2 * vim:ts=4:sw=4:expandtab
4 * i3 - an improved dynamic tiling window manager
5 * © 2009 Michael Stapelberg and contributors (see also: LICENSE)
7 * manage.c: Initially managing new windows (or existing ones on restart).
12 #include "yajl_utils.h"
14 #include <yajl/yajl_gen.h>
17 * Go through all existing windows (if the window manager is restarted) and manage them
20 void manage_existing_windows(xcb_window_t root) {
21 xcb_query_tree_reply_t *reply;
23 xcb_window_t *children;
24 xcb_get_window_attributes_cookie_t *cookies;
26 /* Get the tree of windows whose parent is the root window (= all) */
27 if ((reply = xcb_query_tree_reply(conn, xcb_query_tree(conn, root), 0)) == NULL)
30 len = xcb_query_tree_children_length(reply);
31 cookies = smalloc(len * sizeof(*cookies));
33 /* Request the window attributes for every window */
34 children = xcb_query_tree_children(reply);
35 for (i = 0; i < len; ++i)
36 cookies[i] = xcb_get_window_attributes(conn, children[i]);
38 /* Call manage_window with the attributes for every window */
39 for (i = 0; i < len; ++i)
40 manage_window(children[i], cookies[i], true);
47 * Restores the geometry of each window by reparenting it to the root window
48 * at the position of its frame.
50 * This is to be called *only* before exiting/restarting i3 because of evil
51 * side-effects which are to be expected when continuing to run i3.
54 void restore_geometry(void) {
55 DLOG("Restoring geometry\n");
58 TAILQ_FOREACH(con, &all_cons, all_cons)
60 DLOG("Re-adding X11 border of %d px\n", con->border_width);
61 con->window_rect.width += (2 * con->border_width);
62 con->window_rect.height += (2 * con->border_width);
63 xcb_set_window_rect(conn, con->window->id, con->window_rect);
64 DLOG("placing window %08x at %d %d\n", con->window->id, con->rect.x, con->rect.y);
65 xcb_reparent_window(conn, con->window->id, root,
66 con->rect.x, con->rect.y);
69 /* Strictly speaking, this line doesn’t really belong here, but since we
70 * are syncing, let’s un-register as a window manager first */
71 xcb_change_window_attributes(conn, root, XCB_CW_EVENT_MASK, (uint32_t[]){XCB_EVENT_MASK_SUBSTRUCTURE_REDIRECT});
73 /* Make sure our changes reach the X server, we restart/exit now */
78 * Do some sanity checks and then reparent the window.
81 void manage_window(xcb_window_t window, xcb_get_window_attributes_cookie_t cookie,
82 bool needs_to_be_mapped) {
83 xcb_drawable_t d = {window};
84 xcb_get_geometry_cookie_t geomc;
85 xcb_get_geometry_reply_t *geom;
86 xcb_get_window_attributes_reply_t *attr = NULL;
88 xcb_get_property_cookie_t wm_type_cookie, strut_cookie, state_cookie,
89 utf8_title_cookie, title_cookie,
90 class_cookie, leader_cookie, transient_cookie,
91 role_cookie, startup_id_cookie, wm_hints_cookie,
92 wm_normal_hints_cookie, motif_wm_hints_cookie, wm_user_time_cookie, wm_desktop_cookie;
94 geomc = xcb_get_geometry(conn, d);
96 /* Check if the window is mapped (it could be not mapped when intializing and
97 calling manage_window() for every window) */
98 if ((attr = xcb_get_window_attributes_reply(conn, cookie, 0)) == NULL) {
99 DLOG("Could not get attributes\n");
100 xcb_discard_reply(conn, geomc.sequence);
104 if (needs_to_be_mapped && attr->map_state != XCB_MAP_STATE_VIEWABLE) {
105 xcb_discard_reply(conn, geomc.sequence);
109 /* Don’t manage clients with the override_redirect flag */
110 if (attr->override_redirect) {
111 xcb_discard_reply(conn, geomc.sequence);
115 /* Check if the window is already managed */
116 if (con_by_window_id(window) != NULL) {
117 DLOG("already managed (by con %p)\n", con_by_window_id(window));
118 xcb_discard_reply(conn, geomc.sequence);
122 /* Get the initial geometry (position, size, …) */
123 if ((geom = xcb_get_geometry_reply(conn, geomc, 0)) == NULL) {
124 DLOG("could not get geometry\n");
130 /* Set a temporary event mask for the new window, consisting only of
131 * PropertyChange and StructureNotify. We need to be notified of
132 * PropertyChanges because the client can change its properties *after* we
133 * requested them but *before* we actually reparented it and have set our
135 * We need StructureNotify because the client may unmap the window before
136 * we get to re-parent it.
