn);
+            rule.configurePalette(&butOpt.palette, QPalette::ButtonText, QPalette::Button);
+            baseStyle()->drawControl(ce, &butOpt, p, w);
+            return;
+        }
+        break;
     case CE_RadioButtonLabel:
     case CE_CheckBoxLabel:
         if (const QStyleOptionButton *btn = qstyleoption_cast<const QStyleOptionButton *>(opt)) {
diff --git a/src/gui/text/qsyntaxhighlighter.cpp b/src/gui/text/qsyntaxhighlighter.cpp
index 6750c09..e594b7e 100644
--- a/src/gui/text/qsyntaxhighlighter.cpp
+++ b/src/gui/text/qsyntaxhighlighter.cpp
@@ -59,23 +59,24 @@ class QSyntaxHighlighterPrivate : public QObjectPrivate
 {
     Q_DECLARE_PUBLIC(QSyntaxHighlighter)
 public:
-    inline QSyntaxHighlighterPrivate() : rehighlightPending(false) {}
+    inline QSyntaxHighlighterPrivate()
+        : rehighlightPending(false), inReformatBlocks(false)
+    {}
 
     QPointer<QTextDocument> doc;
 
     void _q_reformatBlocks(int from, int charsRemoved, int charsAdded);
-    void reformatBlock(QTextBlock block);
-    
+    void reformatBlocks(int from, int charsRemoved, int charsAdded);
+    void reformatBlock(const QTextBlock &block);
+
     inline void rehighlight(QTextCursor &cursor, QTextCursor::MoveOperation operation) {
-        QObject::disconnect(doc, SIGNAL(contentsChange(int,int,int)),
-                            q_func(), SLOT(_q_reformatBlocks(int,int,int)));
+        inReformatBlocks = true;
         cursor.beginEditBlock();
         int from = cursor.position();
         cursor.movePosition(operation);
-        _q_reformatBlocks(from, 0, cursor.position() - from);
+        reformatBlocks(from, 0, cursor.position() - from);
         cursor.endEditBlock();
-        QObject::connect(doc, SIGNAL(contentsChange(int,int,int)),
-                         q_func(), SLOT(_q_reformatBlocks(int,int,int)));
+        inReformatBlocks = false;
     }
 
     inline void _q_delayedRehighlight() {
@@ -83,17 +84,19 @@ public:
             return;
         rehighlightPending = false;
         q_func()->rehighlight();
-        return;
     }
 
     void applyFormatChanges();
     QVector<QTextCharFormat> formatChanges;
     QTextBlock currentBlock;
     bool rehighlightPending;
+    bool inReformatBlocks;
 };
 
 void QSyntaxHighlighterPrivate::applyFormatChanges()
 {
+    bool formatsChanged = false;
+
     QTextLayout *layout = currentBlock.layout();
 
     QList<QTextLayout::FormatRange> ranges = layout->additionalFormats();
@@ -101,19 +104,26 @@ void QSyntaxHighlighterPrivate::applyFormatChanges()
     const int preeditAreaStart = layout->preeditAreaPosition();
     const int preeditAreaLength = layout->preeditAreaText().length();
 
-    QList<QTextLayout::FormatRange>::Iterator it = ranges.begin();
-    while (it != ranges.end()) {
-        if (it->start >= preeditAreaStart
-            && it->start + it->length <= preeditAreaStart + preeditAreaLength)
-            ++it;
-        else
-            it = ranges.erase(it);
+    if (preeditAreaLength != 0) {
+        QList<QTextLayout::FormatRange>::Iterator it = ranges.begin();
+        while (it != ranges.end()) {
+            if (it->start >= preeditAreaStart
+                && it->start + it->length <= preeditAreaStart + preeditAreaLength) {
+                ++it;
+            } else {
+                it = ranges.erase(it);
+                formatsChanged = true;
+            }
+        }
+    } else if (!ranges.isEmpty()) {
+        ranges.clear();
+        formatsChanged = true;
     }
 
     QTextCharFormat emptyFormat;
 
     QTextLayout::FormatRange r;
-    r.start = r.length = -1;
+    r.start = -1;
 
     int i = 0;
     while (i < formatChanges.count()) {
@@ -135,34 +145,46 @@ void QSyntaxHighlighterPrivate::applyFormatChanges()
 
         r.length = i - r.start;
 
