diff options
Diffstat (limited to 'nx-X11/programs/Xserver/hw/nxagent/Pointer.c')
| -rw-r--r-- | nx-X11/programs/Xserver/hw/nxagent/Pointer.c | 191 |
1 files changed, 191 insertions, 0 deletions
diff --git a/nx-X11/programs/Xserver/hw/nxagent/Pointer.c b/nx-X11/programs/Xserver/hw/nxagent/Pointer.c new file mode 100644 index 000000000..a751974af --- /dev/null +++ b/nx-X11/programs/Xserver/hw/nxagent/Pointer.c @@ -0,0 +1,191 @@ +/**************************************************************************/ +/* */ +/* Copyright (c) 2001, 2011 NoMachine, http://www.nomachine.com/. */ +/* */ +/* NXAGENT, NX protocol compression and NX extensions to this software */ +/* are copyright of NoMachine. Redistribution and use of the present */ +/* software is allowed according to terms specified in the file LICENSE */ +/* which comes in the source distribution. */ +/* */ +/* Check http://www.nomachine.com/licensing.html for applicability. */ +/* */ +/* NX and NoMachine are trademarks of Medialogic S.p.A. */ +/* */ +/* All rights reserved. */ +/* */ +/**************************************************************************/ + +/* + +Copyright 1993 by Davor Matic + +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. Davor Matic makes no representations about +the suitability of this software for any purpose. It is provided "as +is" without express or implied warranty. + +*/ + +#include "X.h" +#include "Xproto.h" +#include "screenint.h" +#include "input.h" +#include "misc.h" +#include "scrnintstr.h" +#include "servermd.h" +#include "mipointer.h" + +#include "Agent.h" +#include "Args.h" +#include "Display.h" +#include "Screen.h" +#include "Pointer.h" +#include "Events.h" +#include "Options.h" + +#include "NXlib.h" + +/* + * Set here the required log level. + */ + +#define PANIC +#define WARNING +#undef TEST +#undef DEBUG + +/* + * The nxagentReversePointerMap array is used to + * memorize remote display pointer map. + */ + +unsigned char nxagentReversePointerMap[MAXBUTTONS]; + +void nxagentChangePointerControl(DeviceIntPtr pDev, PtrCtrl *ctrl) +{ + /* + * The original behaviour was to reset the pointer settings + * (acceleration and alas) to the default values. What the + * average user expects, on the contrary, is to have agent + * inheriting whatever value is set on the real X display. + * Having to reflect changes made inside the agent session, + * the correct behavior would be saving the original values + * and restoring them as soon as focus leaves the agent's + * window. + */ + + if (nxagentOption(DeviceControl) == True) + { + #ifdef TEST + fprintf(stderr, "nxagentChangePointerControl: WARNING! Propagating changes to pointer settings.\n"); + #endif + + XChangePointerControl(nxagentDisplay, True, True, + ctrl->num, ctrl->den, ctrl->threshold); + + return; + } + + #ifdef TEST + fprintf(stderr, "nxagentChangePointerControl: WARNING! Not propagating changes to pointer settings.\n"); + #endif +} + +int nxagentPointerProc(DeviceIntPtr pDev, int onoff) +{ + CARD8 map[MAXBUTTONS]; + int nmap; + int i; + + switch (onoff) + { + case DEVICE_INIT: + + #ifdef TEST + fprintf(stderr, "nxagentPointerProc: Called for [DEVICE_INIT].\n"); + #endif + + if (NXDisplayError(nxagentDisplay) == 1) + { + return Success; + } + + nmap = XGetPointerMapping(nxagentDisplay, map, MAXBUTTONS); + for (i = 0; i <= nmap; i++) + map[i] = i; /* buttons are already mapped */ + InitPointerDeviceStruct((DevicePtr) pDev, map, nmap, + miPointerGetMotionEvents, + nxagentChangePointerControl, + miPointerGetMotionBufferSize()); + break; + case DEVICE_ON: + + #ifdef TEST + fprintf(stderr, "nxagentPointerProc: Called for [DEVICE_ON].\n"); + #endif + + if (NXDisplayError(nxagentDisplay) == 1) + { + return Success; + } + + nxagentInitPointerMap(); + + nxagentEnablePointerEvents(); + + break; + + case DEVICE_OFF: + + #ifdef TEST + fprintf(stderr, "nxagentPointerProc: Called for [DEVICE_OFF].\n"); + #endif + + if (NXDisplayError(nxagentDisplay) == 1) + { + return Success; + } + + nxagentDisablePointerEvents(); + + break; + + case DEVICE_CLOSE: + + #ifdef TEST + fprintf(stderr, "nxagentPointerProc: Called for [DEVICE_CLOSE].\n"); + #endif + + break; + } + + return Success; +} + +void nxagentInitPointerMap(void) +{ + int numButtons; + + int i; + + unsigned char pointerMap[MAXBUTTONS]; + + #ifdef DEBUG + fprintf(stderr, "nxagentInitPointerMap: Going to retrieve the " + "pointer map from remote display.\n"); + #endif + + numButtons = XGetPointerMapping(nxagentDisplay, pointerMap, MAXBUTTONS); + + /* + * Computing revers pointer map. + */ + + for (i = 1; i <= numButtons; i++) + { + nxagentReversePointerMap[pointerMap[i - 1] - 1] = i; + } +} |