1 |
/* |
/* |
2 |
rdesktop: A Remote Desktop Protocol client. |
rdesktop: A Remote Desktop Protocol client. |
3 |
User interface services - X Window System |
User interface services - X Window System |
4 |
Copyright (C) Matthew Chapman 1999-2001 |
Copyright (C) Matthew Chapman 1999-2002 |
5 |
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6 |
This program is free software; you can redistribute it and/or modify |
This program is free software; you can redistribute it and/or modify |
7 |
it under the terms of the GNU General Public License as published by |
it under the terms of the GNU General Public License as published by |
22 |
#include <X11/Xutil.h> |
#include <X11/Xutil.h> |
23 |
#include <time.h> |
#include <time.h> |
24 |
#include <errno.h> |
#include <errno.h> |
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#define XK_MISCELLANY |
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#include <X11/keysymdef.h> |
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25 |
#include "rdesktop.h" |
#include "rdesktop.h" |
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#include "scancodes.h" |
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26 |
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27 |
extern int width; |
extern int width; |
28 |
extern int height; |
extern int height; |
30 |
extern BOOL fullscreen; |
extern BOOL fullscreen; |
31 |
extern BOOL grab_keyboard; |
extern BOOL grab_keyboard; |
32 |
extern char title[]; |
extern char title[]; |
33 |
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BOOL enable_compose = False; |
34 |
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35 |
Display *display; |
Display *display; |
36 |
static int x_socket; |
static int x_socket; |
40 |
static Visual *visual; |
static Visual *visual; |
41 |
static int depth; |
static int depth; |
42 |
static int bpp; |
static int bpp; |
43 |
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static XIM IM; |
44 |
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static XIC IC; |
45 |
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static XModifierKeymap *mod_map; |
46 |
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static Cursor current_cursor; |
47 |
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48 |
/* endianness */ |
/* endianness */ |
49 |
static BOOL host_be; |
static BOOL host_be; |
61 |
} |
} |
62 |
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63 |
/* colour maps */ |
/* colour maps */ |
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static BOOL owncolmap; |
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64 |
static Colormap xcolmap; |
static Colormap xcolmap; |
65 |
static uint32 *colmap; |
static uint32 *colmap; |
66 |
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67 |
/* Compose support */ |
#define SET_FOREGROUND(col) XSetForeground(display, gc, translate_colour(colmap[col])); |
68 |
BOOL enable_compose = False; |
#define SET_BACKGROUND(col) XSetBackground(display, gc, translate_colour(colmap[col])); |
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static XIM IM = NULL; |
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static XIC IC = NULL; |
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/* toggle fullscreen globals */ |
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static unsigned long input_mask; |
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#define TRANSLATE(col) ( owncolmap ? col : translate_colour(colmap[col]) ) |
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#define SET_FOREGROUND(col) XSetForeground(display, gc, TRANSLATE(col)); |
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#define SET_BACKGROUND(col) XSetBackground(display, gc, TRANSLATE(col)); |
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69 |
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70 |
static int rop2_map[] = { |
static int rop2_map[] = { |
71 |
GXclear, /* 0 */ |
GXclear, /* 0 */ |
183 |
return colour; |
return colour; |
184 |
} |
} |
185 |
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static unsigned long |
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init_inputmethod(void) |
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{ |
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unsigned long filtered_events = 0; |
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IM = XOpenIM(display, NULL, NULL, NULL); |
