mirror of
https://gerrit.wikimedia.org/r/mediawiki/extensions/VisualEditor
synced 2024-09-27 12:16:51 +00:00
c32564f36d
Objective: * Add an event to single line text input widgets to detect when the enter key has been pressed Changes: ve.ui.TextInputWidget.js * Retain value of multiline config option * Add key press handler to detect pressing of enter key * Emit 'enter' event when enter key is pressed if input is single line Bonus: * Add missing documentation for multiline config option Change-Id: Id9c64343f4a2ea8f0f45213fd2b59ca87c805b24
129 lines
2.8 KiB
JavaScript
129 lines
2.8 KiB
JavaScript
/*!
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* VisualEditor UserInterface TextInputWidget 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.TextInputWidget object.
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*
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* @class
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* @extends ve.ui.InputWidget
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*
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* @constructor
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* @param {Object} [config] Config options
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* @cfg {string} [placeholder] Placeholder text
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* @cfg {string} [icon] Symbolic name of icon
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* @cfg {boolean} [multiline=false] Allow multiple lines of text
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*/
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ve.ui.TextInputWidget = function VeUiTextInputWidget( config ) {
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// Parent constructor
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ve.ui.InputWidget.call( this, config );
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// Properties
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this.pending = 0;
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this.multiline = !!config.multiline;
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// Events
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this.$input.on( 'keypress', ve.bind( this.onKeyPress, this ) );
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// Initialization
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this.$.addClass( 've-ui-textInputWidget' );
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if ( config.icon ) {
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this.$.addClass( 've-ui-textInputWidget-decorated' );
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this.$.append(
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$( '<span>' )
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.addClass( 've-ui-textInputWidget-icon ve-ui-icon-' + config.icon )
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.mousedown( ve.bind( function () {
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this.$input.focus();
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return false;
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}, this ) )
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);
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}
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if ( config.placeholder ) {
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this.$input.attr( 'placeholder', config.placeholder );
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}
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};
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/* Inheritance */
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ve.inheritClass( ve.ui.TextInputWidget, ve.ui.InputWidget );
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/* Events */
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/**
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* User presses enter inside the text box.
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*
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* Not called if input is multiline.
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*
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* @event enter
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*/
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/* Methods */
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/**
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* Handles key press events.
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*
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* @param {jQuery.Event} e Key press event
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* @emits enter If enter key is pressed and input is not multiline
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*/
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ve.ui.TextInputWidget.prototype.onKeyPress = function ( e ) {
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if ( e.which === ve.Keys.ENTER && !this.multiline ) {
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this.emit( 'enter' );
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}
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};
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/**
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* Get input element.
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*
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* @method
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* @param {Object} [config] Config options
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* @return {jQuery} Input element
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*/
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ve.ui.TextInputWidget.prototype.getInputElement = function ( config ) {
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return config.multiline ? this.$$( '<textarea>' ) : this.$$( '<input>' ).attr( 'type', 'text' );
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};
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/* Methods */
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/**
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* Checks if input is pending.
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*
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* @method
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* @returns {boolean} Input is pending
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*/
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ve.ui.TextInputWidget.prototype.isPending = function () {
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return !!this.pending;
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};
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/**
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* Increases the pending stack.
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*
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* @method
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* @chainable
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*/
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ve.ui.TextInputWidget.prototype.pushPending = function () {
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this.pending++;
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this.$.addClass( 've-ui-textInputWidget-pending' );
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this.$input.addClass( 've-ui-texture-pending' );
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return this;
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};
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/**
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* Reduces the pending stack.
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*
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* Clamped at zero.
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*
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* @method
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* @chainable
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*/
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ve.ui.TextInputWidget.prototype.popPending = function () {
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this.pending = Math.max( 0, this.pending - 1 );
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if ( !this.pending ) {
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this.$.removeClass( 've-ui-textInputWidget-pending' );
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this.$input.removeClass( 've-ui-texture-pending' );
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}
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return this;
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};
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