mediawiki-extensions-WikiEd.../modules/jquery.wikiEditor.dialogs.js

218 lines
7.6 KiB
JavaScript

/**
* Dialog Module for wikiEditor
*/
( function( $ ) { $.wikiEditor.modules.dialogs = {
/**
* Compatability map
*/
'browsers': {
// Left-to-right languages
'ltr': {
'msie': [['>=', 7]],
// jQuery UI appears to be broken in FF 2.0 - 2.0.0.4
'firefox': [
['>=', 2], ['!=', '2.0'], ['!=', '2.0.0.1'], ['!=', '2.0.0.2'], ['!=', '2.0.0.3'], ['!=', '2.0.0.4']
],
'opera': [['>=', 9.6]],
'safari': [['>=', 3]],
'chrome': [['>=', 3]]
},
// Right-to-left languages
'rtl': {
'msie': [['>=', 7]],
// jQuery UI appears to be broken in FF 2.0 - 2.0.0.4
'firefox': [
['>=', 2], ['!=', '2.0'], ['!=', '2.0.0.1'], ['!=', '2.0.0.2'], ['!=', '2.0.0.3'], ['!=', '2.0.0.4']
],
'opera': [['>=', 9.6]],
'safari': [['>=', 3]],
'chrome': [['>=', 3]]
}
},
/**
* API accessible functions
*/
api: {
addDialog: function( context, data ) {
$.wikiEditor.modules.dialogs.fn.create( context, data )
},
openDialog: function( context, module ) {
if ( module in $.wikiEditor.modules.dialogs.modules ) {
var mod = $.wikiEditor.modules.dialogs.modules[module];
var $dialog = $( '#' + mod.id );
if ( $dialog.length == 0 ) {
$.wikiEditor.modules.dialogs.fn.reallyCreate( context, mod, module );
$dialog = $( '#' + mod.id );
}
// Workaround for bug in jQuery UI: close button in top right retains focus
$dialog.closest( '.ui-dialog' )
.find( '.ui-dialog-titlebar-close' )
.removeClass( 'ui-state-focus' );
$dialog.dialog( 'open' );
}
},
closeDialog: function( context, module ) {
if ( module in $.wikiEditor.modules.dialogs.modules ) {
$( '#' + $.wikiEditor.modules.dialogs.modules[module].id ).dialog( 'close' );
}
}
},
/**
* Internally used functions
*/
fn: {
/**
* Creates a dialog module within a wikiEditor
*
* @param {Object} context Context object of editor to create module in
* @param {Object} config Configuration object to create module from
*/
create: function( context, config ) {
// Defer building of modules, but do check whether they need the iframe rightaway
for ( var mod in config ) {
var module = config[mod];
// Only create the dialog if it's supported, isn't filtered and doesn't exist yet
var filtered = false;
if ( typeof module.filters != 'undefined' ) {
for ( var i = 0; i < module.filters.length; i++ ) {
if ( $( module.filters[i] ).length == 0 ) {
filtered = true;
break;
}
}
}
// If the dialog already exists, but for another textarea, simply remove it
var $existingDialog = $( '#' + module.id );
if ( $existingDialog.length > 0 && $existingDialog.data( 'context' ).$textarea != context.$textarea ) {
$existingDialog.remove();
}
// Re-select from the DOM, we might have removed the dialog just now
$existingDialog = $( '#' + module.id );
if ( !filtered && $.wikiEditor.isSupported( module ) && $existingDialog.size() === 0 ) {
$.wikiEditor.modules.dialogs.modules[mod] = module;
// If this dialog requires the iframe, set it up
if ( typeof context.$iframe == 'undefined' && $.wikiEditor.isRequired( module, 'iframe' ) ) {
context.fn.setupIframe();
}
context.$textarea.trigger( 'wikiEditor-dialogs-setup-' + mod );
// If this dialog requires immediate creation, create it now
if ( typeof module.immediateCreate !== 'undefined' && module.immediateCreate ) {
$.wikiEditor.modules.dialogs.fn.reallyCreate( context, module, mod );
}
}
}
},
/**
* Build the actual dialog. This done on-demand rather than in create()
* @param {Object} context Context object of editor dialog belongs to
* @param {Object} module Dialog module object
* @param {String} name Dialog name (key in $.wikiEditor.modules.dialogs.modules)
*/
reallyCreate: function( context, module, name ) {
var configuration = module.dialog;