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if (IM == NULL) |
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{ |
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error("Failed to open input method\n"); |
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} |
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if (IM != NULL) |
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{ |
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/* Must be done after XCreateWindow */ |
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IC = XCreateIC(IM, XNInputStyle, |
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(XIMPreeditNothing | XIMStatusNothing), |
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XNClientWindow, wnd, XNFocusWindow, wnd, NULL); |
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if (IC == NULL) |
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{ |
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error("Failed to create input context\n"); |
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XCloseIM(IM); |
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IM = NULL; |
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} |
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} |
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/* For correct Multi_key/Compose processing, I guess. |
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It seems to work alright anyway, though. */ |
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if (IC != NULL) |
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{ |
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if (XGetICValues(IC, XNFilterEvents, &filtered_events, NULL) != NULL) |
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{ |
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error("Failed to obtain XNFilterEvents value from IC\n"); |
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filtered_events = 0; |
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} |
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} |
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return filtered_events; |
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} |
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static void |
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close_inputmethod(void) |
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{ |
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if (IC != NULL) |
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{ |
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XDestroyIC(IC); |
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if (IM != NULL) |
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{ |
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XCloseIM(IM); |
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IM = NULL; |
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} |
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} |
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} |
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186 |
BOOL |
BOOL |
187 |
get_key_state(int keysym) |
get_key_state(unsigned int state, uint32 keysym) |
188 |
{ |
{ |
189 |
int keysymMask = 0, modifierpos, key; |
int modifierpos, key, keysymMask = 0; |
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Window wDummy1, wDummy2; |
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int iDummy3, iDummy4, iDummy5, iDummy6; |
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unsigned int current_state; |
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190 |
int offset; |
int offset; |
191 |
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XModifierKeymap *map = XGetModifierMapping(display); |
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192 |
KeyCode keycode = XKeysymToKeycode(display, keysym); |
KeyCode keycode = XKeysymToKeycode(display, keysym); |
193 |
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194 |
if (keycode == NoSymbol) |
if (keycode == NoSymbol) |
196 |
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197 |
for (modifierpos = 0; modifierpos < 8; modifierpos++) |
for (modifierpos = 0; modifierpos < 8; modifierpos++) |
198 |
{ |
{ |
199 |
offset = map->max_keypermod * modifierpos; |
offset = mod_map->max_keypermod * modifierpos; |
200 |
