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/**************************************************************************/
/* */
/* Copyright (c) 2001, 2011 NoMachine (http://www.nomachine.com) */
/* Copyright (c) 2008-2017 Oleksandr Shneyder <o.shneyder@phoca-gmbh.de> */
/* Copyright (c) 2011-2022 Mike Gabriel <mike.gabriel@das-netzwerkteam.de>*/
/* Copyright (c) 2014-2019 Mihai Moldovan <ionic@ionic.de> */
/* Copyright (c) 2014-2022 Ulrich Sibiller <uli42@gmx.de> */
/* Copyright (c) 2015-2016 Qindel Group (http://www.qindel.com) */
/* */
/* NXAGENT, NX protocol compression and NX extensions to this software */
/* are copyright of the aforementioned persons and companies. */
/* */
/* Redistribution and use of the present software is allowed according */
/* to terms specified in the file LICENSE which comes in the source */
/* distribution. */
/* */
/* All rights reserved. */
/* */
/* NOTE: This software has received contributions from various other */
/* contributors, only the core maintainers and supporters are listed as */
/* copyright holders. Please contact us, if you feel you should be listed */
/* as copyright holder, as well. */
/* */
/**************************************************************************/
#ifndef __Events_H__
#define __Events_H__
#include <nx-X11/Xmd.h>
#define ProcessedExpose (LASTEvent + 1)
#define ProcessedNotify (LASTEvent + 2)
#define EXPOSED_SIZE 256
enum HandleEventResult
{
doNothing = 0,
doMinimize,
doDebugTree,
doCloseSession,
doSwitchFullscreen,
doSwitchAllScreens,
doViewportMoveUp,
doViewportMoveLeft,
doViewportMoveRight,
doViewportMoveDown,
doViewportLeft,
doViewportUp,
doViewportRight,
doViewportDown,
doSwitchResizeMode,
doSwitchDeferMode,
doAutoGrab,
doDumpClipboard
};
extern CARD32 nxagentLastEventTime;
/*
* Manage incoming events.
*/
typedef Bool (*PredicateFuncPtr)(Display*, XEvent*, XPointer);
extern void nxagentDispatchEvents(PredicateFuncPtr);
typedef int (*GetResourceFuncPtr)(Display*);
int nxagentWaitForResource(GetResourceFuncPtr, PredicateFuncPtr);
Bool nxagentCollectGrabPointerPredicate(Display *disp, XEvent *X, XPointer ptr);
int nxagentInputEventPredicate(Display *disp, XEvent *event, XPointer parameter);
/*
* Enable and disable notification of remote X server events.
*/
extern void nxagentEnableKeyboardEvents(void);
extern void nxagentEnablePointerEvents(void);
extern void nxagentDisableKeyboardEvents(void);
extern void nxagentDisablePointerEvents(void);
/*
* Manage default event mask.
*/
extern void nxagentInitDefaultEventMask(void);
extern Mask nxagentGetDefaultEventMask(void);
extern void nxagentSetDefaultEventMask(Mask mask);
extern Mask nxagentGetEventMask(WindowPtr pWin);
/*
* Bring keyboard device in known state. It needs a round-trip so it
* only gets called if a previous XKB event did not implicitly
* initialized the internal state. This is unlikely to happen.
*/
extern int nxagentInitXkbKeyboardState(void);
/*
* Update the keyboard state according to focus and XKB events
* received from the remote X server.
*/
extern int nxagentHandleXkbKeyboardStateEvent(XEvent *X);
/*
* Handle sync and karma messages and other notification event coming
* from proxy.
*/
extern int nxagentHandleProxyEvent(XEvent *X);
/*
* Other functions providing the ad-hoc handling of the remote X
* events.
*/
extern int nxagentHandleExposeEvent(XEvent *X);
extern int nxagentHandleGraphicsExposeEvent(XEvent *X);
extern int nxagentHandleClientMessageEvent(XEvent *X, enum HandleEventResult*);
extern int nxagentHandlePropertyNotify(XEvent *X);
extern int nxagentHandleKeyPress(XEvent *X, enum HandleEventResult*);
extern int nxagentHandleReparentNotify(XEvent *X);
extern int nxagentHandleConfigureNotify(XEvent *X);
extern int nxagentHandleXFixesSelectionNotify(XEvent *X);
/*
* Send a fake keystroke to the remote X server.
*/
extern void nxagentSendFakeKey(int key);
/*
* Called to manage grab of pointer and keyboard when running in
* fullscreen mode.
*/
extern void nxagentGrabPointerAndKeyboard(XEvent *X);
extern void nxagentUngrabPointerAndKeyboard(XEvent *X);
extern void nxagentDeactivatePointerGrab(void);
/*
* Synchronize expose events between agent and the real X server.
*/
typedef struct _ExposuresRec
{
WindowPtr pWindow;
RegionPtr localRegion;
RegionPtr remoteRegion;
Bool remoteRegionIsCompleted;
int serial;
int synchronize;
} ExposuresRec;
extern RegionPtr nxagentRemoteExposeRegion;
typedef struct _ExposeQueue
{
unsigned int start;
int length;
ExposuresRec exposures[EXPOSED_SIZE];
} ExposeQueue;
extern void nxagentSynchronizeExpose(void);
extern int nxagentLookupByWindow(WindowPtr pWin);
extern void nxagentUpdateExposeArray(void);
extern ExposeQueue nxagentExposeQueue;
/*
* Handle the split related notifications.
*/
int nxagentWaitSplitEvent(int resource);
void nxagentHandleNoSplitEvent(int resource);
void nxagentHandleStartSplitEvent(int resource);
void nxagentHandleCommitSplitEvent(int resource, int request, int position);
void nxagentHandleEndSplitEvent(int resource);
void nxagentHandleEmptySplitEvent(void);
void nxagentInitRemoteExposeRegion(void);
void nxagentAddRectToRemoteExposeRegion(BoxPtr);
extern int nxagentUserInput(void *p);
/*
* We have to check these before launching the terminate dialog in
* rootless mode.
*/
extern Bool nxagentLastWindowDestroyed;
extern Time nxagentLastWindowDestroyedTime;
/*
* Set this flag if an user input event is received.
*/
extern int nxagentInputEvent;
/*
* Event-handling utilities.
*/
int nxagentPendingEvents(Display *dpy);
#define nxagentQueuedEvents(display) \
XQLength((display))
#define nxagentReadEvents(display) \
XEventsQueued((display), QueuedAfterReading)
#define nxagentCheckEvents(display, event, predicate, argument) \
XCheckIfEventNoFlush((display), (event), (predicate), (argument))
int nxagentWaitEvents(Display *, useconds_t msec);
void ForwardClientMessage(ClientPtr client, xSendEventReq *stuff);
#endif /* __Events_H__ */
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