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editor.js
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editor.js
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/**
* @license Copyright (c) 2003-2013, CKSource - Frederico Knabben. All rights reserved.
* For licensing, see LICENSE.html or http://ckeditor.com/license
*/
/**
* @fileOverview Defines the {@link CKEDITOR.editor} class, which represents an
* editor instance.
*/
(function() {
// Override the basic constructor defined at editor_basic.js.
Editor.prototype = CKEDITOR.editor.prototype;
CKEDITOR.editor = Editor;
/**
* Represents an editor instance. This constructor should be rarely
* used, in favor of the {@link CKEDITOR} editor creation functions.
*
* @class CKEDITOR.editor
* @mixins CKEDITOR.event
* @constructor Creates an editor class instance.
* @param {Object} [instanceConfig] Configuration values for this specific instance.
* @param {CKEDITOR.dom.element} [element] The DOM element upon which this editor
* will be created.
* @param {Number} [mode] The element creation mode to be used by this editor.
* will be created.
*/
function Editor( instanceConfig, element, mode ) {
// Call the CKEDITOR.event constructor to initialize this instance.
CKEDITOR.event.call( this );
// Make a clone of the config object, to avoid having it touched by our code. (#9636)
instanceConfig = instanceConfig && CKEDITOR.tools.clone( instanceConfig );
// if editor is created off one page element.
if ( element !== undefined ) {
// Asserting element and mode not null.
if ( !( element instanceof CKEDITOR.dom.element ) )
throw new Error( 'Expect element of type CKEDITOR.dom.element.' );
else if ( !mode )
throw new Error( 'One of the element mode must be specified.' );
if ( CKEDITOR.env.ie && CKEDITOR.env.quirks && mode == CKEDITOR.ELEMENT_MODE_INLINE ) {
throw new Error( 'Inline element mode is not supported on IE quirks.' );
}
// Asserting element DTD depending on mode.
if ( mode == CKEDITOR.ELEMENT_MODE_INLINE && !element.is( CKEDITOR.dtd.$editable ) || mode == CKEDITOR.ELEMENT_MODE_REPLACE && element.is( CKEDITOR.dtd.$nonBodyContent ) )
throw new Error( 'The specified element mode is not supported on element: "' + element.getName() + '".' );
/**
* The original host page element upon which the editor is created, it's only
* supposed to be provided by the concrete editor creator and is not subjected to
* be modified.
*
* @property {CKEDITOR.dom.element}
*/
this.element = element;
/**
* This property indicate the way how this instance is associated with the {@link #element}.
*
* @property {Number}
* @see CKEDITOR#ELEMENT_MODE_INLINE
* @see CKEDITOR#ELEMENT_MODE_REPLACE
*/
this.elementMode = mode;
this.name = ( this.elementMode != CKEDITOR.ELEMENT_MODE_APPENDTO ) && ( element.getId() || element.getNameAtt() );
}
else
this.elementMode = CKEDITOR.ELEMENT_MODE_NONE;
// Declare the private namespace.
this._ = {};
this.commands = {};
/**
* Contains all UI templates created for this editor instance.
*
* @property {Object}
*/
this.templates = {};
/**
* A unique identifier of this editor instance.
*
* **Note:** It will be originated from the ID or name
* attribute of the {@link #element}, otherwise a name pattern of
* `'editor{n}'` will be used.
*
* @property {String}
*/
this.name = this.name || genEditorName();
/**
* A unique random string assigned to each editor instance in the page.
*
* @property {String}
*/
this.id = CKEDITOR.tools.getNextId();
/**
* The configurations for this editor instance. It inherits all
* settings defined in {@link CKEDITOR.config}, combined with settings
* loaded from custom configuration files and those defined inline in
* the page when creating the editor.
*
* var editor = CKEDITOR.instances.editor1;
* alert( editor.config.skin ); // e.g. 'moono'
*
* @property {CKEDITOR.config}
*/
this.config = CKEDITOR.tools.prototypedCopy( CKEDITOR.config );
/**
* Namespace containing UI features related to this editor instance.
