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<td align="right" valign="center"><img src="logo32.png" align="right" width="64" height="32" border="0"></td></tr></table><h1 align=center>qwindowsystem_qws.h</h1>
<p>This is the verbatim text of the qwindowsystem_qws.h include file. It is provided only for illustration; the copyright remains with Trolltech.
<hr>
<pre>
/****************************************************************************
** $Id: qt/qwindowsystem_qws.h 3.3.8 edited Jan 11 14:38 $
**
** Definition of TQt/FB central server classes
**
** Created : 991025
**
** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved.
**
** This file is part of the kernel module of the TQt GUI Toolkit.
**
** This file may be used under the terms of the GNU General Public
** License versions 2.0 or 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Alternatively you may (at your option) use any
** later version of the GNU General Public License if such license has
** been publicly approved by Trolltech ASA (or its successors, if any)
** and the KDE Free TQt Foundation.
**
** Please review the following information to ensure GNU General
** Public Licensing requirements will be met:
** http://trolltech.com/products/qt/licenses/licensing/opensource/.
** If you are unsure which license is appropriate for your use, please
** review the following information:
** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
** or contact the sales department at sales@trolltech.com.
**
** Licensees holding valid TQt Commercial licenses may use this file in
** accordance with the TQt Commercial License Agreement provided with
** the Software.
**
** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
** herein.
**
**********************************************************************/
#ifndef TQWINDOWSYSTEM_QWS_H
#define TQWINDOWSYSTEM_QWS_H
#ifndef QT_H
#include "qwssocket_qws.h"
#include "ntqmap.h"
#include "ntqdatetime.h"
#include "ntqptrlist.h"
#include "ntqimage.h"
#include "qwsproperty_qws.h"
#include "qwscommand_qws.h"
#include "qwsevent_qws.h"
#endif // QT_H
#include "qkbd_qws.h"
struct SWCursorData;
class TQWSCursor;
class TQWSClient;
class TQWSRegionManager;
class TQGfx;
class TQWSServerData;
class TQWSInternalWindowInfo
{
public:
int winid;
unsigned int clientid;
TQString name; // Corresponds to TQObject name of top-level widget
};
struct TQWSWindowData;
class TQWSScreenSaver
{
public:
virtual ~TQWSScreenSaver();
virtual void restore()=0;
virtual bool save(int level)=0;
};
class TQWSWindow
{
friend class TQWSServer;
public:
TQWSWindow(int i, TQWSClient* client);
~TQWSWindow();
int winId() const { return id; }
const TQString &name() const { return rgnName; }
const TQString &caption() const { return rgnCaption; }
TQWSClient* client() const { return c; }
TQRegion requested() const { return requested_region; }
TQRegion allocation() const { return allocated_region; }
bool isVisible() const { return !requested_region.isEmpty(); }
bool isPartiallyObscured() const { return requested_region!=allocated_region; }
bool isFullyObscured() const { return allocated_region.isEmpty(); }
void raise();
void lower();
void show();
void hide();
void setActiveWindow();
private:
bool hidden() const { return requested_region.isEmpty(); }
bool forClient(const TQWSClient* cl) const { return cl==c; }
void setName( const TQString &n );
void setCaption( const TQString &c );
void addAllocation( TQWSRegionManager *, const TQRegion & );
void removeAllocation( TQWSRegionManager *, const TQRegion & );
int allocationIndex() const { return alloc_region_idx; }
void setAllocationIndex( int i ) { alloc_region_idx = i; modified = TRUE; }
void updateAllocation();
void setNeedAck( bool n ) { needAck = n; }
void focus(bool get);
int focusPriority() const { return last_focus_time; }
void operation( TQWSWindowOperationEvent::Operation o );
void shuttingDown() { last_focus_time=0; }
private:
int id;
