core/org.eclipse.ptp.utils.ui/src/org/eclipse/ptp/utils/ui/swt/AuthenticationFrame.java - ptp/org.eclipse.ptp - Git at Google

 /******************************************************************************
  * Copyright (c) 2006 IBM Corporation.
  * 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.ptp.utils.ui.swt;

 import java.io.File;
 import java.util.Collection;
 import java.util.HashSet;
 import java.util.Iterator;

 import org.eclipse.core.runtime.CoreException;
 import org.eclipse.core.runtime.IStatus;
 import org.eclipse.core.runtime.Status;
 import org.eclipse.ptp.utils.ui.Activator;
 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.events.SelectionListener;
 import org.eclipse.swt.layout.GridData;
 import org.eclipse.swt.widgets.Button;
 import org.eclipse.swt.widgets.Combo;
 import org.eclipse.swt.widgets.Composite;
 import org.eclipse.swt.widgets.Control;
 import org.eclipse.swt.widgets.Event;
 import org.eclipse.swt.widgets.Text;


 /**
  * Frame specialized for use in environments that must retrieve information on how to connect to a remote host
  * from the user.
  *
  * @author Richard Maciel
  *
  */
 public final class AuthenticationFrame extends Frame {

 	/**
 	 * Implements a {@link SelectionListener} that receives events from the {@link Button}
 	 * (SWT.OPTION style) children controls convert them to {@link ModifyEvent} and forwards
 	 * them to this control listeners.
 	 * Also, it updates all widgets that depend on the controls that generate the event.
 	 *
 	 * @author Richard Maciel
 	 *
 	 */
 	class OptionSelectionListener extends SelectionAdapter {
 		public void widgetSelected(SelectionEvent event) {
 			updateEnabledWidgets();

 			// Copy the SelectionEvent to the ModifyEvent
 			Event newEvent = new Event();
 			newEvent.data = event.data;
 			newEvent.display = event.display;
 			newEvent.time = event.time;
 			newEvent.widget = event.widget;
 			ModifyEvent mevent = new ModifyEvent(newEvent);

 			forwardEventToExternalListeners(mevent);
 		}
 	}

 	/**
 	 * Implements a {@link SelectionListener} that receives events from the {@link Combo}
 	 * children controls convert them to {@link ModifyEvent} and forwards
 	 * them to this control listeners.
 	 *
 	 * @author Richard Maciel
 	 *
 	 */
 	class ComboSelectionListener extends SelectionAdapter {
 		public void widgetSelected(SelectionEvent event) {
 //			 Copy the SelectionEvent to the ModifyEvent
 			Event newEvent = new Event();
 			newEvent.data = event.data;
 			newEvent.display = event.display;
 			newEvent.time = event.time;
 			newEvent.widget = event.widget;
 			ModifyEvent mevent = new ModifyEvent(newEvent);

 			forwardEventToExternalListeners(mevent);
 		}
 	}

 	// Top controls
 	Button localhost;
 	Button remotehost;
 	TextGroup hostAddressTextGroup;
 	TextGroup hostPortTextGroup;
 	Button passwordAuthButton;
 	Button publicKeyAuthButton;
 	TextGroup usernameTextGroup;
 	TextGroup passwordTextGroup;
 	FileGroup privateKeyPathGroup;
 	TextGroup passphraseTextGroup;

 	// Bottom controls
 	TextGroup timeoutTextGroup;
 	ComboGroup cipherTypeGroup;

 	// List of all listeners
 	Collection modifyListeners = new HashSet();

 	public AuthenticationFrame(Composite parent, AuthenticationFrameMold mold) {
 		super(parent,
 					FrameMold.HAS_EXPAND | FrameMold.HAS_FRAME | ((mold.bitmask & AuthenticationFrameMold.HAS_DESCRIPTION) != 0 ? FrameMold.HAS_DESCRIPTION : 0),
 					2);
 		setTitle(mold.title);
 		super.setExpandButtonLabel(mold.labelShowAdvancedOptions);
 		super.setShrinkButtonLabel(mold.labelHideAdvancedOptions);
 		if (mold.description != null) {
 			setDescription(mold.description);
 		}

 		createTopControls(mold);
 		createBottomControls(mold);
 		registerListeners();
 		updateEnabledWidgets();
 	}

 	/**
 	 * Register listeners for all user-interactive controls
 	 *
 	 */
 	private void registerListeners() {
 		// Get controls from both top and bottom composites.
 		Control [] controls = {this.localhost, this.remotehost, this.hostAddressTextGroup, this.hostPortTextGroup, this.passwordAuthButton,
 				this.publicKeyAuthButton, this.usernameTextGroup, this.passwordTextGroup, this.privateKeyPathGroup,
 				this.passphraseTextGroup, this.timeoutTextGroup, this.cipherTypeGroup};