137 * If this request fails, we assume the client has already unmapped the
138 * window between the MapRequest and our event mask change. */
139 values[0] = XCB_EVENT_MASK_PROPERTY_CHANGE |
140 XCB_EVENT_MASK_STRUCTURE_NOTIFY;
141 xcb_void_cookie_t event_mask_cookie =
142 xcb_change_window_attributes_checked(conn, window, XCB_CW_EVENT_MASK, values);
143 if (xcb_request_check(conn, event_mask_cookie) != NULL) {
144 LOG("Could not change event mask, the window probably already disappeared.\n");
148 #define GET_PROPERTY(atom, len) xcb_get_property(conn, false, window, atom, XCB_GET_PROPERTY_TYPE_ANY, 0, len)
150 wm_type_cookie = GET_PROPERTY(A__NET_WM_WINDOW_TYPE, UINT32_MAX);
151 strut_cookie = GET_PROPERTY(A__NET_WM_STRUT_PARTIAL, UINT32_MAX);
152 state_cookie = GET_PROPERTY(A__NET_WM_STATE, UINT32_MAX);
153 utf8_title_cookie = GET_PROPERTY(A__NET_WM_NAME, 128);
154 leader_cookie = GET_PROPERTY(A_WM_CLIENT_LEADER, UINT32_MAX);
155 transient_cookie = GET_PROPERTY(XCB_ATOM_WM_TRANSIENT_FOR, UINT32_MAX);
156 title_cookie = GET_PROPERTY(XCB_ATOM_WM_NAME, 128);
157 class_cookie = GET_PROPERTY(XCB_ATOM_WM_CLASS, 128);
158 role_cookie = GET_PROPERTY(A_WM_WINDOW_ROLE, 128);
159 startup_id_cookie = GET_PROPERTY(A__NET_STARTUP_ID, 512);
160 wm_hints_cookie = xcb_icccm_get_wm_hints(conn, window);
161 wm_normal_hints_cookie = xcb_icccm_get_wm_normal_hints(conn, window);
162 motif_wm_hints_cookie = GET_PROPERTY(A__MOTIF_WM_HINTS, 5 * sizeof(uint64_t));
163 wm_user_time_cookie = GET_PROPERTY(A__NET_WM_USER_TIME, UINT32_MAX);
164 wm_desktop_cookie = GET_PROPERTY(A__NET_WM_DESKTOP, UINT32_MAX);
166 DLOG("Managing window 0x%08x\n", window);
168 i3Window *cwindow = scalloc(1, sizeof(i3Window));
169 cwindow->id = window;
170 cwindow->depth = get_visual_depth(attr->visual);
172 int *buttons = bindings_get_buttons_to_grab();
173 xcb_grab_buttons(conn, window, buttons);
176 /* update as much information as possible so far (some replies may be NULL) */
177 window_update_class(cwindow, xcb_get_property_reply(conn, class_cookie, NULL), true);
178 window_update_name_legacy(cwindow, xcb_get_property_reply(conn, title_cookie, NULL), true);
179 window_update_name(cwindow, xcb_get_property_reply(conn, utf8_title_cookie, NULL), true);
180 window_update_leader(cwindow, xcb_get_property_reply(conn, leader_cookie, NULL));
181 window_update_transient_for(cwindow, xcb_get_property_reply(conn, transient_cookie, NULL));
182 window_update_strut_partial(cwindow, xcb_get_property_reply(conn, strut_cookie, NULL));
183 window_update_role(cwindow, xcb_get_property_reply(conn, role_cookie, NULL), true);
185 window_update_hints(cwindow, xcb_get_property_reply(conn, wm_hints_cookie, NULL), &urgency_hint);
186 border_style_t motif_border_style = BS_NORMAL;
187 window_update_motif_hints(cwindow, xcb_get_property_reply(conn, motif_wm_hints_cookie, NULL), &motif_border_style);
188 xcb_size_hints_t wm_size_hints;
189 if (!xcb_icccm_get_wm_size_hints_reply(conn, wm_normal_hints_cookie, &wm_size_hints, NULL))
190 memset(&wm_size_hints, '\0', sizeof(xcb_size_hints_t));
191 xcb_get_property_reply_t *type_reply = xcb_get_property_reply(conn, wm_type_cookie, NULL);
192 xcb_get_property_reply_t *state_reply = xcb_get_property_reply(conn, state_cookie, NULL);
194 xcb_get_property_reply_t *startup_id_reply;
195 startup_id_reply = xcb_get_property_reply(conn, startup_id_cookie, NULL);
196 char *startup_ws = startup_workspace_for_window(cwindow, startup_id_reply);
197 DLOG("startup workspace = %s\n", startup_ws);
199 /* Get _NET_WM_DESKTOP if it was set. */
200 xcb_get_property_reply_t *wm_desktop_reply;