-        if (r.start >= preeditAreaStart) {
-            r.start += preeditAreaLength;
-        } else if (r.start + r.length >= preeditAreaStart) {
-            r.length += preeditAreaLength;
+        if (preeditAreaLength != 0) {
+            if (r.start >= preeditAreaStart)
+                r.start += preeditAreaLength;
+            else if (r.start + r.length >= preeditAreaStart)
+                r.length += preeditAreaLength;
         }
 
         ranges << r;
-        r.start = r.length = -1;
+        formatsChanged = true;
+        r.start = -1;
     }
 
     if (r.start != -1) {
         r.length = formatChanges.count() - r.start;
 
-        if (r.start >= preeditAreaStart) {
-            r.start += preeditAreaLength;
-        } else if (r.start + r.length >= preeditAreaStart) {
-            r.length += preeditAreaLength;
+        if (preeditAreaLength != 0) {
+            if (r.start >= preeditAreaStart)
+                r.start += preeditAreaLength;
+            else if (r.start + r.length >= preeditAreaStart)
+                r.length += preeditAreaLength;
         }
 
         ranges << r;
+        formatsChanged = true;
     }
 
-    layout->setAdditionalFormats(ranges);
+    if (formatsChanged) {
+        layout->setAdditionalFormats(ranges);
+        doc->markContentsDirty(currentBlock.position(), currentBlock.length());
+    }
 }
 
 void QSyntaxHighlighterPrivate::_q_reformatBlocks(int from, int charsRemoved, int charsAdded)
 {
-    Q_UNUSED(charsRemoved);
+    if (!inReformatBlocks)
+        reformatBlocks(from, charsRemoved, charsAdded);
+}
+
+void QSyntaxHighlighterPrivate::reformatBlocks(int from, int charsRemoved, int charsAdded)
+{
     rehighlightPending = false;
 
     QTextBlock block = doc->findBlock(from);
@@ -191,21 +213,18 @@ void QSyntaxHighlighterPrivate::_q_reformatBlocks(int from, int charsRemoved, in
     formatChanges.clear();
 }
 
-void QSyntaxHighlighterPrivate::reformatBlock(QTextBlock block)
+void QSyntaxHighlighterPrivate::reformatBlock(const QTextBlock &block)
 {
     Q_Q(QSyntaxHighlighter);
 
     Q_ASSERT_X(!currentBlock.isValid(), "QSyntaxHighlighter::reformatBlock()", "reFormatBlock() called recursively");
 
     currentBlock = block;
-    QTextBlock previous = block.previous();
 
     formatChanges.fill(QTextCharFormat(), block.length() - 1);
     q->highlightBlock(block.text());
     applyFormatChanges();
 
-    doc->markContentsDirty(block.position(), block.length());
-
     currentBlock = QTextBlock();
 }
 
@@ -349,8 +368,8 @@ void QSyntaxHighlighter::setDocument(QTextDocument *doc)
     if (d->doc) {
         connect(d->doc, SIGNAL(contentsChange(int,int,int)),
                 this, SLOT(_q_reformatBlocks(int,int,int)));
-        QTimer::singleShot(0, this, SLOT(_q_delayedRehighlight()));
         d->rehighlightPending = true;
+        QTimer::singleShot(0, this, SLOT(_q_delayedRehighlight()));
     }
 }
 
@@ -391,11 +410,16 @@ void QSyntaxHighlighter::rehighlight()
 void QSyntaxHighlighter::rehighlightBlock(const QTextBlock &block)
 {
     Q_D(QSyntaxHighlighter);
-    if (!d->doc)
+    if (!d->doc || !block.isValid() || block.document() != d->doc)
         return;
 
+    const bool rehighlightPending = d->rehighlightPending;
+
     QTextCursor cursor(block);
     d->rehighlight(cursor, QTextCursor::EndOfBlock);
+
+    if (rehighlightPending)
+        d->rehighlightPending = rehighlightPending;
 }
 
