keyboardinteractivedialog.java

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/* -*-mode:java; c-basic-offset:2; -*- */
/**********************************************************************
Copyright (c) 2003, Atsuhiko Yamanaka, JCraft,Inc. and others.
All rights reserved.   This program and the accompanying materials
are made available under the terms of the Common Public License v1.0
which accompanies this distribution, and is available at
http://www.eclipse.org/legal/cpl-v10.html

Contributors:
    Atsuhiko Yamanaka, JCraft,Inc. - initial API and implementation.
**********************************************************************/
package org.eclipse.team.ccvs.ssh2;

import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jface.dialogs.IDialogConstants;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
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;
import org.eclipse.ui.help.WorkbenchHelp;

public class KeyboardInteractiveDialog extends Dialog {

  private Text[] texts;
  protected String destination;
  protected String name;
  protected String instruction;
  protected String[] prompt;
  protected boolean[] echo;
  private String message;
  private String[] result;

  public KeyboardInteractiveDialog(Shell parentShell,
				   String destination,
				   String name,
				   String instruction,
				   String[] prompt,
				   boolean[] echo){
    super(parentShell);
    this.destination=destination;
    this.name=name;
    this.instruction=instruction;
    this.prompt=prompt;
    this.echo=echo;
    this.message="Keyboard Interactive for "+destination+(name!=null && name.length()>0 ? ": "+name : "");
  }

  protected void configureShell(Shell newShell) {
    super.configureShell(newShell);
    newShell.setText(message);
  }

  public void create() {
    super.create();
    if(texts.length>0){
      texts[0].setFocus();
    }
  }

  protected Control createDialogArea(Composite parent) {
    Composite main=new Composite(parent, SWT.NONE);
    GridLayout layout=new GridLayout();
    layout.numColumns=3;
    main.setLayout(layout);
    main.setLayoutData(new GridData(GridData.FILL_BOTH));
	
    if (message!=null) {
      Label messageLabel=new Label(main, SWT.WRAP);
      messageLabel.setText(message);
      GridData data=new GridData(GridData.FILL_HORIZONTAL);
      data.horizontalSpan=3;
      messageLabel.setLayoutData(data);
    }
    if (instruction!=null && instruction.length()>0) {
      Label messageLabel=new Label(main, SWT.WRAP);
      messageLabel.setText(instruction);
      GridData data=new GridData(GridData.FILL_HORIZONTAL);
      data.horizontalSpan=3;
      messageLabel.setLayoutData(data);
    }
    createPasswordFields(main);
    return main;
  }

  protected void createPasswordFields(Composite parent) {
    texts=new Text[prompt.length];

    for(int i=0; i<prompt.length; i++){
      new Label(parent, SWT.NONE).setText(prompt[i]);
      texts[i]=new Text(parent, SWT.BORDER);
      GridData data=new GridData(GridData.FILL_HORIZONTAL);
      data.widthHint=convertHorizontalDLUsToPixels(IDialogConstants.ENTRY_FIELD_WIDTH);
      texts[i].setLayoutData(data);

      if(!echo[i]){
	texts[i].setEchoChar('*');
      }
      new Label(parent, SWT.NONE);
    }

  }

  public String[] getResult() {
    return result;
  }

  protected void okPressed() {
    result=new String[prompt.length];
    for(int i=0; i<texts.length; i++){
      result[i]=texts[i].getText();
    }
    super.okPressed();
  }

  protected void cancelPressed() {
    result=null;
    super.cancelPressed();
  }
}