201 wm_desktop_reply = xcb_get_property_reply(conn, wm_desktop_cookie, NULL);
202 cwindow->wm_desktop = NET_WM_DESKTOP_NONE;
203 if (wm_desktop_reply != NULL && xcb_get_property_value_length(wm_desktop_reply) != 0) {
204 uint32_t *wm_desktops = xcb_get_property_value(wm_desktop_reply);
205 cwindow->wm_desktop = (int32_t)wm_desktops[0];
207 FREE(wm_desktop_reply);
209 /* check if the window needs WM_TAKE_FOCUS */
210 cwindow->needs_take_focus = window_supports_protocol(cwindow->id, A_WM_TAKE_FOCUS);
212 /* read the preferred _NET_WM_WINDOW_TYPE atom */
213 cwindow->window_type = xcb_get_preferred_window_type(type_reply);
215 /* Where to start searching for a container that swallows the new one? */
216 Con *search_at = croot;
218 if (xcb_reply_contains_atom(type_reply, A__NET_WM_WINDOW_TYPE_DOCK)) {
219 LOG("This window is of type dock\n");
220 Output *output = get_output_containing(geom->x, geom->y);
221 if (output != NULL) {
222 DLOG("Starting search at output %s\n", output_primary_name(output));
223 search_at = output->con;
226 /* find out the desired position of this dock window */
227 if (cwindow->reserved.top > 0 && cwindow->reserved.bottom == 0) {
228 DLOG("Top dock client\n");
229 cwindow->dock = W_DOCK_TOP;
230 } else if (cwindow->reserved.top == 0 && cwindow->reserved.bottom > 0) {
231 DLOG("Bottom dock client\n");
232 cwindow->dock = W_DOCK_BOTTOM;
234 DLOG("Ignoring invalid reserved edges (_NET_WM_STRUT_PARTIAL), using position as fallback:\n");
235 if (geom->y < (int16_t)(search_at->rect.height / 2)) {
236 DLOG("geom->y = %d < rect.height / 2 = %d, it is a top dock client\n",
237 geom->y, (search_at->rect.height / 2));
238 cwindow->dock = W_DOCK_TOP;
240 DLOG("geom->y = %d >= rect.height / 2 = %d, it is a bottom dock client\n",
241 geom->y, (search_at->rect.height / 2));
242 cwindow->dock = W_DOCK_BOTTOM;
247 DLOG("Initial geometry: (%d, %d, %d, %d)\n", geom->x, geom->y, geom->width, geom->height);
251 Assignment *assignment;
253 /* TODO: two matches for one container */
255 /* See if any container swallows this new window */
256 nc = con_for_window(search_at, cwindow, &match);
257 const bool match_from_restart_mode = (match && match->restart_mode);
259 Con *wm_desktop_ws = NULL;
261 /* If not, check if it is assigned to a specific workspace */
262 if ((assignment = assignment_for(cwindow, A_TO_WORKSPACE)) ||
263 (assignment = assignment_for(cwindow, A_TO_WORKSPACE_NUMBER))) {
264 DLOG("Assignment matches (%p)\n", match);
266 Con *assigned_ws = NULL;
267 if (assignment->type == A_TO_WORKSPACE_NUMBER) {
268 long parsed_num = ws_name_to_number(assignment->dest.workspace);
270 assigned_ws = get_existing_workspace_by_num(parsed_num);
272 /* A_TO_WORKSPACE type assignment or fallback from A_TO_WORKSPACE_NUMBER
273 * when the target workspace number does not exist yet. */
275 assigned_ws = workspace_get(assignment->dest.workspace, NULL);
278 nc = con_descend_tiling_focused(assigned_ws);
279 DLOG("focused on ws %s: %p / %s\n", assigned_ws->name, nc, nc->name);
280 if (nc->type == CT_WORKSPACE)
281 nc = tree_open_con(nc, cwindow);
283 nc = tree_open_con(nc->parent, cwindow);
285 /* set the urgency hint on the window if the workspace is not visible */
286 if (!workspace_is_visible(assigned_ws))
288 } else if (cwindow->wm_desktop != NET_WM_DESKTOP_NONE &&
289 cwindow->wm_desktop != NET_WM_DESKTOP_ALL &&
290 (wm_desktop_ws = ewmh_get_workspace_by_index(cwindow->wm_desktop)) != NULL) {
291 /* If _NET_WM_DESKTOP is set to a specific desktop, we open it
292 * there. Note that we ignore the special value 0xFFFFFFFF here
293 * since such a window will be made sticky anyway. */