*
* @property {CKEDITOR.ui}
*/
this.ui = new CKEDITOR.ui( this );
/**
* Controls the focus state of this editor instance. This property
* is rarely used for normal API operations. It is mainly
* destinated to developer adding UI elements to the editor interface.
*
* @property {CKEDITOR.focusManager}
*/
this.focusManager = new CKEDITOR.focusManager( this );
/**
* Controls keystrokes typing in this editor instance.
*
* @property {CKEDITOR.keystrokeHandler}
*/
this.keystrokeHandler = new CKEDITOR.keystrokeHandler( this );
// Make the editor update its command states on mode change.
this.on( 'mode', updateCommands );
this.on( 'readOnly', updateCommands );
this.on( 'selectionChange', updateCommandsContext );
// Handle startup focus.
this.on( 'instanceReady', function() {
this.config.startupFocus && this.focus();
});
CKEDITOR.fire( 'instanceCreated', null, this );
// Add this new editor to the CKEDITOR.instances collections.
CKEDITOR.add( this );
// Return the editor instance immediately to enable early stage event registrations.
CKEDITOR.tools.setTimeout( function() {
initConfig( this, instanceConfig );
}, 0, this );
}
var nameCounter = 0;
function genEditorName() {
do {
var name = 'editor' + ( ++nameCounter );
}
while ( CKEDITOR.instances[ name ] )
return name;
}
function updateCommands() {
var command,
commands = this.commands,
mode = this.mode;
if ( !mode )
return;
for ( var name in commands ) {
command = commands[ name ];
command[ command.startDisabled ? 'disable' : this.readOnly && !command.readOnly ? 'disable' : command.modes[ mode ] ? 'enable' : 'disable' ]();
}
}
function updateCommandsContext( ev ) {
var command,
commands = this.commands,
editor = ev.editor,
path = ev.data.path;
for ( var name in commands ) {
command = commands[ name ];
if ( command.contextSensitive )
command.refresh( editor, path );
}
}
// ##### START: Config Privates
// These function loads custom configuration files and cache the
// CKEDITOR.editorConfig functions defined on them, so there is no need to
// download them more than once for several instances.
var loadConfigLoaded = {};
function loadConfig( editor ) {
var customConfig = editor.config.customConfig;
// Check if there is a custom config to load.
if ( !customConfig )
return false;
customConfig = CKEDITOR.getUrl( customConfig );
var loadedConfig = loadConfigLoaded[ customConfig ] || ( loadConfigLoaded[ customConfig ] = {} );
// If the custom config has already been downloaded, reuse it.
if ( loadedConfig.fn ) {
// Call the cached CKEDITOR.editorConfig defined in the custom
// config file for the editor instance depending on it.
loadedConfig.fn.call( editor, editor.config );
// If there is no other customConfig in the chain, fire the
// "configLoaded" event.
if ( CKEDITOR.getUrl( editor.config.customConfig ) == customConfig || !loadConfig( editor ) )
editor.fireOnce( 'customConfigLoaded' );
} else {
// Load the custom configuration file.
CKEDITOR.scriptLoader.load( customConfig, function() {
// If the CKEDITOR.editorConfig function has been properly
// defined in the custom configuration file, cache it.
if ( CKEDITOR.editorConfig )
loadedConfig.fn = CKEDITOR.editorConfig;
else
loadedConfig.fn = function() {};
// Call the load config again. This time the custom
// config is already cached and so it will get loaded.
loadConfig( editor );
});
}
return true;
}
function initConfig( editor, instanceConfig ) {
// Setup the lister for the "customConfigLoaded" event.
editor.on( 'customConfigLoaded', function() {
if ( instanceConfig ) {
// Register the events that may have been set at the instance
// configuration object.
if ( instanceConfig.on ) {
for ( var eventName in instanceConfig.on ) {
editor.on( eventName, instanceConfig.on[ eventName ] );
}
}
// Overwrite the settings from the in-page config.
