【Java开源代码栏目提醒】:网学会员为广大网友收集整理了,Color_Chooser_MIDlet.java,希望对大家有所帮助!
package ch06;
import javax.microedition.lcdui.*;
import javax.microedition.midlet.*;
public class Color_Chooser_MIDlet
extends MIDlet
implements CommandListener {
//声明一个Display对象
private Display display;
//声明一个实现绘制的Canvas类对象
private Color_Chooser_Canvas chooser;
//声明一个退出按钮
private Command exitCommand = new Command("退出", Command.EXIT, 1);
/*
1.构造器
*/
public Color_Chooser_MIDlet() {
display = Display.getDisplay(this);
chooser = new Color_Chooser_Canvas();
display.setCurrent(chooser);
chooser.addCommand(exitCommand);
chooser.setCommandListener(this);
chooser.setColor(0xffff00);
}
//启动应用程序
public void startApp() {
}
//挂起应用程序
public void pauseApp() {
}
//撤销应用程序
public void destroyApp(boolean unconditional) {
}
/*
2.响应按钮事件
*/
public void commandAction(Command c, Displayable s) {
if (c == exitCommand) {
destroyApp(true);
notifyDestroyed();
}
}
}
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