115 lines
4.0 KiB
C
115 lines
4.0 KiB
C
/*
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* vim:ts=4:sw=4:expandtab
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*
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* i3 - an improved dynamic tiling window manager
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* © 2009 Michael Stapelberg and contributors (see also: LICENSE)
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*
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* output.c: Output (monitor) related functions.
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*
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*/
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#include "all.h"
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/*
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* Returns the content container below the given output container.
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*
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*/
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Con *output_get_content(Con *output) {
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Con *child;
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TAILQ_FOREACH (child, &(output->nodes_head), nodes) {
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if (child->type == CT_CON) {
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return child;
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}
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}
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return NULL;
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}
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/*
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* Returns an 'output' corresponding to one of left/right/down/up or a specific
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* output name.
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*
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*/
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Output *get_output_from_string(Output *current_output, const char *output_str) {
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if (strcasecmp(output_str, "current") == 0) {
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return get_output_for_con(focused);
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} else if (strcasecmp(output_str, "left") == 0) {
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return get_output_next_wrap(D_LEFT, current_output);
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} else if (strcasecmp(output_str, "right") == 0) {
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return get_output_next_wrap(D_RIGHT, current_output);
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} else if (strcasecmp(output_str, "up") == 0) {
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return get_output_next_wrap(D_UP, current_output);
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} else if (strcasecmp(output_str, "down") == 0) {
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return get_output_next_wrap(D_DOWN, current_output);
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}
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return get_output_by_name(output_str, true);
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}
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/*
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* Retrieves the primary name of an output.
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*
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*/
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char *output_primary_name(Output *output) {
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return SLIST_FIRST(&output->names_head)->name;
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}
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Output *get_output_for_con(Con *con) {
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Con *output_con = con_get_output(con);
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Output *output = get_output_by_name(output_con->name, true);
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assert(output != NULL);
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return output;
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}
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/*
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* Iterates over all outputs and pushes sticky windows to the currently visible
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* workspace on that output.
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*
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* old_focus is used to determine if a sticky window is going to be focused.
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* old_focus might be different than the currently focused container because the
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* caller might need to temporarily change the focus and then call
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* output_push_sticky_windows. For example, workspace_show needs to set focus to
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* one of its descendants first, then call output_push_sticky_windows that
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* should focus a sticky window if it was the focused in the previous workspace.
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*
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*/
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void output_push_sticky_windows(Con *old_focus) {
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Con *output;
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TAILQ_FOREACH (output, &(croot->focus_head), focused) {
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Con *workspace, *visible_ws = NULL;
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GREP_FIRST(visible_ws, output_get_content(output), workspace_is_visible(child));
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/* We use this loop instead of TAILQ_FOREACH to avoid problems if the
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* sticky window was the last window on that workspace as moving it in
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* this case will close the workspace. */
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for (workspace = TAILQ_FIRST(&(output_get_content(output)->focus_head));
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workspace != TAILQ_END(&(output_get_content(output)->focus_head));) {
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Con *current_ws = workspace;
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workspace = TAILQ_NEXT(workspace, focused);
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/* Since moving the windows actually removes them from the list of
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* floating windows on this workspace, here too we need to use
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* another loop than TAILQ_FOREACH. */
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Con *child;
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for (child = TAILQ_FIRST(&(current_ws->focus_head));
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child != TAILQ_END(&(current_ws->focus_head));) {
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Con *current = child;
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child = TAILQ_NEXT(child, focused);
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if (current->type != CT_FLOATING_CON || !con_is_sticky(current)) {
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continue;
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}
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bool ignore_focus = (old_focus == NULL) || (current != old_focus->parent);
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con_move_to_workspace(current, visible_ws, true, false, ignore_focus);
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if (!ignore_focus) {
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Con *current_ws = con_get_workspace(focused);
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con_activate(con_descend_focused(current));
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/* Pushing sticky windows shouldn't change the focused workspace. */
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con_activate(con_descend_focused(current_ws));
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}
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}
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}
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}
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}
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