CKEDITOR.tools.extend( editor.config, instanceConfig, true );
delete editor.config.on;
}
onConfigLoaded( editor );
});
// The instance config may override the customConfig setting to avoid
// loading the default ~/config.js file.
if ( instanceConfig && instanceConfig.customConfig != undefined )
editor.config.customConfig = instanceConfig.customConfig;
// Load configs from the custom configuration files.
if ( !loadConfig( editor ) )
editor.fireOnce( 'customConfigLoaded' );
}
// ##### END: Config Privates
function onConfigLoaded( editor ) {
// Set config related properties.
/**
* Indicates the read-only state of this editor. This is a read-only property.
*
* @property {Boolean}
* @since 3.6
* @see CKEDITOR.editor#setReadOnly
*/
editor.readOnly = !!( editor.config.readOnly || ( editor.elementMode == CKEDITOR.ELEMENT_MODE_INLINE ? editor.element.isReadOnly() : editor.elementMode == CKEDITOR.ELEMENT_MODE_REPLACE ? editor.element.getAttribute( 'disabled' ) : false ) );
/**
* Indicates that the editor is running into an environment where
* no block elements are accepted inside the content.
*
* @property {Boolean}
*/
editor.blockless = editor.elementMode == CKEDITOR.ELEMENT_MODE_INLINE && !CKEDITOR.dtd[ editor.element.getName() ][ 'p' ];
/**
* The [tabbing navigation](http://en.wikipedia.org/wiki/Tabbing_navigation) order determined for this editor instance.
* This can be set by the <code>{@link CKEDITOR.config#tabIndex}</code>
* setting or taken from the `tabindex` attribute of the
* {@link #element} associated with the editor.
*
* alert( editor.tabIndex ); // e.g. 0
*
* @property {Number} [=0]
*/
editor.tabIndex = editor.config.tabIndex || editor.element && editor.element.getAttribute( 'tabindex' ) || 0;
// Set CKEDITOR.skinName. Note that it is not possible to have
// different skins on the same page, so the last one to set it "wins".
if ( editor.config.skin )
CKEDITOR.skinName = editor.config.skin;
// Fire the "configLoaded" event.
editor.fireOnce( 'configLoaded' );
initComponents( editor );
}
// Various other core components that read editor configuration.
function initComponents( editor ) {
// Documented in dataprocessor.js.
editor.dataProcessor = new CKEDITOR.htmlDataProcessor( editor );
editor.filter = new CKEDITOR.filter( editor );
loadSkin( editor );
}
function loadSkin( editor ) {
CKEDITOR.skin.loadPart( 'editor', function() {
loadLang( editor );
});
}
function loadLang( editor ) {
CKEDITOR.lang.load( editor.config.language, editor.config.defaultLanguage, function( languageCode, lang ) {
/**
* The code for the language resources that have been loaded
* for the user interface elements of this editor instance.
*
* alert( editor.langCode ); // e.g. 'en'
*
* @property {String}
*/
editor.langCode = languageCode;
/**
* An object that contains all language strings used by the editor interface.
*
* alert( editor.lang.basicstyles.bold ); // e.g. 'Negrito' (if the language is set to Portuguese)
*
* @property {Object} lang
*/
// As we'll be adding plugin specific entries that could come
// from different language code files, we need a copy of lang,
// not a direct reference to it.
editor.lang = CKEDITOR.tools.prototypedCopy( lang );
// We're not able to support RTL in Firefox 2 at this time.
if ( CKEDITOR.env.gecko && CKEDITOR.env.version < 10900 && editor.lang.dir == 'rtl' )
editor.lang.dir = 'ltr';
if ( !editor.config.contentsLangDirection ) {
// Fallback to either the editable element direction or editor UI direction depending on creators.
editor.config.contentsLangDirection = editor.elementMode == CKEDITOR.ELEMENT_MODE_INLINE ? editor.element.getDirection( 1 ) : editor.lang.dir;
}
editor.fire( 'langLoaded' );
loadPlugins( editor );
});
}
function loadPlugins( editor ) {
var config = editor.config,
plugins = config.plugins,
extraPlugins = config.extraPlugins,
removePlugins = config.removePlugins;
if ( extraPlugins ) {
// Remove them first to avoid duplications.
