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: (55 commits)
  Fix symbian-abld build failure with bearer plugins
  remove certificate bundle
  make QSslSocket::systemCaCertificates() use system certs
  Adjusted RegExp in QSslCertificate::fromPath()
  Fix QSystemTrayIcon::supportsMessages() on Windows
  Use NIM_SETVERSION to get the latest behavior
  Cleanup obsolete stuff
  doc: Added DITA XML generator
  Fixed a broken merge.
  Changed the way we detect touch screen on Windows.
  Fixed error deploying qsymbianbearer.qtplugin on Symbian.
  Revert "Attempt to fix build failure on Symbian."
  Attempt to fix build failure on Symbian.
  Replaced redundant "!contains" scopes in "contains(A, B) {...} !contains(A, B) {...}" constructions with "else"
  Updated leading whitespace to make indentation more consistent
  Updated project files so it is now possible to use "-system-zlib" configuration option on Windows and Symbian platforms.
  make postgresql support sensitive to PSQL_LIBS
  support for cross building Qt for MinGW (win32-g++) on Unix
  use "win32-g++*" scope to match all MinGW makespecs
  Demos: Fix compilation with namespace.
  ...

23 files changed, 164 insertions, 181 deletions

diff --git a/src/gui/graphicsview/qgraphicsscene.cpp b/src/gui/graphicsview/qgraphicsscene.cpp
index 7b0722e..6c5623e 100644
--- a/src/gui/graphicsview/qgraphicsscene.cpp
+++ b/src/gui/graphicsview/qgraphicsscene.cpp
@@ -6100,8 +6100,15 @@ void QGraphicsScenePrivate::gestureEventHandler(QGestureEvent *event)
                     if (ev.isAccepted() || ev.isAccepted(g)) {
                         conflictedGestures.remove(g);
                         // mark the item as a gesture target
-                        if (item)
+                        if (item) {
                             gestureTargets.insert(g, item.data());
+                            QHash<QGraphicsObject *, QSet<QGesture *> >::iterator it, e;
+                            it = cachedItemGestures.begin();
+                            e = cachedItemGestures.end();
+                            for(; it != e; ++it)
+                                it.value().remove(g);
+                            cachedItemGestures[item.data()].insert(g);
+                        }
                         DEBUG() << "QGraphicsScenePrivate::gestureEventHandler:"
                                 << "override was accepted:"
                                 << g << item.data();
diff --git a/src/gui/image/image.pri b/src/gui/image/image.pri
index 8d75fdd..c4eac95 100644
--- a/src/gui/image/image.pri
+++ b/src/gui/image/image.pri
@@ -93,12 +93,12 @@ SOURCES += \
     SOURCES += image/qpnghandler.cpp
 
     contains(QT_CONFIG, system-png) {
-        unix:LIBS_PRIVATE  += -lpng
-        win32:LIBS += libpng.lib
+        unix|win32-g++*:LIBS_PRIVATE  += -lpng
+        win32:!win32-g++*:LIBS += libpng.lib
     } else {
 	DEFINES *= QT_USE_BUNDLED_LIBPNG
         !isEqual(QT_ARCH, i386):!isEqual(QT_ARCH, x86_64):DEFINES += PNG_NO_ASSEMBLER_CODE
-        INCLUDEPATH  += ../3rdparty/libpng ../3rdparty/zlib
+        INCLUDEPATH += ../3rdparty/libpng
         SOURCES += ../3rdparty/libpng/png.c \
           ../3rdparty/libpng/pngerror.c \
           ../3rdparty/libpng/pngget.c \
@@ -114,6 +114,14 @@ SOURCES += \
           ../3rdparty/libpng/pngwrite.c \
           ../3rdparty/libpng/pngwtran.c \
           ../3rdparty/libpng/pngwutil.c
+
+        contains(QT_CONFIG, system-zlib) {
+            symbian:LIBS_PRIVATE += -llibz
+            else:if(unix|win32-g++*):LIBS_PRIVATE += -lz
+            else:LIBS += zdll.lib
+        } else {
+            INCLUDEPATH  += ../3rdparty/zlib
+        }
     }
 } else {
     DEFINES *= QT_NO_IMAGEFORMAT_PNG
diff --git a/src/gui/image/qpixmap.cpp b/src/gui/image/qpixmap.cpp
index 20e4b50..fd2c139 100644
--- a/src/gui/image/qpixmap.cpp
+++ b/src/gui/image/qpixmap.cpp
@@ -1766,6 +1766,9 @@ QPixmap QPixmap::transformed(const QMatrix &matrix, Qt::TransformationMode mode)
     function returns the actual matrix used for transforming the
     pixmap.
 