 		// Add listeners to all controls in the array
 		for(int i=0; i < controls.length; i++) {
 			if(controls[i] instanceof TextGroup) {
 				((TextGroup)controls[i]).getText().addModifyListener(new TextModifyListener());
 			} else if (controls[i] instanceof Button) {
 				Button b = (Button)controls[i];
 				b.addSelectionListener(new OptionSelectionListener());
 			} else if(controls[i] instanceof ComboGroup) {
 				((ComboGroup)controls[i]).getCombo().addSelectionListener(new ComboSelectionListener());
 			}
 		}
 	}

 	/**
 	 * Create controls for the top composite.
 	 * @param mold
 	 *
 	 */
 	private void createTopControls(AuthenticationFrameMold mold) {
 		Composite topUserReservedComposite = this.getTopUserReservedComposite();

 		FrameMold lmold = new FrameMold(2);
 		Frame line = new Frame(topUserReservedComposite, lmold);
 		GridData gridData = new GridData(GridData.FILL_HORIZONTAL | GridData.GRAB_HORIZONTAL);
 		gridData.horizontalSpan = 2;
 		line.setLayoutData(gridData);

 		if ((mold.getBitmask() & AuthenticationFrameMold.SHOW_HOST_TYPE_RADIO_BUTTON) != 0) {
 			// Radio buttons to select if target is localhost or a remote host.
 			this.localhost = new Button(line, SWT.RADIO);
 			this.localhost.setText(mold.labelLocalhost);
 			this.remotehost = new Button(line, SWT.RADIO);
 			this.remotehost.setText(mold.labelRemoteHost);

 			line = new Frame(topUserReservedComposite, lmold);
 			gridData = new GridData(GridData.FILL_HORIZONTAL | GridData.GRAB_HORIZONTAL);
 			gridData.horizontalSpan = 2;
 			line.setLayoutData(gridData);
 		}

 		// Will reuse this mold for all TextGroup controls.
 		TextMold tmold = new TextMold(TextMold.GRID_DATA_ALIGNMENT_FILL |
 				TextMold.GRID_DATA_GRAB_EXCESS_SPACE, Messages.AuthenticationFrame_Host);

 		// Host field
 		tmold.setLabel(mold.labelHostAddress);
 		hostAddressTextGroup = new TextGroup(line, tmold);

 		// Port field
 		tmold.removeBitmask(TextMold.GRID_DATA_GRAB_EXCESS_SPACE);
 //		tmold.removeBitmask(TextGroupMold.GRID_DATA_ALIGNMENT_FILL);
 		tmold.addBitmask(TextMold.WIDTH_PROPORTIONAL_NUM_CHARS);
 		tmold.setTextFieldWidth(5);
 		tmold.setLabel(mold.labelHostPort);
 		hostPortTextGroup = new TextGroup(line, tmold);
 //		hostPortTextGroup.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL | GridData.GRAB_HORIZONTAL));

 //		 Username field
 		tmold.addBitmask(TextMold.GRID_DATA_GRAB_EXCESS_SPACE);
 //		tmold.addBitmask(TextGroupMold.GRID_DATA_ALIGNMENT_FILL);
 		tmold.removeBitmask(TextMold.WIDTH_PROPORTIONAL_NUM_CHARS);
 		tmold.unsetTextFieldWidth();
 		tmold.setLabel(mold.labelUserName);
 		usernameTextGroup = new TextGroup(topUserReservedComposite, tmold);

 		// User option box
 		passwordAuthButton = new Button(topUserReservedComposite, SWT.RADIO);
 		passwordAuthButton.setText(mold.labelIsPasswordBased);
 		GridData gdauthkind0 = new GridData();
 		gdauthkind0.horizontalSpan = 2;
 		passwordAuthButton.setLayoutData(gdauthkind0);

 		// Password field
 		tmold.setLabel(mold.labelPassword);
 		tmold.addBitmask(TextMold.PASSWD_FIELD);
 		passwordTextGroup = new TextGroup(topUserReservedComposite, tmold);

 		// Key option box
 		publicKeyAuthButton = new Button(topUserReservedComposite, SWT.RADIO);
 		publicKeyAuthButton.setText(mold.labelIsPublicKeyBased);
 		GridData gdauthkind1 = new GridData();
 		gdauthkind1.horizontalSpan = 2;
 		publicKeyAuthButton.setLayoutData(gdauthkind1);

 		// Key file selection
 		FileMold fsmold = new FileMold(FileMold.GRID_DATA_ALIGNMENT_FILL
 				| FileMold.GRID_DATA_SPAN,
 				mold.labelPrivateKeyPath, mold.labelPrivateKeyPathTitle, mold.labelPublicKeyPathButton);
 		privateKeyPathGroup = new FileGroup(topUserReservedComposite, fsmold);

 		// Passphrase field
 		tmold.setLabel(mold.labelPassphrase);
 		tmold.addBitmask(TextMold.GRID_DATA_SPAN);
 		passphraseTextGroup = new TextGroup(topUserReservedComposite, tmold);

 		passwordAuthButton.setSelection(true);
 		publicKeyAuthButton.setSelection(false);

