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view: add for_each_view()

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Helped-by: @Consolatis and @heroin-moose (by a significant amount)
This commit is contained in:
Johan Malm 2023-08-18 22:18:59 +01:00 • committed by Johan Malm
parent a9e123393c
commit 7fde7ed2cc
3 changed files with 87 additions and 36 deletions
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81
src/view.c
View file

@ -19,44 +19,63 @@
#define LAB_FALLBACK_WIDTH 640
#define LAB_FALLBACK_HEIGHT 480
static bool
matches_criteria(struct view *view, enum lab_view_criteria criteria)
{
if (!isfocusable(view)) {
return false;
}
if (criteria & LAB_VIEW_CRITERIA_CURRENT_WORKSPACE) {
/*
* Always-on-top views are always on the current desktop and are
* special in that they live in a different tree.
*/
struct server *server = view->server;
if (view->scene_tree->node.parent != server->workspace_current->tree
&& !view_is_always_on_top(view)) {
return false;
}
}
if (criteria & LAB_VIEW_CRITERIA_NO_ALWAYS_ON_TOP) {
if (view_is_always_on_top(view)) {
return false;
}
}
if (criteria & LAB_VIEW_CRITERIA_NO_SKIP_WINDOW_SWITCHER) {
if (window_rules_get_property(view, "skipWindowSwitcher") == LAB_PROP_TRUE) {
return false;
}
}
return true;
}
struct view *
view_next(struct wl_list *head, struct view *view, enum lab_view_criteria criteria)
{
assert(head);
struct wl_list *elm = view ? &view->link : head;
for (elm = elm->next; elm != head; elm = elm->next) {
view = wl_container_of(elm, view, link);
if (matches_criteria(view, criteria)) {
return view;
}
}
return NULL;
}
void
view_array_append(struct server *server, struct wl_array *views,
enum lab_view_criteria criteria)
{
struct view *view;
wl_list_for_each(view, &server->views, link)
{
if (!isfocusable(view)) {
for_each_view(view, &server->views, criteria) {
struct view **entry = wl_array_add(views, sizeof(*entry));
if (!entry) {
wlr_log(WLR_ERROR, "wl_array_add(): out of memory");
continue;
}
if (criteria & LAB_VIEW_CRITERIA_CURRENT_WORKSPACE) {
/*
* Always-on-top views are always on the current
* desktop and are special in that they live in a
* different tree.
*/
if (view_is_always_on_top(view)) {
goto next;
}
if (view->scene_tree->node.parent != server->workspace_current->tree) {
continue;
}
}
next:
if (criteria & LAB_VIEW_CRITERIA_NO_ALWAYS_ON_TOP) {
if (view_is_always_on_top(view)) {
continue;
}
}
if (criteria & LAB_VIEW_CRITERIA_NO_SKIP_WINDOW_SWITCHER) {
if (window_rules_get_property(view, "skipWindowSwitcher")
== LAB_PROP_TRUE) {
continue;
}
}
struct view **entry = wl_array_add(views, sizeof(*entry));
*entry = view;
}
}