5 #include <xcb/xcb_event.h>
6 #include <xcb/xcb_icccm.h>
17 void handle_event(xcb_generic_event_t *evt)
19 switch (XCB_EVENT_RESPONSE_TYPE(evt)) {
23 case XCB_DESTROY_NOTIFY:
26 case XCB_UNMAP_NOTIFY:
29 case XCB_CLIENT_MESSAGE:
32 case XCB_CONFIGURE_REQUEST:
33 configure_request(evt);
35 case XCB_PROPERTY_NOTIFY:
38 case XCB_ENTER_NOTIFY:
41 case XCB_BUTTON_PRESS:
44 case XCB_MOTION_NOTIFY:
47 case XCB_BUTTON_RELEASE:
55 void map_request(xcb_generic_event_t *evt)
57 xcb_map_request_event_t *e = (xcb_map_request_event_t *) evt;
59 PRINTF("map request %X\n", e->window);
61 manage_window(mon, mon->desk, e->window);
64 void configure_request(xcb_generic_event_t *evt)
66 xcb_configure_request_event_t *e = (xcb_configure_request_event_t *) evt;
68 PRINTF("configure request %X\n", e->window);
70 window_location_t loc;
71 bool is_managed = locate_window(e->window, &loc);
73 if (!is_managed || is_floating(loc.node->client)) {
78 if (e->value_mask & XCB_CONFIG_WINDOW_X) {
79 mask |= XCB_CONFIG_WINDOW_X;
82 loc.node->client->floating_rectangle.x = e->x;
85 if (e->value_mask & XCB_CONFIG_WINDOW_Y) {
86 mask |= XCB_CONFIG_WINDOW_Y;
89 loc.node->client->floating_rectangle.y = e->y;
92 if (e->value_mask & XCB_CONFIG_WINDOW_WIDTH) {
93 mask |= XCB_CONFIG_WINDOW_WIDTH;
94 values[i++] = e->width;
96 loc.node->client->floating_rectangle.width = e->width;
99 if (e->value_mask & XCB_CONFIG_WINDOW_HEIGHT) {
100 mask |= XCB_CONFIG_WINDOW_HEIGHT;
101 values[i++] = e->height;
103 loc.node->client->floating_rectangle.height = e->height;
106 if (!is_managed && e->value_mask & XCB_CONFIG_WINDOW_BORDER_WIDTH) {
107 mask |= XCB_CONFIG_WINDOW_BORDER_WIDTH;
108 values[i++] = e->border_width;
111 if (e->value_mask & XCB_CONFIG_WINDOW_SIBLING) {
112 mask |= XCB_CONFIG_WINDOW_SIBLING;
113 values[i++] = e->sibling;
116 if (e->value_mask & XCB_CONFIG_WINDOW_STACK_MODE) {
117 mask |= XCB_CONFIG_WINDOW_STACK_MODE;
118 values[i++] = e->stack_mode;
121 xcb_configure_window(dpy, e->window, mask, values);
123 window_draw_border(loc.node, loc.node == loc.desktop->focus, loc.monitor == mon);
125 xcb_configure_notify_event_t evt;
126 xcb_rectangle_t rect;
128 xcb_window_t win = loc.node->client->window;
130 if (is_tiled(loc.node->client)) {
131 rect = loc.node->client->tiled_rectangle;
134 rect = loc.monitor->rectangle;
138 evt.response_type = XCB_CONFIGURE_NOTIFY;
141 evt.above_sibling = XCB_NONE;
144 evt.width = rect.width;
145 evt.height = rect.height;
146 evt.border_width = bw;
147 evt.override_redirect = false;
149 xcb_send_event(dpy, false, win, XCB_EVENT_MASK_STRUCTURE_NOTIFY, (const char *) &evt);
153 void destroy_notify(xcb_generic_event_t *evt)
155 xcb_destroy_notify_event_t *e = (xcb_destroy_notify_event_t *) evt;
157 PRINTF("destroy notify %X\n", e->window);
159 window_location_t loc;
160 if (locate_window(e->window, &loc)) {
161 remove_node(loc.desktop, loc.node);
162 arrange(loc.monitor, loc.desktop);
166 void unmap_notify(xcb_generic_event_t *evt)
168 xcb_unmap_notify_event_t *e = (xcb_unmap_notify_event_t *) evt;
170 PRINTF("unmap notify %X\n", e->window);
