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/*******************************************************************************
* Copyright (c) 2000, 2004 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Common Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/cpl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.search.internal.ui;
import org.eclipse.core.resources.IMarker;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.jface.action.Action;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.ISelectionProvider;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.search.ui.ISearchResultViewEntry;
import org.eclipse.search.internal.ui.util.ExceptionHandler;
class RemoveMatchAction extends Action {
private ISelectionProvider fSelectionProvider;
public RemoveMatchAction(ISelectionProvider provider) {
super(SearchMessages.getString("SearchResultView.removeMatch.text")); //$NON-NLS-1$
setToolTipText(SearchMessages.getString("SearchResultView.removeMatch.tooltip")); //$NON-NLS-1$
fSelectionProvider= provider;
}
public void run() {
IMarker[] markers= getMarkers(fSelectionProvider.getSelection());
if (markers != null)
try {
SearchPlugin.getWorkspace().deleteMarkers(markers);
} catch (CoreException ex) {
ExceptionHandler.handle(ex, SearchMessages.getString("Search.Error.deleteMarkers.title"), SearchMessages.getString("Search.Error.deleteMarkers.message")); //$NON-NLS-2$ //$NON-NLS-1$
}
}
private IMarker[] getMarkers(ISelection s) {
if (! (s instanceof IStructuredSelection) || s.isEmpty())
return null;
IStructuredSelection selection= (IStructuredSelection)s;
int size= selection.size();
if (size != 1)
return null;
if (selection.getFirstElement() instanceof ISearchResultViewEntry) {
IMarker marker= ((ISearchResultViewEntry)selection.getFirstElement()).getSelectedMarker();
if (marker != null)
return new IMarker[] {marker};
}
return null;
}
}
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