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Diffstat (limited to 'src/gui/widgets/qcocoamenu_mac.mm')
| -rw-r--r-- | src/gui/widgets/qcocoamenu_mac.mm | 187 |
1 files changed, 187 insertions, 0 deletions
diff --git a/src/gui/widgets/qcocoamenu_mac.mm b/src/gui/widgets/qcocoamenu_mac.mm new file mode 100644 index 0000000..c5977e4 --- /dev/null +++ b/src/gui/widgets/qcocoamenu_mac.mm @@ -0,0 +1,187 @@ +/**************************************************************************** + ** + ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (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 either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** 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 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ + ** + ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE + ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. + ** + ****************************************************************************/ + +#include "qmacdefines_mac.h" +#include "qapplication.h" +#ifdef QT_MAC_USE_COCOA +#import <private/qcocoamenu_mac_p.h> +#import <private/qcocoamenuloader_mac_p.h> +#include <private/qt_cocoa_helpers_mac_p.h> +#include <private/qapplication_p.h> + +#include <QtGui/QMenu> + +QT_FORWARD_DECLARE_CLASS(QAction) +QT_FORWARD_DECLARE_CLASS(QWidget) +QT_FORWARD_DECLARE_CLASS(QApplication) + +@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<QAction *>([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. 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<QAction *>([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()) { + *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 |