12 #include <xcb/damage.h>
13 #include <xcb/render.h>
14 #include <xcb/xfixes.h>
15 #include <xcb/composite.h>
20 xcb_intern_atom_cookie_t ck;
23 #define setup_extension(name) \
24 xcb_##name##_query_version_cookie_t ck_##name;
26 #define find_extension_xfixes(dpy) &dpy->xfixes;
27 #define find_extension_render(dpy) &dpy->render;
28 #define find_extension_composite(dpy) &dpy->composite;
29 #define find_extension_damage(dpy) &dpy->damage;
30 #define find_extension_shape(dpy) &dpy->shape;
32 #define version_extension_xfixes \
33 XCB_XFIXES_MAJOR_VERSION, XCB_XFIXES_MAJOR_VERSION
34 #define version_extension_render \
35 XCB_RENDER_MAJOR_VERSION, XCB_RENDER_MAJOR_VERSION
36 #define version_extension_composite \
37 XCB_COMPOSITE_MAJOR_VERSION, XCB_COMPOSITE_MAJOR_VERSION
38 #define version_extension_damage \
39 XCB_DAMAGE_MAJOR_VERSION, XCB_DAMAGE_MAJOR_VERSION
41 #define query_extension(dpy, name) \
43 const xcb_query_extension_reply_t *rep; \
44 d_display_ext_t *ext; \
46 xcb_prefetch_extension_data(dpy->conn, &xcb_##name##_id); \
47 rep = xcb_get_extension_data(dpy->conn, &xcb_##name##_id); \
49 ext = find_extension_##name(dpy) \
50 ext->present = rep && rep->present; \
51 ext->error = rep ? rep->first_error : 0; \
52 ext->event = rep ? rep->first_event : 0; \
53 ext->opcode = rep ? rep->major_opcode : 0; \
56 #define query_extension_version(dpy, name) \
58 d_display_ext_t *ext; \
60 ext = find_extension_##name(dpy) \
63 ck_##name = xcb_##name##_query_version(dpy->conn, \
64 version_extension_##name); \
67 #define query_extension_version_no_client_version(dpy, name) \
69 d_display_ext_t *ext; \
71 ext = find_extension_##name(dpy) \
74 ck_##name = xcb_##name##_query_version(dpy->conn); \
77 #define reply_extension(dpy, name) \
79 xcb_##name##_query_version_reply_t *rep; \
80 d_display_ext_t *ext; \
82 ext = find_extension_##name(dpy) \
84 rep = xcb_##name##_query_version_reply(dpy->conn, ck_##name, NULL); \
86 ext->major_version = rep->major_version; \
87 ext->minor_version = rep->minor_version; \
91 printf("error querying the %s extension's version\n", "##name##");\
92 ext->present = FALSE; \
98 query_atom(d_display_t *dpy, d_atom_query_t *q)
100 q->ck = xcb_intern_atom(dpy->conn, FALSE, strlen(q->name), q->name);
104 reply_atom(d_display_t *dpy, d_atom_query_t *q)
106 xcb_intern_atom_reply_t *rep;
107 rep = xcb_intern_atom_reply(dpy->conn, q->ck, NULL);
109 *q->atom = rep->atom;
113 printf("unable to query atom %s\n", q->name);
119 query_statics(d_display_t *dpy)
121 d_atom_query_t atoms[] = {
122 { .atom = &dpy->a.utf8_string,
123 .name = "UTF8_STRING" },
124 { .atom = &dpy->a.esetroot_pmap_id,
125 .name = "ESETROOT_PMAP_ID" },
126 { .atom = &dpy->a.xrootpmap_id,
127 .name = "_XROOTPMAP_ID" },
128 { .atom = &dpy->a.xsetroot_id,
129 .name = "_XSETROOT_ID" },
130 { .atom = &dpy->a.net_wm_window_type,
131 .name = "_NET_WM_WINDOW_TYPE" },
132 { .atom = &dpy->a.net_wm_window_type_desktop,
133 .name = "_NET_WM_WINDOW_TYPE_DESKTOP" },
134 { .atom = &dpy->a.net_wm_window_type_dock,
135 .name = "_NET_WM_WINDOW_TYPE_DOCK" },
136 { .atom = &dpy->a.net_wm_window_type_normal,
137 .name = "_NET_WM_WINDOW_TYPE_NORMAL" },
138 { .atom = &dpy->a.net_wm_window_type_dialog,
139 .name = "_NET_WM_WINDOW_TYPE_DIALOG" },
140 { .atom = &dpy->a.net_wm_window_type_toolbar,
141 .name = "_NET_WM_WINDOW_TYPE_TOOLBAR" },
142 { .atom = &dpy->a.net_wm_window_type_menu,
143 .name = "_NET_WM_WINDOW_TYPE_MENU" },
144 { .atom = &dpy->a.net_wm_window_type_utility,
145 .name = "_NET_WM_WINDOW_TYPE_UTILITY" },
146 { .atom = &dpy->a.net_wm_window_type_splash,
147 .name = "_NET_WM_WINDOW_TYPE_SPLAH" },
148 { .atom = &dpy->a.net_wm_window_type_tooltip,
149 .name = "_NET_WM_WINDOW_TYPE_TOOLTIP" },
150 { .atom = &dpy->a.net_wm_window_type_combo,