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201 |
for (key = 0; key < map->max_keypermod; key++) |
for (key = 0; key < mod_map->max_keypermod; key++) |
202 |
{ |
{ |
203 |
if (map->modifiermap[offset + key] == keycode) |
if (mod_map->modifiermap[offset + key] == keycode) |
204 |
keysymMask = 1 << modifierpos; |
keysymMask |= 1 << modifierpos; |
205 |
} |
} |
206 |
} |
} |
207 |
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208 |
XQueryPointer(display, DefaultRootWindow(display), &wDummy1, |
return (state & keysymMask) ? True : False; |
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&wDummy2, &iDummy3, &iDummy4, &iDummy5, &iDummy6, ¤t_state); |
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XFreeModifiermap(map); |
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return (current_state & keysymMask) ? True : False; |
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} |
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static void |
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xwin_map_window() |
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{ |
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XEvent xevent; |
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XMapWindow(display, wnd); |
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/* wait for VisibilityChange */ |
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XMaskEvent(display, VisibilityChangeMask, &xevent); |
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if (fullscreen) |
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XSetInputFocus(display, wnd, RevertToPointerRoot, CurrentTime); |
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209 |
} |
} |
210 |
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211 |
BOOL |
BOOL |
212 |
ui_init() |
ui_init(void) |
213 |
{ |
{ |
214 |
XPixmapFormatValues *pfm; |
XPixmapFormatValues *pfm; |
215 |
uint16 test; |
uint16 test; |
218 |
display = XOpenDisplay(NULL); |
display = XOpenDisplay(NULL); |
219 |
if (display == NULL) |
if (display == NULL) |
220 |
{ |
{ |
221 |
error("Failed to open display\n"); |
error("Failed to open display: %s\n", XDisplayName(NULL)); |
222 |
return False; |
return False; |
223 |
} |
} |
224 |
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249 |
return False; |
return False; |
250 |
} |
} |
251 |
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252 |
if (depth <= 8) |
xcolmap = DefaultColormapOfScreen(screen); |
253 |
owncolmap = True; |
gc = XCreateGC(display, RootWindowOfScreen(screen), 0, NULL); |
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else |
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xcolmap = DefaultColormapOfScreen(screen); |
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254 |
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255 |
if (DoesBackingStore(screen) == NotUseful) |
if (DoesBackingStore(screen) != Always) |
256 |
ownbackstore = True; |
ownbackstore = True; |
257 |
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258 |
test = 1; |
test = 1; |
265 |
height = HeightOfScreen(screen); |
height = HeightOfScreen(screen); |
266 |
} |
} |
267 |
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268 |
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/* make sure width is a multiple of 4 */ |
269 |
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width = (width + 3) & ~3; |
270 |
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271 |
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if (ownbackstore) |
272 |
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{ |
273 |
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backstore = |
274 |
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XCreatePixmap(display, RootWindowOfScreen(screen), width, height, depth); |
275 |
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276 |
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/* clear to prevent rubbish being exposed at startup */ |
277 |
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XSetForeground(display, gc, BlackPixelOfScreen(screen)); |
278 |
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XFillRectangle(display, backstore, gc, 0, 0, width, height); |
279 |
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} |
280 |
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281 |