var extraRegex = new RegExp( '(?:^|,)(?:' + extraPlugins.replace( /\s*,\s*/g, '|' ) + ')(?=,|$)', 'g' );
plugins = plugins.replace( extraRegex, '' );
plugins += ',' + extraPlugins;
}
if ( removePlugins ) {
var removeRegex = new RegExp( '(?:^|,)(?:' + removePlugins.replace( /\s*,\s*/g, '|' ) + ')(?=,|$)', 'g' );
plugins = plugins.replace( removeRegex, '' );
}
// Load the Adobe AIR plugin conditionally.
CKEDITOR.env.air && ( plugins += ',adobeair' );
// Load all plugins defined in the "plugins" setting.
CKEDITOR.plugins.load( plugins.split( ',' ), function( plugins ) {
// The list of plugins.
var pluginsArray = [];
// The language code to get loaded for each plugin. Null
// entries will be appended for plugins with no language files.
var languageCodes = [];
// The list of URLs to language files.
var languageFiles = [];
/**
* An object that contains references to all plugins used by this
* editor instance.
*
* alert( editor.plugins.dialog.path ); // e.g. 'http://example.com/ckeditor/plugins/dialog/'
*
* // Check if a plugin is available.
* if ( editor.plugins.image ) {
* ...
* }
*
* @property {Object}
*/
editor.plugins = plugins;
// Loop through all plugins, to build the list of language
// files to get loaded.
//
// Check also whether any of loaded plugins doesn't require plugins
// defined in config.removePlugins. Throw non-blocking error if this happens.
for ( var pluginName in plugins ) {
var plugin = plugins[ pluginName ],
pluginLangs = plugin.lang,
lang = null,
requires = plugin.requires,
match, name;
// Transform it into a string, if it's not one.
if ( CKEDITOR.tools.isArray( requires ) )
requires = requires.join( ',' );
if ( requires && ( match = requires.match( removeRegex ) ) ) {
while ( ( name = match.pop() ) ) {
CKEDITOR.tools.setTimeout( function( name, pluginName ) {
throw new Error( 'Plugin "' + name.replace( ',', '' ) + '" cannot be removed from the plugins list, because it\'s required by "' + pluginName + '" plugin.');
}, 0, null, [ name, pluginName ] );
}
}
// If the plugin has "lang".
if ( pluginLangs && !editor.lang[ pluginName ] ) {
// Trasnform the plugin langs into an array, if it's not one.
if ( pluginLangs.split )
pluginLangs = pluginLangs.split( ',' );
// Resolve the plugin language. If the current language
// is not available, get English or the first one.
if ( CKEDITOR.tools.indexOf( pluginLangs, editor.langCode ) >= 0 )
lang = editor.langCode;
else {
// The language code may have the locale information (zh-cn).
// Fall back to locale-less in that case (zh).
var langPart = editor.langCode.replace( /-.*/, '' );
if ( langPart != editor.langCode && CKEDITOR.tools.indexOf( pluginLangs, langPart ) >= 0 )
lang = langPart;
// Try the only "generic" option we have: English.
else if ( CKEDITOR.tools.indexOf( pluginLangs, 'en' ) >= 0 )
lang = 'en';
else
lang = pluginLangs[ 0 ];
}
if ( !plugin.langEntries || !plugin.langEntries[ lang ] ) {
// Put the language file URL into the list of files to
// get downloaded.
languageFiles.push( CKEDITOR.getUrl( plugin.path + 'lang/' + lang + '.js' ) );
} else {
editor.lang[ pluginName ] = plugin.langEntries[ lang ];
lang = null;
}
}
// Save the language code, so we know later which
// language has been resolved to this plugin.
languageCodes.push( lang );
pluginsArray.push( plugin );
}
// Load all plugin specific language files in a row.
