org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/launchConfigurations/CreateLaunchConfigurationAction.java

package org.eclipse.debug.internal.ui.launchConfigurations;

/**********************************************************************
Copyright (c) 2000, 2002 IBM Corp.  All rights reserved.
This file is made available under the terms of the Common Public License v1.0
which accompanies this distribution, and is available at
http://www.eclipse.org/legal/cpl-v10.html
**********************************************************************/

import org.eclipse.core.runtime.CoreException;
import org.eclipse.debug.core.DebugPlugin;
import org.eclipse.debug.core.ILaunchConfiguration;
import org.eclipse.debug.core.ILaunchConfigurationType;
import org.eclipse.debug.core.ILaunchConfigurationWorkingCopy;
import org.eclipse.debug.internal.ui.DebugUIPlugin;
import org.eclipse.debug.ui.ILaunchConfigurationDialog;
import org.eclipse.debug.ui.ILaunchConfigurationTab;
import org.eclipse.debug.ui.ILaunchConfigurationTabGroup;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.Viewer;

/**
 * Creates a new launch configuration based on the selection.
 */
public class CreateLaunchConfigurationAction extends AbstractLaunchConfigurationAction {

	/**
	 * Action identifier for IDebugView#getAction(String)
	 */
	public static final String ID_CREATE_ACTION = DebugUIPlugin.getUniqueIdentifier() + ".ID_CREATE_ACTION"; //$NON-NLS-1$
	
	/**
	 * Constructs an action to create a launch configuration 
	 */
	public CreateLaunchConfigurationAction(Viewer viewer) {
		super(LaunchConfigurationsMessages.getString("CreateLaunchConfigurationAction.Ne&w_1"), viewer); //$NON-NLS-1$
	}

	/**
	 * @see AbstractLaunchConfigurationAction#performAction()
	 */
	protected void performAction() {
		Object object = getStructuredSelection().getFirstElement();
		ILaunchConfigurationType type= null;
		// Construct a new config of the selected type
		if (object instanceof ILaunchConfiguration) {
			ILaunchConfiguration config= (ILaunchConfiguration) object;
			try {
				type = config.getType();
			} catch (CoreException e) {
				errorDialog(e);
				return;
			}
		} else {
			type = (ILaunchConfigurationType) object;
		}

		try {
			ILaunchConfigurationWorkingCopy wc = type.newInstance(null, DebugPlugin.getDefault().getLaunchManager().generateUniqueLaunchConfigurationNameFrom(LaunchConfigurationsMessages.getString("CreateLaunchConfigurationAction.New_configuration_2"))); //$NON-NLS-1$
			ILaunchConfigurationTabGroup tabGroup = LaunchConfigurationPresentationManager.getDefault().getTabGroup(wc.getType());
			// this only works because this action is only present when the dialog is open
			ILaunchConfigurationDialog dialog = LaunchConfigurationsDialog.getCurrentlyVisibleLaunchConfigurationDialog();
			tabGroup.createTabs(dialog, dialog.getMode());
			ILaunchConfigurationTab[] tabs = tabGroup.getTabs();
			for (int i = 0; i < tabs.length; i++) {
				ILaunchConfigurationTab tab = tabs[i];
				tab.setLaunchConfigurationDialog(dialog);
			}
			tabGroup.setDefaults(wc);
			tabGroup.dispose();
			wc.doSave();
		} catch (CoreException e) {
			errorDialog(e);
			return;
		}
	}

	/**
	 * @see org.eclipse.ui.actions.SelectionListenerAction#updateSelection(org.eclipse.jface.viewers.IStructuredSelection)
	 */
	protected boolean updateSelection(IStructuredSelection selection) {
		return selection.size() == 1;
	}

}