Sylvestre Ledru
55481ac4b5
replaced by .editorconfig Differential Revision: https://phabricator.services.mozilla.com/D287852
32 lines
1.0 KiB
C++
32 lines
1.0 KiB
C++
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef nsIPercentBSizeObserver_h_
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#define nsIPercentBSizeObserver_h_
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#include "nsQueryFrame.h"
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namespace mozilla {
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struct ReflowInput;
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} // namespace mozilla
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/**
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* This interface is supported by frames that need to provide computed bsize
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* values to children during reflow which would otherwise not happen. Currently
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* only table cells support this.
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*/
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class nsIPercentBSizeObserver {
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public:
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NS_DECL_QUERYFRAME_TARGET(nsIPercentBSizeObserver)
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// Notify the observer that aReflowInput has no computed bsize,
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// but it has a percent bsize
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virtual void NotifyPercentBSize(const mozilla::ReflowInput& aReflowInput) = 0;
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// Ask the observer if it should observe aReflowInput.frame
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virtual bool NeedsToObserve(const mozilla::ReflowInput& aReflowInput) = 0;
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};
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#endif // nsIPercentBSizeObserver_h_
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