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      1 /*
      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
      5  *
      6  * Redistribution and use in source and binary forms, with or without
      7  * modification, are permitted provided that the following conditions
      8  * are met:
      9  *
     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.
     18  *
     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
     27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     28  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     29  */
     30 
     31 #include "config.h"
     32 #include "PlatformScreen.h"
     33 
     34 #include "FloatRect.h"
     35 #include "Frame.h"
     36 #include "FrameView.h"
     37 #include "HostWindow.h"
     38 #include "Widget.h"
     39 #include "QWebPageClient.h"
     40 #include <QApplication>
     41 #include <QDesktopWidget>
     42 
     43 namespace WebCore {
     44 
     45 static int screenNumber(Widget* w)
     46 {
     47     if (!w)
     48         return 0;
     49 
     50     QWebPageClient* client = w->root()->hostWindow()->platformPageClient();
     51     return client ? client->screenNumber() : 0;
     52 }
     53 
     54 int screenDepth(Widget* w)
     55 {
     56     return QApplication::desktop()->screen(screenNumber(w))->depth();
     57 }
     58 
     59 int screenDepthPerComponent(Widget* w)
     60 {
     61     if (w) {
     62         QWebPageClient* client = w->root()->hostWindow()->platformPageClient();
     63 
     64         if (client) {
     65             QWidget* view = client->ownerWidget();
     66             if (view)
     67                 return view->depth();
     68         }
     69     }
     70     return QApplication::desktop()->screen(0)->depth();
     71 }
     72 
     73 bool screenIsMonochrome(Widget* w)
     74 {
     75     return QApplication::desktop()->screen(screenNumber(w))->numColors() < 2;
     76 }
     77 
     78 FloatRect screenRect(Widget* w)
     79 {
     80     QRect r = QApplication::desktop()->screenGeometry(screenNumber(w));
     81     return FloatRect(r.x(), r.y(), r.width(), r.height());
     82 }
     83 
     84 FloatRect screenAvailableRect(Widget* w)
     85 {
     86     QRect r = QApplication::desktop()->availableGeometry(screenNumber(w));
     87     return FloatRect(r.x(), r.y(), r.width(), r.height());
     88 }
     89 
     90 } // namespace WebCore
     91