CKEDITOR.scriptLoader.load( languageFiles, function() {
// Initialize all plugins that have the "beforeInit" and "init" methods defined.
var methods = [ 'beforeInit', 'init', 'afterInit' ];
for ( var m = 0; m < methods.length; m++ ) {
for ( var i = 0; i < pluginsArray.length; i++ ) {
var plugin = pluginsArray[ i ];
// Uses the first loop to update the language entries also.
if ( m === 0 && languageCodes[ i ] && plugin.lang && plugin.langEntries )
editor.lang[ plugin.name ] = plugin.langEntries[ languageCodes[ i ] ];
// Call the plugin method (beforeInit and init).
if ( plugin[ methods[ m ] ] )
plugin[ methods[ m ] ]( editor );
}
}
editor.fireOnce( 'pluginsLoaded' );
// Setup the configured keystrokes.
config.keystrokes && editor.setKeystroke( editor.config.keystrokes );
// Setup the configured blocked keystrokes.
for ( i = 0; i < editor.config.blockedKeystrokes.length; i++ )
editor.keystrokeHandler.blockedKeystrokes[ editor.config.blockedKeystrokes[ i ] ] = 1;
editor.fireOnce( 'loaded' );
CKEDITOR.fire( 'instanceLoaded', null, editor );
});
});
}
// Send to data output back to editor's associated element.
function updateEditorElement() {
var element = this.element;
// Some editor creation mode will not have the
// associated element.
if ( element && this.elementMode != CKEDITOR.ELEMENT_MODE_APPENDTO ) {
var data = this.getData();
if ( this.config.htmlEncodeOutput )
data = CKEDITOR.tools.htmlEncode( data );
if ( element.is( 'textarea' ) )
element.setValue( data );
else
element.setHtml( data );
return true;
}
return false;
}
CKEDITOR.tools.extend( CKEDITOR.editor.prototype, {
/**
* Adds a command definition to the editor instance. Commands added with
* this function can be executed later with the <code>{@link #execCommand}</code> method.
*
* editorInstance.addCommand( 'sample', {
* exec: function( editor ) {
* alert( 'Executing a command for the editor name "' + editor.name + '"!' );
* }
* } );
*
* @param {String} commandName The indentifier name of the command.
* @param {CKEDITOR.commandDefinition} commandDefinition The command definition.
*/
addCommand: function( commandName, commandDefinition ) {
commandDefinition.name = commandName.toLowerCase();
var cmd = new CKEDITOR.command( this, commandDefinition );
return this.commands[ commandName ] = cmd;
},
/**
* Destroys the editor instance, releasing all resources used by it.
* If the editor replaced an element, the element will be recovered.
*
* alert( CKEDITOR.instances.editor1 ); // e.g. object
* CKEDITOR.instances.editor1.destroy();
* alert( CKEDITOR.instances.editor1 ); // undefined
*
* @param {Boolean} [noUpdate] If the instance is replacing a DOM
* element, this parameter indicates whether or not to update the
* element with the instance contents.
*/
destroy: function( noUpdate ) {
this.fire( 'beforeDestroy' );
!noUpdate && updateEditorElement.call( this );
this.editable( null );
this.fire( 'destroy' );
// Plug off all listeners to prevent any further events firing.
this.removeAllListeners();
CKEDITOR.remove( this );
CKEDITOR.fire( 'instanceDestroyed', null, this );
},
/**
* @param {CKEDITOR.dom.node} [startNode] From which the path should start, if not specified default to editor selection's
* start element yield by {@link CKEDITOR.dom.selection#getStartElement}.
* @returns {CKEDITOR.dom.elementPath}
* @see CKEDITOR.dom.elementPath
*/
elementPath: function( startNode ) {
startNode = startNode || this.getSelection().getStartElement();
return startNode ? new CKEDITOR.dom.elementPath( startNode, this.editable() ) : null;
},
/**
* Shortcut to create a {@link CKEDITOR.dom.range} instance from the editable element.
*
* @returns {CKEDITOR.dom.range} The dom range created if the editable has presented.
