bgneal@312: /**
bgneal@312:  * mctabs.js
bgneal@312:  *
bgneal@312:  * Copyright 2009, Moxiecode Systems AB
bgneal@312:  * Released under LGPL License.
bgneal@312:  *
bgneal@312:  * License: http://tinymce.moxiecode.com/license
bgneal@312:  * Contributing: http://tinymce.moxiecode.com/contributing
bgneal@312:  */
bgneal@312: 
bgneal@312: function MCTabs() {
bgneal@312: 	this.settings = [];
bgneal@442: 	this.onChange = tinyMCEPopup.editor.windowManager.createInstance('tinymce.util.Dispatcher');
bgneal@312: };
bgneal@312: 
bgneal@312: MCTabs.prototype.init = function(settings) {
bgneal@312: 	this.settings = settings;
bgneal@312: };
bgneal@312: 
bgneal@312: MCTabs.prototype.getParam = function(name, default_value) {
bgneal@312: 	var value = null;
bgneal@312: 
bgneal@312: 	value = (typeof(this.settings[name]) == "undefined") ? default_value : this.settings[name];
bgneal@312: 
bgneal@312: 	// Fix bool values
bgneal@312: 	if (value == "true" || value == "false")
bgneal@312: 		return (value == "true");
bgneal@312: 
bgneal@312: 	return value;
bgneal@312: };
bgneal@312: 
bgneal@442: MCTabs.prototype.showTab =function(tab){
bgneal@442: 	tab.className = 'current';
bgneal@442: 	tab.setAttribute("aria-selected", true);
bgneal@442: 	tab.setAttribute("aria-expanded", true);
bgneal@442: 	tab.tabIndex = 0;
bgneal@442: };
bgneal@442: 
bgneal@442: MCTabs.prototype.hideTab =function(tab){
bgneal@442: 	var t=this;
bgneal@442: 
bgneal@442: 	tab.className = '';
bgneal@442: 	tab.setAttribute("aria-selected", false);
bgneal@442: 	tab.setAttribute("aria-expanded", false);
bgneal@442: 	tab.tabIndex = -1;
bgneal@442: };
bgneal@442: 
bgneal@442: MCTabs.prototype.showPanel = function(panel) {
bgneal@442: 	panel.className = 'current'; 
bgneal@442: 	panel.setAttribute("aria-hidden", false);
bgneal@442: };
bgneal@442: 
bgneal@442: MCTabs.prototype.hidePanel = function(panel) {
bgneal@442: 	panel.className = 'panel';
bgneal@442: 	panel.setAttribute("aria-hidden", true);
bgneal@442: }; 
bgneal@442: 
bgneal@442: MCTabs.prototype.getPanelForTab = function(tabElm) {
bgneal@442: 	return tinyMCEPopup.dom.getAttrib(tabElm, "aria-controls");
bgneal@442: };
bgneal@442: 
bgneal@442: MCTabs.prototype.displayTab = function(tab_id, panel_id, avoid_focus) {
bgneal@442: 	var panelElm, panelContainerElm, tabElm, tabContainerElm, selectionClass, nodes, i, t = this;
bgneal@442: 
bgneal@442: 	tabElm = document.getElementById(tab_id);
bgneal@442: 
bgneal@442: 	if (panel_id === undefined) {
bgneal@442: 		panel_id = t.getPanelForTab(tabElm);
bgneal@442: 	}
bgneal@312: 
bgneal@312: 	panelElm= document.getElementById(panel_id);
bgneal@312: 	panelContainerElm = panelElm ? panelElm.parentNode : null;
bgneal@312: 	tabContainerElm = tabElm ? tabElm.parentNode : null;
bgneal@442: 	selectionClass = t.getParam('selection_class', 'current');
bgneal@312: 
bgneal@312: 	if (tabElm && tabContainerElm) {
bgneal@312: 		nodes = tabContainerElm.childNodes;