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mod_map = XGetModifierMapping(display); |
282 |
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283 |
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if (enable_compose) |
284 |
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IM = XOpenIM(display, NULL, NULL, NULL); |
285 |
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286 |
xkeymap_init(); |
xkeymap_init(); |
287 |
return True; |
return True; |
288 |
} |
} |
289 |
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290 |
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void |
291 |
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ui_deinit(void) |
292 |
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{ |
293 |
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if (IM != NULL) |
294 |
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XCloseIM(IM); |
295 |
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296 |
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XFreeModifiermap(mod_map); |
297 |
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298 |
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if (ownbackstore) |
299 |
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XFreePixmap(display, backstore); |
300 |
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301 |
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XFreeGC(display, gc); |
302 |
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XCloseDisplay(display); |
303 |
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display = NULL; |
304 |
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} |
305 |
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306 |
BOOL |
BOOL |
307 |
ui_create_window() |
ui_create_window(void) |
308 |
{ |
{ |
309 |
XSetWindowAttributes attribs; |
XSetWindowAttributes attribs; |
310 |
XClassHint *classhints; |
XClassHint *classhints; |
311 |
XSizeHints *sizehints; |
XSizeHints *sizehints; |
312 |
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int wndwidth, wndheight; |
313 |
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long input_mask, ic_input_mask; |
314 |
XEvent xevent; |
XEvent xevent; |
315 |
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316 |
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wndwidth = fullscreen ? WidthOfScreen(screen) : width; |
317 |
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wndheight = fullscreen ? HeightOfScreen(screen) : height; |
318 |
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319 |
attribs.background_pixel = BlackPixelOfScreen(screen); |
attribs.background_pixel = BlackPixelOfScreen(screen); |
320 |
attribs.backing_store = ownbackstore ? NotUseful : Always; |
attribs.backing_store = ownbackstore ? NotUseful : Always; |
321 |
attribs.override_redirect = fullscreen; |
attribs.override_redirect = fullscreen; |
322 |
wnd = XCreateWindow(display, RootWindowOfScreen(screen), 0, 0, width, height, |
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323 |
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wnd = XCreateWindow(display, RootWindowOfScreen(screen), 0, 0, wndwidth, wndheight, |
324 |
0, CopyFromParent, InputOutput, CopyFromParent, |
0, CopyFromParent, InputOutput, CopyFromParent, |
325 |
CWBackPixel | CWBackingStore | CWOverrideRedirect, &attribs); |
CWBackPixel | CWBackingStore | CWOverrideRedirect, &attribs); |
326 |
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if (ownbackstore) |
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backstore = XCreatePixmap(display, wnd, width, height, depth); |
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327 |
XStoreName(display, wnd, title); |
XStoreName(display, wnd, title); |
328 |
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329 |
classhints = XAllocClassHint(); |
classhints = XAllocClassHint(); |
345 |
} |
} |
346 |
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347 |
input_mask = KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask | |
input_mask = KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask | |
348 |
VisibilityChangeMask | FocusChangeMask; |
VisibilityChangeMask | FocusChangeMask | LeaveWindowMask; |
349 |
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if (grab_keyboard) |
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input_mask |= EnterWindowMask | LeaveWindowMask; |
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350 |
