| //------------------------------------------------------------------------------ |
| // Copyright (c) 2005, 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 implementation |
| //------------------------------------------------------------------------------ |
| package org.eclipse.epf.rcp.ui; |
| |
| import java.io.File; |
| import java.io.IOException; |
| |
| import org.eclipse.core.runtime.Platform; |
| import org.eclipse.epf.common.service.utils.CommandLineRunUtil; |
| import org.eclipse.epf.library.ui.LibraryUIManager; |
| import org.eclipse.equinox.app.IApplication; |
| import org.eclipse.equinox.app.IApplicationContext; |
| import org.eclipse.jface.dialogs.MessageDialog; |
| import org.eclipse.osgi.service.datalocation.Location; |
| import org.eclipse.osgi.util.NLS; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.widgets.Display; |
| import org.eclipse.swt.widgets.Shell; |
| import org.eclipse.ui.IWorkbench; |
| import org.eclipse.ui.PlatformUI; |
| |
| /** |
| * This class controls all aspects of the application's execution. |
| * |
| * @author Kelvin Low |
| * @since 1.0 |
| */ |
| public class MainApplication implements IApplication { |
| |
| // Data mode constants for user, configuration and data locations. |
| private static final String NONE = "@none"; //$NON-NLS-1$ |
| private static final String NO_DEFAULT = "@noDefault"; //$NON-NLS-1$ |
| private static final String USER_HOME = "@user.home"; //$NON-NLS-1$ |
| private static final String USER_DIR = "@user.dir"; //$NON-NLS-1$ |
| public static final String PROP_USER_HOME = "user.home"; //$NON-NLS-1$ |
| public static final String PROP_USER_DIR = "user.dir"; //$NON-NLS-1$ |
| |
| /* |
| * @see org.eclipse.equinox.app.IApplication#start(org.eclipse.equinox.app.IApplicationContext) |
| */ |
| public Object start(IApplicationContext context) { |
| Display display = PlatformUI.createDisplay(); |
| Shell shell = new Shell(display, SWT.ON_TOP); |
| try { |
| boolean noLock = false; |
| String[] appArgs = Platform.getApplicationArgs(); |
| for (int i = 0; i < appArgs.length; i++) { |
| if (appArgs[i].equalsIgnoreCase("-library") && i < (appArgs.length - 1)) { //$NON-NLS-1$ |
| String location = appArgs[i + 1]; |
| location = buildLocation(location); |
| if (location != null) { |
| LibraryUIManager.setCommandLineLibrary(location); |
| } |
| } else if (appArgs[i].equalsIgnoreCase("-defaultlibrary") && i < (appArgs.length - 1)) { //$NON-NLS-1$ |
| if (! CommandLineRunUtil.getInstance().isNeedToRun()) { |
| String location = appArgs[i + 1]; |
| location = buildLocation(location); |
| if (location != null) { |
| LibraryUIManager.setCommandLineDefaultLibrary(location); |
| } |
| } |
| } else if (appArgs[i].equalsIgnoreCase("-nolock")) { //$NON-NLS-1$ |
| noLock = true; |
| } else if (appArgs[i].equalsIgnoreCase("-batch")) { //$NON-NLS-1$ |
| CommandLineRunUtil.getInstance().setNeedToRun(true); |
| } |
| } |
| |
| if (!noLock && !checkWorkspaceLock(shell)) { |
| Platform.endSplash(); |
| return IApplication.EXIT_OK; |
| } |
| |
| int returnCode = createWorkbenchAdvisor(display); |
| if (returnCode == PlatformUI.RETURN_RESTART) { |
| return IApplication.EXIT_RESTART; |
| } |
| return IApplication.EXIT_OK; |
| } finally { |
| if (shell != null) { |
| shell.dispose(); |
| } |
| display.dispose(); |
| } |
| } |
| |
| /* |
| * @see org.eclipse.equinox.app.IApplication#stop() |
| */ |
| public void stop() { |
| final IWorkbench workbench = PlatformUI.getWorkbench(); |
| if (workbench == null) |
| return; |
| final Display display = workbench.getDisplay(); |
| display.syncExec(new Runnable() { |
| public void run() { |
| if (!display.isDisposed()) { |
| workbench.close(); |
| } |
| } |
| }); |
| } |
| |
| /** |
| * Creates the workbench advisor. |
| */ |
| protected int createWorkbenchAdvisor(Display display) { |
| return PlatformUI.createAndRunWorkbench(display, |
| new MainWorkbenchAdvisor()); |
| } |
| |
| /** |
| * Checks the workspace lock that is used to prevent a library been opened |
| * multiple times. |
| */ |
| protected boolean checkWorkspaceLock(Shell shell) { |
| Location workspaceLocation = Platform.getInstanceLocation(); |
| String appName = Platform.getProduct().getName(); |
| try { |
| if (workspaceLocation.lock()) { |
| return true; |
| } |
| MessageDialog.openInformation(shell, NLS.bind( |
| RCPUIResources.workspaceCannotLockTitle, appName), NLS |
| .bind(RCPUIResources.workspaceCannotLockMessage, appName)); |
| } catch (IOException e) { |
| RCPUIPlugin.getDefault().getLogger().logError( |
| NLS |
| .bind(RCPUIResources.workspaceCannotLockMessage, |
| appName), e); |
| MessageDialog.openInformation(shell, NLS.bind( |
| RCPUIResources.workspaceCannotLockTitle, appName), e |
| .getMessage()); |
| } |
| return false; |
| } |
| |
| /* |
| * taken from org.eclipse.core.runtime.adaptor.LocationManager.buildLocation |
| */ |
| private String buildLocation(String location) { |
| String trimmedLocation = location.trim(); |
| String result = trimmedLocation; |
| if (trimmedLocation.equalsIgnoreCase(NONE)) |
| return null; |
| if (trimmedLocation.equalsIgnoreCase(NO_DEFAULT)) |
| return null; |
| if (trimmedLocation.startsWith(USER_HOME)) { |
| String base = substituteVar(location, USER_HOME, PROP_USER_HOME); |
| result = new File(base).getAbsolutePath(); |
| } else if (trimmedLocation.startsWith(USER_DIR)) { |
| String base = substituteVar(location, USER_DIR, PROP_USER_DIR); |
| result = new File(base).getAbsolutePath(); |
| } |
| return result; |
| } |
| |
| private static String substituteVar(String source, String var, String prop) { |
| String value = System.getProperty(prop, ""); //$NON-NLS-1$ |
| return value + source.substring(var.length()); |
| } |
| |
| } |