diff options
Diffstat (limited to 'src/widgets/widgets/qmenu.cpp')
| -rw-r--r-- | src/widgets/widgets/qmenu.cpp | 338 |
1 files changed, 177 insertions, 161 deletions
diff --git a/src/widgets/widgets/qmenu.cpp b/src/widgets/widgets/qmenu.cpp index 57ef7905d9..701035fc32 100644 --- a/src/widgets/widgets/qmenu.cpp +++ b/src/widgets/widgets/qmenu.cpp @@ -83,7 +83,7 @@ QT_BEGIN_NAMESPACE -QMenu *QMenuPrivate::mouseDown = 0; +QMenu *QMenuPrivate::mouseDown = nullptr; /* QMenu code */ // internal class used for the torn off popup @@ -96,7 +96,7 @@ class QTornOffMenu : public QMenu public: QTornOffMenuPrivate(QMenu *p) : causedMenu(p), initialized(false) { tornoff = 1; - causedPopup.widget = 0; + causedPopup.widget = nullptr; causedPopup.action = p->d_func()->causedPopup.action; causedStack = p->d_func()->calcCausedStack(); } @@ -106,11 +106,11 @@ class QTornOffMenu : public QMenu QSize size = menuSize; const QPoint p = (!initialized) ? causedMenu->pos() : q->pos(); QRect screen = popupGeometry(QDesktopWidgetPrivate::screenNumber(p)); - const int desktopFrame = q->style()->pixelMetric(QStyle::PM_MenuDesktopFrameWidth, 0, q); - const int titleBarHeight = q->style()->pixelMetric(QStyle::PM_TitleBarHeight, 0, q); + const int desktopFrame = q->style()->pixelMetric(QStyle::PM_MenuDesktopFrameWidth, nullptr, q); + const int titleBarHeight = q->style()->pixelMetric(QStyle::PM_TitleBarHeight, nullptr, q); if (scroll && (size.height() > screen.height() - titleBarHeight || size.width() > screen.width())) { - const int fw = q->style()->pixelMetric(QStyle::PM_MenuPanelWidth, 0, q); - const int hmargin = q->style()->pixelMetric(QStyle::PM_MenuHMargin, 0, q); + const int fw = q->style()->pixelMetric(QStyle::PM_MenuPanelWidth, nullptr, q); + const int hmargin = q->style()->pixelMetric(QStyle::PM_MenuHMargin, nullptr, q); scroll->scrollFlags |= uint(QMenuPrivate::QMenuScroller::ScrollDown); size.setWidth(qMin(actionRects.at(getLastVisibleAction()).right() + fw + hmargin + rightmargin + 1, screen.width())); size.setHeight(screen.height() - desktopFrame * 2 - titleBarHeight); @@ -202,15 +202,15 @@ void QMenuPrivate::init() if (!tornPopup.isNull()) tornPopup->updateWindowTitle(); }); - q->setMouseTracking(q->style()->styleHint(QStyle::SH_Menu_MouseTracking, 0, q)); - if (q->style()->styleHint(QStyle::SH_Menu_Scrollable, 0, q)) { + q->setMouseTracking(q->style()->styleHint(QStyle::SH_Menu_MouseTracking, nullptr, q)); + if (q->style()->styleHint(QStyle::SH_Menu_Scrollable, nullptr, q)) { scroll = new QMenuPrivate::QMenuScroller; scroll->scrollFlags = QMenuPrivate::QMenuScroller::ScrollNone; } sloppyState.initialize(q); delayState.initialize(q); - mousePopupDelay = q->style()->styleHint(QStyle::SH_Menu_SubMenuPopupDelay, 0, q); + mousePopupDelay = q->style()->styleHint(QStyle::SH_Menu_SubMenuPopupDelay, nullptr, q); } QPlatformMenu *QMenuPrivate::createPlatformMenu() @@ -262,7 +262,7 @@ void QMenuPrivate::copyActionToPlatformItem(const QAction *action, QPlatformMenu item->setIconSize(w->style()->pixelMetric(QStyle::PM_SmallIconSize, &opt, w)); } else { QStyleOption opt; - item->setIconSize(QApplication::style()->pixelMetric(QStyle::PM_SmallIconSize, &opt, 0)); + item->setIconSize(QApplication::style()->pixelMetric(QStyle::PM_SmallIconSize, &opt, nullptr)); } } else { item->setIcon(QIcon()); @@ -283,7 +283,7 @@ void QMenuPrivate::copyActionToPlatformItem(const QAction *action, QPlatformMenu action->menu()->setPlatformMenu(platformMenu->createSubMenu()); item->setMenu(action->menu()->platformMenu()); } else { - item->setMenu(0); + item->setMenu(nullptr); } } @@ -304,7 +304,7 @@ QPlatformMenuItem * QMenuPrivate::insertActionInPlatformMenu(const QAction *acti int QMenuPrivate::scrollerHeight() const { Q_Q(const QMenu); - return qMax(QApplication::globalStrut().height(), q->style()->pixelMetric(QStyle::PM_MenuScrollerHeight, 0, q)); + return qMax(QApplication::globalStrut().height(), q->style()->pixelMetric(QStyle::PM_MenuScrollerHeight, nullptr, q)); } // Windows and KDE allow menus to cover the taskbar, while GNOME and macOS @@ -541,9 +541,9 @@ void QMenuPrivate::hideUpToMenuBar() while(caused) { #if QT_CONFIG(menubar) if (QMenuBar *mb = qobject_cast<QMenuBar*>(caused)) { - mb->d_func()->setCurrentAction(0); + mb->d_func()->setCurrentAction(nullptr); mb->d_func()->setKeyboardMode(false); - caused = 0; + caused = nullptr; } else #endif if (QMenu *m = qobject_cast<QMenu*>(caused)) { @@ -551,12 +551,12 @@ void