📄 errorscreen.java
字号:
package myGame.main;
import javax.microedition.lcdui.*;
public class ErrorScreen extends Alert {
private static Image image;
private static Display display;
private static ErrorScreen instance = null;
private ErrorScreen() {
super("Error");
setType(AlertType.ERROR);
setTimeout(5000);// 设置时限
setImage(image);
}
public static void init(Image img, Display disp) {
image = img;
display = disp;
}
static void showError(String message, Displayable next) {
if (instance == null) {
instance = new ErrorScreen();
}
instance.setTitle("Error");
instance.setString(message);// 显示错误信息
display.setCurrent(instance, next);
}
}
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