if (sendmotion) |
if (sendmotion) |
351 |
input_mask |= PointerMotionMask; |
input_mask |= PointerMotionMask; |
352 |
if (ownbackstore) |
if (ownbackstore) |
353 |
input_mask |= ExposureMask; |
input_mask |= ExposureMask; |
354 |
if (enable_compose) |
if (fullscreen) |
355 |
input_mask |= init_inputmethod(); |
input_mask |= EnterWindowMask; |
356 |
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357 |
XSelectInput(display, wnd, input_mask); |
if (IM != NULL) |
358 |
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{ |
359 |
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IC = XCreateIC(IM, XNInputStyle, (XIMPreeditNothing | XIMStatusNothing), |
360 |
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XNClientWindow, wnd, XNFocusWindow, wnd, NULL); |
361 |
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362 |
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if ((IC != NULL) |
363 |
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&& (XGetICValues(IC, XNFilterEvents, &ic_input_mask, NULL) == NULL)) |
364 |
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input_mask |= ic_input_mask; |
365 |
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} |
366 |
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367 |
xwin_map_window(); |
XSelectInput(display, wnd, input_mask); |
368 |
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XMapWindow(display, wnd); |
369 |
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370 |
/* clear the window so that cached data is not seen */ |
/* wait for VisibilityNotify */ |
371 |
gc = XCreateGC(display, wnd, 0, NULL); |
do |
372 |
XSetForeground(display, gc, 0); |
{ |
373 |
FILL_RECTANGLE(0, 0, width, height); |
XMaskEvent(display, VisibilityChangeMask, &xevent); |
374 |
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} |
375 |
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while (xevent.type != VisibilityNotify); |
376 |
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377 |
return True; |
return True; |
378 |
} |
} |
379 |
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380 |
void |
void |
381 |
ui_destroy_window() |
ui_destroy_window(void) |
382 |
{ |
{ |
383 |
if (ownbackstore) |
if (IC != NULL) |
384 |
XFreePixmap(display, backstore); |
XDestroyIC(IC); |
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XFreeGC(display, gc); |
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close_inputmethod(); |
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385 |
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386 |
XDestroyWindow(display, wnd); |
XDestroyWindow(display, wnd); |
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XCloseDisplay(display); |
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display = NULL; |
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} |
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static void |
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xwin_reset_keys() |
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{ |
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/* reset keys */ |
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uint32 ev_time; |
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ev_time = time(NULL); |
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rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LCTRL); |
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rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LALT); |
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rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LSHIFT); |
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rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_RCTRL); |
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rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_RALT); |
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rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_RSHIFT); |
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387 |
} |
} |
388 |
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389 |
void |
void |
390 |
xwin_toggle_fullscreen() |
xwin_toggle_fullscreen(void) |
391 |
{ |
{ |
392 |
XEvent xevent; |
Pixmap contents = 0; |
393 |
XSetWindowAttributes attribs; |
|
394 |
int newwidth, newheight; |
if (!ownbackstore) |
395 |
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{ |
