Merge branch '4.6-platform' into 4.6

6 files changed, 56 insertions, 9 deletions

diff --git a/examples/dialogs/findfiles/window.cpp b/examples/dialogs/findfiles/window.cpp
index f8fc00b..afe6399 100644
--- a/examples/dialogs/findfiles/window.cpp
+++ b/examples/dialogs/findfiles/window.cpp
@@ -243,7 +243,7 @@ void Window::openFileOfItem(int row, int /* column */)
 {
     QTableWidgetItem *item = filesTable->item(row, 0);
 
-    QDesktopServices::openUrl(currentDir.absoluteFilePath(item->text()));
+    QDesktopServices::openUrl(QUrl::fromLocalFile(currentDir.absoluteFilePath(item->text())));
 }
 
 //! [12]
diff --git a/examples/multitouch/pinchzoom/graphicsview.cpp b/examples/multitouch/pinchzoom/graphicsview.cpp
index 0c79073..00e620a 100644
--- a/examples/multitouch/pinchzoom/graphicsview.cpp
+++ b/examples/multitouch/pinchzoom/graphicsview.cpp
@@ -45,7 +45,7 @@
 #include <QTouchEvent>
 
 GraphicsView::GraphicsView(QGraphicsScene *scene, QWidget *parent)
-    : QGraphicsView(scene, parent)
+    : QGraphicsView(scene, parent), totalScaleFactor(1)
 {
     viewport()->setAttribute(Qt::WA_AcceptTouchEvents);
     setDragMode(ScrollHandDrag);
@@ -58,14 +58,24 @@ bool GraphicsView::viewportEvent(QEvent *event)
     case QEvent::TouchUpdate:
     case QEvent::TouchEnd:
     {
-        QList<QTouchEvent::TouchPoint> touchPoints = static_cast<QTouchEvent *>(event)->touchPoints();
+        QTouchEvent *touchEvent = static_cast<QTouchEvent *>(event);
+        QList<QTouchEvent::TouchPoint> touchPoints = touchEvent->touchPoints();
         if (touchPoints.count() == 2) {
             // determine scale factor
             const QTouchEvent::TouchPoint &touchPoint0 = touchPoints.first();
             const QTouchEvent::TouchPoint &touchPoint1 = touchPoints.last();
-            const qreal scaleFactor = QLineF(touchPoint0.pos(), touchPoint1.pos()).length()
-                                      / QLineF(touchPoint0.startPos(), touchPoint1.startPos()).length();
-            setTransform(QTransform().scale(scaleFactor, scaleFactor));
+            qreal currentScaleFactor =
+                    QLineF(touchPoint0.pos(), touchPoint1.pos()).length()
+                    / QLineF(touchPoint0.startPos(), touchPoint1.startPos()).length();
+            if (touchEvent->touchPointStates() & Qt::TouchPointReleased) {
+                // if one of the fingers is released, remember the current scale
+                // factor so that adding another finger later will continue zooming
+                // by adding new scale factor to the existing remembered value.
+                totalScaleFactor *= currentScaleFactor;
+                currentScaleFactor = 1;
+            }
+            setTransform(QTransform().scale(totalScaleFactor * currentScaleFactor,
+                                            totalScaleFactor * currentScaleFactor));
         }
         return true;
     }
diff --git a/examples/multitouch/pinchzoom/graphicsview.h b/examples/multitouch/pinchzoom/graphicsview.h
index c5195cd..81a115d 100644
--- a/examples/multitouch/pinchzoom/graphicsview.h
+++ b/examples/multitouch/pinchzoom/graphicsview.h
@@ -50,4 +50,7 @@ public:
     GraphicsView(QGraphicsScene *scene = 0, QWidget *parent = 0);
 
     bool viewportEvent(QEvent *event);
+
+private:
+    qreal totalScaleFactor;
 };
diff --git a/src/corelib/kernel/qeventdispatcher_win.cpp b/src/corelib/kernel/qeventdispatcher_win.cpp
index f2e66c5..3050b82 100644
--- a/src/corelib/kernel/qeventdispatcher_win.cpp
+++ b/src/corelib/kernel/qeventdispatcher_win.cpp
@@ -70,7 +70,8 @@ extern uint qGlobalPostedEventsCount();
 
 enum {
     WM_QT_SOCKETNOTIFIER = WM_USER,
-    WM_QT_SENDPOSTEDEVENTS = WM_USER + 1
+    WM_QT_SENDPOSTEDEVENTS = WM_USER + 1,
+    SendPostedEventsTimerId = ~1u
 };
 
