JFace's InputDialog : JFace Dialog « SWT JFace Eclipse « Java

Home
Java
1.2D Graphics GUI
2.3D
3.Advanced Graphics
4.Ant
5.Apache Common
6.Chart
7.Class
8.Collections Data Structure
9.Data Type
10.Database SQL JDBC
11.Design Pattern
12.Development Class
13.EJB3
14.Email
15.Event
16.File Input Output
17.Game
18.Generics
19.GWT
20.Hibernate
21.I18N
22.J2EE
23.J2ME
24.JDK 6
25.JNDI LDAP
26.JPA
27.JSP
28.JSTL
29.Language Basics
30.Network Protocol
31.PDF RTF
32.Reflection
33.Regular Expressions
34.Scripting
35.Security
36.Servlets
37.Spring
38.Swing Components
39.Swing JFC
40.SWT JFace Eclipse
41.Threads
42.Tiny Application
43.Velocity
44.Web Services SOA
45.XML
Java » SWT JFace Eclipse » JFace DialogScreenshots 
JFace's InputDialog
JFace's InputDialog

import org.eclipse.jface.dialogs.InputDialog;
import org.eclipse.jface.dialogs.IInputValidator;
import org.eclipse.jface.window.*;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.*;
import org.eclipse.swt.layout.*;
import org.eclipse.swt.widgets.*;

/**
 * This class demonstrates JFace's InputDialog class
 */
public class GetInput extends ApplicationWindow {
  /**
   * GetInput constructor
   */
  public GetInput() {
    super(null);
  }

  /**
   * Runs the application
   */
  public void run() {
    // Don't return from open() until window closes
    setBlockOnOpen(true);

    // Open the main window
    open();

    // Dispose the display
    Display.getCurrent().dispose();
  }

  /**
   * Configures the shell
   
   @param shell the shell
   */
  protected void configureShell(Shell shell) {
    super.configureShell(shell);

    // Set the title bar text
    shell.setText("Get Input");
  }

  /**
   * Creates the main window's contents
   
   @param parent the main window
   @return Control
   */
  protected Control createContents(Composite parent) {
    Composite composite = new Composite(parent, SWT.NONE);
    composite.setLayout(new GridLayout(1false));

    // Create a label to display what the user typed in
    final Label label = new Label(composite, SWT.NONE);
    label.setText("This will display the user input from InputDialog");

    // Create the button to launch the error dialog
    Button show = new Button(composite, SWT.PUSH);
    show.setText("Get Input");
    show.addSelectionListener(new SelectionAdapter() {
      public void widgetSelected(SelectionEvent event) {
        InputDialog dlg = new InputDialog(Display.getCurrent().getActiveShell(),
            """Enter 5-8 characters", label.getText()new LengthValidator());
        if (dlg.open() == Window.OK) {
          // User clicked OK; update the label with the input
          label.setText(dlg.getValue());
        }
      }
    });

    parent.pack();
    return composite;
  }

  /**
   * The application entry point
   
   @param args the command line arguments
   */
  public static void main(String[] args) {
    new GetInput().run();
  }
}

/**
 * This class validates a String. It makes sure that the String is between 5 and 8
 * characters
 */
class LengthValidator implements IInputValidator {
  /**
   * Validates the String. Returns null for no error, or an error message
   
   @param newText the String to validate
   @return String
   */
  public String isValid(String newText) {
    int len = newText.length();

    // Determine if input is too short or too long
    if (len < 5return "Too short";
    if (len > 8return "Too long";

    // Input must be OK
    return null;
  }
}

           
       
Related examples in the same category
1.JFace's ProgressMonitorDialogJFace's ProgressMonitorDialog
2.JFace's MessageDialogJFace's MessageDialog
3.JFace's IconAndMessageDialog
4.JFace's ErrorDialog classJFace's ErrorDialog class
5.JFace's TitleAreaDialogJFace's TitleAreaDialog
java2s.com  | Contact Us | Privacy Policy
Copyright 2009 - 12 Demo Source and Support. All rights reserved.
All other trademarks are property of their respective owners.