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Comparing rxvt-unicode/src/xpm.C (file contents):
Revision 1.21 by root, Fri Feb 4 11:41:23 2005 UTC vs.
Revision 1.50 by ayin, Fri Jul 27 14:02:28 2007 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*----------------------------------------------------------------------*
2 * File: xpm.C 2 * File: xpm.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * 4 *
5 * All portions of code are copyright by their respective author/s. 5 * All portions of code are copyright by their respective author/s.
6 * Copyright (c) 1997 Carsten Haitzler <raster@zip.com.au> 6 * Copyright (c) 1997 Carsten Haitzler <raster@zip.com.au>
7 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de> 7 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
8 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com> 8 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
9 * Copyright (c) 2005-2006 Marc Lehmann <pcg@goof.com>
9 * 10 *
10 * This program is free software; you can redistribute it and/or modify 11 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by 12 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or 13 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version. 14 * (at your option) any later version.
… …
22 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 23 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23 *---------------------------------------------------------------------*/ 24 *---------------------------------------------------------------------*/
24 25
25#include "../config.h" /* NECESSARY */ 26#include "../config.h" /* NECESSARY */
26#include "rxvt.h" /* NECESSARY */ 27#include "rxvt.h" /* NECESSARY */
27#include "xpm.intpro" /* PROTOS for internal routines */
28 28
29#ifdef XPM_BACKGROUND 29#ifdef XPM_BACKGROUND
30
31#ifndef HAVE_AFTERIMAGE
32/*
33 * search for FILE in the current working directory, and within the
34 * colon-delimited PATHLIST, adding the file extension EXT if required.
35 *
36 * FILE is either semi-colon or zero terminated
37 */
38static char *
39rxvt_File_search_path (const char *pathlist, const char *file, const char *ext)
40{
41 int maxpath, len;
42 const char *p, *path;
43 char name[256];
44
45 if (!access (file, R_OK)) /* found (plain name) in current directory */
46 return strdup (file);
47
48 /* semi-colon delimited */
49 if ((p = strchr (file, ';')))
50 len = (p - file);
51 else
52 len = strlen (file);
53
54 /* leave room for an extra '/' and trailing '\0' */
55 maxpath = sizeof (name) - (len + (ext ? strlen (ext) : 0) + 2);
56 if (maxpath <= 0)
57 return NULL;
58
59 /* check if we can find it now */
60 strncpy (name, file, len);
61 name[len] = '\0';
62
63 if (!access (name, R_OK))
64 return strdup (name);
65 if (ext)
66 {
67 strcat (name, ext);
68 if (!access (name, R_OK))
69 return strdup (name);
70 }
71 for (path = pathlist; path != NULL && *path != '\0'; path = p)
72 {
73 int n;
74
75 /* colon delimited */
76 if ((p = strchr (path, ':')) == NULL)
77 p = strchr (path, '\0');
78
79 n = (p - path);
80 if (*p != '\0')
81 p++;
82
83 if (n > 0 && n <= maxpath)
84 {
85 strncpy (name, path, n);
86 if (name[n - 1] != '/')
87 name[n++] = '/';
88 name[n] = '\0';
89 strncat (name, file, len);
90
91 if (!access (name, R_OK))
92 return strdup (name);
93 if (ext)
94 {
95 strcat (name, ext);
96 if (!access (name, R_OK))
97 return strdup (name);
98 }
99 }
100 }
101 return NULL;
102}
103
104/*
105 * Calculate tiling sizes and increments
106 * At start, p == 0, incr == xpmwidthheight
107 */
108static void
109rxvt_pixmap_incr (unsigned int *wh, unsigned int *xy, float *incr, float *p, unsigned int widthheight, unsigned int xpmwidthheight)
110{
111 unsigned int cwh, cxy;
112 float cincr, cp;
113
114 cp = 0;
115 cincr = (float)xpmwidthheight;
116 cxy = *xy;
117 cwh = *wh;
118 if (cwh == 1)
119 { /* display one image, no horizontal/vertical scaling */
120 cincr = (float)widthheight;
121 if (xpmwidthheight <= widthheight)
122 {
123 cwh = xpmwidthheight;
124 cxy = (cxy * (widthheight - cwh)) / 100; /* beware! order */
125 cwh += cxy;
126 }
127 else
128 {
129 cxy = 0;
130 cwh = widthheight;
131 }
132 }
133 else if (cwh < 10)
134 { /* fit WH images across/down screen */
135 cincr *= cwh;
136 cxy = 0;
137 cwh = widthheight;
138 }
139 else
140 {
141 cincr *= 100.0 / cwh;
142 if (cwh < 100)
143 { /* contract */
144 float pos;
145
146 cwh = (cwh * widthheight) / 100;
147 pos = (float)cxy / 100 * widthheight - (cwh / 2);
148
149 cxy = (widthheight - cwh);
150 if (pos <= 0)
151 cxy = 0;
152 else if (pos < cxy)
153 cxy = (int) pos;
154 cwh += cxy;
155 }
156 else
157 { /* expand */
158 if (cxy > 0)
159 { /* position */
160 float pos;
161
162 pos = (float)cxy / 100 * xpmwidthheight - (cincr / 2);
163 cp = xpmwidthheight - cincr;
164 if (pos <= 0)
165 cp = 0;
166 else if (pos < cp)
167 cp = pos;
168 }
169 cxy = 0;
170 cwh = widthheight;
171 }
172 }
173 cincr /= widthheight;
174 *wh = cwh;
175 *xy = cxy;
176 *incr = cincr;
177 *p = cp;
178}
179#endif
30 180
31/* 181/*
32 * These GEOM strings indicate absolute size/position: 182 * These GEOM strings indicate absolute size/position:
33 * @ `WxH+X+Y' 183 * @ `WxH+X+Y'
34 * @ `WxH+X' -> Y = X 184 * @ `WxH+X' -> Y = X
… …
49 * @ `?' 199 * @ `?'
