widget/nsITaskbarTabPreview.idl

   1 /* vim: se cin sw=2 ts=2 et : */
   2 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
   3  *
   4  * This Source Code Form is subject to the terms of the Mozilla Public
   5  * License, v. 2.0. If a copy of the MPL was not distributed with this
   6  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   7
   8 #include "nsITaskbarPreview.idl"
   9 interface imgIContainer;
  10
  11 /*
  12  * nsITaskbarTabPreview
  13  *
  14  * This interface controls tab preview-specific behavior. Creating an
  15  * nsITaskbarTabPreview for a window will hide that window's
  16  * nsITaskbarWindowPreview in the taskbar - the native API performs this
  17  * unconditionally. When there are no more tab previews for a window, the
  18  * nsITaskbarWindowPreview will automatically become visible again.
  19  *
  20  * An application may have as many tab previews per window as memory allows.
  21  *
  22  */
  23 [scriptable, uuid(11E4C8BD-5C2D-4E1A-A9A1-79DD5B0FE544)]
  24 interface nsITaskbarTabPreview : nsITaskbarPreview
  25 {
  26   /**
  27    * The title displayed above the thumbnail
  28    *
  29    * Default: an empty string
  30    */
  31   attribute DOMString title;
  32
  33   /**
  34    * The icon displayed next to the title in the preview
  35    *
  36    * Default: null
  37    */
  38   attribute imgIContainer icon;
  39
  40   /**
  41    * Rearranges the preview relative to another tab preview from the same window
  42    * @param aNext The preview to the right of this one. A value of null
  43    *              indicates that the preview is the rightmost one.
  44    */
  45   void move(in nsITaskbarTabPreview aNext);
  46
  47   /**
  48    * Used internally to grab the handle to the proxy window.
  49    */
  50   [notxpcom]
  51   nativeWindow GetHWND();
  52
  53   /**
  54    * Used internally to ensure that the taskbar knows about this preview. If a
  55    * preview is not registered, then the API call to set its sibling (via move)
  56    * will silently fail.
  57    *
  58    * This method is only invoked when it is safe to make taskbar API calls.
  59    */
  60   [notxpcom]
  61   void EnsureRegistration();
  62 };
  63