org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/importexport/launchconfigurations/ExportLaunchConfigurationsWizardPage.java - gerrit/platform/eclipse.platform.debug - Git at Google

 /*******************************************************************************
  * Copyright (c) 2007, 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.internal.ui.importexport.launchconfigurations;

 import java.io.File;
 import java.io.FileInputStream;
 import java.io.FileOutputStream;

 import org.eclipse.core.runtime.CoreException;
 import org.eclipse.core.runtime.IPath;
 import org.eclipse.core.runtime.IProgressMonitor;
 import org.eclipse.core.runtime.IStatus;
 import org.eclipse.core.runtime.NullProgressMonitor;
 import org.eclipse.core.runtime.Path;
 import org.eclipse.core.runtime.Status;
 import org.eclipse.debug.core.DebugPlugin;
 import org.eclipse.debug.core.ILaunchConfiguration;
 import org.eclipse.debug.core.ILaunchConfigurationType;
 import org.eclipse.debug.core.ILaunchManager;
 import org.eclipse.debug.internal.core.IInternalDebugCoreConstants;
 import org.eclipse.debug.internal.core.LaunchConfiguration;
 import org.eclipse.debug.internal.ui.DebugUIPlugin;
 import org.eclipse.debug.internal.ui.IDebugHelpContextIds;
 import org.eclipse.debug.internal.ui.IInternalDebugUIConstants;
 import org.eclipse.debug.internal.ui.SWTFactory;
 import org.eclipse.debug.internal.ui.launchConfigurations.LaunchCategoryFilter;
 import org.eclipse.debug.ui.DebugUITools;
 import org.eclipse.jface.dialogs.IDialogSettings;
 import org.eclipse.jface.dialogs.MessageDialog;
 import org.eclipse.jface.viewers.CheckStateChangedEvent;
 import org.eclipse.jface.viewers.CheckboxTreeViewer;
 import org.eclipse.jface.viewers.ICheckStateListener;
 import org.eclipse.jface.viewers.ITreeContentProvider;
 import org.eclipse.jface.viewers.Viewer;
 import org.eclipse.jface.wizard.WizardPage;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.events.ModifyEvent;
 import org.eclipse.swt.events.ModifyListener;
 import org.eclipse.swt.events.SelectionAdapter;
 import org.eclipse.swt.events.SelectionEvent;
 import org.eclipse.swt.graphics.Image;
 import org.eclipse.swt.layout.GridData;
 import org.eclipse.swt.widgets.Button;
 import org.eclipse.swt.widgets.Composite;
 import org.eclipse.swt.widgets.DirectoryDialog;
 import org.eclipse.swt.widgets.Text;
 import org.eclipse.swt.widgets.Tree;
 import org.eclipse.ui.PlatformUI;
 import org.eclipse.ui.model.WorkbenchViewerComparator;
 import org.eclipse.ui.progress.UIJob;

 import com.ibm.icu.text.MessageFormat;

 /**
  * This calls provides the one and only wizard page to the
  * export launch configurations wizard.
  * @since 3.4.0
  */
 public class ExportLaunchConfigurationsWizardPage extends WizardPage {

 	/**
 	 * The content provider for the tree viewer
 	 * @since 3.4.0
 	 */
 	class ConfigContentProvider implements ITreeContentProvider {

 		ILaunchManager lm = DebugPlugin.getDefault().getLaunchManager();

 		public Object[] getChildren(Object parentElement) {
 			if(parentElement instanceof ILaunchConfigurationType) {
 				try {
 					return lm.getLaunchConfigurations((ILaunchConfigurationType) parentElement);
 				}
 				catch (Exception e) {
 					DebugUIPlugin.logErrorMessage(e.getMessage());
 				}
 			}
 			return null;
 		}
 		public Object getParent(Object element) {
 			if(element instanceof ILaunchConfiguration) {
 				try {
 					return ((ILaunchConfiguration)element).getType();
 				} catch (CoreException e) {
 					return null;
 				}
 			}
 			return null;
 		}
 		public boolean hasChildren(Object element) {
 			return element instanceof ILaunchConfigurationType;
 		}
 		public Object[] getElements(Object inputElement) {
 			return lm.getLaunchConfigurationTypes();
 		}
 		public void dispose() {lm = null;}
 		public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {}