* @see CKEDITOR.dom.range
*/
createRange: function() {
var editable = this.editable();
return editable ? new CKEDITOR.dom.range( editable ) : null;
},
/**
* Executes a command associated with the editor.
*
* editorInstance.execCommand( 'bold' );
*
* @param {String} commandName The indentifier name of the command.
* @param {Object} [data] Data to be passed to the command.
* @returns {Boolean} `true` if the command was executed
* successfully, otherwise `false`.
* @see CKEDITOR.editor#addCommand
*/
execCommand: function( commandName, data ) {
var command = this.getCommand( commandName );
var eventData = {
name: commandName,
commandData: data,
command: command
};
if ( command && command.state != CKEDITOR.TRISTATE_DISABLED ) {
if ( this.fire( 'beforeCommandExec', eventData ) !== true ) {
eventData.returnValue = command.exec( eventData.commandData );
// Fire the 'afterCommandExec' immediately if command is synchronous.
if ( !command.async && this.fire( 'afterCommandExec', eventData ) !== true )
return eventData.returnValue;
}
}
// throw 'Unknown command name "' + commandName + '"';
return false;
},
/**
* Gets one of the registered commands. Note that after registering a
* command definition with {@link #addCommand}, it is
* transformed internally into an instance of
* {@link CKEDITOR.command}, which will then be returned by this function.
*
* @param {String} commandName The name of the command to be returned.
* This is the same name that is used to register the command with `addCommand`.
* @returns {CKEDITOR.command} The command object identified by the provided name.
*/
getCommand: function( commandName ) {
return this.commands[ commandName ];
},
/**
* Gets the editor data. The data will be in raw format. It is the same
* data that is posted by the editor.
*
* if ( CKEDITOR.instances.editor1.getData() == '' )
* alert( 'There is no data available' );
*
* @returns {String} The editor data.
*/
getData: function( noEvents ) {
!noEvents && this.fire( 'beforeGetData' );
var eventData = this._.data;
if ( typeof eventData != 'string' ) {
var element = this.element;
if ( element && this.elementMode == CKEDITOR.ELEMENT_MODE_REPLACE )
eventData = element.is( 'textarea' ) ? element.getValue() : element.getHtml();
else
eventData = '';
}
eventData = { dataValue: eventData };
// Fire "getData" so data manipulation may happen.
!noEvents && this.fire( 'getData', eventData );
return eventData.dataValue;
},
/**
* Gets the "raw data" currently available in the editor. This is a
* fast method which returns the data as is, without processing, so it is
* not recommended to use it on resulting pages. Instead it can be used
* combined with the {@link #method-loadSnapshot} method in order
* to be able to automatically save the editor data from time to time
* while the user is using the editor, to avoid data loss, without risking
* performance issues.
*
* alert( editor.getSnapshot() );
*
* @see CKEDITOR.editor#getData
*/
getSnapshot: function() {
var data = this.fire( 'getSnapshot' );
if ( typeof data != 'string' ) {
var element = this.element;
if ( element && this.elementMode == CKEDITOR.ELEMENT_MODE_REPLACE )
data = element.is( 'textarea' ) ? element.getValue() : element.getHtml();
}
return data;
},
/**
* Loads "raw data" into the editor. The data is loaded with processing
* straight to the editing area. It should not be used as a way to load
* any kind of data, but instead in combination with
* {@link #method-getSnapshot} produced data.
*
* var data = editor.getSnapshot();
* editor.loadSnapshot( data );
*
* @see CKEDITOR.editor#setData
*/
loadSnapshot: function( snapshot ) {
this.fire( 'loadSnapshot', snapshot );
},
/**
* Sets the editor data. The data must be provided in the raw format (HTML).
*
* Note that this method is asynchronous. The `callback` parameter must
* be used if interaction with the editor is needed after setting the data.
*
* CKEDITOR.instances.editor1.setData( '<p>This is the editor data.</p>' );
*
* CKEDITOR.instances.editor1.setData( '<p>Some other editor data.</p>', function() {
* this.checkDirty(); // true
* });
*
* @param {String} data HTML code to replace the curent content in the editor.
