gecko-dev/suite/common/permissions/permissionsNavigatorOverlay.xul

<?xml version="1.0"?>

<!--
   The contents of this file are subject to the Netscape Public
   License Version 1.1 (the "License"); you may not use this file
   except in compliance with the License. You may obtain a copy of
   the License at http://www.mozilla.org/NPL/
    
   Software distributed under the License is distributed on an "AS
   IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
   implied. See the License for the specific language governing
   rights and limitations under the License.
    
   The Original Code is Mozilla Communicator client code, released
   March 31, 1998.
   
   The Initial Developer of the Original Code is Netscape
   Communications Corporation. Portions created by Netscape are
   Copyright (C) 1998-1999 Netscape Communications Corporation. All
   Rights Reserved.
   
   Contributor(s): 
  -->

<!DOCTYPE overlay SYSTEM "chrome://cookie/locale/cookieNavigatorOverlay.dtd">

<overlay id="cookieNavigatorOverlay"
         xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">

  <script type="application/x-javascript" src="chrome://cookie/content/cookieOverlay.js"/>
  <script type="application/x-javascript">
  <![CDATA[
    /******* THE FOLLOWING IS FOR THE TASKMENU OVERLAY *******/

    // both are necessary. popupmanager is just a special case
    // of permissionmanager but does extra work on add/remove
    const nsIPermissionManager = Components.interfaces.nsIPermissionManager;
    var permissionmanager;
    var popupmanager;

    // Remove the image entries from the task menu
    function HideImage() {
      document.getElementById("image").hidden = true;
    }

    // for some unexplainable reason, CheckForImage() keeps getting called repeatedly
    // as we mouse over the task menu.  IMO, that shouldn't be happening.  To avoid
    // taking a performance hit due to this, we will set the following flag to avoid
    // reexecuting the routine
    var alreadyCheckedForImage = false;

    // determine which items we need to hide or disable from the task menu
    function CheckForVisibility()
    {
      var uri = getBrowser().currentURI;

      // obtain access to permissionmanager and popupmanager
      // (popup manager is a wrapper around permission that does extra work)
      permissionmanager =
        Components.classes["@mozilla.org/permissionmanager;1"]
          .getService(Components.interfaces.nsIPermissionManager);
      popupmanager =
        Components.classes["@mozilla.org/PopupWindowManager;1"]
          .getService(Components.interfaces.nsIPopupWindowManager);
      if (!("_content" in window) || !window._content) {
        // this occurs if doing tasks->privacy->cookie->block from java console
        return;
      }

      // determine current state (blocked or unblocked) and hide appropriate menu item
      var blocked = nsIPermissionManager.UNKNOWN_ACTION;
      
      blocked = permissionmanager.testPermission(uri, "cookie");
      enableElement("AllowCookies", blocked != nsIPermissionManager.ALLOW_ACTION);
      enableElement("BlockCookies", blocked != nsIPermissionManager.DENY_ACTION);

      blocked = permissionmanager.testPermission(uri, "image");
      enableElement("AllowImages", blocked != nsIPermissionManager.ALLOW_ACTION);
      enableElement("BlockImages", blocked != nsIPermissionManager.DENY_ACTION);
      
      SetPopupMenuEnabledState();

      var pref;
      pref = Components.classes['@mozilla.org/preferences-service;1'];
      pref = pref.getService();
      pref = pref.QueryInterface(Components.interfaces.nsIPrefBranch);

      // determine if image manager should be in the UI
      if (alreadyCheckedForImage) {
        return;
      }
      alreadyCheckedForImage = true;
      // remove image functions (unless overruled by the "imageblocker.enabled" pref)
      try {
        if (!pref.getBoolPref("imageblocker.enabled")) {
          HideImage();
        }
      } catch(e) {
        HideImage();
      }
    }

    function SetPopupMenuEnabledState() {
      var blocked = nsIPermissionManager.UNKNOWN_ACTION;
      var policy = pref.getBoolPref("dom.disable_open_during_load");

      blocked = permissionmanager.testPermission(getBrowser().currentURI, "popup");
      
      document.getElementById("AboutPopups").hidden = policy;
      document.getElementById("ManagePopups").hidden = !policy;

      if (policy) {
        enableElement("AllowPopups", blocked != nsIPermissionManager.ALLOW_ACTION);
        return;
      }

      enableElement("AllowPopups", false);
    }

    function enableElement(elementID, enable) {
      var element = document.getElementById(elementID);
      if (enable)
        element.removeAttribute("disabled");
      else
        element.setAttribute("disabled", "true");
    }

