/usr/include/thunderbird/nsIReflowCallback.h is in thunderbird-dev 1:38.6.0+build1-0ubuntu1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 | /* -*- 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/. */
#ifndef nsIReflowCallback_h___
#define nsIReflowCallback_h___
/**
* Reflow callback interface.
* These are not refcounted. Objects must be removed from the presshell
* callback list before they die.
* Protocol: objects will either get a ReflowFinished() call when a reflow
* has finished or a ReflowCallbackCanceled() call if the shell is destroyed,
* whichever happens first. If the object is explicitly removed from the shell
* (using nsIPresShell::CancelReflowCallback()) before that occurs then neither
* of the callback methods are called.
*/
class nsIReflowCallback {
public:
/**
* The presshell calls this when reflow has finished. Return true if
* you need a Flush_Layout to happen after this.
*/
virtual bool ReflowFinished() = 0;
/**
* The presshell calls this on outstanding callback requests in its
* Destroy() method. The shell removes the request after calling
* ReflowCallbackCanceled().
*/
virtual void ReflowCallbackCanceled() = 0;
};
#endif /* nsIReflowCallback_h___ */
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