6 #include <xcb/xcb_event.h>
7 #include <xcb/xcb_icccm.h>
17 void center(xcb_rectangle_t a, xcb_rectangle_t *b)
19 if (b->width < a.width)
20 b->x = a.x + (a.width - b->width) / 2;
21 if (b->height < a.height)
22 b->y = a.y + (a.height - b->height) / 2;
25 bool contains(xcb_rectangle_t a, xcb_rectangle_t b)
27 return (a.x <= b.x && (a.x + a.width) >= (b.x + b.width)
28 && a.y <= b.y && (a.y + a.height) >= (b.y + b.height));
31 bool might_cover(desktop_t *d, node_t *n)
33 for (node_t *f = first_extrema(d->root); f != NULL; f = next_leaf(f, d->root))
34 if (f != n && is_floating(f->client) && contains(n->client->floating_rectangle, f->client->floating_rectangle))
39 bool is_inside(monitor_t *m, xcb_point_t pt)
41 xcb_rectangle_t r = m->rectangle;
42 return (r.x <= pt.x && pt.x < (r.x + r.width)
43 && r.y <= pt.y && pt.y < (r.y + r.height));
46 xcb_rectangle_t get_rectangle(client_t *c)
49 return c->tiled_rectangle;
51 return c->floating_rectangle;
54 void get_side_handle(client_t *c, direction_t dir, xcb_point_t *pt)
56 xcb_rectangle_t rect = get_rectangle(c);
59 pt->x = rect.x + rect.width;
60 pt->y = rect.y + (rect.height / 2);
63 pt->x = rect.x + (rect.width / 2);
64 pt->y = rect.y + rect.height;
68 pt->y = rect.y + (rect.height / 2);
71 pt->x = rect.x + (rect.width / 2);
77 monitor_t *monitor_from_point(xcb_point_t pt)
79 for (monitor_t *m = mon_head; m != NULL; m = m->next)
85 monitor_t *underlying_monitor(client_t *c)
87 xcb_point_t pt = (xcb_point_t) {c->floating_rectangle.x, c->floating_rectangle.y};
88 return monitor_from_point(pt);
91 void manage_window(monitor_t *m, desktop_t *d, xcb_window_t win)
94 xcb_get_window_attributes_reply_t *wa = xcb_get_window_attributes_reply(dpy, xcb_get_window_attributes(dpy, win), NULL);
95 uint8_t override_redirect = 0;
98 override_redirect = wa->override_redirect;
102 if (override_redirect || locate_window(win, &loc))
105 bool floating = false, follow = false, transient = false, fullscreen = false, takes_focus = true, manage = true;
107 handle_rules(win, &m, &d, &floating, &follow, &transient, &fullscreen, &takes_focus, &manage);
115 client_t *c = make_client(win);
116 update_floating_rectangle(c);
118 xcb_icccm_get_wm_class_reply_t reply;
119 if (xcb_icccm_get_wm_class_reply(dpy, xcb_icccm_get_wm_class(dpy, win), &reply, NULL) == 1) {
120 strncpy(c->class_name, reply.class_name, sizeof(c->class_name));
121 xcb_icccm_get_wm_class_reply_wipe(&reply);
127 node_t *n = make_node();
130 insert_node(m, d, n, d->focus);
132 disable_shadow(c->window);
135 set_floating(d, n, true);
137 if (d->focus != NULL && d->focus->client->fullscreen)
138 set_fullscreen(d, d->focus, false);
141 set_fullscreen(d, n, true);
144 window_lower(c->window);
146 c->transient = transient;
148 bool give_focus = takes_focus && (d == mon->desk || follow);
152 else if (takes_focus)
155 xcb_rectangle_t *frect = &n->client->floating_rectangle;
156 if (frect->x == 0 && frect->y == 0)
157 center(m->rectangle, frect);
159 fit_monitor(m, n->client);
163 if (d == m->desk && visible)
164 window_show(c->window);
166 /* the same function is already called in `focus_node` but has no effects on unmapped windows */
168 xcb_set_input_focus(dpy, XCB_INPUT_FOCUS_POINTER_ROOT, win, XCB_CURRENT_TIME);
170 uint32_t values[] = {(focus_follows_pointer ? CLIENT_EVENT_MASK_FFP : CLIENT_EVENT_MASK)};
171 xcb_change_window_attributes(dpy, c->window, XCB_CW_EVENT_MASK, values);
174 ewmh_set_wm_desktop(n, d);
175 ewmh_update_client_list();
178 void adopt_orphans(void)