 		// This solves the taborder issue.
 		if ((mold.getBitmask() & AuthenticationFrameMold.SHOW_HOST_TYPE_RADIO_BUTTON) != 0) {
 			topUserReservedComposite.setTabList(new Control [] {localhost.getParent(), hostPortTextGroup.getParent(),
 					usernameTextGroup, passwordAuthButton, passwordTextGroup,
 					publicKeyAuthButton ,privateKeyPathGroup,
 					passphraseTextGroup});
 		} else {
 			topUserReservedComposite.setTabList(new Control [] {hostPortTextGroup.getParent(),
 					usernameTextGroup, passwordAuthButton, passwordTextGroup,
 					publicKeyAuthButton ,privateKeyPathGroup,
 					passphraseTextGroup});
 		}
 	}

 	/**
 	 * Create controls for the bottom (hideable) composite
 	 * @param mold
 	 *
 	 */
 	private void createBottomControls(AuthenticationFrameMold mold) {
 		Composite bottomUserReservedComposite = this.getBottomUserReservedComposite();
 		// Timeout field
 		TextMold tmold = new TextMold(TextMold.WIDTH_PROPORTIONAL_NUM_CHARS,
 				mold.labelTimeout,	5);
 		timeoutTextGroup = new TextGroup(bottomUserReservedComposite, tmold);
 		ComboMold cmold = new ComboMold(ComboMold.GRID_DATA_SPAN |
 				ComboMold.GRID_DATA_ALIGNMENT_FILL | ComboMold.GRID_DATA_GRAB_EXCESS_SPACE,
 				mold.labelCipherType); //empty combo
 		cipherTypeGroup = new ComboGroup(bottomUserReservedComposite, cmold);
 	}

 	/**
 	 * Add a modify listener for this control. The modify listener will listen to all textbox and
 	 * also listen to the option buttons, converting their events {@link SelectionEvent} to
 	 * {@link ModifyEvent} when necessary.
 	 *
 	 * @param listener
 	 */
 	public void addModifyListener(ModifyListener listener) {
 		modifyListeners.add(listener);
 	}

 	public void removeModifyListener(ModifyListener listener) {
 		modifyListeners.remove(listener);
 	}

 	/**
 	 * When a {@link ModifyEvent} arrives, forward it to all listeners of this control.
 	 *
 	 * @param mevent
 	 */
 	private void forwardEventToExternalListeners(ModifyEvent mevent) {
 		Iterator iterator = modifyListeners.iterator();
 		while (iterator.hasNext()) {
 			ModifyListener listener = (ModifyListener) iterator.next();
 			listener.modifyText(mevent);
 		}
 	}

 	/**
 	 * Implements a {@link ModifyListener} that receives events from the {@link Text} children controls and
 	 * forwards them to this control listeners'.
 	 *
 	 * @author Richard Maciel
 	 *
 	 */
 	class TextModifyListener implements ModifyListener {
 		public void modifyText(ModifyEvent arg0) {
 			forwardEventToExternalListeners(arg0);
 		}
 	}

 	/**
 	 * Use this method to enable/disable options based on status of some control(s) of the
 	 * authentication frame.
 	 *
 	 */
 	private void updateEnabledWidgets() {
 		if (isLocalhostSelected()) {
 			this.hostAddressTextGroup.getText().setEnabled(false);
 		} else {
 			this.hostAddressTextGroup.getText().setEnabled(true);
 		}
 		if(isPasswdBased())
 		{
 			//usernameTextGroup.setEnabled(true);
 			passwordTextGroup.setEnabled(true);
 			privateKeyPathGroup.setEnabled(false);
 			passphraseTextGroup.setEnabled(false);
 		} else {
 			//usernameTextGroup.setEnabled(false);
 			passwordTextGroup.setEnabled(false);
 			privateKeyPathGroup.setEnabled(true);
 			passphraseTextGroup.setEnabled(true);
 		}
 	}

 	/**
 	 * Validate all frame fields. Throw a {@link CoreException} if field is invalid.
 	 *
 	 * @throws CoreException
 	 */
 	public void validateFields() throws CoreException {
 		String pluginID = Activator.getDefault().getBundle().getSymbolicName();

