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document.js
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document.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.dom.document} class, which
* represents a DOM document.
*/
/**
* Represents a DOM document.
*
* var document = new CKEDITOR.dom.document( document );
*
* @class
* @extends CKEDITOR.dom.domObject
* @constructor Creates a document class instance.
* @param {Object} domDocument A native DOM document.
*/
CKEDITOR.dom.document = function( domDocument ) {
CKEDITOR.dom.domObject.call( this, domDocument );
};
// PACKAGER_RENAME( CKEDITOR.dom.document )
CKEDITOR.dom.document.prototype = new CKEDITOR.dom.domObject();
CKEDITOR.tools.extend( CKEDITOR.dom.document.prototype, {
/**
* The node type. This is a constant value set to {@link CKEDITOR#NODE_DOCUMENT}.
*
* @readonly
* @property {Number} [=CKEDITOR.NODE_DOCUMENT]
*/
type: CKEDITOR.NODE_DOCUMENT,
/**
* Appends a CSS file to the document.
*
* CKEDITOR.document.appendStyleSheet( '/mystyles.css' );
*
* @param {String} cssFileUrl The CSS file URL.
*/
appendStyleSheet: function( cssFileUrl ) {
if ( this.$.createStyleSheet )
this.$.createStyleSheet( cssFileUrl );
else {
var link = new CKEDITOR.dom.element( 'link' );
link.setAttributes({
rel: 'stylesheet',
type: 'text/css',
href: cssFileUrl
});
this.getHead().append( link );
}
},
/**
* Creates a CSS style sheet and inserts it into the document.
*
* @param cssStyleText {String} CSS style text.
* @returns {Object} The created DOM native style sheet object.
*/
appendStyleText: function( cssStyleText ) {
if ( this.$.createStyleSheet ) {
var styleSheet = this.$.createStyleSheet( "" );
styleSheet.cssText = cssStyleText;
} else {
var style = new CKEDITOR.dom.element( 'style', this );
style.append( new CKEDITOR.dom.text( cssStyleText, this ) );
this.getHead().append( style );
}
return styleSheet || style.$.sheet;
},
/**
* Creates {@link CKEDITOR.dom.element} instance in this document.
*
* @returns {CKEDITOR.dom.element}
* @todo
*/
createElement: function( name, attribsAndStyles ) {
var element = new CKEDITOR.dom.element( name, this );
if ( attribsAndStyles ) {
if ( attribsAndStyles.attributes )
element.setAttributes( attribsAndStyles.attributes );
if ( attribsAndStyles.styles )
element.setStyles( attribsAndStyles.styles );
}
return element;
},
/**
* Creates {@link CKEDITOR.dom.text} instance in this document.
*
* @param {String} text Value of the text node.
* @returns {CKEDITOR.dom.element}
*/
createText: function( text ) {
return new CKEDITOR.dom.text( text, this );
},
/**
* Moves the selection focus to this document's window.
*/
focus: function() {
this.getWindow().focus();
},
/**
* Returns the element that is currently designated as the active element in the document.
*
* **Note:** Only one element can be active at a time in a document.
* An active element does not necessarily have focus,
* but an element with focus is always the active element in a document.
*
* @returns {CKEDITOR.dom.element}
*/
getActive: function() {
return new CKEDITOR.dom.element( this.$.activeElement );
},
/**
* Gets an element based on its id.
*
* var element = CKEDITOR.document.getById( 'myElement' );
* alert( element.getId() ); // 'myElement'
*
* @param {String} elementId The element id.
* @returns {CKEDITOR.dom.element} The element instance, or null if not found.
*/
getById: function( elementId ) {
var $ = this.$.getElementById( elementId );
return $ ? new CKEDITOR.dom.element( $ ) : null;
},
/**
* Gets a node based on its address. See {@link CKEDITOR.dom.node#getAddress}.
*
* @param {Array} address
* @param {Boolean} [normalized=false]
*/
getByAddress: function( address, normalized ) {
var $ = this.$.documentElement;
for ( var i = 0; $ && i < address.length; i++ ) {
var target = address[ i ];
if ( !normalized ) {
$ = $.childNodes[ target ];
continue;
}
var currentIndex = -1;
for ( var j = 0; j < $.childNodes.length; j++ ) {
var candidate = $.childNodes[ j ];
if ( normalized === true && candidate.nodeType == 3 && candidate.previousSibling && candidate.previousSibling.nodeType == 3 ) {
continue;
}
currentIndex++;
if ( currentIndex == target ) {
$ = candidate;
break;
}
}
}
return $ ? new CKEDITOR.dom.node( $ ) : null;
},
/**
* Gets elements list based on given tag name.
*
* @param {String} tagName The element tag name.
* @returns {CKEDITOR.dom.nodeList} The nodes list.
*/
getElementsByTag: function( tagName, namespace ) {
if ( !( CKEDITOR.env.ie && !( document.documentMode > 8 ) ) && namespace )
tagName = namespace + ':' + tagName;
return new CKEDITOR.dom.nodeList( this.$.getElementsByTagName( tagName ) );
},
/**
* Gets the `<head>` element for this document.
*
* var element = CKEDITOR.document.getHead();
* alert( element.getName() ); // 'head'
*
* @returns {CKEDITOR.dom.element} The `<head>` element.
*/
getHead: function() {
var head = this.$.getElementsByTagName( 'head' )[ 0 ];
if ( !head )
head = this.getDocumentElement().append( new CKEDITOR.dom.element( 'head' ), true );
else
head = new CKEDITOR.dom.element( head );
return head;
},
/**
* Gets the `<body>` element for this document.
*
* var element = CKEDITOR.document.getBody();
* alert( element.getName() ); // 'body'
*
* @returns {CKEDITOR.dom.element} The `<body>` element.
*/
getBody: function() {
return new CKEDITOR.dom.element( this.$.body );
},
/**
* Gets the DOM document element for this document.
*
* @returns {CKEDITOR.dom.element} The DOM document element.
*/
getDocumentElement: function() {
return new CKEDITOR.dom.element( this.$.documentElement );
},
/**
* Gets the window object that holds this document.
*
* @returns {CKEDITOR.dom.window} The window object.
*/
getWindow: function() {
return new CKEDITOR.dom.window( this.$.parentWindow || this.$.defaultView );
},
/**
* Defines the document contents through document.write. Note that the
* previous document contents will be lost (cleaned).
*
* document.write(
* '<html>' +
* '<head><title>Sample Doc</title></head>' +
* '<body>Document contents created by code</body>' +
* '</html>'
* );
*
* @since 3.5
* @param {String} html The HTML defining the document contents.
*/
write: function( html ) {
// Don't leave any history log in IE. (#5657)
this.$.open( 'text/html', 'replace' );
// Support for custom document.domain in IE.
//
// The script must be appended because if placed before the
// doctype, IE will go into quirks mode and mess with
// the editable, e.g. by changing its default height.
if ( CKEDITOR.env.ie )
html = html.replace( /(?:^\s*<!DOCTYPE[^>]*?>)|^/i, '$&\n<script data-cke-temp="1">(' + CKEDITOR.tools.fixDomain + ')();</script>' );
this.$.write( html );
this.$.close();
}
});