Cocoa implementation of QPA menu interface.

Implement the QPA platform menu interface for Cocoa,
including native menubar support and merging with the
predefined menus created from the bundled .nib. Cleanup
code previously used to maintain the menus, and add
a manual test of the menus code.

Change-Id: Ia99267ddb6485e18e05c540eb32c5aee6cbb85db
Reviewed-by: Morten Johan Sørvig <morten.sorvig@nokia.com>

1 files changed, 82 insertions, 0 deletions

diff --git a/src/plugins/platforms/cocoa/qcocoamenubar.h b/src/plugins/platforms/cocoa/qcocoamenubar.h
new file mode 100644
index 0000000000..06e8eb6c9d
--- /dev/null
+++ b/src/plugins/platforms/cocoa/qcocoamenubar.h
@@ -0,0 +1,82 @@
+/****************************************************************************
+**
+** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
+** Copyright (C) 2012 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com, author James Turner <james.turner@kdab.com>
+** Contact: http://www.qt-project.org/
+**
+** This file is part of the plugins module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** GNU Lesser General Public License Usage
+** 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.
+**
+** 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.
+**
+** Other Usage
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QCOCOAMENUBAR_H
+#define QCOCOAMENUBAR_H
+
+#include <QtCore/QList>
+#include <qpa/qplatformmenu.h>
+#include "qcocoamenu.h"
+
+@class NSMenu;
+class QCocoaWindow;
+
+class QCocoaMenuBar : public QPlatformMenuBar
+{
+public:
+    QCocoaMenuBar();
+    virtual ~QCocoaMenuBar();
+
+    virtual void insertMenu(QPlatformMenu *menu, QPlatformMenu* before);
+    virtual void removeMenu(QPlatformMenu *menu);
+    virtual void syncMenu(QPlatformMenuItem *menuItem);
+    virtual void handleReparent(QWindow *newParentWindow);
+    virtual QPlatformMenu *menuForTag(quintptr tag) const;
+
+    inline NSMenu *nsMenu() const
+        { return m_nativeMenu; }
+
+    static void updateMenuBarImmediately();
+
+    QList<QCocoaMenuItem*> merged() const;
+private:
+    static QCocoaWindow *findWindowForMenubar();
+    static QCocoaMenuBar *findGlobalMenubar();
+
+    bool shouldDisable(QCocoaWindow *active) const;
+
+    QList<QCocoaMenu*> m_menus;
+    NSMenu *m_nativeMenu;
+    QCocoaWindow *m_window;
+};
+
+#endif