1 files changed, 71 insertions, 0 deletions
diff --git a/vendor/oojs/oojs-ui/src/widgets/ToggleWidget.js b/vendor/oojs/oojs-ui/src/widgets/ToggleWidget.js
new file mode 100644
index 00000000..16d6ba50
--- /dev/null
+++ b/vendor/oojs/oojs-ui/src/widgets/ToggleWidget.js
@@ -0,0 +1,71 @@
+/**
+ * ToggleWidget implements basic behavior of widgets with an on/off state.
+ * Please see OO.ui.ToggleButtonWidget and OO.ui.ToggleSwitchWidget for examples.
+ *
+ * @abstract
+ * @class
+ * @extends OO.ui.Widget
+ *
+ * @constructor
+ * @param {Object} [config] Configuration options
+ * @cfg {boolean} [value=false] The toggle’s initial on/off state.
+ *  By default, the toggle is in the 'off' state.
+ */
+OO.ui.ToggleWidget = function OoUiToggleWidget( config ) {
+	// Configuration initialization
+	config = config || {};
+
+	// Parent constructor
+	OO.ui.ToggleWidget.super.call( this, config );
+
+	// Properties
+	this.value = null;
+
+	// Initialization
+	this.$element.addClass( 'oo-ui-toggleWidget' );
+	this.setValue( !!config.value );
+};
+
+/* Setup */
+
+OO.inheritClass( OO.ui.ToggleWidget, OO.ui.Widget );
+
+/* Events */
+
+/**
+ * @event change
+ *
+ * A change event is emitted when the on/off state of the toggle changes.
+ *
+ * @param {boolean} value Value representing the new state of the toggle
+ */
+
+/* Methods */
+
+/**
+ * Get the value representing the toggle’s state.
+ *
+ * @return {boolean} The on/off state of the toggle
+ */
+OO.ui.ToggleWidget.prototype.getValue = function () {
+	return this.value;
+};
+
+/**
+ * Set the state of the toggle: `true` for 'on', `false' for 'off'.
+ *
+ * @param {boolean} value The state of the toggle
+ * @fires change
+ * @chainable
+ */
+OO.ui.ToggleWidget.prototype.setValue = function ( value ) {
+	value = !!value;
+	if ( this.value !== value ) {
+		this.value = value;
+		this.emit( 'change', value );
+		this.$element.toggleClass( 'oo-ui-toggleWidget-on', value );
+		this.$element.toggleClass( 'oo-ui-toggleWidget-off', !value );
+		this.$element.attr( 'aria-checked', value.toString() );
+	}
+	return this;
+};