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authortpearson <tpearson@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2010-08-02 19:12:15 +0000
committertpearson <tpearson@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2010-08-02 19:12:15 +0000
commit4c3c7eaa2d225ecc0c16644f1a23e848bf539164 (patch)
treee2ec7ae4bdc3be1f6ffbc999802b6db8db1ad9c3 /qtinterface/qt4/Qt/qwindowsystem_qws.h
parent60cbdb4674377338156be84fc3890358e44f23ba (diff)
downloadtqtinterface-4c3c7eaa2d225ecc0c16644f1a23e848bf539164.tar.gz
tqtinterface-4c3c7eaa2d225ecc0c16644f1a23e848bf539164.zip
Starting work on Qt4 interface...
git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/dependencies/tqtinterface@1158413 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
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+/****************************************************************************
+**
+** Copyright (C) 2010 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.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial Usage
+** Licensees holding valid Qt Commercial licenses may use this file in
+** accordance with the Qt Commercial License Agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Nokia.
+**
+** 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.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QWINDOWSYSTEM_QWS_H
+#define QWINDOWSYSTEM_QWS_H
+
+#include <QtCore/qbytearray.h>
+#include <QtCore/qmap.h>
+#include <QtCore/qdatetime.h>
+#include <QtCore/qlist.h>
+
+#include <QtGui/qwsevent_qws.h>
+#include <QtGui/qkbd_qws.h>
+#include <QtGui/qregion.h>
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+QT_MODULE(Gui)
+
+struct QWSWindowPrivate;
+class QWSCursor;
+class QWSClient;
+class QWSRegionManager;
+class QBrush;
+class QVariant;
+class QInputMethodEvent;
+class QWSInputMethod;
+class QWSBackingStore;
+class QWSWindowSurface;
+
+#ifdef QT3_SUPPORT
+class QImage;
+class QColor;
+#endif
+
+class QWSInternalWindowInfo
+{
+public:
+ int winid;
+ unsigned int clientid;
+ QString name; // Corresponds to QObject name of top-level widget
+};
+
+
+class Q_GUI_EXPORT QWSScreenSaver
+{
+public:
+ virtual ~QWSScreenSaver();
+ virtual void restore()=0;
+ virtual bool save(int level)=0;
+};
+
+
+class Q_GUI_EXPORT QWSWindow
+{
+ friend class QWSServer;
+ friend class QWSServerPrivate;
+
+public:
+ QWSWindow(int i, QWSClient* client);
+ ~QWSWindow();
+
+ int winId() const { return id; }
+ const QString &name() const { return rgnName; }
+ const QString &caption() const { return rgnCaption; }
+ QWSClient* client() const { return c; }
+ const QRegion &requestedRegion() const { return requested_region; }
+ QRegion allocatedRegion() const;
+ QRegion paintedRegion() const;
+ bool isVisible() const { return !requested_region.isEmpty(); }
+ bool isPartiallyObscured() const { return requested_region != allocatedRegion(); }
+ bool isFullyObscured() const { return allocatedRegion().isEmpty(); }
+
+ enum State { NoState, Hidden, Showing, Visible, Hiding, Raising, Lowering, Moving, ChangingGeometry, Destroyed };
+ State state() const;
+ Qt::WindowFlags windowFlags() const;
+ QRegion dirtyOnScreen() const;
+
+ void raise();
+ void lower();
+ void show();
+ void hide();
+ void setActiveWindow();
+
+ bool isOpaque() const {return opaque && _opacity == 255;}
+ uint opacity() const { return _opacity; }
+
+ QWSWindowSurface* windowSurface() const { return surface; }
+
+private:
+ bool hidden() const { return requested_region.isEmpty(); }
+ bool forClient(const QWSClient* cl) const { return cl==c; }
+
+ void setName(const QString &n);
+ void setCaption(const QString &c);
+
+ void focus(bool get);
+ int focusPriority() const { return last_focus_time; }
+ void operation(QWSWindowOperationEvent::Operation o);
+ void shuttingDown() { last_focus_time=0; }
+
+#ifdef QT_QWS_CLIENTBLIT
+ QRegion directPaintRegion() const;
+ inline void setDirectPaintRegion(const QRegion &topmost);
+#endif
+ inline void setAllocatedRegion(const QRegion &region);
+
+ void createSurface(const QString &key, const QByteArray &data);
+
+#ifndef QT_NO_QWSEMBEDWIDGET
+ void startEmbed(QWSWindow *window);
+ void stopEmbed(QWSWindow *window);
+#endif
+
+private:
+ int id;
+ QString rgnName;
+ QString rgnCaption;
+ bool modified;
+ bool onTop;
+ QWSClient* c;
+ QRegion requested_region;
+ QRegion exposed;
+ int last_focus_time;
+ QWSWindowSurface *surface;
+ uint _opacity;
+ bool opaque;
+ QWSWindowPrivate *d;
+#ifdef QT3_SUPPORT
+ inline QT3_SUPPORT QRegion requested() const { return requested_region; }
+// inline QT3_SUPPORT QRegion allocation() const { return allocated_region; }
+#endif
+};
+
+
+#ifndef QT_NO_SOUND
+class QWSSoundServer;
+#ifdef QT_USE_OLD_QWS_SOUND
+class QWSSoundServerData;
+
+class Q_GUI_EXPORT QWSSoundServer : public QObject {
+ Q_OBJECT
+public:
+ QWSSoundServer(QObject* parent);
+ ~QWSSoundServer();
+ void playFile(const QString& filename);
+private Q_SLOTS:
+ void feedDevice(int fd);
+private:
+ QWSSoundServerData* d;
+};
+#endif
+#endif
+
+
+/*********************************************************************
+ *
+ * Class: QWSServer
+ *
+ *********************************************************************/
+
+class QWSMouseHandler;
+struct QWSCommandStruct;
+class QWSServerPrivate;
+class QWSServer;
+
+extern Q_GUI_EXPORT QWSServer *qwsServer;
+
+class Q_GUI_EXPORT QWSServer : public QObject
+{
+ friend class QCopChannel;
+ friend class QWSMouseHandler;
+ friend class QWSWindow;
+ friend class QWSDisplay;
+ friend class QWSInputMethod;
+ Q_OBJECT
+ Q_DECLARE_PRIVATE(QWSServer)
+public:
+ explicit QWSServer(int flags = 0, QObject *parent=0);
+#ifdef QT3_SUPPORT
+ QT3_SUPPORT_CONSTRUCTOR QWSServer(int flags, QObject *parent, const char *name);
+#endif
+ ~QWSServer();
+ enum ServerFlags { DisableKeyboard = 0x01,
+ DisableMouse = 0x02 };
+
+ static void sendKeyEvent(int unicode, int keycode, Qt::KeyboardModifiers modifiers,
+ bool isPress, bool autoRepeat);
+#ifndef QT_NO_QWS_KEYBOARD
+ static void processKeyEvent(int unicode, int keycode, Qt::KeyboardModifiers modifiers,
+ bool isPress, bool autoRepeat);
+#endif
+
+ static QWSServer* instance() { return qwsServer; }
+
+#ifndef QT_NO_QWS_INPUTMETHODS
+#ifdef QT3_SUPPORT
+ enum IMState { IMCompose, IMEnd, IMStart = IMCompose };
+#endif
+ enum IMMouse { MousePress, MouseRelease, MouseMove, MouseOutside }; //MouseMove reserved but not used
+ void sendIMEvent(const QInputMethodEvent*);
+ void sendIMQuery(int property);
+#endif
+
+#ifndef QT_NO_QWS_KEYBOARD
+ class KeyboardFilter
+ {
+ public:
+ virtual ~KeyboardFilter() {}
+ virtual bool filter(int unicode, int keycode, int modifiers,
+ bool isPress, bool autoRepeat)=0;
+ };
+ static void addKeyboardFilter(KeyboardFilter *f);
+ static void removeKeyboardFilter();
+#endif
+
+#ifndef QT_NO_QWS_INPUTMETHODS
+ static void setCurrentInputMethod(QWSInputMethod *im);
