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/*******************************************************************************
* Copyright (c) 2000, 2003 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 java.util.ArrayList;
import java.util.Arrays;
import java.util.Iterator;
import java.util.List;
import org.eclipse.swt.graphics.Image;
import org.eclipse.jface.action.Action;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.jface.viewers.LabelProvider;
import org.eclipse.jface.window.Window;
import org.eclipse.search.internal.ui.util.ListDialog;
/**
* Invoke the resource creation wizard selection Wizard.
* This action will retarget to the active view.
*/
class ShowSearchesAction extends Action {
private static final class SearchesLabelProvider extends LabelProvider {
private ArrayList fImages= new ArrayList();
public String getText(Object element) {
if (!(element instanceof ShowSearchAction))
return ""; //$NON-NLS-1$
return ((ShowSearchAction)element).getText();
}
public Image getImage(Object element) {
if (!(element instanceof ShowSearchAction))
return null;
ImageDescriptor imageDescriptor= ((ShowSearchAction)element).getImageDescriptor();
if (imageDescriptor == null)
return null;
Image image= imageDescriptor.createImage();
fImages.add(image);
return image;
}
public void dispose() {
Iterator iter= fImages.iterator();
while (iter.hasNext())
((Image)iter.next()).dispose();
fImages= null;
}
}
/**
* Create a new instance of this class
*/
public ShowSearchesAction() {
super(SearchMessages.getString("ShowOtherSearchesAction.label")); //$NON-NLS-1$
setToolTipText(SearchMessages.getString("ShowOtherSearchesAction.tooltip")); //$NON-NLS-1$
}
/*
* Overrides method from Action
*/
public void run() {
run(false);
}
public void run(boolean showAll) {
Iterator iter= SearchManager.getDefault().getPreviousSearches().iterator();
int cutOffSize;
if (showAll)
cutOffSize= 0;
else
cutOffSize= SearchDropDownAction.RESULTS_IN_DROP_DOWN;
int size= SearchManager.getDefault().getPreviousSearches().size() - cutOffSize;
Search selectedSearch= SearchManager.getDefault().getCurrentSearch();
Action selectedAction = null;
ArrayList input= new ArrayList(size);
int i= 0;
while (iter.hasNext()) {
Search search= (Search)iter.next();
if (i++ < cutOffSize)
continue;
Action action= new ShowSearchAction(search);
input.add(action);
if (selectedSearch == search)
selectedAction= action;
}
// Open a list dialog.
String title;
String message;
if (showAll) {
title= SearchMessages.getString("PreviousSearchesDialog.title"); //$NON-NLS-1$
message= SearchMessages.getString("PreviousSearchesDialog.message"); //$NON-NLS-1$
}
else {
title= SearchMessages.getString("OtherSearchesDialog.title"); //$NON-NLS-1$
message= SearchMessages.getString("OtherSearchesDialog.message"); //$NON-NLS-1$
}
LabelProvider labelProvider=new SearchesLabelProvider();
ListDialog dlg= new ListDialog(SearchPlugin.getActiveWorkbenchShell(),input, title, message, new SearchResultContentProvider(), labelProvider);
if (selectedAction != null) {
Object[] selected= new Object[1];
selected[0]= selectedAction;
dlg.setInitialSelections(selected);
}
if (dlg.open() == Window.OK) {
List result= Arrays.asList(dlg.getResult());
if (result != null && result.size() == 1) {
((ShowSearchAction)result.get(0)).run();
}
}
}
}
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