 		if ((!isLocalhostSelected()) && (hostAddressTextGroup.getText().getText().trim().length() == 0)) {
 			throw new CoreException(new Status(IStatus.ERROR, pluginID, 0, Messages.AuthenticationFrame_EmptyHostAddressException,
 					null));
 		}
 		if(hostPortTextGroup.getText().getText().trim().length() == 0) {
 			throw new CoreException(new Status(IStatus.ERROR, pluginID, 0, Messages.AuthenticationFrame_EmptyHostPortException,
 					null));
 		}
 		if(usernameTextGroup.getText().getText().trim().length() == 0) {
 			throw new CoreException(new Status(IStatus.ERROR, pluginID, 0, Messages.AuthenticationFrame_EmptyUsernameException,
 					null));
 		}
 		if(!isPasswdBased()) {
 			if(privateKeyPathGroup.getText().getText().trim().length() == 0) {
 				throw new CoreException(new Status(IStatus.ERROR, pluginID, 0, Messages.AuthenticationFrame_EmptyPrivateKeyPathException,
 						null));
 			}
 			File path = new File(privateKeyPathGroup.getText().getText());
 			if(!path.exists()) {
 				throw new CoreException(new Status(IStatus.ERROR, pluginID, 0, Messages.AuthenticationFrame_FileDoesNotExistException,
 							null));
 			}
 			if(!path.isFile()) {
 				throw new CoreException(new Status(IStatus.ERROR, pluginID, 0, Messages.AuthenticationFrame_PathIsNotFileExcpetion,
 						null));
 			}
 			if(!path.canRead()) {
 				throw new CoreException(new Status(IStatus.ERROR, pluginID, 0, Messages.AuthenticationFrame_FileNotReadableException,
 						null));
 			}
 		}
 		try {
 			Integer.parseInt(timeoutTextGroup.getText().getText());
 		} catch(NumberFormatException ne) {
 			throw new CoreException(new Status(IStatus.ERROR, pluginID, 0, Messages.AuthenticationFrame_TimeoutException,
 					null));
 		}
 		try {
 			Integer.parseInt(hostPortTextGroup.getText().getText());
 		} catch(NumberFormatException ne) {
 			throw new CoreException(new Status(IStatus.ERROR, pluginID, 0, Messages.AuthenticationFrame_PortNumberException,
 					null));
 		}
 		if(cipherTypeGroup.getSelectedItem() == null || cipherTypeGroup.getSelectedItem().getId().equals("")) { //$NON-NLS-1$
 						throw new CoreException(new Status(IStatus.ERROR, pluginID, 0, Messages.AuthenticationFrame_InvalidCipherTypeException, null));
 		}
 	}

 	public TextGroup getHostAddrTextGroup() {
 		return hostAddressTextGroup;
 	}

 	public TextGroup getHostPortTextGroup() {
 		return hostPortTextGroup;
 	}

 	public TextGroup getPassphraseTextGroup() {
 		return passphraseTextGroup;
 	}

 	public TextGroup getPasswordTextGroup() {
 		return passwordTextGroup;
 	}

 	public TextGroup getTimeoutTextGroup() {
 		return timeoutTextGroup;
 	}

 	public TextGroup getUsernameTextGroup() {
 		return usernameTextGroup;
 	}

 	public FileGroup getPublicKeyPathGroup() {
 		return privateKeyPathGroup;
 	}

 	public boolean isPasswdBased() {
 		return passwordAuthButton.getSelection();
 	}

 	public boolean isLocalhostSelected() {
 		if (this.localhost != null) {
 			return this.localhost.getSelection();
 		}
 		return false;
 	}

 	public Button[] getAuthKindSelectionButtons() {
 		Button [] buttons = new Button[2];
 		buttons[0] = passwordAuthButton;
 		buttons[1] = publicKeyAuthButton;
 		return buttons;
 	}

 	public String getHostAddress() {
 		return hostAddressTextGroup.getString();
 	}

 	public void setHostAddress(String s) {
 		hostAddressTextGroup.setString(s);
 	}

 	public int getHostPort() {
 		try {
 			return Integer.parseInt(hostPortTextGroup.getString());
 		} catch (NumberFormatException e) {
 			return 22;
 		}
 	}

 	public void setHostPort(int port) {
 		hostPortTextGroup.setString(Integer.toString(port));
 	}

 	public boolean isPasswordBased() {
 		return passwordAuthButton.getSelection();
 	}

 	public void setPasswordBased(boolean flag) {
 		passwordAuthButton.setSelection(flag);
 		publicKeyAuthButton.setSelection(! flag);
 		updateEnabledWidgets();
 	}

 	public void setLocalhostSelected(boolean selection) {
 		if ((this.localhost != null) && (this.remotehost != null)) {
 			this.localhost.setSelection(selection);
 			this.remotehost.setSelection(!selection);
 			updateEnabledWidgets();
 		}
 	}

 	public boolean isPublicKeyBased() {
 		return publicKeyAuthButton.getSelection();
 	}

 	public void setPublicKeyBased(boolean flag) {
 		passwordAuthButton.setSelection(! flag);
 		publicKeyAuthButton.setSelection(flag);
 		updateEnabledWidgets();
 	}

 	public String getPassword() {
 		return passwordTextGroup.getString();
 	}

 	public void setPassword(String s) {
 		passwordTextGroup.setString(s);
 	}

 	public String getUserName() {
 		return usernameTextGroup.getString();
 	}

 	public void setUserName(String s) {
 		usernameTextGroup.setString(s);
 	}

 	public String getPassphrase() {
 		return passphraseTextGroup.getString();
 	}

 	public void setPassphrase(String s) {
 		passphraseTextGroup.setString(s);
 	}


 	public int getTimeout() {
 		try {
 			return Integer.parseInt(timeoutTextGroup.getString());
 		} catch (NumberFormatException e) {
 			return 5000;
 		}
 	}

 	public void setTimeout(int port) {
 		timeoutTextGroup.setString(Integer.toString(port));
 	}

 	public String getPublicKeyPath() {
 		return privateKeyPathGroup.getString();
 	}