TQString rgnName;
TQString rgnCaption;
int alloc_region_idx;
bool modified;
bool needAck;
bool onTop;
TQWSClient* c;
TQRegion requested_region;
TQRegion allocated_region;
TQRegion exposed;
int last_focus_time;
TQWSWindowData *d;
};
#ifndef QT_NO_SOUND
class TQWSSoundServer;
#ifdef QT_USE_OLD_QWS_SOUND
class TQWSSoundServerData;
class TQWSSoundServer : public TQObject {
TQ_OBJECT
public:
TQWSSoundServer(TQObject* parent);
~TQWSSoundServer();
void playFile(const TQString& filename);
private slots:
void feedDevice(int fd);
private:
TQWSSoundServerData* d;
};
#endif
#endif
/*********************************************************************
*
* Class: TQWSServer
*
*********************************************************************/
class TQWSMouseHandler;
struct TQWSCommandStruct;
#ifndef QT_NO_QWS_MULTIPROCESS
class TQWSServer : public TQWSServerSocket
#else
class TQWSServer : public TQObject
#endif
{
friend class TQCopChannel;
friend class TQWSMouseHandler;
friend class TQWSWindow;
friend class TQWSDisplay;
friend class TQWSInputMethod;
TQ_OBJECT
public:
TQWSServer( int flags = 0, TQObject *parent=0, const char *name=0 );
~TQWSServer();
enum ServerFlags { DisableKeyboard = 0x01,
DisableMouse = 0x02 };
enum GUIMode { NoGui = FALSE, NormalGUI = TRUE, Server };
static void sendKeyEvent(int unicode, int keycode, int modifiers, bool isPress,
bool autoRepeat);
static void processKeyEvent(int unicode, int keycode, int modifiers, bool isPress,
bool autoRepeat);
#ifndef QT_NO_QWS_IM
enum IMState { IMStart, IMCompose, IMEnd };
void sendIMEvent( IMState state, const TQString& txt, int cpos, int selLen );
#endif
#ifndef QT_NO_QWS_KEYBOARD
typedef struct KeyMap {
int key_code;
ushort unicode;
ushort shift_unicode;
ushort ctrl_unicode;
};
typedef struct KeyOverride {
ushort scan_code;
KeyMap map;
};
static const KeyMap *keyMap();
static void setOverrideKeys( const KeyOverride* );
class KeyboardFilter
{
public:
virtual bool filter(int unicode, int keycode, int modifiers,
bool isPress, bool autoRepeat)=0;
};
static void setKeyboardFilter( KeyboardFilter *f );
#endif
#ifndef QT_NO_QWS_IM
static void setCurrentInputMethod( TQWSInputMethod *im );
static void resetInputMethod();
static void setMicroFocus( int x, int y );
#endif
static void setDefaultMouse( const char * );
static void setDefaultKeyboard( const char * );
static void setMaxWindowRect(const TQRect&);
static void sendMouseEvent(const TQPoint& pos, int state);
static void setDesktopBackground( const TQImage &img );
static void setDesktopBackground( const TQColor & );
static TQWSMouseHandler *mouseHandler();
static void setMouseHandler(TQWSMouseHandler*);
#ifndef QT_NO_QWS_KEYBOARD
static TQWSKeyboardHandler* keyboardHandler();
static void setKeyboardHandler(TQWSKeyboardHandler* kh);
#endif
TQWSWindow *windowAt( const TQPoint& pos );
// For debugging only at this time
const TQPtrList<TQWSWindow> &clientWindows() { return windows; }
void openMouse();
void closeMouse();
#ifndef QT_NO_QWS_KEYBOARD
void openKeyboard();
void closeKeyboard();
#endif
static void setScreenSaver(TQWSScreenSaver*);
static void setScreenSaverIntervals(int* ms);
static void setScreenSaverInterval(int);
static bool screenSaverActive();
static void screenSaverActivate(bool);
// the following are internal.
void refresh();
void refresh(TQRegion &);
void enablePainting(bool);
static void processEventQueue();
static TQPtrList<TQWSInternalWindowInfo> * windowList();
void sendPropertyNotifyEvent( int property, int state );
#ifndef QT_NO_QWS_PROPERTIES
TQWSPropertyManager *manager() {
return &propertyManager;
}
#endif
static TQPoint 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
enum WindowEvent { Create=0x0001, Destroy=0x0002, Hide=0x0004, Show=0x0008,
Raise=0x0010, Lower=0x0020, Geometry=0x0040, Active = 0x0080,
Name=0x0100 };
signals:
void windowEvent( TQWSWindow *w, TQWSServer::WindowEvent e );
#ifndef QT_NO_COP
void newChannel( const TQString& channel);
