Merge branch '4.5' of git@scm.dev.nokia.troll.no:qt/qt into 4.5

11 files changed, 152 insertions, 116 deletions

diff --git a/src/corelib/io/qsettings.cpp b/src/corelib/io/qsettings.cpp
index 14fc2d4..6152518 100644
--- a/src/corelib/io/qsettings.cpp
+++ b/src/corelib/io/qsettings.cpp
@@ -3468,7 +3468,7 @@ void QSettings::setPath(Format format, Scope scope, const QString &path)
     \typedef QSettings::SettingsMap
 
     Typedef for QMap<QString, QVariant>.
-
+	
     \sa registerFormat()
 */
 
@@ -3479,6 +3479,11 @@ void QSettings::setPath(Format format, Scope scope, const QString &path)
 
     \snippet doc/src/snippets/code/src_corelib_io_qsettings.cpp 27
 
+    \c ReadFunc is used in \c registerFormat() as a pointer to a function
+    that reads a set of key/value pairs. \c ReadFunc should read all the 
+    options in one pass, and return all the settings in the \c SettingsMap 
+    container, which is initially empty.
+
     \sa WriteFunc, registerFormat()
 */
 
@@ -3489,6 +3494,10 @@ void QSettings::setPath(Format format, Scope scope, const QString &path)
 
     \snippet doc/src/snippets/code/src_corelib_io_qsettings.cpp 28
 
+    \c WriteFunc is used in \c registerFormat() as a pointer to a function 
+    that writes a set of key/value pairs. \c WriteFunc is only called once,
+    so you need to output the settings in one go.
+
     \sa ReadFunc, registerFormat()
 */
 
@@ -3504,7 +3513,7 @@ void QSettings::setPath(Format format, Scope scope, const QString &path)
     extension associated to the format (without the '.').
 
     The \a readFunc and \a writeFunc parameters are pointers to
-    functions that read and write a set of (key, value) pairs. The
+    functions that read and write a set of key/value pairs. The
     QIODevice parameter to the read and write functions is always
     opened in binary mode (i.e., without the QIODevice::Text flag).
 
diff --git a/src/gui/image/qpixmap.cpp b/src/gui/image/qpixmap.cpp
index 0f6b649..7fcb2b9 100644
--- a/src/gui/image/qpixmap.cpp
+++ b/src/gui/image/qpixmap.cpp
@@ -2014,4 +2014,99 @@ QPixmapData* QPixmap::pixmapData() const
     return data;
 }
 
+/*!
+    \enum QPixmap::HBitmapFormat
+
+    \bold{Win32 only:} This enum defines how the conversion between \c
+    HBITMAP and QPixmap is performed.
+
+    \warning This enum is only available on Windows.
+
+    \value NoAlpha The alpha channel is ignored and always treated as
+    being set to fully opaque. This is preferred if the \c HBITMAP is
+    used with standard GDI calls, such as \c BitBlt().
+
+    \value PremultipliedAlpha The \c HBITMAP is treated as having an
+    alpha channel and premultiplied colors. This is preferred if the
+    \c HBITMAP is accessed through the \c AlphaBlend() GDI function.
+
+    \value Alpha The \c HBITMAP is treated as having a plain alpha
+    channel. This is the preferred format if the \c HBITMAP is going
+    to be used as an application icon or systray icon.
+
+    \sa fromWinHBITMAP(), toWinHBITMAP()
+*/
+
+/*! \fn HBITMAP QPixmap::toWinHBITMAP(HBitmapFormat format) const
+    \bold{Win32 only:} Creates a \c HBITMAP equivalent to the QPixmap,
+    based on the given \a format. Returns the \c HBITMAP handle.
+
+    It is the caller's responsibility to free the \c HBITMAP data
+    after use.
+
+    \warning This function is only available on Windows.
+
+    \sa fromWinHBITMAP()
+*/
+
+/*! \fn QPixmap QPixmap::fromWinHBITMAP(HBITMAP bitmap, HBitmapFormat format)
+    \bold{Win32 only:} Returns a QPixmap that is equivalent to the
+    given \a bitmap. The conversion is based on the specified \a
+    format.
+
+    \warning This function is only available on Windows.
+
+    \sa toWinHBITMAP(), {QPixmap#Pixmap Conversion}{Pixmap Conversion}
+
+*/
+
+/*! \fn const QX11Info &QPixmap::x11Info() const
+    \bold{X11 only:} Returns information about the configuration of
+    the X display used to display the widget.
+
+    \warning This function is only available on X11.
+
+    \sa {QPixmap#Pixmap Information}{Pixmap Information}
+*/
+
+/*! \fn Qt::HANDLE QPixmap::x11PictureHandle() const
+    \bold{X11 only:} Returns the X11 Picture handle of the pixmap for
+    XRender support.
+
+    This function will return 0 if XRender support is not compiled
+    into Qt, if the XRender extension is not supported on the X11
+    display, or if the handle could not be created. Use of this
+    function is not portable.
+
+    \warning This function is only available on X11.
+
+    \sa {QPixmap#Pixmap Information}{Pixmap Information}
+*/
+
+/*! \fn int QPixmap::x11SetDefaultScreen(int screen)
+  \internal
+*/
+
+/*! \fn void QPixmap::x11SetScreen(int screen)
+  \internal
+*/
+
+/*! \fn QRgb* QPixmap::clut() const
+    \internal
+*/
+
+/*! \fn int QPixmap::numCols() const
+    \internal
+*/
+
+/*! \fn const uchar* QPixmap::qwsBits() const
+    \internal
+    \since 4.1
+*/
+
+/*! \fn int QPixmap::qwsBytesPerLine() const
+    \internal
+    \since 4.1
+*/
+
 QT_END_NAMESPACE
diff --git a/src/gui/image/qpixmap_qws.cpp b/src/gui/image/qpixmap_qws.cpp
index 6cc7981..7e383ab 100644
--- a/src/gui/image/qpixmap_qws.cpp
+++ b/src/gui/image/qpixmap_qws.cpp
@@ -109,9 +109,6 @@ QPixmap QPixmap::grabWindow(WId window, int x, int y, int w, int h)
     return QPixmap::fromImage(img);
 }
 
