Merge branch '4.6' of scm.dev.nokia.troll.no:qt/oslo-staging-2 into 4.6

4 files changed, 68 insertions, 46 deletions

diff --git a/src/corelib/kernel/qobject.cpp b/src/corelib/kernel/qobject.cpp
index 95602d9..4321c59 100644
--- a/src/corelib/kernel/qobject.cpp
+++ b/src/corelib/kernel/qobject.cpp
@@ -145,8 +145,7 @@ QObjectPrivate::QObjectPrivate(int version)
     receiveChildEvents = true;
     postedEvents = 0;
     extraData = 0;
-    for (uint i = 0; i < (sizeof connectedSignals / sizeof connectedSignals[0]); ++i)
-        connectedSignals[i] = 0;
+    connectedSignals = 0;
     inEventHandler = false;
     inThreadChangeEvent = false;
     deleteWatch = 0;
@@ -2937,13 +2936,9 @@ bool QMetaObjectPrivate::connect(const QObject *sender, int signal_index,
 
     QObjectPrivate *const sender_d = QObjectPrivate::get(s);
     if (signal_index < 0) {
-        for (uint i = 0; i < (sizeof sender_d->connectedSignals
-                              / sizeof sender_d->connectedSignals[0] ); ++i)
-            sender_d->connectedSignals[i] = ~0u;
-    } else if (signal_index < (int)sizeof sender_d->connectedSignals * 8) {
-        uint n = (signal_index / (8 * sizeof sender_d->connectedSignals[0]));
-        sender_d->connectedSignals[n] |= (1 << (signal_index - n * 8
-                                    * sizeof sender_d->connectedSignals[0]));
+        sender_d->connectedSignals = ~ulong(0);
+    } else if (signal_index < (int)sizeof(sender_d->connectedSignals) * 8) {
+        sender_d->connectedSignals |= ulong(1) << signal_index;
     }
 
     return true;
@@ -3201,15 +3196,9 @@ void QMetaObject::activate(QObject *sender, const QMetaObject *m, int local_sign
     computeOffsets(m, &signalOffset, &methodOffset);
 
     int signal_index = signalOffset + local_signal_index;
-    if (signal_index < (int)sizeof(sender->d_func()->connectedSignals) * 8
-        && !qt_signal_spy_callback_set.signal_begin_callback
-        && !qt_signal_spy_callback_set.signal_end_callback) {
-        uint n = (signal_index / (8 * sizeof sender->d_func()->connectedSignals[0]));
-        uint m = 1 << (signal_index - n * 8 * sizeof sender->d_func()->connectedSignals[0]);
-        if ((sender->d_func()->connectedSignals[n] & m) == 0)
-            // nothing connected to these signals, and no spy
-            return;
-    }
+
+    if (!sender->d_func()->isSignalConnected(signal_index))
+        return; // nothing connected to these signals, and no spy
 
     if (sender->d_func()->blockSig)
         return;
@@ -3370,28 +3359,6 @@ int QObjectPrivate::signalIndex(const char *signalName) const
     return relative_index + signalOffset;
 }
 
-/*! \internal
-
-  Returns true if the signal with index \a signal_index from object \a sender is connected.
-  Signals with indices above a certain range are always considered connected (see connectedSignals
-  in QObjectPrivate). If a signal spy is installed, all signals are considered connected.
-
-  \a signal_index must be the index returned by QObjectPrivate::signalIndex;
-*/
-bool QObjectPrivate::isSignalConnected(int signal_index) const
-{
-    if (signal_index < (int)sizeof(connectedSignals) * 8
-        && !qt_signal_spy_callback_set.signal_begin_callback
-        && !qt_signal_spy_callback_set.signal_end_callback) {
-        uint n = (signal_index / (8 * sizeof connectedSignals[0]));
-        uint m = 1 << (signal_index - n * 8 * sizeof connectedSignals[0]);
-        if ((connectedSignals[n] & m) == 0)
-            // nothing connected to these signals, and no spy
-            return false;
-    }
-    return true;
-}
-
 /*****************************************************************************
   Properties
  *****************************************************************************/
diff --git a/src/corelib/kernel/qobject_p.h b/src/corelib/kernel/qobject_p.h
index f087407..f899c78 100644
--- a/src/corelib/kernel/qobject_p.h
+++ b/src/corelib/kernel/qobject_p.h
@@ -172,7 +172,7 @@ public:
     }
 
     int signalIndex(const char *signalName) const;
-    bool isSignalConnected(int signalIdx) const;
+    inline bool isSignalConnected(int signalIdx) const;
 
 public:
     QString objectName;
@@ -183,7 +183,7 @@ public:
 
     Connection *senders;     // linked list of connections connected to this object
     Sender *currentSender;   // object currently activating the object
-    mutable quint32 connectedSignals[2];   // 64-bit, so doesn't cause padding on 64-bit platforms
+    mutable ulong connectedSignals;
 
 #ifdef QT3_SUPPORT
     QList<QObject *> pendingChildInsertedEvents;
@@ -205,6 +205,23 @@ public:
     int *deleteWatch;
 };
 
