gov.redhawk.ide.debug.internal.ui.ShowConsoleHandler.java Source code

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Here is the source code for gov.redhawk.ide.debug.internal.ui.ShowConsoleHandler.java

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/*******************************************************************************
 * This file is protected by Copyright. 
 * Please refer to the COPYRIGHT file distributed with this source distribution.
 *
 * This file is part of REDHAWK IDE.
 *
 * 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
 *******************************************************************************/
package gov.redhawk.ide.debug.internal.ui;

import gov.redhawk.ide.debug.LocalLaunch;
import gov.redhawk.ide.debug.ui.ScaDebugUiPlugin;
import gov.redhawk.sca.util.PluginUtil;

import org.eclipse.core.commands.AbstractHandler;
import org.eclipse.core.commands.ExecutionEvent;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.core.expressions.IEvaluationContext;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.debug.internal.ui.DebugUIPlugin;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.ui.console.ConsolePlugin;
import org.eclipse.ui.console.IConsole;
import org.eclipse.ui.console.IConsoleManager;
import org.eclipse.ui.handlers.HandlerUtil;
import org.eclipse.ui.statushandlers.StatusManager;

/**
 * 
 */
public class ShowConsoleHandler extends AbstractHandler {

    /**
     * {@inheritDoc}
     */
    @Override
    public Object execute(final ExecutionEvent event) throws ExecutionException {
        ISelection sel = HandlerUtil.getActiveMenuSelection(event);
        if (sel == null) {
            sel = HandlerUtil.getCurrentSelection(event);
        }
        if (sel instanceof IStructuredSelection) {
            final IStructuredSelection ss = (IStructuredSelection) sel;
            for (final Object obj : ss.toList()) {
                try {
                    handleShowConsole(obj, event);
                } catch (final CoreException e) {
                    StatusManager.getManager().handle(e, ScaDebugUiPlugin.PLUGIN_ID);
                }
            }
        }
        return null;
    }

    private void handleShowConsole(final Object obj, final ExecutionEvent event) throws CoreException {
        final LocalLaunch localLaunch = PluginUtil.adapt(LocalLaunch.class, obj);
        if (localLaunch != null && localLaunch.getLaunch() != null
                && localLaunch.getLaunch().getProcesses().length > 0) {
            final IConsole console = DebugUIPlugin.getDefault().getProcessConsoleManager()
                    .getConsole(localLaunch.getLaunch().getProcesses()[0]);
            final IConsoleManager consoleManager = ConsolePlugin.getDefault().getConsoleManager();
            consoleManager.showConsoleView(console);
        }
    }

    @Override
    public void setEnabled(final Object evaluationContext) {
        if (evaluationContext instanceof IEvaluationContext) {
            final IEvaluationContext context = (IEvaluationContext) evaluationContext;
            final Object sel = context.getVariable("selection");
            if (sel instanceof IStructuredSelection) {
                final IStructuredSelection ss = (IStructuredSelection) sel;
                for (final Object obj : ss.toList()) {
                    final LocalLaunch ll = PluginUtil.adapt(LocalLaunch.class, obj);
                    if (ll != null && ll.getLaunch() != null) {
                        setBaseEnabled(true);
                        return;
                    }
                }
            }
        }
        setBaseEnabled(false);
    }
}