gnome-shell/js/ui/gtkutil.js

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/* -*- mode: js2; js2-basic-offset: 4; tab-width: 4; indent-tabs-mode: nil -*- */
const Lang = imports.lang;
const Clutter = imports.gi.Clutter;
const Gtk = imports.gi.Gtk;
function loadIconToTexture(gicon, size, fallback) {
let iconTheme = Gtk.IconTheme.get_default();
let path = null;
let icon = null;
if (gicon != null) {
let iconinfo = iconTheme.lookup_by_gicon(gicon, size, Gtk.IconLookupFlags.NO_SVG);
if (iconinfo)
path = iconinfo.get_filename();
}
if (path) {
try {
icon = new Clutter.Texture({ width: size, height: size, load_async: true });
icon.set_from_file(path);
return icon;
} catch (e) {
icon = null;
}
}
if (icon == null && fallback)
icon = new Clutter.Texture({ width: size, height: size });
return icon;
}