Java Swing Key Action validarNumeroInteiro(KeyEvent evt)

Here you can find the source of validarNumeroInteiro(KeyEvent evt)

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Description

validar Numero Inteiro

License

Open Source License

Declaration 

public static void validarNumeroInteiro(KeyEvent evt)

Method Source Code

//package com.java2s;
//License from project: Open Source License 

import java.awt.event.KeyEvent;

import javax.swing.JTextField;

public class Main {
    public static void validarNumeroInteiro(KeyEvent evt) {
        if (!Character.isDigit(evt.getKeyChar()) && evt.getKeyChar() != '-')
            evt.consume();//from   w  w  w  . java  2 s  .c  o m
        if (((JTextField) evt.getSource()).getText().length() > 0 && evt.getKeyChar() == '-')
            evt.consume();
    }
}

Related

  1. simulateKeyStrokes(Component comp, String text)
  2. stringify(KeyStroke keyStroke)
  3. stringToKey(String s)
  4. stringToKeys(String s)
  5. translate(KeyStroke keyStroke, Locale locale)