QMenuPrivate::hideUpToMenuBar() if (!m->d_func()->tornoff) hideMenu(m); if (!fadeMenus) // Mac doesn't clear the action until after hidden. - m->d_func()->setCurrentAction(0); - } else { caused = 0; + m->d_func()->setCurrentAction(nullptr); + } else { caused = nullptr; } } } - setCurrentAction(0); + setCurrentAction(nullptr); } void QMenuPrivate::hideMenu(QMenu *menu) @@ -573,7 +573,7 @@ void QMenuPrivate::hideMenu(QMenu *menu) QEventLoop eventLoop; QAction *activeAction = currentAction; - menu->setActiveAction(0); + menu->setActiveAction(nullptr); QTimer::singleShot(60, &eventLoop, SLOT(quit())); eventLoop.exec(); @@ -587,10 +587,10 @@ void QMenuPrivate::hideMenu(QMenu *menu) blocker.unblock(); #endif // QT_CONFIG(effects) if (activeMenu == menu) - activeMenu = 0; - menu->d_func()->causedPopup.action = 0; + activeMenu = nullptr; + menu->d_func()->causedPopup.action = nullptr; menu->close(); - menu->d_func()->causedPopup.widget = 0; + menu->d_func()->causedPopup.widget = nullptr; } void QMenuPrivate::popupAction(QAction *action, int delay, bool activateFirst) @@ -617,7 +617,7 @@ void QMenuPrivate::setSyncAction() Q_Q(QMenu); QAction *current = currentAction; if(current && (!current->isEnabled() || current->menu() || current->isSeparator())) - current = 0; + current = nullptr; for(QWidget *caused = q; caused;) { if (QMenu *m = qobject_cast<QMenu*>(caused)) { caused = m->d_func()->causedPopup.widget; @@ -645,7 +645,7 @@ void QMenuPrivate::setFirstActionActive() } QAction *act = actions.at(i); if (!act->isSeparator() && - (q->style()->styleHint(QStyle::SH_Menu_AllowActiveAndDisabled, 0, q) + (q->style()->styleHint(QStyle::SH_Menu_AllowActiveAndDisabled, nullptr, q) || act->isEnabled())) { setCurrentAction(act); break; @@ -661,7 +661,7 @@ void QMenuPrivate::setCurrentAction(QAction *action, int popup, SelectionReason if (action && (action->isSeparator() - || (!action->isEnabled() && !q->style()->styleHint(QStyle::SH_Menu_AllowActiveAndDisabled, 0, q)))) + || (!action->isEnabled() && !q->style()->styleHint(QStyle::SH_Menu_AllowActiveAndDisabled, nullptr, q)))) action = nullptr; // Reselect the currently active action in case mouse moved over other menu items when @@ -718,8 +718,8 @@ void QMenuPrivate::setCurrentAction(QAction *action, int popup, SelectionReason if (popup == -1) { #if QT_CONFIG(effects) // kill any running effect - qFadeEffect(0); - qScrollEffect(0); + qFadeEffect(nullptr); + qScrollEffect(nullptr); #endif hideMenu(hideActiveMenu); } else if (!currentAction || !currentAction->menu()) { @@ -869,13 +869,13 @@ QWidget *QMenuPrivate::topCausedWidget() const QAction *QMenuPrivate::actionAt(QPoint p) const { if (!rect().contains(p)) //sanity check - return 0; + return nullptr; for(int i = 0; i < actionRects.count(); i++) { if (actionRects.at(i).contains(p)) return actions.at(i); } - return 0; + return nullptr; } void QMenuPrivate::setOverrideMenuAction(QAction *a) @@ -978,7 +978,7 @@ QMenuPrivate::ScrollerTearOffItem::ScrollerTearOffItem(QMenuPrivate::ScrollerTea : QWidget(parent, f), menuPrivate(mPrivate), scrollType(type) { if (parent) - setMouseTracking(parent->style()->styleHint(QStyle::SH_Menu_MouseTracking, 0, parent)); + setMouseTracking(parent->style()->styleHint(QStyle::SH_Menu_MouseTracking, nullptr, parent)); } void QMenuPrivate::ScrollerTearOffItem::paintEvent(QPaintEvent *e) @@ -993,7 +993,7 @@ void QMenuPrivate::ScrollerTearOffItem::paintEvent(QPaintEvent *e) menuPrivate->drawScroller(&p, scrollType, QRect(0, 0, width(), menuPrivate->scrollerHeight())); //paint the tear off if (scrollType == QMenuPrivate::ScrollerTearOffItem::ScrollUp) { - QRect rect(0, 0, width(), parent->style()->pixelMetric(QStyle::PM_MenuTearoffHeight, 0, parent)); + QRect rect(0, 0, width(), parent->style()->pixelMetric(QStyle::PM_MenuTearoffHeight, nullptr, parent)); if (menuPrivate->scroll && menuPrivate->scroll->scrollFlags & QMenuPrivate::QMenuScroller::ScrollUp) rect.translate(0, menuPrivate->scrollerHeight()); menuPrivate->drawTearOff(&p, rect); @@ -1068,8 +1068,8 @@ void QMenuPrivate::scrollMenu(QAction *action, QMenuScroller::ScrollLocation loc int newOffset = 0; const int topScroll = (scroll->scrollFlags & QMenuScroller::ScrollUp) ? scrollerHeight() : 0; const int botScroll = (scroll->scrollFlags & QMenuScroller::ScrollDown) ? scrollerHeight() : 0; - const int vmargin = q->style()->pixelMetric(QStyle::PM_MenuVMargin, 0, q); - const int fw = q->style()->pixelMetric(QStyle::PM_MenuPanelWidth, 0, q); + const int vmargin = q->style()->pixelMetric(QStyle::PM_MenuVMargin, nullptr, q); + const int fw = q->style()->pixelMetric(QStyle::PM_MenuPanelWidth, nullptr, q); if (location == QMenuScroller::ScrollTop) { for(int i = 0, saccum = 0; i < actions.count(); i++) { @@ -1110,7 +1110,7 @@ void QMenuPrivate::scrollMenu(QAction *action, QMenuScroller::ScrollLocation loc if (!