 	public void setPublicKeyPath(String s) {
 		privateKeyPathGroup.setString(s);
 	}

 	public ComboGroupItem getSelectedCipherType() {
 		return cipherTypeGroup.getSelectedItem();
 	}

 	public ComboGroupItem getCipherType(String id) {
 		return cipherTypeGroup.getItemUsingID(id);
 	}

 	public ComboGroupItem getCipherType(int index) {
 		return cipherTypeGroup.getItemUsingIndex(index);
 	}

 	public void addCipherType(ComboGroupItem citem) {
 		cipherTypeGroup.add(citem);
 	}

 	public ComboGroup getCipherTypeGroup() {
 		return cipherTypeGroup;
 	}

 }
	/******************************************************************************
	* Copyright (c) 2006 IBM Corporation.
	* 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.ptp.utils.ui.swt;

	import java.io.File;
	import java.util.Collection;
	import java.util.HashSet;
	import java.util.Iterator;

	import org.eclipse.core.runtime.CoreException;
	import org.eclipse.core.runtime.IStatus;
	import org.eclipse.core.runtime.Status;
	import org.eclipse.ptp.utils.ui.Activator;
	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.events.SelectionListener;
	import org.eclipse.swt.layout.GridData;
	import org.eclipse.swt.widgets.Button;
	import org.eclipse.swt.widgets.Combo;
	import org.eclipse.swt.widgets.Composite;
	import org.eclipse.swt.widgets.Control;
	import org.eclipse.swt.widgets.Event;
	import org.eclipse.swt.widgets.Text;


	/**
	* Frame specialized for use in environments that must retrieve information on how to connect to a remote host
	* from the user.
	*
	* @author Richard Maciel
	*
	*/
	public final class AuthenticationFrame extends Frame {

	/**
	* Implements a {@link SelectionListener} that receives events from the {@link Button}
	* (SWT.OPTION style) children controls convert them to {@link ModifyEvent} and forwards
	* them to this control listeners.
	* Also, it updates all widgets that depend on the controls that generate the event.
	*
	* @author Richard Maciel
	*
	*/
	class OptionSelectionListener extends SelectionAdapter {
	public void widgetSelected(SelectionEvent event) {
	updateEnabledWidgets();

	// Copy the SelectionEvent to the ModifyEvent
	Event newEvent = new Event();
	newEvent.data = event.data;
	newEvent.display = event.display;
	newEvent.time = event.time;
	newEvent.widget = event.widget;
	ModifyEvent mevent = new ModifyEvent(newEvent);

	forwardEventToExternalListeners(mevent);
	}
	}

	/**
	* Implements a {@link SelectionListener} that receives events from the {@link Combo}
	* children controls convert them to {@link ModifyEvent} and forwards
	* them to this control listeners.
	*
	* @author Richard Maciel
	*
	*/
	class ComboSelectionListener extends SelectionAdapter {
	public void widgetSelected(SelectionEvent event) {
	// Copy the SelectionEvent to the ModifyEvent
	Event newEvent = new Event();
	newEvent.data = event.data;
	newEvent.display = event.display;
	newEvent.time = event.time;
	newEvent.widget = event.widget;
	ModifyEvent mevent = new ModifyEvent(newEvent);

	forwardEventToExternalListeners(mevent);
	}
	}

	// Top controls
	Button localhost;
	Button remotehost;
	TextGroup hostAddressTextGroup;
	TextGroup hostPortTextGroup;
	Button passwordAuthButton;
	Button publicKeyAuthButton;
	TextGroup usernameTextGroup;
	TextGroup passwordTextGroup;
	FileGroup privateKeyPathGroup;
	TextGroup passphraseTextGroup;

	// Bottom controls
	TextGroup timeoutTextGroup;
	ComboGroup cipherTypeGroup;

	// List of all listeners
	Collection modifyListeners = new HashSet();

	public AuthenticationFrame(Composite parent, AuthenticationFrameMold mold) {
	super(parent,
	FrameMold.HAS_EXPAND \| FrameMold.HAS_FRAME \| ((mold.bitmask & AuthenticationFrameMold.HAS_DESCRIPTION) != 0 ? FrameMold.HAS_DESCRIPTION : 0),
	2);
	setTitle(mold.title);
	super.setExpandButtonLabel(mold.labelShowAdvancedOptions);
	super.setShrinkButtonLabel(mold.labelHideAdvancedOptions);
	if (mold.description != null) {
	setDescription(mold.description);
	}

	createTopControls(mold);
	createBottomControls(mold);
	registerListeners();
	updateEnabledWidgets();
	}

	/**
	* Register listeners for all user-interactive controls
	*
	*/
	private void registerListeners() {
	// Get controls from both top and bottom composites.
	Control [] controls = {this.localhost, this.remotehost, this.hostAddressTextGroup, this.hostPortTextGroup, this.passwordAuthButton,
	this.publicKeyAuthButton, this.usernameTextGroup, this.passwordTextGroup, this.privateKeyPathGroup,
	this.passphraseTextGroup, this.timeoutTextGroup, this.cipherTypeGroup};

