1 /****************************************************************************
3 ** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
4 ** All rights reserved.
5 ** Contact: Nokia Corporation (qt-info@nokia.com)
7 ** This file is part of the plugins of the Qt Toolkit.
9 ** $QT_BEGIN_LICENSE:LGPL$
10 ** GNU Lesser General Public License Usage
11 ** This file may be used under the terms of the GNU Lesser General Public
12 ** License version 2.1 as published by the Free Software Foundation and
13 ** appearing in the file LICENSE.LGPL included in the packaging of this
14 ** file. Please review the following information to ensure the GNU Lesser
15 ** General Public License version 2.1 requirements will be met:
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18 ** In addition, as a special exception, Nokia gives you certain additional
19 ** rights. These rights are described in the Nokia Qt LGPL Exception
20 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
22 ** GNU General Public License Usage
23 ** Alternatively, this file may be used under the terms of the GNU General
24 ** Public License version 3.0 as published by the Free Software Foundation
25 ** and appearing in the file LICENSE.GPL included in the packaging of this
26 ** file. Please review the following information to ensure the GNU General
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40 ****************************************************************************/
41 #include "qcocoawindow.h"
42 #include "qnswindowdelegate.h"
43 #include "qcocoaautoreleasepool.h"
44 #include "qcocoaglcontext.h"
46 #include <QtCore/private/qcore_mac_p.h>
48 #include <QWindowSystemInterface>
49 #include <QPlatformScreen>
51 #include <Cocoa/Cocoa.h>
52 #include <Carbon/Carbon.h>
56 QCocoaWindow::QCocoaWindow(QWindow *tlw)
57 : QPlatformWindow(tlw)
60 QCocoaAutoReleasePool pool;
62 determineWindowClass();
63 m_nsWindow = createWindow();
65 QNSWindowDelegate *delegate = [[QNSWindowDelegate alloc] initWithQCocoaWindow:this];
66 [m_nsWindow setDelegate:delegate];
67 [m_nsWindow setAcceptsMouseMovedEvents:YES];
69 m_contentView = [[QNSView alloc] initWithQWindow:tlw];
71 if (tlw->surfaceType() == QWindow::OpenGLSurface) {
72 NSRect glFrame = globalGeometry(window()->geometry());
73 m_windowSurfaceView = [[NSOpenGLView alloc] initWithFrame : glFrame pixelFormat : QCocoaGLContext::createNSOpenGLPixelFormat() ];
74 [m_contentView setAutoresizesSubviews : YES];
75 [m_windowSurfaceView setAutoresizingMask : (NSViewWidthSizable | NSViewHeightSizable)];
76 [m_contentView addSubview : m_windowSurfaceView];
78 m_windowSurfaceView = m_contentView;
81 [m_nsWindow setContentView:m_contentView];
84 QCocoaWindow::~QCocoaWindow()
89 void QCocoaWindow::setGeometry(const QRect &rect)
91 QPlatformWindow::setGeometry(rect);
93 NSRect bounds = globalGeometry(window()->geometry());
94 [[m_nsWindow contentView]setFrameSize:bounds.size];
95 [m_nsWindow setFrameOrigin : bounds.origin];
98 m_glContext->update();
101 void QCocoaWindow::setVisible(bool visible)
104 // The parent window might have moved while this window was hidden,
105 // update the window geometry if there is a parent.
106 if (window()->transientParent())
107 setGeometry(window()->geometry());
109 [m_nsWindow makeKeyAndOrderFront:nil];
110 QWindowSystemInterface::handleExposeEvent(window(), QRect(QPoint(), geometry().size()));
112 [m_nsWindow orderOut:nil];
116 void QCocoaWindow::setWindowTitle(const QString &title)
118 CFStringRef windowTitle = QCFString::toCFStringRef(title);
119 [m_nsWindow setTitle: reinterpret_cast<const NSString *>(windowTitle)];
120 CFRelease(windowTitle);
123 void QCocoaWindow::raise()
125 // ### handle spaces (see Qt 4 raise_sys in qwidget_mac.mm)
126 [m_nsWindow orderFront: m_nsWindow];
129 void QCocoaWindow::lower()
131 [m_nsWindow orderFront: m_nsWindow];
134 WId QCocoaWindow::winId() const
136 return WId(m_nsWindow);
139 NSView *QCocoaWindow::contentView() const
141 return [m_nsWindow contentView];
144 NSView *QCocoaWindow::windowSurfaceView() const
146 return m_windowSurfaceView;
149 void QCocoaWindow::windowDidMove()
152 m_glContext->update();
155 void QCocoaWindow::windowDidResize()
157 //jlind: XXX This isn't ideal. Eventdispatcher does not run when resizing...