+    \note When using the native X11 graphics system, the pixmap
+    becomes invalid when the QApplication instance is destroyed.
+
     \sa QBitmap, QImage, QImageReader, QImageWriter
 */
 
diff --git a/src/gui/image/qpixmap_x11.cpp b/src/gui/image/qpixmap_x11.cpp
index 6bebefc..e8dc5ae 100644
--- a/src/gui/image/qpixmap_x11.cpp
+++ b/src/gui/image/qpixmap_x11.cpp
@@ -1250,10 +1250,8 @@ void QX11PixmapData::release()
     pengine = 0;
 
     if (!X11) {
-#ifndef QT_NO_DEBUG
-        qWarning("~QX11PixmapData(): QPixmap objects must be destroyed before the QApplication"
-                 " object, otherwise the native pixmap object will be leaked.");
-#endif
+        // At this point, the X server will already have freed our resources,
+        // so there is nothing to do.
         return;
     }
 
diff --git a/src/gui/kernel/qapplication.cpp b/src/gui/kernel/qapplication.cpp
index 52767b8..1680ef4 100644
--- a/src/gui/kernel/qapplication.cpp
+++ b/src/gui/kernel/qapplication.cpp
@@ -5313,6 +5313,7 @@ void QApplication::setInputContext(QInputContext *inputContext)
     }
     delete QApplicationPrivate::inputContext;
     QApplicationPrivate::inputContext = inputContext;
+    QApplicationPrivate::inputContext->setParent(this);
 }
 
 /*!
diff --git a/src/gui/kernel/qapplication_win.cpp b/src/gui/kernel/qapplication_win.cpp
index 09535fa..0edb8fb 100644
--- a/src/gui/kernel/qapplication_win.cpp
+++ b/src/gui/kernel/qapplication_win.cpp
@@ -118,8 +118,6 @@ extern void qt_wince_hide_taskbar(HWND hwnd); //defined in qguifunctions_wince.c
 #  include <winable.h>
 #endif
 
-#include "private/qwinnativepangesturerecognizer_win_p.h"
-
 #ifndef WM_TOUCH
 #  define WM_TOUCH 0x0240
 
@@ -4066,36 +4064,9 @@ PtrCloseTouchInputHandle QApplicationPrivate::CloseTouchInputHandle = 0;
 
 void QApplicationPrivate::initializeMultitouch_sys()
 {
-    static const IID QT_IID_IInkTablets = {0x112086D9, 0x7779, 0x4535, {0xA6, 0x99, 0x86, 0x2B, 0x43, 0xAC, 0x18, 0x63} };
-    static const IID QT_IID_IInkTablet2 = {0x90c91ad2, 0xfa36, 0x49d6, {0x95, 0x16, 0xce, 0x8d, 0x57, 0x0f, 0x6f, 0x85} };
-    static const CLSID QT_CLSID_InkTablets = {0x6E4FCB12, 0x510A, 0x4d40, {0x93, 0x04, 0x1D, 0xA1, 0x0A, 0xE9, 0x14, 0x7C} };
-
-    IInkTablets *iInkTablets = 0;
-    HRESULT hr = CoCreateInstance(QT_CLSID_InkTablets, NULL, CLSCTX_ALL, QT_IID_IInkTablets, (void**)&iInkTablets);
-    if (SUCCEEDED(hr)) {
-        long count = 0;
-        iInkTablets->get_Count(&count);
-        for (long i = 0; i < count; ++i) {
-            IInkTablet *iInkTablet = 0;
-            hr = iInkTablets->Item(i, &iInkTablet);
-            if (FAILED(hr))
-                continue;
-            IInkTablet2 *iInkTablet2 = 0;
-            hr = iInkTablet->QueryInterface(QT_IID_IInkTablet2, (void**)&iInkTablet2);
-            iInkTablet->Release();
-            if (FAILED(hr))
-                continue;
-            TabletDeviceKind kind;
-            hr = iInkTablet2->get_DeviceKind(&kind);
-            iInkTablet2->Release();
-            if (FAILED(hr))
-                continue;
-            if (kind == TDK_Touch) {
-                QApplicationPrivate::HasTouchSupport = true;
-                break;
-            }
-        }
-        iInkTablets->Release();
+    if (QSysInfo::windowsVersion() >= QSysInfo::WV_WINDOWS7) {
+        static const int QT_SM_DIGITIZER = 94;
+        QApplicationPrivate::HasTouchSupport = GetSystemMetrics(QT_SM_DIGITIZER);
     }
 
     QLibrary library(QLatin1String("user32"));
diff --git a/src/gui/kernel/qgesturemanager.cpp b/src/gui/kernel/qgesturemanager.cpp
index 2af031b..e43a560 100644
--- a/src/gui/kernel/qgesturemanager.cpp
+++ b/src/gui/kernel/qgesturemanager.cpp
@@ -286,6 +286,9 @@ bool QGestureManager::filterEventThroughContexts(const QMultiMap<QObject *,
     // check if a running gesture switched back to maybe state
     QSet<QGesture *> activeToMaybeGestures = m_activeGestures & newMaybeGestures;
 
+    // check if a maybe gesture switched to canceled - reset it but don't send an event
+    QSet<QGesture *> maybeToCanceledGestures = m_maybeGestures & notGestures;
+
     // check if a running gesture switched back to not gesture state,
     // i.e. were canceled
     QSet<QGesture *> canceledGestures = m_activeGestures & notGestures;
@@ -345,7 +348,8 @@ bool QGestureManager::filterEventThroughContexts(const QMultiMap<QObject *,
                 << "\n\tstarted:" << startedGestures
                 << "\n\ttriggered:" << triggeredGestures
                 << "\n\tfinished:" << finishedGestures
-                << "\n\tcanceled:" << canceledGestures;
+                << "\n\tcanceled:" << canceledGestures
+                << "\n\tmaybe-canceled:" << maybeToCanceledGestures;
     }
 
