rms/org.eclipse.ptp.rm.jaxb.ui/src/org/eclipse/ptp/rm/jaxb/ui/launch/JAXBRMCustomBatchScriptTab.java - ptp/org.eclipse.ptp - Git at Google

 /*******************************************************************************
  * Copyright (c) 2011 University of Illinois 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:
  * 	Albert L. Rossi - design and implementation
  ******************************************************************************/

 package org.eclipse.ptp.rm.jaxb.ui.launch;

 import java.io.File;

 import org.eclipse.core.runtime.CoreException;
 import org.eclipse.debug.core.ILaunchConfiguration;
 import org.eclipse.debug.core.ILaunchConfigurationWorkingCopy;
 import org.eclipse.debug.ui.ILaunchConfigurationDialog;
 import org.eclipse.ptp.core.elements.IPQueue;
 import org.eclipse.ptp.launch.ui.extensions.RMLaunchValidation;
 import org.eclipse.ptp.remote.core.IRemoteConnection;
 import org.eclipse.ptp.remote.core.IRemoteConnectionManager;
 import org.eclipse.ptp.remote.core.IRemoteServices;
 import org.eclipse.ptp.remote.core.PTPRemoteCorePlugin;
 import org.eclipse.ptp.remote.ui.IRemoteUIConstants;
 import org.eclipse.ptp.remote.ui.IRemoteUIFileManager;
 import org.eclipse.ptp.remote.ui.IRemoteUIServices;
 import org.eclipse.ptp.remote.ui.PTPRemoteUIPlugin;
 import org.eclipse.ptp.rm.jaxb.core.IJAXBResourceManagerControl;
 import org.eclipse.ptp.rm.jaxb.ui.IJAXBUINonNLSConstants;
 import org.eclipse.ptp.rm.jaxb.ui.JAXBUIPlugin;
 import org.eclipse.ptp.rm.jaxb.ui.messages.Messages;
 import org.eclipse.ptp.rm.jaxb.ui.util.ConfigUtils;
 import org.eclipse.ptp.rm.jaxb.ui.util.WidgetActionUtils;
 import org.eclipse.ptp.rm.jaxb.ui.util.WidgetBuilderUtils;
 import org.eclipse.ptp.rm.ui.launch.BaseRMLaunchConfigurationDynamicTab;
 import org.eclipse.ptp.rm.ui.launch.RMLaunchConfigurationDynamicTabDataSource;
 import org.eclipse.ptp.rm.ui.launch.RMLaunchConfigurationDynamicTabWidgetListener;
 import org.eclipse.ptp.rmsystem.IResourceManager;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.events.ModifyEvent;
 import org.eclipse.swt.events.SelectionEvent;
 import org.eclipse.swt.graphics.Image;
 import org.eclipse.swt.layout.GridData;
 import org.eclipse.swt.layout.GridLayout;
 import org.eclipse.swt.widgets.Button;
 import org.eclipse.swt.widgets.Composite;
 import org.eclipse.swt.widgets.Control;
 import org.eclipse.swt.widgets.Group;
 import org.eclipse.swt.widgets.Text;

 /**
  * @author arossi
  *
  */
 public class JAXBRMCustomBatchScriptTab extends BaseRMLaunchConfigurationDynamicTab implements IJAXBUINonNLSConstants {

 	private class JAXBBatchScriptDataSource extends RMLaunchConfigurationDynamicTabDataSource {

 		protected JAXBBatchScriptDataSource(BaseRMLaunchConfigurationDynamicTab page) {
 			super(page);
 		}

 		@Override
 		protected void copyFromFields() throws ValidationException {
 			selected = choice.getText();
 			contents = editor.getText();
 		}

 		@Override
 		protected void copyToFields() {
 			if (selected != null) {
 				choice.setText(selected);
 			}
 			if (contents != null) {
 				listener.toContents = true;
 				editor.setText(contents);
 				listener.toContents = false;
 			}
 		}