151 .name = "_NET_WM_WINDOW_TYPE_COMBO" },
152 { .atom = &dpy->a.net_wm_window_type_dropdown_menu,
153 .name = "_NET_WM_WINDOW_TYPE_DROPDOWN_MENU" },
154 { .atom = &dpy->a.net_wm_window_type_popup_menu,
155 .name = "_NET_WM_WINDOW_TYPE_POPUP_MENU" },
156 { .atom = &dpy->a.net_wm_window_type_notification,
157 .name = "_NET_WM_WINDOW_TYPE_NOTIFICATION" },
161 setup_extension(xfixes);
162 setup_extension(render);
163 setup_extension(composite);
164 setup_extension(damage);
165 setup_extension(shape);
167 query_extension(dpy, xfixes);
168 query_extension(dpy, render);
169 query_extension(dpy, composite);
170 query_extension(dpy, damage);
171 query_extension(dpy, shape);
173 query_extension_version(dpy, xfixes);
174 query_extension_version(dpy, render);
175 query_extension_version(dpy, composite);
176 query_extension_version(dpy, damage);
177 query_extension_version_no_client_version(dpy, shape);
179 for (i = 0; atoms[i].atom != NULL; ++i)
180 query_atom(dpy, &atoms[i]);
182 xcb_flush(dpy->conn);
184 reply_extension(dpy, xfixes);
185 reply_extension(dpy, render);
186 reply_extension(dpy, composite);
187 reply_extension(dpy, damage);
188 reply_extension(dpy, shape);
190 for (i = 0; atoms[i].atom != NULL; ++i)
191 reply_atom(dpy, &atoms[i]);
193 /* hard-coded ones, you can't request these */
201 display_open(const char *name)
203 d_display_t *dpy = NULL;
204 xcb_connection_t *conn;
206 conn = xcb_connect(name, NULL);
207 if (conn && !xcb_connection_has_error(conn)) {
208 dpy = malloc(sizeof(d_display_t));
211 dpy->fd = xcb_get_file_descriptor(conn);
212 dpy->screens = list_new();
220 display_ref(d_display_t *dpy)
226 display_unref(d_display_t *dpy)
228 if (dpy && --dpy->ref == 0) {
231 for (it = list_top(dpy->screens); it; it = it->next)
232 screen_unref(it->data);
233 list_unref(dpy->screens);
235 xcb_disconnect(dpy->conn);
241 display_error(d_display_t *dpy, xcb_generic_error_t *ev)
243 const int major_opcode = ((xcb_request_error_t*)ev)->major_opcode;
244 const int minor_opcode = ((xcb_request_error_t*)ev)->minor_opcode;
245 const char *name, *req;
247 /* XXX check if we should ignore it (ev->full_sequence) */
252 switch (ev->error_code) {
253 case XCB_REQUEST: name = "BadRequest"; break;
254 case XCB_VALUE: name = "BadValue"; break;
255 case XCB_WINDOW: name = "BadWindow"; break;
256 case XCB_PIXMAP: name = "BadPixmap"; break;
257 case XCB_MATCH: name = "BadMatch"; break;
258 case XCB_DRAWABLE: name = "BadDrawable"; break;
259 case XCB_G_CONTEXT: name = "BadGC"; break;
263 switch (ev->error_code - dpy->xfixes.error) {
264 case XCB_XFIXES_BAD_REGION: name = "BadRegion"; break;
268 switch (ev->error_code - dpy->damage.error) {
269 case XCB_DAMAGE_BAD_DAMAGE: name = "BadDamage"; break;
273 switch (ev->error_code - dpy->render.error) {
274 case XCB_RENDER_PICT_FORMAT: name = "BadPictFormat"; break;
275 case XCB_RENDER_PICT_OP: name = "BadPictOp"; break;
276 case XCB_RENDER_PICTURE: name = "BadPicture"; break;
277 case XCB_RENDER_GLYPH_SET: name = "BadGlyphSet"; break;
278 case XCB_RENDER_GLYPH: name = "BadGlyph"; break;
283 if (major_opcode <= 127)
284 switch (major_opcode) {
285 case 1: req = "CreateWindow"; break;
286 case 2: req = "ChangeWindowAttributes"; break;
287 case 3: req = "GetWindowAttributes"; break;
288 case 14: req = "GetGeometry"; break;
289 case 15: req = "QueryTree"; break;
290 case 18: req = "ChangeProperty"; break;
291 case 20: req = "GetProperty"; break;
292 case 22: req = "SetSelectionOwner"; break;
293 case 23: req = "GetSelectionOwner"; break;
294 case 53: req = "CreatePixmap"; break;
295 case 54: req = "FreePixmap"; break;
296 case 55: req = "CreateGC"; break;
297 case 56: req = "ChangeGC"; break;
298 case 60: req = "FreeGC"; break;
299 case 72: req = "PutImage"; break;
