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-rw-r--r--nx-X11/programs/Xserver/hw/nxagent/Pointer.c199
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diff --git a/nx-X11/programs/Xserver/hw/nxagent/Pointer.c b/nx-X11/programs/Xserver/hw/nxagent/Pointer.c
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+/**************************************************************************/
+/* */
+/* 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 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 "compext/Compext.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]] = i;
+ }
+}