package com.wuxiaolong.androidsamples.downloadnotify;
import android.app.Notification;
import android.app.PendingIntent;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.os.Bundle;
import android.support.v4.app.NotificationCompat;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.widget.Button;
import android.widget.RemoteViews;
import com.wuxiaolong.androidsamples.R;
import java.util.Random;
import butterknife.ButterKnife;
import butterknife.InjectView;
public class DownloadActivity extends DownloadBaseActivity implements View.OnClickListener {
@InjectView(R.id.btn_download_start)
Button btn_download_start;
@InjectView(R.id.btn_download_pause)
Button btn_download_pause;
@InjectView(R.id.btn_download_cancel)
Button btn_download_cancel;
/**
* Notification的ID
*/
int notifyId = 1000;
/**
* Notification的进度条数值
*/
int progress = 0;
/**
* 下载线程是否暂停
*/
public boolean isPause = false;
/**
* 通知栏内是否是自定义的
*/
public boolean isCustom = false;
DownloadThread downloadThread;
private Intent contentIntent;
private PendingIntent contentPendingIntent;
private NotificationCompat.Builder notifyBuilder;
private PendingIntent pausePendingIntent, resumePendingIntent, cancelPendingIntent;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_download);
ButterKnife.inject(this);
// actionBar.setTitle("下载");
initView();
initNotify(true);
initBroadcastReceiver();
}
private void initView() {
btn_download_start.setOnClickListener(this);
btn_download_pause.setOnClickListener(this);
btn_download_cancel.setOnClickListener(this);
}
/**
* 初始化通知栏
*/
private void initNotify(boolean isPause) {
notifyBuilder = new NotificationCompat.Builder(this);
contentIntent = new Intent(this, DownloadingActivity.class);
contentIntent.setFlags(Intent.FLAG_ACTIVITY_SINGLE_TOP);
Random rand = new Random();
/**
* 暂停
*/
Intent pauseIntent = new Intent(ACTION_BUTTON);
pauseIntent.putExtra(INTENT_BUTTONID_TAG, PAUSE_ID);
pauseIntent.setFlags(Intent.FLAG_ACTIVITY_SINGLE_TOP);
pausePendingIntent = PendingIntent.getBroadcast(this, rand.nextInt(1000),
pauseIntent, PendingIntent.FLAG_UPDATE_CURRENT);
/**
* 继续
*/
Intent resumeIntent = new Intent(ACTION_BUTTON);
resumeIntent.putExtra(INTENT_BUTTONID_TAG, RESUME_ID);
resumeIntent.setFlags(Intent.FLAG_ACTIVITY_SINGLE_TOP);
resumePendingIntent = PendingIntent.getBroadcast(this, rand.nextInt(1000),
resumeIntent, PendingIntent.FLAG_UPDATE_CURRENT);
/**
* 取消
*/
Intent cancelIntent = new Intent(ACTION_BUTTON);
cancelIntent.putExtra(INTENT_BUTTONID_TAG, CANCEL_ID);
cancelIntent.setFlags(Intent.FLAG_ACTIVITY_SINGLE_TOP);
cancelPendingIntent = PendingIntent.getBroadcast(this, rand.nextInt(1000),
cancelIntent, PendingIntent.FLAG_UPDATE_CURRENT);
contentPendingIntent = PendingIntent.getActivity(this, 0, contentIntent, 0);
if (isPause) {
notifyBuilder
.addAction(R.mipmap.ic_action_coffee, "暂停", pausePendingIntent);
} else {
notifyBuilder
.addAction(R.mipmap.ic_action_rocket, "继续", resumePendingIntent);
}
notifyBuilder
.addAction(R.mipmap.ic_action_cancel, "停止", cancelPendingIntent)
.setContentIntent(contentPendingIntent).setWhen(System.currentTimeMillis())// 通知产生的时间,会在通知信息里显示
// .setNumber(number)//显示数量
.setPriority(Notification.PRIORITY_DEFAULT)// 设置该通知优先级
// .setAutoCancel(true)//设置这个标志当用户单击面板就可以让通知将自动取消