     QSet<QGesture *> undeliveredGestures;
@@ -366,7 +370,7 @@ bool QGestureManager::filterEventThroughContexts(const QMultiMap<QObject *,
 
     // reset gestures that ended
     QSet<QGesture *> endedGestures =
-            finishedGestures + canceledGestures + undeliveredGestures;
+            finishedGestures + canceledGestures + undeliveredGestures + maybeToCanceledGestures;
     foreach (QGesture *gesture, endedGestures) {
         recycle(gesture);
         m_gestureTargets.remove(gesture);
diff --git a/src/gui/kernel/qstandardgestures.cpp b/src/gui/kernel/qstandardgestures.cpp
index 6960838..8a3e89e 100644
--- a/src/gui/kernel/qstandardgestures.cpp
+++ b/src/gui/kernel/qstandardgestures.cpp
@@ -112,6 +112,7 @@ QGestureRecognizer::Result QPanGestureRecognizer::recognize(QGesture *state,
                           p1.pos().y() - p1.startPos().y() + p2.pos().y() - p2.startPos().y()) / 2;
             if (d->offset.x() > 10  || d->offset.y() > 10 ||
                 d->offset.x() < -10 || d->offset.y() < -10) {
+                q->setHotSpot(p1.startScreenPos());
                 result = QGestureRecognizer::TriggerGesture;
             } else {
                 result = QGestureRecognizer::MayBeGesture;
@@ -441,6 +442,7 @@ QGestureRecognizer::Result QTapGestureRecognizer::recognize(QGesture *state,
     switch (event->type()) {
     case QEvent::TouchBegin: {
         d->position = ev->touchPoints().at(0).pos();
+        q->setHotSpot(ev->touchPoints().at(0).screenPos());
         result = QGestureRecognizer::TriggerGesture;
         break;
     }
@@ -523,6 +525,7 @@ QTapAndHoldGestureRecognizer::recognize(QGesture *state, QObject *object,
         if (d->timerId)
             q->killTimer(d->timerId);
         d->timerId = q->startTimer(TimerInterval);
+        q->setHotSpot(ev->touchPoints().at(0).startScreenPos());
         result = QGestureRecognizer::TriggerGesture;
         break;
     case QEvent::TouchEnd:
diff --git a/src/gui/kernel/qwidget.cpp b/src/gui/kernel/qwidget.cpp
index 492954a..dd568cd 100644
--- a/src/gui/kernel/qwidget.cpp
+++ b/src/gui/kernel/qwidget.cpp
@@ -380,6 +380,8 @@ void QWidget::setInputContext(QInputContext *context)
     if (d->ic)
         delete d->ic;
     d->ic = context;
+    if (d->ic)
+        d->ic->setParent(this);
 #endif
 }
 
@@ -1067,7 +1069,6 @@ struct QWidgetExceptionCleaner
 
     \sa windowFlags
 */
-
 QWidget::QWidget(QWidget *parent, Qt::WindowFlags f)
     : QObject(*new QWidgetPrivate, 0), QPaintDevice()
 {
diff --git a/src/gui/kernel/qwinnativepangesturerecognizer_win_p.h b/src/gui/kernel/qwinnativepangesturerecognizer_win_p.h
index 64addeb..9d0e6f7 100644
--- a/src/gui/kernel/qwinnativepangesturerecognizer_win_p.h
+++ b/src/gui/kernel/qwinnativepangesturerecognizer_win_p.h
@@ -55,39 +55,6 @@
 
 #include <QGestureRecognizer>
 
-#include <objbase.h>
-
-class IInkRectangle;
-class TabletHardwareCapabilities;
-class TabletPropertyMetricUnit;
-DECLARE_INTERFACE_(IInkTablet, IDispatch)
-{
-	STDMETHOD(get_Name)(THIS_ BSTR *Name) PURE;
-	STDMETHOD(get_PlugAndPlayId)(THIS_ BSTR *Id) PURE;
-	STDMETHOD(get_MaximumInputRectangle)(THIS_ IInkRectangle **Rectangle) PURE;
-	STDMETHOD(get_HardwareCapabilities)(THIS_ TabletHardwareCapabilities *Capabilities) PURE;
-	STDMETHOD(IsPacketPropertySupported)(THIS_ BSTR packetPropertyName) PURE;
-	STDMETHOD(GetPropertyMetrics)(THIS_ BSTR propertyName, long *Minimum, long *Maximum, TabletPropertyMetricUnit *Units, float *Resolution) PURE;
-};
-enum TabletDeviceKind
-{
-	TDK_Mouse = 0,
-	TDK_Pen   = 1,
-	TDK_Touch = 2
-};
-DECLARE_INTERFACE_(IInkTablet2, IDispatch)
-{
-	STDMETHOD(get_DeviceKind)(THIS_ TabletDeviceKind *Kind) PURE;
-};
-DECLARE_INTERFACE_(IInkTablets, IDispatch)
-{
-	STDMETHOD(get_Count)(THIS_ long *Count) PURE;
-	STDMETHOD(get__NewEnum)(THIS_ IUnknown **_NewEnum) PURE;
-	STDMETHOD(get_DefaultTablet)(THIS_ IInkTablet **DefaultTablet) PURE;
-	STDMETHOD(Item)(THIS_ long Index, IInkTablet **Tablet) PURE;
-	STDMETHOD(IsPacketPropertySupported)(THIS_ BSTR packetPropertyName, VARIANT_BOOL *Supported) PURE;
-};
-
 #ifndef QT_NO_GESTURES
 