void removedChannel(const TQString& channel);
#endif
private:
#ifndef QT_NO_COP
static void sendTQCopEvent( TQWSClient *c, const TQCString &ch,
const TQCString &msg, const TQByteArray &data,
bool response = FALSE );
#endif
void move_region( const TQWSRegionMoveCommand * );
void set_altitude( const TQWSChangeAltitudeCommand * );
void request_focus( const TQWSRequestFocusCommand * );
void request_region( int, TQRegion );
void destroy_region( const TQWSRegionDestroyCommand * );
void name_region( const TQWSRegionNameCommand * );
void set_identity( const TQWSIdentifyCommand * );
#ifndef QT_NO_QWS_IM
void set_micro_focus( const TQWSSetMicroFocusCommand * );
void reset_im( const TQWSResetIMCommand * );
static void sendKeyEventUnfiltered(int unicode, int keycode,
int modifiers, bool isPress,
bool autoRepeat);
#endif
static void emergency_cleanup();
static TQColor *bgColor;
static TQImage *bgImage;
void sendMaxWindowRectEvents();
#ifndef QT_NO_QWS_MULTIPROCESS
void newConnection( int socket );
#endif
void invokeIdentify( const TQWSIdentifyCommand *cmd, TQWSClient *client );
void invokeCreate( TQWSCreateCommand *cmd, TQWSClient *client );
void invokeRegionName( const TQWSRegionNameCommand *cmd, TQWSClient *client );
void invokeRegion( TQWSRegionCommand *cmd, TQWSClient *client );
void invokeRegionMove( const TQWSRegionMoveCommand *cmd, TQWSClient *client );
void invokeRegionDestroy( const TQWSRegionDestroyCommand *cmd, TQWSClient *client );
void invokeSetAltitude( const TQWSChangeAltitudeCommand *cmd, TQWSClient *client );
#ifndef QT_NO_QWS_PROPERTIES
void invokeAddProperty( TQWSAddPropertyCommand *cmd );
void invokeSetProperty( TQWSSetPropertyCommand *cmd );
void invokeRemoveProperty( TQWSRemovePropertyCommand *cmd );
void invokeGetProperty( TQWSGetPropertyCommand *cmd, TQWSClient *client );
#endif //QT_NO_QWS_PROPERTIES
void invokeSetSelectionOwner( TQWSSetSelectionOwnerCommand *cmd );
void invokeConvertSelection( TQWSConvertSelectionCommand *cmd );
void invokeSetFocus( const TQWSRequestFocusCommand *cmd, TQWSClient *client );
void initIO();
void setFocus( TQWSWindow*, bool gain );
#ifndef QT_NO_QWS_CURSOR
void invokeDefineCursor( TQWSDefineCursorCommand *cmd, TQWSClient *client );
void invokeSelectCursor( TQWSSelectCursorCommand *cmd, TQWSClient *client );
#endif
void invokeGrabMouse( TQWSGrabMouseCommand *cmd, TQWSClient *client );
void invokeGrabKeyboard( TQWSGrabKeyboardCommand *cmd, TQWSClient *client );
#ifndef QT_NO_SOUND
void invokePlaySound( TQWSPlaySoundCommand *cmd, TQWSClient *client );
#endif
#ifndef QT_NO_COP
void invokeRegisterChannel( TQWSQCopRegisterChannelCommand *cmd,
TQWSClient *client );
void invokeTQCopSend( TQWSQCopSendCommand *cmd, TQWSClient *client );
#endif
void invokeRepaintRegion( TQWSRepaintRegionCommand *cmd,
TQWSClient *client );
#ifndef QT_NO_QWS_IM
void invokeSetMicroFocus( const TQWSSetMicroFocusCommand *cmd,
TQWSClient *client );
void invokeResetIM( const TQWSResetIMCommand *cmd,
TQWSClient *client );
#endif
TQWSMouseHandler* newMouseHandler(const TQString& spec);
void openDisplay();
void closeDisplay();
void showCursor();
void hideCursor();
void initializeCursor();
void paintServerRegion();
void paintBackground( const TQRegion & );
void clearRegion( const TQRegion &r, const TQColor &c );
void refreshBackground();
void resetGfx();
private slots:
#ifndef QT_NO_QWS_MULTIPROCESS
void clientClosed();
void doClient();
void deleteWindowsLater();
#endif
void screenSaverWake();
void screenSaverSleep();
void screenSaverTimeout();
private:
void disconnectClient( TQWSClient * );
void screenSave(int level);
void doClient( TQWSClient * );
typedef TQMapIterator<int,TQWSClient*> ClientIterator;
typedef TQMap<int,TQWSClient*> ClientMap;
void releaseMouse(TQWSWindow* w);
void releaseKeyboard(TQWSWindow* w);
void updateClientCursorPos();
uchar* sharedram;
int ramlen;
TQGfx *gfx;
ClientMap client;
#ifndef QT_NO_QWS_PROPERTIES
TQWSPropertyManager propertyManager;