(newScrollFlags & QMenuScroller::ScrollDown) && (scroll->scrollFlags & QMenuScroller::ScrollDown)) { newOffset = q->height() - (saccum - newOffset) - fw*2 - vmargin - topmargin - bottommargin; //last item at bottom if (tearoff) - newOffset -= q->style()->pixelMetric(QStyle::PM_MenuTearoffHeight, 0, q); + newOffset -= q->style()->pixelMetric(QStyle::PM_MenuTearoffHeight, nullptr, q); } if (!(newScrollFlags & QMenuScroller::ScrollUp) && (scroll->scrollFlags & QMenuScroller::ScrollUp)) { @@ -1121,7 +1121,7 @@ void QMenuPrivate::scrollMenu(QAction *action, QMenuScroller::ScrollLocation loc newOffset -= vmargin; QRect screen = popupGeometry(); - const int desktopFrame = q->style()->pixelMetric(QStyle::PM_MenuDesktopFrameWidth, 0, q); + const int desktopFrame = q->style()->pixelMetric(QStyle::PM_MenuDesktopFrameWidth, nullptr, q); if (q->height() < screen.height()-(desktopFrame*2)-1) { QRect geom = q->geometry(); if (newOffset > scroll->scrollOffset && (scroll->scrollFlags & newScrollFlags & QMenuScroller::ScrollUp)) { //scroll up @@ -1183,7 +1183,7 @@ void QMenuPrivate::scrollMenu(QMenuScroller::ScrollLocation location, bool activ if (actionRects.at(i).isNull()) continue; if (!act->isSeparator() && - (q->style()->styleHint(QStyle::SH_Menu_AllowActiveAndDisabled, 0, q) + (q->style()->styleHint(QStyle::SH_Menu_AllowActiveAndDisabled, nullptr, q) || act->isEnabled())) { if(scroll->scrollFlags & QMenuPrivate::QMenuScroller::ScrollDown) scrollMenu(act, QMenuPrivate::QMenuScroller::ScrollBottom, active); @@ -1198,7 +1198,7 @@ void QMenuPrivate::scrollMenu(QMenuScroller::ScrollLocation location, bool activ if (actionRects.at(i).isNull()) continue; if (!act->isSeparator() && - (q->style()->styleHint(QStyle::SH_Menu_AllowActiveAndDisabled, 0, q) + (q->style()->styleHint(QStyle::SH_Menu_AllowActiveAndDisabled, nullptr, q) || act->isEnabled())) { if(scroll->scrollFlags & QMenuPrivate::QMenuScroller::ScrollUp) scrollMenu(act, QMenuPrivate::QMenuScroller::ScrollTop, active); @@ -1219,8 +1219,8 @@ void QMenuPrivate::scrollMenu(QMenuScroller::ScrollDirection direction, bool pag updateActionRects(); const int topScroll = (scroll->scrollFlags & QMenuScroller::ScrollUp) ? scrollerHeight() : 0; const int botScroll = (scroll->scrollFlags & QMenuScroller::ScrollDown) ? scrollerHeight() : 0; - const int vmargin = q->style()->pixelMetric(QStyle::PM_MenuVMargin, 0, q); - const int fw = q->style()->pixelMetric(QStyle::PM_MenuPanelWidth, 0, q); + const int vmargin = q->style()->pixelMetric(QStyle::PM_MenuVMargin, nullptr, q); + const int fw = q->style()->pixelMetric(QStyle::PM_MenuPanelWidth, nullptr, q); const int offset = topScroll ? topScroll-vmargin : 0; if (direction == QMenuScroller::ScrollUp) { for(int i = 0, saccum = 0; i < actions.count(); i++) { @@ -1301,7 +1301,7 @@ bool QMenuPrivate::mouseEventTaken(QMouseEvent *e) tearRect.translate(0, scrollerHeight()); q->update(tearRect); if (tearRect.contains(pos) && hasMouseMoved(e->globalPos())) { - setCurrentAction(0); + setCurrentAction(nullptr); tearoffHighlighted = 1; if (e->type() == QEvent::MouseButtonRelease) { if (!tornPopup) @@ -1320,7 +1320,7 @@ bool QMenuPrivate::mouseEventTaken(QMouseEvent *e) for(QWidget *caused = causedPopup.widget; caused;) { bool passOnEvent = false; - QWidget *next_widget = 0; + QWidget *next_widget = nullptr; QPoint cpos = caused->mapFromGlobal(e->globalPos()); #if QT_CONFIG(menubar) if (QMenuBar *mb = qobject_cast<QMenuBar*>(caused)) { @@ -1441,7 +1441,7 @@ void QMenuPrivate::activateAction(QAction *action, QAction::ActionEvent action_e #endif action->showStatusText(topCausedWidget()); } else { - actionAboutToTrigger = 0; + actionAboutToTrigger = nullptr; } } @@ -2260,7 +2260,7 @@ QAction *QMenu::actionAt(const QPoint &pt) const { if (QAction *ret = d_func()->actionAt(pt)) return ret; - return 0; + return nullptr; } /*! @@ -2319,76 +2319,86 @@ QSize QMenu::sizeHint() const void QMenu::popup(const QPoint &p, QAction *atAction) { Q_D(QMenu); - if (d->scroll) { // reset scroll state from last popup - if (d->scroll->scrollOffset) - d->itemsDirty = 1; // sizeHint will be