 QT_BEGIN_NAMESPACE
diff --git a/src/gui/painting/painting.pri b/src/gui/painting/painting.pri
index 123af1c..a5cfb84 100644
--- a/src/gui/painting/painting.pri
+++ b/src/gui/painting/painting.pri
@@ -234,7 +234,7 @@ contains(QMAKE_MAC_XARCH, no) {
         IWMMXT_SOURCES += painting/qdrawhelper_iwmmxt.cpp
     }
 
-    win32-g++|!win32:!*-icc* {
+    win32-g++*|!win32:!*-icc* {
         mmx {
             mmx_compiler.commands = $$QMAKE_CXX -c -Winline
 
@@ -403,9 +403,10 @@ neon:*-g++* {
 }
 
 contains(QT_CONFIG, zlib) {
-   INCLUDEPATH += ../3rdparty/zlib
+    INCLUDEPATH += ../3rdparty/zlib
 } else:!contains(QT_CONFIG, no-zlib) {
-   unix:LIBS_PRIVATE += -lz
-#  win32:LIBS += libz.lib
+    symbian:LIBS_PRIVATE += -llibz
+    else:if(unix|win32-g++*):LIBS_PRIVATE += -lz
+    else:LIBS += zdll.lib
 }
 
diff --git a/src/gui/styles/qcommonstyle.cpp b/src/gui/styles/qcommonstyle.cpp
index 4978565..039a6da 100644
--- a/src/gui/styles/qcommonstyle.cpp
+++ b/src/gui/styles/qcommonstyle.cpp
@@ -762,7 +762,7 @@ void QCommonStyle::drawPrimitive(PrimitiveElement pe, const QStyleOption *opt, Q
 #ifndef QT_NO_ITEMVIEWS
     case PE_PanelItemViewRow:
         if (const QStyleOptionViewItemV4 *vopt = qstyleoption_cast<const QStyleOptionViewItemV4 *>(opt)) {
-            QPalette::ColorGroup cg = vopt->state & QStyle::State_Enabled
+            QPalette::ColorGroup cg = (widget ? widget->isEnabled() : (vopt->state & QStyle::State_Enabled))
                                       ? QPalette::Normal : QPalette::Disabled;
             if (cg == QPalette::Normal && !(vopt->state & QStyle::State_Active))
                 cg = QPalette::Inactive;
@@ -775,7 +775,7 @@ void QCommonStyle::drawPrimitive(PrimitiveElement pe, const QStyleOption *opt, Q
         break;
     case PE_PanelItemViewItem:
         if (const QStyleOptionViewItemV4 *vopt = qstyleoption_cast<const QStyleOptionViewItemV4 *>(opt)) {
-            QPalette::ColorGroup cg = vopt->state & QStyle::State_Enabled
+            QPalette::ColorGroup cg = (widget ? widget->isEnabled() : (vopt->state & QStyle::State_Enabled))
                                       ? QPalette::Normal : QPalette::Disabled;
             if (cg == QPalette::Normal && !(vopt->state & QStyle::State_Active))
                 cg = QPalette::Inactive;
diff --git a/src/gui/styles/qgtkstyle.cpp b/src/gui/styles/qgtkstyle.cpp
index b59a033..c989bd3 100644
--- a/src/gui/styles/qgtkstyle.cpp
+++ b/src/gui/styles/qgtkstyle.cpp
@@ -855,9 +855,10 @@ void QGtkStyle::drawPrimitive(PrimitiveElement element,
                     key = QLS("a");
                     GTK_WIDGET_SET_FLAGS(gtkTreeView, GTK_HAS_FOCUS);
                 }
+                bool isEnabled = (widget ? widget->isEnabled() : (vopt->state & QStyle::State_Enabled));
                 gtkPainter.paintFlatBox(gtkTreeView, detail, option->rect,
                                         option->state & State_Selected ? GTK_STATE_SELECTED :
-                                        option->state & State_Enabled ? GTK_STATE_NORMAL : GTK_STATE_INSENSITIVE,
+                                        isEnabled ? GTK_STATE_NORMAL : GTK_STATE_INSENSITIVE,
                                         GTK_SHADOW_OUT, gtkTreeView->style, key);
                 if (isActive )
                     GTK_WIDGET_UNSET_FLAGS(gtkTreeView, GTK_HAS_FOCUS);
diff --git a/src/gui/text/qtextoption.cpp b/src/gui/text/qtextoption.cpp
index 3b02ebe..8f31e46 100644
--- a/src/gui/text/qtextoption.cpp
+++ b/src/gui/text/qtextoption.cpp
@@ -145,7 +145,7 @@ QTextOption &QTextOption::operator=(const QTextOption &o)
 