	// Add listeners to all controls in the array
	for(int i=0; i < controls.length; i++) {
	if(controls[i] instanceof TextGroup) {
	((TextGroup)controls[i]).getText().addModifyListener(new TextModifyListener());
	} else if (controls[i] instanceof Button) {
	Button b = (Button)controls[i];
	b.addSelectionListener(new OptionSelectionListener());
	} else if(controls[i] instanceof ComboGroup) {
	((ComboGroup)controls[i]).getCombo().addSelectionListener(new ComboSelectionListener());
	}
	}
	}

	/**
	* Create controls for the top composite.
	* @param mold
	*
	*/
	private void createTopControls(AuthenticationFrameMold mold) {
	Composite topUserReservedComposite = this.getTopUserReservedComposite();

	FrameMold lmold = new FrameMold(2);
	Frame line = new Frame(topUserReservedComposite, lmold);
	GridData gridData = new GridData(GridData.FILL_HORIZONTAL \| GridData.GRAB_HORIZONTAL);
	gridData.horizontalSpan = 2;
	line.setLayoutData(gridData);

	if ((mold.getBitmask() & AuthenticationFrameMold.SHOW_HOST_TYPE_RADIO_BUTTON) != 0) {
	// Radio buttons to select if target is localhost or a remote host.
	this.localhost = new Button(line, SWT.RADIO);
	this.localhost.setText(mold.labelLocalhost);
	this.remotehost = new Button(line, SWT.RADIO);
	this.remotehost.setText(mold.labelRemoteHost);

	line = new Frame(topUserReservedComposite, lmold);
	gridData = new GridData(GridData.FILL_HORIZONTAL \| GridData.GRAB_HORIZONTAL);
	gridData.horizontalSpan = 2;
	line.setLayoutData(gridData);
	}

	// Will reuse this mold for all TextGroup controls.
	TextMold tmold = new TextMold(TextMold.GRID_DATA_ALIGNMENT_FILL \|
	TextMold.GRID_DATA_GRAB_EXCESS_SPACE, Messages.AuthenticationFrame_Host);

	// Host field
	tmold.setLabel(mold.labelHostAddress);
	hostAddressTextGroup = new TextGroup(line, tmold);

	// Port field
	tmold.removeBitmask(TextMold.GRID_DATA_GRAB_EXCESS_SPACE);
	// tmold.removeBitmask(TextGroupMold.GRID_DATA_ALIGNMENT_FILL);
	tmold.addBitmask(TextMold.WIDTH_PROPORTIONAL_NUM_CHARS);
	tmold.setTextFieldWidth(5);
	tmold.setLabel(mold.labelHostPort);
	hostPortTextGroup = new TextGroup(line, tmold);
	// hostPortTextGroup.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL \| GridData.GRAB_HORIZONTAL));

	// Username field
	tmold.addBitmask(TextMold.GRID_DATA_GRAB_EXCESS_SPACE);
	// tmold.addBitmask(TextGroupMold.GRID_DATA_ALIGNMENT_FILL);
	tmold.removeBitmask(TextMold.WIDTH_PROPORTIONAL_NUM_CHARS);
	tmold.unsetTextFieldWidth();
	tmold.setLabel(mold.labelUserName);
	usernameTextGroup = new TextGroup(topUserReservedComposite, tmold);

	// User option box
	passwordAuthButton = new Button(topUserReservedComposite, SWT.RADIO);
	passwordAuthButton.setText(mold.labelIsPasswordBased);
	GridData gdauthkind0 = new GridData();
	gdauthkind0.horizontalSpan = 2;
	passwordAuthButton.setLayoutData(gdauthkind0);

	// Password field
	tmold.setLabel(mold.labelPassword);
	tmold.addBitmask(TextMold.PASSWD_FIELD);
	passwordTextGroup = new TextGroup(topUserReservedComposite, tmold);

	// Key option box
	publicKeyAuthButton = new Button(topUserReservedComposite, SWT.RADIO);
	publicKeyAuthButton.setText(mold.labelIsPublicKeyBased);
	GridData gdauthkind1 = new GridData();
	gdauthkind1.horizontalSpan = 2;
	publicKeyAuthButton.setLayoutData(gdauthkind1);

	// Key file selection
	FileMold fsmold = new FileMold(FileMold.GRID_DATA_ALIGNMENT_FILL
	\| FileMold.GRID_DATA_SPAN,
	mold.labelPrivateKeyPath, mold.labelPrivateKeyPathTitle, mold.labelPublicKeyPathButton);
	privateKeyPathGroup = new FileGroup(topUserReservedComposite, fsmold);

	// Passphrase field
	tmold.setLabel(mold.labelPassphrase);
	tmold.addBitmask(TextMold.GRID_DATA_SPAN);
	passphraseTextGroup = new TextGroup(topUserReservedComposite, tmold);

	passwordAuthButton.setSelection(true);
	publicKeyAuthButton.setSelection(false);