 	}
 	private String OVERWRITE = "overwrite"; //$NON-NLS-1$
 	private String OLD_PATH = "oldpath"; //$NON-NLS-1$
 	private CheckboxTreeViewer fViewer = null;
 	private Text fFilePath = null;
 	private Button fOverwrite = null;

 	/**
 	 * Constructor
 	 */
 	protected ExportLaunchConfigurationsWizardPage() {
 		super(WizardMessages.ExportLaunchConfigurationsWizard_0);
 		setTitle(WizardMessages.ExportLaunchConfigurationsWizard_0);
 	}

 	/* (non-Javadoc)
 	 * @see org.eclipse.jface.dialogs.IDialogPage#createControl(org.eclipse.swt.widgets.Composite)
 	 */
 	public void createControl(Composite parent) {
 		Composite comp = SWTFactory.createComposite(parent, 2, 1, GridData.FILL_BOTH);
 	  //add the check table
 		createViewer(comp);
 	  //add the file path and browse button
 		createFilePath(comp);
 	  //add the overwrite option
 		fOverwrite = SWTFactory.createCheckButton(comp, WizardMessages.ExportLaunchConfigurationsWizardPage_1, null, getDialogSettings().getBoolean(OVERWRITE), 2);
 		setControl(comp);
 		PlatformUI .getWorkbench().getHelpSystem().setHelp(comp, IDebugHelpContextIds.EXPORT_LAUNCH_CONFIGURATIONS_PAGE);
 		setMessage(WizardMessages.ExportLaunchConfigurationsWizardPage_7);
 		//do not set page complete, Eclipse UI guidelines states wizards cannot start off with an error showing
 		setPageComplete(false);
 	}

 	/**
 	 * Creates the check table viewer portion of the control
 	 * @param parent the parent to add the check table viewer to
 	 */
 	protected void createViewer(Composite parent) {
 		SWTFactory.createWrapLabel(parent, WizardMessages.ExportLaunchConfigurationsWizardPage_3, 2);
 		Tree tree = new Tree(parent, SWT.BORDER | SWT.SINGLE | SWT.CHECK);
 		GridData gd = new GridData(GridData.FILL_BOTH);
 		gd.horizontalSpan = 2;
 		tree.setLayoutData(gd);
 		fViewer = new CheckboxTreeViewer(tree);
 		fViewer.setLabelProvider(DebugUITools.newDebugModelPresentation());
 		fViewer.setComparator(new WorkbenchViewerComparator());
 		fViewer.setContentProvider(new ConfigContentProvider());
 		fViewer.setInput(DebugPlugin.getDefault().getLaunchManager().getLaunchConfigurationTypes());
 		//we don't want to see builders....
 		fViewer.addFilter(new LaunchCategoryFilter(IInternalDebugUIConstants.ID_EXTERNAL_TOOL_BUILDER_LAUNCH_CATEGORY));
 		//need to force load the children so that select all works initially
 		fViewer.expandAll();
 		fViewer.collapseAll();
 		fViewer.addCheckStateListener(new ICheckStateListener() {
 			public void checkStateChanged(CheckStateChangedEvent event) {
 				updateCheckedState(event.getElement());
 				setPageComplete(isComplete());
 			}
 		});
 		Composite buttoncomp = SWTFactory.createComposite(parent, parent.getFont(), 2, 2, GridData.FILL_HORIZONTAL, 0, 0);
 		Button button = SWTFactory.createPushButton(buttoncomp, WizardMessages.ExportLaunchConfigurationsWizardPage_8, null);
 		button.addSelectionListener(new SelectionAdapter() {
 			public void widgetSelected(SelectionEvent e) {
 				fViewer.setAllChecked(true);
 				setPageComplete(isComplete());
 			}
 		});
 		button = SWTFactory.createPushButton(buttoncomp, WizardMessages.ExportLaunchConfigurationsWizardPage_9, null);
 		button.addSelectionListener(new SelectionAdapter() {
 			public void widgetSelected(SelectionEvent e) {
 				fViewer.setAllChecked(false);
 				setPageComplete(isComplete());
 			}
 		});
 	}

