MediaWiki:Common.js

/* Any JavaScript here will be loaded for all users on every page load. */

/* Add single characters to the Symbols section of the editing toolbar */
/* Based on code found at:
   https://www.mediawiki.org/wiki/Extension:WikiEditor/Toolbar_customization ..
   #Add_characters_to_an_existing_special_characters_page */
$(function() {
    $( '#wpTextbox1' ).on( 'wikiEditor-toolbar-buildSection-characters', function (event, section) {
    	/* Description of symbols:
    	   U+22C5, Dot Operator (⋅)
    	   U+2605, Black Star (★)
    	   U+2606, White Star (☆)
    	   U+266D, Music Flat Sign (♭)
    	   U+266E, Music Natural Sign (♮)
    	   U+266F, Music Sharp Sign (♯)
    	*/
        section.pages.symbols.characters.push(
        	'\u22c5', '\u2605', '\u2606', '\u266d', '\u266e', '\u266f');
    });
});