295 DLOG("Using workspace %p / %s because _NET_WM_DESKTOP = %d.\n",
296 wm_desktop_ws, wm_desktop_ws->name, cwindow->wm_desktop);
298 nc = con_descend_tiling_focused(wm_desktop_ws);
299 if (nc->type == CT_WORKSPACE)
300 nc = tree_open_con(nc, cwindow);
302 nc = tree_open_con(nc->parent, cwindow);
303 } else if (startup_ws) {
304 /* If it was started on a specific workspace, we want to open it there. */
305 DLOG("Using workspace on which this application was started (%s)\n", startup_ws);
306 nc = con_descend_tiling_focused(workspace_get(startup_ws, NULL));
307 DLOG("focused on ws %s: %p / %s\n", startup_ws, nc, nc->name);
308 if (nc->type == CT_WORKSPACE)
309 nc = tree_open_con(nc, cwindow);
311 nc = tree_open_con(nc->parent, cwindow);
313 /* If not, insert it at the currently focused position */
314 if (focused->type == CT_CON && con_accepts_window(focused)) {
315 LOG("using current container, focused = %p, focused->name = %s\n",
316 focused, focused->name);
319 nc = tree_open_con(NULL, cwindow);
322 if ((assignment = assignment_for(cwindow, A_TO_OUTPUT))) {
323 con_move_to_output_name(nc, assignment->dest.output, true);
326 /* M_BELOW inserts the new window as a child of the one which was
327 * matched (e.g. dock areas) */
328 if (match != NULL && match->insert_where == M_BELOW) {
329 nc = tree_open_con(nc, cwindow);
332 /* If M_BELOW is not used, the container is replaced. This happens with
333 * "swallows" criteria that are used for stored layouts, in which case
334 * we need to remove that criterion, because they should only be valid
336 if (match != NULL && match->insert_where != M_BELOW) {
337 DLOG("Removing match %p from container %p\n", match, nc);
338 TAILQ_REMOVE(&(nc->swallow_head), match, matches);
344 DLOG("new container = %p\n", nc);
345 if (nc->window != NULL && nc->window != cwindow) {
346 if (!restore_kill_placeholder(nc->window->id)) {
347 DLOG("Uh?! Container without a placeholder, but with a window, has swallowed this to-be-managed window?!\n");
349 /* Remove remaining criteria, the first swallowed window wins. */
350 while (!TAILQ_EMPTY(&(nc->swallow_head))) {
351 Match *first = TAILQ_FIRST(&(nc->swallow_head));
352 TAILQ_REMOVE(&(nc->swallow_head), first, matches);
358 xcb_window_t old_frame = XCB_NONE;
359 if (nc->window != cwindow && nc->window != NULL) {
360 window_free(nc->window);
361 /* Match frame and window depth. This is needed because X will refuse to reparent a
362 * window whose background is ParentRelative under a window with a different depth. */
363 if (nc->depth != cwindow->depth) {
364 old_frame = nc->frame.id;
365 nc->depth = cwindow->depth;
369 nc->window = cwindow;
372 nc->border_width = geom->border_width;
375 sasprintf(&name, "[i3 con] container around %p", cwindow);
376 x_set_name(nc, name);
379 /* handle fullscreen containers */
380 Con *ws = con_get_workspace(nc);
381 Con *fs = con_get_fullscreen_covering_ws(ws);
383 if (xcb_reply_contains_atom(state_reply, A__NET_WM_STATE_FULLSCREEN)) {
384 /* If this window is already fullscreen (after restarting!), skip
385 * toggling fullscreen, that would drop it out of fullscreen mode. */
387 Output *output = get_output_with_dimensions((Rect){geom->x, geom->y, geom->width, geom->height});
388 /* If the requested window geometry spans the whole area
389 * of an output, move the window to that output. This is
390 * needed e.g. for LibreOffice Impress multi-monitor
391 * presentations to work out of the box. */
393 con_move_to_output(nc, output, false);
394 con_toggle_fullscreen(nc, CF_OUTPUT);
399 bool set_focus = false;