 	/**
 	 * Updates the checked state of child launch configurations if the parent type is checked
 	 * @param item
 	 */
 	protected void updateCheckedState(Object element) {
 		boolean state = fViewer.getChecked(element);
 		if(element instanceof ILaunchConfigurationType) {
 			Object[] items = ((ConfigContentProvider)fViewer.getContentProvider()).getChildren(element);
 			for(int i = 0; i < items.length; i++) {
 				fViewer.setChecked(items[i], state);
 			}
 			fViewer.setGrayed(element, false);
 		}
 		else if(element instanceof ILaunchConfiguration) {
 			ConfigContentProvider ccp = (ConfigContentProvider) fViewer.getContentProvider();
 			Object parent = ccp.getParent(element);
 			Object[] items = ccp.getChildren(parent);
 			boolean checked = true;
 			boolean onechecked = false;
 			for(int i = 0; i < items.length; i++) {
 				state = fViewer.getChecked(items[i]);
 				checked &= state;
 				if(state) {
 					onechecked = true;
 				}
 			}
 			fViewer.setGrayed(parent, onechecked & !checked);
 			fViewer.setChecked(parent, checked | onechecked);
 		}
 	}

 	/**
 	 * Creates the controls for the file path selection area of the page
 	 * @param parent
 	 */
 	protected void createFilePath(Composite parent) {
 		Composite comp = SWTFactory.createComposite(parent, parent.getFont(), 3, 2, GridData.FILL_HORIZONTAL, 0, 10);
 		SWTFactory.createLabel(comp, WizardMessages.ExportLaunchConfigurationsWizardPage_4, 1);
 		fFilePath = SWTFactory.createText(comp, SWT.SINGLE | SWT.BORDER, 1);
 		String opath = getDialogSettings().get(OLD_PATH);
 		fFilePath.setText((opath == null ? IInternalDebugCoreConstants.EMPTY_STRING : opath));
 		fFilePath.addModifyListener(new ModifyListener() {
 			public void modifyText(ModifyEvent e) {
 				setPageComplete(isComplete());
 			}
 		});
 		Button button = SWTFactory.createPushButton(comp, WizardMessages.ExportLaunchConfigurationsWizardPage_0, null, GridData.END);
 		button.addSelectionListener(new SelectionAdapter() {
 			public void widgetSelected(SelectionEvent e) {
 				DirectoryDialog dd = new DirectoryDialog(getContainer().getShell());
 				dd.setText(WizardMessages.ExportLaunchConfigurationsWizard_0);
 				String file = dd.open();
 				if(file != null) {
 					IPath path = new Path(file);
 					if (path != null) {
 						fFilePath.setText(path.toString());
 						setPageComplete(isComplete());
 					}
 				}
 			}
 		});
 	}

 	/**
 	 * Returns if the page is complete
 	 * @return true if the page is complete and can be 'finished', false otherwise
 	 */
 	protected boolean isComplete() {
 		Object[] elements = fViewer.getCheckedElements();
 		boolean oneconfig = false;
 		for(int i = 0; i < elements.length; i++) {
 			if(elements[i] instanceof ILaunchConfiguration) {
 				oneconfig = true;
 				break;
 			}
 		}
 		if(elements.length < 1 || !oneconfig) {
 			setErrorMessage(WizardMessages.ExportLaunchConfigurationsWizardPage_5);
 			return false;
 		}
 		String path = fFilePath.getText().trim();
 		if(path.equals(IInternalDebugCoreConstants.EMPTY_STRING)) {
 			setErrorMessage(WizardMessages.ExportLaunchConfigurationsWizardPage_6);
 			return false;
 		}
 		if ((new File(path)).isFile()) {
 			setErrorMessage(WizardMessages.ExportLaunchConfigurationsWizardPage_2);
 			return false;
 		}
 		setErrorMessage(null);
 		setMessage(WizardMessages.ExportLaunchConfigurationsWizardPage_7);
 		return true;
 	}

