| /******************************************************************************* |
| * Copyright (c) 2008 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.eclipse.debug.examples.ui.midi.launcher; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.eclipse.core.resources.IFile; |
| import org.eclipse.core.resources.IResource; |
| 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.core.ILaunchManager; |
| import org.eclipse.debug.examples.core.midi.launcher.MidiLaunchDelegate; |
| import org.eclipse.debug.examples.ui.pda.DebugUIPlugin; |
| import org.eclipse.debug.ui.DebugUITools; |
| import org.eclipse.debug.ui.IDebugModelPresentation; |
| import org.eclipse.debug.ui.ILaunchShortcut; |
| import org.eclipse.jface.viewers.ISelection; |
| import org.eclipse.jface.viewers.IStructuredSelection; |
| import org.eclipse.jface.window.Window; |
| import org.eclipse.ui.IEditorPart; |
| import org.eclipse.ui.dialogs.ElementListSelectionDialog; |
| |
| /** |
| * Launch shortcut for a MIDI file. |
| * |
| * @since 1.0 |
| */ |
| public class MidiLaunchShortcut implements ILaunchShortcut { |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.debug.ui.ILaunchShortcut#launch(org.eclipse.jface.viewers.ISelection, java.lang.String) |
| */ |
| public void launch(ISelection selection, String mode) { |
| if (selection instanceof IStructuredSelection) { |
| IStructuredSelection ss = (IStructuredSelection) selection; |
| if (ss.size() == 1) { |
| Object element = ss.getFirstElement(); |
| if (element instanceof IFile) { |
| IFile file = (IFile) element; |
| ILaunchConfiguration configuration = getConfiguration(file); |
| if (configuration != null) { |
| DebugUITools.launch(configuration, mode); |
| } |
| } |
| } |
| } |
| } |
| |
| /** |
| * Returns a MIDI configuration to use for the given file or |
| * <code>null</code> to cancel. Creates a new configuration |
| * if required. |
| * |
| * @param file file |
| * @return associated launch configuration or <code>null</code> |
| */ |
| private ILaunchConfiguration getConfiguration(IFile file) { |
| List candiates = new ArrayList(); |
| try { |
| ILaunchConfiguration[] configurations = getLaunchManager().getLaunchConfigurations(getLaunchType()); |
| for (int i = 0; i < configurations.length; i++) { |
| ILaunchConfiguration configuration = configurations[i]; |
| IResource[] resources = configuration.getMappedResources(); |
| if (resources != null && resources.length == 1 && |
| resources[0].equals(file)) { |
| candiates.add(configuration); |
| } |
| } |
| } catch (CoreException e) { |
| } |
| if (!candiates.isEmpty()) { |
| return chooseConfiguration(candiates); |
| } |
| return newConfiguration(file); |
| } |
| |
| /** |
| * Returns the MIDI launch configuration type. |
| * |
| * @return the MIDI launch configuration type |
| */ |
| private ILaunchConfigurationType getLaunchType() { |
| ILaunchManager manager = getLaunchManager(); |
| ILaunchConfigurationType type = manager.getLaunchConfigurationType(MidiLaunchDelegate.ID_MIDI_LAUNCH_CONFIGURATION_TYPE); |
| return type; |
| } |
| |
| /** |
| * Returns the launch manager. |
| * |
| * @return launch manager |
| */ |
| private ILaunchManager getLaunchManager() { |
| ILaunchManager manager = DebugPlugin.getDefault().getLaunchManager(); |
| return manager; |
| } |
| |
| /** |
| * Returns a configuration from the given collection of configurations that should be launched, |
| * or <code>null</code> to cancel. |
| * |
| * @param configList list of configurations to choose from |
| * @return configuration to launch or <code>null</code> to cancel |
| */ |
| private ILaunchConfiguration chooseConfiguration(List configList) { |
| if (configList.size() == 1) { |
| return (ILaunchConfiguration) configList.get(0); |
| } |
| IDebugModelPresentation labelProvider = DebugUITools.newDebugModelPresentation(); |
| ElementListSelectionDialog dialog= new ElementListSelectionDialog(DebugUIPlugin.getActiveWorkbenchShell(), labelProvider); |
| dialog.setElements(configList.toArray()); |
| dialog.setTitle("Select Configuraiton"); |
| dialog.setMessage("&Select an existing configuration:"); |
| dialog.setMultipleSelection(false); |
| int result = dialog.open(); |
| labelProvider.dispose(); |
| if (result == Window.OK) { |
| return (ILaunchConfiguration) dialog.getFirstResult(); |
| } |
| return null; |
| } |
| |
| /** |
| * Creates and returns a new MIDI launch configuration for the |
| * given file. |
| * |
| * @param file MIDI file |
| * @return new launch configuration |
| */ |
| private ILaunchConfiguration newConfiguration(IFile file) { |
| ILaunchConfigurationType type = getLaunchType(); |
| try { |
| ILaunchConfigurationWorkingCopy workingCopy = type.newInstance(null, getLaunchManager(). |
| generateUniqueLaunchConfigurationNameFrom( |
| "[" + file.getProject().getName() + "] " + file.getName())); |
| workingCopy.setAttribute(MidiLaunchDelegate.ATTR_MIDI_FILE, file.getFullPath().toString()); |
| workingCopy.setMappedResources(new IResource[]{file}); |
| return workingCopy.doSave(); |
| } catch (CoreException e) { |
| e.printStackTrace(); |
| } |
| return null; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.debug.ui.ILaunchShortcut#launch(org.eclipse.ui.IEditorPart, java.lang.String) |
| */ |
| public void launch(IEditorPart editor, String mode) { |
| // nothing - currently no editor |
| } |
| } |