Merge remote-tracking branch 'origin/4.7' into qt-master-from-4.7

Conflicts:
	src/opengl/qwindowsurface_gl.cpp

13 files changed, 195 insertions, 50 deletions

diff --git a/src/gui/inputmethod/qcoefepinputcontext_s60.cpp b/src/gui/inputmethod/qcoefepinputcontext_s60.cpp
index 9d8dd41..41abe95 100644
--- a/src/gui/inputmethod/qcoefepinputcontext_s60.cpp
+++ b/src/gui/inputmethod/qcoefepinputcontext_s60.cpp
@@ -330,6 +330,23 @@ bool QCoeFepInputContext::symbianFilterEvent(QWidget *keyWidget, const QSymbianE
         // This should also happen for commands.
         reset();
 
+    if (event->type() == QSymbianEvent::WindowServerEvent
+        && event->windowServerEvent()
+        && event->windowServerEvent()->Type() == EEventWindowVisibilityChanged
+        && S60->splitViewLastWidget) {
+
+        QGraphicsView *gv = qobject_cast<QGraphicsView*>(S60->splitViewLastWidget);
+        const bool alwaysResize = (gv && gv->verticalScrollBarPolicy() != Qt::ScrollBarAlwaysOff);
+
+        if (alwaysResize) {
+            TUint visibleFlags = event->windowServerEvent()->VisibilityChanged()->iFlags;
+            if (visibleFlags & TWsVisibilityChangedEvent::EPartiallyVisible)
+                ensureFocusWidgetVisible(S60->splitViewLastWidget);
+            if (visibleFlags & TWsVisibilityChangedEvent::ENotVisible)
+                resetSplitViewWidget(true);
+        }
+    }
+
     return false;
 }
 
@@ -393,8 +410,11 @@ void QCoeFepInputContext::resetSplitViewWidget(bool keepInputWidget)
     windowToMove->setUpdatesEnabled(false);
 
     if (!alwaysResize) {
-        if (gv->scene()) {
-            if (gv->scene()->focusItem())
+        if (gv->scene() && gv->scene()->focusItem()) {
+            // Check if the widget contains cursorPositionChanged signal and disconnect from it.
+            QByteArray signal = QMetaObject::normalizedSignature(SIGNAL(cursorPositionChanged()));
+            int index = gv->scene()->focusItem()->toGraphicsObject()->metaObject()->indexOfSignal(signal.right(signal.length() - 1));
+            if (index != -1)
                 disconnect(gv->scene()->focusItem()->toGraphicsObject(), SIGNAL(cursorPositionChanged()), this, SLOT(translateInputWidget()));
             QGraphicsItem *rootItem;
             foreach (QGraphicsItem *item, gv->scene()->items()) {
@@ -484,6 +504,13 @@ void QCoeFepInputContext::ensureFocusWidgetVisible(QWidget *widget)
     // states getting changed.
 
     if (!moveWithinVisibleArea) {
+        // Check if the widget contains cursorPositionChanged signal and connect to it.
+        QByteArray signal = QMetaObject::normalizedSignature(SIGNAL(cursorPositionChanged()));
+        if (gv->scene() && gv->scene()->focusItem()) {
+            int index = gv->scene()->focusItem()->toGraphicsObject()->metaObject()->indexOfSignal(signal.right(signal.length() - 1));
+            if (index != -1)
+                connect(gv->scene()->focusItem()->toGraphicsObject(), SIGNAL(cursorPositionChanged()), this, SLOT(translateInputWidget()));
+        }
         S60->splitViewLastWidget = widget;
         m_splitViewPreviousWindowStates = windowToMove->windowState();
     }
@@ -520,13 +547,6 @@ void QCoeFepInputContext::ensureFocusWidgetVisible(QWidget *widget)
         }
         windowToMove->setUpdatesEnabled(true);
     } else {
-        if (!moveWithinVisibleArea) {
-            // Check if the widget contains cursorPositionChanged signal and connect to it.
-            const char *signal = QMetaObject::normalizedSignature(SIGNAL(cursorPositionChanged())).constData();
-            int index = gv->scene()->focusItem()->toGraphicsObject()->metaObject()->indexOfSignal(signal + 1);
-            if (index != -1)
-                connect(gv->scene()->focusItem()->toGraphicsObject(), SIGNAL(cursorPositionChanged()), this, SLOT(translateInputWidget()));
-        }
         translateInputWidget();
     }
 