302 else if (major_opcode == dpy->damage.opcode)
303 switch (minor_opcode)
305 case 0: req = "DamageQueryVersion"; break;
306 case 1: req = "DamageCreate"; break;
307 case 2: req = "DamageDestroy"; break;
308 case 3: req = "DamageSubtract"; break;
311 else if (major_opcode == dpy->render.opcode)
312 switch (minor_opcode)
314 case 0: req = "RenderQueryVersion"; break;
315 case 1: req = "RenderQueryPictFormats"; break;
316 case 2: req = "RenderQueryPictIndexValues"; break;
317 case 4: req = "RenderCreatePicture"; break;
318 case 5: req = "RenderChangePicture"; break;
319 case 6: req = "RenderSetPictureClipRectangles"; break;
320 case 7: req = "RenderFreePicture"; break;
321 case 8: req = "RenderComposite"; break;
322 case 10: req = "RenderCompositeTrapezoids"; break;
323 case 11: req = "RenderCompositeTriangles"; break;
324 case 12: req = "RenderCompositeTriStrip"; break;
325 case 13: req = "RenderCompositeTriFan"; break;
326 case 17: req = "RenderCreateGlyphSet"; break;
327 case 18: req = "RenderReferenceGlyphSet"; break;
328 case 19: req = "RenderFreeGlyphSet"; break;
329 case 20: req = "RenderAddGlyphs"; break;
330 case 22: req = "RenderFreeGlyphs"; break;
331 case 23: req = "RenderCompositeGlyphs8"; break;
332 case 24: req = "RenderCompositeGlyphs16"; break;
333 case 25: req = "RenderCompositeGlyphs32"; break;
334 case 26: req = "RenderFillRectangles"; break;
335 case 27: req = "RenderCreateCursor"; break;
336 case 28: req = "RenderSetPictureTransform"; break;
337 case 29: req = "RenderQueryFilters"; break;
338 case 30: req = "RenderSetPictureFilter"; break;
339 case 31: req = "RenderCreateAnimCursor"; break;
340 case 32: req = "RenderAddTraps"; break;
341 case 33: req = "RenderCreateSolidFill"; break;
342 case 34: req = "RenderLinearGradient"; break;
343 case 35: req = "RenderRadialGradient"; break;
344 case 36: req = "RenderConicalGradient"; break;
347 else if (major_opcode == dpy->composite.opcode)
348 switch (minor_opcode)
350 case 0: req = "CompositeQueryVersion"; break;
351 case 1: req = "CompositeRedirectWindow"; break;
352 case 2: req = "CompositeRedirectSubwindows"; break;
353 case 3: req = "CompositeUnredirectWindow"; break;
354 case 4: req = "CompositeUnredirectSubwindows"; break;
355 case 5: req = "CompositeCreateRegionFromBorderClip"; break;
356 case 6: req = "CompositeNameWindowPixmap"; break;
357 case 7: req = "CompositeGetOverlayWindow"; break;
358 case 8: req = "CompositeReleaseOverlayWindow"; break;
361 else if (major_opcode == dpy->shape.opcode)
362 switch (minor_opcode)
364 case 0: req = "ShapeQueryVersion"; break;
365 case 1: req = "ShapeRectangles"; break;
366 case 2: req = "ShapeMask"; break;
367 case 3: req = "ShapeCombine"; break;
368 case 4: req = "ShapeOffset"; break;
369 case 5: req = "ShapeQueryExtents"; break;
370 case 6: req = "ShapeSelectInput"; break;
371 case 7: req = "ShapeInputSelected"; break;
372 case 8: req = "ShapeGetRectangles"; break;
377 printf("XError: %s %s\n",
380 printf("XError: %s major opcode %d minor opcode %d\n",
381 name, major_opcode, minor_opcode);
383 printf("XError: code %d major opcode %d minor opcode %d\n",
384 ev->error_code, major_opcode, minor_opcode);
390 display_claim_screens(d_display_t *dpy)
392 static const xcb_setup_t *setup;
393 xcb_screen_iterator_t it;
397 setup = xcb_get_setup(dpy->conn);
400 for (it = xcb_setup_roots_iterator(setup); it.rem; xcb_screen_next(&it)) {
401 sc = screen_new(dpy, i++, it.data);
402 if (screen_register(sc)) {
403 list_append(dpy->screens, sc);
404 printf(_("managing screen %d\n"), sc->num);
409 return list_length(dpy->screens);
413 display_screen_from_root(d_display_t *dpy, xcb_window_t root)
417 for (it = list_top(dpy->screens); it; it = it->next) {
418 d_screen_t *sc = it->data;
419 if (sc->super.root == root)