mediawiki-extensions-Visual.../modules/ve/ui/tools/ve.ui.ButtonTool.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

62 lines
1.2 KiB
JavaScript

/**
* VisualEditor user interface ButtonTool class.
*
* @copyright 2011-2012 VisualEditor Team and others; see AUTHORS.txt
* @license The MIT License (MIT); see LICENSE.txt
*/
/**
* Creates an ve.ui.ButtonTool object.
*
* @class
* @constructor
* @param {ve.ui.Toolbar} toolbar
* @param {String} name
*/
ve.ui.ButtonTool = function ( toolbar, name, title ) {
// Inheritance
ve.ui.Tool.call( this, toolbar, name, title );
if ( !name ) {
return;
}
// Properties
this.$.addClass( 'es-toolbarButtonTool es-toolbarButtonTool-' + name );
// Events
var tool = this;
tool.$.on( {
'mousedown': function ( e ) {
if ( e.which === 1 ) {
e.preventDefault();
return false;
}
},
'mouseup': function ( e ) {
if ( e.which === 1 ) {
tool.onClick( e );
}
}
} );
};
/* Methods */
ve.ui.ButtonTool.prototype.onClick = function () {
throw new Error( 'ButtonTool.onClick not implemented in this subclass:' + this.constructor );
};
ve.ui.ButtonTool.prototype.updateEnabled = function () {
if ( this.enabled ) {
this.$.removeClass( 'es-toolbarButtonTool-disabled' );
} else {
this.$.addClass( 'es-toolbarButtonTool-disabled' );
}
};
/* Inheritance */
ve.extendClass( ve.ui.ButtonTool, ve.ui.Tool );