 /*!
@@ -460,7 +484,6 @@ void QSyntaxHighlighter::rehighlightBlock(const QTextBlock &block)
 void QSyntaxHighlighter::setFormat(int start, int count, const QTextCharFormat &format)
 {
     Q_D(QSyntaxHighlighter);
-
     if (start < 0 || start >= d->formatChanges.count())
         return;
 
@@ -628,7 +651,7 @@ QTextBlockUserData *QSyntaxHighlighter::currentBlockUserData() const
     \since 4.4
 
     Returns the current text block.
- */
+*/
 QTextBlock QSyntaxHighlighter::currentBlock() const
 {
     Q_D(const QSyntaxHighlighter);
diff --git a/src/gui/text/qtextengine.cpp b/src/gui/text/qtextengine.cpp
index 02eae98..b826588 100644
--- a/src/gui/text/qtextengine.cpp
+++ b/src/gui/text/qtextengine.cpp
@@ -81,7 +81,7 @@ public:
     void generate(int start, int length, QFont::Capitalization caps)
     {
         if ((int)caps == (int)QFont::SmallCaps)
-            generateScriptItemsSmallCaps(m_string.utf16(), start, length);
+            generateScriptItemsSmallCaps(reinterpret_cast<const ushort *>(m_string.unicode()), start, length);
         else if(caps == QFont::Capitalize)
             generateScriptItemsCapitalize(start, length);
         else if(caps != QFont::MixedCase) {
@@ -1434,9 +1434,7 @@ void QTextEngine::itemize() const
         layoutData->hasBidi = bidiItemize(const_cast<QTextEngine *>(this), analysis, control);
     }
 
-    const ushort *unicode = layoutData->string.utf16();
-    // correctly assign script, isTab and isObject to the script analysis
-    const ushort *uc = unicode;
+    const ushort *uc = reinterpret_cast<const ushort *>(layoutData->string.unicode());
     const ushort *e = uc + length;
     int lastScript = QUnicodeTables::Common;
     while (uc < e) {
diff --git a/src/gui/widgets/qabstractspinbox.cpp b/src/gui/widgets/qabstractspinbox.cpp
index 4a6235c..7e2f20d 100644
--- a/src/gui/widgets/qabstractspinbox.cpp
+++ b/src/gui/widgets/qabstractspinbox.cpp
@@ -1248,8 +1248,11 @@ void QAbstractSpinBox::contextMenuEvent(QContextMenuEvent *event)
 #else
     Q_D(QAbstractSpinBox);
 
-    d->reset();
     QPointer<QMenu> menu = d->edit->createStandardContextMenu();
+    if (!menu)
+        return;
+
+    d->reset();
 
     QAction *selAll = new QAction(tr("&Select All"), menu);
     menu->insertAction(d->edit->d_func()->selectAllAction,
diff --git a/src/gui/widgets/qcheckbox.cpp b/src/gui/widgets/qcheckbox.cpp
index 4e0ff66..bc0900e 100644
--- a/src/gui/widgets/qcheckbox.cpp
+++ b/src/gui/widgets/qcheckbox.cpp
@@ -291,7 +291,7 @@ QSize QCheckBox::sizeHint() const
     QFontMetrics fm = fontMetrics();
     QStyleOptionButton opt;
     initStyleOption(&opt);
-    QSize sz = style()->itemTextRect(fm, QRect(0, 0, 1, 1), Qt::TextShowMnemonic, false,
+    QSize sz = style()->itemTextRect(fm, QRect(), Qt::TextShowMnemonic, false,
                                      text()).size();
     if (!opt.icon.isNull())
         sz = QSize(sz.width() + opt.iconSize.width() + 4, qMax(sz.height(), opt.iconSize.height()));
diff --git a/src/gui/widgets/qcombobox.h b/src/gui/widgets/qcombobox.h
index 9b19a66..fb9af9f 100644
--- a/src/gui/widgets/qcombobox.h
+++ b/src/gui/widgets/qcombobox.h
@@ -111,10 +111,10 @@ public:
     bool hasFrame() const;
 
