package com.yarin.android.Examples_04_21;
import android.app.Activity;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.util.Log;
import android.view.View;
import android.view.Window;
import android.widget.Button;
import android.widget.ProgressBar;
public class Activity01 extends Activity {
private static String TAG = Activity01.class.getName();
//����ProgressBar����
private ProgressBar m_ProgressBar;
private ProgressBar m_ProgressBar2;
private Button mButton01;
protected static final int GUI_STOP_NOTIFIER = 0x108;
protected static final int GUI_THREADING_NOTIFIER = 0x109;
public int intCounter = 0;
/**
* Called when the activity is first created.
*/
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
//���ô���ģʽ������Ϊ��Ҫ��ʾ�������ڱ�����
requestWindowFeature(Window.FEATURE_PROGRESS);
setProgressBarVisibility(true);
setContentView(R.layout.main);
//ȡ��ProgressBar
m_ProgressBar = (ProgressBar) findViewById(R.id.ProgressBar01);
m_ProgressBar2 = (ProgressBar) findViewById(R.id.ProgressBar02);
mButton01 = (Button) findViewById(R.id.Button01);
m_ProgressBar.setIndeterminate(false);
m_ProgressBar2.setIndeterminate(false);
//����ť����ʱ��ʼִ��,
mButton01.setOnClickListener(new Button.OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
//����ProgressBarΪ�ɼ�״̬
m_ProgressBar.setVisibility(View.VISIBLE);
m_ProgressBar2.setVisibility(View.VISIBLE);
//����ProgressBar�����ֵ
m_ProgressBar.setMax(100);
//����ProgressBar��ǰֵ
m_ProgressBar.setProgress(0);
m_ProgressBar2.setProgress(0);
//ͨ���߳����ı�ProgressBar��ֵ
new Thread(new Runnable() {
public void run() {
for (int i = 0; i < 10; i++) {
try {
intCounter = (i + 1) * 20;
Thread.sleep(1000);
if (i == 4) {
Message m = new Message();
m.what = Activity01.GUI_STOP_NOTIFIER;
Activity01.this.myMessageHandler.sendMessage(m);
break;
} else {
Message m = new Message();
m.what = Activity01.GUI_THREADING_NOTIFIER;
Activity01.this.myMessageHandler.sendMessage(m);
}
} catch (Exception e) {
e.printStackTrace();
}
}
}
}).start();
}
});
}
Handler myMessageHandler = new Handler() {
// @Override
public void handleMessage(Message msg) {
switch (msg.what) {
//ProgressBar�Ѿ��ǶԴ�ֵ
case Activity01.GUI_STOP_NOTIFIER:
m_ProgressBar.setVisibility(View.GONE);
m_ProgressBar2.setVisibility(View.GONE);
// Thread.currentThread().interrupt();
break;
case Activity01.GUI_THREADING_NOTIFIER:
// if (!Thread.currentThread().isInterrupted())
// {
Log.v(TAG, "intCounter: " + intCounter);
// �ı�ProgressBar�ĵ�ǰֵ
m_ProgressBar.setProgress(intCounter);
m_ProgressBar2.setProgress(intCounter);
// ���ñ�������ǰ���һ������������ֵ
setProgress(intCounter * 100);
// ���ñ������к����һ������������ֵ
setSecondaryProgress(intCounter); // TODO: ??
// }
break;
}
super.handleMessage(msg);
}
};
}