158 NSRect rect = [[m_nsWindow contentView]frame];
159 QRect geo(rect.origin.x,rect.origin.y,rect.size.width,rect.size.height);
160 QWindowSystemInterface::handleGeometryChange(window(),geo);
163 m_glContext->update();
166 void QCocoaWindow::setCurrentContext(QCocoaGLContext *context)
168 m_glContext = context;
171 QCocoaGLContext *QCocoaWindow::currentContext() const
177 Determine the window class based on the window type and
178 window flags, and widget attr Sets m_windowAttributes
181 void QCocoaWindow::determineWindowClass()
183 Qt::WindowType type = window()->windowType();
184 Qt::WindowFlags flags = window()->windowFlags();
186 const bool popup = (type == Qt::Popup);
188 if (type == Qt::ToolTip || type == Qt::SplashScreen || popup)
189 flags |= Qt::FramelessWindowHint;
191 m_windowClass = kSheetWindowClass;
193 if (popup || type == Qt::SplashScreen)
194 m_windowClass = kModalWindowClass;
195 else if (type == Qt::ToolTip)
196 m_windowClass = kHelpWindowClass;
197 else if (type == Qt::Tool)
198 m_windowClass = kFloatingWindowClass;
200 m_windowClass = kDocumentWindowClass;
202 m_windowAttributes = (kWindowCompositingAttribute | kWindowStandardHandlerAttribute);
204 // if(qt_mac_is_macsheet(window())) {
205 // m_windowClass = kSheetWindowClass;
209 // Shift things around a bit to get the correct window class based on the presence
210 // (or lack) of the border.
212 bool customize = flags & Qt::CustomizeWindowHint;
213 bool framelessWindow = (flags & Qt::FramelessWindowHint || (customize && !(flags & Qt::WindowTitleHint)));
214 if (framelessWindow) {
215 if (m_windowClass == kDocumentWindowClass) {
216 m_windowAttributes |= kWindowNoTitleBarAttribute;
217 } else if (m_windowClass == kFloatingWindowClass) {
218 m_windowAttributes |= kWindowNoTitleBarAttribute;
219 } else if (m_windowClass == kMovableModalWindowClass) {
220 m_windowClass = kModalWindowClass;
223 m_windowAttributes |= NSTitledWindowMask;
224 if (m_windowClass != kModalWindowClass)
225 m_windowAttributes |= NSResizableWindowMask;
228 // Only add extra decorations (well, buttons) for widgets that can have them
229 // and have an actual border we can put them on.
231 if(m_windowClass != kModalWindowClass && m_windowClass != kMovableModalWindowClass
232 && m_windowClass != kSheetWindowClass && m_windowClass != kPlainWindowClass
233 && !framelessWindow && m_windowClass != kDrawerWindowClass
234 && m_windowClass != kHelpWindowClass) {
235 if (flags & Qt::WindowMinimizeButtonHint)
236 m_windowAttributes |= NSMiniaturizableWindowMask;
237 if (flags & Qt::WindowSystemMenuHint || flags & Qt::WindowCloseButtonHint)
238 m_windowAttributes |= NSClosableWindowMask;
240 // Clear these hints so that we aren't call them on invalid windows
241 flags &= ~(Qt::WindowMaximizeButtonHint | Qt::WindowMinimizeButtonHint
242 | Qt::WindowCloseButtonHint | Qt::WindowSystemMenuHint);
247 if((popup || type == Qt::Tool) && !window()->isModal())
248 m_windowAttributes |= kWindowHideOnSuspendAttribute;
249 m_windowAttributes |= kWindowLiveResizeAttribute;
255 NSWindow * QCocoaWindow::createWindow()
257 // Determine if we need to add in our "custom window" attribute. Cocoa is rather clever
258 // in deciding if we need the maximize button or not (i.e., it's resizeable, so you
259 // must need a maximize button). So, the only buttons we have control over are the
260 // close and minimize buttons. If someone wants to customize and NOT have the maximize
261 // button, then we have to do our hack. We only do it for these cases because otherwise
262 // the window looks different when activated. This "QtMacCustomizeWindow" attribute is
263 // intruding on a public space and WILL BREAK in the future.