172 window_location_t loc;
173 if (locate_window(e->window, &loc)) {
174 remove_node(loc.desktop, loc.node);
175 arrange(loc.monitor, loc.desktop);
179 void property_notify(xcb_generic_event_t *evt)
181 xcb_property_notify_event_t *e = (xcb_property_notify_event_t *) evt;
182 xcb_icccm_wm_hints_t hints;
184 /* PRINTF("property notify %X\n", e->window); */
186 if (e->atom != XCB_ATOM_WM_HINTS)
189 window_location_t loc;
190 if (locate_window(e->window, &loc)) {
191 if (loc.node == loc.desktop->focus)
193 if (xcb_icccm_get_wm_hints_reply(dpy, xcb_icccm_get_wm_hints(dpy, e->window), &hints, NULL) == 1) {
194 loc.node->client->urgent = (hints.flags & XCB_ICCCM_WM_HINT_X_URGENCY);
196 if (loc.monitor->desk == loc.desktop)
197 arrange(loc.monitor, loc.desktop);
202 void enter_notify(xcb_generic_event_t *evt)
204 xcb_enter_notify_event_t *e = (xcb_enter_notify_event_t *) evt;
206 PRINTF("enter notify %X %d %d\n", e->event, e->mode, e->detail);
208 if (!focus_follows_mouse
209 || (e->mode != XCB_NOTIFY_MODE_NORMAL && e->detail == XCB_NOTIFY_DETAIL_INFERIOR)
210 || (pointer_position.x == e->root_x && pointer_position.y == e->root_y))
213 window_location_t loc;
214 if (locate_window(e->event, &loc)) {
215 select_monitor(loc.monitor);
216 focus_node(loc.monitor, loc.desktop, loc.node, true);
217 pointer_position = (xcb_point_t) {e->root_x, e->root_y};
221 void client_message(xcb_generic_event_t *evt)
223 xcb_client_message_event_t *e = (xcb_client_message_event_t *) evt;
225 PRINTF("client message %X %u\n", e->window, e->type);
227 if (e->type == ewmh->_NET_CURRENT_DESKTOP) {
228 desktop_location_t loc;
229 if (ewmh_locate_desktop(e->data.data32[0], &loc)) {
230 select_monitor(loc.monitor);
231 select_desktop(loc.desktop);
236 window_location_t loc;
237 if (!locate_window(e->window, &loc))
240 if (e->type == ewmh->_NET_WM_STATE) {
241 handle_state(loc.monitor, loc.desktop, loc.node, e->data.data32[1], e->data.data32[0]);
242 handle_state(loc.monitor, loc.desktop, loc.node, e->data.data32[2], e->data.data32[0]);
243 } else if (e->type == ewmh->_NET_ACTIVE_WINDOW) {
244 if (loc.desktop->focus->client->fullscreen && loc.desktop->focus != loc.node)
245 toggle_fullscreen(loc.monitor, loc.desktop->focus->client);
246 select_monitor(loc.monitor);
247 select_desktop(loc.desktop);
248 focus_node(loc.monitor, loc.desktop, loc.node, true);
249 arrange(loc.monitor, loc.desktop);
253 void button_press(xcb_generic_event_t *evt)
255 xcb_button_press_event_t *e = (xcb_button_press_event_t *) evt;
256 xcb_window_t win = e->child;
258 PRINTF("button press %u %u %X\n", e->detail, e->state, win);
260 window_location_t loc;
261 if (locate_window(win, &loc)) {
262 client_t *c = loc.node->client;
264 case XCB_BUTTON_INDEX_2:
265 focus_node(loc.monitor, loc.desktop, loc.node, true);
267 case XCB_BUTTON_INDEX_1:
268 case XCB_BUTTON_INDEX_3:
269 if (is_tiled(loc.node->client)) {
270 loc.node->client->floating_rectangle = loc.node->client->tiled_rectangle;
271 toggle_floating(loc.node);
272 arrange(loc.monitor, loc.desktop);