     \sa tabArray(), setTabStop(), setTabs()
 */
-void QTextOption::setTabArray(QList<qreal> tabStops)
+void QTextOption::setTabArray(QList<qreal> tabStops) // Qt5: const ref
 {
     if (!d)
         d = new QTextOptionPrivate;
@@ -165,7 +165,7 @@ void QTextOption::setTabArray(QList<qreal> tabStops)
 
     \sa tabStops()
 */
-void QTextOption::setTabs(QList<QTextOption::Tab> tabStops)
+void QTextOption::setTabs(QList<QTextOption::Tab> tabStops) // Qt5: const ref
 {
     if (!d)
         d = new QTextOptionPrivate;
@@ -391,6 +391,12 @@ QList<QTextOption::Tab> QTextOption::tabs() const
 */
 
 /*!
+    \fn Tab::Tab(qreal pos, TabType tabType, QChar delim = QChar())
+    Creates a tab with the given position, tab type, and (for DelimiterTab) delimiter
+    \since 4.7
+*/
+
+/*!
     \fn bool Tab::operator==(const Tab &other) const
 
     Returns true if tab \a other is equal to this tab;
diff --git a/src/gui/text/qtextoption.h b/src/gui/text/qtextoption.h
index fa8c6f2..a48efc1 100644
--- a/src/gui/text/qtextoption.h
+++ b/src/gui/text/qtextoption.h
@@ -68,6 +68,8 @@ public:
 
     struct Q_GUI_EXPORT Tab {
         inline Tab() : position(80), type(QTextOption::LeftTab) { }
+        inline Tab(qreal pos, TabType tabType, QChar delim = QChar())
+            : position(pos), type(tabType), delimiter(delim) {}
 
         inline bool operator==(const Tab &other) const {
             return type == other.type
diff --git a/src/gui/text/text.pri b/src/gui/text/text.pri
index d5a9c74..34311a9 100644
--- a/src/gui/text/text.pri
+++ b/src/gui/text/text.pri
@@ -139,7 +139,7 @@ contains(QT_CONFIG, freetype) {
 	../3rdparty/freetype/src/base/ftmm.c \
 	../3rdparty/freetype/src/base/fttype1.c \
 	../3rdparty/freetype/src/base/ftsynth.c \
-          ../3rdparty/freetype/src/base/ftbitmap.c\
+	../3rdparty/freetype/src/base/ftbitmap.c \
 	../3rdparty/freetype/src/bdf/bdf.c \
 	../3rdparty/freetype/src/cache/ftcache.c \
 	../3rdparty/freetype/src/cff/cff.c \
diff --git a/src/gui/util/qsystemtrayicon.cpp b/src/gui/util/qsystemtrayicon.cpp
index d7dde87..941961b 100644
--- a/src/gui/util/qsystemtrayicon.cpp
+++ b/src/gui/util/qsystemtrayicon.cpp
@@ -356,10 +356,7 @@ bool QSystemTrayIcon::isSystemTrayAvailable()
 */
 bool QSystemTrayIcon::supportsMessages()
 {
-#if defined(Q_WS_QWS)
-    return false;
-#endif
-    return true;
+    return QSystemTrayIconPrivate::supportsMessages_sys();
 }
 
 /*!
diff --git a/src/gui/util/qsystemtrayicon_mac.mm b/src/gui/util/qsystemtrayicon_mac.mm
index 8aaaa0f..22134cb 100644
--- a/src/gui/util/qsystemtrayicon_mac.mm
+++ b/src/gui/util/qsystemtrayicon_mac.mm
@@ -226,6 +226,11 @@ bool QSystemTrayIconPrivate::isSystemTrayAvailable_sys()
     return true;
 }
 
+bool QSystemTrayIconPrivate::supportsMessages_sys()
+{
+    return true;
+}
+
 void QSystemTrayIconPrivate::showMessage_sys(const QString &title, const QString &message, QSystemTrayIcon::MessageIcon icon, int)
 {
 
diff --git a/src/gui/util/qsystemtrayicon_p.h b/src/gui/util/qsystemtrayicon_p.h
index e8bf197..4592e43 100644
--- a/src/gui/util/qsystemtrayicon_p.h
+++ b/src/gui/util/qsystemtrayicon_p.h
@@ -83,7 +83,9 @@ public:
     void updateMenu_sys();
     QRect geometry_sys() const;
     void showMessage_sys(const QString &msg, const QString &title, QSystemTrayIcon::MessageIcon icon, int secs);
+
     static bool isSystemTrayAvailable_sys();
+    static bool supportsMessages_sys();
 
     QPointer<QMenu> menu;
     QIcon icon;
diff --git a/src/gui/util/qsystemtrayicon_qws.cpp b/src/gui/util/qsystemtrayicon_qws.cpp
index b1b895b..cda47aa 100644
--- a/src/gui/util/qsystemtrayicon_qws.cpp
+++ b/src/gui/util/qsystemtrayicon_qws.cpp
@@ -75,6 +75,11 @@ bool QSystemTrayIconPrivate::isSystemTrayAvailable_sys()
     return false;
 }
 