396 |
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/* need to save contents of window */ |
397 |
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contents = XCreatePixmap(display, wnd, width, height, depth); |
398 |
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XCopyArea(display, wnd, contents, gc, 0, 0, width, height, 0, 0); |
399 |
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} |
400 |
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401 |
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ui_destroy_window(); |
402 |
fullscreen = !fullscreen; |
fullscreen = !fullscreen; |
403 |
newwidth = fullscreen ? WidthOfScreen(screen) : width; |
ui_create_window(); |
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newheight = fullscreen ? HeightOfScreen(screen) : height; |
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404 |
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405 |
XUnmapWindow(display, wnd); |
XDefineCursor(display, wnd, current_cursor); |
406 |
attribs.override_redirect = fullscreen; |
|
407 |
XMoveResizeWindow(display, wnd, 0, 0, newwidth, newheight); |
if (!ownbackstore) |
408 |
XChangeWindowAttributes(display, wnd, CWOverrideRedirect, &attribs); |
{ |
409 |
xwin_map_window(); |
XCopyArea(display, contents, wnd, gc, 0, 0, width, height, 0, 0); |
410 |
|
XFreePixmap(display, contents); |
411 |
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} |
412 |
} |
} |
413 |
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414 |
/* Process all events in Xlib queue */ |
/* Process all events in Xlib queue */ |
415 |
static void |
static void |
416 |
xwin_process_events() |
xwin_process_events(void) |
417 |
{ |
{ |
418 |
XEvent xevent; |
XEvent xevent; |
419 |
KeySym keysym; |
KeySym keysym; |
420 |
uint16 button, flags; |
uint16 button, flags; |
421 |
uint32 ev_time; |
uint32 ev_time; |
422 |
key_translation tr; |
key_translation tr; |
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char *ksname = NULL; |
|
423 |
char str[256]; |
char str[256]; |
424 |
Status status; |
Status status; |
425 |
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unsigned int state; |
426 |
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Window wdummy; |
427 |
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int dummy; |
428 |
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|
429 |
while (XPending(display) > 0) |
while (XPending(display) > 0) |
430 |
{ |
{ |
431 |
XNextEvent(display, &xevent); |
XNextEvent(display, &xevent); |
432 |
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|
433 |
if (enable_compose && (XFilterEvent(&xevent, None) == True)) |
if ((IC != NULL) && (XFilterEvent(&xevent, None) == True)) |
434 |
{ |
{ |
435 |
DEBUG_KBD(("Filtering event\n")); |
DEBUG_KBD(("Filtering event\n")); |
436 |
continue; |
continue; |
437 |
} |
} |
438 |
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ev_time = time(NULL); |
|
439 |
flags = 0; |
flags = 0; |
440 |
|
|
441 |
switch (xevent.type) |
switch (xevent.type) |
457 |
else |
else |
458 |
{ |
{ |
459 |
/* Plain old XLookupString */ |
/* Plain old XLookupString */ |
460 |
DEBUG_KBD(("No input context, using XLookupString\n")); |
DEBUG_KBD(("\nNo input context, using XLookupString\n")); |
461 |
XLookupString((XKeyEvent *) & xevent, |
XLookupString((XKeyEvent *) & xevent, |
462 |
str, sizeof(str), &keysym, NULL); |
str, sizeof(str), &keysym, NULL); |
463 |
} |
} |
464 |
|
|
465 |
ksname = get_ksname(keysym); |
DEBUG_KBD(("KeyPress for (keysym 0x%lx, %s)\n", keysym, get_ksname(keysym))); |
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DEBUG_KBD(("\nKeyPress for (keysym 0x%lx, %s)\n", keysym, ksname)); |
|
466 |
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467 |
if (handle_special_keys(keysym, ev_time, True)) |
ev_time = time(NULL); |
468 |
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if (handle_special_keys(keysym, xevent.xkey.state, ev_time, True)) |
469 |
break; |
break; |
470 |
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|
471 |
tr = xkeymap_translate_key(keysym, |
tr = xkeymap_translate_key(keysym, |
478 |
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|
479 |
rdp_send_scancode(ev_time, RDP_KEYPRESS, tr.scancode); |
rdp_send_scancode(ev_time, RDP_KEYPRESS, tr.scancode); |
480 |
break; |
break; |
481 |
|
|
482 |
case KeyRelease: |
case KeyRelease: |
483 |