50 */ 200 */
51int 201int
52rxvt_term::scale_pixmap (const char *geom) 202rxvt_term::scale_pixmap (const char *geom)
53{ 203{
54 int flags, changed = 0; 204 int flags, changed = 0;
55 int x = 0, y = 0; 205 int x = 0, y = 0;
56 unsigned int w = 0, h = 0; 206 unsigned int w = 0, h = 0;
57 unsigned int n; 207 unsigned int n;
58 char *p, *str; 208 char *p;
59 bgPixmap_t *bgpixmap = & (bgPixmap); 209 bgPixmap_t *bgpixmap = &bgPixmap;
60 210
61#define MAXLEN_GEOM sizeof("[1000x1000+1000+1000]") 211#define MAXLEN_GEOM sizeof("[10000x10000+10000+10000]")
62 212
63 if (geom == NULL) 213 if (geom == NULL)
64 return 0; 214 return 0;
65 str = (char *)rxvt_malloc (MAXLEN_GEOM + 1); 215
216 char str[MAXLEN_GEOM];
217
66 if (!strcmp (geom, "?")) 218 if (!strcmp (geom, "?"))
67 { 219 {
68 sprintf (str, "[%dx%d+%d+%d]", /* can't presume snprintf () ! */ 220 sprintf (str, "[%dx%d+%d+%d]", /* can't presume snprintf () ! */
69 min (bgpixmap->w, 9999), min (bgpixmap->h, 9999), 221 min (bgpixmap->w, 32767), min (bgpixmap->h, 32767),
70 min (bgpixmap->x, 9999), min (bgpixmap->y, 9999)); 222 min (bgpixmap->x, 32767), min (bgpixmap->y, 32767));
71 process_xterm_seq (XTerm_title, str, CHAR_ST); 223 process_xterm_seq (XTerm_title, str, CHAR_ST);
72 free (str);
73 return 0; 224 return 0;
74 } 225 }
75 226
76 if ((p = strchr (geom, ';')) == NULL) 227 if ((p = strchr (geom, ';')) == NULL)
77 p = strchr (geom, '\0'); 228 p = strchr (geom, '\0');
229
78 n = (p - geom); 230 n = (p - geom);
79 if (n <= MAXLEN_GEOM) 231 if (n < MAXLEN_GEOM)
80 { 232 {
81 strncpy (str, geom, n); 233 strncpy (str, geom, n);
82 str[n] = '\0'; 234 str[n] = '\0';
83 235
236 if (strcmp(str, "auto") == 0)
237 {
238 if (!bgpixmap->auto_resize)
239 changed++;
240 bgpixmap->auto_resize = True ;
241 w = szHint.width ;
242 h = szHint.height ;
243 flags = WidthValue|HeightValue ;
244 }
245 else
246 {
247 bgpixmap->auto_resize = False ;
84 flags = XParseGeometry (str, &x, &y, &w, &h); 248 flags = XParseGeometry (str, &x, &y, &w, &h);
249 }
250
85 if (!flags) 251 if (!flags)
86 { 252 {
87 flags |= WidthValue; 253 flags |= WidthValue;
88 w = 0; 254 w = 0;
89 } /* default is tile */ 255 } /* default is tile */
256
90 if (flags & WidthValue) 257 if (flags & WidthValue)
91 { 258 {
92 if (! (flags & XValue)) 259 if (!(flags & XValue))
93 x = 50; 260 x = 50;
261
94 if (! (flags & HeightValue)) 262 if (!(flags & HeightValue))
95 h = w; 263 h = w;
264
96 if (w && !h) 265 if (w && !h)
97 { 266 {
98 w = (bgpixmap->w * w) / 100; 267 w = (bgpixmap->w * w) / 100;
99 h = bgpixmap->h; 268 h = bgpixmap->h;
100 } 269 }
101 else if (h && !w) 270 else if (h && !w)
102 { 271 {
103 w = bgpixmap->w; 272 w = bgpixmap->w;
104 h = (bgpixmap->h * h) / 100; 273 h = (bgpixmap->h * h) / 100;
105 } 274 }
106 if (w > 1000) 275
107 w = 1000; 276 min_it (w, 32767);
108 if (h > 1000) 277 min_it (h, 32767);
109 h = 1000; 278
110 if (bgpixmap->w != (short)w) 279 if (bgpixmap->w != (short)w)
111 { 280 {
112 bgpixmap->w = (short)w; 281 bgpixmap->w = (short)w;
113 changed++; 282 changed++;
114 } 283 }
284
115 if (bgpixmap->h != (short)h) 285 if (bgpixmap->h != (short)h)
116 { 286 {
117 bgpixmap->h = (short)h; 287 bgpixmap->h = (short)h;
118 changed++; 288 changed++;
119 } 289 }
120 } 290 }
291
121 if (! (flags & YValue)) 292 if (!(flags & YValue))
122 { 293 {
123 if (flags & XNegative) 294 if (flags & XNegative)
124 flags |= YNegative; 295 flags |= YNegative;
296
125 y = x; 297 y = x;
126 } 298 }
127 299
128 if (! (flags & WidthValue) && geom[0] != '=') 300 if (!(flags & WidthValue) && geom[0] != '=')
129 { 301 {
130 x += bgpixmap->x; 302 x += bgpixmap->x;
131 y += bgpixmap->y; 303 y += bgpixmap->y;
132 } 304 }
133 else 305
134 { 306 if (xpmAttr.width && xpmAttr.height)
135 if (flags & XNegative)
136 x += 100;
137 if (flags & YNegative)
138 y += 100;
139 } 307 {
140 MIN_IT (x, 100); 308 x = MOD(x, xpmAttr.width);
141 MIN_IT (y, 100); 309 y = MOD(y, xpmAttr.height);
142 MAX_IT (x, 0); 310 }
143 MAX_IT (y, 0); 311
144 if (bgpixmap->x != x) 312 if (bgpixmap->x != x)
145 { 313 {
146 bgpixmap->x = x; 314 bgpixmap->x = x;
147 changed++; 315 changed++;
148 } 316 }
317
149 if (bgpixmap->y != y) 318 if (bgpixmap->y != y)
150 { 319 {
151 bgpixmap->y = y; 320 bgpixmap->y = y;
152 changed++; 321 changed++;
153 } 322 }
154 } 323 }
155 free (str); 324
156 return changed; 325 return changed;
157} 326}
158 327
159void 328void
160rxvt_term::resize_pixmap () 329rxvt_term::resize_pixmap ()
161{ 330{
162 XGCValues gcvalue; 331 XGCValues gcvalue;
163 GC gc; 332 GC gc;
164 unsigned int width = TermWin_TotalWidth ();
165 unsigned int height = TermWin_TotalHeight ();
166 dDisp;
167 333
