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rootston: add a view child interface

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emersion 2019-02-23 14:18:32 +01:00
parent e86c7a3dd6
commit 9f11bf571e
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GPG key ID: 0FDE7BE0E88F5E48
5 changed files with 59 additions and 40 deletions
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29
rootston/view.c
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@ -354,7 +354,7 @@ bool view_center(struct roots_view *view) {
return true;
}
void view_child_finish(struct roots_view_child *child) {
void view_child_destroy(struct roots_view_child *child) {
if (child == NULL) {
return;
}
@ -362,6 +362,7 @@ void view_child_finish(struct roots_view_child *child) {
wl_list_remove(&child->link);
wl_list_remove(&child->commit.link);
wl_list_remove(&child->new_subsurface.link);
child->impl->destroy(child);
}
static void view_child_handle_commit(struct wl_listener *listener,
@ -378,9 +379,11 @@ static void view_child_handle_new_subsurface(struct wl_listener *listener,
subsurface_create(child->view, wlr_subsurface);
}
void view_child_init(struct roots_view_child *child, struct roots_view *view,
void view_child_init(struct roots_view_child *child,
const struct roots_view_child_interface *impl, struct roots_view *view,
struct wlr_surface *wlr_surface) {
assert(child->destroy);
assert(impl->destroy);
child->impl = impl;
child->view = view;
child->wlr_surface = wlr_surface;
child->commit.notify = view_child_handle_commit;
@ -390,24 +393,26 @@ void view_child_init(struct roots_view_child *child, struct roots_view *view,
wl_list_insert(&view->children, &child->link);
}
static const struct roots_view_child_interface subsurface_impl;
static void subsurface_destroy(struct roots_view_child *child) {
assert(child->destroy == subsurface_destroy);
assert(child->impl == &subsurface_impl);
struct roots_subsurface *subsurface = (struct roots_subsurface *)child;
if (subsurface == NULL) {
return;
}
wl_list_remove(&subsurface->destroy.link);
wl_list_remove(&subsurface->map.link);
wl_list_remove(&subsurface->unmap.link);
view_child_finish(&subsurface->view_child);
free(subsurface);
}
static const struct roots_view_child_interface subsurface_impl = {
.destroy = subsurface_destroy,
};
static void subsurface_handle_destroy(struct wl_listener *listener,
void *data) {
struct roots_subsurface *subsurface =
wl_container_of(listener, subsurface, destroy);
subsurface_destroy(&subsurface->view_child);
view_child_destroy(&subsurface->view_child);
}
static void subsurface_handle_map(struct wl_listener *listener,
@ -436,8 +441,8 @@ struct roots_subsurface *subsurface_create(struct roots_view *view,
return NULL;
}
subsurface->wlr_subsurface = wlr_subsurface;
subsurface->view_child.destroy = subsurface_destroy;
view_child_init(&subsurface->view_child, view, wlr_subsurface->surface);
view_child_init(&subsurface->view_child, &subsurface_impl,
view, wlr_subsurface->surface);
subsurface->destroy.notify = subsurface_handle_destroy;
wl_signal_add(&wlr_subsurface->events.destroy, &subsurface->destroy);
subsurface->map.notify = subsurface_handle_map;
@ -509,7 +514,7 @@ void view_unmap(struct roots_view *view) {
struct roots_view_child *child, *tmp;
wl_list_for_each_safe(child, tmp, &view->children, link) {
child->destroy(child);
view_child_destroy(child);
}
if (view->fullscreen_output != NULL) {