+bool QSystemTrayIconPrivate::supportsMessages_sys()
+{
+    return false;
+}
+
 void QSystemTrayIconPrivate::showMessage_sys(const QString &message,
                                              const QString &title,
                                              QSystemTrayIcon::MessageIcon icon,
diff --git a/src/gui/util/qsystemtrayicon_win.cpp b/src/gui/util/qsystemtrayicon_win.cpp
index c89fbae..a9585b9 100644
--- a/src/gui/util/qsystemtrayicon_win.cpp
+++ b/src/gui/util/qsystemtrayicon_win.cpp
@@ -41,23 +41,21 @@
 
 #include "qsystemtrayicon_p.h"
 #ifndef QT_NO_SYSTEMTRAYICON
-#define _WIN32_IE 0x0600 //required for NOTIFYICONDATA_V2_SIZE
 
-//missing defines for MINGW :
-#ifndef NIN_BALLOONTIMEOUT
-#define NIN_BALLOONTIMEOUT  (WM_USER + 4)
+#ifndef _WIN32_WINNT
+#define _WIN32_WINNT 0x0600
 #endif
-#ifndef NIN_BALLOONUSERCLICK
-#define NIN_BALLOONUSERCLICK (WM_USER + 5)
+
+#ifndef _WIN32_IE
+#define _WIN32_IE 0x600
 #endif
 
 #include <qt_windows.h>
+#include <windowsx.h>
 #include <commctrl.h>
-#include <QBitmap>
+
 #include <QLibrary>
 #include <QApplication>
-#include <QToolTip>
-#include <QDesktopWidget>
 #include <QSettings>
 
 QT_BEGIN_NAMESPACE
@@ -74,6 +72,30 @@ struct Q_NOTIFYICONIDENTIFIER {
     GUID guidItem;
 };
 
+#ifndef NOTIFYICON_VERSION_4
+#define NOTIFYICON_VERSION_4 4
+#endif
+
+#ifndef NIN_SELECT
+#define NIN_SELECT (WM_USER + 0)
+#endif
+
+#ifndef NIN_KEYSELECT
+#define NIN_KEYSELECT (WM_USER + 1)
+#endif
+
+#ifndef NIN_BALLOONTIMEOUT
+#define NIN_BALLOONTIMEOUT (WM_USER + 4)
+#endif
+
+#ifndef NIN_BALLOONUSERCLICK
+#define NIN_BALLOONUSERCLICK (WM_USER + 5)
+#endif
+
+#ifndef NIF_SHOWTIP
+#define NIF_SHOWTIP 0x00000080
+#endif
+
 #define Q_MSGFLT_ALLOW 1
 
 typedef HRESULT (WINAPI *PtrShell_NotifyIconGetRect)(const Q_NOTIFYICONIDENTIFIER* identifier, RECT* iconLocation);
@@ -87,11 +109,8 @@ public:
     ~QSystemTrayIconSys();
     bool winEvent( MSG *m, long *result );
     bool trayMessage(DWORD msg);
-    bool iconDrawItem(LPDRAWITEMSTRUCT lpdi);
     void setIconContents(NOTIFYICONDATA &data);
     bool showMessage(const QString &title, const QString &message, QSystemTrayIcon::MessageIcon type, uint uSecs);
-    bool allowsMessages();
-    bool supportsMessages();
     QRect findIconGeometry(const int a_iButtonID);
     void createIcon();
     HICON hIcon;
@@ -100,10 +119,11 @@ public:
 private:
     uint notifyIconSize;
     int maxTipLength;
+    int version;
     bool ignoreNextMouseRelease;
 };
 
-bool QSystemTrayIconSys::allowsMessages()
+static bool allowsMessages()
 {
 #ifndef QT_NO_SETTINGS
     QSettings settings(QLatin1String("HKEY_CURRENT_USER\\Software\\Microsoft"
@@ -114,16 +134,18 @@ bool QSystemTrayIconSys::allowsMessages()
 #endif
 }
 
-bool QSystemTrayIconSys::supportsMessages()
-{
-    return allowsMessages();
-}
-
 QSystemTrayIconSys::QSystemTrayIconSys(QSystemTrayIcon *object)
     : hIcon(0), q(object), ignoreNextMouseRelease(false)
 
 {
-    notifyIconSize = FIELD_OFFSET(NOTIFYICONDATA, guidItem); // NOTIFYICONDATAW_V2_SIZE;
+    if (QSysInfo::windowsVersion() >= QSysInfo::WV_VISTA) {
+        notifyIconSize = sizeof(NOTIFYICONDATA);
+        version = NOTIFYICON_VERSION_4;
+    } else {
+        notifyIconSize = NOTIFYICONDATA_V2_SIZE;
+        version = NOTIFYICON_VERSION;
+    }
+
     maxTipLength = 128;
 