XLookupString((XKeyEvent *) & xevent, str, |
XLookupString((XKeyEvent *) & xevent, str, |
484 |
sizeof(str), &keysym, NULL); |
sizeof(str), &keysym, NULL); |
485 |
|
|
|
ksname = get_ksname(keysym); |
|
486 |
DEBUG_KBD(("\nKeyRelease for (keysym 0x%lx, %s)\n", keysym, |
DEBUG_KBD(("\nKeyRelease for (keysym 0x%lx, %s)\n", keysym, |
487 |
ksname)); |
get_ksname(keysym))); |
488 |
|
|
489 |
if (handle_special_keys(keysym, ev_time, False)) |
ev_time = time(NULL); |
490 |
|
if (handle_special_keys(keysym, xevent.xkey.state, ev_time, False)) |
491 |
break; |
break; |
492 |
|
|
493 |
tr = xkeymap_translate_key(keysym, |
tr = xkeymap_translate_key(keysym, |
508 |
if (button == 0) |
if (button == 0) |
509 |
break; |
break; |
510 |
|
|
511 |
rdp_send_input(ev_time, RDP_INPUT_MOUSE, |
rdp_send_input(time(NULL), RDP_INPUT_MOUSE, |
512 |
flags | button, xevent.xbutton.x, xevent.xbutton.y); |
flags | button, xevent.xbutton.x, xevent.xbutton.y); |
513 |
break; |
break; |
514 |
|
|
515 |
case MotionNotify: |
case MotionNotify: |
516 |
rdp_send_input(ev_time, RDP_INPUT_MOUSE, |
rdp_send_input(time(NULL), RDP_INPUT_MOUSE, |
517 |
MOUSE_FLAG_MOVE, xevent.xmotion.x, xevent.xmotion.y); |
MOUSE_FLAG_MOVE, xevent.xmotion.x, xevent.xmotion.y); |
518 |
break; |
break; |
519 |
|
|
520 |
case EnterNotify: |
case FocusIn: |
521 |
|
XQueryPointer(display, wnd, &wdummy, &wdummy, &dummy, &dummy, &dummy, &dummy, &state); |
522 |
|
reset_modifier_keys(state); |
523 |
if (grab_keyboard) |
if (grab_keyboard) |
524 |
XGrabKeyboard(display, wnd, True, |
XGrabKeyboard(display, wnd, True, |
525 |
GrabModeAsync, GrabModeAsync, CurrentTime); |
GrabModeAsync, GrabModeAsync, CurrentTime); |
526 |
break; |
break; |
527 |
|
|
528 |
case LeaveNotify: |
case FocusOut: |
529 |
if (grab_keyboard) |
if (xevent.xfocus.mode == NotifyWhileGrabbed) |
530 |
XUngrabKeyboard(display, CurrentTime); |
XUngrabKeyboard(display, CurrentTime); |
531 |
break; |
break; |
532 |
|
|
533 |
case FocusOut: |
case EnterNotify: |
534 |
xwin_reset_keys(); |
/* we only register for this event when in fullscreen mode */ |
535 |
|
XSetInputFocus(display, wnd, RevertToPointerRoot, CurrentTime); |
536 |
|
break; |
537 |
|
|
538 |
|
case LeaveNotify: |
539 |
|
XUngrabKeyboard(display, CurrentTime); |
540 |
break; |
break; |
541 |
|
|
542 |
case Expose: |
case Expose: |
553 |
if (xevent.xmapping.request == MappingKeyboard |
if (xevent.xmapping.request == MappingKeyboard |
554 |
|| xevent.xmapping.request == MappingModifier) |
|| xevent.xmapping.request == MappingModifier) |
555 |
XRefreshKeyboardMapping(&xevent.xmapping); |
XRefreshKeyboardMapping(&xevent.xmapping); |
556 |
|
|
557 |
|
if (xevent.xmapping.request == MappingModifier) |
558 |
|
{ |
559 |
|
XFreeModifiermap(mod_map); |
560 |
|
mod_map = XGetModifierMapping(display); |
561 |
|
} |
562 |
break; |
break; |
563 |
|
|
564 |
} |
} |
609 |
Pixmap bitmap; |
Pixmap bitmap; |
610 |
uint8 *tdata; |
uint8 *tdata; |
611 |
|
|
612 |
tdata = (owncolmap ? data : translate_image(width, height, data)); |
tdata = translate_image(width, height, data); |
613 |
bitmap = XCreatePixmap(display, wnd, width, height, depth); |
bitmap = XCreatePixmap(display, wnd, width, height, depth); |
614 |
image = XCreateImage(display, visual, depth, ZPixmap, 0, |
image = XCreateImage(display, visual, depth, ZPixmap, 0, |
615 |
(char *) tdata, width, height, 8, 0); |
(char *) tdata, width, height, 8, 0); |
617 |
XPutImage(display, bitmap, gc, image, 0, 0, 0, 0, width, height); |
XPutImage(display, bitmap, gc, image, 0, 0, 0, 0, width, height); |
618 |
|
|
619 |
XFree(image); |
XFree(image); |
620 |
if (!owncolmap) |
xfree(tdata); |
|
xfree(tdata); |
|
621 |
return (HBITMAP) bitmap; |
return (HBITMAP) bitmap; |
622 |
} |
} |
623 |
|
|
627 |
XImage *image; |
XImage *image; |
628 |
uint8 *tdata; |
uint8 *tdata; |
629 |
|
|
630 |
tdata = (owncolmap ? data : translate_image(width, height, data)); |
tdata = translate_image(width, height, data); |
631 |
image = XCreateImage(display, visual, depth, ZPixmap, 0, |
image = XCreateImage(display, visual, depth, ZPixmap, 0, |
632 |
(char *) tdata, width, height, 8, 0); |
(char *) tdata, width, height, 8, 0); |
633 |
|
|
642 |
} |
} |
643 |
|
|
644 |
XFree(image); |
XFree(image); |
645 |
if (!owncolmap) |
xfree(tdata); |
|
xfree(tdata); |
|
646 |
} |
} |
647 |
|
|
648 |
void |
void |
757 |
void |
void |
758 |
ui_set_cursor(HCURSOR cursor) |