168 if (TermWin.pixmap != None) 334 if (pixmap != None)
335 {
169 XFreePixmap (disp, TermWin.pixmap); 336 XFreePixmap (dpy, pixmap);
337 pixmap = None ;
338 }
170 339
171 if (bgPixmap.pixmap == None) 340 if (bgPixmap.pixmap == None)
172 { /* So be it: I'm not using pixmaps */ 341 { /* So be it: I'm not using pixmaps */
173 TermWin.pixmap = None; 342 pixmap = None;
174 343
344#ifdef ENABLE_TRANSPARENCY
175 if (!(options & Opt_transparent) || !am_transparent) 345 if (!option (Opt_transparent) || !am_transparent)
176 XSetWindowBackground (disp, TermWin.vt, 346#endif
177 pix_colors[Color_bg]); 347 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
178 348
179 return; 349 return;
180 } 350 }
181 351
182 gcvalue.foreground = pix_colors[Color_bg]; 352 gcvalue.foreground = pix_colors[Color_bg];
183 gc = XCreateGC (disp, TermWin.vt, GCForeground, &gcvalue); 353 gc = XCreateGC (dpy, vt, GCForeground, &gcvalue);
184 354
185 if (bgPixmap.pixmap != None) 355 if (bgPixmap.pixmap != None)
186 { /* we have a specified pixmap */ 356 { /* we have a specified pixmap */
187 unsigned int w = bgPixmap.w, h = bgPixmap.h, 357 unsigned int w = bgPixmap.w, h = bgPixmap.h,
188 x = bgPixmap.x, y = bgPixmap.y; 358 x = bgPixmap.x, y = bgPixmap.y;
189 unsigned int xpmh = xpmAttr.height, 359 unsigned int xpmh = xpmAttr.height,
190 xpmw = xpmAttr.width; 360 xpmw = xpmAttr.width;
191 361
362 if (bgPixmap.auto_resize)
363 {
364 w = szHint.width ;
365 h = szHint.height ;
366 }
192 /* 367 /*
193 * don't zoom pixmap too much nor expand really small pixmaps 368 * don't zoom pixmap too much nor expand really small pixmaps
194 */ 369 */
195 if (w > 1000 || h > 1000) 370 if (w > 32767 || h > 32767)
196 w = 1; 371 w = 1;
197 else if (width > (10 * xpmw) 372 else if (width > (10 * xpmw)
198 || height > (10 * xpmh)) 373 || height > (10 * xpmh))
199 w = 0; /* tile */ 374 w = 0; /* tile */
200 375
201 if (w == 0) 376 if (!w)
202 { 377 {
203 /* basic X tiling - let the X server do it */ 378 /* basic X tiling - let the X server do it */
204 TermWin.pixmap = XCreatePixmap (disp, TermWin.vt, 379 pixmap = XCreatePixmap (dpy, vt, xpmw, xpmh, depth);
205 xpmw, xpmh, 380
206 (unsigned int)display->depth); 381 XCopyArea (dpy, bgPixmap.pixmap, pixmap, gc, x, y, xpmw - x, xpmh - y, 0, 0);
207 XCopyArea (disp, bgPixmap.pixmap, TermWin.pixmap, gc, 382 XCopyArea (dpy, bgPixmap.pixmap, pixmap, gc, x, 0, xpmw - x, y, 0, xpmh - y);
208 0, 0, xpmw, xpmh, 0, 0); 383 XCopyArea (dpy, bgPixmap.pixmap, pixmap, gc, 0, y, x, xpmh - y, xpmw - x, 0);
384 XCopyArea (dpy, bgPixmap.pixmap, pixmap, gc, 0, 0, x, y, xpmw - x, xpmh - y);
209 } 385 }
210 else 386 else
387#ifdef HAVE_AFTERIMAGE
388#ifdef ENABLE_TRANSPARENCY
389 if (!option(Opt_transparent) || !am_transparent)
390 /* will do that in check_our_parents otherwise */
391#endif
392 {
393 ASImage *scaled_im = scale_asimage (asv, original_asim, w, h, ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
394 if (scaled_im)
395 {
396 pixmap = asimage2pixmap(asv, display->root, scaled_im, gc, True);
397 destroy_asimage (&scaled_im);
398 }
211 { 399 }
400#else /* HAVE_AFTERIMAGE */
401 {
212 float incr, p; 402 float incr, p;
213 Pixmap tmp; 403 Pixmap tmp;
214 404
215 TermWin.pixmap = XCreatePixmap (disp, TermWin.vt, 405 pixmap = XCreatePixmap (dpy, vt, width, height, depth);
216 width, height,
217 (unsigned int)display->depth);
218 /* 406 /*
219 * horizontal scaling 407 * horizontal scaling
220 */ 408 */
221 rxvt_pixmap_incr (&w, &x, &incr, &p, width, xpmw); 409 rxvt_pixmap_incr (&w, &x, &incr, &p, width, xpmw);
222 410
223 tmp = XCreatePixmap (disp, TermWin.vt, 411 tmp = XCreatePixmap (dpy, vt, width, xpmh, depth);
224 width, xpmh, (unsigned int)display->depth);
225 XFillRectangle (disp, tmp, gc, 0, 0, width, 412 XFillRectangle (dpy, tmp, gc, 0, 0, width, xpmh);
226 xpmh);
227 413
228 for ( /*nil */ ; x < w; x++, p += incr) 414 for ( /*nil */ ; x < w; x++, p += incr)
229 { 415 {
230 if (p >= xpmw) 416 if (p >= xpmw)
231 p = 0; 417 p = 0;
418
232 /* copy one column from the original pixmap to the tmp pixmap */ 419 /* copy one column from the original pixmap to the tmp pixmap */
233 XCopyArea (disp, bgPixmap.pixmap, tmp, gc, 420 XCopyArea (dpy, bgPixmap.pixmap, tmp, gc, (int)p, 0, 1, xpmh, (int)x, 0);
234 (int)p, 0, 1, xpmh, (int)x, 0);
235 } 421 }
236 422
237 /* 423 /*
238 * vertical scaling 424 * vertical scaling
239 */ 425 */
240 rxvt_pixmap_incr (&h, &y, &incr, &p, height, xpmh); 426 rxvt_pixmap_incr (&h, &y, &incr, &p, height, xpmh);
241 427
242 if (y > 0) 428 if (y > 0)
243 XFillRectangle (disp, TermWin.pixmap, gc, 0, 0, width, y); 429 XFillRectangle (dpy, pixmap, gc, 0, 0, width, y);
244 430
