/**************************************************************************/ /* */ /* Copyright (c) 2001, 2011 NoMachine (http://www.nomachine.com) */ /* Copyright (c) 2008-2017 Oleksandr Shneyder */ /* Copyright (c) 2011-2022 Mike Gabriel */ /* Copyright (c) 2014-2019 Mihai Moldovan */ /* Copyright (c) 2014-2022 Ulrich Sibiller */ /* 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. */ /* */ /**************************************************************************/ /************************************************************ Copyright 1987, 1998 The Open Group Permission to use, copy, modify, distribute, and sell this software and its documentation for any purpose is hereby granted without fee, provided that the above copyright notice appear in all copies and that both that copyright notice and this permission notice appear in supporting documentation. The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. Except as contained in this notice, the name of The Open Group shall not be used in advertising or otherwise to promote the sale, use or other dealings in this Software without prior written authorization from The Open Group. Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts. All Rights Reserved Permission to use, copy, modify, and distribute this software and its documentation for any purpose and without fee is hereby granted, provided that the above copyright notice appear in all copies and that both that copyright notice and this permission notice appear in supporting documentation, and that the name of Digital not be used in advertising or publicity pertaining to distribution of the software without specific, written prior permission. 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Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software. The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL DIGITAL EQUIPMENT CORPORATION BE LIABLE FOR ANY CLAIM, DAMAGES, INCLUDING, BUT NOT LIMITED TO CONSEQUENTIAL OR INCIDENTAL DAMAGES, OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. Except as contained in this notice, the name of Digital Equipment Corporation shall not be used in advertising or otherwise to promote the sale, use or other dealings in this Software without prior written authorization from Digital Equipment Corporation. ******************************************************************/ /***************************************************************** Copyright 2003-2005 Sun Microsystems, Inc. All rights reserved. Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, provided that the above copyright notice(s) and this permission notice appear in all copies of the Software and that both the above copyright notice(s) and this permission notice appear in supporting documentation. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR HOLDERS INCLUDED IN THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. Except as contained in this notice, the name of a copyright holder shall not be used in advertising or otherwise to promote the sale, use or other dealings in this Software without prior written authorization of the copyright holder. ******************************************************************/ #include /* define this to inform dix about having a own implementation of GetXYStartWindow() */ #define XYWINDOWCALLBACK #include "../../dix/events.c" #include "compext/Compext.h" #include "Events.h" #include "Windows.h" #include "Args.h" #include "Clipboard.h" extern Display *nxagentDisplay; extern WindowPtr nxagentLastEnteredWindow; #ifdef VIEWPORT_FRAME extern void nxagentInitViewportFrame(ScreenPtr, WindowPtr); #endif extern int nxagentShadowInit(ScreenPtr, WindowPtr); void ActivatePointerGrab(register DeviceIntPtr mouse, register GrabPtr grab, TimeStamp time, Bool autoGrab) { #ifdef DEBUG fprintf(stderr, "%s: called\n", __func__); #endif xorg_ActivatePointerGrab(mouse, grab, time, autoGrab); #ifdef NXAGENT_SERVER /* * If grab is synchronous, events are delivered to clients only if they send * an AllowEvent request. If mode field in AllowEvent request is SyncPointer, the * delivered event is saved in a queue and replayed later, when grab is released. * We should export sync grab to X as async in order to avoid events to be * queued twice, in the agent and in the X server. This solution have a drawback: * replayed events are not delivered to that application that are not clients of * the agent. * A different solution could be to make the grab asynchronous in the agent and * to export it as synchronous. But this seems to be less safe. * * To make internal grab asynchronous, change previous line as follows. * * if (nxagentOption(Rootless)) * { * CheckGrabForSyncs(mouse, GrabModeAsync, (Bool)grab->keyboardMode); * } * else * { * CheckGrabForSyncs(mouse,(Bool)grab->pointerMode, (Bool)grab->keyboardMode); * } */ if (nxagentOption(Rootless)) { /* * from nxagent-1.5.0-20 changelog: * In rootless mode, grabs exported to X in * ActivatePointerGrab() are always made asynchronous. The * synchronous behaviour is implemented by the agent, so that * requiring a further synchronous grab down to the real X * server is of little use and potentially harmful. */ /* * FIXME: We should use the correct value for the * cursor. Temporarily we set it to None. */ int resource = nxagentWaitForResource(NXGetCollectGrabPointerResource, nxagentCollectGrabPointerPredicate); NXCollectGrabPointer(nxagentDisplay, resource, nxagentWindow(grab -> window), 1, grab -> eventMask & PointerGrabMask, GrabModeAsync, GrabModeAsync, (grab -> confineTo) ? nxagentWindow(grab -> confineTo) : None, None, CurrentTime); } #endif /* NXAGENT_SERVER */ } void DeactivatePointerGrab(register DeviceIntPtr mouse) { #ifdef DEBUG fprintf(stderr, "%s: called\n", __func__); #endif xorg_DeactivatePointerGrab(mouse); #ifdef NXAGENT_SERVER /* * excerpt from nxagent-1.5.0-20 changelog: * In DeactivatePointerGrab() function, mouse button state is set * to up if the window entered by the pointer is the root window * and the agent is in rootless mode. This change is needed * because the subsequent KeyRelease event could be not received * by the agent (for example if the focus had left the window), so * that agent could be unable to update the mouse button state. */ if (nxagentOption(Rootless)) { XUngrabPointer(nxagentDisplay, CurrentTime); if (sprite.win == ROOT) { mouse -> button -> state &= ~(Button1Mask | Button2Mask | Button3Mask | Button4Mask | Button5Mask); } } #endif } int ProcAllowEvents(register ClientPtr client) { int rc = xorg_ProcAllowEvents(client); if (rc != Success) return rc; /* * This is not necessary if we export grab to X as asynchronous. * * if (nxagentOption(Rootless) && stuff -> mode != ReplayKeyboard && * stuff -> mode != SyncKeyboard && stuff -> mode != AsyncKeyboard) * { * XAllowEvents(nxagentDisplay, stuff -> mode, CurrentTime); * } */ return Success; } /* * called from XYToWindow to determine where XYToWindow() should start * going through the list. * XYWINDOWCALLBACK needs to be defined for this to work, see dix/events.c. * It is called from XYtoWindow(). */ static WindowPtr GetXYStartWindow(WindowPtr pWin) { if (nxagentOption(Rootless)) { /* * explanation from the original changelog for nxagent-1.5.0-20: * Modified function XYToWindow() in order to manage the case * that mouse pointer is located on the title bar of a top level * window in rootless mode. */ if (nxagentLastEnteredWindow == NULL) { return ROOT; } /* * explanation from the original changelog for nxagent-1.5.0-17: * In rootless mode, now function XYToWindow() starts search from * the last window originated an EnterNotify event. In this way, we * can prevent shaded windows from getting mouse events. */ pWin = ROOT->lastChild; while (pWin && pWin != ROOT->firstChild && pWin != nxagentLastEnteredWindow) { pWin = pWin->prevSib; } } return pWin; } static Bool CheckMotion(xEvent *xE) { WindowPtr prevSpriteWin = sprite.win; #ifdef PANORAMIX if(!noPanoramiXExtension) return XineramaCheckMotion(xE); #endif if (xE && !syncEvents.playingEvents) { if (sprite.hot.pScreen != sprite.hotPhys.pScreen) { sprite.hot.pScreen = sprite.hotPhys.pScreen; ROOT = sprite.hot.pScreen->root; } sprite.hot.x = XE_KBPTR.rootX; sprite.hot.y = XE_KBPTR.rootY; if (sprite.hot.x < sprite.physLimits.x1) sprite.hot.x = sprite.physLimits.x1; else if (sprite.hot.x >= sprite.physLimits.x2) sprite.hot.x = sprite.physLimits.x2 - 1; if (sprite.hot.y < sprite.physLimits.y1) sprite.hot.y = sprite.physLimits.y1; else if (sprite.hot.y >= sprite.physLimits.y2) sprite.hot.y = sprite.physLimits.y2 - 1; #ifdef SHAPE if (sprite.hotShape) ConfineToShape(sprite.hotShape, &sprite.hot.x, &sprite.hot.y); #endif sprite.hotPhys = sprite.hot; #ifdef NXAGENT_SERVER /* * This code forces the cursor position to be inside the root * window of the agent. We can't view a reason to do this and * it interacts in an undesirable way with toggling * fullscreen. * * if ((sprite.hotPhys.x != XE_KBPTR.rootX) || * (sprite.hotPhys.y != XE_KBPTR.rootY)) * { * (*sprite.hotPhys.pScreen->SetCursorPosition)( * sprite.hotPhys.pScreen, * sprite.hotPhys.x, sprite.hotPhys.y, FALSE); * } */ #else if ((sprite.hotPhys.x != XE_KBPTR.rootX) || (sprite.hotPhys.y != XE_KBPTR.rootY)) { (*sprite.hotPhys.pScreen->SetCursorPosition)( sprite.hotPhys.pScreen, sprite.hotPhys.x, sprite.hotPhys.y, FALSE); } #endif XE_KBPTR.rootX = sprite.hot.x; XE_KBPTR.rootY = sprite.hot.y; } sprite.win = XYToWindow(sprite.hot.x, sprite.hot.y); #ifdef notyet if (!(sprite.win->deliverableEvents & Motion_Filter(inputInfo.pointer->button)) !syncEvents.playingEvents) { /* XXX Do PointerNonInterestBox here */ } #endif if (sprite.win != prevSpriteWin) { if (prevSpriteWin != NullWindow) { if (!xE) UpdateCurrentTimeIf(); DoEnterLeaveEvents(prevSpriteWin, sprite.win, NotifyNormal); } PostNewCursor(); return FALSE; } return TRUE; } void DefineInitialRootWindow(register WindowPtr win) { register ScreenPtr pScreen = win->drawable.pScreen; xorg_DefineInitialRootWindow(win); #ifdef VIEWPORT_FRAME nxagentInitViewportFrame(pScreen, win); #endif if (nxagentOption(Shadow)) { if (nxagentShadowInit(pScreen, win) == -1) { FatalError("Failed to connect to display '%s'", nxagentShadowDisplayName); } } } int ProcSendEvent(ClientPtr client) { #ifdef NXAGENT_CLIPBOARD REQUEST(xSendEventReq); REQUEST_SIZE_MATCH(xSendEventReq); if (nxagentOption(Rootless) && stuff->event.u.u.type == ClientMessage) { ForwardClientMessage(client, stuff); return Success; } if (stuff -> event.u.u.type == SelectionNotify) { #ifdef DEBUG fprintf(stderr, "%s: sending SelectionNotify to ourselves"\n, __func__); #endif if (nxagentSendNotificationToSelfViaXServer(&stuff->event) == 1) return Success; } #endif return xorg_ProcSendEvent(client); }