 		@Override
 		protected void copyToStorage() {
 			ILaunchConfigurationWorkingCopy config = getConfigurationWorkingCopy();
 			if (config == null) {
 				JAXBUIPlugin.log(Messages.MissingLaunchConfigurationError);
 				return;
 			}

 			if (ZEROSTR.equals(selected)) {
 				config.removeAttribute(SCRIPT_PATH);
 			} else {
 				config.setAttribute(SCRIPT_PATH, selected);
 			}

 			if (ZEROSTR.equals(contents)) {
 				config.removeAttribute(SCRIPT);
 			} else {
 				config.setAttribute(SCRIPT, contents);
 			}
 		}

 		@Override
 		protected void loadDefault() {
 		}

 		@Override
 		protected void loadFromStorage() {
 			ILaunchConfiguration config = getConfiguration();
 			if (config == null) {
 				JAXBUIPlugin.log(Messages.MissingLaunchConfigurationError);
 				return;
 			}
 			try {
 				selected = config.getAttribute(SCRIPT_PATH, ZEROSTR);
 				contents = config.getAttribute(SCRIPT, ZEROSTR);
 			} catch (CoreException t) {
 				WidgetActionUtils.errorMessage(control.getShell(), t, Messages.ErrorOnLoadFromStore, Messages.ErrorOnLoadTitle,
 						false);
 			}
 		}

 		@Override
 		protected void validateLocal() throws ValidationException {
 		}
 	}

 	private class JAXBBatchScriptWidgetListener extends RMLaunchConfigurationDynamicTabWidgetListener {
 		/*
 		 * The list of listeners will always include the ContentsChangedListener
 		 * of the Resources Tab, which bottoms out in an updateButtons call
 		 * which enables the "Apply" button.
 		 *
 		 * The performApply of the ResourcesTab calls the performApply of the
 		 * BaseRMLaunchConfigurationDynamicTab which calls the storeAndValidate
 		 * method of the DataSource.
 		 *
 		 * The methods loadAndUpdate() and justUpdate() on the DataSource can be
 		 * used to refresh. The former is called on RM initialization, which
 		 * takes place when the RM becomes visible.
 		 */
 		private boolean toContents = false;

 		public JAXBBatchScriptWidgetListener(BaseRMLaunchConfigurationDynamicTab dynamicTab) {
 			super(dynamicTab);
 		}

 		@Override
 		public void modifyText(ModifyEvent e) {
 			if (loading) {
 				return;
 			}
 			Object source = e.getSource();
 			if (source == editor && !toContents) {
 				fileDirty = true;
 				updateControls();
 			}
 			super.modifyText(e);
 		}

 		@Override
 		public void widgetSelected(SelectionEvent e) {
 			if (loading) {
 				return;
 			}
 			Object source = e.getSource();
 			try {
 				if (source == browseHomeButton) {
 					selected = handlePathBrowseButtonSelected(ConfigUtils.getUserHome(), IRemoteUIConstants.OPEN);
 					updateContents();
 				} else if (source == browseProjectButton) {
 					selected = handlePathBrowseButtonSelected(ConfigUtils.chooseLocalProject(control.getShell()),
 							IRemoteUIConstants.OPEN);
 					updateContents();
 				} else if (source == saveToFile) {
 					if (ZEROSTR.equals(selected)) {
 						return;
 					}
 					String newPath = ConfigUtils.writeContentsToFile(control.getShell(), contents, new File(selected));
 					if (newPath != null) {
 						selected = newPath;
 						updateContents();
 					}
 				} else if (source == revert) {
 					updateContents();
 				} else if (source == clear) {
 					selected = ZEROSTR;
 					updateContents();
 				}
 				super.widgetSelected(e);
 			} catch (Throwable t) {
 				WidgetActionUtils.errorMessage(control.getShell(), t, Messages.WidgetSelectedError,
 						Messages.WidgetSelectedErrorTitle, false);
 			}
 		}
 	}

 	private final JAXBRMLaunchConfigurationDynamicTab pTab;
 	private final String title;

 	private Composite control;
 	private Text choice;
 	private Text editor;
 	private Button browseHomeButton;

 	private Button browseProjectButton;
 	private Button saveToFile;
 	private Button revert;
 	private Button clear;

 	private JAXBBatchScriptDataSource dataSource;
 	private JAXBBatchScriptWidgetListener listener;

 	private String selected;
 	private String contents;
 	private boolean fileDirty;
 	private boolean loading;