     inline int findText(const QString &text,
-                        Qt::MatchFlags flags = Qt::MatchExactly|Qt::MatchCaseSensitive) const
+                        Qt::MatchFlags flags = static_cast<Qt::MatchFlags>(Qt::MatchExactly|Qt::MatchCaseSensitive)) const
         { return findData(text, Qt::DisplayRole, flags); }
     int findData(const QVariant &data, int role = Qt::UserRole,
-                 Qt::MatchFlags flags = Qt::MatchExactly|Qt::MatchCaseSensitive) const;
+                 Qt::MatchFlags flags = static_cast<Qt::MatchFlags>(Qt::MatchExactly|Qt::MatchCaseSensitive)) const;
 
     enum InsertPolicy {
         NoInsert,
diff --git a/src/gui/widgets/qdockarealayout.cpp b/src/gui/widgets/qdockarealayout.cpp
index c1b1ea3..f44858a 100644
--- a/src/gui/widgets/qdockarealayout.cpp
+++ b/src/gui/widgets/qdockarealayout.cpp
@@ -1985,7 +1985,10 @@ bool QDockAreaLayoutInfo::restoreState(QDataStream &stream, QList<QDockWidget*>
                         emit widget->dockLocationChanged(toDockWidgetArea(dockPos));
                     }
                 }
-
+		if (testing) {
+		  //was it is not really added to the layout, we need to delete the object here
+		  delete item.widgetItem;
+		}
             }
         } else if (nextMarker == SequenceMarker) {
             int dummy;
diff --git a/src/gui/widgets/qlabel_p.h b/src/gui/widgets/qlabel_p.h
index 21eb128..fba7224 100644
--- a/src/gui/widgets/qlabel_p.h
+++ b/src/gui/widgets/qlabel_p.h
@@ -55,7 +55,7 @@
 
 #include "qlabel.h"
 
-#include "../text/qtextdocumentlayout_p.h"
+#include "private/qtextdocumentlayout_p.h"
 #include "private/qtextcontrol_p.h"
 #include "qtextdocumentfragment.h"
 #include "qframe_p.h"
diff --git a/src/gui/widgets/qlinecontrol.cpp b/src/gui/widgets/qlinecontrol.cpp
index db099e8..9ec0feb 100644
--- a/src/gui/widgets/qlinecontrol.cpp
+++ b/src/gui/widgets/qlinecontrol.cpp
@@ -65,7 +65,7 @@ QT_BEGIN_NAMESPACE
     Updates the display text based of the current edit text
     If the text has changed will emit displayTextChanged()
 */
-void QLineControl::updateDisplayText()
+void QLineControl::updateDisplayText(bool forceUpdate)
 {
     QString orig = m_textLayout.text();
     QString str;
@@ -102,7 +102,7 @@ void QLineControl::updateDisplayText()
     m_textLayout.endLayout();
     m_ascent = qRound(l.ascent());
 
-    if (str != orig)
+    if (str != orig || forceUpdate)
         emit displayTextChanged(str);
 }
 
@@ -476,7 +476,7 @@ void QLineControl::processInputMethodEvent(QInputMethodEvent *event)
         }
     }
     m_textLayout.setAdditionalFormats(formats);
-    updateDisplayText();
+    updateDisplayText(/*force*/ true);
     if (cursorPositionChanged)
         emitCursorPositionChanged();
     if (isGettingInput)
diff --git a/src/gui/widgets/qlinecontrol_p.h b/src/gui/widgets/qlinecontrol_p.h
index d6f2705..3f1bc2c 100644
--- a/src/gui/widgets/qlinecontrol_p.h
+++ b/src/gui/widgets/qlinecontrol_p.h
@@ -239,7 +239,7 @@ private:
     void init(const QString &txt);
     void removeSelectedText();
     void internalSetText(const QString &txt, int pos = -1, bool edited = true);
-    void updateDisplayText();
+    void updateDisplayText(bool forceUpdate = false);
 
     void internalInsert(const QString &s);
     void internalDelete(bool wasBackspace = false);
diff --git a/src/gui/widgets/qlineedit.cpp b/src/gui/widgets/qlineedit.cpp
index 0ba8b9f..817547c 100644
--- a/src/gui/widgets/qlineedit.cpp
+++ b/src/gui/widgets/qlineedit.cpp
@@ -383,8 +383,6 @@ void QLineEdit::setText(const QString& text)
     d->control->setText(text);
 }
 
-// ### Qt 4.7: remove this #if guard
-#if (QT_VERSION >= 0x407000) || defined(Q_WS_MAEMO_5)
 /*!
     \since 4.7
 