 #if defined(Q_OS_WINCE)
@@ -470,7 +471,7 @@ LRESULT CALLBACK qt_internal_proc(HWND hwnd, UINT message, WPARAM wp, LPARAM lp)
         }
         return 0;
     } else if (message == WM_TIMER) {    
-        if (wp == ~1u) {
+        if (wp == SendPostedEventsTimerId) {
             KillTimer(d->internalHwnd, wp);
             int localSerialNumber = d->serialNumber;
             (void) d->wakeUps.fetchAndStoreRelease(0);
@@ -488,7 +489,14 @@ LRESULT CALLBACK qt_internal_proc(HWND hwnd, UINT message, WPARAM wp, LPARAM lp)
         if (GetQueueStatus(QS_INPUT | QS_RAWINPUT | QS_TIMER) != 0) {
             // delay the next pass of sendPostedEvents() until we get the special
             // WM_TIMER, which allows all pending Windows messages to be processed
-            SetTimer(d->internalHwnd, ~1u, 0, 0);
+            if (SetTimer(d->internalHwnd, SendPostedEventsTimerId, 0, 0) == 0) {
+                // failed to start the timer, oops, clear wakeUps in an attempt to keep things running
+                qErrnoWarning("Qt: INTERNAL ERROR: failed to start sendPostedEvents() timer");
+                d->wakeUps.fetchAndStoreRelease(0);
+            } else {
+                // SetTimer() succeeded, nothing to do now
+                ;
+            }
         } else {
             // nothing pending in the queue, let sendPostedEvents go through
             d->wakeUps.fetchAndStoreRelease(0);
diff --git a/tests/manual/windowflags/previewwindow.cpp b/tests/manual/windowflags/previewwindow.cpp
index 78f9fcb..31e8b3e 100644
--- a/tests/manual/windowflags/previewwindow.cpp
+++ b/tests/manual/windowflags/previewwindow.cpp
@@ -103,8 +103,18 @@ PreviewWindow::PreviewWindow(QWidget *parent)
     closeButton = new QPushButton(tr("&Close"));
     connect(closeButton, SIGNAL(clicked()), this, SLOT(close()));
 
+    showNormalButton = new QPushButton(tr("Show normal"));
+    connect(showNormalButton, SIGNAL(clicked()), this, SLOT(showNormal()));
+    showMaximizedButton = new QPushButton(tr("Show maximized"));
+    connect(showMaximizedButton, SIGNAL(clicked()), this, SLOT(showMaximized()));
+    showFullScreenButton = new QPushButton(tr("Show fullscreen"));
+    connect(showFullScreenButton, SIGNAL(clicked()), this, SLOT(showFullScreen()));
+
     QVBoxLayout *layout = new QVBoxLayout;
     layout->addWidget(textEdit);
+    layout->addWidget(showNormalButton);
+    layout->addWidget(showMaximizedButton);
+    layout->addWidget(showFullScreenButton);
     layout->addWidget(closeButton);
     setLayout(layout);
 
@@ -129,8 +139,18 @@ PreviewDialog::PreviewDialog(QWidget *parent)
     closeButton = new QPushButton(tr("&Close"));
     connect(closeButton, SIGNAL(clicked()), this, SLOT(close()));
 
+    showNormalButton = new QPushButton(tr("Show normal"));
+    connect(showNormalButton, SIGNAL(clicked()), this, SLOT(showNormal()));
+    showMaximizedButton = new QPushButton(tr("Show maximized"));
+    connect(showMaximizedButton, SIGNAL(clicked()), this, SLOT(showMaximized()));
+    showFullScreenButton = new QPushButton(tr("Show fullscreen"));
+    connect(showFullScreenButton, SIGNAL(clicked()), this, SLOT(showFullScreen()));
+
     QVBoxLayout *layout = new QVBoxLayout;
     layout->addWidget(textEdit);
+    layout->addWidget(showNormalButton);
+    layout->addWidget(showMaximizedButton);
+    layout->addWidget(showFullScreenButton);
     layout->addWidget(closeButton);
     setLayout(layout);
 
diff --git a/tests/manual/windowflags/previewwindow.h b/tests/manual/windowflags/previewwindow.h
index fdd21d7..fbf822b 100644
--- a/tests/manual/windowflags/previewwindow.h
+++ b/tests/manual/windowflags/previewwindow.h
@@ -62,6 +62,9 @@ public:
 private:
     QTextEdit *textEdit;
     QPushButton *closeButton;
+    QPushButton *showNormalButton;
+    QPushButton *showMaximizedButton;
+    QPushButton *showFullScreenButton;
 };
 
 class PreviewDialog : public QDialog
@@ -76,6 +79,9 @@ public:
 private:
     QTextEdit *textEdit;
     QPushButton *closeButton;
+    QPushButton *showNormalButton;
+    QPushButton *showMaximizedButton;
+    QPushButton *showFullScreenButton;
 };
 
 #endif