 	/* (non-Javadoc)
 	 * @see org.eclipse.jface.wizard.WizardPage#getImage()
 	 */
 	public Image getImage() {
 		return DebugUITools.getImage(IInternalDebugUIConstants.IMG_WIZBAN_EXPORT_CONFIGS);
 	}

 	/**
 	 * This method performs the work of the page
 	 * @return if the export job was successful or not
 	 */
 	public boolean finish() {
 		final String dpath = fFilePath.getText().trim();
 		IDialogSettings settings = getDialogSettings();
 		settings.put(OVERWRITE, fOverwrite.getSelection());
 		settings.put(OLD_PATH, dpath);
 		final Object[] configs = fViewer.getCheckedElements();
 		final boolean overwrite = fOverwrite.getSelection();
 		UIJob exportjob = new UIJob(getContainer().getShell().getDisplay(), WizardMessages.ExportLaunchConfigurationsWizard_0) {
 			public IStatus runInUIThread(IProgressMonitor monitor) {
 				if(monitor == null) {
 					monitor = new NullProgressMonitor();
 				}
 				IPath destpath = new Path(dpath);
 				File destfolder = destpath.toFile();
 				if(!destfolder.exists()) {
 					destfolder.mkdirs();
 				}
 				monitor.beginTask(WizardMessages.ExportLaunchConfigurationsWizardPage_10, configs.length);
 				try {
 					File file = null, newfile = null;
 					boolean owall = false, nowall = false;
 					MessageDialog dialog = null;
 					for(int i = 0; i < configs.length; i++) {
 						if(monitor.isCanceled()) {
 							return Status.CANCEL_STATUS;
 						}
 						if(configs[i] instanceof ILaunchConfiguration) {
 							file = new File(((LaunchConfiguration) configs[i]).getLocation().toOSString());
 							try {
 								newfile = new File(destpath.append(file.getName()).toOSString());
 								if(newfile.exists() & !overwrite) {
 									if(nowall) {
 										continue;
 									}
 									dialog = new MessageDialog(DebugUIPlugin.getShell(),
 											WizardMessages.ExportLaunchConfigurationsWizardPage_11,
 											null,
 											MessageFormat.format(WizardMessages.ExportLaunchConfigurationsWizardPage_12, new String[] {file.getName()}),
 											MessageDialog.QUESTION, new String[] {WizardMessages.ExportLaunchConfigurationsWizardPage_13, WizardMessages.ExportLaunchConfigurationsWizardPage_14, WizardMessages.ExportLaunchConfigurationsWizardPage_15, WizardMessages.ExportLaunchConfigurationsWizardPage_16, WizardMessages.ExportLaunchConfigurationsWizardPage_17}, 0);
 									if(!owall) {
 										int ret = dialog.open();
 										switch(ret) {
 											case 0: {
 												copyFile(file, newfile);
 												break;
 											}
 											case 1: {
 												owall = true;
 												copyFile(file, newfile);
 												break;
 											}
 											case 3: {
 												nowall = true;
 												break;
 											}
 											case 4: {
 												monitor.setCanceled(true);
 												break;
 											}
 										}
 									}
 									else if(!nowall) {
 										copyFile(file, newfile);
 									}
 								}
 								else {
 									copyFile(file, newfile);
 								}
 							}
 							catch (Exception e) {
 								DebugUIPlugin.logErrorMessage(e.getMessage());
 							}
 						}
 						if(!monitor.isCanceled()) {
 							monitor.worked(1);
 						}
 					}
 					return Status.OK_STATUS;
 				}
 				finally {
 					monitor.done();
 				}
 			}
 		};
 		exportjob.schedule();
 		return true;
 	}