@@ -414,7 +412,6 @@ void QLineEdit::setPlaceholderText(const QString& placeholderText)
             update();
     }
 }
-#endif
 
 /*!
     \property QLineEdit::displayText
@@ -542,11 +539,16 @@ void QLineEdit::setEchoMode(EchoMode mode)
     if (mode == (EchoMode)d->control->echoMode())
         return;
     Qt::InputMethodHints imHints = inputMethodHints();
-    if (mode == Password) {
+    if (mode == Password || mode == NoEcho) {
         imHints |= Qt::ImhHiddenText;
     } else {
         imHints &= ~Qt::ImhHiddenText;
     }
+    if (mode != Normal) {
+        imHints |= (Qt::ImhNoAutoUppercase | Qt::ImhNoPredictiveText);
+    } else {
+        imHints &= ~(Qt::ImhNoAutoUppercase | Qt::ImhNoPredictiveText);
+    }
     setInputMethodHints(imHints);
     d->control->setEchoMode(mode);
     update();
@@ -2038,9 +2040,10 @@ void QLineEdit::dropEvent(QDropEvent* e)
 */
 void QLineEdit::contextMenuEvent(QContextMenuEvent *event)
 {
-    QMenu *menu = createStandardContextMenu();
-    menu->setAttribute(Qt::WA_DeleteOnClose);
-    menu->popup(event->globalPos());
+    if (QMenu *menu = createStandardContextMenu()) {
+        menu->setAttribute(Qt::WA_DeleteOnClose);
+        menu->popup(event->globalPos());
+    }
 }
 
 #if defined(Q_WS_WIN)
diff --git a/src/gui/widgets/qlineedit.h b/src/gui/widgets/qlineedit.h
index fa04bfc..94e0dbe 100644
--- a/src/gui/widgets/qlineedit.h
+++ b/src/gui/widgets/qlineedit.h
@@ -83,10 +83,7 @@ class Q_GUI_EXPORT QLineEdit : public QWidget
     Q_PROPERTY(bool undoAvailable READ isUndoAvailable)
     Q_PROPERTY(bool redoAvailable READ isRedoAvailable)
     Q_PROPERTY(bool acceptableInput READ hasAcceptableInput)
-// ### Qt 4.7: remove this #if guard
-#if (QT_VERSION >= 0x407000) || defined(Q_WS_MAEMO_5)
     Q_PROPERTY(QString placeholderText READ placeholderText WRITE setPlaceholderText)
-#endif
 
 public:
     explicit QLineEdit(QWidget* parent=0);
@@ -102,11 +99,8 @@ public:
 
     QString displayText() const;
 
-// ### Qt 4.7: remove this #if guard
-#if (QT_VERSION >= 0x407000) || defined(Q_WS_MAEMO_5)
     QString placeholderText() const;
     void setPlaceholderText(const QString &);
-#endif
 
     int maxLength() const;
     void setMaxLength(int);
diff --git a/src/gui/widgets/qmainwindow.cpp b/src/gui/widgets/qmainwindow.cpp
index 4620597..bdab6fb 100644
--- a/src/gui/widgets/qmainwindow.cpp
+++ b/src/gui/widgets/qmainwindow.cpp
@@ -1478,7 +1478,8 @@ void QMainWindow::setUnifiedTitleAndToolBarOnMac(bool set)
         return;
 
     // ### Disable the unified toolbar when using anything but the native graphics system.
-    if (windowSurface())
+    // ### Disable when using alien widgets as well
+    if (windowSurface() || testAttribute(Qt::WA_NativeWindow) == false)
         return;
 
     d->useHIToolBar = set;
diff --git a/src/gui/widgets/qmenu.cpp b/src/gui/widgets/qmenu.cpp
index e2cf25b..9a4916e 100644
--- a/src/gui/widgets/qmenu.cpp
+++ b/src/gui/widgets/qmenu.cpp
@@ -85,9 +85,8 @@
 
 QT_BEGIN_NAMESPACE
 
-QPointer<QMenu> QMenuPrivate::mouseDown;
-QBasicTimer QMenuPrivate::menuDelayTimer;
-QBasicTimer QMenuPrivate::sloppyDelayTimer;
+QMenu *QMenuPrivate::mouseDown = 0;
+int QMenuPrivate::sloppyDelayTimer = 0;
 
