diff options
Diffstat (limited to 'nx-X11/programs/Xserver/hw/nxagent/NXevents.c')
| -rw-r--r-- | nx-X11/programs/Xserver/hw/nxagent/NXevents.c | 613 |
1 files changed, 613 insertions, 0 deletions
diff --git a/nx-X11/programs/Xserver/hw/nxagent/NXevents.c b/nx-X11/programs/Xserver/hw/nxagent/NXevents.c new file mode 100644 index 000000000..43cb806e7 --- /dev/null +++ b/nx-X11/programs/Xserver/hw/nxagent/NXevents.c @@ -0,0 +1,613 @@ +/**************************************************************************/ +/* */ +/* Copyright (c) 2001, 2011 NoMachine (http://www.nomachine.com) */ +/* Copyright (c) 2008-2014 Oleksandr Shneyder <o.shneyder@phoca-gmbh.de> */ +/* Copyright (c) 2011-2016 Mike Gabriel <mike.gabriel@das-netzwerkteam.de>*/ +/* Copyright (c) 2014-2016 Mihai Moldovan <ionic@ionic.de> */ +/* Copyright (c) 2014-2016 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. */ +/* */ +/**************************************************************************/ + +/************************************************************ + +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. + +DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING +ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL +DIGITAL BE LIABLE FOR 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. + +********************************************************/ + +/* The panoramix components contained the following notice */ +/***************************************************************** + +Copyright (c) 1991, 1997 Digital Equipment Corporation, Maynard, Massachusetts. + +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 <nx-X11/Xlib.h> + +#include "../../dix/events.c" + +#include "compext/Compext.h" + +#include "Events.h" +#include "Windows.h" +#include "Args.h" + +extern Display *nxagentDisplay; + +extern WindowPtr nxagentLastEnteredWindow; + +void +ActivatePointerGrab(register DeviceIntPtr mouse, register GrabPtr grab, + TimeStamp time, Bool autoGrab) +{ + WindowPtr oldWin = (mouse->grab) ? mouse->grab->window + : sprite.win; + + if (grab->confineTo) + { + if (grab->confineTo->drawable.pScreen != sprite.hotPhys.pScreen) + sprite.hotPhys.x = sprite.hotPhys.y = 0; + ConfineCursorToWindow(grab->confineTo, FALSE, TRUE); + } + DoEnterLeaveEvents(oldWin, grab->window, NotifyGrab); + mouse->valuator->motionHintWindow = NullWindow; + if (syncEvents.playingEvents) + mouse->grabTime = syncEvents.time; + else + mouse->grabTime = time; + if (grab->cursor) + grab->cursor->refcnt++; + mouse->activeGrab = *grab; + mouse->grab = &mouse->activeGrab; + mouse->fromPassiveGrab = autoGrab; + PostNewCursor(); + CheckGrabForSyncs(mouse,(Bool)grab->pointerMode, (Bool)grab->keyboardMode); + + #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) == 1) + { + /* + * 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 +} + +void +DeactivatePointerGrab(register DeviceIntPtr mouse) +{ + register GrabPtr grab = mouse->grab; + register DeviceIntPtr dev; + + mouse->valuator->motionHintWindow = NullWindow; + mouse->grab = NullGrab; + mouse->sync.state = NOT_GRABBED; + mouse->fromPassiveGrab = FALSE; + for (dev = inputInfo.devices; dev; dev = dev->next) + { + if (dev->sync.other == grab) + dev->sync.other = NullGrab; + } + DoEnterLeaveEvents(grab->window, sprite.win, NotifyUngrab); + if (grab->confineTo) + ConfineCursorToWindow(ROOT, FALSE, FALSE); + PostNewCursor(); + if (grab->cursor) + FreeCursor(grab->cursor, (Cursor)0); + ComputeFreezes(); + + #ifdef