245 if (h < height) 431 if (h < height)
246 XFillRectangle (disp, TermWin.pixmap, gc, 0, (int)h, width, height - h + 1); 432 XFillRectangle (dpy, pixmap, gc, 0, (int)h, width, height - h + 1);
247 433
248 for ( /*nil */ ; y < h; y++, p += incr) 434 for ( /*nil */ ; y < h; y++, p += incr)
249 { 435 {
250 if (p >= xpmh) 436 if (p >= xpmh)
251 p = 0; 437 p = 0;
252 438
253 /* copy one row from the tmp pixmap to the main pixmap */ 439 /* copy one row from the tmp pixmap to the main pixmap */
254 XCopyArea (disp, tmp, TermWin.pixmap, gc, 440 XCopyArea (dpy, tmp, pixmap, gc, 0, (int)p, width, 1, 0, (int)y);
255 0, (int)p, width, 1, 0, (int)y);
256 } 441 }
257 442
258 XFreePixmap (disp, tmp); 443 XFreePixmap (dpy, tmp);
259 } 444 }
445#endif /* HAVE_AFTERIMAGE */
260 } 446 }
261 447
262 XSetWindowBackgroundPixmap (disp, TermWin.vt, TermWin.pixmap); 448 XSetWindowBackgroundPixmap (dpy, vt, pixmap);
449
263 XFreeGC (disp, gc); 450 XFreeGC (dpy, gc);
451#ifdef ENABLE_TRANSPARENCY
264 am_transparent = 0; 452 am_transparent = 0;
265} 453#endif
266
267/*
268 * Calculate tiling sizes and increments
269 * At start, p == 0, incr == xpmwidthheight
270 */
271/* INTPROTO */
272static void
273rxvt_pixmap_incr (unsigned int *wh, unsigned int *xy, float *incr, float *p, unsigned int widthheight, unsigned int xpmwidthheight)
274{
275 unsigned int cwh, cxy;
276 float cincr, cp;
277
278 cp = 0;
279 cincr = (float)xpmwidthheight;
280 cxy = *xy;
281 cwh = *wh;
282 if (cwh == 1)
283 { /* display one image, no horizontal/vertical scaling */
284 cincr = (float)widthheight;
285 if (xpmwidthheight <= widthheight)
286 {
287 cwh = xpmwidthheight;
288 cxy = (cxy * (widthheight - cwh)) / 100; /* beware! order */
289 cwh += cxy;
290 }
291 else
292 {
293 cxy = 0;
294 cwh = widthheight;
295 }
296 }
297 else if (cwh < 10)
298 { /* fit WH images across/down screen */
299 cincr *= cwh;
300 cxy = 0;
301 cwh = widthheight;
302 }
303 else
304 {
305 cincr *= 100.0 / cwh;
306 if (cwh < 100)
307 { /* contract */
308 float pos;
309
310 cwh = (cwh * widthheight) / 100;
311 pos = (float)cxy / 100 * widthheight - (cwh / 2);
312
313 cxy = (widthheight - cwh);
314 if (pos <= 0)
315 cxy = 0;
316 else if (pos < cxy)
317 cxy = (int) pos;
318 cwh += cxy;
319 }
320 else
321 { /* expand */
322 if (cxy > 0)
323 { /* position */
324 float pos;
325
326 pos = (float)cxy / 100 * xpmwidthheight - (cincr / 2);
327 cp = xpmwidthheight - cincr;
328 if (pos <= 0)
329 cp = 0;
330 else if (pos < cp)
331 cp = pos;
332 }
333 cxy = 0;
334 cwh = widthheight;
335 }
336 }
337 cincr /= widthheight;
338 *wh = cwh;
339 *xy = cxy;
340 *incr = cincr;
341 *p = cp;
342} 454}
343 455
344Pixmap 456Pixmap
345rxvt_term::set_bgPixmap (const char *file) 457rxvt_term::set_bgPixmap (const char *file)
346{ 458{
… …
348 460
349 assert (file != NULL); 461 assert (file != NULL);
350 462
351 if (bgPixmap.pixmap != None) 463 if (bgPixmap.pixmap != None)
352 { 464 {
353 XFreePixmap (display->display, bgPixmap.pixmap); 465 XFreePixmap (dpy, bgPixmap.pixmap);
354 bgPixmap.pixmap = None; 466 bgPixmap.pixmap = None;
355 } 467 }
356 468
357 XSetWindowBackground (display->display, TermWin.vt, pix_colors[Color_bg]); 469 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
358 470
359 if (*file != '\0') 471 if (*file != '\0')
360 { 472 {
361 /* XWindowAttributes attr; */ 473 /* XWindowAttributes attr; */
362 474
363 /* 475 /*
364 * we already have the required attributes 476 * we already have the required attributes
365 */ 477 */
366 /* XGetWindowAttributes (display->display, TermWin.vt, &attr); */ 478 /* XGetWindowAttributes (dpy, vt, &attr); */
367 479
480#ifdef HAVE_AFTERIMAGE
481 if (asimman == NULL)
482 asimman = create_generic_imageman(rs[Rs_path]);
483 if ((f = strchr (file, ';')) == NULL)
484 original_asim = get_asimage( asimman, file, 0xFFFFFFFF, 100 );
485 else
486 {
487 size_t len = f - file;
488 f = (char *)malloc (len + 1);
489 strncpy (f, file, len);
490 f[len] = '\0';
491 original_asim = get_asimage( asimman, f, 0xFFFFFFFF, 100 );
492 free( f );
493 }
494 if (original_asim)
495 {
496 bgPixmap.pixmap = asimage2pixmap (asv, display->root, original_asim, NULL, True);
497 xpmAttr.width = original_asim->width ;
498 xpmAttr.height = original_asim->height ;
499 }
500#else /* HAVE_AFTERIMAGE */
368 xpmAttr.closeness = 30000; 501 xpmAttr.closeness = 30000;
369 xpmAttr.colormap = display->cmap; 502 xpmAttr.colormap = cmap;
370 xpmAttr.visual = display->visual; 503 xpmAttr.visual = visual;
371 xpmAttr.depth = display->depth; 504 xpmAttr.depth = depth;
372 xpmAttr.valuemask = (XpmCloseness | XpmColormap | XpmVisual | 505 xpmAttr.valuemask = (XpmCloseness | XpmColormap | XpmVisual