bgneal@312: 
bgneal@312: 		// Hide all other tabs
bgneal@312: 		for (i = 0; i < nodes.length; i++) {
bgneal@442: 			if (nodes[i].nodeName == "LI") {
bgneal@442: 				t.hideTab(nodes[i]);
bgneal@442: 			}
bgneal@312: 		}
bgneal@312: 
bgneal@312: 		// Show selected tab
bgneal@442: 		t.showTab(tabElm);
bgneal@312: 	}
bgneal@312: 
bgneal@312: 	if (panelElm && panelContainerElm) {
bgneal@312: 		nodes = panelContainerElm.childNodes;
bgneal@312: 
bgneal@312: 		// Hide all other panels
bgneal@312: 		for (i = 0; i < nodes.length; i++) {
bgneal@312: 			if (nodes[i].nodeName == "DIV")
bgneal@442: 				t.hidePanel(nodes[i]);
bgneal@442: 		}
bgneal@442: 
bgneal@442: 		if (!avoid_focus) { 
bgneal@442: 			tabElm.focus();
bgneal@312: 		}
bgneal@312: 
bgneal@312: 		// Show selected panel
bgneal@442: 		t.showPanel(panelElm);
bgneal@312: 	}
bgneal@312: };
bgneal@312: 
bgneal@312: MCTabs.prototype.getAnchor = function() {
bgneal@312: 	var pos, url = document.location.href;
bgneal@312: 
bgneal@312: 	if ((pos = url.lastIndexOf('#')) != -1)
bgneal@312: 		return url.substring(pos + 1);
bgneal@312: 
bgneal@312: 	return "";
bgneal@312: };
bgneal@312: 
bgneal@442: 
bgneal@442: //Global instance
bgneal@312: var mcTabs = new MCTabs();
bgneal@442: 
bgneal@442: tinyMCEPopup.onInit.add(function() {
bgneal@442: 	var tinymce = tinyMCEPopup.getWin().tinymce, dom = tinyMCEPopup.dom, each = tinymce.each;
bgneal@442: 
bgneal@442: 	each(dom.select('div.tabs'), function(tabContainerElm) {
bgneal@442: 		var keyNav;
bgneal@442: 
bgneal@442: 		dom.setAttrib(tabContainerElm, "role", "tablist"); 
bgneal@442: 
bgneal@442: 		var items = tinyMCEPopup.dom.select('li', tabContainerElm);
bgneal@442: 		var action = function(id) {
bgneal@442: 			mcTabs.displayTab(id, mcTabs.getPanelForTab(id));
bgneal@442: 			mcTabs.onChange.dispatch(id);
bgneal@442: 		};
bgneal@442: 
bgneal@442: 		each(items, function(item) {
bgneal@442: 			dom.setAttrib(item, 'role', 'tab');
bgneal@442: 			dom.bind(item, 'click', function(evt) {
bgneal@442: 				action(item.id);
bgneal@442: 			});
bgneal@442: 		});
bgneal@442: 
bgneal@442: 		dom.bind(dom.getRoot(), 'keydown', function(evt) {
bgneal@442: 			if (evt.keyCode === 9 && evt.ctrlKey && !evt.altKey) { // Tab
bgneal@442: 				keyNav.moveFocus(evt.shiftKey ? -1 : 1);
bgneal@442: 				tinymce.dom.Event.cancel(evt);
bgneal@442: 			}
bgneal@442: 		});
bgneal@442: 
bgneal@442: 		each(dom.select('a', tabContainerElm), function(a) {
bgneal@442: 			dom.setAttrib(a, 'tabindex', '-1');
bgneal@442: 		});
bgneal@442: 
bgneal@442: 		keyNav = tinyMCEPopup.editor.windowManager.createInstance('tinymce.ui.KeyboardNavigation', {
bgneal@442: 			root: tabContainerElm,
bgneal@442: 			items: items,
bgneal@442: 			onAction: action,
bgneal@442: 			actOnFocus: true,
bgneal@442: 			enableLeftRight: true,
bgneal@442: 			enableUpDown: true
bgneal@442: 		}, tinyMCEPopup.dom);
bgneal@442: 	});
bgneal@442: });