MediaWiki:Common.js

if ( [ 'edit', 'submit' ].indexOf( mw.config.get( 'wgAction' ) ) !== -1 ) {
	// Add a hook handler.
	mw.hook( 'wikiEditor.toolbarReady' ).add( function ( $textarea ) {
		// Configure a new toolbar entry on the given $textarea jQuery object.

	$textarea.wikiEditor( 'addToToolbar', {
		section: 'main',
		group: 'format',
		tools: {
			dothing: {
				type: 'element',
				element: function ( context ) {
					// Note that the `context` object contains various useful references.
					console.log( context );
					var button = new OO.ui.ButtonInputWidget( {
						label: 'Do a thing',
						icon: 'hieroglyph'
					} );
					button.connect( null, {
						click: function ( e ) {
							// Do whatever is required when the button is clicked.
							console.log( e );
							OO.ui.alert( 'A thing is done.' );
						}
					} );
					return button.$element;
				}
			}
		}
	} );


} );
}