1 files changed, 48 insertions, 0 deletions
diff --git a/vendor/oojs/oojs-ui/src/widgets/GroupWidget.js b/vendor/oojs/oojs-ui/src/widgets/GroupWidget.js
new file mode 100644
index 00000000..7d9be905
--- /dev/null
+++ b/vendor/oojs/oojs-ui/src/widgets/GroupWidget.js
@@ -0,0 +1,48 @@
+/**
+ * Mixin for OO.ui.Widget subclasses to provide OO.ui.GroupElement.
+ *
+ * Use together with OO.ui.ItemWidget to make disabled state inheritable.
+ *
+ * @private
+ * @abstract
+ * @class
+ * @extends OO.ui.GroupElement
+ *
+ * @constructor
+ * @param {Object} [config] Configuration options
+ */
+OO.ui.GroupWidget = function OoUiGroupWidget( config ) {
+	// Parent constructor
+	OO.ui.GroupWidget.super.call( this, config );
+};
+
+/* Setup */
+
+OO.inheritClass( OO.ui.GroupWidget, OO.ui.GroupElement );
+
+/* Methods */
+
+/**
+ * Set the disabled state of the widget.
+ *
+ * This will also update the disabled state of child widgets.
+ *
+ * @param {boolean} disabled Disable widget
+ * @chainable
+ */
+OO.ui.GroupWidget.prototype.setDisabled = function ( disabled ) {
+	var i, len;
+
+	// Parent method
+	// Note: Calling #setDisabled this way assumes this is mixed into an OO.ui.Widget
+	OO.ui.Widget.prototype.setDisabled.call( this, disabled );
+
+	// During construction, #setDisabled is called before the OO.ui.GroupElement constructor
+	if ( this.items ) {
+		for ( i = 0, len = this.items.length; i < len; i++ ) {
+			this.items[ i ].updateDisabled();
+		}
+	}
+
+	return this;
+};