diff options
Diffstat (limited to 'src/gui/kernel/qwidget.cpp')
| -rw-r--r-- | src/gui/kernel/qwidget.cpp | 302 |
1 files changed, 178 insertions, 124 deletions
diff --git a/src/gui/kernel/qwidget.cpp b/src/gui/kernel/qwidget.cpp index cd943cd..af5fcd1 100644 --- a/src/gui/kernel/qwidget.cpp +++ b/src/gui/kernel/qwidget.cpp @@ -205,6 +205,7 @@ QWidgetPrivate::QWidgetPrivate(int version) , nativeGesturePanEnabled(0) #elif defined(Q_WS_MAC) , needWindowChange(0) + , hasAlienChildren(0) , window_event(0) , qd_hd(0) #endif @@ -1121,7 +1122,8 @@ void QWidgetPrivate::init(QWidget *parentWidget, Qt::WindowFlags f) qFatal("QWidget: Cannot create a QWidget when no GUI is being used"); Q_ASSERT(allWidgets); - allWidgets->insert(q); + if (allWidgets) + allWidgets->insert(q); QWidget *desktopWidget = 0; if (parentWidget && parentWidget->windowType() == Qt::Desktop) { @@ -1168,6 +1170,10 @@ void QWidgetPrivate::init(QWidget *parentWidget, Qt::WindowFlags f) if (f & Qt::MSWindowsOwnDC) q->setAttribute(Qt::WA_NativeWindow); +#ifdef Q_WS_MAC + q->setAttribute(Qt::WA_NativeWindow); +#endif + q->setAttribute(Qt::WA_QuitOnClose); // might be cleared in adjustQuitOnCloseAttribute() adjustQuitOnCloseAttribute(); @@ -1263,6 +1269,10 @@ void QWidget::create(WId window, bool initializeWindow, bool destroyOldWindow) } if (QWidget *parent = parentWidget()) { +#ifdef Q_WS_MAC + if (testAttribute(Qt::WA_NativeWindow) == false) + parent->d_func()->hasAlienChildren = true; +#endif if (type & Qt::Window) { if (!parent->testAttribute(Qt::WA_WState_Created)) parent->createWinId(); @@ -1433,7 +1443,7 @@ QWidget::~QWidget() } } -#if defined(Q_WS_WIN) || defined(Q_WS_X11) || defined (Q_WS_QWS) +#if defined(Q_WS_WIN) || defined(Q_WS_X11) || defined (Q_WS_QWS) || defined(Q_WS_MAC) else if (!internalWinId() && isVisible()) { qApp->d_func()->sendSyntheticEnterLeave(this); #ifdef Q_WS_QWS @@ -1472,6 +1482,15 @@ QWidget::~QWidget() d->declarativeData = 0; // don't activate again in ~QObject } +#ifdef QT_MAC_USE_COCOA + // QCocoaView holds a pointer back to this widget. Clear it now + // to make sure it's not followed later on. The lifetime of the + // QCocoaView might exceed the lifetime of this widget in cases + // where Cocoa itself holds references to it. + extern void qt_mac_clearCocoaViewQWidgetPointers(QWidget *); + qt_mac_clearCocoaViewQWidgetPointers(this); +#endif + if (!d->children.isEmpty()) d->deleteChildren(); @@ -2297,6 +2316,9 @@ QWidget *QWidget::find(WId id) WId QWidget::winId() const { if (!testAttribute(Qt::WA_WState_Created) || !internalWinId()) { +#ifdef ALIEN_DEBUG + qDebug() << "QWidget::winId: creating native window for" << this; +#endif QWidget *that = const_cast<QWidget*>(this); that->setAttribute(Qt::WA_NativeWindow); that->d_func()->createWinId(); @@ -2309,6 +2331,10 @@ WId QWidget::winId() const void QWidgetPrivate::createWinId(WId winid) { Q_Q(QWidget); + +#ifdef ALIEN_DEBUG + qDebug() << "QWidgetPrivate::createWinId for" << q << winid; +#endif const bool forceNativeWindow = q->testAttribute(Qt::WA_NativeWindow); if (!q->testAttribute(Qt::WA_WState_Created) || (forceNativeWindow && !q->internalWinId())) { if (!q->isWindow()) { @@ -2351,6 +2377,9 @@ Ensures that the widget has a window system identifier, i.e. that it is known to void