incorrect if there is previous scroll - d->scroll->scrollOffset = 0; - d->scroll->scrollFlags = QMenuPrivate::QMenuScroller::ScrollNone; + d->popup(p, atAction); +} + +void QMenuPrivate::popup(const QPoint &p, QAction *atAction, PositionFunction positionFunction) +{ + Q_Q(QMenu); + if (scroll) { // reset scroll state from last popup + if (scroll->scrollOffset) + itemsDirty = 1; // sizeHint will be incorrect if there is previous scroll + scroll->scrollOffset = 0; + scroll->scrollFlags = QMenuPrivate::QMenuScroller::ScrollNone; } - d->tearoffHighlighted = 0; - d->motions = 0; - d->doChildEffects = true; - d->updateLayoutDirection(); + tearoffHighlighted = 0; + motions = 0; + doChildEffects = true; + updateLayoutDirection(); // Ensure that we get correct sizeHints by placing this window on the correct screen. // However if the QMenu was constructed with a QDesktopScreenWidget as its parent, // then initialScreenIndex was set, so we should respect that for the lifetime of this menu. // Use d->popupScreen to remember, because initialScreenIndex will be reset after the first showing. // However if eventLoop exists, then exec() already did this by calling createWinId(); so leave it alone. (QTBUG-76162) - if (!d->eventLoop) { - const int screenIndex = d->topData()->initialScreenIndex; + if (!eventLoop) { + const int screenIndex = topData()->initialScreenIndex; if (screenIndex >= 0) - d->popupScreen = screenIndex; - if (auto s = QGuiApplication::screens().value(d->popupScreen)) { - if (d->setScreen(s)) - d->itemsDirty = true; - } else if (d->setScreenForPoint(p)) { - d->itemsDirty = true; + popupScreen = screenIndex; + if (auto s = QGuiApplication::screens().value(popupScreen)) { + if (setScreen(s)) + itemsDirty = true; + } else if (setScreenForPoint(p)) { + itemsDirty = true; } } - const bool contextMenu = d->isContextMenu(); - if (d->lastContextMenu != contextMenu) { - d->itemsDirty = true; - d->lastContextMenu = contextMenu; + const bool contextMenu = isContextMenu(); + if (lastContextMenu != contextMenu) { + itemsDirty = true; + lastContextMenu = contextMenu; } #if QT_CONFIG(menubar) // if this menu is part of a chain attached to a QMenuBar, set the // _NET_WM_WINDOW_TYPE_DROPDOWN_MENU X11 window type - setAttribute(Qt::WA_X11NetWmWindowTypeDropDownMenu, qobject_cast<QMenuBar *>(d->topCausedWidget()) != 0); + q->setAttribute(Qt::WA_X11NetWmWindowTypeDropDownMenu, qobject_cast<QMenuBar *>(topCausedWidget()) != nullptr); #endif - ensurePolished(); // Get the right font - emit aboutToShow(); - const bool actionListChanged = d->itemsDirty; + q->ensurePolished(); // Get the right font + emit q->aboutToShow(); + const bool actionListChanged = itemsDirty; QRect screen; #if QT_CONFIG(graphicsview) - bool isEmbedded = !bypassGraphicsProxyWidget(this) && QMenuPrivate::nearestGraphicsProxyWidget(this); + bool isEmbedded = !bypassGraphicsProxyWidget(q) && QMenuPrivate::nearestGraphicsProxyWidget(q); if (isEmbedded) - screen = d->popupGeometry(); + screen = popupGeometry(); else #endif - screen = d->popupGeometry(QDesktopWidgetPrivate::screenNumber(p)); - d->updateActionRects(screen); + screen = popupGeometry(QDesktopWidgetPrivate::screenNumber(p)); + updateActionRects(screen); QPoint pos; - QPushButton *causedButton = qobject_cast<QPushButton*>(d->causedPopup.widget); + QPushButton *causedButton = qobject_cast<QPushButton*>(causedPopup.widget); if (actionListChanged && causedButton) pos = QPushButtonPrivate::get(causedButton)->adjustedMenuPosition(); else pos = p; - const QSize menuSizeHint(sizeHint()); + const QSize menuSizeHint(q->sizeHint()); QSize size = menuSizeHint; - const int desktopFrame = style()->pixelMetric(QStyle::PM_MenuDesktopFrameWidth, 0, this); - bool adjustToDesktop = !window()->testAttribute(Qt::WA_DontShowOnScreen); + + if (positionFunction) + pos = positionFunction(menuSizeHint); + + const int desktopFrame = q->style()->pixelMetric(QStyle::PM_MenuDesktopFrameWidth, nullptr, q); + bool adjustToDesktop = !q->window()->testAttribute(Qt::WA_DontShowOnScreen); // if the screens have very different geometries and the menu is too big, we have to recalculate if ((size.height() > screen.height() || size.width() > screen.width()) || // Layout is not right, we might be able to save horizontal space - (d->ncols >1 && size.height() < screen.height())) { + (ncols >1 && size.height() < screen.height())) { size.setWidth(qMin(menuSizeHint.width(), screen.width() - desktopFrame * 