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/*******************************************************************************
* Copyright (c) 2004, 2015 IBM Corporation and others.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.ui.internal.layout;
import org.eclipse.swt.widgets.Control;
/**
* Layouts that implement this interface are capable of caching the sizes of
* child controls in a manner that allows the information for a single control
* to be flushed without affecting the remaining controls. These layouts will
* ignore the "changed" arguments to layout(...) and computeSize(...), however
* they will flush their cache for individual controls when the flush(...)
* method is called.
* <p>
* This allows for much more efficient layouts, since most of the cache can be
* reused when a child control changes.
* </p>
*
* @since 3.0
*/
public interface ICachingLayout {
/**
* Flushes cached data for the given control
*/
void flush(Control dirtyControl);
}
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