 	/**
 	 * @param dialog
 	 */
 	public JAXBRMCustomBatchScriptTab(IJAXBResourceManagerControl rm, ILaunchConfigurationDialog dialog, String title,
 			JAXBRMLaunchConfigurationDynamicTab pTab) {
 		super(dialog);
 		this.pTab = pTab;
 		if (title == null) {
 			title = Messages.CustomBatchScriptTab_title;
 		}
 		this.title = title;
 	}

 	@Override
 	public RMLaunchValidation canSave(Control control, IResourceManager rm, IPQueue queue) {
 		RMLaunchValidation rmv = super.canSave(control, rm, queue);
 		if (!fileDirty) {
 			return rmv;
 		}
 		return new RMLaunchValidation(false, Messages.FileContentsDirty);
 	}

 	public void createControl(Composite parent, IResourceManager rm, IPQueue queue) throws CoreException {
 		loading = true;
 		control = WidgetBuilderUtils.createComposite(parent, 1);
 		GridLayout layout = WidgetBuilderUtils.createGridLayout(6, true);
 		GridData gd = WidgetBuilderUtils.createGridDataFillH(6);
 		Composite comp = WidgetBuilderUtils.createComposite(control, SWT.NONE, layout, gd);
 		WidgetBuilderUtils.createLabel(comp, Messages.BatchScriptPath, SWT.LEFT, 1);
 		GridData gdsub = WidgetBuilderUtils.createGridDataFillH(3);
 		choice = WidgetBuilderUtils.createText(comp, SWT.BORDER, gdsub, true, selected);
 		browseHomeButton = WidgetBuilderUtils.createPushButton(comp, Messages.JAXBRMConfigurationSelectionWizardPage_1, listener);
 		browseProjectButton = WidgetBuilderUtils
 				.createPushButton(comp, Messages.JAXBRMConfigurationSelectionWizardPage_2, listener);

 		layout = WidgetBuilderUtils.createGridLayout(1, true);
 		gd = WidgetBuilderUtils.createGridData(GridData.FILL_BOTH, true, true, 130, 300, 1);
 		Group grp = WidgetBuilderUtils.createGroup(control, SWT.NONE, layout, gd);
 		int style = SWT.BORDER | SWT.MULTI | SWT.WRAP | SWT.H_SCROLL | SWT.V_SCROLL;
 		gdsub = WidgetBuilderUtils.createGridDataFill(DEFAULT, DEFAULT, 1);
 		editor = WidgetBuilderUtils.createText(grp, style, gdsub, false, ZEROSTR, listener, null);
 		WidgetBuilderUtils.applyMonospace(editor);

 		layout = WidgetBuilderUtils.createGridLayout(6, true);
 		gd = WidgetBuilderUtils.createGridDataFillH(6);
 		comp = WidgetBuilderUtils.createComposite(control, SWT.NONE, layout, gd);
 		saveToFile = WidgetBuilderUtils.createPushButton(comp, Messages.SaveToFileButton, listener);
 		revert = WidgetBuilderUtils.createPushButton(comp, Messages.RevertScript, listener);
 		clear = WidgetBuilderUtils.createPushButton(comp, Messages.ClearScript, listener);
 		selected = ZEROSTR;
 		pTab.resize(control);
 		fileDirty = false;
 		updateControls();
 		loading = false;
 	}

 	public Control getControl() {
 		return control;
 	}

 	@Override
 	public Image getImage() {
 		return null;
 	}

 	@Override
 	public String getText() {
 		return title;
 	}

 	public RMLaunchValidation setDefaults(ILaunchConfigurationWorkingCopy configuration, IResourceManager rm, IPQueue queue) {
 		return new RMLaunchValidation(true, null);
 	}

