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view: Create subsurface views in weston_view_create()

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When we create a new view for a top-level window, also create views for
all its children.

Signed-off-by: Daniel Stone <daniels@collabora.com>
This commit is contained in:
Daniel Stone 2023-06-27 06:38:50 +01:00
parent bf228370ff
commit 314f2ba0c3
1 changed files with 43 additions and 1 deletions
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44
libweston/compositor.c
View file

@ -502,10 +502,52 @@ weston_view_create_internal(struct weston_surface *surface)
return view;
}
static struct weston_view *
weston_view_create_subsurfaces(struct weston_view *parent_view,
struct weston_subsurface *sub)
{
struct weston_surface *child_surface = sub->surface;
struct weston_subsurface *sub_sub;
struct weston_view *child_view;
child_view = weston_view_create_internal(child_surface);
assert(child_view);
weston_view_set_transform_parent(child_view, parent_view);
weston_view_set_rel_position(child_view, sub->position.offset);
child_view->parent_view = parent_view;
weston_view_update_transform(child_view);
child_surface->compositor->view_list_needs_rebuild = true;
wl_list_for_each(sub_sub, &child_surface->subsurface_list, parent_link) {
if (sub_sub->surface == sub->surface)
continue;
weston_view_create_subsurfaces(child_view, sub_sub);
}
return child_view;
}
WL_EXPORT struct weston_view *
weston_view_create(struct weston_surface *surface)
{
return weston_view_create_internal(surface);
struct weston_view *view = weston_view_create_internal(surface);
struct weston_subsurface *sub;
if (!view)
return NULL;
/* Create a view for all the subsurfaces so it's ready to use later;
* this will be discovered by view_list_add_subsurface_list(). */
wl_list_for_each(sub, &surface->subsurface_list, parent_link) {
if (sub->surface == surface)
continue;
weston_view_create_subsurfaces(view, sub);
}
return view;
}
struct weston_presentation_feedback {