 	/**
 	 * Copies a file from one location to another
 	 * @param in the file to copy
 	 * @param out the file to be copied out to
 	 * @throws Exception
 	 */
 	protected void copyFile(File in, File out) throws Exception {
 	    FileInputStream fis  = new FileInputStream(in);
 	    FileOutputStream fos = new FileOutputStream(out);
 	    byte[] buf = new byte[1024];
 	    int i = 0;
 	    while((i = fis.read(buf)) != -1) {
 	    	fos.write(buf, 0, i);
 	    }
 	    fis.close();
 	    fos.close();
 	}
 }
	/*******************************************************************************
	* Copyright (c) 2007, 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.internal.ui.importexport.launchconfigurations;

	import java.io.File;
	import java.io.FileInputStream;
	import java.io.FileOutputStream;

	import org.eclipse.core.runtime.CoreException;
	import org.eclipse.core.runtime.IPath;
	import org.eclipse.core.runtime.IProgressMonitor;
	import org.eclipse.core.runtime.IStatus;
	import org.eclipse.core.runtime.NullProgressMonitor;
	import org.eclipse.core.runtime.Path;
	import org.eclipse.core.runtime.Status;
	import org.eclipse.debug.core.DebugPlugin;
	import org.eclipse.debug.core.ILaunchConfiguration;
	import org.eclipse.debug.core.ILaunchConfigurationType;
	import org.eclipse.debug.core.ILaunchManager;
	import org.eclipse.debug.internal.core.IInternalDebugCoreConstants;
	import org.eclipse.debug.internal.core.LaunchConfiguration;
	import org.eclipse.debug.internal.ui.DebugUIPlugin;
	import org.eclipse.debug.internal.ui.IDebugHelpContextIds;
	import org.eclipse.debug.internal.ui.IInternalDebugUIConstants;
	import org.eclipse.debug.internal.ui.SWTFactory;
	import org.eclipse.debug.internal.ui.launchConfigurations.LaunchCategoryFilter;
	import org.eclipse.debug.ui.DebugUITools;
	import org.eclipse.jface.dialogs.IDialogSettings;
	import org.eclipse.jface.dialogs.MessageDialog;
	import org.eclipse.jface.viewers.CheckStateChangedEvent;
	import org.eclipse.jface.viewers.CheckboxTreeViewer;
	import org.eclipse.jface.viewers.ICheckStateListener;
	import org.eclipse.jface.viewers.ITreeContentProvider;
	import org.eclipse.jface.viewers.Viewer;
	import org.eclipse.jface.wizard.WizardPage;
	import org.eclipse.swt.SWT;
	import org.eclipse.swt.events.ModifyEvent;
	import org.eclipse.swt.events.ModifyListener;
	import org.eclipse.swt.events.SelectionAdapter;
	import org.eclipse.swt.events.SelectionEvent;
	import org.eclipse.swt.graphics.Image;
	import org.eclipse.swt.layout.GridData;
	import org.eclipse.swt.widgets.Button;
	import org.eclipse.swt.widgets.Composite;
	import org.eclipse.swt.widgets.DirectoryDialog;
	import org.eclipse.swt.widgets.Text;
	import org.eclipse.swt.widgets.Tree;
	import org.eclipse.ui.PlatformUI;
	import org.eclipse.ui.model.WorkbenchViewerComparator;
	import org.eclipse.ui.progress.UIJob;

	import com.ibm.icu.text.MessageFormat;

	/**
	* This calls provides the one and only wizard page to the
	* export launch configurations wizard.
	* @since 3.4.0
	*/
	public class ExportLaunchConfigurationsWizardPage extends WizardPage {

	/**
	* The content provider for the tree viewer
	* @since 3.4.0
	*/
	class ConfigContentProvider implements ITreeContentProvider {