180 xcb_query_tree_reply_t *qtr = xcb_query_tree_reply(dpy, xcb_query_tree(dpy, root), NULL);
184 PUTS("adopt orphans");
186 int len = xcb_query_tree_children_length(qtr);
187 xcb_window_t *wins = xcb_query_tree_children(qtr);
188 for (int i = 0; i < len; i++) {
190 xcb_window_t win = wins[i];
192 if (xcb_ewmh_get_wm_desktop_reply(ewmh, xcb_ewmh_get_wm_desktop(ewmh, win), &idx, NULL) == 1) {
194 if (ewmh_locate_desktop(idx, &loc))
195 manage_window(loc.monitor, loc.desktop, win);
197 manage_window(mon, mon->desk, win);
203 void window_draw_border(node_t *n, bool focused_window, bool focused_monitor)
205 if (n == NULL || border_width < 1 || n->client->border_width < 1)
208 xcb_window_t win = n->client->window;
209 uint32_t border_color_pxl = get_border_color(n->client, focused_window, focused_monitor);
211 if (n->split_mode == MODE_AUTOMATIC) {
212 xcb_change_window_attributes(dpy, win, XCB_CW_BORDER_PIXEL, &border_color_pxl);
214 xcb_rectangle_t actual_rectangle = get_rectangle(n->client);
216 uint16_t width = actual_rectangle.width;
217 uint16_t height = actual_rectangle.height;
219 uint16_t full_width = width + 2 * border_width;
220 uint16_t full_height = height + 2 * border_width;
222 xcb_rectangle_t border_rectangles[] =
224 { width, 0, 2 * border_width, height + 2 * border_width },
225 { 0, height, width + 2 * border_width, 2 * border_width }
228 xcb_rectangle_t *presel_rectangles;
230 uint8_t win_depth = root_depth;
231 xcb_get_geometry_reply_t *geo = xcb_get_geometry_reply(dpy, xcb_get_geometry(dpy, win), NULL);
233 win_depth = geo->depth;
236 xcb_pixmap_t pix = xcb_generate_id(dpy);
237 xcb_create_pixmap(dpy, win_depth, pix, win, full_width, full_height);
239 xcb_gcontext_t gc = xcb_generate_id(dpy);
240 xcb_create_gc(dpy, gc, pix, 0, NULL);
242 xcb_change_gc(dpy, gc, XCB_GC_FOREGROUND, &border_color_pxl);
243 xcb_poly_fill_rectangle(dpy, pix, gc, LENGTH(border_rectangles), border_rectangles);
245 uint16_t fence = (int16_t) (n->split_ratio * ((n->split_dir == DIR_UP || n->split_dir == DIR_DOWN) ? height : width));
246 presel_rectangles = malloc(2 * sizeof(xcb_rectangle_t));
247 switch (n->split_dir) {
249 presel_rectangles[0] = (xcb_rectangle_t) {width, 0, 2 * border_width, fence};
250 presel_rectangles[1] = (xcb_rectangle_t) {0, height + border_width, full_width, border_width};
253 presel_rectangles[0] = (xcb_rectangle_t) {width, fence + 1, 2 * border_width, height + border_width - (fence + 1)};
254 presel_rectangles[1] = (xcb_rectangle_t) {0, height, full_width, border_width};
257 presel_rectangles[0] = (xcb_rectangle_t) {0, height, fence, 2 * border_width};
258 presel_rectangles[1] = (xcb_rectangle_t) {width + border_width, 0, border_width, full_height};
261 presel_rectangles[0] = (xcb_rectangle_t) {fence + 1, height, width + border_width - (fence + 1), 2 * border_width};
262 presel_rectangles[1] = (xcb_rectangle_t) {width, 0, border_width, full_height};
266 xcb_change_gc(dpy, gc, XCB_GC_FOREGROUND, &presel_border_color_pxl);
267 xcb_poly_fill_rectangle(dpy, pix, gc, 2, presel_rectangles);
268 xcb_change_window_attributes(dpy, win, XCB_CW_BORDER_PIXMAP, &pix);
269 free(presel_rectangles);
270 xcb_free_gc(dpy, gc);
271 xcb_free_pixmap(dpy, pix);
275 void window_close(node_t *n)
277 if (n == NULL || n->client->locked)
280 PRINTF("close window %X\n", n->client->window);
282 xcb_atom_t WM_DELETE_WINDOW;
283 xcb_window_t win = n->client->window;
284 xcb_client_message_event_t e;
286 xcb_intern_atom_reply_t *reply = xcb_intern_atom_reply(dpy, xcb_intern_atom(dpy, 0, strlen("WM_DELETE_WINDOW"), "WM_DELETE_WINDOW"), NULL);
