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xdg shell: add wlr_xdg_surface_for_each_popup_surface()

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When rendering, it is necessary to iterate the subsurfaces as well,
so add a function that makes this easy.
This commit is contained in:
Isaac Freund 2021-01-07 14:41:24 +01:00 committed by Simon Ser
parent 129e02b57d
commit c5c5ab9724
2 changed files with 40 additions and 0 deletions
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8
include/wlr/types/wlr_xdg_shell.h
View file

@ -392,6 +392,14 @@ void wlr_xdg_surface_get_geometry(struct wlr_xdg_surface *surface,
void wlr_xdg_surface_for_each_surface(struct wlr_xdg_surface *surface,
wlr_surface_iterator_func_t iterator, void *user_data);
/**
* Call `iterator` on each popup's surface and popup's subsurface in the
* xdg-surface tree, with the surfaces's position relative to the root
* xdg-surface. The function is called from root to leaves (in rendering order).
*/
void wlr_xdg_surface_for_each_popup_surface(struct wlr_xdg_surface *surface,
wlr_surface_iterator_func_t iterator, void *user_data);
/**
* Schedule a surface configuration. This should only be called by protocols
* extending the shell.

32
types/xdg_shell/wlr_xdg_surface.c
View file

@ -662,11 +662,43 @@ static void xdg_surface_for_each_popup(struct wlr_xdg_surface *surface,
}
}
static void xdg_surface_for_each_popup_surface(struct wlr_xdg_surface *surface,
int x, int y, wlr_surface_iterator_func_t iterator, void *user_data) {
struct wlr_xdg_popup *popup_state;
wl_list_for_each(popup_state, &surface->popups, link) {
struct wlr_xdg_surface *popup = popup_state->base;
if (!popup->configured) {
continue;
}
double popup_sx, popup_sy;
xdg_popup_get_position(popup_state, &popup_sx, &popup_sy);
struct xdg_surface_iterator_data data = {
.user_iterator = iterator,
.user_data = user_data,
.x = x + popup_sx, .y = y + popup_sy,
};
wlr_surface_for_each_surface(popup->surface, xdg_surface_iterator,
&data);
xdg_surface_for_each_popup_surface(popup,
x + popup_sx,
y + popup_sy,
iterator, user_data);
}
}
void wlr_xdg_surface_for_each_surface(struct wlr_xdg_surface *surface,
wlr_surface_iterator_func_t iterator, void *user_data) {
xdg_surface_for_each_surface(surface, 0, 0, iterator, user_data);
}
void wlr_xdg_surface_for_each_popup_surface(struct wlr_xdg_surface *surface,
wlr_surface_iterator_func_t iterator, void *user_data) {
xdg_surface_for_each_popup_surface(surface, 0, 0, iterator, user_data);
}
void wlr_xdg_surface_for_each_popup(struct wlr_xdg_surface *surface,
wlr_surface_iterator_func_t iterator, void *user_data) {
xdg_surface_for_each_popup(surface, 0, 0, iterator, user_data);