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Android-Download/app/src/main/java/com/arialyy/simple/activity/SingleTaskActivity.java

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7.9 KiB

/*
* Copyright (C) 2016 AriaLyy(DownloadUtil)
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.arialyy.simple.activity;
import android.content.BroadcastReceiver;
import android.os.Bundle;
import android.os.Environment;
import android.os.Handler;
import android.os.Message;
import android.support.v7.widget.Toolbar;
import android.view.View;
import android.widget.Button;
import android.widget.ProgressBar;
import android.widget.TextView;
import android.widget.Toast;
import butterknife.Bind;
import com.arialyy.downloadutil.core.AMTarget;
import com.arialyy.downloadutil.core.Aria;
import com.arialyy.downloadutil.core.DownloadEntity;
import com.arialyy.downloadutil.core.task.Task;
import com.arialyy.downloadutil.orm.DbEntity;
import com.arialyy.downloadutil.util.CommonUtil;
import com.arialyy.simple.R;
import com.arialyy.simple.base.BaseActivity;
import com.arialyy.simple.databinding.ActivitySingleBinding;
import com.arialyy.simple.widget.HorizontalProgressBarWithNumber;
public class SingleTaskActivity extends BaseActivity<ActivitySingleBinding> {
public static final int DOWNLOAD_PRE = 0x01;
public static final int DOWNLOAD_STOP = 0x02;
public static final int DOWNLOAD_FAILE = 0x03;
public static final int DOWNLOAD_CANCEL = 0x04;
public static final int DOWNLOAD_RESUME = 0x05;
public static final int DOWNLOAD_COMPLETE = 0x06;
public static final int DOWNLOAD_RUNNING = 0x07;
private static final String DOWNLOAD_URL =
"http://static.gaoshouyou.com/d/3a/93/573ae1db9493a801c24bf66128b11e39.apk";
@Bind(R.id.progressBar) HorizontalProgressBarWithNumber mPb;
@Bind(R.id.start) Button mStart;
@Bind(R.id.stop) Button mStop;
@Bind(R.id.cancel) Button mCancel;
@Bind(R.id.size) TextView mSize;
@Bind(R.id.toolbar) Toolbar toolbar;
@Bind(R.id.speed) TextView mSpeed;
private DownloadEntity mEntity;
private BroadcastReceiver mReceiver;
private Handler mUpdateHandler = new Handler() {
@Override public void handleMessage(Message msg) {
super.handleMessage(msg);
switch (msg.what) {
case DOWNLOAD_RUNNING:
Task task = (Task) msg.obj;
long current = task.getDownloadEntity().getCurrentProgress();
long len = task.getDownloadEntity().getFileSize();
if (len == 0) {
mPb.setProgress(0);
} else {
mPb.setProgress((int) ((current * 100) / len));
}
mSpeed.setText(CommonUtil.formatFileSize(task.getDownloadEntity().getSpeed()) + "/s");
break;
case DOWNLOAD_PRE:
mSize.setText(CommonUtil.formatFileSize((Long) msg.obj));
setBtState(false);
mStart.setText("暂停");
break;
case DOWNLOAD_FAILE:
Toast.makeText(SingleTaskActivity.this, "下载失败", Toast.LENGTH_SHORT).show();
setBtState(true);
break;
case DOWNLOAD_STOP:
Toast.makeText(SingleTaskActivity.this, "暂停下载", Toast.LENGTH_SHORT).show();
mStart.setText("恢复");
setBtState(true);
break;
case DOWNLOAD_CANCEL:
mPb.setProgress(0);
Toast.makeText(SingleTaskActivity.this, "取消下载", Toast.LENGTH_SHORT).show();
mStart.setText("开始");
setBtState(true);
break;
case DOWNLOAD_RESUME:
//Toast.makeText(SingleTaskActivity.this,
// "恢复下载,恢复位置 ==> " + CommonUtil.formatFileSize((Long) msg.obj), Toast.LENGTH_SHORT)
// .show();
mStart.setText("暂停");
setBtState(false);
break;
case DOWNLOAD_COMPLETE:
Toast.makeText(SingleTaskActivity.this, "下载完成", Toast.LENGTH_SHORT).show();
mStart.setText("重新开始?");
mCancel.setEnabled(false);
setBtState(true);
break;
}
}
};
/**
* 设置start 和 stop 按钮状态
*/
private void setBtState(boolean state) {
mStart.setEnabled(state);
mStop.setEnabled(!state);
}
@Override protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
init();
}
@Override protected void onResume() {
super.onResume();
Aria.whit(this).addSchedulerListener(new MySchedulerListener());
}
@Override protected void onDestroy() {
super.onDestroy();
}
@Override protected int setLayoutId() {
return R.layout.activity_single;
}
@Override protected void init(Bundle savedInstanceState) {
super.init(savedInstanceState);
setSupportActionBar(toolbar);
toolbar.setTitle("单任务下载");
init();
}
private void init() {
mEntity = DbEntity.findData(DownloadEntity.class, new String[] { "downloadUrl" },
new String[] { DOWNLOAD_URL });
if (mEntity != null) {
mPb.setProgress((int) ((mEntity.getCurrentProgress() * 100) / mEntity.getFileSize()));
mSize.setText(CommonUtil.formatFileSize(mEntity.getFileSize()));
if (mEntity.getState() == DownloadEntity.STATE_DOWNLOAD_ING) {
setBtState(false);
} else if (mEntity.isDownloadComplete()) {
mStart.setText("重新开始?");
setBtState(true);
}
} else {
mEntity = new DownloadEntity();
mEntity.setFileName("test.apk");
mEntity.setDownloadUrl(DOWNLOAD_URL);
mEntity.setDownloadPath(Environment.getExternalStorageDirectory().getPath() + "/test.apk");
}
}
public void onClick(View view) {
switch (view.getId()) {
case R.id.start:
String text = ((TextView) view).getText().toString();
if (text.equals("重新开始?") || text.equals("开始")) {
start();
} else if (text.equals("恢复")) {
resume();
}
break;
case R.id.stop:
stop();
break;
case R.id.cancel:
cancel();
break;
}
}
private void resume() {
Aria.whit(this).load(mEntity).resume();
}
private void start() {
Aria.whit(this).load(mEntity).start();
}
private void stop() {
Aria.whit(this).load(mEntity).stop();
}
private void cancel() {
Aria.whit(this).load(mEntity).cancel();
}
private class MySchedulerListener extends AMTarget.SimpleSchedulerListener {
@Override public void onTaskStart(Task task) {
mUpdateHandler.obtainMessage(DOWNLOAD_PRE, task.getDownloadEntity().getFileSize())
.sendToTarget();
}
@Override public void onTaskResume(Task task) {
super.onTaskResume(task);
mUpdateHandler.obtainMessage(DOWNLOAD_PRE, task.getDownloadEntity().getFileSize())
.sendToTarget();
}
@Override public void onTaskStop(Task task) {
mUpdateHandler.sendEmptyMessage(DOWNLOAD_STOP);
}
@Override public void onTaskCancel(Task task) {
mUpdateHandler.sendEmptyMessage(DOWNLOAD_CANCEL);
}
@Override public void onTaskFail(Task task) {
mUpdateHandler.sendEmptyMessage(DOWNLOAD_FAILE);
}
@Override public void onTaskComplete(Task task) {
mUpdateHandler.sendEmptyMessage(DOWNLOAD_COMPLETE);
}
@Override public void onTaskRunning(Task task) {
mUpdateHandler.obtainMessage(DOWNLOAD_RUNNING, task).sendToTarget();
}
}
}