     // For restoring the tray icon after explorer crashes
@@ -157,7 +179,7 @@ QSystemTrayIconSys::~QSystemTrayIconSys()
 
 void QSystemTrayIconSys::setIconContents(NOTIFYICONDATA &tnd)
 {
-    tnd.uFlags = NIF_MESSAGE | NIF_ICON | NIF_TIP;
+    tnd.uFlags |= NIF_MESSAGE | NIF_ICON | NIF_TIP;
     tnd.uCallbackMessage = MYWM_NOTIFYICON;
     tnd.hIcon = hIcon;
     QString tip = q->toolTip();
@@ -170,7 +192,6 @@ void QSystemTrayIconSys::setIconContents(NOTIFYICONDATA &tnd)
 
 static int iconFlag( QSystemTrayIcon::MessageIcon icon )
 {
-#if NOTIFYICON_VERSION >= 3
     switch (icon) {
         case QSystemTrayIcon::Information:
             return NIIF_INFO;
@@ -184,20 +205,13 @@ static int iconFlag( QSystemTrayIcon::MessageIcon icon )
             Q_ASSERT_X(false, "QSystemTrayIconSys::showMessage", "Invalid QSystemTrayIcon::MessageIcon value");
             return NIIF_NONE;
     }
-#else
-    Q_UNUSED(icon);
-    return 0;
-#endif
 }
 
 bool QSystemTrayIconSys::showMessage(const QString &title, const QString &message, QSystemTrayIcon::MessageIcon type, uint uSecs)
 {
-#if NOTIFYICON_VERSION >= 3
     NOTIFYICONDATA tnd;
     memset(&tnd, 0, notifyIconSize);
-    Q_ASSERT(testAttribute(Qt::WA_WState_Created));
 
-    setIconContents(tnd);
     memcpy(tnd.szInfo, message.utf16(), qMin(message.length() + 1, 256) * sizeof(wchar_t));
     memcpy(tnd.szInfoTitle, title.utf16(), qMin(title.length() + 1, 64) * sizeof(wchar_t));
 
@@ -206,42 +220,36 @@ bool QSystemTrayIconSys::showMessage(const QString &title, const QString &messag
     tnd.cbSize = notifyIconSize;
     tnd.hWnd = winId();
     tnd.uTimeout = uSecs;
-    tnd.uFlags = NIF_INFO;
+    tnd.uFlags = NIF_INFO | NIF_SHOWTIP;
+
+    Q_ASSERT(testAttribute(Qt::WA_WState_Created));
 
     return Shell_NotifyIcon(NIM_MODIFY, &tnd);
-#else
-    Q_UNUSED(title);
-    Q_UNUSED(message);
-    Q_UNUSED(type);
-    Q_UNUSED(uSecs);
-    return false;
-#endif
 }
 
 bool QSystemTrayIconSys::trayMessage(DWORD msg)
 {
     NOTIFYICONDATA tnd;
     memset(&tnd, 0, notifyIconSize);
+
     tnd.uID = q_uNOTIFYICONID;
     tnd.cbSize = notifyIconSize;
     tnd.hWnd = winId();
+    tnd.uFlags = NIF_SHOWTIP;
+    tnd.uVersion = version;
 
     Q_ASSERT(testAttribute(Qt::WA_WState_Created));
 
-    if (msg != NIM_DELETE) {
+    if (msg == NIM_ADD || msg == NIM_MODIFY) {
         setIconContents(tnd);
     }
 
-    return Shell_NotifyIcon(msg, &tnd);
-}
+    bool success = Shell_NotifyIcon(msg, &tnd);
 
-bool QSystemTrayIconSys::iconDrawItem(LPDRAWITEMSTRUCT lpdi)
-{
-    if (!hIcon)
-        return false;
-
-    DrawIconEx(lpdi->hDC, lpdi->rcItem.left, lpdi->rcItem.top, hIcon, 0, 0, 0, 0, DI_NORMAL);
-    return true;
+    if (msg == NIM_ADD)
+        return success && Shell_NotifyIcon(NIM_SETVERSION, &tnd);
+    else
+        return success;
 }
 
 void QSystemTrayIconSys::createIcon()
@@ -264,27 +272,24 @@ void QSystemTrayIconSys::createIcon()
 bool QSystemTrayIconSys::winEvent( MSG *m, long *result )
 {
     switch(m->message) {
-    case WM_CREATE:
-#ifdef GWLP_USERDATA
-        SetWindowLongPtr(winId(), GWLP_USERDATA, (LONG_PTR)((CREATESTRUCTW*)m->lParam)->lpCreateParams);
-#else
-        SetWindowLong(winId(), GWL_USERDATA, (LONG)((CREATESTRUCTW*)m->lParam)->lpCreateParams);
-#endif
-        break;
-
-    case WM_DRAWITEM:
-        return iconDrawItem((LPDRAWITEMSTRUCT)m->lParam);
-
     case MYWM_NOTIFYICON:
         {
-            RECT r;
-            GetWindowRect(winId(), &r);
-            QEvent *e = 0;
-            Qt::KeyboardModifiers keys = QApplication::keyboardModifiers();
-            QPoint gpos = QCursor::pos();
-
-            switch (m->lParam) {
-            case WM_LBUTTONUP:
+            int message = 0;
+            QPoint gpos;
+
+            if (version == NOTIFYICON_VERSION_4) {
+                Q_ASSERT(q_uNOTIFYICONID == HIWORD(m->lParam));
+                message = LOWORD(m->lParam);
+                gpos = QPoint(GET_X_LPARAM(m->wParam), GET_Y_LPARAM(m->wParam));
+            } else {
+                Q_ASSERT(q_uNOTIFYICONID == m->wParam);
+                message = m->lParam;
+                gpos = QCursor::pos();
+            }
+
+            switch (message) {
+            case NIN_SELECT:
+            case NIN_KEYSELECT:
                 if (ignoreNextMouseRelease)
                     ignoreNextMouseRelease = false;
                 else 
@@ -297,7 +302,7 @@ bool QSystemTrayIconSys::winEvent( MSG *m, long *result )
                 emit q->activated(QSystemTrayIcon::DoubleClick);
                 break;
 