	// This solves the taborder issue.
	if ((mold.getBitmask() & AuthenticationFrameMold.SHOW_HOST_TYPE_RADIO_BUTTON) != 0) {
	topUserReservedComposite.setTabList(new Control [] {localhost.getParent(), hostPortTextGroup.getParent(),
	usernameTextGroup, passwordAuthButton, passwordTextGroup,
	publicKeyAuthButton ,privateKeyPathGroup,
	passphraseTextGroup});
	} else {
	topUserReservedComposite.setTabList(new Control [] {hostPortTextGroup.getParent(),
	usernameTextGroup, passwordAuthButton, passwordTextGroup,
	publicKeyAuthButton ,privateKeyPathGroup,
	passphraseTextGroup});
	}
	}

	/**
	* Create controls for the bottom (hideable) composite
	* @param mold
	*
	*/
	private void createBottomControls(AuthenticationFrameMold mold) {
	Composite bottomUserReservedComposite = this.getBottomUserReservedComposite();
	// Timeout field
	TextMold tmold = new TextMold(TextMold.WIDTH_PROPORTIONAL_NUM_CHARS,
	mold.labelTimeout, 5);
	timeoutTextGroup = new TextGroup(bottomUserReservedComposite, tmold);
	ComboMold cmold = new ComboMold(ComboMold.GRID_DATA_SPAN \|
	ComboMold.GRID_DATA_ALIGNMENT_FILL \| ComboMold.GRID_DATA_GRAB_EXCESS_SPACE,
	mold.labelCipherType); //empty combo
	cipherTypeGroup = new ComboGroup(bottomUserReservedComposite, cmold);
	}

	/**
	* Add a modify listener for this control. The modify listener will listen to all textbox and
	* also listen to the option buttons, converting their events {@link SelectionEvent} to
	* {@link ModifyEvent} when necessary.
	*
	* @param listener
	*/
	public void addModifyListener(ModifyListener listener) {
	modifyListeners.add(listener);
	}

	public void removeModifyListener(ModifyListener listener) {
	modifyListeners.remove(listener);
	}

	/**
	* When a {@link ModifyEvent} arrives, forward it to all listeners of this control.
	*
	* @param mevent
	*/
	private void forwardEventToExternalListeners(ModifyEvent mevent) {
	Iterator iterator = modifyListeners.iterator();
	while (iterator.hasNext()) {
	ModifyListener listener = (ModifyListener) iterator.next();
	listener.modifyText(mevent);
	}
	}

	/**
	* Implements a {@link ModifyListener} that receives events from the {@link Text} children controls and
	* forwards them to this control listeners'.
	*
	* @author Richard Maciel
	*
	*/
	class TextModifyListener implements ModifyListener {
	public void modifyText(ModifyEvent arg0) {
	forwardEventToExternalListeners(arg0);
	}
	}

	/**
	* Use this method to enable/disable options based on status of some control(s) of the
	* authentication frame.
	*
	*/
	private void updateEnabledWidgets() {
	if (isLocalhostSelected()) {
	this.hostAddressTextGroup.getText().setEnabled(false);
	} else {
	this.hostAddressTextGroup.getText().setEnabled(true);
	}
	if(isPasswdBased())
	{
	//usernameTextGroup.setEnabled(true);
	passwordTextGroup.setEnabled(true);
	privateKeyPathGroup.setEnabled(false);
	passphraseTextGroup.setEnabled(false);
	} else {
	//usernameTextGroup.setEnabled(false);
	passwordTextGroup.setEnabled(false);
	privateKeyPathGroup.setEnabled(true);
	passphraseTextGroup.setEnabled(true);
	}
	}

	/**
	* Validate all frame fields. Throw a {@link CoreException} if field is invalid.
	*
	* @throws CoreException
	*/
	public void validateFields() throws CoreException {
	String pluginID = Activator.getDefault().getBundle().getSymbolicName();

	if ((!isLocalhostSelected()) && (hostAddressTextGroup.getText().getText().trim().length() == 0)) {
	throw new CoreException(new Status(IStatus.ERROR, pluginID, 0, Messages.AuthenticationFrame_EmptyHostAddressException,
	null));
	}
	if(hostPortTextGroup.getText().getText().trim().length() == 0) {
	throw new CoreException(new Status(IStatus.ERROR, pluginID, 0, Messages.AuthenticationFrame_EmptyHostPortException,
	null));
	}
	if(usernameTextGroup.getText().getText().trim().length() == 0) {
	throw new CoreException(new Status(IStatus.ERROR, pluginID, 0, Messages.AuthenticationFrame_EmptyUsernameException,
	null));
	}
	if(!isPasswdBased()) {
	if(privateKeyPathGroup.getText().getText().trim().length() == 0) {
	throw new CoreException(new Status(IStatus.ERROR, pluginID, 0, Messages.AuthenticationFrame_EmptyPrivateKeyPathException,
	null));
	}
	File path = new File(privateKeyPathGroup.getText().getText());
	if(!path.exists()) {
	throw new CoreException(new Status(IStatus.ERROR, pluginID, 0, Messages.AuthenticationFrame_FileDoesNotExistException,
	null));
	}
	if(!path.isFile()) {
	throw new CoreException(new Status(IStatus.ERROR, pluginID, 0, Messages.AuthenticationFrame_PathIsNotFileExcpetion,
	null));
	}
	if(!path.canRead()) {
	throw new CoreException(new Status(IStatus.ERROR, pluginID, 0, Messages.AuthenticationFrame_FileNotReadableException,
	null));
	}
	}
	try {
	Integer.parseInt(timeoutTextGroup.getText().getText());
	} catch(NumberFormatException ne) {
	throw new CoreException(new Status(IStatus.ERROR, pluginID, 0, Messages.AuthenticationFrame_TimeoutException,
	null));
	}
	try {
	Integer.parseInt(hostPortTextGroup.getText().getText());
	} catch(NumberFormatException ne) {
	throw new CoreException(new Status(IStatus.ERROR, pluginID, 0, Messages.AuthenticationFrame_PortNumberException,
	null));
	}
	if(cipherTypeGroup.getSelectedItem() == null \|\| cipherTypeGroup.getSelectedItem().getId().equals("")) { //$NON-NLS-1$
	throw new CoreException(new Status(IStatus.ERROR, pluginID, 0, Messages.AuthenticationFrame_InvalidCipherTypeException, null));
	}
	}

