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

* '4.7' of scm.dev.nokia.troll.no:qt/oslo-staging-1: (25 commits)
  run depend_command even if the binary has no absolute path
  fix scaleFactor/totalScaleFactor in QPinchGestureRecognizer
  Added velocity property to the QPanGesture.
  Changed the speed property on QSwipeGesture to velocity
  fix typos in comment
  unbreak test
  Don't add generic subdirs project twice.
  Remove debug, quiet warnings.
  Fix memory leaks and valgrind errors.
  QStroker: Fix erroneous SvgMiterJoin behavior for parallel lines
  Revert "Properly implement qobject_cast for const pointers."
  Bearer management: Fix compilation with namespace.
  fetch next token after class definition opening
  delay next token fetching when opening namespace
  don't let operator overloads confuse us
  don't try to show source when no locations are given
  Implement a private API for setting title widgets
  Fix the bug for QSettings on Windows, to store qint32/quint32, qint64/quint64 in Windows registry.
  fix CRLF
  Added private API to install an x11EventFilter
  ...

7 files changed, 61 insertions, 17 deletions

diff --git a/src/gui/kernel/qapplication_x11.cpp b/src/gui/kernel/qapplication_x11.cpp
index 7495f6d..e7b7ed8 100644
--- a/src/gui/kernel/qapplication_x11.cpp
+++ b/src/gui/kernel/qapplication_x11.cpp
@@ -400,11 +400,39 @@ QTabletDeviceDataList *qt_tablet_devices()
 extern bool qt_tabletChokeMouse;
 #endif
 
+typedef bool(*QX11FilterFunction)(XEvent *event);
+
+Q_GLOBAL_STATIC(QList<QX11FilterFunction>, x11Filters)
+
+Q_GUI_EXPORT void qt_installX11EventFilter(QX11FilterFunction func)
+{
+    Q_ASSERT(func);
+
+    if (QList<QX11FilterFunction> *list = x11Filters())
+        list->append(func);
+}
+
+Q_GUI_EXPORT void qt_removeX11EventFilter(QX11FilterFunction func)
+{
+    Q_ASSERT(func);
+
+    if (QList<QX11FilterFunction> *list = x11Filters())
+        list->removeOne(func);
+}
+
+
 static bool qt_x11EventFilter(XEvent* ev)
 {
     long unused;
     if (qApp->filterEvent(ev, &unused))
         return true;
+    if (const QList<QX11FilterFunction> *list = x11Filters()) {
+        for (QList<QX11FilterFunction>::const_iterator it = list->constBegin(); it != list->constEnd(); ++it) {
+            if ((*it)(ev))
+                return true;
+        }
+    }
+
     return qApp->x11EventFilter(ev);
 }
 
diff --git a/src/gui/kernel/qgesture.cpp b/src/gui/kernel/qgesture.cpp
index 13274c4..5725a22 100644
--- a/src/gui/kernel/qgesture.cpp
+++ b/src/gui/kernel/qgesture.cpp
@@ -775,4 +775,6 @@ int QTapAndHoldGesturePrivate::Timeout = 700; // in ms
 
 QT_END_NAMESPACE
 
+#include <moc_qgesture.cpp>
+
 #endif // QT_NO_GESTURES
diff --git a/src/gui/kernel/qgesture.h b/src/gui/kernel/qgesture.h
index dcb0264..2e279b0 100644
--- a/src/gui/kernel/qgesture.h
+++ b/src/gui/kernel/qgesture.h
@@ -112,6 +112,8 @@ class Q_GUI_EXPORT QPanGesture : public QGesture
     Q_PROPERTY(QPointF offset READ offset WRITE setOffset)
     Q_PROPERTY(QPointF delta READ delta STORED false)
     Q_PROPERTY(qreal acceleration READ acceleration WRITE setAcceleration)
+    Q_PRIVATE_PROPERTY(QPanGesture::d_func(), qreal horizontalVelocity READ horizontalVelocity WRITE setHorizontalVelocity)
+    Q_PRIVATE_PROPERTY(QPanGesture::d_func(), qreal verticalVelocity READ verticalVelocity WRITE setVerticalVelocity)
 
 public:
     QPanGesture(QObject *parent = 0);
@@ -210,6 +212,7 @@ class Q_GUI_EXPORT QSwipeGesture : public QGesture
     Q_PROPERTY(SwipeDirection horizontalDirection READ horizontalDirection STORED false)
     Q_PROPERTY(SwipeDirection verticalDirection READ verticalDirection STORED false)
     Q_PROPERTY(qreal swipeAngle READ swipeAngle WRITE setSwipeAngle)
+    Q_PRIVATE_PROPERTY(QSwipeGesture::d_func(), qreal velocity READ velocity WRITE setVelocity)
 
 public:
     enum SwipeDirection { NoDirection, Left, Right, Up, Down };
diff --git a/src/gui/kernel/qgesture_p.h b/src/gui/kernel/qgesture_p.h
index 29b923e..e8f8fe3 100644
--- a/src/gui/kernel/qgesture_p.h
+++ b/src/gui/kernel/qgesture_p.h
@@ -88,14 +88,21 @@ class QPanGesturePrivate : public QGesturePrivate
 
 public:
     QPanGesturePrivate()
-        : acceleration(0)
+        : acceleration(0), xVelocity(0), yVelocity(0)
     {
     }
 