// Add some stuff to configuration
configuration.bgiframe = true;
configuration.autoOpen = false;
configuration.modal = true;
configuration.title = $.wikiEditor.autoMsg( module, 'title' );
// Transform messages in keys
// Stupid JS won't let us do stuff like
// foo = { mediaWiki.msg( 'bar' ): baz }
configuration.newButtons = {};
for ( var msg in configuration.buttons )
configuration.newButtons[mediaWiki.msg( msg )] = configuration.buttons[msg];
configuration.buttons = configuration.newButtons;
// Create the dialog <div>
var dialogDiv = $( '<div />' )
.attr( 'id', module.id )
.html( module.html )
.data( 'context', context )
.appendTo( $( 'body' ) )
.each( module.init )
.dialog( configuration );
// Set tabindexes on buttons added by .dialog()
$.wikiEditor.modules.dialogs.fn.setTabindexes( dialogDiv.closest( '.ui-dialog' )
.find( 'button' ).not( '[tabindex]' ) );
if ( !( 'resizeme' in module ) || module.resizeme ) {
dialogDiv
.bind( 'dialogopen', $.wikiEditor.modules.dialogs.fn.resize )
.find( '.ui-tabs' ).bind( 'tabsshow', function() {
$(this).closest( '.ui-dialog-content' ).each(
$.wikiEditor.modules.dialogs.fn.resize );
});
}
dialogDiv.bind( 'dialogclose', function() {
context.fn.restoreSelection();
} );
// Let the outside world know we set up this dialog
context.$textarea.trigger( 'wikiEditor-dialogs-loaded-' + name );
},
/**
* Resize a dialog so its contents fit
*
* Usage: dialog.each( resize ); or dialog.bind( 'blah', resize );
* NOTE: This function assumes $.ui.dialog has already been loaded
*/
resize: function() {
var wrapper = $(this).closest( '.ui-dialog' );
var oldWidth = wrapper.width();
// Make sure elements don't wrapped so we get an accurate idea of whether they really fit. Also temporarily show
// hidden elements. Work around jQuery bug where <div style="display:inline;" /> inside a dialog is both
// :visible and :hidden
var oldHidden = $(this).find( '*' ).not( ':visible' );
// Save the style attributes of the hidden elements to restore them later. Calling hide() after show() messes up
// for elements hidden with a class
oldHidden.each( function() {
$(this).data( 'oldstyle', $(this).attr( 'style' ) );
});
oldHidden.show();
var oldWS = $(this).css( 'white-space' );
$(this).css( 'white-space', 'nowrap' );
if ( wrapper.width() <= $(this).get(0).scrollWidth ) {
var thisWidth = $(this).data( 'thisWidth' ) ? $(this).data( 'thisWidth' ) : 0;
thisWidth = Math.max( $(this).get(0).width, thisWidth );
$(this).width( thisWidth );
$(this).data( 'thisWidth', thisWidth );
var wrapperWidth = $(this).data( 'wrapperWidth' ) ? $(this).data( 'wrapperWidth' ) : 0;
wrapperWidth = Math.max( wrapper.get(0).scrollWidth, wrapperWidth );
wrapper.width( wrapperWidth );
$(this).data( 'wrapperWidth', wrapperWidth );
$(this).dialog( { 'width': wrapper.width() } );
wrapper.css( 'left', parseInt( wrapper.css( 'left' ) ) - ( wrapper.width() - oldWidth ) / 2 );
}
$(this).css( 'white-space', oldWS );
oldHidden.each( function() {
$(this).attr( 'style', $(this).data( 'oldstyle' ) );
});
},
/**
* Set the right tabindexes on elements in a dialog
* @param $elements Elements to set tabindexes on. If they already have tabindexes, this function can behave a bit weird
*/
setTabindexes: function( $elements ) {
// Get the highest tab index
var tabIndex = $( document ).lastTabIndex() + 1;
$elements.each( function() {
$(this).attr( 'tabindex', tabIndex++ );
} );
}
},
// This stuff is just hanging here, perhaps we could come up with a better home for this stuff
modules: {},
quickDialog: function( body, settings ) {
$( '<div />' )
.text( body )
.appendTo( $( 'body' ) )
.dialog( $.extend( {
bgiframe: true,
modal: true
}, settings ) )
.dialog( 'open' );
}
}; } ) ( jQuery );