373 XpmDepth | XpmSize | XpmReturnPixels); 506 | XpmDepth | XpmSize | XpmReturnPixels);
374 507
375 /* search environment variables here too */ 508 /* search environment variables here too */
376 f = (char *)rxvt_File_find (file, ".xpm", rs[Rs_path]); 509 f = rxvt_File_search_path (rs[Rs_path], file, ".xpm");
377 if (f == NULL 510 if (f == NULL
378 || XpmReadFileToPixmap (display->display, display->root, f, 511 || XpmReadFileToPixmap (dpy, display->root, f,
379 &bgPixmap.pixmap, NULL, 512 &bgPixmap.pixmap, NULL,
380 &xpmAttr)) 513 &xpmAttr))
381 { 514 {
382 char *p; 515 char *p;
383 516
384 /* semi-colon delimited */ 517 /* semi-colon delimited */
385 if ((p = strchr (file, ';')) == NULL) 518 if ((p = strchr (file, ';')) == NULL)
386 p = strchr (file, '\0'); 519 p = strchr (file, '\0');
387 520
388 rxvt_warn ("couldn't load XPM file \"%.*s\", ignoring.\n", (p - file), file); 521 rxvt_warn ("couldn't load XPM file \"%.*s\", ignoring.\n", (p - file), file);
389 } 522 }
390
391 free (f); 523 free (f);
524#endif /* HAVE_AFTERIMAGE */
392 } 525 }
393 526
394 resize_pixmap (); 527 resize_pixmap ();
395 return bgPixmap.pixmap; 528 return bgPixmap.pixmap;
396} 529}
397 530
398#endif /* XPM_BACKGROUND */ 531#endif /* XPM_BACKGROUND */
532
533#ifdef ENABLE_TRANSPARENCY
534#if TINTING && !defined(HAVE_AFTERIMAGE)
535/* taken from aterm-0.4.2 */
536
537typedef uint32_t RUINT32T;
538
539static void
540ShadeXImage(rxvt_term *term, XImage* srcImage, int shade, int rm, int gm, int bm)
541{
542 int sh_r, sh_g, sh_b;
543 RUINT32T mask_r, mask_g, mask_b;
544 RUINT32T *lookup, *lookup_r, *lookup_g, *lookup_b;
545 unsigned int lower_lim_r, lower_lim_g, lower_lim_b;
546 unsigned int upper_lim_r, upper_lim_g, upper_lim_b;
547 int i;
548
549 Visual *visual = term->visual;
550
551 if( visual->c_class != TrueColor || srcImage->format != ZPixmap ) return ;
552
553 /* for convenience */
554 mask_r = visual->red_mask;
555 mask_g = visual->green_mask;
556 mask_b = visual->blue_mask;
557
558 /* boring lookup table pre-initialization */
559 switch (srcImage->bits_per_pixel) {
560 case 15:
561 if ((mask_r != 0x7c00) ||
562 (mask_g != 0x03e0) ||
563 (mask_b != 0x001f))
564 return;
565 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+32+32));
566 lookup_r = lookup;
567 lookup_g = lookup+32;
568 lookup_b = lookup+32+32;
569 sh_r = 10;
570 sh_g = 5;
571 sh_b = 0;
572 break;
573 case 16:
574 if ((mask_r != 0xf800) ||
575 (mask_g != 0x07e0) ||
576 (mask_b != 0x001f))
577 return;
578 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+64+32));
579 lookup_r = lookup;
580 lookup_g = lookup+32;
581 lookup_b = lookup+32+64;
582 sh_r = 11;
583 sh_g = 5;
584 sh_b = 0;
585 break;
586 case 24:
587 if ((mask_r != 0xff0000) ||
588 (mask_g != 0x00ff00) ||
589 (mask_b != 0x0000ff))
590 return;
591 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));
592 lookup_r = lookup;
593 lookup_g = lookup+256;
594 lookup_b = lookup+256+256;
595 sh_r = 16;
596 sh_g = 8;
597 sh_b = 0;
598 break;
599 case 32:
600 if ((mask_r != 0xff0000) ||
601 (mask_g != 0x00ff00) ||
602 (mask_b != 0x0000ff))
603 return;
604 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));
605 lookup_r = lookup;
606 lookup_g = lookup+256;
607 lookup_b = lookup+256+256;
608 sh_r = 16;
609 sh_g = 8;
610 sh_b = 0;
611 break;
612 default:
613 return; /* we do not support this color depth */
614 }
615
616 /* prepare limits for color transformation (each channel is handled separately) */
617 if (shade < 0) {
618 shade = -shade;
619 if (shade < 0) shade = 0;
620 if (shade > 100) shade = 100;
621
622 lower_lim_r = 65535-rm;
623 lower_lim_g = 65535-gm;
624 lower_lim_b = 65535-bm;
625
626 lower_lim_r = 65535-(unsigned int)(((RUINT32T)lower_lim_r)*((RUINT32T)shade)/100);
627 lower_lim_g = 65535-(unsigned int)(((RUINT32T)lower_lim_g)*((RUINT32T)shade)/100);
628 lower_lim_b = 65535-(unsigned int)(((RUINT32T)lower_lim_b)*((RUINT32T)shade)/100);
629
630 upper_lim_r = upper_lim_g = upper_lim_b = 65535;
631 } else {
632 if (shade < 0) shade = 0;
633 if (shade > 100) shade = 100;
634
635 lower_lim_r = lower_lim_g = lower_lim_b = 0;
636
637 upper_lim_r = (unsigned int)((((RUINT32T)rm)*((RUINT32T)shade))/100);
638 upper_lim_g = (unsigned int)((((RUINT32T)gm)*((RUINT32T)shade))/100);
639 upper_lim_b = (unsigned int)((((RUINT32T)bm)*((RUINT32T)shade))/100);
640 }
641
642 /* switch red and blue bytes if necessary, we need it for some weird XServers like XFree86 3.3.3.1 */
643 if ((srcImage->bits_per_pixel == 24) && (mask_r >= 0xFF0000 ))
644 {
645 unsigned int tmp;
646
647 tmp = lower_lim_r;
648 lower_lim_r = lower_lim_b;
649 lower_lim_b = tmp;
650
651 tmp = upper_lim_r;