	ILaunchManager lm = DebugPlugin.getDefault().getLaunchManager();

	public Object[] getChildren(Object parentElement) {
	if(parentElement instanceof ILaunchConfigurationType) {
	try {
	return lm.getLaunchConfigurations((ILaunchConfigurationType) parentElement);
	}
	catch (Exception e) {
	DebugUIPlugin.logErrorMessage(e.getMessage());
	}
	}
	return null;
	}
	public Object getParent(Object element) {
	if(element instanceof ILaunchConfiguration) {
	try {
	return ((ILaunchConfiguration)element).getType();
	} catch (CoreException e) {
	return null;
	}
	}
	return null;
	}
	public boolean hasChildren(Object element) {
	return element instanceof ILaunchConfigurationType;
	}
	public Object[] getElements(Object inputElement) {
	return lm.getLaunchConfigurationTypes();
	}
	public void dispose() {lm = null;}
	public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {}

	}
	private String OVERWRITE = "overwrite"; //$NON-NLS-1$
	private String OLD_PATH = "oldpath"; //$NON-NLS-1$
	private CheckboxTreeViewer fViewer = null;
	private Text fFilePath = null;
	private Button fOverwrite = null;

	/**
	* Constructor
	*/
	protected ExportLaunchConfigurationsWizardPage() {
	super(WizardMessages.ExportLaunchConfigurationsWizard_0);
	setTitle(WizardMessages.ExportLaunchConfigurationsWizard_0);
	}

	/* (non-Javadoc)
	* @see org.eclipse.jface.dialogs.IDialogPage#createControl(org.eclipse.swt.widgets.Composite)
	*/
	public void createControl(Composite parent) {
	Composite comp = SWTFactory.createComposite(parent, 2, 1, GridData.FILL_BOTH);
	//add the check table
	createViewer(comp);
	//add the file path and browse button
	createFilePath(comp);
	//add the overwrite option
	fOverwrite = SWTFactory.createCheckButton(comp, WizardMessages.ExportLaunchConfigurationsWizardPage_1, null, getDialogSettings().getBoolean(OVERWRITE), 2);
	setControl(comp);
	PlatformUI .getWorkbench().getHelpSystem().setHelp(comp, IDebugHelpContextIds.EXPORT_LAUNCH_CONFIGURATIONS_PAGE);
	setMessage(WizardMessages.ExportLaunchConfigurationsWizardPage_7);
	//do not set page complete, Eclipse UI guidelines states wizards cannot start off with an error showing
	setPageComplete(false);
	}

	/**
	* Creates the check table viewer portion of the control
	* @param parent the parent to add the check table viewer to
	*/
	protected void createViewer(Composite parent) {
	SWTFactory.createWrapLabel(parent, WizardMessages.ExportLaunchConfigurationsWizardPage_3, 2);
	Tree tree = new Tree(parent, SWT.BORDER \| SWT.SINGLE \| SWT.CHECK);
	GridData gd = new GridData(GridData.FILL_BOTH);
	gd.horizontalSpan = 2;
	tree.setLayoutData(gd);
	fViewer = new CheckboxTreeViewer(tree);
	fViewer.setLabelProvider(DebugUITools.newDebugModelPresentation());
	fViewer.setComparator(new WorkbenchViewerComparator());
	fViewer.setContentProvider(new ConfigContentProvider());
	fViewer.setInput(DebugPlugin.getDefault().getLaunchManager().getLaunchConfigurationTypes());
	//we don't want to see builders....
	fViewer.addFilter(new LaunchCategoryFilter(IInternalDebugUIConstants.ID_EXTERNAL_TOOL_BUILDER_LAUNCH_CATEGORY));
	//need to force load the children so that select all works initially
	fViewer.expandAll();
	fViewer.collapseAll();
	fViewer.addCheckStateListener(new ICheckStateListener() {
	public void checkStateChanged(CheckStateChangedEvent event) {
	updateCheckedState(event.getElement());
	setPageComplete(isComplete());
	}
	});
	Composite buttoncomp = SWTFactory.createComposite(parent, parent.getFont(), 2, 2, GridData.FILL_HORIZONTAL, 0, 0);
	Button button = SWTFactory.createPushButton(buttoncomp, WizardMessages.ExportLaunchConfigurationsWizardPage_8, null);
	button.addSelectionListener(new SelectionAdapter() {
	public void widgetSelected(SelectionEvent e) {
	fViewer.setAllChecked(true);
	setPageComplete(isComplete());
	}
	});
	button = SWTFactory.createPushButton(buttoncomp, WizardMessages.ExportLaunchConfigurationsWizardPage_9, null);
	button.addSelectionListener(new SelectionAdapter() {
	public void widgetSelected(SelectionEvent e) {
	fViewer.setAllChecked(false);
	setPageComplete(isComplete());
	}
	});
	}