	public TextGroup getHostAddrTextGroup() {
	return hostAddressTextGroup;
	}

	public TextGroup getHostPortTextGroup() {
	return hostPortTextGroup;
	}

	public TextGroup getPassphraseTextGroup() {
	return passphraseTextGroup;
	}

	public TextGroup getPasswordTextGroup() {
	return passwordTextGroup;
	}

	public TextGroup getTimeoutTextGroup() {
	return timeoutTextGroup;
	}

	public TextGroup getUsernameTextGroup() {
	return usernameTextGroup;
	}

	public FileGroup getPublicKeyPathGroup() {
	return privateKeyPathGroup;
	}

	public boolean isPasswdBased() {
	return passwordAuthButton.getSelection();
	}

	public boolean isLocalhostSelected() {
	if (this.localhost != null) {
	return this.localhost.getSelection();
	}
	return false;
	}

	public Button[] getAuthKindSelectionButtons() {
	Button [] buttons = new Button[2];
	buttons[0] = passwordAuthButton;
	buttons[1] = publicKeyAuthButton;
	return buttons;
	}

	public String getHostAddress() {
	return hostAddressTextGroup.getString();
	}

	public void setHostAddress(String s) {
	hostAddressTextGroup.setString(s);
	}

	public int getHostPort() {
	try {
	return Integer.parseInt(hostPortTextGroup.getString());
	} catch (NumberFormatException e) {
	return 22;
	}
	}

	public void setHostPort(int port) {
	hostPortTextGroup.setString(Integer.toString(port));
	}

	public boolean isPasswordBased() {
	return passwordAuthButton.getSelection();
	}

	public void setPasswordBased(boolean flag) {
	passwordAuthButton.setSelection(flag);
	publicKeyAuthButton.setSelection(! flag);
	updateEnabledWidgets();
	}

	public void setLocalhostSelected(boolean selection) {
	if ((this.localhost != null) && (this.remotehost != null)) {
	this.localhost.setSelection(selection);
	this.remotehost.setSelection(!selection);
	updateEnabledWidgets();
	}
	}

	public boolean isPublicKeyBased() {
	return publicKeyAuthButton.getSelection();
	}

	public void setPublicKeyBased(boolean flag) {
	passwordAuthButton.setSelection(! flag);
	publicKeyAuthButton.setSelection(flag);
	updateEnabledWidgets();
	}

	public String getPassword() {
	return passwordTextGroup.getString();
	}

	public void setPassword(String s) {
	passwordTextGroup.setString(s);
	}

	public String getUserName() {
	return usernameTextGroup.getString();
	}

	public void setUserName(String s) {
	usernameTextGroup.setString(s);
	}

	public String getPassphrase() {
	return passphraseTextGroup.getString();
	}

	public void setPassphrase(String s) {
	passphraseTextGroup.setString(s);
	}


	public int getTimeout() {
	try {
	return Integer.parseInt(timeoutTextGroup.getString());
	} catch (NumberFormatException e) {
	return 5000;
	}
	}

	public void setTimeout(int port) {
	timeoutTextGroup.setString(Integer.toString(port));
	}

	public String getPublicKeyPath() {
	return privateKeyPathGroup.getString();
	}

	public void setPublicKeyPath(String s) {
	privateKeyPathGroup.setString(s);
	}

	public ComboGroupItem getSelectedCipherType() {
	return cipherTypeGroup.getSelectedItem();
	}

	public ComboGroupItem getCipherType(String id) {
	return cipherTypeGroup.getItemUsingID(id);
	}

	public ComboGroupItem getCipherType(int index) {
	return cipherTypeGroup.getItemUsingIndex(index);
	}

	public void addCipherType(ComboGroupItem citem) {
	cipherTypeGroup.add(citem);
	}

	public ComboGroup getCipherTypeGroup() {
	return cipherTypeGroup;
	}

	}