mediawiki-extensions-Visual.../modules/ve/ui/tools/ve.ui.DropdownTool.js
Trevor Parscal d8ee3c2c29 After much research on error objects, native = good, custom = bad
Stack traces, line numbers, etc. All the approaches I've seen are bad hacks. This is the best way to go.

Change-Id: Ib12e9d2ecfe610bcc89d046005e35cc13efa3d99
2012-08-08 10:48:53 -07:00

72 lines
1.7 KiB
JavaScript

/**
* VisualEditor user interface DropdownTool class.
*
* @copyright 2011-2012 VisualEditor Team and others; see AUTHORS.txt
* @license The MIT License (MIT); see LICENSE.txt
*/
/**
* Creates an ve.ui.DropdownTool object.
*
* @class
* @constructor
* @param {ve.ui.Toolbar} toolbar
* @param {String} name
* @param {Object[]} items
*/
ve.ui.DropdownTool = function ( toolbar, name, title, items ) {
// Inheritance
ve.ui.Tool.call( this, toolbar, name, title );
if ( !name ) {
return;
}
// Properties
var tool = this;
this.menuView = new ve.ui.Menu( items, function ( item ) {
tool.onSelect( item );
tool.$label.text( item.label );
}, this.$ );
this.$icon = $( '<div class="es-toolbarDropdownTool-icon"></div>' ).appendTo( this.$ );
this.$label = $( '<div class="es-toolbarDropdownTool-label">&nbsp;</div>' ).appendTo( this.$ );
// Events
$( document )
.add( this.toolbar.surfaceView.$ )
.mousedown( function ( e ) {
if ( e.which === 1 ) {
tool.menuView.close();
}
} );
this.$.on( {
'mousedown': function ( e ) {
if ( e.which === 1 ) {
e.preventDefault();
return false;
}
},
'mouseup': function ( e ) {
// Don't respond to menu clicks
var $item = $( e.target ).closest( '.es-menuView' );
if ( e.which === 1 && $item.length === 0 ) {
tool.menuView.open();
} else {
tool.menuView.close();
}
}
} );
// DOM Changes
this.$.addClass( 'es-toolbarDropdownTool es-toolbarDropdownTool-' + name );
};
/* Methods */
ve.ui.DropdownTool.prototype.onSelect = function ( item ) {
throw new Error( 'DropdownTool.onSelect not implemented in this subclass:' + this.constructor );
};
/* Inheritance */
ve.extendClass( ve.ui.DropdownTool, ve.ui.Tool );