	/**
	* Updates the checked state of child launch configurations if the parent type is checked
	* @param item
	*/
	protected void updateCheckedState(Object element) {
	boolean state = fViewer.getChecked(element);
	if(element instanceof ILaunchConfigurationType) {
	Object[] items = ((ConfigContentProvider)fViewer.getContentProvider()).getChildren(element);
	for(int i = 0; i < items.length; i++) {
	fViewer.setChecked(items[i], state);
	}
	fViewer.setGrayed(element, false);
	}
	else if(element instanceof ILaunchConfiguration) {
	ConfigContentProvider ccp = (ConfigContentProvider) fViewer.getContentProvider();
	Object parent = ccp.getParent(element);
	Object[] items = ccp.getChildren(parent);
	boolean checked = true;
	boolean onechecked = false;
	for(int i = 0; i < items.length; i++) {
	state = fViewer.getChecked(items[i]);
	checked &= state;
	if(state) {
	onechecked = true;
	}
	}
	fViewer.setGrayed(parent, onechecked & !checked);
	fViewer.setChecked(parent, checked \| onechecked);
	}
	}

	/**
	* Creates the controls for the file path selection area of the page
	* @param parent
	*/
	protected void createFilePath(Composite parent) {
	Composite comp = SWTFactory.createComposite(parent, parent.getFont(), 3, 2, GridData.FILL_HORIZONTAL, 0, 10);
	SWTFactory.createLabel(comp, WizardMessages.ExportLaunchConfigurationsWizardPage_4, 1);
	fFilePath = SWTFactory.createText(comp, SWT.SINGLE \| SWT.BORDER, 1);
	String opath = getDialogSettings().get(OLD_PATH);
	fFilePath.setText((opath == null ? IInternalDebugCoreConstants.EMPTY_STRING : opath));
	fFilePath.addModifyListener(new ModifyListener() {
	public void modifyText(ModifyEvent e) {
	setPageComplete(isComplete());
	}
	});
	Button button = SWTFactory.createPushButton(comp, WizardMessages.ExportLaunchConfigurationsWizardPage_0, null, GridData.END);
	button.addSelectionListener(new SelectionAdapter() {
	public void widgetSelected(SelectionEvent e) {
	DirectoryDialog dd = new DirectoryDialog(getContainer().getShell());
	dd.setText(WizardMessages.ExportLaunchConfigurationsWizard_0);
	String file = dd.open();
	if(file != null) {
	IPath path = new Path(file);
	if (path != null) {
	fFilePath.setText(path.toString());
	setPageComplete(isComplete());
	}
	}
	}
	});
	}

	/**
	* Returns if the page is complete
	* @return true if the page is complete and can be 'finished', false otherwise
	*/
	protected boolean isComplete() {
	Object[] elements = fViewer.getCheckedElements();
	boolean oneconfig = false;
	for(int i = 0; i < elements.length; i++) {
	if(elements[i] instanceof ILaunchConfiguration) {
	oneconfig = true;
	break;
	}
	}
	if(elements.length < 1 \|\| !oneconfig) {
	setErrorMessage(WizardMessages.ExportLaunchConfigurationsWizardPage_5);
	return false;
	}
	String path = fFilePath.getText().trim();
	if(path.equals(IInternalDebugCoreConstants.EMPTY_STRING)) {
	setErrorMessage(WizardMessages.ExportLaunchConfigurationsWizardPage_6);
	return false;
	}
	if ((new File(path)).isFile()) {
	setErrorMessage(WizardMessages.ExportLaunchConfigurationsWizardPage_2);
	return false;
	}
	setErrorMessage(null);
	setMessage(WizardMessages.ExportLaunchConfigurationsWizardPage_7);
	return true;
	}