+ static void resetInputMethod();
+#endif
+
+ static void setDefaultMouse(const char *);
+ static void setDefaultKeyboard(const char *);
+ static void setMaxWindowRect(const QRect&);
+ static void sendMouseEvent(const QPoint& pos, int state, int wheel = 0);
+
+ static void setBackground(const QBrush &);
+#ifdef QT3_SUPPORT
+ static QT3_SUPPORT void setDesktopBackground(const QImage &img);
+ static QT3_SUPPORT void setDesktopBackground(const QColor &);
+#endif
+ static QWSMouseHandler *mouseHandler();
+ static const QList<QWSMouseHandler*>& mouseHandlers();
+ static void setMouseHandler(QWSMouseHandler*);
+#ifndef QT_NO_QWS_KEYBOARD
+ static QWSKeyboardHandler* keyboardHandler();
+ static void setKeyboardHandler(QWSKeyboardHandler* kh);
+#endif
+ QWSWindow *windowAt(const QPoint& pos);
+
+ const QList<QWSWindow*> &clientWindows();
+
+ void openMouse();
+ void closeMouse();
+ void suspendMouse();
+ void resumeMouse();
+#ifndef QT_NO_QWS_KEYBOARD
+ void openKeyboard();
+ void closeKeyboard();
+#endif
+
+ static void setScreenSaver(QWSScreenSaver*);
+ static void setScreenSaverIntervals(int* ms);
+ static void setScreenSaverInterval(int);
+ static void setScreenSaverBlockLevel(int);
+ static bool screenSaverActive();
+ static void screenSaverActivate(bool);
+
+ // the following are internal.
+ void refresh();
+ void refresh(QRegion &);
+
+ void enablePainting(bool);
+ static void processEventQueue();
+ static QList<QWSInternalWindowInfo*> * windowList();
+
+ void sendPropertyNotifyEvent(int property, int state);
+
+ static QPoint mousePosition;
+
+ static void startup(int flags);
+ static void closedown();
+
+ static void beginDisplayReconfigure();
+ static void endDisplayReconfigure();
+
+#ifndef QT_NO_QWS_CURSOR
+ static void setCursorVisible(bool);
+ static bool isCursorVisible();
+#endif
+
+ const QBrush &backgroundBrush() const;
+
+ enum WindowEvent { Create=0x0001, Destroy=0x0002, Hide=0x0004, Show=0x0008,
+ Raise=0x0010, Lower=0x0020, Geometry=0x0040, Active = 0x0080,
+ Name=0x0100 };
+
+Q_SIGNALS:
+ void windowEvent(QWSWindow *w, QWSServer::WindowEvent e);
+
+#ifndef QT_NO_COP
+ void newChannel(const QString& channel);
+ void removedChannel(const QString& channel);
+
+#endif
+#ifndef QT_NO_QWS_INPUTMETHODS
+ void markedText(const QString &);
+#endif
+
+protected:
+ void timerEvent(QTimerEvent *e);
+
+private:
+ friend class QApplicationPrivate;
+ void updateWindowRegions() const;
+
+#ifdef QT3_SUPPORT
+#ifndef QT_NO_QWS_KEYBOARD
+ static inline QT3_SUPPORT void setKeyboardFilter(QWSServer::KeyboardFilter *f)
+ { if (f) addKeyboardFilter(f); else removeKeyboardFilter(); }
+#endif
+#endif
+
+private:
+#ifndef QT_NO_QWS_MULTIPROCESS
+ Q_PRIVATE_SLOT(d_func(), void _q_clientClosed())
+ Q_PRIVATE_SLOT(d_func(), void _q_doClient())
+ Q_PRIVATE_SLOT(d_func(), void _q_deleteWindowsLater())
+#endif
+
+ Q_PRIVATE_SLOT(d_func(), void _q_screenSaverWake())
+ Q_PRIVATE_SLOT(d_func(), void _q_screenSaverSleep())
+ Q_PRIVATE_SLOT(d_func(), void _q_screenSaverTimeout())
+
+#ifndef QT_NO_QWS_MULTIPROCESS
+ Q_PRIVATE_SLOT(d_func(), void _q_newConnection())
+#endif
+};
+
+#ifndef QT_NO_QWS_INPUTMETHODS
+class Q_GUI_EXPORT QWSInputMethod : public QObject
+{
+ Q_OBJECT
+public:
+ QWSInputMethod();
+ virtual ~QWSInputMethod();
+
+ enum UpdateType {Update, FocusIn, FocusOut, Reset, Destroyed};
+
+ virtual bool filter(int unicode, int keycode, int modifiers,
