Enable Lion-style fullscreen mode for Creator.

Change-Id: Ib44cdd432da7b4609026e211d8c43088d883621a
Reviewed-by: Eike Ziller <eike.ziller@nokia.com>

src/plugins/coreplugin/coreplugin.pro

@@ -213,7 +213,9 @@ win32 {
     LIBS += -lole32
 }
 else:macx {
-    OBJECTIVE_SOURCES += progressmanager/progressmanager_mac.mm
+    OBJECTIVE_SOURCES += progressmanager/progressmanager_mac.mm \
+                         fullscreen.mm
+
     LIBS += -framework AppKit
 }
 else:unix {

src/plugins/coreplugin/fullscreen.mm

@@ -0,0 +1,46 @@
+/**************************************************************************
+**
+** This file is part of Qt Creator
+**
+** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
+**
+** Contact: Nokia Corporation (info@qt.nokia.com)
+**
+**
+** 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.
+**
+** 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.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at info@qt.nokia.com.
+**
+**************************************************************************/
+
+#import <Cocoa/Cocoa.h>
+#include <QWidget>
+
+void enableMacFullScreen(WId winId)
+{
+#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_7
+    if (QSysInfo::MacintoshVersion >= QSysInfo::MV_10_7) {
+        NSView *nsview = reinterpret_cast<NSView *>(winId);
+        NSWindow *nswindow = [nsview window];
+        [nswindow setCollectionBehavior:NSWindowCollectionBehaviorFullScreenPrimary];
+    }
+#endif
+}
+

src/plugins/coreplugin/mainwindow.cpp

@@ -226,6 +226,11 @@ MainWindow::MainWindow() :
      //signal(SIGINT, handleSigInt);
 #endif
 
+#ifdef Q_WS_MAC
+    extern void enableMacFullScreen(WId);
+    enableMacFullScreen(winId());
+#endif
+
     statusBar()->setProperty("p_styled", true);
     setAcceptDrops(true);
 }