2 * Copyright (C) 2007 Apple Inc. All rights reserved.
3 * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
4 * Copyright (C) 2008 Holger Hans Peter Freyther
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of
16 * its contributors may be used to endorse or promote products derived
17 * from this software without specific prior written permission.
19 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
20 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
21 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
22 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
23 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
24 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
25 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
26 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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28 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32 #include "PlatformScreen.h"
34 #include "FloatRect.h"
36 #include "FrameView.h"
37 #include "HostWindow.h"
39 #include "QWebPageClient.h"
40 #include <QApplication>
41 #include <QDesktopWidget>
45 static int screenNumber(Widget* w)
50 QWebPageClient* client = w->root()->hostWindow()->platformPageClient();
51 return client ? client->screenNumber() : 0;
54 int screenDepth(Widget* w)
56 return QApplication::desktop()->screen(screenNumber(w))->depth();
59 int screenDepthPerComponent(Widget* w)
61 int depth = QApplication::desktop()->screen(0)->depth();
63 QWebPageClient* client = w->root()->hostWindow()->platformPageClient();
66 QWidget* view = client->ownerWidget();
68 depth = view->depth();
71 // An interface to establish the actual number of bits per color
72 // doesn't exist in Qt, or probably at all, so use common-sense
73 // values for each screen depth and assume RGB/RGBA where appropriate.
74 // Per http://www.w3.org/TR/css3-mediaqueries/#color, 'If different color
75 // components are represented by different number of bits, the smallest
87 bool screenIsMonochrome(Widget* w)
89 return QApplication::desktop()->screen(screenNumber(w))->colorCount() == 2;
92 FloatRect screenRect(Widget* w)
94 QRect r = QApplication::desktop()->screenGeometry(screenNumber(w));
95 return FloatRect(r.x(), r.y(), r.width(), r.height());
98 FloatRect screenAvailableRect(Widget* w)
100 QRect r = QApplication::desktop()->availableGeometry(screenNumber(w));
101 return FloatRect(r.x(), r.y(), r.width(), r.height());
104 } // namespace WebCore