/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*
*/
package org.apache.directory.studio.connection.ui.dialogs;
import org.apache.commons.lang.StringUtils;
import org.apache.directory.studio.common.ui.CommonUIUtils;
import org.apache.directory.studio.common.ui.widgets.BaseWidgetUtils;
import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jface.dialogs.IDialogConstants;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
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.Label;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Text;
/**
* The PasswordDialog is used to ask the user for password (credentials).
* <p>
* It has a useful checkbox that can show/hide the typed password.
*
* @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
*/
public class PasswordDialog extends Dialog
{
/** The title of the dialog */
private String title;
/** The message to display, or <code>null</code> if none */
private String message;
/** The input value; the empty string by default */
private String value = StringUtils.EMPTY;//$NON-NLS-1$
// UI Widgets
/** The password Text widget */
private Text passwordText;
/** The Show Password text widget */
private Button showPasswordCheckbox;
/**
* Creates a new instance of CredentialsDialog.
*
* @param parentShell the parent shell
* @param title the title
* @param message the dialog message
* @param initialValue the initial value
*/
public PasswordDialog( Shell parentShell, String title, String message, String initialValue )
{
super( parentShell );
this.title = title;
this.message = message;
if ( initialValue == null )
{
value = StringUtils.EMPTY;//$NON-NLS-1$
}
else
{
value = initialValue;
}
}
/**
* {@inheritDoc}
*/
protected void configureShell( Shell shell )
{
super.configureShell( shell );
shell.setText( CommonUIUtils.getTextValue( title ) );
}
/**
* {@inheritDoc}
*/
protected void buttonPressed( int buttonId )
{
if ( buttonId == IDialogConstants.OK_ID )
{
value = passwordText.getText();
}
else
{
value = null;
}
super.buttonPressed( buttonId );
}
/**
* The listener for the ShowPassword checkbox
*/
private SelectionAdapter showPasswordCheckboxListener = new SelectionAdapter()
{
/**
* {@inheritDoc}
*/
public void widgetSelected( SelectionEvent event )
{
if ( showPasswordCheckbox.getSelection() )
{
passwordText.setEchoChar( '\0' );
}
else
{
passwordText.setEchoChar( '\u2022' );
}
}
};
/**
* {@inheritDoc}
*/
protected Control createDialogArea( Composite parent )
{
// Composite
Composite composite = new Composite( parent, SWT.NONE );
GridLayout layout = new GridLayout();
layout.marginHeight = convertVerticalDLUsToPixels( IDialogConstants.VERTICAL_MARGIN );
layout.marginWidth = convertHorizontalDLUsToPixels( IDialogConstants.HORIZONTAL_MARGIN );
layout.verticalSpacing = convertVerticalDLUsToPixels( IDialogConstants.VERTICAL_SPACING );
layout.horizontalSpacing = convertHorizontalDLUsToPixels( IDialogConstants.HORIZONTAL_SPACING );
composite.setLayout( layout );
GridData compositeGridData = new GridData( SWT.FILL, SWT.FILL, true, true );
compositeGridData.widthHint = convertHorizontalDLUsToPixels( IDialogConstants.MINIMUM_MESSAGE_AREA_WIDTH );
composite.setLayoutData( compositeGridData );
// Message
if ( message != null )
{
Label messageLabel = BaseWidgetUtils.createWrappedLabel( composite, message, 1 );
GridData messageLabelGridData = new GridData( SWT.FILL, SWT.CENTER, true, true );
messageLabelGridData.widthHint = convertHorizontalDLUsToPixels( IDialogConstants.MINIMUM_MESSAGE_AREA_WIDTH );
messageLabel.setLayoutData( messageLabelGridData );
}
// Password Text
passwordText = BaseWidgetUtils.createText( composite, value, 1 );
passwordText.setEchoChar( '\u2022' );
// Show Password Checkbox
showPasswordCheckbox = BaseWidgetUtils.createCheckbox( composite,
Messages.getString( "PasswordDialog.ShowPassword" ), 1 ); //$NON-NLS-1$
showPasswordCheckbox.addSelectionListener( showPasswordCheckboxListener );
// Setting focus
passwordText.setFocus();
applyDialogFont( composite );
return composite;
}
/**
* Returns the string typed into this password dialog.
*
* @return the input string
*/
public String getPassword()
{
return value;
}
}