/*******************************************************************************
* Copyright (c) 2008, 2011 Wind River Systems 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
* Winnie Lai (Texas Instruments) - Individual Element Number Format (Bug 202556)
*******************************************************************************/
package org.eclipse.cdt.dsf.debug.ui.viewmodel.numberformat;
import java.util.ArrayList;
import java.util.LinkedList;
import java.util.List;
import org.eclipse.cdt.dsf.debug.service.IFormattedValues;
import org.eclipse.cdt.dsf.debug.ui.viewmodel.IDebugVMConstants;
import org.eclipse.cdt.dsf.debug.ui.viewmodel.actions.VMHandlerUtils;
import org.eclipse.cdt.dsf.ui.viewmodel.IVMProvider;
import org.eclipse.debug.internal.ui.viewers.model.provisional.IPresentationContext;
import org.eclipse.jface.action.Action;
import org.eclipse.jface.action.ActionContributionItem;
import org.eclipse.jface.action.ContributionItem;
import org.eclipse.jface.action.IContributionItem;
import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.Menu;
import org.eclipse.swt.widgets.MenuItem;
import org.eclipse.ui.actions.CompoundContributionItem;
import org.eclipse.ui.menus.IWorkbenchContribution;
import org.eclipse.ui.services.IServiceLocator;
/**
* Dynamic menu contribution that shows available number formats
* in the current view.
*
* @since 1.1
*/
public class NumberFormatsContribution extends CompoundContributionItem implements IWorkbenchContribution {
protected static final List<String> FORMATS = new LinkedList<String>();
static {
FORMATS.add(IFormattedValues.NATURAL_FORMAT);
FORMATS.add(IFormattedValues.HEX_FORMAT);
FORMATS.add(IFormattedValues.DECIMAL_FORMAT);
FORMATS.add(IFormattedValues.OCTAL_FORMAT);
FORMATS.add(IFormattedValues.BINARY_FORMAT);
FORMATS.add(IFormattedValues.STRING_FORMAT);
}
private class SelectNumberFormatAction extends Action {
private final IPresentationContext fContext;
private final String fFormatId;
SelectNumberFormatAction(IPresentationContext context, String formatId) {
super(FormattedValueVMUtil.getFormatLabel(formatId), AS_RADIO_BUTTON);
fContext = context;
fFormatId = formatId;
}
@Override
public void run() {
if (isChecked()) {
fContext.setProperty(IDebugVMConstants.PROP_FORMATTED_VALUE_FORMAT_PREFERENCE, fFormatId);
}
}
}
protected IServiceLocator fServiceLocator;
private static IContributionItem[] NO_BREAKPOINT_TYPES_CONTRIBUTION_ITEMS = new IContributionItem[] {
new ContributionItem() {
@Override
public void fill(Menu menu, int index) {
MenuItem item = new MenuItem(menu, SWT.NONE);
item.setEnabled(false);
item.setText(MessagesForNumberFormat.NumberFormatContribution_EmptyFormatsList_label);
}
@Override
public boolean isEnabled() {
return false;
}
}
};
@Override
protected IContributionItem[] getContributionItems() {
IVMProvider provider = VMHandlerUtils.getActiveVMProvider(fServiceLocator);
// If no part or selection, disable all.
if (provider == null) {
return NO_BREAKPOINT_TYPES_CONTRIBUTION_ITEMS;
}
IPresentationContext context = provider.getPresentationContext();
Object activeId = context.getProperty(IDebugVMConstants.PROP_FORMATTED_VALUE_FORMAT_PREFERENCE);
if (activeId == null) {
activeId = IFormattedValues.NATURAL_FORMAT;
}
List<Action> actions = new ArrayList<Action>(FORMATS.size());
for (String formatId : FORMATS) {
Action action = new SelectNumberFormatAction(context, formatId);
if (formatId.equals(activeId)) {
action.setChecked(true);
}
actions.add(action);
}
if ( actions.isEmpty() ) {
return NO_BREAKPOINT_TYPES_CONTRIBUTION_ITEMS;
}
IContributionItem[] items = new IContributionItem[actions.size()];
for (int i = 0; i < actions.size(); i++) {
items[i] = new ActionContributionItem(actions.get(i));
}
return items;
}
public void initialize(IServiceLocator serviceLocator) {
fServiceLocator = serviceLocator;
}
}