/**

 * $Id: editor_plugin_src.js 539 2008-01-14 19:08:58Z spocke $

 *

 * @author Moxiecode

 * @copyright Copyright © 2004-2008, Moxiecode Systems AB, All rights reserved.

 */

(function() {

	/**

	 * Auto Resize

	 * 

	 * This plugin automatically resizes the content area to fit its content height.

	 * It will retain a minimum height, which is the height of the content area when

	 * it's initialized.

	 */

	tinymce.create('tinymce.plugins.AutoResizePlugin', {

		/**

		 * Initializes the plugin, this will be executed after the plugin has been created.

		 * This call is done before the editor instance has finished it's initialization so use the onInit event

		 * of the editor instance to intercept that event.

		 *

		 * @param {tinymce.Editor} ed Editor instance that the plugin is initialized in.

		 * @param {string} url Absolute URL to where the plugin is located.

		 */

		init : function(ed, url) {

			var t = this;

			if (ed.getParam('fullscreen_is_enabled'))

				return;

			/**

			 * This method gets executed each time the editor needs to resize.

			 */

			function resize() {

				var d = ed.getDoc(), b = d.body, de = d.documentElement, DOM = tinymce.DOM, resizeHeight = t.autoresize_min_height, myHeight;

				// Get height differently depending on the browser used

				myHeight = tinymce.isIE ? b.scrollHeight : de.offsetHeight;

				// Don't make it smaller than the minimum height

				if (myHeight > t.autoresize_min_height)

					resizeHeight = myHeight;

				// Resize content element

				DOM.setStyle(DOM.get(ed.id + '_ifr'), 'height', resizeHeight + 'px');

				// if we're throbbing, we'll re-throb to match the new size

				if (t.throbbing) {

					ed.setProgressState(false);

					ed.setProgressState(true);

				}

			};

			t.editor = ed;

			// Define minimum height

			t.autoresize_min_height = ed.getElement().offsetHeight;

			// Things to do when the editor is ready

			ed.onInit.add(function(ed, l) {

				// Show throbber until content area is resized properly

				ed.setProgressState(true);

				t.throbbing = true;

				// Hide scrollbars

				ed.getBody().style.overflowY = "hidden";

			});

			// Add appropriate listeners for resizing content area

			ed.onChange.add(resize);

			ed.onSetContent.add(resize);

			ed.onPaste.add(resize);

			ed.onKeyUp.add(resize);

			ed.onPostRender.add(resize);

			ed.onLoadContent.add(function(ed, l) {

				resize();

				// Because the content area resizes when its content CSS loads,

				// and we can't easily add a listener to its onload event,

				// we'll just trigger a resize after a short loading period

				setTimeout(function() {

					resize();

					// Disable throbber

					ed.setProgressState(false);

					t.throbbing = false;

				}, 1250);

			});

			// Register the command so that it can be invoked by using tinyMCE.activeEditor.execCommand('mceExample');

			ed.addCommand('mceAutoResize', resize);

		},

		/**

		 * Returns information about the plugin as a name/value array.

		 * The current keys are longname, author, authorurl, infourl and version.

		 *

		 * @return {Object} Name/value array containing information about the plugin.

		 */

		getInfo : function() {

			return {

				longname : 'Auto Resize',

				author : 'Moxiecode Systems AB',

				authorurl : 'http://tinymce.moxiecode.com',

				infourl : 'http://wiki.moxiecode.com/index.php/TinyMCE:Plugins/autoresize',

				version : tinymce.majorVersion + "." + tinymce.minorVersion

			};

		}

	});

	// Register plugin

	tinymce.PluginManager.add('autoresize', tinymce.plugins.AutoResizePlugin);

})();