android登陆进度条,android加载进度条

android加载进度条

package xiaohang.zhimeng;

import android.app.Activity;

import android.os.Bundle;

import android.os.Handler;

import android.os.Message;

import android.view.View;

import android.view.Window;

import android.widget.Button;

import android.widget.ProgressBar;

public class Activity01 extends Activity {

//声明ProgressBar对象

private ProgressBar xh_ProgressBar;

private ProgressBar xh_ProgressBar2;

private Button xh_Button;

protected static final int GUI_STOP_NOTIFIER = 0x108;

protected static final int GUI_THREADING_NOTIFIER = 0x109;

public int intCounter = 0;

@Override

public void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

//设置窗口模式，因为需要显示进度条在标题栏

//  requestWindowFeature(Window.FEATURE_PROGRESS);

//  setProgressBarVisibility(true);

setContentView(R.layout.main);

//得到ProgressBar

xh_ProgressBar = (ProgressBar) findViewById(R.id.ProgressBar01);

xh_ProgressBar2 = (ProgressBar) findViewById(R.id.ProgressBar02);

xh_Button = (Button) findViewById(R.id.Button01);

//设置进度条 不为 不确定模式

xh_ProgressBar.setIndeterminate(false);

xh_ProgressBar2.setIndeterminate(false);

//当按钮按下时开始执行

xh_Button.setOnClickListener(new Button.OnClickListener() {

@Override

public void onClick(View v) {

//设置ProgressBar为可见状态

xh_ProgressBar.setVisibility(View.VISIBLE);

xh_ProgressBar2.setVisibility(View.VISIBLE);

//设置ProgressBar的最大值

xh_ProgressBar.setMax(100);

//设置ProgressBar当前值

xh_ProgressBar.setProgress(0);

xh_ProgressBar2.setProgress(0);

//通过线程来改变ProgressBar的值

new Thread(new Runnable() {

@Override

public void run() {

for (int i = 0; i < 10; i++) {

try {

//设置进度值

intCounter = (i + 1) * 20;

//睡眠1000毫秒

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已经是最大值

case Activity01.GUI_STOP_NOTIFIER:

xh_ProgressBar.setVisibility(View.GONE);

xh_ProgressBar2.setVisibility(View.GONE);

Thread.currentThread().interrupted();

break;

case Activity01.GUI_THREADING_NOTIFIER:

if (!Thread.currentThread().isInterrupted()) {

//改变ProgressBar的当前值

xh_ProgressBar.setProgress(intCounter);

xh_ProgressBar2.setProgress(intCounter);

//设置标题栏中前景的一个进度条进度值

setProgress(intCounter * 100);

}

break;

}

super.handleMessage(msg);

}

};

}

XML 文件

android:orientation="vertical"

android:layout_width="fill_parent"

android:layout_height="fill_parent"

>

android:layout_width="fill_parent"

android:layout_height="wrap_content"

android:text="@string/hello"

/>

android:id="@+id/ProgressBar01"

style="?android:attr/progressBarStyleHorizontal"

android:layout_width="200dp"

android:layout_height="wrap_content"

android:visibility="gone"

/>

android:id="@+id/ProgressBar02"

style="?android:attr/progressBarStyleLarge"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:max="100"

android:progress="50"

android:secondaryProgress="70"

android:visibility="gone"

/>

android:id="@+id/Button01"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:text="开始"/>

补充：移动开发 , Android ,