402 DLOG("Not in fullscreen mode, focusing\n");
403 if (!cwindow->dock) {
404 /* Check that the workspace is visible and on the same output as
405 * the current focused container. If the window was assigned to an
406 * invisible workspace, we should not steal focus. */
407 Con *current_output = con_get_output(focused);
408 Con *target_output = con_get_output(ws);
410 if (workspace_is_visible(ws) && current_output == target_output) {
411 if (!match_from_restart_mode) {
414 DLOG("not focusing, matched with restart_mode == true\n");
417 DLOG("workspace not visible, not focusing\n");
420 DLOG("dock, not focusing\n");
423 DLOG("fs = %p, ws = %p, not focusing\n", fs, ws);
424 /* Insert the new container in focus stack *after* the currently
425 * focused (fullscreen) con. This way, the new container will be
426 * focused after we return from fullscreen mode */
427 Con *first = TAILQ_FIRST(&(nc->parent->focus_head));
429 /* We only modify the focus stack if the container is not already
430 * the first one. This can happen when existing containers swallow
431 * new windows, for example when restarting. */
432 TAILQ_REMOVE(&(nc->parent->focus_head), nc, focused);
433 TAILQ_INSERT_AFTER(&(nc->parent->focus_head), first, nc, focused);
437 /* set floating if necessary */
438 bool want_floating = false;
439 if (xcb_reply_contains_atom(type_reply, A__NET_WM_WINDOW_TYPE_DIALOG) ||
440 xcb_reply_contains_atom(type_reply, A__NET_WM_WINDOW_TYPE_UTILITY) ||
441 xcb_reply_contains_atom(type_reply, A__NET_WM_WINDOW_TYPE_TOOLBAR) ||
442 xcb_reply_contains_atom(type_reply, A__NET_WM_WINDOW_TYPE_SPLASH) ||
443 xcb_reply_contains_atom(state_reply, A__NET_WM_STATE_MODAL) ||
444 (wm_size_hints.flags & XCB_ICCCM_SIZE_HINT_P_MAX_SIZE &&
445 wm_size_hints.flags & XCB_ICCCM_SIZE_HINT_P_MIN_SIZE &&
446 wm_size_hints.min_height == wm_size_hints.max_height &&
447 wm_size_hints.min_width == wm_size_hints.max_width)) {
448 LOG("This window is a dialog window, setting floating\n");
449 want_floating = true;
452 if (xcb_reply_contains_atom(state_reply, A__NET_WM_STATE_STICKY))
455 /* We ignore the hint for an internal workspace because windows in the
456 * scratchpad also have this value, but upon restarting i3 we don't want
457 * them to become sticky windows. */
458 if (cwindow->wm_desktop == NET_WM_DESKTOP_ALL && (ws == NULL || !con_is_internal(ws))) {
459 DLOG("This window has _NET_WM_DESKTOP = 0xFFFFFFFF. Will float it and make it sticky.\n");
461 want_floating = true;
467 if (cwindow->transient_for != XCB_NONE ||
468 (cwindow->leader != XCB_NONE &&
469 cwindow->leader != cwindow->id &&
470 con_by_window_id(cwindow->leader) != NULL)) {
471 LOG("This window is transient for another window, setting floating\n");
472 want_floating = true;
474 if (config.popup_during_fullscreen == PDF_LEAVE_FULLSCREEN &&
476 LOG("There is a fullscreen window, leaving fullscreen mode\n");
477 con_toggle_fullscreen(fs, CF_OUTPUT);
478 } else if (config.popup_during_fullscreen == PDF_SMART &&
480 fs->window != NULL) {
481 i3Window *transient_win = cwindow;
482 while (transient_win != NULL &&
483 transient_win->transient_for != XCB_NONE) {
484 if (transient_win->transient_for == fs->window->id) {
485 LOG("This floating window belongs to the fullscreen window (popup_during_fullscreen == smart)\n");
489 Con *next_transient = con_by_window_id(transient_win->transient_for);
490 if (next_transient == NULL)
492 /* Some clients (e.g. x11-ssh-askpass) actually set
493 * WM_TRANSIENT_FOR to their own window id, so break instead of
494 * looping endlessly. */
495 if (transient_win == next_transient->window)