    // perform a Cookie or Image action
    function CookieImageAction(action) {

      if (!("_content" in window) || !window._content) {
        // this occurs if doing tasks->privacy->cookie->block from java console
        return;
      }
      var element;
      var uri = getBrowser().currentURI;
      switch (action) {
        case "cookieAllow":
          permissionmanager.add(uri, "cookie", nsIPermissionManager.ALLOW_ACTION);
          element = document.getElementById("AllowCookies");
          alert(element.getAttribute("msg"));
          break;
        case "cookieBlock":
          permissionmanager.add(uri, "cookie", nsIPermissionManager.DENY_ACTION);
          element = document.getElementById("BlockCookies");
          alert(element.getAttribute("msg"));
          break;
        case "imageAllow":
          permissionmanager.add(uri, "image", nsIPermissionManager.ALLOW_ACTION);
          element = document.getElementById("AllowImages");
          alert(element.getAttribute("msg"));
          break;
        case "imageBlock":
          permissionmanager.add(uri, "image", nsIPermissionManager.DENY_ACTION);
          element = document.getElementById("BlockImages");
          alert(element.getAttribute("msg"));
          break;
        default:
      }
    }

    function PopupAction() {
      var hostPort = getBrowser().currentURI.hostPort;
      window.openDialog("chrome://communicator/content/popupManager.xul", "",
                        "chrome,resizable=yes,modal=yes",
                        hostPort,
                        false);
    }

    function OpenAboutPopups() {
      window.openDialog("chrome://communicator/content/aboutPopups.xul", "", 
                        "chrome,centerscreen,resizable=yes", 
                        false);
    }

    function OpenManagePopups() {
      window.openDialog("chrome://communicator/content/popupManager.xul", "",
                        "chrome,resizable=yes", 
                        "",
                        false);
    }

  ]]>
  </script>         

  <!-- tasksOverlay menu items -->
  <menupopup id="taskPopup" onpopupshowing="CheckForVisibility()">
    <menu insertbefore="navBeginGlobalItems"
          label="&cookieCookieManager.label;"
          accesskey="&cookieCookieManager.accesskey;">
      <menupopup>
        <menuitem id="BlockCookies" label="&cookieBlockCookiesCmd.label;"
                  accesskey="&cookieBlockCookiesCmd.accesskey;" 
                  msg="&cookieBlockCookiesMsg.label;"
                  oncommand="CookieImageAction('cookieBlock');"/> 
        <menuitem id="AllowCookies" label="&cookieAllowCookiesCmd.label;"
                  accesskey="&cookieAllowCookiesCmd.accesskey;" 
                  msg="&cookieAllowCookiesMsg.label;"
                  oncommand="CookieImageAction('cookieAllow');"/> 
        <menuseparator/>
        <menuitem label="&cookieDisplayCookiesCmd.label;"
                  accesskey="&cookieDisplayCookiesCmd.accesskey;" 
                  oncommand="viewCookies();"/> 
      </menupopup>
    </menu>
    <menu label="&cookieImageManager.label;"
          accesskey="&cookieImageManager.accesskey;"
          id="image"
          insertbefore="navBeginGlobalItems">
      <menupopup>
        <menuitem id="BlockImages" label="&cookieBlockImagesCmd.label;"
                  accesskey="&cookieBlockImagesCmd.accesskey;" 
                  msg="&cookieBlockImagesMsg.label;"
                  oncommand="CookieImageAction('imageBlock');"/> 
        <menuitem id="AllowImages" label="&cookieAllowImagesCmd.label;"
                  accesskey="&cookieAllowImagesCmd.accesskey;" 
                  msg="&cookieAllowImagesMsg.label;"
                  oncommand="CookieImageAction('imageAllow');"/> 
        <menuseparator/>
        <menuitem label="&cookieDisplayImagesCmd.label;"
                  accesskey="&cookieDisplayImagesCmd.accesskey;" 
                  oncommand="viewImages();"/> 
      </menupopup>
    </menu>
    <menu label="&cookiePopupManager.label;"
          accesskey="&cookiePopupManager.accesskey;"
          id="popup"
          insertbefore="navBeginGlobalItems">
      <menupopup>
        <menuitem id="AllowPopups" label="&cookieAllowPopupsCmd.label;"
                  accesskey="&cookieAllowPopupsCmd.accesskey;" 
                  oncommand="PopupAction();"/>
        <menuitem id="AboutPopups" label="&cookieAboutPopupBlocking.label;"
                  accesskey="&cookieAboutPopupBlocking.accesskey;"
                  oncommand="OpenAboutPopups();"
                  hidden="true"/>
        <menuitem id="ManagePopups" label="&cookieManagePopups.label;"
                  accesskey="&cookieManagePopups.accesskey;"
                  oncommand="OpenManagePopups();"
                  hidden="true"/>
      </menupopup>
    </menu>
  </menupopup>
</overlay>