diff --git a/src/gui/styles/qs60style.cpp b/src/gui/styles/qs60style.cpp
index 7a89478..ac897b5 100644
--- a/src/gui/styles/qs60style.cpp
+++ b/src/gui/styles/qs60style.cpp
@@ -3353,9 +3353,9 @@ bool QS60Style::event(QEvent *e)
 QIcon QS60Style::standardIconImplementation(StandardPixmap standardIcon,
     const QStyleOption *option, const QWidget *widget) const
 {
-    const int iconDimension = QS60StylePrivate::pixelMetric(PM_ToolBarIconSize);
-    const QRect iconSize = (!option) ? QRect(0, 0, iconDimension, iconDimension) : option->rect;
     QS60StyleEnums::SkinParts part;
+    qreal iconHeightMultiplier = 1.0;
+    qreal iconWidthMultiplier = 1.0;
     QS60StylePrivate::SkinElementFlags adjustedFlags;
     if (option)
         adjustedFlags = (option->state & State_Enabled || option->state == 0) ?
@@ -3364,15 +3364,20 @@ QIcon QS60Style::standardIconImplementation(StandardPixmap standardIcon,
 
     switch(standardIcon) {
         case SP_MessageBoxWarning:
+            // By default, S60 messagebox icons have 4:3 ratio. Value is from S60 LAF documentation.
+            iconHeightMultiplier = 1.33;
             part = QS60StyleEnums::SP_QgnNoteWarning;
             break;
         case SP_MessageBoxInformation:
+            iconHeightMultiplier = 1.33;
             part = QS60StyleEnums::SP_QgnNoteInfo;
             break;
         case SP_MessageBoxCritical:
+            iconHeightMultiplier = 1.33;
             part = QS60StyleEnums::SP_QgnNoteError;
             break;
         case SP_MessageBoxQuestion:
+            iconHeightMultiplier = 1.33;
             part = QS60StyleEnums::SP_QgnNoteQuery;
             break;
         case SP_ArrowRight:
@@ -3427,11 +3432,13 @@ QIcon QS60Style::standardIconImplementation(StandardPixmap standardIcon,
             adjustedFlags |= QS60StylePrivate::SF_PointEast;
             part = QS60StyleEnums::SP_QgnIndiSubmenu;
             break;
-
         default:
             return QCommonStyle::standardIconImplementation(standardIcon, option, widget);
     }
     const QS60StylePrivate::SkinElementFlags flags = adjustedFlags;
+    const int iconDimension = QS60StylePrivate::pixelMetric(PM_ToolBarIconSize);
+    const QRect iconSize = (!option) ? 
+        QRect(0, 0, iconDimension * iconWidthMultiplier, iconDimension * iconHeightMultiplier) : option->rect;
     const QPixmap cachedPixMap(QS60StylePrivate::cachedPart(part, iconSize.size(), 0, flags));
     return cachedPixMap.isNull() ?
         QCommonStyle::standardIconImplementation(standardIcon, option, widget) : QIcon(cachedPixMap);
diff --git a/src/gui/styles/qs60style_s60.cpp b/src/gui/styles/qs60style_s60.cpp
index c5149a3..64d2ad2 100644
--- a/src/gui/styles/qs60style_s60.cpp
+++ b/src/gui/styles/qs60style_s60.cpp
@@ -1402,6 +1402,7 @@ QPixmap QS60StylePrivate::backgroundTexture(bool skipCreation)
         if (m_background->width() != applicationRect.Width() ||
             m_background->height() != applicationRect.Height()) {
             delete m_background;
+            m_background = 0;
             createNewBackground = true;
         }
     }
diff --git a/src/opengl/gl2paintengineex/qpaintengineex_opengl2.cpp b/src/opengl/gl2paintengineex/qpaintengineex_opengl2.cpp
index a134078..ad77d7f 100644
--- a/src/opengl/gl2paintengineex/qpaintengineex_opengl2.cpp
+++ b/src/opengl/gl2paintengineex/qpaintengineex_opengl2.cpp
@@ -90,10 +90,6 @@
 
