LCOV - code coverage report
Current view: directory - layout/base - nsIReflowCallback.h (source / functions) Found Hit Coverage
Test: app.info Lines: 1 1 100.0 %
Date: 2012-06-02 Functions: 1 1 100.0 %

       1                 : /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
       2                 : /* ***** BEGIN LICENSE BLOCK *****
       3                 :  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
       4                 :  *
       5                 :  * The contents of this file are subject to the Mozilla Public License Version
       6                 :  * 1.1 (the "License"); you may not use this file except in compliance with
       7                 :  * the License. You may obtain a copy of the License at
       8                 :  * http://www.mozilla.org/MPL/
       9                 :  *
      10                 :  * Software distributed under the License is distributed on an "AS IS" basis,
      11                 :  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
      12                 :  * for the specific language governing rights and limitations under the
      13                 :  * License.
      14                 :  *
      15                 :  * The Original Code is Mozilla Communicator client code.
      16                 :  *
      17                 :  * The Initial Developer of the Original Code is
      18                 :  * Netscape Communications Corporation.
      19                 :  * Portions created by the Initial Developer are Copyright (C) 1998
      20                 :  * the Initial Developer. All Rights Reserved.
      21                 :  *
      22                 :  * Contributor(s):
      23                 :  *   Original Author: David Hyatt (hyatt@netscape.com)
      24                 :  *
      25                 :  * Alternatively, the contents of this file may be used under the terms of
      26                 :  * either of the GNU General Public License Version 2 or later (the "GPL"),
      27                 :  * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
      28                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
      29                 :  * of those above. If you wish to allow use of your version of this file only
      30                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
      31                 :  * use your version of this file under the terms of the MPL, indicate your
      32                 :  * decision by deleting the provisions above and replace them with the notice
      33                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
      34                 :  * the provisions above, a recipient may use your version of this file under
      35                 :  * the terms of any one of the MPL, the GPL or the LGPL.
      36                 :  *
      37                 :  * ***** END LICENSE BLOCK ***** */
      38                 : #ifndef nsIReflowCallback_h___
      39                 : #define nsIReflowCallback_h___
      40                 : 
      41                 : /**
      42                 :  * Reflow callback interface.
      43                 :  * These are not refcounted. Objects must be removed from the presshell
      44                 :  * callback list before they die.
      45                 :  * Protocol: objects will either get a ReflowFinished() call when a reflow
      46                 :  * has finished or a ReflowCallbackCanceled() call if the shell is destroyed,
      47                 :  * whichever happens first. If the object is explicitly removed from the shell
      48                 :  * (using nsIPresShell::CancelReflowCallback()) before that occurs then neither
      49                 :  * of the callback methods are called.
      50                 :  */
      51            1464 : class nsIReflowCallback {
      52                 : public:
      53                 :   /**
      54                 :    * The presshell calls this when reflow has finished. Return true if
      55                 :    * you need a Flush_Layout to happen after this.
      56                 :    */
      57                 :   virtual bool ReflowFinished() = 0;
      58                 :   /**
      59                 :    * The presshell calls this on outstanding callback requests in its
      60                 :    * Destroy() method. The shell removes the request after calling
      61                 :    * ReflowCallbackCanceled().
      62                 :    */
      63                 :   virtual void ReflowCallbackCanceled() = 0;
      64                 : };
      65                 : 
      66                 : #endif /* nsIReflowCallback_h___ */

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