 	@Override
 	public void updateControls() {
 		if (fileDirty) {
 			saveToFile.setEnabled(true);
 			revert.setEnabled(true);
 		} else {
 			saveToFile.setEnabled(false);
 			revert.setEnabled(false);
 		}

 		if (ZEROSTR.equals(contents)) {
 			clear.setEnabled(false);
 		} else {
 			clear.setEnabled(true);
 		}
 	}

 	@Override
 	protected RMLaunchConfigurationDynamicTabDataSource createDataSource() {
 		if (dataSource == null) {
 			dataSource = new JAXBBatchScriptDataSource(this);
 		}
 		return dataSource;
 	}

 	@Override
 	protected RMLaunchConfigurationDynamicTabWidgetListener createListener() {
 		if (listener == null) {
 			listener = new JAXBBatchScriptWidgetListener(this);
 		}
 		return listener;
 	}

 	private String handlePathBrowseButtonSelected(File initPath, int opt) {
 		if (initPath == null) {
 			return ZEROSTR;
 		}
 		IRemoteServices localServices = PTPRemoteCorePlugin.getDefault().getDefaultServices();
 		IRemoteUIServices localUIServices = PTPRemoteUIPlugin.getDefault().getRemoteUIServices(localServices);
 		String path = null;
 		if (localServices != null && localUIServices != null) {
 			IRemoteConnectionManager lconnMgr = localServices.getConnectionManager();
 			IRemoteConnection lconn = lconnMgr.getConnection(ZEROSTR);
 			IRemoteUIFileManager localUIFileMgr = localUIServices.getUIFileManager();
 			localUIFileMgr.setConnection(lconn);
 			path = localUIFileMgr.browseFile(control.getShell(), Messages.JAXBRMConfigurationSelectionWizardPage_0,
 					initPath.getAbsolutePath(), opt);
 		}
 		return path == null ? ZEROSTR : path;
 	}

 	private void updateContents() throws Throwable {
 		if (!ZEROSTR.equals(selected)) {
 			contents = ConfigUtils.getFileContents(new File(selected));
 		} else {
 			contents = ZEROSTR;
 		}
 		dataSource.copyToFields();
 		/*
 		 * contents can be saved using Apply
 		 */
 		fileDirty = false;
 		updateControls();
 	}
 }
	/*******************************************************************************
	* Copyright (c) 2011 University of Illinois 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:
	* Albert L. Rossi - design and implementation
	******************************************************************************/

	package org.eclipse.ptp.rm.jaxb.ui.launch;

	import java.io.File;