 QT_BEGIN_NAMESPACE
 
-#if defined(Q_OS_SYMBIAN)
-#define QT_GL_NO_SCISSOR_TEST
-#endif
-
 #if defined(Q_WS_WIN)
 extern Q_GUI_EXPORT bool qt_cleartype_enabled;
 #endif
diff --git a/src/opengl/opengl.pro b/src/opengl/opengl.pro
index b512146..5774bef 100644
--- a/src/opengl/opengl.pro
+++ b/src/opengl/opengl.pro
@@ -157,7 +157,7 @@ embedded {
 }
 
 symbian {
-    DEFINES += QGL_USE_TEXTURE_POOL
+    DEFINES += QGL_USE_TEXTURE_POOL QGL_NO_PRESERVED_SWAP
     SOURCES -= qpixmapdata_gl.cpp
     SOURCES += qgl_symbian.cpp \
                qpixmapdata_poolgl.cpp \
diff --git a/src/opengl/qgl_symbian.cpp b/src/opengl/qgl_symbian.cpp
index 78624a2..7caaabd 100644
--- a/src/opengl/qgl_symbian.cpp
+++ b/src/opengl/qgl_symbian.cpp
@@ -228,13 +228,20 @@ bool QGLContext::chooseContext(const QGLContext* shareContext) // almost same as
 
         d->eglSurface = QEgl::createSurface(device(), d->eglContext->config());
 
-#if !defined(QGL_NO_PRESERVED_SWAP)
-        eglGetError();  // Clear error state first.
-        eglSurfaceAttrib(QEgl::display(), d->eglSurface,
-                EGL_SWAP_BEHAVIOR, EGL_BUFFER_PRESERVED);
-        if (eglGetError() != EGL_SUCCESS) {
-            qWarning("QGLContext: could not enable preserved swap");
-        }
+    eglGetError();  // Clear error state first.
+
+#ifdef QGL_NO_PRESERVED_SWAP
+    eglSurfaceAttrib(QEgl::display(), d->eglSurface,
+            EGL_SWAP_BEHAVIOR, EGL_BUFFER_DESTROYED);
+
+    if (eglGetError() != EGL_SUCCESS)
+        qWarning("QGLContext: could not enable destroyed swap behaviour");
+#else
+    eglSurfaceAttrib(QEgl::display(), d->eglSurface,
+            EGL_SWAP_BEHAVIOR, EGL_BUFFER_PRESERVED);
+
+    if (eglGetError() != EGL_SUCCESS)
+        qWarning("QGLContext: could not enable preserved swap behaviour");
 #endif
 
         setWindowCreated(true);
diff --git a/src/opengl/qgltexturepool.cpp b/src/opengl/qgltexturepool.cpp
index 61a88c3..a5472ec 100644
--- a/src/opengl/qgltexturepool.cpp
+++ b/src/opengl/qgltexturepool.cpp
@@ -135,8 +135,11 @@ void QGLTexturePool::releaseTexture(QGLPixmapData *data, GLuint texture)
     if (data)
         removeFromLRU(data);
 
-    QGLShareContextScope ctx(qt_gl_share_widget()->context());
-    glDeleteTextures(1, &texture);
+    QGLWidget *shareWidget = qt_gl_share_widget();
+    if (shareWidget) {
+        QGLShareContextScope ctx(shareWidget->context());
+        glDeleteTextures(1, &texture);
+    }
 }
 