2)); size.setHeight(qMin(menuSizeHint.height(), screen.height() - desktopFrame * 2)); adjustToDesktop = true; @@ -2397,61 +2407,61 @@ void QMenu::popup(const QPoint &p, QAction *atAction) #ifdef QT_KEYPAD_NAVIGATION if (!atAction && QApplicationPrivate::keypadNavigationEnabled()) { // Try to have one item activated - if (d->defaultAction && d->defaultAction->isEnabled()) { - atAction = d->defaultAction; + if (defaultAction && defaultAction->isEnabled()) { + atAction = defaultAction; // TODO: This works for first level menus, not yet sub menus } else { - for (QAction *action : qAsConst(d->actions)) + for (QAction *action : qAsConst(actions)) if (action->isEnabled()) { atAction = action; break; } } - d->currentAction = atAction; + currentAction = atAction; } #endif - if (d->ncols > 1) { + if (ncols > 1) { pos.setY(screen.top() + desktopFrame); } else if (atAction) { - for (int i = 0, above_height = 0; i < d->actions.count(); i++) { - QAction *action = d->actions.at(i); + for (int i = 0, above_height = 0; i < actions.count(); i++) { + QAction *action = actions.at(i); if (action == atAction) { int newY = pos.y() - above_height; - if (d->scroll && newY < desktopFrame) { - d->scroll->scrollFlags = d->scroll->scrollFlags + if (scroll && newY < desktopFrame) { + scroll->scrollFlags = scroll->scrollFlags | QMenuPrivate::QMenuScroller::ScrollUp; - d->scroll->scrollOffset = newY; + scroll->scrollOffset = newY; newY = desktopFrame; } pos.setY(newY); - if (d->scroll && d->scroll->scrollFlags != QMenuPrivate::QMenuScroller::ScrollNone - && !style()->styleHint(QStyle::SH_Menu_FillScreenWithScroll, 0, this)) { - int below_height = above_height + d->scroll->scrollOffset; - for (int i2 = i; i2 < d->actionRects.count(); i2++) - below_height += d->actionRects.at(i2).height(); + if (scroll && scroll->scrollFlags != QMenuPrivate::QMenuScroller::ScrollNone + && !q->style()->styleHint(QStyle::SH_Menu_FillScreenWithScroll, nullptr, q)) { + int below_height = above_height + scroll->scrollOffset; + for (int i2 = i; i2 < actionRects.count(); i2++) + below_height += actionRects.at(i2).height(); size.setHeight(below_height); } break; } else { - above_height += d->actionRects.at(i).height(); + above_height += actionRects.at(i).height(); } } } QPoint mouse = QCursor::pos(); - d->mousePopupPos = mouse; - const bool snapToMouse = !d->causedPopup.widget && (QRect(p.x() - 3, p.y() - 3, 6, 6).contains(mouse)); + mousePopupPos = mouse; + const bool snapToMouse = !causedPopup.widget && (QRect(p.x() - 3, p.y() - 3, 6, 6).contains(mouse)); if (adjustToDesktop) { // handle popup falling "off screen" - if (isRightToLeft()) { + if (q->isRightToLeft()) { if (snapToMouse) // position flowing left from the mouse pos.setX(mouse.x() - size.width()); #if QT_CONFIG(menubar) // if the menu is in a menubar or is a submenu, it should be right-aligned - if (qobject_cast<QMenuBar*>(d->causedPopup.widget) || qobject_cast<QMenu*>(d->causedPopup.widget)) + if (qobject_cast<QMenuBar*>(causedPopup.widget) || qobject_cast<QMenu*>(causedPopup.widget)) pos.rx() -= size.width(); #endif // QT_CONFIG(menubar) @@ -2475,8 +2485,8 @@ void QMenu::popup(const QPoint &p, QAction *atAction) if (pos.y() < screen.top() + desktopFrame) pos.setY(screen.top() + desktopFrame); if (pos.y() + menuSizeHint.height() - 1 > screen.bottom() - desktopFrame) { - if (d->scroll) { - d->scroll->scrollFlags |= uint(QMenuPrivate::QMenuScroller::ScrollDown); + if (scroll) { + scroll->scrollFlags |= uint(QMenuPrivate::QMenuScroller::ScrollDown); int y = qMax(screen.y(),pos.y()); size.setHeight(screen.bottom() - (desktopFrame * 2) - y); } else { @@ -2485,13 +2495,13 @@ void QMenu::popup(const QPoint &p, QAction *atAction) } } } - const int subMenuOffset = style()->pixelMetric(QStyle::PM_SubMenuOverlap, 0, this); - QMenu *caused = qobject_cast<QMenu*>(d_func()->causedPopup.widget); + const int subMenuOffset = q->style()->pixelMetric(QStyle::PM_SubMenuOverlap, nullptr, q); + QMenu *caused = qobject_cast<QMenu*>(causedPopup.widget); if (caused && caused->geometry().width() + menuSizeHint.width() + subMenuOffset < screen.width()) { QRect parentActionRect(caused->d_func()->actionRect(caused->d_func()->currentAction)); const QPoint actionTopLeft = caused->mapToGlobal(parentActionRect.topLeft()); parentActionRect.moveTopLeft(actionTopLeft); - if (isRightToLeft()) { + if (q->isRightToLeft()) { if ((pos.x() + menuSizeHint.width() > parentActionRect.left() - subMenuOffset) && (pos.x() < parentActionRect.right())) { @@ -2513,61 +2523,61 @@ void QMenu::popup(const QPoint &p, QAction *atAction) } } } - setGeometry(QRect(pos, size)); + q->setGeometry(QRect(pos, size)); #if QT_CONFIG(effects) - int hGuess = isRightToLeft() ? QEffects::LeftScroll : QEffects::RightScroll; + int hGuess = q->isRightToLeft() ? QEffects::LeftScroll : QEffects::RightScroll; int vGuess = QEffects::DownScroll; - if (isRightToLeft()) { + if (q->isRightToLeft()) { if ((snapToMouse && (pos.x() + size.width() / 2 > mouse.x())) || - (qobject_cast<QMenu*>(d->causedPopup.widget) && pos.x() + size.width() / 2 > d->causedPopup.widget->x())) + (qobject_cast<QMenu*>(causedPopup.widget) && pos.x() + size.width() / 2 > causedPopup.widget->x())) hGuess = QEffects::RightScroll; } else { if ((snapToMouse && (pos.x() + size.width() / 2 < mouse.x())) || - (qobject_cast<QMenu*>(d->causedPopup.widget) && pos.x() + size.width() / 2 < d->causedPopup.widget->x())) + (qobject_cast<QMenu*>(causedPopup.widget) && pos.x() + size.width() / 2 < causedPopup.widget->x())) hGuess = QEffects::LeftScroll; } #if QT_CONFIG(menubar) if ((snapToMouse && (pos.y() + size.height() / 2 < mouse.y())) || - (qobject_cast<QMenuBar*>(d->causedPopup.widget) && - pos.y() + size.width() / 2 < d->causedPopup.widget->mapToGlobal(d->causedPopup.widget->pos()).y())) + (qobject_cast<QMenuBar*>(causedPopup.widget) && + pos.y() + size.width() / 2 < causedPopup.widget->mapToGlobal(causedPopup.widget->pos()).y())) vGuess = QEffects::UpScroll; #endif if (QApplication::isEffectEnabled(Qt::UI_AnimateMenu)) { bool doChildEffects = true; #if QT_CONFIG(menubar) - if (QMenuBar *mb = qobject_cast<QMenuBar*>(d->causedPopup.widget)) { + if (QMenuBar *mb = qobject_cast<QMenuBar*>(causedPopup.widget)) { doChildEffects = mb->d_func()->doChildEffects; mb->d_func()->doChildEffects = false; } else #endif - if (QMenu *m = qobject_cast<QMenu*>(d->causedPopup.widget)) { + if (QMenu *m = qobject_cast<QMenu*>(causedPopup.widget)) { doChildEffects = m->d_func()->doChildEffects; m->d_func()->doChildEffects = false; } if (doChildEffects) { if (QApplication::isEffectEnabled(Qt::UI_FadeMenu)) - qFadeEffect(this); - else if (d->causedPopup.widget) - qScrollEffect(this, qobject_cast<QMenu*>(d->causedPopup.widget) ? hGuess : vGuess); + qFadeEffect(q); + else if (causedPopup.widget) + qScrollEffect(q, qobject_cast<QMenu*>(causedPopup.widget) ? hGuess : vGuess); else - qScrollEffect(this, hGuess | vGuess); + qScrollEffect(q, hGuess | vGuess); } else { // kill any running effect - qFadeEffect(0); - qScrollEffect(0); + qFadeEffect(nullptr); + qScrollEffect(nullptr); - show(); + q->show(); } } else #endif { - show(); + q->show(); } #ifndef QT_NO_ACCESSIBILITY - QAccessibleEvent event(this, QAccessible::PopupMenuStart); + QAccessibleEvent event(q, QAccessible::PopupMenuStart); QAccessible::updateAccessibility(&event); #endif } @@ -2633,20 +2643,26 @@ QAction *QMenu::exec() QAction *QMenu::exec(const QPoint &p, QAction *action) { Q_D(QMenu); - ensurePolished(); - createWinId(); - QEventLoop eventLoop; - d->eventLoop = &eventLoop; - popup(p, action); - - QPointer<QObject> guard = this; - (void) eventLoop.exec(); + return d->exec(p, action); +} + +QAction *QMenuPrivate::exec(const QPoint &p, QAction *action, PositionFunction positionFunction) +{ + Q_Q(QMenu); + q->ensurePolished(); + q->createWinId(); + QEventLoop evtLoop; + eventLoop = &evtLoop; + popup(p, action, positionFunction); + + QPointer<QObject> guard = q; + (void) evtLoop.exec(); if (guard.isNull()) return nullptr; - action = d->syncAction; - d->syncAction = nullptr; - d->eventLoop = nullptr; + action = syncAction; + syncAction = nullptr; + eventLoop = nullptr; return action; } @@ -2692,22 +2708,22 @@ void QMenu::hideEvent(QHideEvent *) emit aboutToHide(); if (d->eventLoop) d->eventLoop->exit(); - d->setCurrentAction(0); + d->setCurrentAction(nullptr); #ifndef QT_NO_ACCESSIBILITY QAccessibleEvent event(this, QAccessible::PopupMenuEnd); QAccessible::updateAccessibility(&event); #endif #if QT_CONFIG(menubar) if (QMenuBar *mb = qobject_cast<QMenuBar*>(d->causedPopup.widget)) - mb->d_func()->setCurrentAction(0); + mb->d_func()->setCurrentAction(nullptr); #endif if (QMenuPrivate::mouseDown == this) QMenuPrivate::mouseDown = nullptr; d->hasHadMouse = false; if (d->activeMenu) d->hideMenu(d->activeMenu); - d->causedPopup.widget = 0; - d->causedPopup.action = 0; + d->causedPopup.widget = nullptr; + d->causedPopup.action = nullptr; if (d->scroll) d->scroll->scrollTimer.stop(); //make