-/*!
-    \internal
-*/
 QRgb* QPixmap::clut() const
 {
     if (data->classId() == QPixmapData::RasterClass) {
@@ -122,9 +119,6 @@ QRgb* QPixmap::clut() const
     return 0;
 }
 
-/*!
-    \internal
-*/
 int QPixmap::numCols() const
 {
     if (data->classId() == QPixmapData::RasterClass) {
@@ -135,10 +129,6 @@ int QPixmap::numCols() const
     return 0;
 }
 
-/*!
-    \internal
-    \since 4.1
-*/
 const uchar* QPixmap::qwsBits() const
 {
     if (data->classId() == QPixmapData::RasterClass) {
@@ -149,10 +139,6 @@ const uchar* QPixmap::qwsBits() const
     return 0;
 }
 
-/*!
-    \internal
-    \since 4.1
-*/
 int QPixmap::qwsBytesPerLine() const
 {
     if (data->classId() == QPixmapData::RasterClass) {
diff --git a/src/gui/image/qpixmap_win.cpp b/src/gui/image/qpixmap_win.cpp
index cbe9004..6a8b38a 100644
--- a/src/gui/image/qpixmap_win.cpp
+++ b/src/gui/image/qpixmap_win.cpp
@@ -119,42 +119,6 @@ QPixmap QPixmap::grabWindow(WId winId, int x, int y, int w, int h )
     return pixmap;
 }
 
-
-
-/*!
-    \enum QPixmap::HBitmapFormat
-
-    This enum defines how the conversion between \c HBITMAP
-    and QPixmap is performed.
-
-    \warning This enum is only available on Windows.
-
-    \value NoAlpha The alpha channel is ignored and always treated as
-    being set to fully opaque. This is preferred if the \c HBITMAP is
-    used with standard GDI calls, such as \c BitBlt().
-
-    \value PremultipliedAlpha The \c HBITMAP is treated as having an
-    alpha channel and premultiplied colors. This is preferred if the
-    \c HBITMAP is accessed through the \c AlphaBlend() GDI function.
-
-    \value Alpha The \c HBITMAP is treated as having a plain alpha
-    channel. This is the preferred format if the \c HBITMAP is going
-    to be used as an application icon or systray icon.
-
-    \sa fromWinHBITMAP(), toWinHBITMAP()
-*/
-
-/*!
-    Creates a \c HBITMAP equivalent to the QPixmap, based on the given
-    \a format. Returns the \c HBITMAP handle.
-
-    It is the caller's responsibility to free the \c HBITMAP data
-    after use.
-
-    \warning This function is only available on Windows.
-
-    \sa fromWinHBITMAP()
-*/
 HBITMAP QPixmap::toWinHBITMAP(HBitmapFormat format) const
 {
     HBITMAP bitmap = 0;
@@ -209,15 +173,6 @@ HBITMAP QPixmap::toWinHBITMAP(HBitmapFormat format) const
     return bitmap;
 }
 