288 WM_DELETE_WINDOW = reply->atom;
291 warn("close_window %X: could not acquire WM_DELETE_WINDOW atom\n", win);
295 e.response_type = XCB_CLIENT_MESSAGE;
299 e.type = ewmh->WM_PROTOCOLS;
300 e.data.data32[0] = WM_DELETE_WINDOW;
301 e.data.data32[1] = XCB_CURRENT_TIME;
303 xcb_send_event(dpy, false, win, XCB_EVENT_MASK_NO_EVENT, (char *) &e);
306 void window_kill(desktop_t *d, node_t *n)
311 xcb_window_t win = n->client->window;
312 PRINTF("kill window %X\n", win);
314 xcb_kill_client(dpy, win);
318 void set_fullscreen(desktop_t *d, node_t *n, bool value)
320 if (n == NULL || n->client->fullscreen == value)
323 client_t *c = n->client;
325 PRINTF("fullscreen %X: %s\n", c->window, BOOLSTR(value));
328 c->fullscreen = true;
329 xcb_atom_t values[] = {ewmh->_NET_WM_STATE_FULLSCREEN};
330 xcb_ewmh_set_wm_state(ewmh, c->window, LENGTH(values), values);
331 window_raise(c->window);
333 c->fullscreen = false;
334 xcb_atom_t values[] = {XCB_NONE};
335 xcb_ewmh_set_wm_state(ewmh, c->window, LENGTH(values), values);
340 void set_floating(desktop_t *d, node_t *n, bool value)
342 if (n == NULL || n->client->transient || n->client->fullscreen || n->client->floating == value)
345 PRINTF("floating %X: %s\n", n->client->window, BOOLSTR(value));
347 n->split_mode = MODE_AUTOMATIC;
348 client_t *c = n->client;
349 c->floating = n->vacant = value;
350 update_vacant_state(n->parent);
352 enable_shadow(c->window);
355 disable_shadow(c->window);
361 void set_locked(monitor_t *m, desktop_t *d, node_t *n, bool value)
363 if (n == NULL || n->client->locked == value)
366 client_t *c = n->client;
368 PRINTF("set locked %X: %s\n", c->window, BOOLSTR(value));
371 window_draw_border(n, d->focus == n, m == mon);
374 void set_urgency(monitor_t *m, desktop_t *d, node_t *n, bool value)
376 if (value && mon->desk->focus == n)
378 n->client->urgent = value;
379 window_draw_border(n, d->focus == n, m == mon);
383 void set_shadow(xcb_window_t win, uint32_t value)
385 if (!apply_shadow_property)
387 xcb_change_property(dpy, XCB_PROP_MODE_REPLACE, win, compton_shadow, XCB_ATOM_CARDINAL, 32, 1, &value);
390 void enable_shadow(xcb_window_t win)
395 void disable_shadow(xcb_window_t win)
400 uint32_t get_border_color(client_t *c, bool focused_window, bool focused_monitor)
405 if (focused_monitor && focused_window) {
407 return focused_locked_border_color_pxl;
409 return focused_border_color_pxl;
410 } else if (focused_window) {
412 return urgent_border_color_pxl;
414 return active_locked_border_color_pxl;
416 return active_border_color_pxl;
419 return urgent_border_color_pxl;
421 return normal_locked_border_color_pxl;
423 return normal_border_color_pxl;
427 void update_floating_rectangle(client_t *c)
429 xcb_get_geometry_reply_t *geo = xcb_get_geometry_reply(dpy, xcb_get_geometry(dpy, c->window), NULL);
432 c->floating_rectangle = (xcb_rectangle_t) {geo->x, geo->y, geo->width, geo->height};
434 c->floating_rectangle = (xcb_rectangle_t) {0, 0, 32, 24};
440 void query_pointer(xcb_window_t *win, xcb_point_t *pt)
442 window_lower(motion_recorder);
443 xcb_query_pointer_reply_t *qpr = xcb_query_pointer_reply(dpy, xcb_query_pointer(dpy, root), NULL);
448 *pt = (xcb_point_t) {qpr->root_x, qpr->root_y};
451 window_raise(motion_recorder);
454 void window_focus(xcb_window_t win)
457 if (locate_window(win, &loc)) {
458 if (loc.node == mon->desk->focus)
460 focus_node(loc.monitor, loc.desktop, loc.node);
464 void window_border_width(xcb_window_t win, uint32_t bw)
466 uint32_t values[] = {bw};
467 xcb_configure_window(dpy, win, XCB_CONFIG_WINDOW_BORDER_WIDTH, values);