 void QGLTexturePool::useTexture(QGLPixmapData *data)
diff --git a/src/opengl/qwindowsurface_gl.cpp b/src/opengl/qwindowsurface_gl.cpp
index 2ccbc50..eae1c9b 100644
--- a/src/opengl/qwindowsurface_gl.cpp
+++ b/src/opengl/qwindowsurface_gl.cpp
@@ -493,6 +493,14 @@ void QGLWindowSurface::hijackWindow(QWidget *widget)
     }
     bool swapBehaviourPreserved = (ctx->d_func()->eglContext->configAttrib(EGL_SWAP_BEHAVIOR) != EGL_BUFFER_PRESERVED)
         || (ctx->d_func()->eglContext->configAttrib(EGL_SURFACE_TYPE)&EGL_SWAP_BEHAVIOR_PRESERVED_BIT);
+    if (ctx->d_func()->eglContext->configAttrib(EGL_SURFACE_TYPE)&EGL_SWAP_BEHAVIOR_PRESERVED_BIT) {
+        EGLint swapBehavior;
+        if (eglQuerySurface(ctx->d_func()->eglContext->display(), ctx->d_func()->eglSurface
+                            , EGL_SWAP_BEHAVIOR, &swapBehavior)) {
+            swapBehaviourPreserved = (swapBehavior == EGL_BUFFER_PRESERVED);
+        }
+    }
+
     if (!swapBehaviourPreserved && !haveNOKSwapRegion)
         d_ptr->partialUpdateSupport = false; // Force full-screen updates
     else
@@ -541,6 +549,7 @@ static void drawTexture(const QRectF &rect, GLuint tex_id, const QSize &texSize,
 void QGLWindowSurface::beginPaint(const QRegion &)
 {
     d_ptr->did_paint = true;
+    updateGeometry();
 
     if (!context())
         return;
@@ -912,14 +921,22 @@ void QGLWindowSurface::updateGeometry() {
         ctx->d_func()->eglSurface = QEgl::createSurface(ctx->device(),
                                            ctx->d_func()->eglContext->config());
 
-#if !defined(QGL_NO_PRESERVED_SWAP)
-        eglGetError();  // Clear error state first.
-        eglSurfaceAttrib(QEgl::display(), ctx->d_func()->eglSurface,
-                                    EGL_SWAP_BEHAVIOR, EGL_BUFFER_PRESERVED);
-        if (eglGetError() != EGL_SUCCESS) {
-            qWarning("QGLWindowSurface: could not restore preserved swap behaviour");
+        eglGetError();  // Clear error state.
+        if (hasPartialUpdateSupport()) {
+            eglSurfaceAttrib(ctx->d_func()->eglContext->display(),
+                                            ctx->d_func()->eglSurface,
+                                            EGL_SWAP_BEHAVIOR, EGL_BUFFER_PRESERVED);
+
+            if (eglGetError() != EGL_SUCCESS)
+                qWarning("QGLWindowSurface: could not enable preserved swap behaviour");
+        } else {
+            eglSurfaceAttrib(ctx->d_func()->eglContext->display(),
+                                            ctx->d_func()->eglSurface,
+                                            EGL_SWAP_BEHAVIOR, EGL_BUFFER_DESTROYED);
+
+            if (eglGetError() != EGL_SUCCESS)
+                qWarning("QGLWindowSurface: could not enable destroyed swap behaviour");
         }
-#endif
     }
 #endif
 
diff --git a/src/openvg/qpaintengine_vg.cpp b/src/openvg/qpaintengine_vg.cpp
index 44dceea..570adfd 100644
--- a/src/openvg/qpaintengine_vg.cpp
+++ b/src/openvg/qpaintengine_vg.cpp
@@ -3071,6 +3071,95 @@ static void drawVGImage(QVGPaintEnginePrivate *d,
     vgDrawImage(vgImg);
 }
 
