gnome-shell/js/ui/environment.js

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/* -*- mode: js2; js2-basic-offset: 4; indent-tabs-mode: nil -*- */
const St = imports.gi.St;
const Gettext_gtk20 = imports.gettext.domain('gtk20');
const Tweener = imports.ui.tweener;
const Format = imports.misc.format;
// "monkey patch" in some varargs ClutterContainer methods; we need
// to do this per-container class since there is no representation
// of interfaces in Javascript
function _patchContainerClass(containerClass) {
// This one is a straightforward mapping of the C method
containerClass.prototype.child_set = function(actor, props) {
let meta = this.get_child_meta(actor);
for (prop in props)
meta[prop] = props[prop];
};
// clutter_container_add() actually is a an add-many-actors
// method. We conveniently, but somewhat dubiously, take the
// this opportunity to make it do something more useful.
containerClass.prototype.add = function(actor, props) {
this.add_actor(actor);
if (props)
this.child_set(actor, props);
};
}
_patchContainerClass(St.BoxLayout);
_patchContainerClass(St.Table);
function init() {
Tweener.init();
String.prototype.format = Format.format;
// Set the default direction for St widgets (this needs to be done before any use of St)
if (Gettext_gtk20.gettext('default:LTR') == 'default:RTL') {
St.Widget.set_default_direction(St.TextDirection.RTL);
}
}