* @param {Function} callback Function to be called after the `setData` is completed.
* @param {Boolean} internal Whether to suppress any event firing when copying data internally inside the editor.
*/
setData: function( data, callback, internal ) {
if ( callback ) {
this.on( 'dataReady', function( evt ) {
evt.removeListener();
callback.call( evt.editor );
});
}
// Fire "setData" so data manipulation may happen.
var eventData = { dataValue: data };
!internal && this.fire( 'setData', eventData );
this._.data = eventData.dataValue;
!internal && this.fire( 'afterSetData', eventData );
},
/**
* Puts or restores the editor into read-only state. When in read-only,
* the user is not able to change the editor contents, but can still use
* some editor features. This function sets the {@link #property-readOnly}
* property of the editor, firing the {@link #event-readOnly} event.
*
* **Note:** the current editing area will be reloaded.
*
* @since 3.6
* @param {Boolean} [isReadOnly] Indicates that the editor must go
* read-only (`true`, default) or be restored and made editable (`false`).
*/
setReadOnly: function( isReadOnly ) {
isReadOnly = ( isReadOnly == undefined ) || isReadOnly;
if ( this.readOnly != isReadOnly ) {
this.readOnly = isReadOnly;
this.editable().setReadOnly( isReadOnly );
// Fire the readOnly event so the editor features can update
// their state accordingly.
this.fire( 'readOnly' );
}
},
/**
* Inserts HTML code into the currently selected position in the editor in WYSIWYG mode.
*
* * `"html"` - content being inserted will completely override styles
* of selected position.
* * `"text"` - content being inserted will inherit styles applied in
* selected position. This mode should be used when inserting "htmlified" plain text
* (HTML without inline styles and styling elements like
* `<b/>, <strong/>, <span style="..."/>`).
*
* Example:
*
* CKEDITOR.instances.editor1.insertHtml( '<p>This is a new paragraph.</p>' );
*
* @param {String} html HTML code to be inserted into the editor.
* @param {String} [mode='html'] Mode in which HTML will be inserted.
*/
insertHtml: function( html, mode ) {
this.fire( 'insertHtml', { dataValue: html, mode: mode } );
},
/**
* Insert text content into the currently selected position in the
* editor in WYSIWYG mode. The styles of the selected element will be applied to the inserted text.
* Spaces around the text will be leaving untouched.
*
* CKEDITOR.instances.editor1.insertText( ' line1 \n\n line2' );
*
* @since 3.5
* @param {String} text Text to be inserted into the editor.
*/
insertText: function( text ) {
this.fire( 'insertText', text );
},
/**
* Inserts an element into the currently selected position in the
* editor in WYSIWYG mode.
*
* var element = CKEDITOR.dom.element.createFromHtml( '<img src="hello.png" border="0" title="Hello" />' );
* CKEDITOR.instances.editor1.insertElement( element );
*
* @param {CKEDITOR.dom.element} element The element to be inserted
* into the editor.
*/
insertElement: function( element ) {
this.fire( 'insertElement', element );
},
/**
* Moves the selection focus to the editing area space in the editor.
*/
focus: function() {
this.fire( 'beforeFocus' );
},
/**
* Checks whether the current editor contents present changes when
* compared to the contents loaded into the editor at startup, or to
* the contents available in the editor when {@link #resetDirty}
* was called.
*
* function beforeUnload( evt ) {
* if ( CKEDITOR.instances.editor1.checkDirty() )
* return e.returnValue = "You will lose the changes made in the editor.";
* }
*
* if ( window.addEventListener )
* window.addEventListener( 'beforeunload', beforeUnload, false );
* else
* window.attachEvent( 'onbeforeunload', beforeUnload );
*
* @returns {Boolean} `true` if the contents contain changes.
*/
checkDirty: function() {
return this._.previousValue !== this.getSnapshot();
},
/**
* Resets the "dirty state" of the editor so subsequent calls to
* {@link #checkDirty} will return `false` if the user will not
* have made further changes to the contents.