264 // One can hope that there is a more public API available by that time.
266 Qt::WindowFlags flags = widget ? widget->windowFlags() : Qt::WindowFlags(0);
267 if ((flags & Qt::CustomizeWindowHint)) {
268 if ((flags & (Qt::WindowCloseButtonHint | Qt::WindowSystemMenuHint
269 | Qt::WindowMinimizeButtonHint | Qt::WindowTitleHint))
270 && !(flags & Qt::WindowMaximizeButtonHint))
271 wattr |= QtMacCustomizeWindow;
274 NSRect frame = globalGeometry(window()->geometry());
275 QCocoaAutoReleasePool pool;
278 switch (m_windowClass) {
279 case kMovableModalWindowClass:
280 case kModalWindowClass:
281 case kSheetWindowClass:
282 case kFloatingWindowClass:
283 case kOverlayWindowClass:
284 case kHelpWindowClass: {
287 BOOL needFloating = NO;
288 BOOL worksWhenModal = (this->window()->windowType() == Qt::Popup);
290 // Add in the extra flags if necessary.
291 switch (m_windowClass) {
292 case kSheetWindowClass:
293 m_windowAttributes |= NSDocModalWindowMask;
295 case kFloatingWindowClass:
296 case kHelpWindowClass:
298 m_windowAttributes |= NSUtilityWindowMask;
304 panel = [[NSPanel alloc] initWithContentRect:frame
305 styleMask:m_windowAttributes
306 backing:NSBackingStoreBuffered
309 // [panel setFloatingPanel:needFloating];
310 // [panel setWorksWhenModal:worksWhenModal];
315 window = [[NSWindow alloc] initWithContentRect:frame
316 styleMask:m_windowAttributes
317 backing:NSBackingStoreBuffered
322 //qt_syncCocoaTitleBarButtons(window, widget);
326 // Calculate the global screen geometry for the given local geometry, which
327 // might be in the parent window coordinate system.
328 NSRect QCocoaWindow::globalGeometry(const QRect localGeometry) const
330 QRect finalGeometry = localGeometry;
332 if (QCocoaWindow *parent = parentCocoaWindow()) {
333 QRect parentGeometry = parent->windowGeometry();
334 finalGeometry.adjust(parentGeometry.x(), parentGeometry.y(), parentGeometry.x(), parentGeometry.y());
336 // Qt child window geometry assumes that the origin is at the
337 // top-left of the content area of the parent window. The title
338 // bar is not a part of this contet area, but is still included
339 // in the NSWindow height. Move the child window down to acccount
340 // for this if the parent window has a title bar.
341 const int titlebarHeight = 22;
342 if (!(window()->windowFlags() & Qt::FramelessWindowHint))
343 finalGeometry.adjust(0, titlebarHeight, 0, titlebarHeight);
346 // The final "y invert" to get OS X global geometry:
347 QPlatformScreen *onScreen = QPlatformScreen::platformScreenForWindow(window());
348 int flippedY = onScreen->geometry().height() - finalGeometry.y() - finalGeometry.height();
349 return NSMakeRect(finalGeometry.x(), flippedY, finalGeometry.width(), finalGeometry.height());
352 // Returns the current global screen geometry for the nswindow accociated with this window.
353 QRect QCocoaWindow::windowGeometry() const
355 NSRect rect = [m_nsWindow frame];
356 QPlatformScreen *onScreen = QPlatformScreen::platformScreenForWindow(window());
357 int flippedY = onScreen->geometry().height() - rect.origin.y - rect.size.height; // account for nswindow inverted y.
358 QRect qRect = QRect(rect.origin.x, flippedY, rect.size.width, rect.size.height);
362 // Returns a pointer to the parent QCocoaWindow for this window, or 0 if there is none.
363 QCocoaWindow *QCocoaWindow::parentCocoaWindow() const
365 if (window() && window()->transientParent()) {
366 return static_cast<QCocoaWindow*>(window()->transientParent()->handle());