mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
32 lines
1.0 KiB
C++
32 lines
1.0 KiB
C++
/* -*- 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 nsIPercentBSizeObserver_h___
|
|
#define nsIPercentBSizeObserver_h___
|
|
|
|
#include "nsQueryFrame.h"
|
|
|
|
struct nsHTMLReflowState;
|
|
|
|
/**
|
|
* This interface is supported by frames that need to provide computed bsize
|
|
* values to children during reflow which would otherwise not happen. Currently
|
|
* only table cells support this.
|
|
*/
|
|
class nsIPercentBSizeObserver
|
|
{
|
|
public:
|
|
NS_DECL_QUERYFRAME_TARGET(nsIPercentBSizeObserver)
|
|
|
|
// Notify the observer that aReflowState has no computed bsize,
|
|
// but it has a percent bsize
|
|
virtual void NotifyPercentBSize(const nsHTMLReflowState& aReflowState) = 0;
|
|
|
|
// Ask the observer if it should observe aReflowState.frame
|
|
virtual bool NeedsToObserve(const nsHTMLReflowState& aReflowState) = 0;
|
|
};
|
|
|
|
#endif // nsIPercentBSizeObserver_h___
|