+    qreal horizontalVelocity() const { return xVelocity; }
+    void setHorizontalVelocity(qreal value) { xVelocity = value; }
+    qreal verticalVelocity() const { return yVelocity; }
+    void setVerticalVelocity(qreal value) { yVelocity = value; }
+
     QPointF lastOffset;
     QPointF offset;
     QPoint startPosition;
     qreal acceleration;
+    qreal xVelocity;
+    qreal yVelocity;
 };
 
 class QPinchGesturePrivate : public QGesturePrivate
@@ -105,7 +112,7 @@ class QPinchGesturePrivate : public QGesturePrivate
 public:
     QPinchGesturePrivate()
         : totalChangeFlags(0), changeFlags(0),
-          totalScaleFactor(0), lastScaleFactor(0), scaleFactor(0),
+          totalScaleFactor(1), lastScaleFactor(1), scaleFactor(1),
           totalRotationAngle(0), lastRotationAngle(0), rotationAngle(0),
           isNewSequence(true)
     {
@@ -139,17 +146,20 @@ public:
         : horizontalDirection(QSwipeGesture::NoDirection),
           verticalDirection(QSwipeGesture::NoDirection),
           swipeAngle(0),
-          started(false), speed(0)
+          started(false), velocityValue(0),
     {
     }
 
+    qreal velocity() const { return velocityValue; }
+    void setVelocity(qreal value) { velocityValue = value; }
+
     QSwipeGesture::SwipeDirection horizontalDirection;
     QSwipeGesture::SwipeDirection verticalDirection;
     qreal swipeAngle;
 
     QPoint lastPositions[3];
     bool started;
-    qreal speed;
+    qreal velocityValue;
     QElapsedTimer time;
 };
 
diff --git a/src/gui/kernel/qgesturemanager.cpp b/src/gui/kernel/qgesturemanager.cpp
index 5c80340..6dd8127 100644
--- a/src/gui/kernel/qgesturemanager.cpp
+++ b/src/gui/kernel/qgesturemanager.cpp
@@ -184,7 +184,7 @@ void QGestureManager::cleanupCachedGestures(QObject *target, Qt::GestureType typ
 // get or create a QGesture object that will represent the state for a given object, used by the recognizer
 QGesture *QGestureManager::getState(QObject *object, QGestureRecognizer *recognizer, Qt::GestureType type)
 {
-    // if the widget is being deleted we should be carefull and not to
+    // if the widget is being deleted we should be careful not to
     // create a new state, as it will create QWeakPointer which doesnt work
     // from the destructor.
     if (object->isWidgetType()) {
diff --git a/src/gui/kernel/qstandardgestures.cpp b/src/gui/kernel/qstandardgestures.cpp
index 127e150..893ba2b 100644
--- a/src/gui/kernel/qstandardgestures.cpp
+++ b/src/gui/kernel/qstandardgestures.cpp
@@ -199,6 +199,7 @@ QGestureRecognizer::Result QPinchGestureRecognizer::recognize(QGesture *state,
                 d->startPosition[1] = p2.screenPos();
             }
             QLineF line(p1.screenPos(), p2.screenPos());
+            QLineF lastLine(p1.lastScreenPos(),  p2.lastScreenPos());
             QLineF tmp(line);
             tmp.setLength(line.length() / 2.);
             QPointF centerPoint = tmp.p2();
@@ -207,16 +208,15 @@ QGestureRecognizer::Result QPinchGestureRecognizer::recognize(QGesture *state,
             d->centerPoint = centerPoint;
             d->changeFlags |= QPinchGesture::CenterPointChanged;
 