-            case WM_RBUTTONUP:
+            case WM_CONTEXTMENU:
                 if (q->contextMenu()) {
                     q->contextMenu()->popup(gpos);
                 }
@@ -311,13 +316,9 @@ bool QSystemTrayIconSys::winEvent( MSG *m, long *result )
             case WM_MBUTTONUP:
                 emit q->activated(QSystemTrayIcon::MiddleClick);
                 break;
+
             default:
-                        break;
-            }
-            if (e) {
-                bool res = QApplication::sendEvent(q, e);
-                delete e;
-                return res;
+                break;
             }
             break;
         }
@@ -441,7 +442,7 @@ QRect QSystemTrayIconSys::findIconGeometry(const int iconId)
 
 void QSystemTrayIconPrivate::showMessage_sys(const QString &title, const QString &message, QSystemTrayIcon::MessageIcon type, int timeOut)
 {
-    if (!sys || !sys->allowsMessages())
+    if (!sys || !allowsMessages())
         return;
 
     uint uSecs = 0;
@@ -459,21 +460,14 @@ void QSystemTrayIconPrivate::showMessage_sys(const QString &title, const QString
     //title is limited to 63 chars + NULL
     QString titleString = title.left(63) + QChar();
 
-    if (sys->supportsMessages()) {
-        sys->showMessage(titleString, messageString, type, (unsigned int)uSecs);
-    } else {
-        //use fallback
-        QRect iconPos = sys->findIconGeometry(q_uNOTIFYICONID);
-        if (iconPos.isValid()) {
-            QBalloonTip::showBalloon(type, title, message, sys->q, iconPos.center(), uSecs, true);
-        }
-    }
+    sys->showMessage(titleString, messageString, type, uSecs);
 }
 
 QRect QSystemTrayIconPrivate::geometry_sys() const
 {
     if (!sys)
         return QRect();
+
     return sys->findIconGeometry(q_uNOTIFYICONID);
 }
 
@@ -519,6 +513,11 @@ bool QSystemTrayIconPrivate::isSystemTrayAvailable_sys()
     return true;
 }
 
+bool QSystemTrayIconPrivate::supportsMessages_sys()
+{
+    return allowsMessages();
+}
+
 QT_END_NAMESPACE
 
 #endif
diff --git a/src/gui/util/qsystemtrayicon_wince.cpp b/src/gui/util/qsystemtrayicon_wince.cpp
index 0a0d340..e5cf0fd 100644
--- a/src/gui/util/qsystemtrayicon_wince.cpp
+++ b/src/gui/util/qsystemtrayicon_wince.cpp
@@ -155,10 +155,6 @@ bool QSystemTrayIconSys::winEvent( MSG *m, long *result )
 
     case MYWM_NOTIFYICON:
         {
-            RECT r;
-            GetWindowRect(winId(), &r);
-            QEvent *e = 0;
-            Qt::KeyboardModifiers keys = QApplication::keyboardModifiers();
             QPoint gpos = QCursor::pos();
 
             switch (m->lParam) {
@@ -193,14 +189,10 @@ bool QSystemTrayIconSys::winEvent( MSG *m, long *result )
             case WM_MBUTTONUP:
                 emit q->activated(QSystemTrayIcon::MiddleClick);
                 break;
+
             default:
                 break;
             }
-            if (e) {
-                bool res = QApplication::sendEvent(q, e);
-                delete e;
-                return res;
-            }
             break;
         }
     default:
@@ -291,6 +283,11 @@ bool QSystemTrayIconPrivate::isSystemTrayAvailable_sys()
     return true;
 }
 
+bool QSystemTrayIconPrivate::supportsMessages_sys()
+{
+    return true;
+}
+
 QT_END_NAMESPACE
 
 #endif
diff --git a/src/gui/util/qsystemtrayicon_x11.cpp b/src/gui/util/qsystemtrayicon_x11.cpp
index 82b4325..59fdc07 100644
--- a/src/gui/util/qsystemtrayicon_x11.cpp
+++ b/src/gui/util/qsystemtrayicon_x11.cpp
@@ -381,6 +381,11 @@ bool QSystemTrayIconPrivate::isSystemTrayAvailable_sys()
     return QSystemTrayIconSys::locateSystemTray() != XNone;
 }
 
+bool QSystemTrayIconPrivate::supportsMessages_sys()
+{
+    return true;
+}
+
 void QSystemTrayIconPrivate::showMessage_sys(const QString &message, const QString &title,
                                    QSystemTrayIcon::MessageIcon icon, int msecs)
 {