*
* alert( editor.checkDirty() ); // e.g. true
* editor.resetDirty();
* alert( editor.checkDirty() ); // false
*/
resetDirty: function() {
this._.previousValue = this.getSnapshot();
},
/**
* Updates the <code><textarea></code> element that was replaced by the editor with
* the current data available in the editor.
*
* **Note:** This method will only affect those editor instances created
* with {@link CKEDITOR#ELEMENT_MODE_REPLACE} element mode.
*
* CKEDITOR.instances.editor1.updateElement();
* alert( document.getElementById( 'editor1' ).value ); // The current editor data.
*
* @see CKEDITOR.editor#element
*/
updateElement: function() {
return updateEditorElement.call( this );
},
/**
* Assigns keystrokes associated to editor commands.
*
* editor.setKeystroke( CKEDITOR.CTRL + 115, 'save' ); // Assigned CTRL+S to "save" command.
* editor.setKeystroke( CKEDITOR.CTRL + 115, false ); // Disabled CTRL+S keystroke assignment.
* editor.setKeystroke( [
* [ CKEDITOR.ALT + 122, false ],
* [ CKEDITOR.CTRL + 121, 'link' ],
* [ CKEDITOR.SHIFT + 120, 'bold' ]
* ] );
*
* This method may be used in the following cases:
*
* * By plugins (like `link` or `basicstyles`) to set their keystrokes when plugins are being loaded.
* * During the runtime to modify existing keystrokes.
*
* The editor handles keystroke configuration in the following order:
*
* 1. Plugins use this method to define default keystrokes.
* 2. Editor extends default keystrokes with {@link CKEDITOR.config#keystrokes}.
* 3. Editor blocks keystrokes defined in {@link CKEDITOR.config#blockedKeystrokes}.
*
* After all, you can still set new keystrokes using this method during the runtime.
*
* @since 4.0
* @param {Number/Array} keystroke Keystroke or an array of keystroke definitions.
* @param {String/Boolean} [behavior] A command to be executed on the keystroke.
*/
setKeystroke: function() {
var keystrokes = this.keystrokeHandler.keystrokes,
newKeystrokes = CKEDITOR.tools.isArray( arguments[ 0 ] ) ? arguments[ 0 ] : [ [].slice.call( arguments, 0 ) ],
keystroke, behavior;
for ( var i = newKeystrokes.length; i--; ) {
keystroke = newKeystrokes[ i ];
behavior = 0;
// It may be a pair of: [ key, command ]
if ( CKEDITOR.tools.isArray( keystroke ) ) {
behavior = keystroke[ 1 ];
keystroke = keystroke[ 0 ];
}
if ( behavior )
keystrokes[ keystroke ] = behavior;
else
delete keystrokes[ keystroke ];
}
},
/**
* Shorthand for {@link CKEDITOR.filter#addFeature}.
*
* @param feature See {@link CKEDITOR.filter#addFeature}.
* @returns {Boolean} See {@link CKEDITOR.filter#addFeature}.
*/
addFeature: function( feature ) {
return this.filter.addFeature( feature );
}
});
})();
/**
* The editor has no associated element.
*
* @readonly
* @property {Number} [=0]
* @member CKEDITOR
*/
CKEDITOR.ELEMENT_MODE_NONE = 0;
/**
* The element is to be replaced by the editor instance.
*
* @readonly
* @property {Number} [=1]
* @member CKEDITOR
*/
CKEDITOR.ELEMENT_MODE_REPLACE = 1;
/**
* The editor is to be created inside the element.
*
* @readonly
* @property {Number} [=2]
* @member CKEDITOR
*/
CKEDITOR.ELEMENT_MODE_APPENDTO = 2;
/**
* The editor is to be attached to the element, using it as the editing block.
*
* @readonly
* @property {Number} [=3]
* @member CKEDITOR
*/
CKEDITOR.ELEMENT_MODE_INLINE = 3;
/**
* Whether to escape HTML when the editor updates the original input element.
*
* config.htmlEncodeOutput = true;