.setOngoing(false)// ture,设置他为一个正在进行的通知。他们通常是用来表示一个后台任务,用户积极参与(如播放音乐)或以某种方式正在等待,因此占用设备(如一个文件下载,同步操作,主动网络连接)
// .setDefaults(Notification.DEFAULT_VIBRATE)//
// 向通知添加声音、闪灯和振动效果的最简单、最一致的方式是使用当前的用户默认设置,使用defaults属性,可以组合:
// Notification.DEFAULT_ALL Notification.DEFAULT_SOUND 添加声音 //
// requires VIBRATE permission
.setSmallIcon(R.mipmap.ic_launcher);// .setSmallIcon(android.R.drawable.stat_sys_download)
}
/**
* 开始下载
*/
public void startDownloadNotify() {
isPause = false;
if (downloadThread != null && downloadThread.isAlive()) {
// downloadThread.start();
} else {
downloadThread = new DownloadThread();
downloadThread.start();
}
}
/**
* 暂停下载
*/
public void pauseDownloadNotify() {
isPause = true;
if (!isCustom) {
notifyBuilder.setContentTitle("已暂停");
setNotify(progress);
} else {
showCustomProgressNotify("已暂停");
}
}
/**
* 取消下载
*/
public void stopDownloadNotify() {
if (downloadThread != null) {
downloadThread.interrupt();
}
downloadThread = null;
if (!isCustom) {
notifyBuilder.setContentTitle("下载已取消").setProgress(0, 0, false);
mNotificationManager.notify(notifyId, notifyBuilder.build());
} else {
showCustomProgressNotify("下载已取消");
}
}
/**
* 设置下载进度
*/
public void setNotify(int progress) {
// 这个方法是显示进度条
notifyBuilder.setContentTitle("下载中");
notifyBuilder.setProgress(100, progress, false);
mNotificationManager.notify(notifyId, notifyBuilder.build());
}
/**
* 显示自定义的带进度条通知栏
*/
private void showCustomProgressNotify(String status) {
RemoteViews mRemoteViews = new RemoteViews(getPackageName(),
R.layout.view_custom_progress);
mRemoteViews.setImageViewResource(R.id.custom_progress_icon,
R.mipmap.ic_launcher);
mRemoteViews.setTextViewText(R.id.tv_custom_progress_title, "小尛龙");
mRemoteViews.setTextViewText(R.id.tv_custom_progress_status, status);
if (progress >= 100 || downloadThread == null) {
mRemoteViews.setProgressBar(R.id.custom_progressbar, 0, 0, false);
mRemoteViews.setViewVisibility(R.id.custom_progressbar, View.GONE);
} else {
mRemoteViews.setProgressBar(R.id.custom_progressbar, 100, progress,
false);
mRemoteViews.setViewVisibility(R.id.custom_progressbar,
View.VISIBLE);
}
// 点击的事件处理
Intent closeIntent = new Intent(ACTION_BUTTON);
/* 上一首按钮 */
closeIntent.putExtra(INTENT_BUTTONID_TAG, CLOSE_ID);
// 这里加了广播,所及INTENT的必须用getBroadcast方法
PendingIntent intent_close = PendingIntent.getBroadcast(this, 1,
closeIntent, PendingIntent.FLAG_UPDATE_CURRENT);
mRemoteViews.setOnClickPendingIntent(R.id.close, intent_close);
NotificationCompat.Builder notifyBuilder = new NotificationCompat.Builder(this);
notifyBuilder.setContent(mRemoteViews).setContentIntent(getDefalutIntent(Notification.FLAG_ONGOING_EVENT))
.setTicker("开始下载")
.setWhen(System.currentTimeMillis())// 通知产生的时间,会在通知信息里显示
// .setNumber(number)//显示数量
.setPriority(Notification.PRIORITY_DEFAULT)// 设置该通知优先级
// .setAutoCancel(true)//设置这个标志当用户单击面板就可以让通知将自动取消
.setOngoing(false)// ture,设置他为一个正在进行的通知。他们通常是用来表示一个后台任务,用户积极参与(如播放音乐)或以某种方式正在等待,因此占用设备(如一个文件下载,同步操作,主动网络连接)
// .setDefaults(Notification.DEFAULT_VIBRATE)//
// 向通知添加声音、闪灯和振动效果的最简单、最一致的方式是使用当前的用户默认设置,使用defaults属性,可以组合:
// Notification.DEFAULT_ALL Notification.DEFAULT_SOUND 添加声音 //
// requires VIBRATE permission
.setSmallIcon(R.mipmap.ic_launcher);// .setSmallIcon(android.R.drawable.stat_sys_download)
Notification notify = notifyBuilder.build();
