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   1  /**
   2   * mctabs.js
   3   *
   4   * Released under LGPL License.
   5   * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
   6   *
   7   * License: http://www.tinymce.com/license
   8   * Contributing: http://www.tinymce.com/contributing
   9   */
  10  
  11  /*jshint globals: tinyMCEPopup */
  12  
  13  function MCTabs() {
  14    this.settings = [];
  15    this.onChange = tinyMCEPopup.editor.windowManager.createInstance('tinymce.util.Dispatcher');
  16  }
  17  
  18  MCTabs.prototype.init = function (settings) {
  19    this.settings = settings;
  20  };
  21  
  22  MCTabs.prototype.getParam = function (name, default_value) {
  23    var value = null;
  24  
  25    value = (typeof (this.settings[name]) == "undefined") ? default_value : this.settings[name];
  26  
  27    // Fix bool values
  28    if (value == "true" || value == "false") {
  29      return (value == "true");
  30    }
  31  
  32    return value;
  33  };
  34  
  35  MCTabs.prototype.showTab = function (tab) {
  36    tab.className = 'current';
  37    tab.setAttribute("aria-selected", true);
  38    tab.setAttribute("aria-expanded", true);
  39    tab.tabIndex = 0;
  40  };
  41  
  42  MCTabs.prototype.hideTab = function (tab) {
  43    var t = this;
  44  
  45    tab.className = '';
  46    tab.setAttribute("aria-selected", false);
  47    tab.setAttribute("aria-expanded", false);
  48    tab.tabIndex = -1;
  49  };
  50  
  51  MCTabs.prototype.showPanel = function (panel) {
  52    panel.className = 'current';
  53    panel.setAttribute("aria-hidden", false);
  54  };
  55  
  56  MCTabs.prototype.hidePanel = function (panel) {
  57    panel.className = 'panel';
  58    panel.setAttribute("aria-hidden", true);
  59  };
  60  
  61  MCTabs.prototype.getPanelForTab = function (tabElm) {
  62    return tinyMCEPopup.dom.getAttrib(tabElm, "aria-controls");
  63  };
  64  
  65  MCTabs.prototype.displayTab = function (tab_id, panel_id, avoid_focus) {
  66    var panelElm, panelContainerElm, tabElm, tabContainerElm, selectionClass, nodes, i, t = this;
  67  
  68    tabElm = document.getElementById(tab_id);
  69  
  70    if (panel_id === undefined) {
  71      panel_id = t.getPanelForTab(tabElm);
  72    }
  73  
  74    panelElm = document.getElementById(panel_id);
  75    panelContainerElm = panelElm ? panelElm.parentNode : null;
  76    tabContainerElm = tabElm ? tabElm.parentNode : null;
  77    selectionClass = t.getParam('selection_class', 'current');
  78  
  79    if (tabElm && tabContainerElm) {
  80      nodes = tabContainerElm.childNodes;
  81  
  82      // Hide all other tabs
  83      for (i = 0; i < nodes.length; i++) {
  84        if (nodes[i].nodeName == "LI") {
  85          t.hideTab(nodes[i]);
  86        }
  87      }
  88  
  89      // Show selected tab
  90      t.showTab(tabElm);
  91    }
  92  
  93    if (panelElm && panelContainerElm) {
  94      nodes = panelContainerElm.childNodes;
  95  
  96      // Hide all other panels
  97      for (i = 0; i < nodes.length; i++) {
  98        if (nodes[i].nodeName == "DIV") {
  99          t.hidePanel(nodes[i]);
 100        }
 101      }
 102  
 103      if (!avoid_focus) {
 104        tabElm.focus();
 105      }
 106  
 107      // Show selected panel
 108      t.showPanel(panelElm);
 109    }
 110  };
 111  
 112  MCTabs.prototype.getAnchor = function () {
 113    var pos, url = document.location.href;
 114  
 115    if ((pos = url.lastIndexOf('#')) != -1) {
 116      return url.substring(pos + 1);
 117    }
 118  
 119    return "";
 120  };
 121  
 122  
 123  //Global instance
 124  var mcTabs = new MCTabs();
 125  
 126  tinyMCEPopup.onInit.add(function () {
 127    var tinymce = tinyMCEPopup.getWin().tinymce, dom = tinyMCEPopup.dom, each = tinymce.each;
 128  
 129    each(dom.select('div.tabs'), function (tabContainerElm) {
 130      //var keyNav;
 131  
 132      dom.setAttrib(tabContainerElm, "role", "tablist");
 133  
 134      var items = tinyMCEPopup.dom.select('li', tabContainerElm);
 135      var action = function (id) {
 136        mcTabs.displayTab(id, mcTabs.getPanelForTab(id));
 137        mcTabs.onChange.dispatch(id);
 138      };
 139  
 140      each(items, function (item) {
 141        dom.setAttrib(item, 'role', 'tab');
 142        dom.bind(item, 'click', function (evt) {
 143          action(item.id);
 144        });
 145      });
 146  
 147      dom.bind(dom.getRoot(), 'keydown', function (evt) {
 148        if (evt.keyCode === 9 && evt.ctrlKey && !evt.altKey) { // Tab
 149          //keyNav.moveFocus(evt.shiftKey ? -1 : 1);
 150          tinymce.dom.Event.cancel(evt);
 151        }
 152      });
 153  
 154      each(dom.select('a', tabContainerElm), function (a) {
 155        dom.setAttrib(a, 'tabindex', '-1');
 156      });
 157  
 158      /*keyNav = tinyMCEPopup.editor.windowManager.createInstance('tinymce.ui.KeyboardNavigation', {
 159        root: tabContainerElm,
 160        items: items,
 161        onAction: action,
 162        actOnFocus: true,
 163        enableLeftRight: true,
 164        enableUpDown: true
 165      }, tinyMCEPopup.dom);*/
 166    }
 167  );
 168  });