/**************************************************************************** ** ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). ** All rights reserved. ** Contact: Nokia Corporation (qt-info@nokia.com) ** ** This file is part of the QtGui module of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:LGPL$ ** No Commercial Usage ** This file contains pre-release code and may not be distributed. ** You may use this file in accordance with the terms and conditions ** contained in the Technology Preview License Agreement accompanying ** this package. ** ** GNU Lesser General Public License Usage ** Alternatively, this file may be used under the terms of the GNU Lesser ** General Public License version 2.1 as published by the Free Software ** Foundation and appearing in the file LICENSE.LGPL included in the ** packaging of this file. Please review the following information to ** ensure the GNU Lesser General Public License version 2.1 requirements ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. ** ** In addition, as a special exception, Nokia gives you certain additional ** rights. These rights are described in the Nokia Qt LGPL Exception ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. ** ** If you have questions regarding the use of this file, please contact ** Nokia at qt-info@nokia.com. ** ** ** ** ** ** ** ** ** $QT_END_LICENSE$ ** ****************************************************************************/ #include "qmacdefines_mac.h" #include "qapplication.h" #ifdef QT_MAC_USE_COCOA #import #import #include #include #include QT_FORWARD_DECLARE_CLASS(QAction) QT_FORWARD_DECLARE_CLASS(QWidget) QT_FORWARD_DECLARE_CLASS(QApplication) QT_FORWARD_DECLARE_CLASS(QCoreApplication) QT_FORWARD_DECLARE_CLASS(QApplicationPrivate) QT_FORWARD_DECLARE_CLASS(QKeyEvent) QT_FORWARD_DECLARE_CLASS(QEvent) QT_BEGIN_NAMESPACE extern bool qt_sendSpontaneousEvent(QObject*, QEvent*); //qapplication.cpp QT_END_NAMESPACE QT_USE_NAMESPACE @implementation QT_MANGLE_NAMESPACE(QCocoaMenu) - (id)initWithQMenu:(QMenu*)menu { self = [super init]; if (self) { qmenu = menu; [self setAutoenablesItems:NO]; [self setDelegate:self]; } return self; } - (void)menu:(NSMenu*)menu willHighlightItem:(NSMenuItem*)item; { Q_UNUSED(menu); if (!item) { // ### According to the docs everything will be highlighted. Not sure what we should do in // Qt, so just return. return; } if (QAction *action = reinterpret_cast([item tag])) action->activate(QAction::Hover); } - (void)menuWillOpen:(NSMenu*)menu; { while (QWidget *popup = QApplication::activePopupWidget()) popup->close(); qt_mac_emit_menuSignals(((QT_MANGLE_NAMESPACE(QCocoaMenu) *)menu)->qmenu, true); } - (void)menuWillClose:(NSMenu*)menu; { qt_mac_emit_menuSignals(((QT_MANGLE_NAMESPACE(QCocoaMenu) *)menu)->qmenu, false); } - (BOOL)hasShortcut:(NSMenu *)menu forKey:(NSString *)key forModifiers:(NSUInteger)modifier whichItem:(NSMenuItem**)outItem { for (NSMenuItem *item in [menu itemArray]) { if (![item isEnabled] || [item isHidden] || [item isSeparatorItem]) continue; if ([item hasSubmenu]) { if ([self hasShortcut:[item submenu] forKey:key forModifiers:modifier whichItem:outItem]) { if (outItem) *outItem = item; return YES; } } NSString *menuKey = [item keyEquivalent]; if (menuKey && NSOrderedSame == [menuKey compare:key] && (modifier == [item keyEquivalentModifierMask])) { if (outItem) *outItem = item; return YES; } } if (outItem) *outItem = 0; return NO; } - (BOOL)menuHasKeyEquivalent:(NSMenu *)menu forEvent:(NSEvent *)event target:(id *)target action:(SEL *)action { // Check if the menu actually has a keysequence defined for this key event. // If it does, then we will first send the key sequence to the QWidget that has focus // since (in Qt's eyes) it needs to a chance at the key event first. If the widget // accepts the key event, we then return YES, but set the target and action to be nil, // which means that the action should not be triggered, and instead dispatch the event ourselves. // In every other case we return NO, which means that Cocoa can do as it pleases // (i.e., fire the menu action). NSMenuItem *whichItem; if ([self hasShortcut:menu forKey:[event characters] forModifiers:([event modifierFlags] & NSDeviceIndependentModifierFlagsMask) whichItem:&whichItem]) { QWidget *widget = 0; QAction *qaction = 0; if (whichItem && [whichItem tag]) { qaction = reinterpret_cast([whichItem tag]); } if (qApp->activePopupWidget()) widget = (qApp->activePopupWidget()->focusWidget() ? qApp->activePopupWidget()->focusWidget() : qApp->activePopupWidget()); else if (QApplicationPrivate::focus_widget) widget = QApplicationPrivate::focus_widget; if (qaction && widget) { int key = qaction->shortcut(); QKeyEvent accel_ev(QEvent::ShortcutOverride, (key & (~Qt::KeyboardModifierMask)), Qt::KeyboardModifiers(key & Qt::KeyboardModifierMask)); accel_ev.ignore(); qt_sendSpontaneousEvent(widget, &accel_ev); if (accel_ev.isAccepted()) { if (qt_dispatchKeyEvent(event, widget)) { *target = nil; *action = nil; return YES; } } } } return NO; } @end QT_BEGIN_NAMESPACE extern int qt_mac_menus_open_count; // qmenu_mac.mm void qt_mac_emit_menuSignals(QMenu *menu, bool show) { if (!menu) return; int delta; if (show) { emit menu->aboutToShow(); delta = 1; } else { emit menu->aboutToHide(); delta = -1; } qt_mac_menus_open_count += delta; } QT_END_NAMESPACE #endif