 /* QMenu code */
 // internal class used for the torn off popup
@@ -487,8 +486,8 @@ void QMenuPrivate::popupAction(QAction *action, int delay, bool activateFirst)
     if (action && action->isEnabled()) {
         if (!delay)
             q->internalDelayedPopup();
-        else
-            QMenuPrivate::menuDelayTimer.start(delay, q);
+        else if (!menuDelayTimer.isActive() && (!action->menu() || !action->menu()->isVisible()))
+            menuDelayTimer.start(delay, q);
         if (activateFirst && action->menu())
             action->menu()->d_func()->setFirstActionActive();
     } else if (QMenu *menu = activeMenu) {  //hide the current item
@@ -543,15 +542,6 @@ void QMenuPrivate::setCurrentAction(QAction *action, int popup, SelectionReason
 {
     Q_Q(QMenu);
     tearoffHighlighted = 0;
-    if (action == currentAction) {
-        if (!action || !action->menu() || action->menu() == activeMenu) {
-            if(QMenu *menu = qobject_cast<QMenu*>(causedPopup.widget)) {
-                if(causedPopup.action && menu->d_func()->activeMenu == q)
-                    menu->d_func()->setCurrentAction(causedPopup.action, 0, reason, false);
-            }
-        }
-        return;
-    }
     if (currentAction)
         q->update(actionRect(currentAction));
 
@@ -565,6 +555,7 @@ void QMenuPrivate::setCurrentAction(QAction *action, int popup, SelectionReason
 #ifdef QT3_SUPPORT
     emitHighlighted = action;
 #endif
+
     currentAction = action;
     if (action) {
         if (!action->isSeparator()) {
@@ -2383,8 +2374,8 @@ QMenu::event(QEvent *e)
         }
     } break;
     case QEvent::ContextMenu:
-        if(QMenuPrivate::menuDelayTimer.isActive()) {
-            QMenuPrivate::menuDelayTimer.stop();
+        if(d->menuDelayTimer.isActive()) {
+            d->menuDelayTimer.stop();
             internalDelayedPopup();
         }
         break;
@@ -2817,7 +2808,7 @@ void QMenu::mouseMoveEvent(QMouseEvent *e)
     }
     if (d->sloppyRegion.contains(e->pos())) {
         d->sloppyAction = action;
-        QMenuPrivate::sloppyDelayTimer.start(style()->styleHint(QStyle::SH_Menu_SubMenuPopupDelay, 0, this)*6, this);
+        QMenuPrivate::sloppyDelayTimer = startTimer(style()->styleHint(QStyle::SH_Menu_SubMenuPopupDelay, 0, this)*6);
     } else {
         d->setCurrentAction(action, style()->styleHint(QStyle::SH_Menu_SubMenuPopupDelay, 0, this));
     }
@@ -2855,11 +2846,12 @@ QMenu::timerEvent(QTimerEvent *e)
         d->scrollMenu((QMenuPrivate::QMenuScroller::ScrollDirection)d->scroll->scrollDirection);
         if (d->scroll->scrollFlags == QMenuPrivate::QMenuScroller::ScrollNone)
             d->scroll->scrollTimer.stop();
-    } else if(QMenuPrivate::menuDelayTimer.timerId() == e->timerId()) {
-        QMenuPrivate::menuDelayTimer.stop();
+    } else if(d->menuDelayTimer.timerId() == e->timerId()) {
+        d->menuDelayTimer.stop();
         internalDelayedPopup();
-    } else if(QMenuPrivate::sloppyDelayTimer.timerId() == e->timerId()) {
-        QMenuPrivate::sloppyDelayTimer.stop();
+    } else if(QMenuPrivate::sloppyDelayTimer == e->timerId()) {
+        killTimer(QMenuPrivate::sloppyDelayTimer);
+        QMenuPrivate::sloppyDelayTimer = 0;
         internalSetSloppyAction();
     } else if(d->searchBufferTimer.timerId() == e->timerId()) {
         d->searchBuffer.clear();
diff --git a/src/gui/widgets/qmenu_mac.mm b/src/gui/widgets/qmenu_mac.mm
index 99c550f..2570cb5 100644
--- a/src/gui/widgets/qmenu_mac.mm
+++ b/src/gui/widgets/qmenu_mac.mm
@@ -924,14 +924,27 @@ static QString qt_mac_menu_merge_text(QMacMenuAction *action)
     else if (action->command == kHICommandQuit)
         ret = QMenuBar::tr("Quit %1").arg(qAppName());
 #else
-    else if (action->menuItem == [loader aboutMenuItem])
-        ret = QMenuBar::tr("About %1").arg(qAppName());
-    else if (action->menuItem == [loader aboutQtMenuItem])
-        ret = QMenuBar::tr("About Qt");
-    else if (action->menuItem == [loader preferencesMenuItem])
-        ret = QMenuBar::tr("Preferences");
-    else if (action->menuItem == [loader quitMenuItem])
-        ret = QMenuBar::tr("Quit %1").arg(qAppName());
+    else if (action->menuItem == [loader aboutMenuItem]) {
+        if (action->action->text() == QString("About %1").arg(qAppName()))
+            ret = QMenuBar::tr("About %1").arg(qAppName());
+        else
+            ret = action->action->text();
+    } else if (action->menuItem == [loader aboutQtMenuItem]) {
+        if (action->action->text() == QString("About Qt"))
+            ret = QMenuBar::tr("About Qt");
+        else
+            ret = action->action->text();
+    } else if (action->menuItem == [loader preferencesMenuItem]) {
+        if (action->action->text() == QString("Preferences"))
+            ret = QMenuBar::tr("Preferences");
+        else
+            ret = action->action->text();
+    } else if (action->menuItem == [loader quitMenuItem]) {
+        if (action->action->text() == QString("Quit %1").arg(qAppName()))
+            ret = QMenuBar::tr("About %1").arg(qAppName());
+        else
+            ret = action->action->text();
+    }
 #endif
     return ret;
 }
@@ -2180,3 +2193,4 @@ static OSMenuRef qt_mac_create_menu(QWidget *w)
 