497 transient_win = next_transient->window;
502 /* dock clients cannot be floating, that makes no sense */
504 want_floating = false;
506 /* Plasma windows set their geometry in WM_SIZE_HINTS. */
507 if ((wm_size_hints.flags & XCB_ICCCM_SIZE_HINT_US_POSITION || wm_size_hints.flags & XCB_ICCCM_SIZE_HINT_P_POSITION) &&
508 (wm_size_hints.flags & XCB_ICCCM_SIZE_HINT_US_SIZE || wm_size_hints.flags & XCB_ICCCM_SIZE_HINT_P_SIZE)) {
509 DLOG("We are setting geometry according to wm_size_hints x=%d y=%d w=%d h=%d\n",
510 wm_size_hints.x, wm_size_hints.y, wm_size_hints.width, wm_size_hints.height);
511 geom->x = wm_size_hints.x;
512 geom->y = wm_size_hints.y;
513 geom->width = wm_size_hints.width;
514 geom->height = wm_size_hints.height;
517 if (wm_size_hints.flags & XCB_ICCCM_SIZE_HINT_P_MIN_SIZE) {
518 DLOG("Window specifies minimum size %d x %d\n", wm_size_hints.min_width, wm_size_hints.min_height);
519 nc->window->min_width = wm_size_hints.min_width;
520 nc->window->min_height = wm_size_hints.min_height;
523 /* Store the requested geometry. The width/height gets raised to at least
524 * 75x50 when entering floating mode, which is the minimum size for a
525 * window to be useful (smaller windows are usually overlays/toolbars/…
526 * which are not managed by the wm anyways). We store the original geometry
527 * here because it’s used for dock clients. */
528 if (nc->geometry.width == 0)
529 nc->geometry = (Rect){geom->x, geom->y, geom->width, geom->height};
531 if (motif_border_style != BS_NORMAL) {
532 DLOG("MOTIF_WM_HINTS specifies decorations (border_style = %d)\n", motif_border_style);
534 con_set_border_style(nc, motif_border_style, config.default_floating_border_width);
536 con_set_border_style(nc, motif_border_style, config.default_border_width);
541 DLOG("geometry = %d x %d\n", nc->geometry.width, nc->geometry.height);
542 /* automatically set the border to the default value if a motif border
543 * was not specified */
544 bool automatic_border = (motif_border_style == BS_NORMAL);
546 floating_enable(nc, automatic_border);
549 /* explicitly set the border width to the default */
550 if (nc->current_border_width == -1) {
551 nc->current_border_width = (want_floating ? config.default_floating_border_width : config.default_border_width);
554 /* to avoid getting an UnmapNotify event due to reparenting, we temporarily
555 * declare no interest in any state change event of this window */
556 values[0] = XCB_NONE;
557 xcb_change_window_attributes(conn, window, XCB_CW_EVENT_MASK, values);
559 xcb_void_cookie_t rcookie = xcb_reparent_window_checked(conn, window, nc->frame.id, 0, 0);
560 if (xcb_request_check(conn, rcookie) != NULL) {
561 LOG("Could not reparent the window, aborting\n");
565 values[0] = CHILD_EVENT_MASK & ~XCB_EVENT_MASK_ENTER_WINDOW;
566 xcb_change_window_attributes(conn, window, XCB_CW_EVENT_MASK, values);
569 /* Put the client inside the save set. Upon termination (whether killed or
570 * normal exit does not matter) of the window manager, these clients will
571 * be correctly reparented to their most closest living ancestor (=
573 xcb_change_save_set(conn, XCB_SET_MODE_INSERT, window);
575 /* Check if any assignments match */
576 run_assignments(cwindow);
578 /* 'ws' may be invalid because of the assignments, e.g. when the user uses
579 * "move window to workspace 1", but had it assigned to workspace 2. */
580 ws = con_get_workspace(nc);
582 /* If this window was put onto an invisible workspace (via assignments), we
583 * render this workspace. It wouldn’t be rendered in our normal code path
584 * because only the visible workspaces get rendered.
