ephyrinit.c revision 05b261ec 
1/*
2 * Xephyr - A kdrive X server thats runs in a host X window.
3 *          Authored by Matthew Allum <mallum@o-hand.com>
4 *
5 * Copyright � 2004 Nokia
6 *
7 * Permission to use, copy, modify, distribute, and sell this software and its
8 * documentation for any purpose is hereby granted without fee, provided that
9 * the above copyright notice appear in all copies and that both that
10 * copyright notice and this permission notice appear in supporting
11 * documentation, and that the name of Nokia not be used in
12 * advertising or publicity pertaining to distribution of the software without
13 * specific, written prior permission. Nokia makes no
14 * representations about the suitability of this software for any purpose.  It
15 * is provided "as is" without express or implied warranty.
16 *
17 * NOKIA DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
18 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
19 * EVENT SHALL NOKIA BE LIABLE FOR ANY SPECIAL, INDIRECT OR
20 * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
21 * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
22 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
23 * PERFORMANCE OF THIS SOFTWARE.
24 */
25
26#ifdef HAVE_CONFIG_H
27#include <kdrive-config.h>
28#endif
29#include "ephyr.h"
30
31extern Window EphyrPreExistingHostWin;
32extern Bool   EphyrWantGrayScale;
33extern Bool   kdHasPointer;
34extern Bool   kdHasKbd;
35
36void
37InitCard (char *name)
38{
39    KdCardAttr	attr;
40
41    EPHYR_DBG("mark");
42
43
44    KdCardInfoAdd (&ephyrFuncs, &attr, 0);
45}
46
47void
48InitOutput (ScreenInfo *pScreenInfo, int argc, char **argv)
49{
50#ifdef GLXEXT
51  noGlxExtension=TRUE;
52#endif
53  KdInitOutput (pScreenInfo, argc, argv);
54}
55
56void
57InitInput (int argc, char **argv)
58{
59  KdKeyboardInfo *ki;
60  KdPointerInfo *pi;
61
62  KdAddKeyboardDriver(&EphyrKeyboardDriver);
63#ifdef linux
64  KdAddKeyboardDriver(&LinuxEvdevKeyboardDriver);
65#endif
66  KdAddPointerDriver(&EphyrMouseDriver);
67#ifdef linux
68  KdAddPointerDriver(&LinuxEvdevMouseDriver);
69#endif
70
71  if (!kdHasKbd) {
72    ki = KdNewKeyboard();
73    if (!ki)
74      FatalError("Couldn't create Xephyr keyboard\n");
75    ki->driver = &EphyrKeyboardDriver;
76    KdAddKeyboard(ki);
77  }
78
79  if (!kdHasPointer) {
80    pi = KdNewPointer();
81    if (!pi)
82      FatalError("Couldn't create Xephyr pointer\n");
83    pi->driver = &EphyrMouseDriver;
84    KdAddPointer(pi);
85  }
86
87  KdInitInput();
88}
89
90void
91ddxUseMsg (void)
92{
93  KdUseMsg();
94
95  ErrorF("\nXephyr Option Usage:\n");
96  ErrorF("-parent XID   Use existing window as Xephyr root win\n");
97  ErrorF("-host-cursor  Re-use exisiting X host server cursor\n");
98  ErrorF("-fullscreen   Attempt to run Xephyr fullscreen\n");
99  ErrorF("-grayscale    Simulate 8bit grayscale\n");
100  ErrorF("-fakexa       Simulate acceleration using software rendering\n");
101  ErrorF("\n");
102
103  exit(1);
104}
105
106int
107ddxProcessArgument (int argc, char **argv, int i)
108{
109  EPHYR_DBG("mark");
110
111  if (!strcmp (argv[i], "-parent"))
112    {
113      if(i+1 < argc)
114	{
115	  hostx_use_preexisting_window(strtol(argv[i+1], NULL, 0));
116	  return 2;
117	}
118
119      UseMsg();
120      exit(1);
121    }
122  else if (!strcmp (argv[i], "-host-cursor"))
123    {
124      hostx_use_host_cursor();
125      return 1;
126    }
127  else if (!strcmp (argv[i], "-fullscreen"))
128    {
129      hostx_use_fullscreen();
130      return 1;
131    }
132  else if (!strcmp (argv[i], "-grayscale"))
133    {
134      EphyrWantGrayScale = 1;
135      return 1;
136    }
137  else if (!strcmp (argv[i], "-fakexa"))
138    {
139      ephyrFuncs.initAccel = ephyrDrawInit;
140      ephyrFuncs.enableAccel = ephyrDrawEnable;
141      ephyrFuncs.disableAccel = ephyrDrawDisable;
142      ephyrFuncs.finiAccel = ephyrDrawFini;
143      return 1;
144    }
145  else if (argv[i][0] == ':')
146    {
147      hostx_set_display_name(argv[i]);
148    }
149
150  return KdProcessArgument (argc, argv, i);
151}
152
153void
154OsVendorInit (void)
155{
156  EPHYR_DBG("mark");
157
158  if (hostx_want_host_cursor())
159    {
160      ephyrFuncs.initCursor   = &ephyrCursorInit;
161      ephyrFuncs.enableCursor = &ephyrCursorEnable;
162    }
163
164  KdOsInit (&EphyrOsFuncs);
165}
166
167/* 'Fake' cursor stuff, could be improved */
168
169static Bool
170ephyrRealizeCursor(ScreenPtr pScreen, CursorPtr pCursor)
171{
172  return TRUE;
173}
174
175static Bool
176ephyrUnrealizeCursor(ScreenPtr pScreen, CursorPtr pCursor)
177{
178  return TRUE;
179}
180
181static void
182ephyrSetCursor(ScreenPtr pScreen, CursorPtr pCursor, int x, int y)
183{
184  ;
185}
186
187static void
188ephyrMoveCursor(ScreenPtr pScreen, int x, int y)
189{
190  ;
191}
192
193miPointerSpriteFuncRec EphyrPointerSpriteFuncs = {
194	ephyrRealizeCursor,
195	ephyrUnrealizeCursor,
196	ephyrSetCursor,
197	ephyrMoveCursor,
198};
199
200
201Bool
202ephyrCursorInit(ScreenPtr pScreen)
203{
204  miPointerInitialize(pScreen, &EphyrPointerSpriteFuncs,
205		      &kdPointerScreenFuncs, FALSE);
206
207  return TRUE;
208}
209
210void
211ephyrCursorEnable(ScreenPtr pScreen)
212{
213  ;
214}
215
216KdCardFuncs ephyrFuncs = {
217    ephyrCardInit,	    /* cardinit */
218    ephyrScreenInit,	    /* scrinit */
219    ephyrInitScreen,	    /* initScreen */
220    ephyrFinishInitScreen,  /* finishInitScreen */
221    ephyrCreateResources,   /* createRes */
222    ephyrPreserve,	    /* preserve */
223    ephyrEnable,	    /* enable */
224    ephyrDPMS,		    /* dpms */
225    ephyrDisable,	    /* disable */
226    ephyrRestore,	    /* restore */
227    ephyrScreenFini,	    /* scrfini */
228    ephyrCardFini,	    /* cardfini */
229
230    0,	                    /* initCursor */
231    0,          	    /* enableCursor */
232    0,			    /* disableCursor */
233    0,			    /* finiCursor */
234    0,			    /* recolorCursor */
235
236    0,			    /* initAccel */
237    0,			    /* enableAccel */
238    0,			    /* disableAccel */
239    0,			    /* finiAccel */
240
241    ephyrGetColors,    	    /* getColors */
242    ephyrPutColors,	    /* putColors */
243};
244