 
 QT_END_NAMESPACE
+
diff --git a/src/gui/widgets/qmenu_p.h b/src/gui/widgets/qmenu_p.h
index aaed6b1..276ffe6 100644
--- a/src/gui/widgets/qmenu_p.h
+++ b/src/gui/widgets/qmenu_p.h
@@ -202,7 +202,7 @@ public:
     bool activationRecursionGuard;
 
     //selection
-    static QPointer<QMenu> mouseDown;
+    static QMenu *mouseDown;
     QPoint mousePopupPos;
     uint hasHadMouse : 1;
     uint aboutToHide : 1;
@@ -212,7 +212,7 @@ public:
     QAction *selectAction;
     QAction *cancelAction;
 #endif
-    static QBasicTimer menuDelayTimer;
+    QBasicTimer menuDelayTimer;
     enum SelectionReason {
         SelectedFromKeyboard,
         SelectedFromElsewhere
@@ -272,7 +272,7 @@ public:
     mutable bool hasCheckableItems;
 
     //sloppy selection
-    static QBasicTimer sloppyDelayTimer;
+    static int sloppyDelayTimer;
     mutable QAction *sloppyAction;
     QRegion sloppyRegion;
 
diff --git a/src/gui/widgets/qradiobutton.cpp b/src/gui/widgets/qradiobutton.cpp
index d73ff2f..20b6c720 100644
--- a/src/gui/widgets/qradiobutton.cpp
+++ b/src/gui/widgets/qradiobutton.cpp
@@ -195,7 +195,7 @@ QSize QRadioButton::sizeHint() const
     ensurePolished();
     QStyleOptionButton opt;
     initStyleOption(&opt);
-    QSize sz = style()->itemTextRect(fontMetrics(), QRect(0, 0, 1, 1), Qt::TextShowMnemonic,
+    QSize sz = style()->itemTextRect(fontMetrics(), QRect(), Qt::TextShowMnemonic,
                                      false, text()).size();
     if (!opt.icon.isNull())
         sz = QSize(sz.width() + opt.iconSize.width() + 4, qMax(sz.height(), opt.iconSize.height()));