+/*! \internal
+
+  Returns true if the signal with index \a signal_index from object \a sender is connected.
+  Signals with indices above a certain range are always considered connected (see connectedSignals
+  in QObjectPrivate). If a signal spy is installed, all signals are considered connected.
+
+  \a signal_index must be the index returned by QObjectPrivate::signalIndex;
+*/
+inline bool QObjectPrivate::isSignalConnected(int signal_index) const
+{
+    return signal_index >= (int)sizeof(connectedSignals) * 8
+        || qt_signal_spy_callback_set.signal_begin_callback
+        || qt_signal_spy_callback_set.signal_end_callback
+        || (connectedSignals & (ulong(1) << signal_index));
+}
+
+
 inline void q_guard_addGuard(QGuard<QObject> *g)
 {
     QObjectPrivate *p = QObjectPrivate::get(g->o);
diff --git a/src/gui/graphicsview/qgraphicsitem.cpp b/src/gui/graphicsview/qgraphicsitem.cpp
index 34f42fb..1f87cd9 100644
--- a/src/gui/graphicsview/qgraphicsitem.cpp
+++ b/src/gui/graphicsview/qgraphicsitem.cpp
@@ -9441,9 +9441,11 @@ void QGraphicsTextItem::setDefaultTextColor(const QColor &col)
 {
     QTextControl *c = dd->textControl();
     QPalette pal = c->palette();
+    QColor old = pal.color(QPalette::Text);
     pal.setColor(QPalette::Text, col);
     c->setPalette(pal);
-    update();
+    if (old != col)
+        update();
 }
 
 /*!
diff --git a/src/openvg/qwindowsurface_vgegl.cpp b/src/openvg/qwindowsurface_vgegl.cpp
index 29d82c8..62871cf 100644
--- a/src/openvg/qwindowsurface_vgegl.cpp
+++ b/src/openvg/qwindowsurface_vgegl.cpp
@@ -200,6 +200,42 @@ static QEglContext *createContext(QPaintDevice *device)
     else
         eglSwapInterval(context->display(), 1);
 
+#ifdef EGL_RENDERABLE_TYPE
+    // Has the user specified an explicit EGL configuration to use?
+    QByteArray configId = qgetenv("QT_VG_EGL_CONFIG");
+    if (!configId.isEmpty()) {
+        EGLint cfgId = configId.toInt();
+        EGLint properties[] = {
+            EGL_CONFIG_ID, cfgId,
+            EGL_NONE
+        };
+        EGLint matching = 0;
+        EGLConfig cfg;
+        if (eglChooseConfig
+                    (context->display(), properties, &cfg, 1, &matching) &&
+                matching > 0) {
+            // Check that the selected configuration actually supports OpenVG
+            // and then create the context with it.
+            EGLint id = 0;
+            EGLint type = 0;
+            eglGetConfigAttrib
+                (context->display(), cfg, EGL_CONFIG_ID, &id);
+            eglGetConfigAttrib
+                (context->display(), cfg, EGL_RENDERABLE_TYPE, &type);
+            if (cfgId == id && (type & EGL_OPENVG_BIT) != 0) {
+                context->setConfig(cfg);
+                if (!context->createContext()) {
+                    delete context;
+                    return 0;
+                }
+                return context;
+            } else {
+                qWarning("QT_VG_EGL_CONFIG: %d is not a valid OpenVG configuration", int(cfgId));
+            }
+        }
+    }
+#endif
+
     // Choose an appropriate configuration for rendering into the device.
     QEglProperties configProps;
     configProps.setPaintDeviceFormat(device);
@@ -211,19 +247,19 @@ static QEglContext *createContext(QPaintDevice *device)
     configProps.setValue(EGL_ALPHA_MASK_SIZE, 1);
 #endif
 #ifdef EGL_VG_ALPHA_FORMAT_PRE_BIT
-    configProps.setValue(EGL_SURFACE_TYPE, EGL_WINDOW_BIT | EGL_PBUFFER_BIT |
+    configProps.setValue(EGL_SURFACE_TYPE, EGL_WINDOW_BIT |
                          EGL_VG_ALPHA_FORMAT_PRE_BIT);
     configProps.setRenderableType(QEgl::OpenVG);
     if (!context->chooseConfig(configProps)) {
         // Try again without the "pre" bit.
-        configProps.setValue(EGL_SURFACE_TYPE, EGL_WINDOW_BIT | EGL_PBUFFER_BIT);
+        configProps.setValue(EGL_SURFACE_TYPE, EGL_WINDOW_BIT);
         if (!context->chooseConfig(configProps)) {
             delete context;
             return 0;
         }
     }
 #else
-    configProps.setValue(EGL_SURFACE_TYPE, EGL_WINDOW_BIT | EGL_PBUFFER_BIT);
+    configProps.setValue(EGL_SURFACE_TYPE, EGL_WINDOW_BIT);
     configProps.setRenderableType(QEgl::OpenVG);
     if (!context->chooseConfig(configProps)) {
         delete context;