470 void window_move(xcb_window_t win, int16_t x, int16_t y)
472 uint32_t values[] = {x, y};
473 xcb_configure_window(dpy, win, XCB_CONFIG_WINDOW_X_Y, values);
476 void window_resize(xcb_window_t win, uint16_t w, uint16_t h)
478 uint32_t values[] = {w, h};
479 xcb_configure_window(dpy, win, XCB_CONFIG_WINDOW_WIDTH_HEIGHT, values);
482 void window_move_resize(xcb_window_t win, int16_t x, int16_t y, uint16_t w, uint16_t h)
484 uint32_t values[] = {x, y, w, h};
485 xcb_configure_window(dpy, win, XCB_CONFIG_WINDOW_X_Y_WIDTH_HEIGHT, values);
488 void window_raise(xcb_window_t win)
490 uint32_t values[] = {XCB_STACK_MODE_ABOVE};
491 xcb_configure_window(dpy, win, XCB_CONFIG_WINDOW_STACK_MODE, values);
494 void stack_tiled(desktop_t *d)
496 for (node_list_t *a = d->history->head; a != NULL; a = a->next)
497 if (a->latest && is_tiled(a->node->client))
498 window_lower(a->node->client->window);
501 void stack(desktop_t *d, node_t *n)
503 if (is_tiled(n->client))
505 else if (auto_raise && (!adaptative_raise || !might_cover(d, n)))
506 window_raise(n->client->window);
509 void window_lower(xcb_window_t win)
511 uint32_t values[] = {XCB_STACK_MODE_BELOW};
512 xcb_configure_window(dpy, win, XCB_CONFIG_WINDOW_STACK_MODE, values);
515 void window_set_visibility(xcb_window_t win, bool visible)
517 uint32_t values_off[] = {ROOT_EVENT_MASK & ~XCB_EVENT_MASK_SUBSTRUCTURE_NOTIFY};
518 uint32_t values_on[] = {ROOT_EVENT_MASK};
519 xcb_change_window_attributes(dpy, root, XCB_CW_EVENT_MASK, values_off);
521 xcb_map_window(dpy, win);
523 xcb_unmap_window(dpy, win);
524 xcb_change_window_attributes(dpy, root, XCB_CW_EVENT_MASK, values_on);
527 void window_hide(xcb_window_t win)
529 window_set_visibility(win, false);
532 void window_show(xcb_window_t win)
534 window_set_visibility(win, true);
537 void toggle_visibility(void)
542 for (monitor_t *m = mon_head; m != NULL; m = m->next)
543 for (node_t *n = first_extrema(m->desk->root); n != NULL; n = next_leaf(n, m->desk->root))
544 window_set_visibility(n->client->window, visible);
546 update_input_focus();
549 void desktop_show(desktop_t *d)
553 for (node_t *n = first_extrema(d->root); n != NULL; n = next_leaf(n, d->root))
554 window_show(n->client->window);
557 void desktop_hide(desktop_t *d)
561 for (node_t *n = first_extrema(d->root); n != NULL; n = next_leaf(n, d->root))
562 window_hide(n->client->window);
565 void enable_motion_recorder(void)
567 PUTS("enable motion recorder");
568 window_raise(motion_recorder);
569 window_show(motion_recorder);
572 void disable_motion_recorder(void)
574 PUTS("disable motion recorder");
575 window_hide(motion_recorder);
578 void update_motion_recorder(void)
580 xcb_get_geometry_reply_t *geo = xcb_get_geometry_reply(dpy, xcb_get_geometry(dpy, root), NULL);
583 window_resize(motion_recorder, geo->width, geo->height);
584 PRINTF("update motion recorder size: %ux%u\n", geo->width, geo->height);
590 void update_input_focus(void)
592 set_input_focus(mon->desk->focus);
595 void set_input_focus(node_t *n)
600 xcb_set_input_focus(dpy, XCB_INPUT_FOCUS_POINTER_ROOT, n->client->window, XCB_CURRENT_TIME);
603 void clear_input_focus(void)
605 xcb_set_input_focus(dpy, XCB_INPUT_FOCUS_POINTER_ROOT, root, XCB_CURRENT_TIME);
608 void center_pointer(monitor_t *m)
610 int16_t cx = m->rectangle.x + m->rectangle.width / 2;
611 int16_t cy = m->rectangle.y + m->rectangle.height / 2;
612 window_lower(motion_recorder);
613 xcb_warp_pointer(dpy, XCB_NONE, root, 0, 0, 0, 0, cx, cy);
614 window_raise(motion_recorder);