-/*!
-    Returns a QPixmap that is equivalent to the given \a bitmap. The
-    conversion is based on the specified \a format.
-
-    \warning This function is only available on Windows.
-
-    \sa toWinHBITMAP(), {QPixmap#Pixmap Conversion}{Pixmap Conversion}
-
-*/
 QPixmap QPixmap::fromWinHBITMAP(HBITMAP bitmap, HBitmapFormat format)
 {
     // Verify size
diff --git a/src/gui/image/qpixmap_x11.cpp b/src/gui/image/qpixmap_x11.cpp
index 38916c7..d2e8d84 100644
--- a/src/gui/image/qpixmap_x11.cpp
+++ b/src/gui/image/qpixmap_x11.cpp
@@ -1914,9 +1914,6 @@ QPixmap QX11PixmapData::transformed(const QTransform &transform,
     }
 }
 
-/*!
-  \internal
-*/
 int QPixmap::x11SetDefaultScreen(int screen)
 {
     int old = defaultScreen;
@@ -1924,9 +1921,6 @@ int QPixmap::x11SetDefaultScreen(int screen)
     return old;
 }
 
-/*!
-  \internal
-*/
 void QPixmap::x11SetScreen(int screen)
 {
     if (paintingActive()) {
@@ -2034,14 +2028,6 @@ bool QX11PixmapData::hasAlphaChannel() const
     return d == 32;
 }
 
-/*!
-    Returns information about the configuration of the X display used to display
-    the widget.
-
-    \warning This function is only available on X11.
-
-    \sa {QPixmap#Pixmap Information}{Pixmap Information}
-*/
 const QX11Info &QPixmap::x11Info() const
 {
     if (data->classId() == QPixmapData::X11Class)
@@ -2098,20 +2084,6 @@ QPaintEngine* QX11PixmapData::paintEngine() const
     return that->pengine;
 }
 
-/*!
-    Returns the X11 Picture handle of the pixmap for XRender
-    support.
-
-    This function will return 0 if XRender support is not compiled
-    into Qt, if the XRender extension is not supported on the X11
-    display, or if the handle could not be created. Use of this
-    function is not portable.
-
-    \warning This function is only available on X11.
-
-    \sa {QPixmap#Pixmap Information}{Pixmap Information}
-*/
-
 Qt::HANDLE QPixmap::x11PictureHandle() const
 {
 #ifndef QT_NO_XRENDER
diff --git a/src/gui/kernel/qapplication_win.cpp b/src/gui/kernel/qapplication_win.cpp
index f14ad6f..239ee14 100644
--- a/src/gui/kernel/qapplication_win.cpp
+++ b/src/gui/kernel/qapplication_win.cpp
@@ -1675,20 +1675,23 @@ LRESULT CALLBACK QtWndProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam
                     // send the context menu event is a different one
                     if (!alienWidget->testAttribute(Qt::WA_NativeWindow) && !alienWidget->testAttribute(Qt::WA_PaintOnScreen)) {
                         alienWidget = QApplication::widgetAt(globalPos);
-                        pos = alienWidget->mapFromGlobal(globalPos);
+                        if (alienWidget)
+                            pos = alienWidget->mapFromGlobal(globalPos);
                     }
-                    SHRGINFO shrg;
-                    shrg.cbSize = sizeof(shrg);
-                    shrg.hwndClient = hwnd;
-                    shrg.ptDown.x = GET_X_LPARAM(lParam);
-                    shrg.ptDown.y = GET_Y_LPARAM(lParam);
-                    shrg.dwFlags = SHRG_RETURNCMD | SHRG_NOANIMATION;
-                    resolveAygLibs();
-                    if (ptrRecognizeGesture && (ptrRecognizeGesture(&shrg) == GN_CONTEXTMENU)) {
-                        if (qApp->activePopupWidget())
-                            qApp->activePopupWidget()->close();
-                        QContextMenuEvent e(QContextMenuEvent::Mouse, pos, globalPos);
-                        result = qt_sendSpontaneousEvent(alienWidget, &e);
+                    if (alienWidget) {
+                        SHRGINFO shrg;
+                        shrg.cbSize = sizeof(shrg);
+                        shrg.hwndClient = hwnd;
+                        shrg.ptDown.x = GET_X_LPARAM(lParam);
+                        shrg.ptDown.y = GET_Y_LPARAM(lParam);
+                        shrg.dwFlags = SHRG_RETURNCMD | SHRG_NOANIMATION;
+                        resolveAygLibs();
+                        if (ptrRecognizeGesture && (ptrRecognizeGesture(&shrg) == GN_CONTEXTMENU)) {
+                            if (qApp->activePopupWidget())
+                                qApp->activePopupWidget()->close();
+                            QContextMenuEvent e(QContextMenuEvent::Mouse, pos, globalPos);
+                            result = qt_sendSpontaneousEvent(alienWidget, &e);
+                        }
                     }
                 }
             }
diff --git a/src/gui/kernel/qcocoaapplicationdelegate_mac.mm b/src/gui/kernel/qcocoaapplicationdelegate_mac.mm
index 9a24645..2ca6a3d 100644
--- a/src/gui/kernel/qcocoaapplicationdelegate_mac.mm
+++ b/src/gui/kernel/qcocoaapplicationdelegate_mac.mm
@@ -90,6 +90,7 @@
 
