errorhandling.java

用J2ME开发的卡片游戏

/*
 * 
 * 错误处理类
 * 
 */
package card;

import javax.microedition.lcdui.*;
import javax.microedition.lcdui.Form;
import javax.microedition.lcdui.Alert;
import javax.microedition.lcdui.AlertType;

import card.stringtable.ErrorMessageStringTable;
import card.stringtable.TextString;


/**
 * @author Georgezc
 *
 * TODO To change the template for this generated type comment go to
 * Window - Preferences - Java - Code Style - Code Templates
 */

public class ErrorHandling extends Form implements CommandListener{
	public static int IMGNOTFOUND = 1; //图像资源出错类型
	public static int RECORDSETERROR = 2; //记录集出错类型
	public static int MEDIAERROR = 3; //媒体播放出错类型
	public static int INTERRUPTEDERROR = 4; //线程暂停出错类型
	
	String msg;
	Display display = null;
	Command cmdExit = null;
	
	public ErrorHandling(Display display, int iType) {
		super("");
		this.display = display;
		
		cmdExit = new Command(TextString.getTxtCmdExitString(), Command.EXIT, 0);
		
		if (iType == IMGNOTFOUND) { //图像资源出错
			IOExceptionHandling();
		}else if (iType == RECORDSETERROR) { //记录集出错
			RecodSetExceptionHandling();
		}else if (iType == MEDIAERROR) { //媒体播放出错
			MediaExceptionHandling();
		}else if (iType == INTERRUPTEDERROR) { //线程暂停出错
			InterruptedExceptionHandling();
		}
	}
	
	public void commandAction(Command c, Displayable d) {
		if (c == cmdExit) { //退出按键响应
			CardMainMIDlet.quitApp();
		}
	}
	
	private void IOExceptionHandling() { //图像资源出错处理
		Alert altError = new Alert(TextString.getTxtErrorLabelString(), ErrorMessageStringTable.getErrImageString(), null, AlertType.ERROR);
		altError.setTimeout(Alert.FOREVER);
		altError.addCommand(cmdExit);
		altError.setCommandListener(this);
		display.setCurrent(altError);
	}
	
	private void RecodSetExceptionHandling() { //记录集出错处理
		Alert altError = new Alert(TextString.getTxtErrorLabelString(), ErrorMessageStringTable.getErrRecordSetString(), null, AlertType.ERROR);
		altError.setTimeout(Alert.FOREVER);
		altError.addCommand(cmdExit);
		altError.setCommandListener(this);
		display.setCurrent(altError);
	}
	
	private void MediaExceptionHandling() { //媒体播放出错处理
		Alert altError = new Alert(TextString.getTxtErrorLabelString(), ErrorMessageStringTable.getErrMediaString(), null, AlertType.ERROR);
		altError.setTimeout(Alert.FOREVER);
		altError.addCommand(cmdExit);
		altError.setCommandListener(this);
		display.setCurrent(altError);
	}
	
	private void InterruptedExceptionHandling() { //线程暂停出错处理
		Alert altError = new Alert(TextString.getTxtErrorLabelString(), ErrorMessageStringTable.getErrInterruptedString(), null, AlertType.ERROR);
		altError.setTimeout(Alert.FOREVER);
		altError.addCommand(cmdExit);
		altError.setCommandListener(this);
		display.setCurrent(altError);
	}
}