	import org.eclipse.core.runtime.CoreException;
	import org.eclipse.debug.core.ILaunchConfiguration;
	import org.eclipse.debug.core.ILaunchConfigurationWorkingCopy;
	import org.eclipse.debug.ui.ILaunchConfigurationDialog;
	import org.eclipse.ptp.core.elements.IPQueue;
	import org.eclipse.ptp.launch.ui.extensions.RMLaunchValidation;
	import org.eclipse.ptp.remote.core.IRemoteConnection;
	import org.eclipse.ptp.remote.core.IRemoteConnectionManager;
	import org.eclipse.ptp.remote.core.IRemoteServices;
	import org.eclipse.ptp.remote.core.PTPRemoteCorePlugin;
	import org.eclipse.ptp.remote.ui.IRemoteUIConstants;
	import org.eclipse.ptp.remote.ui.IRemoteUIFileManager;
	import org.eclipse.ptp.remote.ui.IRemoteUIServices;
	import org.eclipse.ptp.remote.ui.PTPRemoteUIPlugin;
	import org.eclipse.ptp.rm.jaxb.core.IJAXBResourceManagerControl;
	import org.eclipse.ptp.rm.jaxb.ui.IJAXBUINonNLSConstants;
	import org.eclipse.ptp.rm.jaxb.ui.JAXBUIPlugin;
	import org.eclipse.ptp.rm.jaxb.ui.messages.Messages;
	import org.eclipse.ptp.rm.jaxb.ui.util.ConfigUtils;
	import org.eclipse.ptp.rm.jaxb.ui.util.WidgetActionUtils;
	import org.eclipse.ptp.rm.jaxb.ui.util.WidgetBuilderUtils;
	import org.eclipse.ptp.rm.ui.launch.BaseRMLaunchConfigurationDynamicTab;
	import org.eclipse.ptp.rm.ui.launch.RMLaunchConfigurationDynamicTabDataSource;
	import org.eclipse.ptp.rm.ui.launch.RMLaunchConfigurationDynamicTabWidgetListener;
	import org.eclipse.ptp.rmsystem.IResourceManager;
	import org.eclipse.swt.SWT;
	import org.eclipse.swt.events.ModifyEvent;
	import org.eclipse.swt.events.SelectionEvent;
	import org.eclipse.swt.graphics.Image;
	import org.eclipse.swt.layout.GridData;
	import org.eclipse.swt.layout.GridLayout;
	import org.eclipse.swt.widgets.Button;
	import org.eclipse.swt.widgets.Composite;
	import org.eclipse.swt.widgets.Control;
	import org.eclipse.swt.widgets.Group;
	import org.eclipse.swt.widgets.Text;

	/**
	* @author arossi
	*
	*/
	public class JAXBRMCustomBatchScriptTab extends BaseRMLaunchConfigurationDynamicTab implements IJAXBUINonNLSConstants {

	private class JAXBBatchScriptDataSource extends RMLaunchConfigurationDynamicTabDataSource {

	protected JAXBBatchScriptDataSource(BaseRMLaunchConfigurationDynamicTab page) {
	super(page);
	}

	@Override
	protected void copyFromFields() throws ValidationException {
	selected = choice.getText();
	contents = editor.getText();
	}

	@Override
	protected void copyToFields() {
	if (selected != null) {
	choice.setText(selected);
	}
	if (contents != null) {
	listener.toContents = true;
	editor.setText(contents);
	listener.toContents = false;
	}
	}

	@Override
	protected void copyToStorage() {
	ILaunchConfigurationWorkingCopy config = getConfigurationWorkingCopy();
	if (config == null) {
	JAXBUIPlugin.log(Messages.MissingLaunchConfigurationError);
	return;
	}

	if (ZEROSTR.equals(selected)) {
	config.removeAttribute(SCRIPT_PATH);
	} else {
	config.setAttribute(SCRIPT_PATH, selected);
	}

	if (ZEROSTR.equals(contents)) {
	config.removeAttribute(SCRIPT);
	} else {
	config.setAttribute(SCRIPT, contents);
	}
	}

	@Override
	protected void loadDefault() {
	}

	@Override
	protected void loadFromStorage() {
	ILaunchConfiguration config = getConfiguration();
	if (config == null) {
	JAXBUIPlugin.log(Messages.MissingLaunchConfigurationError);
	return;
	}
	try {
	selected = config.getAttribute(SCRIPT_PATH, ZEROSTR);
	contents = config.getAttribute(SCRIPT, ZEROSTR);
	} catch (CoreException t) {
	WidgetActionUtils.errorMessage(control.getShell(), t, Messages.ErrorOnLoadFromStore, Messages.ErrorOnLoadTitle,
	false);
	}
	}

	@Override
	protected void validateLocal() throws ValidationException {
	}
	}

	private class JAXBBatchScriptWidgetListener extends RMLaunchConfigurationDynamicTabWidgetListener {
	/*
	* The list of listeners will always include the ContentsChangedListener
	* of the Resources Tab, which bottoms out in an updateButtons call
	* which enables the "Apply" button.
	*
	* The performApply of the ResourcesTab calls the performApply of the
	* BaseRMLaunchConfigurationDynamicTab which calls the storeAndValidate
	* method of the DataSource.
	*
	* The methods loadAndUpdate() and justUpdate() on the DataSource can be
	* used to refresh. The former is called on RM initialization, which
	* takes place when the RM becomes visible.
	*/
	private boolean toContents = false;

	public JAXBBatchScriptWidgetListener(BaseRMLaunchConfigurationDynamicTab dynamicTab) {
	super(dynamicTab);
	}

