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xwyland/xwm: simplify unpaired_link handling 

Always keep it initialized, so that we don't have to check for
xsurface->surface_id.

Will help with WL_SURFACE_SERIAL support, which adds a new way for
a surface to be unpaired.
This commit is contained in:
Simon Ser 2022-10-18 14:31:05 +02:00
parent c6d8a11d2c
commit 2ee59e1a08
1 changed files with 13 additions and 12 deletions
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25
xwayland/xwm.c
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@ -159,6 +159,7 @@ static struct wlr_xwayland_surface *xwayland_surface_create(
wl_list_init(&surface->children);
wl_list_init(&surface->stack_link);
wl_list_init(&surface->parent_link);
wl_list_init(&surface->unpaired_link);
wl_signal_init(&surface->events.destroy);
wl_signal_init(&surface->events.request_configure);
wl_signal_init(&surface->events.request_move);
@ -406,9 +407,7 @@ static void xwayland_surface_destroy(
child->parent = NULL;
}
if (xsurface->surface_id) {
wl_list_remove(&xsurface->unpaired_link);
}
wl_list_remove(&xsurface->unpaired_link);
if (xsurface->surface) {
wl_list_remove(&xsurface->surface_destroy.link);
@ -879,6 +878,10 @@ static void xwm_map_shell_surface(struct wlr_xwm *xwm,
return;
}
wl_list_remove(&xsurface->unpaired_link);
wl_list_init(&xsurface->unpaired_link);
xsurface->surface_id = 0;
xsurface->surface = surface;
// read all surface properties
@ -913,13 +916,12 @@ static void xsurface_unmap(struct wlr_xwayland_surface *surface) {
xwm_set_net_client_list(surface->xwm);
}
if (surface->surface_id) {
// Make sure we're not on the unpaired surface list or we
// could be assigned a surface during surface creation that
// was mapped before this unmap request.
wl_list_remove(&surface->unpaired_link);
surface->surface_id = 0;
}
// Make sure we're not on the unpaired surface list or we
// could be assigned a surface during surface creation that
// was mapped before this unmap request.
wl_list_remove(&surface->unpaired_link);
wl_list_init(&surface->unpaired_link);
surface->surface_id = 0;
if (surface->surface) {
wl_list_remove(&surface->surface_destroy.link);
@ -1129,6 +1131,7 @@ static void xwm_handle_surface_id_message(struct wlr_xwm *xwm,
xwm_map_shell_surface(xwm, xsurface, surface);
} else {
xsurface->surface_id = id;
wl_list_remove(&xsurface->unpaired_link);
wl_list_insert(&xwm->unpaired_surfaces, &xsurface->unpaired_link);
}
}
@ -1655,8 +1658,6 @@ static void handle_compositor_new_surface(struct wl_listener *listener,
wl_list_for_each(xsurface, &xwm->unpaired_surfaces, unpaired_link) {
if (xsurface->surface_id == surface_id) {
xwm_map_shell_surface(xwm, xsurface, surface);
xsurface->surface_id = 0;
wl_list_remove(&xsurface->unpaired_link);
xcb_flush(xwm->xcb_conn);
return;
}