273 } else if (loc.node->client->fullscreen) {
276 frozen_pointer->monitor = loc.monitor;
277 frozen_pointer->desktop = loc.desktop;
278 frozen_pointer->node = loc.node;
279 frozen_pointer->rectangle = c->floating_rectangle;
280 frozen_pointer->position = (xcb_point_t) {e->root_x, e->root_y};
281 frozen_pointer->button = e->detail;
282 if (e->detail == XCB_BUTTON_INDEX_3) {
283 int16_t mid_x, mid_y;
284 mid_x = c->floating_rectangle.x + (c->floating_rectangle.width / 2);
285 mid_y = c->floating_rectangle.y + (c->floating_rectangle.height / 2);
286 if (e->root_x > mid_x) {
287 if (e->root_y > mid_y)
288 frozen_pointer->corner = BOTTOM_RIGHT;
290 frozen_pointer->corner = TOP_RIGHT;
292 if (e->root_y > mid_y)
293 frozen_pointer->corner = BOTTOM_LEFT;
295 frozen_pointer->corner = TOP_LEFT;
298 xcb_grab_pointer(dpy, false, screen->root, XCB_EVENT_MASK_POINTER_MOTION | XCB_EVENT_MASK_BUTTON_RELEASE, XCB_GRAB_MODE_ASYNC, XCB_GRAB_MODE_ASYNC, XCB_NONE, XCB_NONE, XCB_CURRENT_TIME);
304 void motion_notify(xcb_generic_event_t *evt)
306 xcb_motion_notify_event_t *e = (xcb_motion_notify_event_t *) evt;
308 int16_t delta_x, delta_y, x, y, w, h;
309 uint16_t width, height;
311 monitor_t *m = frozen_pointer->monitor;
312 desktop_t *d = frozen_pointer->desktop;
313 node_t *n = frozen_pointer->node;
314 client_t *c = n->client;
315 xcb_rectangle_t rect = frozen_pointer->rectangle;
316 xcb_window_t win = c->window;
321 /* PRINTF("motion notify %X\n", win); */
323 delta_x = e->root_x - frozen_pointer->position.x;
324 delta_y = e->root_y - frozen_pointer->position.y;
326 switch (frozen_pointer->button) {
327 case XCB_BUTTON_INDEX_1:
328 x = rect.x + delta_x;
329 y = rect.y + delta_y;
330 window_move(win, x, y);
332 case XCB_BUTTON_INDEX_3:
333 switch (frozen_pointer->corner) {
335 x = rect.x + delta_x;
336 y = rect.y + delta_y;
337 w = rect.width - delta_x;
338 h = rect.height - delta_y;
342 y = rect.y + delta_y;
343 w = rect.width + delta_x;
344 h = rect.height - delta_y;
347 x = rect.x + delta_x;
349 w = rect.width - delta_x;
350 h = rect.height + delta_y;
355 w = rect.width + delta_x;
356 h = rect.height + delta_y;
361 window_move_resize(win, x, y, width, height);
362 c->floating_rectangle = (xcb_rectangle_t) {x, y, width, height};
363 window_draw_border(n, d->focus == n, mon == m);
368 void button_release(void)
370 PUTS("button release");
372 xcb_ungrab_pointer(dpy, XCB_CURRENT_TIME);
373 update_floating_rectangle(frozen_pointer->node->client);
374 monitor_t *m = underlying_monitor(frozen_pointer->node->client);
375 if (m != NULL && m != frozen_pointer->monitor) {
376 transfer_node(frozen_pointer->monitor, frozen_pointer->desktop, m, m->desk, frozen_pointer->node);
381 void handle_state(monitor_t *m, desktop_t *d, node_t *n, xcb_atom_t state, unsigned int action)
383 if (state == ewmh->_NET_WM_STATE_FULLSCREEN) {
384 bool fs = n->client->fullscreen;
385 if (action == XCB_EWMH_WM_STATE_TOGGLE
386 || (fs && action == XCB_EWMH_WM_STATE_REMOVE)
387 || (!fs && action == XCB_EWMH_WM_STATE_ADD)) {
388 toggle_fullscreen(m, n->client);