	@Override
	public void modifyText(ModifyEvent e) {
	if (loading) {
	return;
	}
	Object source = e.getSource();
	if (source == editor && !toContents) {
	fileDirty = true;
	updateControls();
	}
	super.modifyText(e);
	}

	@Override
	public void widgetSelected(SelectionEvent e) {
	if (loading) {
	return;
	}
	Object source = e.getSource();
	try {
	if (source == browseHomeButton) {
	selected = handlePathBrowseButtonSelected(ConfigUtils.getUserHome(), IRemoteUIConstants.OPEN);
	updateContents();
	} else if (source == browseProjectButton) {
	selected = handlePathBrowseButtonSelected(ConfigUtils.chooseLocalProject(control.getShell()),
	IRemoteUIConstants.OPEN);
	updateContents();
	} else if (source == saveToFile) {
	if (ZEROSTR.equals(selected)) {
	return;
	}
	String newPath = ConfigUtils.writeContentsToFile(control.getShell(), contents, new File(selected));
	if (newPath != null) {
	selected = newPath;
	updateContents();
	}
	} else if (source == revert) {
	updateContents();
	} else if (source == clear) {
	selected = ZEROSTR;
	updateContents();
	}
	super.widgetSelected(e);
	} catch (Throwable t) {
	WidgetActionUtils.errorMessage(control.getShell(), t, Messages.WidgetSelectedError,
	Messages.WidgetSelectedErrorTitle, false);
	}
	}
	}

	private final JAXBRMLaunchConfigurationDynamicTab pTab;
	private final String title;

	private Composite control;
	private Text choice;
	private Text editor;
	private Button browseHomeButton;

	private Button browseProjectButton;
	private Button saveToFile;
	private Button revert;
	private Button clear;

	private JAXBBatchScriptDataSource dataSource;
	private JAXBBatchScriptWidgetListener listener;

	private String selected;
	private String contents;
	private boolean fileDirty;
	private boolean loading;

	/**
	* @param dialog
	*/
	public JAXBRMCustomBatchScriptTab(IJAXBResourceManagerControl rm, ILaunchConfigurationDialog dialog, String title,
	JAXBRMLaunchConfigurationDynamicTab pTab) {
	super(dialog);
	this.pTab = pTab;
	if (title == null) {
	title = Messages.CustomBatchScriptTab_title;
	}
	this.title = title;
	}

	@Override
	public RMLaunchValidation canSave(Control control, IResourceManager rm, IPQueue queue) {
	RMLaunchValidation rmv = super.canSave(control, rm, queue);
	if (!fileDirty) {
	return rmv;
	}
	return new RMLaunchValidation(false, Messages.FileContentsDirty);
	}

	public void createControl(Composite parent, IResourceManager rm, IPQueue queue) throws CoreException {
	loading = true;
	control = WidgetBuilderUtils.createComposite(parent, 1);
	GridLayout layout = WidgetBuilderUtils.createGridLayout(6, true);
	GridData gd = WidgetBuilderUtils.createGridDataFillH(6);
	Composite comp = WidgetBuilderUtils.createComposite(control, SWT.NONE, layout, gd);
	WidgetBuilderUtils.createLabel(comp, Messages.BatchScriptPath, SWT.LEFT, 1);
	GridData gdsub = WidgetBuilderUtils.createGridDataFillH(3);
	choice = WidgetBuilderUtils.createText(comp, SWT.BORDER, gdsub, true, selected);
	browseHomeButton = WidgetBuilderUtils.createPushButton(comp, Messages.JAXBRMConfigurationSelectionWizardPage_1, listener);
	browseProjectButton = WidgetBuilderUtils
	.createPushButton(comp, Messages.JAXBRMConfigurationSelectionWizardPage_2, listener);