 QT_BEGIN_NAMESPACE
 extern void onApplicationChangedActivation(bool); // qapplication_mac.mm
+extern void qt_release_apple_event_handler(); //qapplication_mac.mm
 QT_END_NAMESPACE
 
 QT_FORWARD_DECLARE_CLASS(QDesktopWidgetImplementation)
@@ -207,7 +208,6 @@ static void cleanupCocoaApplicationDelegate()
 {
     Q_UNUSED(aNotification);
     inLaunch = false;
-    extern void qt_release_apple_event_handler(); //qapplication_mac.mm
     qt_release_apple_event_handler();
 }
 
diff --git a/src/gui/kernel/qcocoaview_mac.mm b/src/gui/kernel/qcocoaview_mac.mm
index 4ceae3f..f1a7f39 100644
--- a/src/gui/kernel/qcocoaview_mac.mm
+++ b/src/gui/kernel/qcocoaview_mac.mm
@@ -789,10 +789,22 @@ extern "C" {
     bool wheelOK = false;
     Qt::KeyboardModifiers keyMods = qt_cocoaModifiers2QtModifiers([theEvent modifierFlags]);
 
+    QWidget *widgetToGetMouse = qwidget;
+    if (widgetToGetMouse->testAttribute(Qt::WA_TransparentForMouseEvents)) {
+        // Simulate passing the event through since Cocoa doesn't do that for us.
+        // Start by building a tree up.
+        NSView *candidateView = [self viewUnderTransparentForMouseView:self
+                                                       widget:widgetToGetMouse
+                                                       withWindowPoint:windowPoint];
+        if (candidateView != nil) {
+            widgetToGetMouse = QWidget::find(WId(candidateView));
+        }
+    }
+
     // Mouse wheel deltas seem to tick in at increments of 0.1. Qt widgets
-    // expect the delta to be a multiple of 120. 
+    // expect the delta to be a multiple of 120.
     const int ScrollFactor = 10 * 120;
-    //                                              The qMax(...) factor reduces the 
+    //                                              The qMax(...) factor reduces the
     //                                              acceleration for large wheel deltas.
     int deltaX = [theEvent deltaX] * ScrollFactor * qMax(0.6, 1.1 - qAbs([theEvent deltaX]));
     int deltaY = [theEvent deltaY] * ScrollFactor * qMax(0.6, 1.1 - qAbs([theEvent deltaY]));
@@ -800,10 +812,10 @@ extern "C" {
 
     if (deltaX != 0) {
         QWheelEvent qwe(qlocal, qglobal, deltaX, buttons, keyMods, Qt::Horizontal);
-        qt_sendSpontaneousEvent(qwidget, &qwe);
+        qt_sendSpontaneousEvent(widgetToGetMouse, &qwe);
         wheelOK = qwe.isAccepted();
         if (!wheelOK && QApplicationPrivate::focus_widget
-            && QApplicationPrivate::focus_widget != qwidget) {
+            && QApplicationPrivate::focus_widget != widgetToGetMouse) {
             QWheelEvent qwe2(QApplicationPrivate::focus_widget->mapFromGlobal(qglobal), qglobal,
                              deltaX, buttons, keyMods, Qt::Horizontal);
             qt_sendSpontaneousEvent(QApplicationPrivate::focus_widget, &qwe2);
@@ -813,10 +825,10 @@ extern "C" {
 