652 upper_lim_r = upper_lim_b;
653 upper_lim_b = tmp;
654 }
655
656 /* fill our lookup tables */
657 for (i = 0; i <= mask_r>>sh_r; i++)
658 {
659 RUINT32T tmp;
660 tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_r-lower_lim_r));
661 tmp += ((RUINT32T)(mask_r>>sh_r))*((RUINT32T)lower_lim_r);
662 lookup_r[i] = (tmp/65535)<<sh_r;
663 }
664 for (i = 0; i <= mask_g>>sh_g; i++)
665 {
666 RUINT32T tmp;
667 tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_g-lower_lim_g));
668 tmp += ((RUINT32T)(mask_g>>sh_g))*((RUINT32T)lower_lim_g);
669 lookup_g[i] = (tmp/65535)<<sh_g;
670 }
671 for (i = 0; i <= mask_b>>sh_b; i++)
672 {
673 RUINT32T tmp;
674 tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_b-lower_lim_b));
675 tmp += ((RUINT32T)(mask_b>>sh_b))*((RUINT32T)lower_lim_b);
676 lookup_b[i] = (tmp/65535)<<sh_b;
677 }
678
679 /* apply table to input image (replacing colors by newly calculated ones) */
680 switch (srcImage->bits_per_pixel)
681 {
682 case 15:
683 {
684 unsigned short *p1, *pf, *p, *pl;
685 p1 = (unsigned short *) srcImage->data;
686 pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
687 while (p1 < pf)
688 {
689 p = p1;
690 pl = p1 + srcImage->width;
691 for (; p < pl; p++)
692 {
693 *p = lookup_r[(*p & 0x7c00)>>10] |
694 lookup_g[(*p & 0x03e0)>> 5] |
695 lookup_b[(*p & 0x001f)];
696 }
697 p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
698 }
699 break;
700 }
701 case 16:
702 {
703 unsigned short *p1, *pf, *p, *pl;
704 p1 = (unsigned short *) srcImage->data;
705 pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
706 while (p1 < pf)
707 {
708 p = p1;
709 pl = p1 + srcImage->width;
710 for (; p < pl; p++)
711 {
712 *p = lookup_r[(*p & 0xf800)>>11] |
713 lookup_g[(*p & 0x07e0)>> 5] |
714 lookup_b[(*p & 0x001f)];
715 }
716 p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
717 }
718 break;
719 }
720 case 24:
721 {
722 unsigned char *p1, *pf, *p, *pl;
723 p1 = (unsigned char *) srcImage->data;
724 pf = (unsigned char *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
725 while (p1 < pf)
726 {
727 p = p1;
728 pl = p1 + srcImage->width * 3;
729 for (; p < pl; p += 3)
730 {
731 p[0] = lookup_r[(p[0] & 0xff0000)>>16];
732 p[1] = lookup_r[(p[1] & 0x00ff00)>> 8];
733 p[2] = lookup_r[(p[2] & 0x0000ff)];
734 }
735 p1 = (unsigned char *) ((char *) p1 + srcImage->bytes_per_line);
736 }
737 break;
738 }
739 case 32:
740 {
741 RUINT32T *p1, *pf, *p, *pl;
742 p1 = (RUINT32T *) srcImage->data;
743 pf = (RUINT32T *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
744
745 while (p1 < pf)
746 {
747 p = p1;
748 pl = p1 + srcImage->width;
749 for (; p < pl; p++)
750 {
751 *p = lookup_r[(*p & 0xff0000)>>16] |
752 lookup_g[(*p & 0x00ff00)>> 8] |
753 lookup_b[(*p & 0x0000ff)] |
754 (*p & ~0xffffff);
755 }
756 p1 = (RUINT32T *) ((char *) p1 + srcImage->bytes_per_line);
757 }
758 break;
759 }
760 }
761
762 free (lookup);
763}
764#endif
765
766/*
767 * Check our parents are still who we think they are.
768 * Do transparency updates if required
769 */
770int
771rxvt_term::check_our_parents ()
772{
773 check_our_parents_ev.stop ();
774 check_our_parents_ev.start (NOW + .1);
775 return 0;
776}
777
778void
779rxvt_term::check_our_parents_cb (time_watcher &w)
780{
781 int i, pchanged, aformat, have_pixmap, rootdepth;
782 unsigned long nitems, bytes_after;
783 Atom atype;
784 unsigned char *prop = NULL;
785 Window root, oldp, *list;
786 Pixmap rootpixmap = None;
787 XWindowAttributes wattr, wrootattr;
788 int sx, sy;
789 Window cr;
790
791 pchanged = 0;
792
793 if (!option (Opt_transparent))
794 return /*pchanged*/; /* Don't try any more */
795
796 XGetWindowAttributes (dpy, display->root, &wrootattr);
797 rootdepth = wrootattr.depth;
798
799 XGetWindowAttributes (dpy, parent[0], &wattr);
800
801 if (rootdepth != wattr.depth)
802 {
803 if (am_transparent)
804 {
805 pchanged = 1;
806 XSetWindowBackground (dpy, vt, pix_colors_focused[Color_bg]);
807 am_transparent = am_pixmap_trans = 0;
808 }
809
810 return /*pchanged*/; /* Don't try any more */
811 }
812
813 /* Get all X ops out of the queue so that our information is up-to-date. */
814 XSync (dpy, False);
815
816 XTranslateCoordinates (dpy, parent[0], display->root,
817 0, 0, &sx, &sy, &cr);
818
819 /* check if we are outside of the visible part of the virtual screen : */
820 if( sx + (int)szHint.width <= 0 || sy + (int)szHint.height <= 0
821 || sx >= wrootattr.width || sy >= wrootattr.height )
822 return /* 0 */ ;
823 /*
824 * Make the frame window set by the window manager have
825 * the root background. Some window managers put multiple nested frame
826 * windows for each client, so we have to take care about that.
