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https://gerrit.wikimedia.org/r/mediawiki/extensions/VisualEditor
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121 lines
2.5 KiB
JavaScript
121 lines
2.5 KiB
JavaScript
/*!
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* VisualEditor UserInterface StackPanelLayout class.
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*
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* @copyright 2011-2013 VisualEditor Team and others; see AUTHORS.txt
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* @license The MIT License (MIT); see LICENSE.txt
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*/
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/**
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* Stack panel layout.
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*
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* @class
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* @extends ve.ui.PanelLayout
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* @mixins ve.ui.GroupElement
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*
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* @constructor
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* @param {Object} [config] Configuration options
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* @cfg {string} [icon=''] Symbolic icon name
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*/
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ve.ui.StackPanelLayout = function VeUiStackPanelLayout( config ) {
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// Config initialization
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config = ve.extendObject( { 'scrollable': true }, config );
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// Parent constructor
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ve.ui.PanelLayout.call( this, config );
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// Mixin constructors
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ve.ui.GroupElement.call( this, this.$, config );
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// Properties
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this.currentItem = null;
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// Initialization
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this.$.addClass( 've-ui-stackPanelLayout' );
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};
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/* Inheritance */
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ve.inheritClass( ve.ui.StackPanelLayout, ve.ui.PanelLayout );
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ve.mixinClass( ve.ui.StackPanelLayout, ve.ui.GroupElement );
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/* Methods */
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/**
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* Add items.
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*
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* Adding an existing item (by value) will move it.
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*
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* @method
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* @param {ve.ui.PanelLayout[]} items Items to add
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* @param {number} [index] Index to insert items after
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* @chainable
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*/
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ve.ui.StackPanelLayout.prototype.addItems = function ( items, index ) {
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var i, len;
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for ( i = 0, len = items.length; i < len; i++ ) {
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if ( !this.currentItem ) {
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this.showItem( items[i] );
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} else {
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items[i].$.hide();
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}
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}
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ve.ui.GroupElement.prototype.addItems.call( this, items, index );
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return this;
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};
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/**
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* Remove items.
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*
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* Items will be detached, not removed, so they can be used later.
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*
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* @method
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* @param {ve.ui.PanelLayout[]} items Items to remove
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* @chainable
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*/
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ve.ui.StackPanelLayout.prototype.removeItems = function ( items ) {
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ve.ui.GroupElement.prototype.removeItems.call( this, items );
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if ( items.indexOf( this.currentItem ) !== -1 ) {
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this.currentItem = null;
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if ( !this.currentItem && this.items.length ) {
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this.showItem( this.items[0] );
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}
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}
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return this;
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};
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/**
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* Clear all items.
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*
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* Items will be detached, not removed, so they can be used later.
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*
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* @method
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* @chainable
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*/
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ve.ui.StackPanelLayout.prototype.clearItems = function () {
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this.currentItem = null;
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ve.ui.GroupElement.prototype.clearItems.call( this );
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return this;
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};
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/**
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* Show item.
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*
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* Any currently shown item will be hidden.
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*
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* @method
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* @param {ve.ui.PanelLayout} item Item to show
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* @chainable
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*/
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ve.ui.StackPanelLayout.prototype.showItem = function ( item ) {
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this.$items.hide();
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item.$.show();
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this.currentItem = item;
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return this;
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};
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