Source Code : Sharing an InputMap or an ActionMap Between Two Components

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Sharing an InputMap or an ActionMap Between Two Components

   

import java.awt.event.ActionEvent;

import javax.swing.AbstractAction;
import javax.swing.ActionMap;
import javax.swing.InputMap;
import javax.swing.JButton;
import javax.swing.JComponent;
import javax.swing.JTextArea;
import javax.swing.KeyStroke;
import javax.swing.text.JTextComponent;

public class Main {
  public static void main(String[] argv) {
    InputMap im = new JTextArea().getInputMap(JComponent.WHEN_FOCUSED);
    im.put(KeyStroke.getKeyStroke("F2"), "actionName");

    ActionMap am = new JTextArea().getActionMap();
    am.put("actionName", new AbstractAction("actionName") {
      public void actionPerformed(ActionEvent evt) {
        System.out.println((JTextComponent) evt.getSource());
      }
    });
    im.put(KeyStroke.getKeyStroke("F3"), "actionName2");
    am.put("actionName2", new AbstractAction("actionName2") {
      public void actionPerformed(ActionEvent evt) {
        System.out.println((JTextComponent) evt.getSource());
      }
    });
    JButton component1 = new JButton("button 1");
    JButton component2 = new JButton("button 2");

    component1.setInputMap(JComponent.WHEN_FOCUSED, im);
    component2.setInputMap(JComponent.WHEN_FOCUSED, im);

    component1.setActionMap(am);
    component2.setActionMap(am);



  }
}

   
    
    
  

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