586 * By rendering the workspace, we assign proper coordinates (read: not
587 * width=0, height=0) to the window, which is important for windows who
588 * actually use them to position their GUI elements, e.g. rhythmbox. */
589 if (ws && !workspace_is_visible(ws)) {
590 /* This is a bit hackish: we need to copy the content container’s rect
591 * to the workspace, because calling render_con() on the content
592 * container would also take the shortcut and not render the invisible
593 * workspace at all. However, just calling render_con() on the
594 * workspace isn’t enough either — it needs the rect. */
595 ws->rect = ws->parent->rect;
596 render_con(ws, true);
597 /* Disable setting focus, otherwise we’d move focus to an invisible
598 * workspace, which we generally prevent (e.g. in
599 * con_move_to_workspace). */
602 render_con(croot, false);
604 /* Send an event about window creation */
605 ipc_send_window_event("new", nc);
607 if (set_focus && assignment_for(cwindow, A_NO_FOCUS) != NULL) {
608 /* The first window on a workspace should always be focused. We have to
609 * compare with == 1 because the container has already been inserted at
611 if (con_num_windows(ws) == 1) {
612 DLOG("This is the first window on this workspace, ignoring no_focus.\n");
614 DLOG("no_focus was set for con = %p, not setting focus.\n", nc);
620 DLOG("Checking con = %p for _NET_WM_USER_TIME.\n", nc);
622 uint32_t *wm_user_time;
623 xcb_get_property_reply_t *wm_user_time_reply = xcb_get_property_reply(conn, wm_user_time_cookie, NULL);
624 if (wm_user_time_reply != NULL && xcb_get_property_value_length(wm_user_time_reply) != 0 &&
625 (wm_user_time = xcb_get_property_value(wm_user_time_reply)) &&
626 wm_user_time[0] == 0) {
627 DLOG("_NET_WM_USER_TIME set to 0, not focusing con = %p.\n", nc);
631 FREE(wm_user_time_reply);
633 xcb_discard_reply(conn, wm_user_time_cookie.sequence);
637 /* Even if the client doesn't want focus, we still need to focus the
638 * container to not break focus workflows. Our handling towards X will
639 * take care of not setting the input focus. However, one exception to
640 * this are clients using the globally active input model which we
641 * don't want to focus at all. */
642 if (nc->window->doesnt_accept_focus && !nc->window->needs_take_focus) {
647 /* Defer setting focus after the 'new' event has been sent to ensure the
648 * proper window event sequence. */
649 if (set_focus && nc->mapped) {
650 DLOG("Now setting focus.\n");
656 /* Destroy the old frame if we had to reframe the container. This needs to be done
657 * after rendering in order to prevent the background from flickering in its place. */
658 if (old_frame != XCB_NONE) {
659 xcb_destroy_window(conn, old_frame);
662 /* Windows might get managed with the urgency hint already set (Pidgin is
663 * known to do that), so check for that and handle the hint accordingly.
664 * This code needs to be in this part of manage_window() because the window
665 * needs to be on the final workspace first. */
666 con_set_urgency(nc, urgency_hint);
668 /* Update _NET_WM_DESKTOP. We invalidate the cached value first to force an update. */
669 cwindow->wm_desktop = NET_WM_DESKTOP_NONE;
670 ewmh_update_wm_desktop();
672 /* If a sticky window was mapped onto another workspace, make sure to pop it to the front. */
673 output_push_sticky_windows(focused);