	layout = WidgetBuilderUtils.createGridLayout(1, true);
	gd = WidgetBuilderUtils.createGridData(GridData.FILL_BOTH, true, true, 130, 300, 1);
	Group grp = WidgetBuilderUtils.createGroup(control, SWT.NONE, layout, gd);
	int style = SWT.BORDER \| SWT.MULTI \| SWT.WRAP \| SWT.H_SCROLL \| SWT.V_SCROLL;
	gdsub = WidgetBuilderUtils.createGridDataFill(DEFAULT, DEFAULT, 1);
	editor = WidgetBuilderUtils.createText(grp, style, gdsub, false, ZEROSTR, listener, null);
	WidgetBuilderUtils.applyMonospace(editor);

	layout = WidgetBuilderUtils.createGridLayout(6, true);
	gd = WidgetBuilderUtils.createGridDataFillH(6);
	comp = WidgetBuilderUtils.createComposite(control, SWT.NONE, layout, gd);
	saveToFile = WidgetBuilderUtils.createPushButton(comp, Messages.SaveToFileButton, listener);
	revert = WidgetBuilderUtils.createPushButton(comp, Messages.RevertScript, listener);
	clear = WidgetBuilderUtils.createPushButton(comp, Messages.ClearScript, listener);
	selected = ZEROSTR;
	pTab.resize(control);
	fileDirty = false;
	updateControls();
	loading = false;
	}

	public Control getControl() {
	return control;
	}

	@Override
	public Image getImage() {
	return null;
	}

	@Override
	public String getText() {
	return title;
	}

	public RMLaunchValidation setDefaults(ILaunchConfigurationWorkingCopy configuration, IResourceManager rm, IPQueue queue) {
	return new RMLaunchValidation(true, null);
	}

	@Override
	public void updateControls() {
	if (fileDirty) {
	saveToFile.setEnabled(true);
	revert.setEnabled(true);
	} else {
	saveToFile.setEnabled(false);
	revert.setEnabled(false);
	}

	if (ZEROSTR.equals(contents)) {
	clear.setEnabled(false);
	} else {
	clear.setEnabled(true);
	}
	}

	@Override
	protected RMLaunchConfigurationDynamicTabDataSource createDataSource() {
	if (dataSource == null) {
	dataSource = new JAXBBatchScriptDataSource(this);
	}
	return dataSource;
	}

	@Override
	protected RMLaunchConfigurationDynamicTabWidgetListener createListener() {
	if (listener == null) {
	listener = new JAXBBatchScriptWidgetListener(this);
	}
	return listener;
	}

	private String handlePathBrowseButtonSelected(File initPath, int opt) {
	if (initPath == null) {
	return ZEROSTR;
	}
	IRemoteServices localServices = PTPRemoteCorePlugin.getDefault().getDefaultServices();
	IRemoteUIServices localUIServices = PTPRemoteUIPlugin.getDefault().getRemoteUIServices(localServices);
	String path = null;
	if (localServices != null && localUIServices != null) {
	IRemoteConnectionManager lconnMgr = localServices.getConnectionManager();
	IRemoteConnection lconn = lconnMgr.getConnection(ZEROSTR);
	IRemoteUIFileManager localUIFileMgr = localUIServices.getUIFileManager();
	localUIFileMgr.setConnection(lconn);
	path = localUIFileMgr.browseFile(control.getShell(), Messages.JAXBRMConfigurationSelectionWizardPage_0,
	initPath.getAbsolutePath(), opt);
	}
	return path == null ? ZEROSTR : path;
	}

	private void updateContents() throws Throwable {
	if (!ZEROSTR.equals(selected)) {
	contents = ConfigUtils.getFileContents(new File(selected));
	} else {
	contents = ZEROSTR;
	}
	dataSource.copyToFields();
	/*
	* contents can be saved using Apply
	*/
	fileDirty = false;
	updateControls();
	}
	}