mediawiki-extensions-Visual.../modules/ve/ui/toolgroups/ve.ui.PopupToolGroup.js

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/*!
* VisualEditor UserInterface PopupToolGroup class.
*
* @copyright 2011-2013 VisualEditor Team and others; see AUTHORS.txt
* @license The MIT License (MIT); see LICENSE.txt
*/
/**
* UserInterface bar tool group.
*
* @class
* @abstract
* @extends ve.ui.ToolGroup
* @mixins ve.ui.IconedElement
* @mixins ve.ui.LabeledElement
* @mixins ve.ui.ClippableElement
*
* @constructor
* @param {ve.ui.Toolbar} toolbar
* @param {Object} [config] Config options
*/
ve.ui.PopupToolGroup = function VeUiPopupToolGroup( toolbar, config ) {
// Configuration initialization
config = ve.extendObject( { 'icon': 'down' }, config );
// Parent constructor
ve.ui.ToolGroup.call( this, toolbar, config );
// Mixin constructors
ve.ui.IconedElement.call( this, this.$$( '<span>' ), config );
ve.ui.LabeledElement.call( this, this.$$( '<span>' ) );
ve.ui.ClippableElement.call( this, this.$group );
// Properties
this.active = false;
this.dragging = false;
this.onBlurHandler = ve.bind( this.onBlur, this );
this.$handle = this.$$( '<span>' );
// Events
this.$handle.on( {
'mousedown': ve.bind( this.onHandleMouseDown, this ),
'mouseup': ve.bind( this.onHandleMouseUp, this )
} );
// Initialization
this.$handle
.addClass( 've-ui-popupToolGroup-handle' )
.append( this.$label, this.$icon );
this.$
.addClass( 've-ui-popupToolGroup' )
.prepend( this.$handle );
this.setLabel( config.label ? ve.msg( config.label ) : '' );
};
/* Inheritance */
ve.inheritClass( ve.ui.PopupToolGroup, ve.ui.ToolGroup );
ve.mixinClass( ve.ui.PopupToolGroup, ve.ui.IconedElement );
ve.mixinClass( ve.ui.PopupToolGroup, ve.ui.LabeledElement );
ve.mixinClass( ve.ui.PopupToolGroup, ve.ui.ClippableElement );
/* Static Properties */
/* Methods */
/**
* Handle focus being lost.
*
* The event is actually generated from a mouseup, so it is not a normal blur event object.
*
* @method
* @param {jQuery.Event} e Mouse up event
*/
ve.ui.PopupToolGroup.prototype.onBlur = function ( e ) {
// Only deactivate when clicking outside the dropdown element
if ( $( e.target ).closest( '.ve-ui-popupToolGroup' )[0] !== this.$[0] ) {
this.setActive( false );
}
};
/**
* @inheritdoc
*/
ve.ui.PopupToolGroup.prototype.onMouseUp = function ( e ) {
this.setActive( false );
return ve.ui.ToolGroup.prototype.onMouseUp.call( this, e );
};
/**
* @inheritdoc
*/
ve.ui.PopupToolGroup.prototype.onMouseDown = function ( e ) {
return ve.ui.ToolGroup.prototype.onMouseDown.call( this, e );
};
/**
* Handle mouse up events.
*
* @method
* @param {jQuery.Event} e Mouse up event
*/
ve.ui.PopupToolGroup.prototype.onHandleMouseUp = function () {
return false;
};
/**
* Handle mouse down events.
*
* @method
* @param {jQuery.Event} e Mouse down event
*/
ve.ui.PopupToolGroup.prototype.onHandleMouseDown = function ( e ) {
if ( !this.disabled && e.which === 1 ) {
this.setActive( !this.active );
}
return false;
};
/**
* Switch into active mode.
*
* When active, mouseup events anywhere in the document will trigger deactivation.
*
* @method
*/
ve.ui.PopupToolGroup.prototype.setActive = function ( value ) {
value = !!value;
if ( this.active !== value ) {
this.active = value;
if ( value ) {
this.setClipping( true );
this.$.addClass( 've-ui-popupToolGroup-active' );
this.getElementDocument().addEventListener( 'mouseup', this.onBlurHandler, true );
} else {
this.setClipping( false );
this.$.removeClass( 've-ui-popupToolGroup-active' );
this.getElementDocument().removeEventListener( 'mouseup', this.onBlurHandler, true );
}
}
};