tree: support formatting null titles

Any windows that have never had a title set visually behave closer to
that of an empty title, but are unformattable, as the code bails out
early on a NULL title.
This commit is contained in:
Puck Meerburg 2022-08-07 10:12:05 +00:00 committed by Simon Ser
parent 7cc8ab6d6c
commit 0fdeb4ca84

View file

@ -1282,21 +1282,23 @@ void view_update_title(struct sway_view *view, bool force) {
free(view->container->title);
free(view->container->formatted_title);
if (title) {
size_t len = parse_title_format(view, NULL);
size_t len = parse_title_format(view, NULL);
if (len) {
char *buffer = calloc(len + 1, sizeof(char));
if (!sway_assert(buffer, "Unable to allocate title string")) {
return;
}
parse_title_format(view, buffer);
view->container->title = strdup(title);
parse_title_format(view, buffer);
view->container->formatted_title = buffer;
} else {
view->container->title = NULL;
view->container->formatted_title = NULL;
}
view->container->title = title ? strdup(title) : NULL;
// Update title after the global font height is updated
container_update_title_textures(view->container);