#endif
struct SelectionOwner {
int windowid;
struct Time {
void set( int h, int m, int s, int s2 ) {
hour = h; minute = m; sec = s; ms = s2;
}
int hour, minute, sec, ms;
} time;
} selectionOwner;
TQTime timer;
TQWSServerData* d;
int* screensaverinterval;
TQWSWindow *focusw;
TQWSWindow *mouseGrabber;
bool mouseGrabbing;
int swidth, sheight, sdepth;
#ifndef QT_NO_QWS_CURSOR
bool haveviscurs;
TQWSCursor *cursor; // cursor currently shown
TQWSCursor *nextCursor; // cursor to show once grabbing is off
#endif
TQRegion screenRegion; // the entire display region
TQRegion serverRegion;
TQRegion dirtyBackground;
bool disablePainting;
TQPtrList<TQWSMouseHandler> mousehandlers;
#ifndef QT_NO_QWS_KEYBOARD
TQPtrList<TQWSKeyboardHandler> keyboardhandlers;
#endif
TQPtrList<TQWSCommandStruct> commandQueue;
TQWSRegionManager *rgnMan;
// Window management
TQPtrList<TQWSWindow> windows; // first=topmost
TQWSWindow* newWindow(int id, TQWSClient* client);
TQWSWindow* findWindow(int windowid, TQWSClient* client);
void moveWindowRegion(TQWSWindow*, int dx, int dy );
TQRegion setWindowRegion(TQWSWindow*, TQRegion r );
void raiseWindow( TQWSWindow *, int = 0);
void lowerWindow( TQWSWindow *, int = -1);
void exposeRegion( TQRegion , int index = 0 );
void notifyModified( TQWSWindow *active = 0 );
void syncRegions( TQWSWindow *active = 0 );
void setCursor(TQWSCursor *curs);
// multimedia
#ifndef QT_NO_SOUND
TQWSSoundServer *soundserver;
#endif
#ifndef QT_NO_COP
TQMap<TQString, TQPtrList<TQWSClient> > channels;
#endif
#ifndef QT_NO_QWS_IM
bool microF;
int microX;
int microY;
#endif
};
extern TQWSServer *qwsServer; //there can be only one
#ifndef QT_NO_QWS_IM
class TQWSInputMethod
{
public:
TQWSInputMethod();
virtual ~TQWSInputMethod();
virtual bool filter(int unicode, int keycode, int modifiers,
bool isPress, bool autoRepeat)=0;
virtual void reset();
virtual void setMicroFocus( int x, int y );
virtual void setFont( const TQFont& );
protected:
void sendIMEvent( TQWSServer::IMState, const TQString& txt, int cpos, int selLen = 0 );
//void sendKeyEvent( int unicode, int keycode, int modifiers,
// bool isPress, bool autoRepeat);
};
inline void TQWSInputMethod::sendIMEvent( TQWSServer::IMState state, const TQString &txt, int cpos, int selLen )
{
qwsServer->sendIMEvent( state, txt, cpos, selLen );
}
#endif
/*********************************************************************
*
* Class: TQWSClient
*
*********************************************************************/
struct TQWSMouseEvent;
typedef TQMap<int, TQWSCursor*> TQWSCursorMap;
class TQWSClient : public TQObject
{
TQ_OBJECT
public:
TQWSClient( TQObject* parent, int socket, int id );
~TQWSClient();
int socket() const;
void setIdentity(const TQString&);
TQString identity() const { return id; }
void sendEvent( TQWSEvent* event );
void sendConnectedEvent( const char *display_spec );
void sendMaxWindowRectEvent();
void sendRegionModifyEvent( int winid, TQRegion exposed, bool ack );
void sendFocusEvent( int winid, bool get );
void sendPropertyNotifyEvent( int property, int state );
void sendPropertyReplyEvent( int property, int len, char *data );
void sendSelectionClearEvent( int windowid );
void sendSelectionRequestEvent( TQWSConvertSelectionCommand *cmd, int windowid );
TQWSCommand* readMoreCommand();
int clientId() const { return cid; }
TQWSCursorMap cursors; // cursors defined by this client
signals:
void connectionClosed();
void readyRead();
private slots:
void closeHandler();
void errorHandler( int );
private:
int s; // XXX csocket->d->socket->socket() is this value
#ifndef QT_NO_QWS_MULTIPROCESS
TQWSSocket *csocket;
#endif
TQWSCommand* command;
uint isClosed : 1;
TQString id;
int cid;
};
#endif // TQWINDOWSYSTEM_QWS_H
</pre>
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<a href="troll.html">Trolltech</a><td align=center><a href="trademarks.html">Trademarks</a>
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