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/*******************************************************************************
* Copyright (c) 2015 Wind River Systems, Inc. and others. All rights reserved.
* This program and the accompanying materials are made available under the terms
* of the Eclipse Public License v1.0 which accompanies this distribution, and is
* available at http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Wind River Systems - initial API and implementation
*******************************************************************************/
package org.eclipse.tcf.te.tcf.filesystem.ui.internal.handlers;
import org.eclipse.jface.action.Action;
import org.eclipse.jface.action.ActionContributionItem;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.swt.widgets.Menu;
import org.eclipse.tcf.te.tcf.filesystem.core.interfaces.runtime.IFSTreeNode;
import org.eclipse.tcf.te.tcf.filesystem.ui.nls.Messages;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.PlatformUI;
/**
* Handler for adding a file or folder to the favorites
*/
public class ToggleRevealOnConnectContributionItem extends ActionContributionItem {
private static class ToggleAction extends Action {
public ToggleAction() {
super(Messages.ToggleRevealOnConnectContributionItem_text, IAction.AS_CHECK_BOX);
}
@Override
public void run() {
boolean value = isChecked();
IStructuredSelection selection = getSelection();
if (selection != null) {
for (Object o : selection.toList()) {
if (o instanceof IFSTreeNode) {
((IFSTreeNode) o).setRevealOnConnect(value);
}
}
}
}
}
public ToggleRevealOnConnectContributionItem() {
super(new ToggleAction());
}
@Override
public void fill(Menu parent, int index) {
updateAction();
super.fill(parent, index);
}
protected static IStructuredSelection getSelection() {
IWorkbenchWindow ww = PlatformUI.getWorkbench().getActiveWorkbenchWindow();
if (ww == null)
return null;
ISelection selection = ww.getSelectionService().getSelection();
if (selection instanceof IStructuredSelection && !selection.isEmpty())
return (IStructuredSelection) selection;
return null;
}
private void updateAction() {
boolean enabled = false;
int on = 0;
IStructuredSelection selection = getSelection();
if (selection != null) {
for (Object o : selection.toList()) {
if (!(o instanceof IFSTreeNode)) {
enabled = false;
break;
}
IFSTreeNode node = (IFSTreeNode) o;
if (node.isFileSystem()) {
enabled = false;
break;
}
on += node.isRevealOnConnect() ? 1 : -1;
enabled = true;
}
}
IAction action = getAction();
action.setEnabled(enabled);
action.setChecked(on > 0);
}
}
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