widget/nsITaskbarTabPreview.idl
author Noemi Erli <nerli@mozilla.com>
Tue, 26 Feb 2019 03:43:12 +0200
changeset 461110 3c030119c0dcf447dd1afe7165b2d6846a0bc7f0
parent 439131 31941d904a7c3df53ed5b4c9ecdc40025d865dfb
child 473789 54a4320c7206d6a478b23a6a52b1f51b00dcec53
permissions -rw-r--r--
Backed out 10 changesets (bug 1505871) for wrench bustages CLOSED TREE Backed out changeset 045ab0ec3613 (bug 1505871) Backed out changeset 6486435a048d (bug 1505871) Backed out changeset 9be871042749 (bug 1505871) Backed out changeset 0007feaf988d (bug 1505871) Backed out changeset 3cb8fb01e77e (bug 1505871) Backed out changeset 2fff213d97e3 (bug 1505871) Backed out changeset 1ad20d485eca (bug 1505871) Backed out changeset 0fd8742fa662 (bug 1505871) Backed out changeset 1899600a7985 (bug 1505871) Backed out changeset f9578d20e54e (bug 1505871)

/* vim: se cin sw=2 ts=2 et : */
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#include "nsITaskbarPreview.idl"
interface imgIContainer;

/*
 * nsITaskbarTabPreview
 *
 * This interface controls tab preview-specific behavior. Creating an
 * nsITaskbarTabPreview for a window will hide that window's
 * nsITaskbarWindowPreview in the taskbar - the native API performs this
 * unconditionally. When there are no more tab previews for a window, the
 * nsITaskbarWindowPreview will automatically become visible again.
 *
 * An application may have as many tab previews per window as memory allows.
 *
 */
[scriptable, uuid(11E4C8BD-5C2D-4E1A-A9A1-79DD5B0FE544)]
interface nsITaskbarTabPreview : nsITaskbarPreview
{
  /**
   * The title displayed above the thumbnail
   *
   * Default: an empty string
   */
  attribute AString title;

  /**
   * The icon displayed next to the title in the preview
   *
   * Default: null
   */
  attribute imgIContainer icon;

  /**
   * Rearranges the preview relative to another tab preview from the same window
   * @param aNext The preview to the right of this one. A value of null
   *              indicates that the preview is the rightmost one.
   */
  void move(in nsITaskbarTabPreview aNext);

  /**
   * Used internally to grab the handle to the proxy window.
   */
  [notxpcom]
  nativeWindow GetHWND();

  /**
   * Used internally to ensure that the taskbar knows about this preview. If a
   * preview is not registered, then the API call to set its sibling (via move)
   * will silently fail.
   *
   * This method is only invoked when it is safe to make taskbar API calls.
   */
  [notxpcom]
  void EnsureRegistration();
};