src/gui/embedded/qwsdisplay_qws_p.h
changeset 0 1918ee327afb
child 4 3b1da2848fc7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/gui/embedded/qwsdisplay_qws_p.h	Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,161 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtGui module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, 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.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QWSDISPLAY_QWS_P_H
+#define QWSDISPLAY_QWS_P_H
+
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the Qt API.  It exists purely as an
+// implementation detail.  This header file may change from version to
+// version without notice, or even be removed.
+//
+// We mean it.
+//
+
+#include "qwsdisplay_qws.h"
+#include "qwssocket_qws.h"
+#include "qwsevent_qws.h"
+#include <private/qwssharedmemory_p.h>
+#include "qwscommand_qws_p.h"
+#include "qwslock_p.h"
+
+QT_BEGIN_NAMESPACE
+
+class QWSDisplay::Data
+{
+public:
+    Data(QObject* parent, bool singleProcess = false);
+    ~Data();
+
+    void flush();
+
+    bool queueNotEmpty();
+    QWSEvent *dequeue();
+    QWSEvent *peek();
+
+    bool directServerConnection();
+    void fillQueue();
+#ifndef QT_NO_QWS_MULTIPROCESS
+    void connectToPipe();
+    void waitForConnection();
+    void waitForPropertyReply();
+    void waitForRegionAck(int winId);
+    void waitForRegionEvents(int winId, bool ungrabDisplay);
+    bool hasPendingRegionEvents() const;
+#endif
+    void waitForCreation();
+#ifndef QT_NO_COP
+    void waitForQCopResponse();
+#endif
+    void init();
+    void reinit( const QString& newAppName );
+    void create(int n = 1);
+
+    void flushCommands();
+    void sendCommand(QWSCommand & cmd);
+    void sendSynchronousCommand(QWSCommand & cmd);
+
+    QWSEvent *readMore();
+
+    int takeId();
+
+    void setMouseFilter(void (*filter)(QWSMouseEvent*));
+
+    //####public data members
+
+//    QWSRegionManager *rgnMan;
+    uchar *sharedRam;
+#ifndef QT_NO_QWS_MULTIPROCESS
+    QWSSharedMemory shm;
+#endif
+    int sharedRamSize;
+
+#ifndef QT_NO_QWS_MULTIPROCESS
+    static QWSLock *clientLock;
+
+    static bool lockClient(QWSLock::LockType, int timeout = -1);
+    static void unlockClient(QWSLock::LockType);
+    static bool waitClient(QWSLock::LockType, int timeout = -1);
+    static QWSLock* getClientLock();
+#endif // QT_NO_QWS_MULTIPROCESS
+
+private:
+#ifndef QT_NO_QWS_MULTIPROCESS
+    QWSSocket *csocket;
+#endif
+    QList<QWSEvent*> queue;
+
+#if 0
+    void debugQueue() {
+            for (int i = 0; i < queue.size(); ++i) {
+                QWSEvent *e = queue.at(i);
+                qDebug( "   ev %d type %d sl %d rl %d", i, e->type, e->simpleLen, e->rawLen);
+            }
+    }
+#endif
+
+    QWSConnectedEvent* connected_event;
+    QWSMouseEvent* mouse_event;
+    int region_events_count;
+    int mouse_state;
+    int mouse_winid;
+    QPoint region_offset;
+    int region_offset_window;
+#ifndef QT_NO_COP
+    QWSQCopMessageEvent *qcop_response;
+#endif
+    QWSEvent* current_event;
+    QList<int> unused_identifiers;
+#ifdef QAPPLICATION_EXTRA_DEBUG
+    int mouse_event_count;
+#endif
+    void (*mouseFilter)(QWSMouseEvent *);
+
+    enum { VariableEvent=-1 };
+
+};
+
+QT_END_NAMESPACE
+
+#endif // QWSDISPLAY_QWS_P_H