-            const qreal scaleFactor =
-                    QLineF(p1.screenPos(), p2.screenPos()).length()
-                    / QLineF(d->startPosition[0],  d->startPosition[1]).length();
+            const qreal scaleFactor = line.length() / lastLine.length();
+
             if (d->isNewSequence) {
                 d->lastScaleFactor = scaleFactor;
             } else {
                 d->lastScaleFactor = d->scaleFactor;
             }
             d->scaleFactor = scaleFactor;
-            d->totalScaleFactor += d->scaleFactor - d->lastScaleFactor;
+            d->totalScaleFactor = d->totalScaleFactor * scaleFactor;
             d->changeFlags |= QPinchGesture::ScaleFactorChanged;
 
             qreal angle = QLineF(p1.screenPos(), p2.screenPos()).angle();
@@ -266,7 +266,7 @@ void QPinchGestureRecognizer::reset(QGesture *state)
     d->totalChangeFlags = d->changeFlags = 0;
 
     d->startCenterPoint = d->lastCenterPoint = d->centerPoint = QPointF();
-    d->totalScaleFactor = d->lastScaleFactor = d->scaleFactor = 0;
+    d->totalScaleFactor = d->lastScaleFactor = d->scaleFactor = 1;
     d->totalRotationAngle = d->lastRotationAngle = d->rotationAngle = 0;
 
     d->isNewSequence = true;
@@ -304,7 +304,7 @@ QGestureRecognizer::Result QSwipeGestureRecognizer::recognize(QGesture *state,
 
     switch (event->type()) {
     case QEvent::TouchBegin: {
-        d->speed = 1;
+        d->velocityValue = 1;
         d->time.start();
         d->started = true;
         result = QGestureRecognizer::MayBeGesture;
@@ -345,7 +345,7 @@ QGestureRecognizer::Result QSwipeGestureRecognizer::recognize(QGesture *state,
             int elapsedTime = d->time.restart();
             if (!elapsedTime)
                 elapsedTime = 1;
-            d->speed = 0.9 * d->speed + distance / elapsedTime;
+            d->velocityValue = 0.9 * d->velocityValue + distance / elapsedTime;
             d->swipeAngle = QLineF(p1.startScreenPos(), p1.screenPos()).angle();
 
             static const int MoveThreshold = 50;
@@ -407,7 +407,7 @@ void QSwipeGestureRecognizer::reset(QGesture *state)
 
     d->lastPositions[0] = d->lastPositions[1] = d->lastPositions[2] = QPoint();
     d->started = false;
-    d->speed = 0;
+    d->velocityValue = 0;
     d->time.invalidate();
 
     QGestureRecognizer::reset(state);
diff --git a/src/gui/kernel/qwidget_mac.mm b/src/gui/kernel/qwidget_mac.mm
index 1979c84..159c45d 100644
--- a/src/gui/kernel/qwidget_mac.mm
+++ b/src/gui/kernel/qwidget_mac.mm
@@ -2375,7 +2375,8 @@ void QWidgetPrivate::recreateMacWindow()
     HIViewRemoveFromSuperview(myView);
     determineWindowClass();
     createWindow_sys();
-    if (QMainWindowLayout *mwl = qobject_cast<QMainWindowLayout *>(q->layout())) {
+
+    if (QMainWindowLayout *mwl = qt_mainwindow_layout(qobject_cast<QMainWindow *>(q))) {
         mwl->updateHIToolBarStatus();
     }
 
@@ -2912,7 +2913,7 @@ void QWidgetPrivate::setParent_sys(QWidget *parent, Qt::WindowFlags f)
             // We do this down below for wasCreated, so avoid doing this twice
             // (only for performance, it gets called a lot anyway).
             if (!wasCreated) {
-                if (QMainWindowLayout *mwl = qobject_cast<QMainWindowLayout *>(q->layout())) {
+                if (QMainWindowLayout *mwl = qt_mainwindow_layout(qobject_cast<QMainWindow *>(q))) {
                     mwl->updateHIToolBarStatus();
                 }
             }
@@ -2937,7 +2938,7 @@ void QWidgetPrivate::setParent_sys(QWidget *parent, Qt::WindowFlags f)
         // If we were a unified window, We just transfered our toolbars out of the unified toolbar.
         // So redo the status one more time. It apparently is not an issue with Cocoa.
         if (q->isWindow()) {
-            if (QMainWindowLayout *mwl = qobject_cast<QMainWindowLayout *>(q->layout())) {
+            if (QMainWindowLayout *mwl = qt_mainwindow_layout(qobject_cast<QMainWindow *>(q))) {
                 mwl->updateHIToolBarStatus();
             }
         }
@@ -5138,7 +5139,7 @@ void QWidgetPrivate::macUpdateMetalAttribute()
             return;
         recreateMacWindow();
 #else
-        QMainWindowLayout *layout = qobject_cast<QMainWindowLayout *>(q->layout());
+        QMainWindowLayout *layout = qt_mainwindow_layout(qobject_cast<QMainWindow *>(q));
         if (q->testAttribute(Qt::WA_MacBrushedMetal)) {
             if (layout)
                 layout->updateHIToolBarStatus();