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xdg shell: add wlr_xdg_surface_for_each_popup_surface()
When rendering, it is necessary to iterate the subsurfaces as well, so add a function that makes this easy.
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2 changed files with 40 additions and 0 deletions
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@ -392,6 +392,14 @@ void wlr_xdg_surface_get_geometry(struct wlr_xdg_surface *surface,
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void wlr_xdg_surface_for_each_surface(struct wlr_xdg_surface *surface,
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wlr_surface_iterator_func_t iterator, void *user_data);
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/**
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* Call `iterator` on each popup's surface and popup's subsurface in the
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* xdg-surface tree, with the surfaces's position relative to the root
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* xdg-surface. The function is called from root to leaves (in rendering order).
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*/
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void wlr_xdg_surface_for_each_popup_surface(struct wlr_xdg_surface *surface,
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wlr_surface_iterator_func_t iterator, void *user_data);
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/**
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* Schedule a surface configuration. This should only be called by protocols
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* extending the shell.
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@ -662,11 +662,43 @@ static void xdg_surface_for_each_popup(struct wlr_xdg_surface *surface,
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}
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}
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static void xdg_surface_for_each_popup_surface(struct wlr_xdg_surface *surface,
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int x, int y, wlr_surface_iterator_func_t iterator, void *user_data) {
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struct wlr_xdg_popup *popup_state;
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wl_list_for_each(popup_state, &surface->popups, link) {
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struct wlr_xdg_surface *popup = popup_state->base;
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if (!popup->configured) {
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continue;
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}
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double popup_sx, popup_sy;
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xdg_popup_get_position(popup_state, &popup_sx, &popup_sy);
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struct xdg_surface_iterator_data data = {
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.user_iterator = iterator,
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.user_data = user_data,
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.x = x + popup_sx, .y = y + popup_sy,
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};
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wlr_surface_for_each_surface(popup->surface, xdg_surface_iterator,
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&data);
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xdg_surface_for_each_popup_surface(popup,
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x + popup_sx,
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y + popup_sy,
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iterator, user_data);
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}
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}
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void wlr_xdg_surface_for_each_surface(struct wlr_xdg_surface *surface,
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wlr_surface_iterator_func_t iterator, void *user_data) {
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xdg_surface_for_each_surface(surface, 0, 0, iterator, user_data);
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}
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void wlr_xdg_surface_for_each_popup_surface(struct wlr_xdg_surface *surface,
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wlr_surface_iterator_func_t iterator, void *user_data) {
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xdg_surface_for_each_popup_surface(surface, 0, 0, iterator, user_data);
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}
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void wlr_xdg_surface_for_each_popup(struct wlr_xdg_surface *surface,
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wlr_surface_iterator_func_t iterator, void *user_data) {
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xdg_surface_for_each_popup(surface, 0, 0, iterator, user_data);
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