1 files changed, 55 insertions, 0 deletions
diff --git a/www/wiki/resources/src/mediawiki.rcfilters/ui/mw.rcfilters.ui.MarkSeenButtonWidget.js b/www/wiki/resources/src/mediawiki.rcfilters/ui/mw.rcfilters.ui.MarkSeenButtonWidget.js
new file mode 100644
index 00000000..d447f918
--- /dev/null
+++ b/www/wiki/resources/src/mediawiki.rcfilters/ui/mw.rcfilters.ui.MarkSeenButtonWidget.js
@@ -0,0 +1,55 @@
+( function ( mw ) {
+	/**
+	 * Button for marking all changes as seen on the Watchlist
+	 *
+	 * @extends OO.ui.ButtonWidget
+	 *
+	 * @constructor
+	 * @param {mw.rcfilters.Controller} controller
+	 * @param {mw.rcfilters.dm.ChangesListViewModel} model Changes list view model
+	 * @param {Object} [config] Configuration object
+	 */
+	mw.rcfilters.ui.MarkSeenButtonWidget = function MwRcfiltersUiMarkSeenButtonWidget( controller, model, config ) {
+		config = config || {};
+
+		// Parent
+		mw.rcfilters.ui.MarkSeenButtonWidget.parent.call( this, $.extend( {
+			label: mw.message( 'rcfilters-watchlist-markseen-button' ).text(),
+			icon: 'checkAll'
+		}, config ) );
+
+		this.controller = controller;
+		this.model = model;
+
+		// Events
+		this.connect( this, { click: 'onClick' } );
+		this.model.connect( this, { update: 'onModelUpdate' } );
+
+		this.$element.addClass( 'mw-rcfilters-ui-markSeenButtonWidget' );
+
+		this.onModelUpdate();
+	};
+
+	/* Initialization */
+
+	OO.inheritClass( mw.rcfilters.ui.MarkSeenButtonWidget, OO.ui.ButtonWidget );
+
+	/* Methods */
+
+	/**
+	 * Respond to the button being clicked
+	 */
+	mw.rcfilters.ui.MarkSeenButtonWidget.prototype.onClick = function () {
+		this.controller.markAllChangesAsSeen();
+		// assume there's no more unseen changes until the next model update
+		this.setDisabled( true );
+	};
+
+	/**
+	 * Respond to the model being updated with new changes
+	 */
+	mw.rcfilters.ui.MarkSeenButtonWidget.prototype.onModelUpdate = function () {
+		this.setDisabled( !this.model.hasUnseenWatchedChanges() );
+	};
+
+}( mediaWiki ) );