+static void drawImageTiled(QVGPaintEnginePrivate *d,
+                           const QRectF &r,
+                           const QImage &image,
+                           const QRectF &sr = QRectF())
+{
+    const int minTileSize = 16;
+    int tileWidth = 512;
+    int tileHeight = tileWidth;
+
+    VGImageFormat tileFormat = qt_vg_image_to_vg_format(image.format());
+    VGImage tile = VG_INVALID_HANDLE;
+    QVGImagePool *pool = QVGImagePool::instance();
+    while (tile == VG_INVALID_HANDLE && tileWidth >= minTileSize) {
+        tile = pool->createPermanentImage(tileFormat, tileWidth, tileHeight,
+            VG_IMAGE_QUALITY_FASTER);
+        if (tile == VG_INVALID_HANDLE) {
+            tileWidth /= 2;
+            tileHeight /= 2;
+        }
+    }
+    if (tile == VG_INVALID_HANDLE) {
+        qWarning("drawImageTiled: Failed to create %dx%d tile, giving up", tileWidth, tileHeight);
+        return;
+    }
+
+    VGfloat opacityMatrix[20] = {
+        1.0f, 0.0f, 0.0f, 0.0f,
+        0.0f, 1.0f, 0.0f, 0.0f,
+        0.0f, 0.0f, 1.0f, 0.0f,
+        0.0f, 0.0f, 0.0f, d->opacity,
+        0.0f, 0.0f, 0.0f, 0.0f
+    };
+    VGImage tileWithOpacity = VG_INVALID_HANDLE;
+    if (d->opacity != 1) {
+        tileWithOpacity = pool->createPermanentImage(VG_sARGB_8888_PRE,
+            tileWidth, tileHeight, VG_IMAGE_QUALITY_FASTER);
+        if (tileWithOpacity == VG_INVALID_HANDLE)
+            qWarning("drawImageTiled: Failed to create extra tile, ignoring opacity");
+    }
+
+    QRect sourceRect = sr.toRect();
+    if (sourceRect.isNull())
+        sourceRect = QRect(0, 0, image.width(), image.height());
+
+    VGfloat scaleX = r.width() / sourceRect.width();
+    VGfloat scaleY = r.height() / sourceRect.height();
+
+    d->setImageOptions();
+
+    for (int y = sourceRect.y(); y < sourceRect.height(); y += tileHeight) {
+        int h = qMin(tileHeight, sourceRect.height() - y);
+        if (h < 1)
+            break;
+        for (int x = sourceRect.x(); x < sourceRect.width(); x += tileWidth) {
+            int w = qMin(tileWidth, sourceRect.width() - x);
+            if (w < 1)
+                break;
+
+            int bytesPerPixel = image.depth() / 8;
+            const uchar *sptr = image.constBits() + x * bytesPerPixel + y * image.bytesPerLine();
+            vgImageSubData(tile, sptr, image.bytesPerLine(), tileFormat, 0, 0, w, h);
+
+            QTransform transform(d->imageTransform);
+            transform.translate(r.x() + x, r.y() + y);
+            transform.scale(scaleX, scaleY);
+            d->setTransform(VG_MATRIX_IMAGE_USER_TO_SURFACE, transform);
+
+            VGImage actualTile = tile;
+            if (tileWithOpacity != VG_INVALID_HANDLE) {
+                vgColorMatrix(tileWithOpacity, actualTile, opacityMatrix);
+                if (w < tileWidth || h < tileHeight)
+                    actualTile = vgChildImage(tileWithOpacity, 0, 0, w, h);
+                else
+                    actualTile = tileWithOpacity;
+            } else if (w < tileWidth || h < tileHeight) {
+                actualTile = vgChildImage(tile, 0, 0, w, h);
+            }
+            vgDrawImage(actualTile);
+
+            if (actualTile != tile && actualTile != tileWithOpacity)
+                vgDestroyImage(actualTile);
+        }
+    }
+
+    vgDestroyImage(tile);
+    if (tileWithOpacity != VG_INVALID_HANDLE)
+        vgDestroyImage(tileWithOpacity);
+}
+
 // Used by qpixmapfilter_vg.cpp to draw filtered VGImage's.
 void qt_vg_drawVGImage(QPainter *painter, const QPointF& pos, VGImage vgImg)
 {
@@ -3170,7 +3259,7 @@ void QVGPaintEngine::drawPixmap(const QPointF &pos, const QPixmap &pm)
 
         vgpd->source.beginDataAccess();
         drawImage(pos, vgpd->source.imageRef());
-        vgpd->source.endDataAccess();
+        vgpd->source.endDataAccess(true);
     } else {
         drawImage(pos, *(pd->buffer()));
     }
@@ -3219,7 +3308,10 @@ void QVGPaintEngine::drawImage
         } else {
             // Monochrome images need to use the vgChildImage() path.
             vgImg = toVGImage(image, flags);
-            drawVGImage(d, r, vgImg, image.size(), sr);
+            if (vgImg == VG_INVALID_HANDLE)
+                drawImageTiled(d, r, image, sr);
+            else
+                drawVGImage(d, r, vgImg, image.size(), sr);
         }
     }
     vgDestroyImage(vgImg);
@@ -3246,7 +3338,10 @@ void QVGPaintEngine::drawImage(const QPointF &pos, const QImage &image)
     } else {
         vgImg = toVGImageWithOpacity(image, d->opacity);
     }
-    drawVGImage(d, pos, vgImg);
+    if (vgImg == VG_INVALID_HANDLE)
+        drawImageTiled(d, QRectF(pos, image.size()), image);
+    else
+        drawVGImage(d, pos, vgImg);
     vgDestroyImage(vgImg);
 }
 
