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/*******************************************************************************
* Copyright (c) 2003, 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.navigator;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.ui.IEditorInput;
import org.eclipse.ui.IWorkbenchPage;
/**
* <p>
* Provides information to the Common Navigator on how to link selections with
* active editors and vice versa.
* </p>
* <p>
* The Common Navigator allows clients to plug-in their own custom logic for
* linking selections from the Viewer to active editors. This interface is used
* by the <b>org.eclipse.ui.navigator.linkHelper </b> extension
* point to gather information and trigger editor activations.
* </p>
*
* @since 3.2
*/
public interface ILinkHelper {
/**
* <p>
* Determine the correct structured selection for the Common Navigator given
* anInput.
* </p>
*
* @param anInput
* An Editor input
* @return A selection to be set against the {@link CommonViewer}
*/
IStructuredSelection findSelection(IEditorInput anInput);
/**
* <p>
* Activate the correct editor for aSelection.
* </p>
*
* @param aPage
* A WorkbenchPage to use for editor location and activation
* @param aSelection
* The current selection from the {@link CommonViewer}
*/
void activateEditor(IWorkbenchPage aPage, IStructuredSelection aSelection);
}
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