827 */
828 i = (xa[XA_XROOTPMAP_ID]
829 && XGetWindowProperty (dpy, display->root, xa[XA_XROOTPMAP_ID],
830 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
831 &nitems, &bytes_after, &prop) == Success);
832
833 if (!i || prop == NULL)
834 i = (xa[XA_ESETROOT_PMAP_ID]
835 && XGetWindowProperty (dpy, display->root, xa[XA_ESETROOT_PMAP_ID],
836 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
837 &nitems, &bytes_after, &prop) == Success);
838
839 if (!i || prop == NULL
840#if TINTING
841 || (!ISSET_PIXCOLOR (Color_tint) && rs[Rs_shade] == NULL
842#ifdef HAVE_AFTERIMAGE
843 && original_asim == NULL && rs[Rs_blurradius] == NULL
844#endif
845 )
846#endif
847 )
848 have_pixmap = 0;
849 else
850 {
851 have_pixmap = 1;
852 rootpixmap = *(Pixmap *)prop;
853 XFree (prop);
854 }
855
856 if (have_pixmap)
857 {
858 Bool success = False;
859 GC gc = NULL;
860 XGCValues gcvalue;
861 unsigned int pmap_w = 0, pmap_h = 0;
862
863#ifdef HAVE_AFTERIMAGE
864 {
865 Pixmap tmp_pmap = None;
866 ShadingInfo shade;
867 ARGB32 tint;
868
869 if (get_dpy_drawable_size (dpy, rootpixmap, &pmap_w, &pmap_h))
870 {
871 int root_x = 0, root_y = 0;
872
873 shade.shading = rs[Rs_shade] ? atoi (rs[Rs_shade]) : 100;
874 if (ISSET_PIXCOLOR (Color_tint))
875 {
876 rgba c;
877 pix_colors_focused [Color_tint].get (c);
878 shade.tintColor.red = c.r;
879 shade.tintColor.green = c.g;
880 shade.tintColor.blue = c.b;
881 }
882 else
883 shade.tintColor.red = shade.tintColor.green = shade.tintColor.blue = 0xFFFF;
884 tint = shading2tint32 (&shade);
885 gc = XCreateGC (dpy, vt, 0UL, &gcvalue);
886 if (get_dpy_window_position (dpy, display->root, parent[0], NULL, NULL, &root_x, &root_y))
887 {
888 ASImageLayer *layers = create_image_layers (2);
889 ASImage *merged_im = NULL;
890 int back_x, back_y, back_w, back_h;
891 /* merge_layers does good job at tiling background appropriately,
892 so all we need is to cut out smallest possible piece : */
893#define MAKE_ROOTPMAP_GEOM(xy,wh,widthheight) \
894 do{ while( root_##xy < 0 ) root_##xy += (int)wrootattr.widthheight; \
895 back_##xy = root_##xy % pmap_##wh; /* that gives us left side of the closest tile : */ \
896 if( pmap_##wh >= back_##xy + szHint.widthheight ) \
897 back_##wh = szHint.widthheight;/* background is large - limit it by our size */ \
898 else \
899 { /* small background - need the whole of it for successfull tiling :*/ \
900 back_##xy = 0; \
901 back_##wh = pmap_##wh; \
902 }}while(0)
903
904 MAKE_ROOTPMAP_GEOM(x,w,width);
905 MAKE_ROOTPMAP_GEOM(y,h,height);
906
907 layers[0].im = pixmap2asimage (asv, rootpixmap, back_x, back_y, back_w, back_h, AllPlanes, ASA_ASImage, 100);
908 layers[0].clip_x = (back_w == pmap_w)?root_x:0;
909 layers[0].clip_y = (back_h == pmap_h)?root_y:0;
910 layers[0].clip_width = szHint.width;
911 layers[0].clip_height = szHint.height;
912 layers[0].tint = tint;
913 if (rs[Rs_blurradius] && layers[0].im)
914 {
915 double r = atof(rs[Rs_blurradius]);
916 ASImage* tmp = blur_asimage_gauss (asv, layers[0].im, r, r, 0xFFFFFFFF, ASA_ASImage, 100, ASIMAGE_QUALITY_DEFAULT);
917 if (tmp)
918 {
919 destroy_asimage (&layers[0].im);
920 layers[0].im = tmp;
921 }
922 }
923 if (original_asim != NULL)
924 {
925 int fore_w, fore_h;
926 layers[1].im = original_asim;
927 if (bgPixmap.auto_resize)
928 {
929 fore_w = szHint.width;
930 fore_h = szHint.height;
931 }
932 else
933 {
934 fore_w = bgPixmap.w;
935 fore_h = bgPixmap.h;
936 }
937 if (fore_w != original_asim->width
938 || fore_h != original_asim->height)
939 {
940 layers[1].im = scale_asimage (asv,
941 original_asim,
942 fore_w, fore_h,
943 ASA_ASImage, 100,
944 ASIMAGE_QUALITY_DEFAULT);
945 }
946
947 layers[1].clip_width = szHint.width;
948 layers[1].clip_height = szHint.height;
949
950 if (rs[Rs_blendtype])
951 {
952 layers[1].merge_scanlines = blend_scanlines_name2func (rs[Rs_blendtype]);
953 if (layers[1].merge_scanlines == NULL)
954 layers[1].merge_scanlines = alphablend_scanlines;
955 }
956 }
957 merged_im = merge_layers (asv, layers, layers[1].im?2:1,
958 szHint.width, szHint.height,
959 ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
960 if (layers[1].im != original_asim)
961 destroy_asimage (&(layers[1].im));
962 destroy_asimage (&(layers[0].im));
963 if (merged_im != NULL)
964 {
965 tmp_pmap = asimage2pixmap (asv, DefaultRootWindow(dpy), merged_im, gc, True);
966 destroy_asimage (&merged_im);
967 }
968 free (layers);
969 }
970 }
971 if (tmp_pmap != None)
972 {
973 success = True;
974 if (pixmap != None)
975 XFreePixmap (dpy, pixmap);
976 pixmap = tmp_pmap;
977 }
978 }
979#else /* HAVE_AFTERIMAGE */
980 {
981 /*
982 * Copy display->root pixmap transparency
983 */
984 Window wjunk;
985 int junk;
986 unsigned int ujunk;
987 /* root pixmap may be bad - allow a error */
988 allowedxerror = -1;
989 if (XGetGeometry (dpy, rootpixmap, &wjunk, &junk, &junk, &pmap_w, &pmap_h, &ujunk, &ujunk))
990 {
991 XImage *image = NULL;
992 int shade = 100;
