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
  ...

1 files changed, 28 insertions, 0 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);
 }