Files
mediawiki-extensions-Univer…/resources/js/ext.uls.languagesettings.js
Santhosh Thottingal 4704cf5182 Use mw.hook for notifying cancel of settings window to modules
This avoids mandate of having 'cancel' method defined in settings module.
Also avoids looping of all modules while cancel is happening.

Change-Id: I87d0975f2ef1bdee61f71d66eabe3040b81876b8
2013-08-22 11:51:26 +05:30

263 lines
7.4 KiB
JavaScript

/**
* ULS-based language settings dialog for MediaWiki.
*
* Copyright (C) 2012 Alolita Sharma, Amir Aharoni, Arun Ganesh, Brandon Harris,
* Niklas Laxström, Pau Giner, Santhosh Thottingal, Siebrand Mazeland and other
* contributors. See CREDITS for a list.
*
* UniversalLanguageSelector is dual licensed GPLv2 or later and MIT. You don't
* have to do anything special to choose one license or the other and you don't
* have to notify anyone which license you are using. You are free to use
* UniversalLanguageSelector in commercial projects as long as the copyright
* header is left intact. See files GPL-LICENSE and MIT-LICENSE for details.
*
* @file
* @ingroup Extensions
* @licence GNU General Public Licence 2.0 or later
* @licence MIT License
*/
( function ( $, mw ) {
'use strict';
var closeRow, settingsMenu, settingsPanel, windowTemplate, panelsRow;
closeRow = '<div class="row">' +
'<div class="uls-language-settings-close-block eight columns offset-by-four"><span id="languagesettings-close" class="icon-close"></span></div>' +
'</div>';
settingsMenu = '<div class="four columns languagesettings-menu">' +
'<h1 data-i18n="ext-uls-language-settings-title"></h1>' +
'<div class="settings-menu-items">' +
'</div>' +
'</div>';
settingsPanel = '<div id="languagesettings-settings-panel" class="eight columns">' +
'</div>';
panelsRow = '<div class="row" id="languagesettings-panels">' +
settingsMenu +
settingsPanel +
'</div>';
windowTemplate = '<div style="display: block;" id="language-settings-dialog" class="grid uls-menu uls-wide">' +
closeRow +
panelsRow +
'</div>';
function LanguageSettings( element, options ) {
this.$element = $( element );
this.options = $.extend( {}, $.fn.languagesettings.defaults, options );
this.$window = $( this.options.template );
this.shown = false;
this.initialized = false;
this.left = this.options.left;
this.top = this.options.top;
this.modules = {};
this.$settingsPanel = this.$window.find( '#languagesettings-settings-panel' );
this.init();
this.listen();
}
LanguageSettings.prototype = {
constructor: LanguageSettings,
init: function () {
$( 'body' ).append( this.$window );
this.hide();
},
// Register all event listeners to the ULS language settings here.
listen: function () {
this.$element.on( 'click', $.proxy( this.click, this ) );
this.$window.find( '#languagesettings-close' )
.on( 'click', $.proxy( this.close, this ) );
// Hide the window when clicked outside
$( 'html' ).click( $.proxy( this.hide, this ) );
// ... but when clicked on window do not hide.
this.$window.on( 'click', function ( event ) {
event.stopPropagation();
} );
},
render: function () {
var modules,
languageSettings = this,
defaultModule = this.options.defaultModule;
// Get the name of all registered modules and list them in left side menu.
// Sort the modules based on id
modules = $.map( $.fn.languagesettings.modules, function( element, index ) {
return index;
} ).sort();
$.each( modules, function( index, moduleName ) {
if ( $.fn.languagesettings.modules.hasOwnProperty( moduleName ) ) {
if ( !defaultModule ) {
defaultModule = moduleName;
}
// Call render function on the current setting module.
languageSettings.renderModule( moduleName, defaultModule === moduleName );
}
} );
},
/**
* Render the link and settings area for a language setting module.
* @param moduleName String Name of the setting module
* @param active boolean Make this module active and show by default
*/
renderModule: function ( moduleName, active ) {
var $settingsTitle, $settingsText, $settingsLink,
languageSettings = this,
module = new $.fn.languagesettings.modules[moduleName]( languageSettings ),
$settingsMenuItems = languageSettings.$window.find( '.settings-menu-items' );
$settingsTitle = $( '<div>' )
.addClass( 'settings-title' )
.text( module.name );
$settingsText = $( '<span>' )
.addClass( 'settings-text' )
.text( module.description );
$settingsLink = $( '<div>' )
.addClass( moduleName + '-settings-block menu-section' )
.prop( 'id', moduleName + '-settings-block' )
.data( 'module', module )
.append(
$settingsTitle,
$settingsText
);
$settingsMenuItems.append( $settingsLink );
$settingsLink.on( 'click', function () {
var $this = $( this );
$this.data( 'module' ).render();
// re-position the window and scroll in to view if required.
languageSettings.position();
$settingsMenuItems.find( '.menu-section' ).removeClass( 'active' );
$this.addClass( 'active' );
} );
if ( active ) {
module.render();
$settingsLink.addClass( 'active' );
}
this.modules[moduleName] = module;
},
position: function () {
var top, pos, left;
pos = $.extend( {}, this.$element.offset(), {
height: this.$element[0].offsetHeight
} );
top = this.top || pos.top + pos.height;
left = this.left || '25%';
this.$window.css( {
top: top,
left: left
} );
this.$window.scrollIntoView();
},
show: function () {
if ( !this.initialized ) {
this.render();
this.initialized = true;
}
// close model windows close, if they hide on page click
$( 'html' ).click();
this.$window.i18n();
this.shown = true;
this.$window.show();
// Every time we show this window, make sure the current
// settings panels is upto date. So just click on active menu item.
this.$window.find( '.input-settings-block.active' ).click();
this.position();
this.visible();
},
/**
* A "hook" that runs after the ULS panel becomes visible
* by using the show method.
*
* To use it, pass a function as the onVisible parameter
* in the options when initializing ULS.
*/
visible: function () {
if ( this.options.onVisible ) {
this.options.onVisible.call( this );
}
},
/**
* Hide this window.
* Will be used when moving to a different context and
* need coming back.
*/
hide: function () {
this.shown = false;
this.$window.hide();
},
/**
* Close this language settings window, and
* call onClose if defined from the previous context.
*/
close: function () {
if ( !this.shown ) {
return;
}
this.hide();
// optional callback
if ( this.options.onClose ) {
this.options.onClose();
}
mw.hook( 'mw.uls.settings.cancel' ).fire();
},
click: function ( e ) {
e.stopPropagation();
e.preventDefault();
if ( this.shown ) {
this.hide();
} else {
this.show();
}
}
};
$.fn.languagesettings = function ( option ) {
return this.each( function () {
var $this = $( this ),
data = $this.data( 'languagesettings' ),
options = typeof option === 'object' && option;
if ( !data ) {
$this.data( 'languagesettings', ( data = new LanguageSettings( this, options ) ) );
}
if ( typeof option === 'string' ) {
data[option]();
}
} );
};
$.fn.languagesettings.modules = {};
$.fn.languagesettings.defaults = {
template: windowTemplate,
defaultModule: false, // Name of the default module
onClose: null, // An onClose event handler.
top: null, // Top position of this window
left: null, // Left position of this window
onVisible: null // A callback that runs after the ULS panel becomes visible
};
$.fn.languagesettings.Constructor = LanguageSettings;
}( jQuery, mediaWiki ) );