993 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
994 Bool whole_tint = False;
995
996 while (sx < 0) sx += (int)wrootattr.width;
997 while (sy < 0) sy += (int)wrootattr.height;
998
999 if (pixmap != None)
1000 XFreePixmap (dpy, pixmap);
1001 pixmap = XCreatePixmap (dpy, vt, szHint.width, szHint.height, rootdepth);
1002
1003#if TINTING
1004 if (rs[Rs_shade])
1005 shade = atoi (rs[Rs_shade]);
1006 if (ISSET_PIXCOLOR (Color_tint))
1007 pix_colors_focused [Color_tint].get (c);
1008#define IS_COMPONENT_WHOLESOME(c) ((c) <=0x000700 || (c)>=0x00f700)
1009 if (shade >= 100)
1010 whole_tint = (IS_COMPONENT_WHOLESOME(c.r)
1011 && IS_COMPONENT_WHOLESOME(c.g)
1012 && IS_COMPONENT_WHOLESOME(c.b));
1013#undef IS_COMPONENT_WHOLESOME
1014
1015 /* If No tinting to be done - simply tile root pixmap on our pixmap -
1016 * no need in XImage at all, thus following if() only for case with tinting */
1017 if (whole_tint || pmap_w < sx + szHint.width || pmap_h < sy + szHint.height)
1018#endif /* TINTING */
1019 {
1020 gcvalue.tile = rootpixmap;
1021 gcvalue.fill_style = FillTiled;
1022 gcvalue.ts_x_origin = -sx;
1023 gcvalue.ts_y_origin = -sy;
1024 gc = XCreateGC (dpy, rootpixmap, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcvalue);
1025 XFillRectangle (dpy, pixmap, gc, 0, 0, szHint.width, szHint.height);
1026#if TINTING
1027 if (whole_tint)
1028 {
1029 /* In this case we can tint image server-side getting significant
1030 * performance improvements, as we eliminate XImage transfer
1031 */
1032 gcvalue.foreground = Pixel (pix_colors_focused [Color_tint]);
1033 gcvalue.function = GXand;
1034 gcvalue.fill_style = FillSolid;
1035 XChangeGC (dpy, gc, GCFillStyle | GCForeground | GCFunction, &gcvalue);
1036 XFillRectangle (dpy, pixmap, gc, 0, 0, szHint.width, szHint.height);
1037 success = True;
1038 }
1039 else
1040 image = XGetImage (dpy, pixmap, 0, 0, szHint.width, szHint.height, AllPlanes, ZPixmap);
1041#else
1042 success = True;
1043#endif /* TINTING */
1044 }
1045#if TINTING
1046 if (!success && image == NULL)
1047 image = XGetImage (dpy, rootpixmap, sx, sy, szHint.width, szHint.height, AllPlanes, ZPixmap);
1048 if (image != NULL)
1049 {
1050 if (gc == NULL)
1051 gc = XCreateGC (dpy, vt, 0UL, &gcvalue);
1052 if (ISSET_PIXCOLOR (Color_tint) || shade != 100)
1053 ShadeXImage (this, image, shade, c.r, c.g, c.b);
1054 XPutImage (dpy, pixmap, gc, image, 0, 0, 0, 0, image->width, image->height);
1055 XDestroyImage (image);
1056 success = True;
1057 }
1058#endif
1059 }
1060 allowedxerror = 0;
1061 }
1062#endif /* HAVE_AFTERIMAGE */
1063 if (gc != NULL)
1064 XFreeGC (dpy, gc);
1065
1066 if (!success)
1067 {
1068 if (am_transparent && am_pixmap_trans)
1069 {
1070 pchanged = 1;
1071 if (pixmap != None)
1072 {
1073 XFreePixmap (dpy, pixmap);
1074 pixmap = None;
1075 }
1076 }
1077
1078 am_pixmap_trans = 0;
1079 }
1080 else
1081 {
1082 XSetWindowBackgroundPixmap (dpy, parent[0], pixmap);
1083 XClearWindow (dpy, parent[0]);
1084
1085 if (!am_transparent || !am_pixmap_trans)
1086 pchanged = 1;
1087
1088 am_transparent = am_pixmap_trans = 1;
1089 }
1090 }
1091
1092 if (am_pixmap_trans)
1093 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
1094 else
1095 {
1096 unsigned int n;
1097 /*
1098 * InheritPixmap transparency
1099 */
1100 for (i = 1; i < (int) (sizeof (parent) / sizeof (Window)); i++)
1101 {
1102 oldp = parent[i];
1103 XQueryTree (dpy, parent[i - 1], &root, &parent[i], &list, &n);
1104 XFree (list);
1105
1106 if (parent[i] == display->root)
1107 {
1108 if (oldp != None)
1109 pchanged = 1;
1110
1111 break;
1112 }
1113
1114 if (oldp != parent[i])
1115 pchanged = 1;
1116 }
1117
1118 n = 0;
1119
1120 if (pchanged)
1121 for (; n < (unsigned int)i; n++)
1122 {
1123 XGetWindowAttributes (dpy, parent[n], &wattr);
1124
1125 if (wattr.depth != rootdepth || wattr.c_class == InputOnly)
1126 {
1127 n = (int) (sizeof (parent) / sizeof (Window)) + 1;
1128 break;
1129 }
1130 }
1131
1132 if (n > (sizeof (parent) / sizeof (parent[0])))
1133 {
1134 XSetWindowBackground (dpy, parent[0], pix_colors_focused[Color_border]);
1135 XSetWindowBackground (dpy, vt, pix_colors_focused[Color_bg]);
1136 am_transparent = 0;
1137 /* XXX: also turn off Opt_transparent? */
1138 }
1139 else
1140 {
1141 for (n = 0; n < (unsigned int)i; n++)
1142 {
1143 XSetWindowBackgroundPixmap (dpy, parent[n], ParentRelative);
1144 XClearWindow (dpy, parent[n]);
1145 }
1146
1147 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
1148 am_transparent = 1;
1149 }
1150
1151 for (; i < (int) (sizeof (parent) / sizeof (Window)); i++)
1152 parent[i] = None;
1153 }
1154
1155 if (scrollBar.win)
1156 {
1157 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
1158 scrollBar.setIdle ();
1159 scrollbar_show (0);
1160 }
1161
1162 if (am_transparent)
1163 {
1164 want_refresh = want_full_refresh = 1;
1165 if (am_pixmap_trans)
1166 flush ();
1167 }
1168
1169// return pchanged;
1170}
1171#endif

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