mirror of
https://gerrit.wikimedia.org/r/mediawiki/extensions/VisualEditor
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111 lines
2.6 KiB
JavaScript
111 lines
2.6 KiB
JavaScript
/*!
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* VisualEditor UserInterface TextInputMenuWidget 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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* Creates an ve.ui.TextInputMenuWidget object.
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*
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* @class
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* @extends ve.ui.MenuWidget
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*
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* @constructor
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* @param {ve.ui.TextInputWidget} input Text input widget to provide menu for
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* @param {Object} [config] Configuration options
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* @cfg {jQuery} [$container=input.$] Element to render menu under
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*/
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ve.ui.TextInputMenuWidget = function VeUiTextInputMenuWidget( input, config ) {
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// Parent constructor
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ve.ui.MenuWidget.call( this, config );
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// Properties
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this.input = input;
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this.$container = config.$container || this.input.$;
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this.onWindowResizeHandler = ve.bind( this.onWindowResize, this );
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// Initialization
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this.$.addClass( 've-ui-textInputMenuWidget' );
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};
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/* Inheritance */
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OO.inheritClass( ve.ui.TextInputMenuWidget, ve.ui.MenuWidget );
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/* Methods */
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/**
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* Handle window resize event.
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*
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* @method
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* @param {jQuery.Event} e Window resize event
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*/
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ve.ui.TextInputMenuWidget.prototype.onWindowResize = function () {
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this.position();
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};
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/**
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* Shows the menu.
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*
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* @method
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* @chainable
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*/
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ve.ui.TextInputMenuWidget.prototype.show = function () {
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// Parent method
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ve.ui.MenuWidget.prototype.show.call( this );
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this.position();
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$( this.getElementWindow() ).on( 'resize', this.onWindowResizeHandler );
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return this;
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};
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/**
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* Hides the menu.
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*
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* @method
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* @chainable
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*/
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ve.ui.TextInputMenuWidget.prototype.hide = function () {
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// Parent method
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ve.ui.MenuWidget.prototype.hide.call( this );
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$( this.getElementWindow() ).off( 'resize', this.onWindowResizeHandler );
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return this;
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};
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/**
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* Positions the menu.
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*
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* @method
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* @chainable
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*/
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ve.ui.TextInputMenuWidget.prototype.position = function () {
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var frameOffset,
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$container = this.$container,
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dimensions = $container.offset();
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// Position under input
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dimensions.top += $container.height();
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dimensions.width = $container.width();
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// Compensate for frame position if in a differnt frame
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if ( this.input.$$.frame && this.input.$$.context !== this.$[0].ownerDocument ) {
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frameOffset = ve.Element.getRelativePosition(
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this.input.$$.frame.$, this.$.offsetParent()
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);
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dimensions.left += frameOffset.left;
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dimensions.top += frameOffset.top;
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} else {
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// Fix for RTL (for some reason, no need to fix if the frameoffset is set)
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if ( this.$.css( 'direction' ) === 'rtl' ) {
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dimensions.right = this.$.parent().position().left - dimensions.width - dimensions.left;
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// Erase the value for 'left':
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delete dimensions.left;
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}
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}
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this.$.css( dimensions );
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return this;
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};
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