sure the timer stops } @@ -2731,9 +2747,9 @@ void QMenu::paintEvent(QPaintEvent *e) style()->drawPrimitive(QStyle::PE_PanelMenu, &menuOpt, &p, this); //calculate the scroll up / down rect - const int fw = style()->pixelMetric(QStyle::PM_MenuPanelWidth, 0, this); - const int hmargin = style()->pixelMetric(QStyle::PM_MenuHMargin,0, this); - const int vmargin = style()->pixelMetric(QStyle::PM_MenuVMargin, 0, this); + const int fw = style()->pixelMetric(QStyle::PM_MenuPanelWidth, nullptr, this); + const int hmargin = style()->pixelMetric(QStyle::PM_MenuHMargin,nullptr, this); + const int vmargin = style()->pixelMetric(QStyle::PM_MenuVMargin, nullptr, this); QRect scrollUpRect, scrollDownRect; const int leftmargin = fw + hmargin + d->leftmargin; @@ -2753,7 +2769,7 @@ void QMenu::paintEvent(QPaintEvent *e) QRect tearOffRect; if (d->tearoff) { tearOffRect.setRect(leftmargin, topmargin, contentWidth, - style()->pixelMetric(QStyle::PM_MenuTearoffHeight, 0, this)); + style()->pixelMetric(QStyle::PM_MenuTearoffHeight, nullptr, this)); if (d->scroll && d->scroll->scrollFlags & QMenuPrivate::QMenuScroller::ScrollUp) tearOffRect.translate(0, d->scrollerHeight()); } @@ -2873,7 +2889,7 @@ void QMenu::mousePressEvent(QMouseEvent *e) && QRect(d->noReplayFor->mapToGlobal(QPoint()), d->noReplayFor->size()).contains(e->globalPos())) setAttribute(Qt::WA_NoMouseReplay); if (d->eventLoop) // synchronous operation - d->syncAction = 0; + d->syncAction = nullptr; d->hideUpToMenuBar(); return; } @@ -2923,12 +2939,12 @@ void QMenu::changeEvent(QEvent *e) if (e->type() == QEvent::StyleChange || e->type() == QEvent::FontChange || e->type() == QEvent::LayoutDirectionChange) { d->itemsDirty = 1; - setMouseTracking(style()->styleHint(QStyle::SH_Menu_MouseTracking, 0, this)); + setMouseTracking(style()->styleHint(QStyle::SH_Menu_MouseTracking, nullptr, this)); if (isVisible()) resize(sizeHint()); - if (!style()->styleHint(QStyle::SH_Menu_Scrollable, 0, this)) { + if (!style()->styleHint(QStyle::SH_Menu_Scrollable, nullptr, this)) { delete d->scroll; - d->scroll = 0; + d->scroll = nullptr; } else if (!d->scroll) { d->scroll = new QMenuPrivate::QMenuScroller; d->scroll->scrollFlags = QMenuPrivate::QMenuScroller::ScrollNone; @@ -3097,7 +3113,7 @@ void QMenu::keyPressEvent(QKeyEvent *e) case Qt::Key_Up: case Qt::Key_Down: { key_consumed = true; - QAction *nextAction = 0; + QAction *nextAction = nullptr; QMenuPrivate::QMenuScroller::ScrollLocation scroll_loc = QMenuPrivate::QMenuScroller::ScrollStay; if (!d->currentAction) { if(key == Qt::Key_Down) { @@ -3106,7 +3122,7 @@ void QMenu::keyPressEvent(QKeyEvent *e) if (d->actionRects.at(i).isNull()) continue; if (!act->isSeparator() && - (style()->styleHint(QStyle::SH_Menu_AllowActiveAndDisabled, 0, this) + (style()->styleHint(QStyle::SH_Menu_AllowActiveAndDisabled, nullptr, this) || act->isEnabled())) { nextAction = act; break; @@ -3118,7 +3134,7 @@ void QMenu::keyPressEvent(QKeyEvent *e) if (d->actionRects.at(i).isNull()) continue; if (!act->isSeparator() && - (style()->styleHint(QStyle::SH_Menu_AllowActiveAndDisabled, 0, this) + (style()->styleHint(QStyle::SH_Menu_AllowActiveAndDisabled, nullptr, this) || act->isEnabled())) { nextAction = act; break; @@ -3132,7 +3148,7 @@ void QMenu::keyPressEvent(QKeyEvent *e) if (key == Qt::Key_Up) { for(int next_i = i-1; true; next_i--) { if (next_i == -1) { - if(!style()->styleHint(QStyle::SH_Menu_SelectionWrap, 0, this)) + if (!style()->styleHint(QStyle::SH_Menu_SelectionWrap, nullptr, this)) break; if (d->scroll) scroll_loc = QMenuPrivate::QMenuScroller::ScrollBottom; @@ -3145,13 +3161,13 @@ void QMenu::keyPressEvent(QKeyEvent *e) continue; if (next->isSeparator() || (!next->isEnabled() && - !style()->styleHint(QStyle::SH_Menu_AllowActiveAndDisabled, 0, this))) + !style()->styleHint(QStyle::SH_Menu_AllowActiveAndDisabled, nullptr, this))) continue; nextAction = next; if (d->scroll && (d->scroll->scrollFlags & QMenuPrivate::QMenuScroller::ScrollUp)) { int topVisible = d->scrollerHeight(); if (d->tearoff) - topVisible += style()->pixelMetric(QStyle::PM_MenuTearoffHeight, 0, this); + topVisible += style()->pixelMetric(QStyle::PM_MenuTearoffHeight, nullptr, this); if (((y + d->scroll->scrollOffset) - topVisible) <= d->actionRects.at(next_i).height()) scroll_loc = QMenuPrivate::QMenuScroller::ScrollTop; } @@ -3163,7 +3179,7 @@ void QMenu::keyPressEvent(QKeyEvent *e) y += d->actionRects.at(i).height(); for(int next_i = i+1; true; next_i++) { if (next_i == d->actionRects.count()) { - if(!style()->styleHint(QStyle::SH_Menu_SelectionWrap, 0, this)) + if (!style()->styleHint(QStyle::SH_Menu_SelectionWrap, nullptr, this)) break; if (d->scroll) scroll_loc = QMenuPrivate::QMenuScroller::ScrollTop; @@ -3176,7 +3192,7 @@ void QMenu::keyPressEvent(QKeyEvent *e) continue; if (next->isSeparator() || (!next->isEnabled() && - !style()->styleHint(QStyle::SH_Menu_AllowActiveAndDisabled, 0, this))) + !style()->styleHint(QStyle::SH_Menu_AllowActiveAndDisabled, nullptr, this))) continue; nextAction = next; if (d->scroll && (d->scroll->scrollFlags & QMenuPrivate::QMenuScroller::ScrollDown)) { @@ -3184,7 +3200,7 @@ void QMenu::keyPressEvent(QKeyEvent *e) if (d->scroll->scrollFlags & QMenuPrivate::QMenuScroller::ScrollUp) bottomVisible -= d->scrollerHeight(); if (d->tearoff) - bottomVisible -= style()->pixelMetric(QStyle::PM_MenuTearoffHeight, 0, this); + bottomVisible -= style()->pixelMetric(QStyle::PM_MenuTearoffHeight, nullptr, this); if ((y + d->scroll->scrollOffset + d->actionRects.at(next_i).height()) > bottomVisible) scroll_loc = QMenuPrivate::QMenuScroller::ScrollBottom; } @@ -3214,7 +3230,7 @@ void QMenu::keyPressEvent(QKeyEvent *e) Q_FALLTHROUGH(); case Qt::Key_Left: { if (d->currentAction && !d->scroll) { - QAction *nextAction = 0; + QAction *nextAction = nullptr; if (key == Qt::Key_Left) { QRect actionR = d->actionRect(d->currentAction); for(int x = actionR.left()-1; !nextAction && x >= 0; x--) @@ -3243,7 +3259,7 @@ void QMenu::keyPressEvent(QKeyEvent *e) break; key_consumed = true; - if (style()->styleHint(QStyle::SH_MenuBar_AltKeyNavigation, 0, this)) + if (style()->styleHint(QStyle::SH_MenuBar_AltKeyNavigation, nullptr, this)) { d->hideMenu(this); #if QT_CONFIG(menubar) @@ -3255,7 +3271,7 @@ void QMenu::keyPressEvent(QKeyEvent *e) break; case Qt::Key_Space: - if (!style()->styleHint(QStyle::SH_Menu_SpaceActivatesItem, 0, this)) + if (!style()->styleHint(QStyle::SH_Menu_SpaceActivatesItem, nullptr, this)) break; // for motif, fall through Q_FALLTHROUGH(); @@ -3321,8 +3337,8 @@ void QMenu::keyPressEvent(QKeyEvent *e) if ((!e->modifiers() || e->modifiers() == Qt::AltModifier || e->modifiers() == Qt::ShiftModifier) && e->text().length()==1) { bool activateAction = false; - QAction *nextAction = 0; - if (style()->styleHint(QStyle::SH_Menu_KeyboardSearch, 0, this) && !e->modifiers()) { + QAction *nextAction = nullptr; + if (style()->styleHint(QStyle::SH_Menu_KeyboardSearch, nullptr, this) && !e->modifiers()) { int best_match_count = 0; d->searchBufferTimer.start(2000, this); d->searchBuffer += e->text(); @@ -3345,7 +3361,7 @@ void QMenu::keyPressEvent(QKeyEvent *e) #ifndef QT_NO_SHORTCUT else { int clashCount = 0; - QAction *first = 0, *currentSelected = 0, *firstAfterCurrent = 0; + QAction *first = nullptr, *currentSelected = nullptr, *firstAfterCurrent = nullptr; QChar c = e->text().at(0).toUpper(); for(int i = 0; i < d->actions.size(); ++i) { if (d->actionRects.at(i).isNull()) @@ -3434,7 +3450,7 @@ void QMenu::mouseMoveEvent(QMouseEvent *e) QMenuPrivate::mouseDown = this; if (d->activeMenu) - d->activeMenu->d_func()->setCurrentAction(0); + d->activeMenu->d_func()->setCurrentAction(nullptr); QMenuSloppyState::MouseEventResult sloppyEventResult = d->sloppyState.processMouseEvent(e->localPos(), action, d->currentAction); if (sloppyEventResult == QMenuSloppyState::EventShouldBePropagated) { @@ -3464,7 +3480,7 @@ void QMenu::leaveEvent(QEvent *) Q_D(QMenu); d->hasReceievedEnter = false; if (!d->activeMenu && d->currentAction) - setActiveAction(0); + setActiveAction(nullptr); } /*! @@ -3527,7 +3543,7 @@ void QMenu::actionEvent(QActionEvent *e) } else if (e->type() == QEvent::ActionRemoved) { e->action()->disconnect(this); if (e->action() == d->currentAction) - d->currentAction = 0; + d->currentAction = nullptr; if (QWidgetAction *wa = qobject_cast<QWidgetAction *>(e->action())) { if (QWidget *widget = d->widgetItems.value(wa)) { #ifdef Q_OS_OSX @@ -3603,7 +3619,7 @@ void QMenu::internalDelayedPopup() #endif screen = d->popupGeometry(QDesktopWidgetPrivate::screenNumber(pos())); - int subMenuOffset = style()->pixelMetric(QStyle::PM_SubMenuOverlap, 0, this); + int subMenuOffset = style()->pixelMetric(QStyle::PM_SubMenuOverlap, nullptr, this); const QRect actionRect(d->actionRect(d->currentAction)); QPoint subMenuPos(mapToGlobal(QPoint(actionRect.right() + subMenuOffset + 1, actionRect.top()))); if (subMenuPos.x() > screen.right()) |