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 * output.c: Output (monitor) related functions.
13 * Returns the content container below the given output container.
16 Con *output_get_content(Con *output) {
19 TAILQ_FOREACH(child, &(output->nodes_head), nodes)
20 if (child->type == CT_CON)
27 * Returns an 'output' corresponding to one of left/right/down/up or a specific
31 Output *get_output_from_string(Output *current_output, const char *output_str) {
32 if (strcasecmp(output_str, "current") == 0) {
33 return get_output_for_con(focused);
34 } else if (strcasecmp(output_str, "left") == 0) {
35 return get_output_next_wrap(D_LEFT, current_output);
36 } else if (strcasecmp(output_str, "right") == 0) {
37 return get_output_next_wrap(D_RIGHT, current_output);
38 } else if (strcasecmp(output_str, "up") == 0) {
39 return get_output_next_wrap(D_UP, current_output);
40 } else if (strcasecmp(output_str, "down") == 0) {
41 return get_output_next_wrap(D_DOWN, current_output);
44 return get_output_by_name(output_str, true);
48 * Retrieves the primary name of an output.
51 char *output_primary_name(Output *output) {
52 return SLIST_FIRST(&output->names_head)->name;
55 Output *get_output_for_con(Con *con) {
56 Con *output_con = con_get_output(con);
57 Output *output = get_output_by_name(output_con->name, true);
58 assert(output != NULL);
64 * Iterates over all outputs and pushes sticky windows to the currently visible
65 * workspace on that output.
67 * old_focus is used to determine if a sticky window is going to be focused.
68 * old_focus might be different than the currently focused container because the
69 * caller might need to temporarily change the focus and then call
70 * output_push_sticky_windows. For example, workspace_show needs to set focus to
71 * one of its descendants first, then call output_push_sticky_windows that
72 * should focus a sticky window if it was the focused in the previous workspace.
75 void output_push_sticky_windows(Con *old_focus) {
77 TAILQ_FOREACH(output, &(croot->focus_head), focused) {
78 Con *workspace, *visible_ws = NULL;
79 GREP_FIRST(visible_ws, output_get_content(output), workspace_is_visible(child));
81 /* We use this loop instead of TAILQ_FOREACH to avoid problems if the
82 * sticky window was the last window on that workspace as moving it in
83 * this case will close the workspace. */
84 for (workspace = TAILQ_FIRST(&(output_get_content(output)->focus_head));
85 workspace != TAILQ_END(&(output_get_content(output)->focus_head));) {
86 Con *current_ws = workspace;
87 workspace = TAILQ_NEXT(workspace, focused);
89 /* Since moving the windows actually removes them from the list of
90 * floating windows on this workspace, here too we need to use
91 * another loop than TAILQ_FOREACH. */
93 for (child = TAILQ_FIRST(&(current_ws->focus_head));
94 child != TAILQ_END(&(current_ws->focus_head));) {
96 child = TAILQ_NEXT(child, focused);
97 if (current->type != CT_FLOATING_CON || !con_is_sticky(current)) {
101 bool ignore_focus = (old_focus == NULL) || (current != old_focus->parent);
102 con_move_to_workspace(current, visible_ws, true, false, ignore_focus);
104 Con *current_ws = con_get_workspace(focused);
105 con_activate(con_descend_focused(current));
106 /* Pushing sticky windows shouldn't change the focused workspace. */
107 con_activate(con_descend_focused(current_ws));