+ bool isPress, bool autoRepeat);
+
+ virtual bool filter(const QPoint &, int state, int wheel);
+
+ virtual void reset();
+ virtual void updateHandler(int type);
+ virtual void mouseHandler(int pos, int state);
+ virtual void queryResponse(int property, const QVariant&);
+
+protected:
+ uint setInputResolution(bool isHigh);
+ uint inputResolutionShift() const;
+ // needed for required transform
+ void sendMouseEvent(const QPoint &pos, int state, int wheel);
+
+ void sendEvent(const QInputMethodEvent*);
+ void sendPreeditString(const QString &preeditString, int cursorPosition, int selectionLength = 0);
+ void sendCommitString(const QString &commitString, int replaceFrom = 0, int replaceLength = 0);
+ void sendQuery(int property);
+
+#ifdef QT3_SUPPORT
+ inline void sendIMEvent(QWSServer::IMState, const QString& txt, int cpos, int selLen = 0);
+#endif
+private:
+ bool mIResolution;
+};
+
+inline void QWSInputMethod::sendEvent(const QInputMethodEvent *ime)
+{
+ qwsServer->sendIMEvent(ime);
+}
+#ifdef QT3_SUPPORT
+inline void QWSInputMethod::sendIMEvent(QWSServer::IMState state, const QString& txt, int cpos, int selLen)
+{
+ if (state == QWSServer::IMCompose) sendPreeditString(txt, cpos, selLen); else sendCommitString(txt);
+}
+#endif
+
+inline void QWSInputMethod::sendQuery(int property)
+{
+ qwsServer->sendIMQuery(property);
+}
+
+// mouse events not inline as involve transformations.
+#endif // QT_NO_QWS_INPUTMETHODS
+
+
+
+/*********************************************************************
+ *
+ * Class: QWSClient
+ *
+ *********************************************************************/
+
+struct QWSMouseEvent;
+
+typedef QMap<int, QWSCursor*> QWSCursorMap;
+
+class QWSClientPrivate;
+class QWSCommand;
+class QWSConvertSelectionCommand;
+
+class Q_GUI_EXPORT QWSClient : public QObject
+{
+ Q_OBJECT
+ Q_DECLARE_PRIVATE(QWSClient)
+public:
+ QWSClient(QObject* parent, QWS_SOCK_BASE *, int id);
+ ~QWSClient();
+
+ int socket() const;
+
+ void setIdentity(const QString&);
+ QString identity() const { return id; }
+
+ void sendEvent(QWSEvent* event);
+ void sendConnectedEvent(const char *display_spec);
+ void sendMaxWindowRectEvent(const QRect &rect);
+ void sendPropertyNotifyEvent(int property, int state);
+ void sendPropertyReplyEvent(int property, int len, const char *data);
+ void sendSelectionClearEvent(int windowid);
+ void sendSelectionRequestEvent(QWSConvertSelectionCommand *cmd, int windowid);
+#ifndef QT_QWS_CLIENTBLIT
+ void sendRegionEvent(int winid, QRegion rgn, int type);
+#else
+ void sendRegionEvent(int winid, QRegion rgn, int type, int id = 0);
+#endif
+#ifndef QT_NO_QWSEMBEDWIDGET
+ void sendEmbedEvent(int winid, QWSEmbedEvent::Type type,
+ const QRegion &region = QRegion());
+#endif
+ QWSCommand* readMoreCommand();
+
+ int clientId() const { return cid; }
+
+ QWSCursorMap cursors; // cursors defined by this client
+Q_SIGNALS:
+ void connectionClosed();
+ void readyRead();
+private Q_SLOTS:
+ void closeHandler();
+ void errorHandler();
+
+private:
+#ifndef QT_NO_QWS_MULTIPROCESS
+ friend class QWSWindow;
+ void removeUnbufferedSurface();
+ void addUnbufferedSurface();
+#endif
+
+private:
+ int socketDescriptor;
+#ifndef QT_NO_QWS_MULTIPROCESS
+ QWSSocket *csocket;
+#endif
+ QWSCommand* command;
+ uint isClosed : 1;
+ QString id;
+ int cid;
+
+ friend class QWSServerPrivate;
+};
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif // QWINDOWSYSTEM_QWS_H