Check Color : Environment « J2ME « Java

1. Java
2. J2ME
3. Environment

Check Color

// jad file
/*
MIDlet-Name: ColorCheck
MIDlet-Version: 1.0
MIDlet-Vendor: MyCompany
MIDlet-Jar-URL: ColorCheck.jar
MIDlet-1: ColorCheck, ColorCheck.png, ColorCheck
MicroEdition-Configuration: CLDC-1.0
MicroEdition-Profile: MIDP-1.0
MIDlet-JAR-SIZE: 100

*/

import javax.microedition.lcdui.Command;
import javax.microedition.lcdui.CommandListener;
import javax.microedition.lcdui.Display;
import javax.microedition.lcdui.Displayable;
import javax.microedition.lcdui.TextBox;
import javax.microedition.midlet.MIDlet;

public class CheckColor extends MIDlet implements CommandListener {
  private Display display;

  private TextBox textbox = new TextBox("Check Colors", "", 17, 0);

  private Command exit = new Command("Exit", Command.SCREEN, 1);

  public CheckColor() {
    display = Display.getDisplay(this);

    String message = null;
    if (display.isColor()) {
      message = "Color display.";
    } else {
      message = "No color display";
    }
    textbox.setString(message);
    textbox.addCommand(exit);
    textbox.setCommandListener(this);
  }

  public void startApp() {
    display.setCurrent(textbox);
  }

  public void pauseApp() {
  }

  public void destroyApp(boolean unconditional) {
  }

  public void commandAction(Command command, Displayable displayable) {
    if (command == exit) {
      destroyApp(true);
      notifyDestroyed();
    }
  }
}


           
       

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