     if (deltaY) {
         QWheelEvent qwe(qlocal, qglobal, deltaY, buttons, keyMods, Qt::Vertical);
-        qt_sendSpontaneousEvent(qwidget, &qwe);
+        qt_sendSpontaneousEvent(widgetToGetMouse, &qwe);
         wheelOK = qwe.isAccepted();
         if (!wheelOK && QApplicationPrivate::focus_widget
-            && QApplicationPrivate::focus_widget != qwidget) {
+            && QApplicationPrivate::focus_widget != widgetToGetMouse) {
             QWheelEvent qwe2(QApplicationPrivate::focus_widget->mapFromGlobal(qglobal), qglobal,
                              deltaY, buttons, keyMods, Qt::Vertical);
             qt_sendSpontaneousEvent(QApplicationPrivate::focus_widget, &qwe2);
@@ -828,10 +840,10 @@ extern "C" {
         // Qt doesn't explicitly support wheels with a Z component. In a misguided attempt to
         // try to be ahead of the pack, I'm adding this extra value.
         QWheelEvent qwe(qlocal, qglobal, deltaZ, buttons, keyMods, (Qt::Orientation)3);
-        qt_sendSpontaneousEvent(qwidget, &qwe);
+        qt_sendSpontaneousEvent(widgetToGetMouse, &qwe);
         wheelOK = qwe.isAccepted();
         if (!wheelOK && QApplicationPrivate::focus_widget
-            && QApplicationPrivate::focus_widget != qwidget) {
+            && QApplicationPrivate::focus_widget != widgetToGetMouse) {
             QWheelEvent qwe2(QApplicationPrivate::focus_widget->mapFromGlobal(qglobal), qglobal,
                              deltaZ, buttons, keyMods, (Qt::Orientation)3);
             qt_sendSpontaneousEvent(QApplicationPrivate::focus_widget, &qwe2);
diff --git a/src/gui/kernel/qcocoaview_mac_p.h b/src/gui/kernel/qcocoaview_mac_p.h
index 983c762..527b1a6 100644
--- a/src/gui/kernel/qcocoaview_mac_p.h
+++ b/src/gui/kernel/qcocoaview_mac_p.h
@@ -59,6 +59,7 @@ QT_FORWARD_DECLARE_CLASS(QWidgetPrivate);
 QT_FORWARD_DECLARE_CLASS(QWidget);
 QT_FORWARD_DECLARE_CLASS(QEvent);
 QT_FORWARD_DECLARE_CLASS(QCocoaDropData);
+QT_FORWARD_DECLARE_CLASS(QStringList);
 
 QT_BEGIN_NAMESPACE
 struct DnDParams
diff --git a/src/gui/widgets/qtabbar.cpp b/src/gui/widgets/qtabbar.cpp
index 69221ba..785d772 100644
--- a/src/gui/widgets/qtabbar.cpp
+++ b/src/gui/widgets/qtabbar.cpp
@@ -1536,9 +1536,10 @@ void QTabBar::paintEvent(QPaintEvent *)
         }
         if (!d->dragInProgress)
             p.drawControl(QStyle::CE_TabBarTab, tab);
-        else
-            d->movingTab->setGeometry(tab.rect);
-
+        else {
+            int taboverlap = style()->pixelMetric(QStyle::PM_TabBarTabOverlap, 0, this);
+            d->movingTab->setGeometry(tab.rect.adjusted(-taboverlap, 0, taboverlap, 0));
+        }
     }
 
     // Only draw the tear indicator if necessary. Most of the time we don't need too.
@@ -1805,7 +1806,9 @@ void QTabBarPrivate::setupMovableTab()
     if (!movingTab)
         movingTab = new QWidget(q);
 
+    int taboverlap = q->style()->pixelMetric(QStyle::PM_TabBarTabOverlap, 0 ,q);
     QRect grabRect = q->tabRect(pressedIndex);
+    grabRect.adjust(-taboverlap, 0, taboverlap, 0);
 
     QPixmap grabImage(grabRect.size());
     grabImage.fill(Qt::transparent);
@@ -1813,7 +1816,7 @@ void QTabBarPrivate::setupMovableTab()
 
     QStyleOptionTabV3 tab;
     q->initStyleOption(&tab, pressedIndex);
-    tab.rect.moveTopLeft(QPoint(0, 0));
+    tab.rect.moveTopLeft(QPoint(taboverlap, 0));
     p.drawControl(QStyle::CE_TabBarTab, tab);
     p.end();
 
diff --git a/src/svg/qsvggenerator.cpp b/src/svg/qsvggenerator.cpp
index e822da5..fd4c875 100644
--- a/src/svg/qsvggenerator.cpp
+++ b/src/svg/qsvggenerator.cpp
@@ -261,7 +261,7 @@ public:
                 constantAlpha &= (stops.at(i).second.alpha() == alpha);
 
             if (!constantAlpha) {
-                const qreal spacing = 0.02;
+                const qreal spacing = qreal(0.02);
                 QGradientStops newStops;
                 QRgb fromColor = PREMUL(stops.at(0).second.rgba());
                 QRgb toColor;