notify.flags = Notification.FLAG_ONGOING_EVENT;
mNotificationManager.notify(notifyId, notify);
}
/**
* 下载线程
*/
class DownloadThread extends Thread {
@Override
public void run() {
int now_progress = 0;
// Do the "lengthy" operation 20 times
while (now_progress <= 100) {
// Sets the progress indicator to a max value, the
// current completion percentage, and "determinate"
if (downloadThread == null) {
break;
}
if (!isPause) {
progress = now_progress;
if (isCustom) {
showCustomProgressNotify("下载中");
} else {
setNotify(progress);
}
now_progress += 1;
}
try {
// Sleep for 1 seconds
Thread.sleep(1 * 1000);
} catch (InterruptedException e) {
}
}
// When the loop is finished, updates the notification
if (downloadThread != null) {
if (isCustom) {
showCustomProgressNotify("下载完成");
} else {
notifyBuilder.setContentText("下载完成")
// Removes the progress bar
.setProgress(0, 0, false);
notifyBuilder.setContentTitle("下载OK");
mNotificationManager.notify(notifyId, notifyBuilder.build());
}
}
}
}
public void onClick(View v) {
switch (v.getId()) {
case R.id.btn_download_start:
startDownloadNotify();
break;
case R.id.btn_download_pause:
pauseDownloadNotify();
break;
case R.id.btn_download_cancel:
stopDownloadNotify();
break;
default:
break;
}
}
public MyBroadcastReceiver myBroadcastReceiver;
/**
* 带按钮的通知栏点击广播接收
*/
public void initBroadcastReceiver() {
myBroadcastReceiver = new MyBroadcastReceiver();
IntentFilter intentFilter = new IntentFilter();
intentFilter.addAction(ACTION_BUTTON);
registerReceiver(myBroadcastReceiver, intentFilter);
}
//通知栏按钮点击事件对应的ACTION
public final static String ACTION_BUTTON = "com.notifications.intent.action.ButtonClick";
public final static String INTENT_BUTTONID_TAG = "ButtonId";
public final static int CLOSE_ID = 1;
public final static int PAUSE_ID = 2;
public final static int CANCEL_ID = 3;
public final static int RESUME_ID = 4;
/**
* 广播监听按钮点击时间
*/
public class MyBroadcastReceiver extends BroadcastReceiver {
@Override
public void onReceive(Context context, Intent intent) {
String action = intent.getAction();
if (action.equals(ACTION_BUTTON)) {
// 通过传递过来的ID判断按钮点击属性或者通过getResultCode()获得相应点击事件
int buttonId = intent.getIntExtra(INTENT_BUTTONID_TAG, 0);
switch (buttonId) {
case CLOSE_ID:
stopDownloadNotify();
mNotificationManager.cancelAll();
break;
case PAUSE_ID:
initNotify(false);
pauseDownloadNotify();
break;
case RESUME_ID:
initNotify(true);
startDownloadNotify();
break;
case CANCEL_ID:
stopDownloadNotify();
mNotificationManager.cancel(notifyId);
break;
default:
break;
}
}
}
}
@Override
protected void onDestroy() {
if (myBroadcastReceiver != null) {
unregisterReceiver(myBroadcastReceiver);
}
super.onDestroy();
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.download, menu);
return true;
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
// Handle action bar item clicks here. The action bar will
// automatically handle clicks on the Home/Up button, so long
// as you specify a parent activity in AndroidManifest.xml.
int id = item.getItemId();
stopDownloadNotify();
progress = 0;
mNotificationManager.cancelAll();
if (id == R.id.action_default_progress) {
isCustom = false;
return true;
}
if (id == R.id.action_custom_progress) {
isCustom = true;
return true;
}
return super.onOptionsItemSelected(item);
}
}