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

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/**
* VisualEditor user interface ButtonTool class.
*
* @copyright 2011-2012 VisualEditor Team and others; see AUTHORS.txt
* @license The MIT License (MIT); see LICENSE.txt
*/
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/**
* Creates an ve.ui.ButtonTool object.
*
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* @class
* @constructor
* @param {ve.ui.Toolbar} toolbar
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* @param {String} name
*/
ve.ui.ButtonTool = function( toolbar, name, title ) {
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// Inheritance
ve.ui.Tool.call( this, toolbar, name, title );
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if ( !name ) {
return;
}
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// Properties
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this.$.addClass( 'es-toolbarButtonTool' ).addClass( 'es-toolbarButtonTool-' + name );
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// Events
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var _this = this;
this.$.bind( {
'mousedown': function( e ) {
if ( e.which === 1 ) {
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e.preventDefault();
return false;
}
},
'mouseup': function ( e ) {
if ( e.which === 1 ) {
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_this.onClick( e );
}
}
} );
};
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/* Methods */
ve.ui.ButtonTool.prototype.onClick = function() {
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throw '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' );
}
};
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/* Inheritance */
ve.extendClass( ve.ui.ButtonTool, ve.ui.Tool );