	/* (non-Javadoc)
	* @see org.eclipse.jface.wizard.WizardPage#getImage()
	*/
	public Image getImage() {
	return DebugUITools.getImage(IInternalDebugUIConstants.IMG_WIZBAN_EXPORT_CONFIGS);
	}

	/**
	* This method performs the work of the page
	* @return if the export job was successful or not
	*/
	public boolean finish() {
	final String dpath = fFilePath.getText().trim();
	IDialogSettings settings = getDialogSettings();
	settings.put(OVERWRITE, fOverwrite.getSelection());
	settings.put(OLD_PATH, dpath);
	final Object[] configs = fViewer.getCheckedElements();
	final boolean overwrite = fOverwrite.getSelection();
	UIJob exportjob = new UIJob(getContainer().getShell().getDisplay(), WizardMessages.ExportLaunchConfigurationsWizard_0) {
	public IStatus runInUIThread(IProgressMonitor monitor) {
	if(monitor == null) {
	monitor = new NullProgressMonitor();
	}
	IPath destpath = new Path(dpath);
	File destfolder = destpath.toFile();
	if(!destfolder.exists()) {
	destfolder.mkdirs();
	}
	monitor.beginTask(WizardMessages.ExportLaunchConfigurationsWizardPage_10, configs.length);
	try {
	File file = null, newfile = null;
	boolean owall = false, nowall = false;
	MessageDialog dialog = null;
	for(int i = 0; i < configs.length; i++) {
	if(monitor.isCanceled()) {
	return Status.CANCEL_STATUS;
	}
	if(configs[i] instanceof ILaunchConfiguration) {
	file = new File(((LaunchConfiguration) configs[i]).getLocation().toOSString());
	try {
	newfile = new File(destpath.append(file.getName()).toOSString());
	if(newfile.exists() & !overwrite) {
	if(nowall) {
	continue;
	}
	dialog = new MessageDialog(DebugUIPlugin.getShell(),
	WizardMessages.ExportLaunchConfigurationsWizardPage_11,
	null,
	MessageFormat.format(WizardMessages.ExportLaunchConfigurationsWizardPage_12, new String[] {file.getName()}),
	MessageDialog.QUESTION, new String[] {WizardMessages.ExportLaunchConfigurationsWizardPage_13, WizardMessages.ExportLaunchConfigurationsWizardPage_14, WizardMessages.ExportLaunchConfigurationsWizardPage_15, WizardMessages.ExportLaunchConfigurationsWizardPage_16, WizardMessages.ExportLaunchConfigurationsWizardPage_17}, 0);
	if(!owall) {
	int ret = dialog.open();
	switch(ret) {
	case 0: {
	copyFile(file, newfile);
	break;
	}
	case 1: {
	owall = true;
	copyFile(file, newfile);
	break;
	}
	case 3: {
	nowall = true;
	break;
	}
	case 4: {
	monitor.setCanceled(true);
	break;
	}
	}
	}
	else if(!nowall) {
	copyFile(file, newfile);
	}
	}
	else {
	copyFile(file, newfile);
	}
	}
	catch (Exception e) {
	DebugUIPlugin.logErrorMessage(e.getMessage());
	}
	}
	if(!monitor.isCanceled()) {
	monitor.worked(1);
	}
	}
	return Status.OK_STATUS;
	}
	finally {
	monitor.done();
	}
	}
	};
	exportjob.schedule();
	return true;
	}

	/**
	* Copies a file from one location to another
	* @param in the file to copy
	* @param out the file to be copied out to
	* @throws Exception
	*/
	protected void copyFile(File in, File out) throws Exception {
	FileInputStream fis = new FileInputStream(in);
	FileOutputStream fos = new FileOutputStream(out);
	byte[] buf = new byte[1024];
	int i = 0;
	while((i = fis.read(buf)) != -1) {
	fos.write(buf, 0, i);
	}
	fis.close();
	fos.close();
	}
	}