diff --git a/src/plugins/audio/audio.pro b/src/plugins/audio/audio.pro
deleted file mode 100644
index b7a775b..0000000
--- a/src/plugins/audio/audio.pro
+++ /dev/null
@@ -1,3 +0,0 @@
-TEMPLATE = subdirs
-SUBDIRS =
-
diff --git a/src/plugins/bearer/icd/dbusdispatcher.cpp b/src/plugins/bearer/icd/dbusdispatcher.cpp
index 13cd8a9..a317cb4 100644
--- a/src/plugins/bearer/icd/dbusdispatcher.cpp
+++ b/src/plugins/bearer/icd/dbusdispatcher.cpp
@@ -194,18 +194,21 @@ static bool appendVariantToDBusMessage(const QVariant& argument,
                                            &int32_data);
             break;
 
-        case QVariant::String:
-            str_data = argument.toString().toLatin1().data();
+        case QVariant::String: {
+            QByteArray data = argument.toString().toLatin1();
+            str_data = data.data();
             dbus_message_iter_append_basic(dbus_iter, DBUS_TYPE_STRING,
                                            &str_data);
             break;
+        }
 
         case QVariant::StringList:
             str_list = argument.toStringList();
             dbus_message_iter_open_container(dbus_iter, DBUS_TYPE_ARRAY,
                                              "s", &array_iter);
             for (idx = 0; idx < str_list.size(); idx++) {
-                str_data = str_list.at(idx).toLatin1().data();
+                QByteArray data = str_list.at(idx).toLatin1();
+                str_data = data.data();
                 dbus_message_iter_append_basic(&array_iter,
                                                DBUS_TYPE_STRING,
                                                &str_data);
diff --git a/src/plugins/bearer/icd/qnetworksession_impl.cpp b/src/plugins/bearer/icd/qnetworksession_impl.cpp
index af5d85e..94a6c81 100644
--- a/src/plugins/bearer/icd/qnetworksession_impl.cpp
+++ b/src/plugins/bearer/icd/qnetworksession_impl.cpp
@@ -621,21 +621,21 @@ static QString get_network_interface()
     if (ret == 0) {
 	/* No results */
 #ifdef BEARER_MANAGEMENT_DEBUG
-	qDebug() << "Cannot get addrinfo from icd, are you connected or is icd running?";
+        qDebug() << "Cannot get addrinfo from icd, are you connected or is icd running?";
 #endif
-	return iface;
+        return iface;
     }
 
     if (addr_results.first().ip_info.isEmpty())
-	return QString();
+        return QString();
 
-    const char *address = addr_results.first().ip_info.first().address.toAscii().constData();
+    QByteArray data = addr_results.first().ip_info.first().address.toAscii();
     struct in_addr addr;
-    if (inet_aton(address, &addr) == 0) {
+    if (inet_aton(data.constData(), &addr) == 0) {
 #ifdef BEARER_MANAGEMENT_DEBUG
-	qDebug() << "address" << address << "invalid";
+        qDebug() << "address" << data.constData() << "invalid";
 #endif
-	return iface;
+        return iface;
     }
 
     struct ifaddrs *ifaddr, *ifa;
diff --git a/src/plugins/plugins.pro b/src/plugins/plugins.pro
index 3e7da0e..7479d2f 100644
--- a/src/plugins/plugins.pro
+++ b/src/plugins/plugins.pro
@@ -13,6 +13,5 @@ embedded:SUBDIRS *=  gfxdrivers decorations mousedrivers kbddrivers
 !symbian:!contains(QT_CONFIG, no-gui):SUBDIRS += accessible
 symbian:SUBDIRS += s60
 contains(QT_CONFIG, phonon): SUBDIRS *= phonon
-contains(QT_CONFIG, multimedia): SUBDIRS *= audio
 qpa:SUBDIRS += platforms
 contains(QT_CONFIG, declarative): SUBDIRS *= qmltooling