/*******************************************************************************
 * Copyright (c) 2000, 2007 IBM Corporation 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:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.erlide.ui.console.actions;

import org.eclipse.debug.core.DebugPlugin;
import org.eclipse.debug.core.ILaunch;
import org.eclipse.debug.core.ILaunchesListener2;
import org.eclipse.debug.internal.ui.DebugPluginImages;
import org.eclipse.debug.internal.ui.IDebugHelpContextIds;
import org.eclipse.debug.internal.ui.IInternalDebugUIConstants;
import org.eclipse.debug.internal.ui.actions.RemoveAllTerminatedAction;
import org.eclipse.debug.ui.IDebugUIConstants;
import org.eclipse.jface.action.Action;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.texteditor.IUpdate;
import org.erlide.ui.console.ConsoleMessages;

/**
 * ConsoleRemoveAllTerminatedAction
 */
@SuppressWarnings("restriction")
public class ConsoleRemoveAllTerminatedAction extends Action
        implements IUpdate, ILaunchesListener2 {

    public void dispose() {
        DebugPlugin.getDefault().getLaunchManager().removeLaunchListener(this);
    }

    @Override
    public void update() {
        final ILaunch[] launches = DebugPlugin.getDefault().getLaunchManager()
                .getLaunches();
        for (int i = 0; i < launches.length; i++) {
            final ILaunch launch = launches[i];
            if (launch.isTerminated()) {
                setEnabled(true);
                return;
            }
        }
        setEnabled(false);

    }

    @Override
    public void run() {
        final ILaunch[] launches = DebugPlugin.getDefault().getLaunchManager()
                .getLaunches();
        RemoveAllTerminatedAction.removeTerminatedLaunches(launches);
    }

    public ConsoleRemoveAllTerminatedAction() {
        super(ConsoleMessages.ConsoleRemoveAllTerminatedAction_0);
        PlatformUI.getWorkbench().getHelpSystem().setHelp(this,
                IDebugHelpContextIds.CONSOLE_REMOVE_ALL_TERMINATED);
        setToolTipText(ConsoleMessages.ConsoleRemoveAllTerminatedAction_1);
        setImageDescriptor(DebugPluginImages
                .getImageDescriptor(IDebugUIConstants.IMG_LCL_REMOVE_ALL));
        setDisabledImageDescriptor(DebugPluginImages
                .getImageDescriptor(IInternalDebugUIConstants.IMG_DLCL_REMOVE_ALL));
        setHoverImageDescriptor(DebugPluginImages
                .getImageDescriptor(IDebugUIConstants.IMG_LCL_REMOVE_ALL));
        DebugPlugin.getDefault().getLaunchManager().addLaunchListener(this);
        update();
    }

    @Override
    public void launchesRemoved(final ILaunch[] launches) {
        if (isEnabled()) {
            update();
        }
    }

    @Override
    public void launchesAdded(final ILaunch[] launches) {
    }

    @Override
    public void launchesChanged(final ILaunch[] launches) {
    }

    @Override
    public void launchesTerminated(final ILaunch[] launches) {
        update();
    }
}