absinthe/src/xdg-toplevel.c

#include <assert.h>
#include <wayland-server-core.h>
#include <wlr/util/log.h>

#include "types.h"
#include "xdg-decoration.h"

void
toplevel_commit(struct wl_listener *listener, void *data)
{
	UNUSED(data);
	absn_toplevel *toplevel = wl_container_of(listener, toplevel, commit);

	if (toplevel->xdg->base->initial_commit) {
		wlr_xdg_toplevel_set_activated(toplevel->xdg, false);

		/* forse server side decoration mode */
		if (toplevel->deco)
			deco_request_mode(&toplevel->deco_request_mode,
			    toplevel->deco);
		/* let client set initial size */
		toplevel->resizing = wlr_xdg_toplevel_set_size(toplevel->xdg, 0,
		    0);
		return;
	}

	bool resizing = toplevel->resizing &&
	    toplevel->resizing <= toplevel->xdg->base->current.configure_serial;

	/* remove pending resize */
	if (resizing)
		toplevel->resizing = 0;

	struct wlr_box clip = {
		.x = toplevel->xdg->base->geometry.x,
		.y = toplevel->xdg->base->geometry.y,
		.width = toplevel->geom.width - toplevel->bw,
		.height = toplevel->geom.height - toplevel->bw,
	};
	wlr_scene_subsurface_tree_set_clip(&toplevel->scene_surface->node,
	    &clip);
}