QWidget::createWinId() { Q_D(QWidget); +#ifdef ALIEN_DEBUG + qDebug() << "QWidget::createWinId" << this; +#endif // qWarning("QWidget::createWinId is obsolete, please fix your code."); d->createWinId(); } @@ -4880,90 +4909,7 @@ void QWidget::unsetCursor() void QWidget::render(QPaintDevice *target, const QPoint &targetOffset, const QRegion &sourceRegion, RenderFlags renderFlags) { - Q_D(QWidget); - if (!target) { - qWarning("QWidget::render: null pointer to paint device"); - return; - } - - const bool inRenderWithPainter = d->extra && d->extra->inRenderWithPainter; - QRegion paintRegion = !inRenderWithPainter ? d->prepareToRender(sourceRegion, renderFlags) - : sourceRegion; - if (paintRegion.isEmpty()) - return; - -#ifndef Q_WS_MAC - QPainter *oldSharedPainter = inRenderWithPainter ? d->sharedPainter() : 0; - - // Use the target's shared painter if set (typically set when doing - // "other->render(widget);" in the widget's paintEvent. - if (target->devType() == QInternal::Widget) { - QWidgetPrivate *targetPrivate = static_cast<QWidget *>(target)->d_func(); - if (targetPrivate->extra && targetPrivate->extra->inRenderWithPainter) { - QPainter *targetPainter = targetPrivate->sharedPainter(); - if (targetPainter && targetPainter->isActive()) - d->setSharedPainter(targetPainter); - } - } -#endif - - // Use the target's redirected device if set and adjust offset and paint - // region accordingly. This is typically the case when people call render - // from the paintEvent. - QPoint offset = targetOffset; - offset -= paintRegion.boundingRect().topLeft(); - QPoint redirectionOffset; - QPaintDevice *redirected = 0; - - if (target->devType() == QInternal::Widget) - redirected = static_cast<QWidget *>(target)->d_func()->redirected(&redirectionOffset); - if (!redirected) - redirected = QPainter::redirected(target, &redirectionOffset); - - if (redirected) { - target = redirected; - offset -= redirectionOffset; - } - - if (!inRenderWithPainter) { // Clip handled by shared painter (in qpainter.cpp). - if (QPaintEngine *targetEngine = target->paintEngine()) { - const QRegion targetSystemClip = targetEngine->systemClip(); - if (!targetSystemClip.isEmpty()) - paintRegion &= targetSystemClip.translated(-offset); - } - } - - // Set backingstore flags. - int flags = QWidgetPrivate::DrawPaintOnScreen | QWidgetPrivate::DrawInvisible; - if (renderFlags & DrawWindowBackground) - flags |= QWidgetPrivate::DrawAsRoot; - - if (renderFlags & DrawChildren) - flags |= QWidgetPrivate::DrawRecursive; - else - flags |= QWidgetPrivate::DontSubtractOpaqueChildren; - -#ifdef Q_WS_QWS - flags |= QWidgetPrivate::DontSetCompositionMode; -#endif - - if (target->devType() == QInternal::Printer) { - QPainter p(target); - d->render_helper(&p, targetOffset, paintRegion, renderFlags); - return; - } - -#ifndef Q_WS_MAC - // Render via backingstore. - d->drawWidget(target, paintRegion, offset, flags, d->sharedPainter()); - - // Restore shared painter. - if (oldSharedPainter) - d->setSharedPainter(oldSharedPainter); -#else - // Render via backingstore (no shared painter). - d->drawWidget(target, paintRegion, offset, flags, 0); -#endif + d_func()->render(target, targetOffset, sourceRegion, renderFlags, false); } /*! @@ -5323,7 +5269,15 @@ void QWidgetPrivate::drawWidget(QPaintDevice *pdev, const