NXAGENT_SERVER + + if (nxagentOption(Rootless) == 1) + { + XUngrabPointer(nxagentDisplay, CurrentTime); + + if (sprite.win == ROOT) + { + mouse -> button -> state &= + ~(Button1Mask | Button2Mask | Button3Mask | + Button4Mask | Button5Mask); + } + } + + #endif +} + +// int +// ProcAllowEvents(register ClientPtr client) +// { +// TimeStamp time; +// DeviceIntPtr mouse = inputInfo.pointer; +// DeviceIntPtr keybd = inputInfo.keyboard; +// REQUEST(xAllowEventsReq); +// +// REQUEST_SIZE_MATCH(xAllowEventsReq); +// time = ClientTimeToServerTime(stuff->time); +// switch (stuff->mode) +// { +// case ReplayPointer: +// AllowSome(client, time, mouse, NOT_GRABBED); +// break; +// case SyncPointer: +// AllowSome(client, time, mouse, FREEZE_NEXT_EVENT); +// break; +// case AsyncPointer: +// AllowSome(client, time, mouse, THAWED); +// break; +// case ReplayKeyboard: +// AllowSome(client, time, keybd, NOT_GRABBED); +// break; +// case SyncKeyboard: +// AllowSome(client, time, keybd, FREEZE_NEXT_EVENT); +// break; +// case AsyncKeyboard: +// AllowSome(client, time, keybd, THAWED); +// break; +// case SyncBoth: +// AllowSome(client, time, keybd, FREEZE_BOTH_NEXT_EVENT); +// break; +// case AsyncBoth: +// AllowSome(client, time, keybd, THAWED_BOTH); +// break; +// default: +// client->errorValue = stuff->mode; +// return BadValue; +// } +// +// /* +// * 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; +// } + +static WindowPtr +XYToWindow(int x, int y) +{ + register WindowPtr pWin; + BoxRec box; + + spriteTraceGood = 1; /* root window still there */ + + if (nxagentOption(Rootless)) + { + if (nxagentLastEnteredWindow == NULL) + { + return ROOT; + } + + pWin = ROOT->lastChild; + + while (pWin && pWin != ROOT->firstChild && pWin != nxagentLastEnteredWindow) + { + pWin = pWin->prevSib; + } + } + else + { + pWin = ROOT->firstChild; + } + + while (pWin) + { + if ((pWin->mapped) && + (x >= pWin->drawable.x - wBorderWidth (pWin)) && + (x < pWin->drawable.x + (int)pWin->drawable.width + + wBorderWidth(pWin)) && + (y >= pWin->drawable.y - wBorderWidth (pWin)) && + (y < pWin->drawable.y + (int)pWin->drawable.height + + wBorderWidth (pWin)) +#ifdef SHAPE + /* When a window is shaped, a further check + * is made to see if the point is inside + * borderSize + */ + && (!wBoundingShape(pWin) || PointInBorderSize(pWin, x, y)) + && (!wInputShape(pWin) || + RegionContainsPoint( + wInputShape(pWin), + x - pWin->drawable.x, + y - pWin->drawable.y, &box)) +#endif + ) + { + if (spriteTraceGood >= spriteTraceSize) + { + spriteTraceSize += 10; + Must_have_memory = TRUE; /* XXX */ + spriteTrace = (WindowPtr *)realloc( + spriteTrace, spriteTraceSize*sizeof(WindowPtr)); + Must_have_memory = FALSE; /* XXX */ + } + spriteTrace[spriteTraceGood++] = pWin; + pWin = pWin->firstChild; + } + else + pWin = pWin->nextSib; + } + return spriteTrace[spriteTraceGood-1]; +} + +// 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; +// +// /* +// * This code force 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); +// * } +// */ +// +// 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; + #ifdef VIEWPORT_FRAME + extern void nxagentInitViewportFrame(ScreenPtr, WindowPtr); + #endif + extern int nxagentShadowInit(ScreenPtr, WindowPtr); + + sprite.hotPhys.pScreen = pScreen; + sprite.hotPhys.x = pScreen->width / 2; + sprite.hotPhys.y = pScreen->height / 2; + sprite.hot = sprite.hotPhys; + sprite.hotLimits.x2 = pScreen->width; + sprite.hotLimits.y2 = pScreen->height; + sprite.win = win; + sprite.current = wCursor (win); + sprite.current->refcnt++; + spriteTraceGood = 1; + ROOT = win; + (*pScreen->CursorLimits) ( + pScreen, sprite.current, &sprite.hotLimits, &sprite.physLimits); + sprite.confined = FALSE; + (*pScreen->ConstrainCursor) (pScreen, &sprite.physLimits); + (*pScreen->SetCursorPosition) (pScreen, sprite.hot.x, sprite.hot.y, FALSE); + (*pScreen->DisplayCursor) (pScreen, sprite.current); + +#ifdef PANORAMIX + if(!noPanoramiXExtension) { + sprite.hotLimits.x1 = -panoramiXdataPtr[0].x; + sprite.hotLimits.y1 = -panoramiXdataPtr[0].y; + sprite.hotLimits.x2 = PanoramiXPixWidth - panoramiXdataPtr[0].x; + sprite.hotLimits.y2 = PanoramiXPixHeight - panoramiXdataPtr[0].y; + sprite.physLimits = sprite.hotLimits; + sprite.confineWin = NullWindow; +#ifdef SHAPE + sprite.hotShape = NullRegion; +#endif + sprite.screen = pScreen; + /* gotta UNINIT these someplace */ + RegionNull(&sprite.Reg1); + RegionNull(&sprite.Reg2); + } +#endif + + #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) +{ + WindowPtr pWin; + WindowPtr effectiveFocus = NullWindow; /* only set if dest==InputFocus */ + REQUEST(xSendEventReq); + + REQUEST_SIZE_MATCH(xSendEventReq); + + /* The client's event type must be a core event type or one defined by an + extension. */ + + +#ifdef NXAGENT_CLIPBOARD + + if (stuff -> event.u.u.type == SelectionNotify) + { + extern int nxagentSendNotify(xEvent*); + if (nxagentSendNotify(&stuff->event) == 1) + return Success; + } +#endif + + if ( ! ((stuff->event.u.u.type > X_Reply && + stuff->event.u.u.type < LASTEvent) || + (stuff->event.u.u.type >= EXTENSION_EVENT_BASE && + stuff->event.u.u.type < (unsigned)lastEvent))) + { + client->errorValue = stuff->event.u.u.type; + return BadValue; + } + if (stuff->event.u.u.type == ClientMessage && + stuff->event.u.u.detail != 8 && + stuff->event.u.u.detail != 16 && + stuff->event.u.u.detail != 32 && + !permitOldBugs) + { + client->errorValue = stuff->event.u.u.detail; + return BadValue; + } + if ((stuff->eventMask & ~AllEventMasks) && !permitOldBugs) + { + client->errorValue = stuff->eventMask; + return BadValue; + } + + if (stuff->destination == PointerWindow) + pWin = sprite.win; + else if (stuff->destination == InputFocus) + { + WindowPtr inputFocus = inputInfo.keyboard->focus->win; + + if (inputFocus == NoneWin) + return Success; + + /* If the input focus is PointerRootWin, send the event to where + the pointer is if possible, then perhaps propogate up to root. */ + if (inputFocus == PointerRootWin) + inputFocus = ROOT; + + if (IsParent(inputFocus, sprite.win)) + { + effectiveFocus = inputFocus; + pWin = sprite.win; + } + else + effectiveFocus = pWin = inputFocus; + } + else + pWin = SecurityLookupWindow(stuff->destination, client, + DixReadAccess); + if (!pWin) + return BadWindow; + if ((stuff->propagate != xFalse) && (stuff->propagate != xTrue)) + { + client->errorValue = stuff->propagate; + return BadValue; + } + stuff->event.u.u.type |= 0x80; + if (stuff->propagate) + { + for (;pWin; pWin = pWin->parent) + { + if (DeliverEventsToWindow(pWin, &stuff->event, 1, stuff->eventMask, + NullGrab, 0)) + return Success; + if (pWin == effectiveFocus) + return Success; + stuff->eventMask &= ~wDontPropagateMask(pWin); + if (!stuff->eventMask) + break; + } + } + else + (void)DeliverEventsToWindow(pWin, &stuff->event, 1, stuff->eventMask, + NullGrab, 0); + return Success; +} |