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/*
* vim:ts=4:sw=4:expandtab
*
* i3 - an improved dynamic tiling window manager
* © 2009 Michael Stapelberg and contributors (see also: LICENSE)
*
* output.c: Output (monitor) related functions.
*
*/
#include "all.h"
/*
* Returns the content container below the given output container.
*
*/
Con *output_get_content(Con *output) {
Con *child;
TAILQ_FOREACH (child, &(output->nodes_head), nodes) {
if (child->type == CT_CON) {
return child;
}
}
return NULL;
}
/*
* Returns an 'output' corresponding to one of left/right/down/up or a specific
* output name.
*
*/
Output *get_output_from_string(Output *current_output, const char *output_str) {
if (strcasecmp(output_str, "current") == 0) {
return get_output_for_con(focused);
} else if (strcasecmp(output_str, "left") == 0) {
return get_output_next_wrap(D_LEFT, current_output);
} else if (strcasecmp(output_str, "right") == 0) {
return get_output_next_wrap(D_RIGHT, current_output);
} else if (strcasecmp(output_str, "up") == 0) {
return get_output_next_wrap(D_UP, current_output);
} else if (strcasecmp(output_str, "down") == 0) {
return get_output_next_wrap(D_DOWN, current_output);
}
return get_output_by_name(output_str, true);
}
/*
* Retrieves the primary name of an output.
*
*/
char *output_primary_name(Output *output) {
return SLIST_FIRST(&output->names_head)->name;
}
/*
* Retrieves the output for a given container. Never returns NULL.
* There is an assertion that _will_ fail if the container is inside an
* internal workspace. Use con_is_internal() if needed before calling this
* function.
*/
Output *get_output_for_con(Con *con) {
Con *output_con = con_get_output(con);
Output *output = get_output_by_name(output_con->name, true);
assert(output != NULL);
return output;
}
/*
* Iterates over all outputs and pushes sticky windows to the currently visible
* workspace on that output.
*
* old_focus is used to determine if a sticky window is going to be focused.
* old_focus might be different than the currently focused container because the
* caller might need to temporarily change the focus and then call
* output_push_sticky_windows. For example, workspace_show needs to set focus to
* one of its descendants first, then call output_push_sticky_windows that
* should focus a sticky window if it was the focused in the previous workspace.
*
*/
void output_push_sticky_windows(Con *old_focus) {
Con *output;
TAILQ_FOREACH (output, &(croot->focus_head), focused) {
Con *workspace, *visible_ws = NULL;
GREP_FIRST(visible_ws, output_get_content(output), workspace_is_visible(child));
/* We use this loop instead of TAILQ_FOREACH to avoid problems if the
* sticky window was the last window on that workspace as moving it in
* this case will close the workspace. */
for (workspace = TAILQ_FIRST(&(output_get_content(output)->focus_head));
workspace != TAILQ_END(&(output_get_content(output)->focus_head));) {
Con *current_ws = workspace;
workspace = TAILQ_NEXT(workspace, focused);
/* Since moving the windows actually removes them from the list of
* floating windows on this workspace, here too we need to use
* another loop than TAILQ_FOREACH. */
Con *child;
for (child = TAILQ_FIRST(&(current_ws->focus_head));
child != TAILQ_END(&(current_ws->focus_head));) {
Con *current = child;
child = TAILQ_NEXT(child, focused);
if (current->type != CT_FLOATING_CON || !con_is_sticky(current)) {
continue;
}
bool ignore_focus = (old_focus == NULL) || (current != old_focus->parent);
con_move_to_workspace(current, visible_ws, true, false, ignore_focus);
if (!ignore_focus) {
Con *current_ws = con_get_workspace(focused);
con_activate(con_descend_focused(current));
/* Pushing sticky windows shouldn't change the focused workspace. */
con_activate(con_descend_focused(current_ws));
}
}
}
}
}
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