QRegion &rgn, const QP QPaintEngine *paintEngine = pdev->paintEngine(); if (paintEngine) { setRedirected(pdev, -offset); +#ifdef Q_WS_MAC + // (Alien support) Special case for Mac when redirecting: If the paint device + // is of the Widget type we need to set WA_WState_InPaintEvent since painting + // outside the paint event is not supported on QWidgets. The attributeis + // restored further down. + if (pdev->devType() == QInternal::Widget) + static_cast<QWidget *>(pdev)->setAttribute(Qt::WA_WState_InPaintEvent); +#endif if (sharedPainter) paintEngine->d_func()->systemClip = toBePainted; else @@ -5364,6 +5318,10 @@ void QWidgetPrivate::drawWidget(QPaintDevice *pdev, const QRegion &rgn, const QP //restore if (paintEngine) { +#ifdef Q_WS_MAC + if (pdev->devType() == QInternal::Widget) + static_cast<QWidget *>(pdev)->setAttribute(Qt::WA_WState_InPaintEvent, false); +#endif restoreRedirected(); if (!sharedPainter) paintEngine->d_func()->systemRect = QRect(); @@ -5409,6 +5367,96 @@ void QWidgetPrivate::drawWidget(QPaintDevice *pdev, const QRegion &rgn, const QP } } +void QWidgetPrivate::render(QPaintDevice *target, const QPoint &targetOffset, + const QRegion &sourceRegion, QWidget::RenderFlags renderFlags, + bool readyToRender) +{ + if (!target) { + qWarning("QWidget::render: null pointer to paint device"); + return; + } + + const bool inRenderWithPainter = extra && extra->inRenderWithPainter; + QRegion paintRegion = !inRenderWithPainter && !readyToRender + ? prepareToRender(sourceRegion, renderFlags) + : sourceRegion; + if (paintRegion.isEmpty()) + return; + +#ifndef Q_WS_MAC + QPainter *oldSharedPainter = inRenderWithPainter ? sharedPainter() : 0; + + // Use the target's shared painter if set (typically set when doing + // "other->render(widget);" in the widget's paintEvent. + if (target->devType() == QInternal::Widget) { + QWidgetPrivate *targetPrivate = static_cast<QWidget *>(target)->d_func(); + if (targetPrivate->extra && targetPrivate->extra->inRenderWithPainter) { + QPainter *targetPainter = targetPrivate->sharedPainter(); + if (targetPainter && targetPainter->isActive()) + setSharedPainter(targetPainter); + } + } +#endif + + // Use the target's redirected device if set and adjust offset and paint + // region accordingly. This is typically the case when people call render + // from the paintEvent. + QPoint offset = targetOffset; + offset -= paintRegion.boundingRect().topLeft(); + QPoint redirectionOffset; + QPaintDevice *redirected = 0; + + if (target->devType() == QInternal::Widget) + redirected = static_cast<QWidget *>(target)->d_func()->redirected(&redirectionOffset); + if (!redirected) + redirected = QPainter::redirected(target, &redirectionOffset); + + if (redirected) { + target = redirected; + offset -= redirectionOffset; + } + + if (!inRenderWithPainter) { // Clip handled by shared painter (in qpainter.cpp). + if (QPaintEngine *targetEngine = target->paintEngine()) { + const QRegion targetSystemClip = targetEngine->systemClip(); + if (!targetSystemClip.isEmpty()) + paintRegion &= targetSystemClip.translated(-offset); + } + } + + // Set backingstore flags. + int flags = DrawPaintOnScreen | DrawInvisible; + if (renderFlags & QWidget::DrawWindowBackground) + flags |= DrawAsRoot; + + if (renderFlags & QWidget::DrawChildren) + flags |= DrawRecursive; + else + flags |= DontSubtractOpaqueChildren; + +#ifdef Q_WS_QWS + flags |= DontSetCompositionMode; +#endif + + if (target->devType() == QInternal::Printer) { + QPainter p(target); + render_helper(&p, targetOffset, paintRegion, renderFlags); + return; + } + +#ifndef Q_WS_MAC + // Render via backingstore. + drawWidget(target, paintRegion, offset, flags, sharedPainter()); + + // Restore shared painter. + if (oldSharedPainter) + setSharedPainter(oldSharedPainter); +#else + // Render via backingstore (no shared painter). + drawWidget(target, paintRegion, offset, flags, 0); +#endif +} + void QWidgetPrivate::paintSiblingsRecursive(QPaintDevice *pdev, const QObjectList& siblings, int index, const QRegion &rgn, const QPoint &offset, int flags #ifdef Q_BACKINGSTORE_SUBSURFACES @@ -6454,7 +6502,7 @@ void QWidget::setTabOrder(QWidget* first, QWidget *second) // QWidget *fp = first->d_func()->focus_prev; QWidget *fn = first->d_func()->focus_next; - if (fn == second) + if (fn == second || first == second) return; QWidget *sp = second->d_func()->focus_prev; @@ -7307,7 +7355,7 @@ void QWidgetPrivate::hide_helper() // next bit tries to move the focus if the focus widget is now // hidden. if (wasVisible) { -#if defined(Q_WS_WIN) || defined(Q_WS_X11) || defined (Q_WS_QWS) +#if defined(Q_WS_WIN) || defined(Q_WS_X11) || defined (Q_WS_QWS) || defined(Q_WS_MAC) qApp->d_func()->sendSyntheticEnterLeave(q); #endif @@ -7439,7 +7487,7 @@ void QWidget::setVisible(bool visible) d->show_helper(); -#if defined(Q_WS_WIN) || defined(Q_WS_X11) || defined (Q_WS_QWS) +#if defined(Q_WS_WIN) || defined(Q_WS_X11) || defined (Q_WS_QWS) || defined(Q_WS_MAC) qApp->d_func()->sendSyntheticEnterLeave(this); #endif } @@ -7571,7 +7619,7 @@ void QWidgetPrivate::hideChildren(bool spontaneous) widget->d_func()->hide_sys(); } } -#if defined(Q_WS_WIN) || defined(Q_WS_X11) || defined (Q_WS_QWS) +#if defined(Q_WS_WIN) || defined(Q_WS_X11) || defined (Q_WS_QWS) || defined(Q_WS_MAC) qApp->d_func()->sendSyntheticEnterLeave(widget); #endif #ifndef QT_NO_ACCESSIBILITY @@ -7615,23 +7663,21 @@ bool QWidgetPrivate::close_helper(CloseMode mode) if (isMain) QApplication::quit(); #endif - // Attempt to close the application only if this widget has the - // WA_QuitOnClose flag set set and has a non-visible parent - quitOnClose = quitOnClose && (parentWidget.isNull() || !parentWidget->isVisible() || parentWidget->testAttribute(Qt::WA_DontShowOnScreen)); + // Attempt to close the application only if this has WA_QuitOnClose set and a non-visible parent + quitOnClose = quitOnClose && (parentWidget.isNull() || !parentWidget->isVisible()); if (quitOnClose) { - // If there is no non-withdrawn primary window left (except - // the ones without QuitOnClose or with WA_DontShowOnScreen), - // we emit the lastWindowClosed signal + /* if there is no non-withdrawn primary window left (except + the ones without QuitOnClose), we emit the lastWindowClosed + signal */ QWidgetList list = QApplication::topLevelWidgets(); bool lastWindowClosed = true; for (int i = 0; i < list.size(); ++i) { QWidget *w = list.at(i); - if ((w->isVisible() && !w->testAttribute(Qt::WA_DontShowOnScreen)) - && !w->parentWidget() && w->testAttribute(Qt::WA_QuitOnClose)) { - lastWindowClosed = false; - break; - } + if (!w->isVisible() || w->parentWidget() || !w->testAttribute(Qt::WA_QuitOnClose)) + continue; + lastWindowClosed = false; + break; } if (lastWindowClosed) QApplicationPrivate::emitLastWindowClosed(); @@ -9794,7 +9840,7 @@ void QWidget::setParent(QWidget *parent, Qt::WindowFlags f) desktopWidget = parent; bool newParent = (parent != parentWidget()) || !wasCreated || desktopWidget; -#if defined(Q_WS_X11) || defined(Q_WS_WIN) +#if defined(Q_WS_X11) || defined(Q_WS_WIN) || defined(Q_WS_MAC) if (newParent && parent && !desktopWidget) { if (testAttribute(Qt::WA_NativeWindow) && !qApp->testAttribute(Qt::AA_DontCreateNativeWidgetSiblings)) parent->d_func()->enforceNativeChildren(); @@ -10269,6 +10315,29 @@ const QPixmap *QWidget::icon() const #endif // QT3_SUPPORT + /*! + \internal + + This just sets the corresponding attribute bit to 1 or 0 + */ +static void setAttribute_internal(Qt::WidgetAttribute attribute, bool on, QWidgetData *data, + QWidgetPrivate *d) +{ + if (attribute < int(8*sizeof(uint))) { + if (on) + data->widget_attributes |= (1<<attribute); + else + data->widget_attributes &= ~(1<<attribute); + } else { + const int x = attribute - 8*sizeof(uint); + const int int_off = x / (8*sizeof(uint)); + if (on) + d->high_attributes[int_off] |= (1<<(x-(int_off*8*sizeof(uint)))); + else + d->high_attributes[int_off] &= ~(1<<(x-(int_off*8*sizeof(uint)))); + } +} + /*! Sets the attribute \a attribute on this widget if \a on is true; otherwise clears the attribute. @@ -10295,19 +10364,7 @@ void QWidget::setAttribute(Qt::WidgetAttribute attribute, bool on) } #endif - if (attribute < int(8*sizeof(uint))) { - if (on) - data->widget_attributes |= (1<<attribute); - else - data->widget_attributes &= ~(1<<attribute); - } else { - const int x = attribute - 8*sizeof(uint); - const int int_off = x / (8*sizeof(uint)); - if (on) - d->high_attributes[int_off] |= (1<<(x-(int_off*8*sizeof(uint)))); - else - d->high_attributes[int_off] &= ~(1<<(x-(int_off*8*sizeof(uint)))); - } + setAttribute_internal(attribute, on, data, d); switch (attribute) { @@ -10366,14 +10423,11 @@ void QWidget::setAttribute(Qt::WidgetAttribute attribute, bool on) #ifdef Q_WS_MAC { // We can only have one of these set at a time - static const int MacSizes[] = { Qt::WA_MacNormalSize, Qt::WA_MacSmallSize, - Qt::WA_MacMiniSize, 0 }; - for (int i = 0; MacSizes[i] != 0; ++i) { - if (MacSizes[i] == attribute) - continue; - int macsize_x = MacSizes[i] - 8*sizeof(uint); - int macsize_int_off = macsize_x / (8*sizeof(uint)); - d->high_attributes[macsize_int_off] &= ~(1<<(macsize_x-(macsize_int_off*8*sizeof(uint)))); + const Qt::WidgetAttribute MacSizes[] = { Qt::WA_MacNormalSize, Qt::WA_MacSmallSize, + Qt::WA_MacMiniSize }; + for (int i = 0; i < 3; ++i) { + if (MacSizes[i] != attribute) + setAttribute_internal(MacSizes[i], false, data, d); } d->macUpdateSizeAttribute(); } @@ -10440,7 +10494,7 @@ void QWidget::setAttribute(Qt::WidgetAttribute attribute, bool on) } case Qt::WA_PaintOnScreen: d->updateIsOpaque(); -#if defined(Q_WS_WIN) || defined(Q_WS_X11) +#if defined(Q_WS_WIN) || defined(Q_WS_X11) || defined(Q_WS_MAC) // Recreate the widget if it's already created as an alien widget and // WA_PaintOnScreen is enabled. Paint on screen widgets must have win id. // So must their children. |