ui_set_cursor(HCURSOR cursor) |
759 |
{ |
{ |
760 |
XDefineCursor(display, wnd, (Cursor) cursor); |
current_cursor = (Cursor) cursor; |
761 |
|
XDefineCursor(display, wnd, current_cursor); |
762 |
} |
} |
763 |
|
|
764 |
void |
void |
778 |
{ |
{ |
779 |
COLOURENTRY *entry; |
COLOURENTRY *entry; |
780 |
int i, ncolours = colours->ncolours; |
int i, ncolours = colours->ncolours; |
781 |
|
uint32 *map = xmalloc(sizeof(*colmap) * ncolours); |
782 |
|
XColor xentry; |
783 |
|
XColor xc_cache[256]; |
784 |
|
uint32 colour; |
785 |
|
int colLookup = 256; |
786 |
|
for (i = 0; i < ncolours; i++) |
787 |
|
{ |
788 |
|
entry = &colours->colours[i]; |
789 |
|
MAKE_XCOLOR(&xentry, entry); |
790 |
|
|
791 |
|
if (XAllocColor(display, xcolmap, &xentry) == 0) |
792 |
|
{ |
793 |
|
/* Allocation failed, find closest match. */ |
794 |
|
int j = 256; |
795 |
|
int nMinDist = 3 * 256 * 256; |
796 |
|
long nDist = nMinDist; |
797 |
|
|
798 |
if (owncolmap) |
/* only get the colors once */ |
799 |
{ |
while (colLookup--) |
800 |
XColor *xcolours, *xentry; |
{ |
801 |
Colormap map; |
xc_cache[colLookup].pixel = colLookup; |
802 |
|
xc_cache[colLookup].red = xc_cache[colLookup].green = |
803 |
|
xc_cache[colLookup].blue = 0; |
804 |
|
xc_cache[colLookup].flags = 0; |
805 |
|
XQueryColor(display, |
806 |
|
DefaultColormap(display, DefaultScreen(display)), |
807 |
|
&xc_cache[colLookup]); |
808 |
|
} |
809 |
|
colLookup = 0; |
810 |
|
|
811 |
xcolours = xmalloc(sizeof(XColor) * ncolours); |
/* approximate the pixel */ |
812 |
for (i = 0; i < ncolours; i++) |
while (j--) |
813 |
{ |
{ |
814 |
entry = &colours->colours[i]; |
if (xc_cache[j].flags) |
815 |
xentry = &xcolours[i]; |
{ |
816 |
xentry->pixel = i; |
nDist = ((long) (xc_cache[j].red >> 8) - |
817 |
MAKE_XCOLOR(xentry, entry); |
(long) (xentry.red >> 8)) * |
818 |
|
((long) (xc_cache[j].red >> 8) - |
819 |
|
(long) (xentry.red >> 8)) + |
820 |
|
((long) (xc_cache[j].green >> 8) - |
821 |
|
(long) (xentry.green >> 8)) * |
822 |
|
((long) (xc_cache[j].green >> 8) - |
823 |
|
(long) (xentry.green >> 8)) + |
824 |
|
((long) (xc_cache[j].blue >> 8) - |
825 |
|
(long) (xentry.blue >> 8)) * |
826 |
|
((long) (xc_cache[j].blue >> 8) - |
827 |
|
(long) (xentry.blue >> 8)); |
828 |
|
} |
829 |
|
if (nDist < nMinDist) |
830 |
|
{ |
831 |
|
nMinDist = nDist; |
832 |
|
xentry.pixel = j; |
833 |
|
} |
834 |
|
} |
835 |
} |
} |
836 |
|
colour = xentry.pixel; |
837 |
|
|
838 |
map = XCreateColormap(display, wnd, visual, AllocAll); |
/* update our cache */ |
839 |
XStoreColors(display, map, xcolours, ncolours); |
if (xentry.pixel < 256) |
|
|
|
|
xfree(xcolours); |
|
|
return (HCOLOURMAP) map; |
|
|
} |
|
|
else |
|
|
{ |
|
|
uint32 *map = xmalloc(sizeof(*colmap) * ncolours); |
|
|
XColor xentry; |
|
|
uint32 colour; |
|
|
|
|
|
for (i = 0; i < ncolours; i++) |
|
840 |
{ |
{ |
841 |
entry = &colours->colours[i]; |
xc_cache[xentry.pixel].red = xentry.red; |
842 |
MAKE_XCOLOR(&xentry, entry); |
xc_cache[xentry.pixel].green = xentry.green; |
843 |
|
xc_cache[xentry.pixel].blue = xentry.blue; |
|
if (XAllocColor(display, xcolmap, &xentry) != 0) |
|
|
colour = xentry.pixel; |
|
|
else |
|
|
colour = WhitePixelOfScreen(screen); |
|
844 |
|
|
|
/* byte swap here to make translate_image faster */ |
|
|
map[i] = translate_colour(colour); |
|
845 |
} |
} |
846 |
|
|
847 |
return map; |
|
848 |
|
/* byte swap here to make translate_image faster */ |
849 |
|
map[i] = translate_colour(colour); |
850 |
} |
} |
851 |
|
|
852 |
|
return map; |
853 |
} |
} |
854 |
|
|
855 |
void |
void |
856 |
ui_destroy_colourmap(HCOLOURMAP map) |
ui_destroy_colourmap(HCOLOURMAP map) |
857 |
{ |
{ |
858 |
if (owncolmap) |
xfree(map); |
|
XFreeColormap(display, (Colormap) map); |
|
|
else |
|
|
xfree(map); |
|
859 |
} |
} |
860 |
|
|
861 |
void |
void |
862 |
ui_set_colourmap(HCOLOURMAP map) |
ui_set_colourmap(HCOLOURMAP map) |
863 |
{ |
{ |
864 |
if (owncolmap) |
colmap = map; |
|
XSetWindowColormap(display, wnd, (Colormap) map); |
|
|
else |
|
|
colmap = map; |
|
865 |
} |
} |
866 |
|
|
867 |
void |
void |
877 |
} |
} |
878 |
|
|
879 |
void |
void |
880 |
ui_reset_clip() |
ui_reset_clip(void) |
881 |
{ |
{ |
882 |
XRectangle rect; |
XRectangle rect; |
883 |
|
|
889 |
} |
} |
890 |
|
|
891 |
void |
void |
892 |
ui_bell() |
ui_bell(void) |
893 |
{ |
{ |
894 |
XBell(display, 0); |
XBell(display, 0); |
895 |
} |
} |