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/*******************************************************************************
* Copyright (c) 2004, 2011 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 Corp. - Rational Software - initial implementation
*******************************************************************************/
package org.eclipse.cdt.internal.ui.search.actions;
import java.util.List;
import org.eclipse.cdt.core.model.ICElement;
import org.eclipse.cdt.internal.ui.editor.CEditor;
import org.eclipse.core.runtime.Assert;
import org.eclipse.jface.action.IMenuManager;
import org.eclipse.jface.text.ITextSelection;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.ui.IActionBars;
import org.eclipse.ui.IWorkbenchSite;
import org.eclipse.ui.actions.ActionGroup;
import org.eclipse.ui.part.Page;
public class SelectionSearchGroup extends ActionGroup {
private CEditor fEditor;
private DeclarationsSearchGroup fDeclarationsSearchGroup;
private ReferencesSearchGroup fRefSearchGroup;
public SelectionSearchGroup(CEditor editor) {
Assert.isNotNull(editor);
fEditor = editor;
fDeclarationsSearchGroup = new DeclarationsSearchGroup(fEditor);
fRefSearchGroup = new ReferencesSearchGroup(fEditor);
}
/**
* @param page
*/
public SelectionSearchGroup(Page page) {
this(page.getSite());
}
/**
* @param site
*/
public SelectionSearchGroup(IWorkbenchSite site) {
fDeclarationsSearchGroup = new DeclarationsSearchGroup(site);
fRefSearchGroup = new ReferencesSearchGroup(site);
}
/*
* Method declared on ActionGroup.
*/
@Override
public void fillContextMenu(IMenuManager menu) {
super.fillContextMenu(menu);
fDeclarationsSearchGroup.fillContextMenu(menu);
fRefSearchGroup.fillContextMenu(menu);
}
@Override
public void fillActionBars(IActionBars actionBars) {
if (fEditor == null) {
fDeclarationsSearchGroup.fillActionBars(actionBars);
fRefSearchGroup.fillActionBars(actionBars);
}
}
public static boolean canActionBeAdded(ISelection selection) {
if (selection instanceof ITextSelection) {
return (((ITextSelection) selection).getLength() > 0);
}
return getElement(selection) != null;
}
private static ICElement getElement(ISelection sel) {
if (!sel.isEmpty() && sel instanceof IStructuredSelection) {
List<?> list = ((IStructuredSelection) sel).toList();
if (list.size() == 1) {
Object element = list.get(0);
if (element instanceof ICElement) {
return (ICElement) element;
}
}
}
return null;
}
/* (non-Javadoc)
* @see org.eclipse.ui.actions.ActionGroup#dispose()
*/
@Override
public void dispose() {
if (fDeclarationsSearchGroup != null) {
fDeclarationsSearchGroup.dispose();
fDeclarationsSearchGroup = null;
}
if (fRefSearchGroup != null) {
fRefSearchGroup.dispose();
fRefSearchGroup = null;
}
fEditor = null;
super.dispose();
}
}
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