package com.yaoxiaowen.download.sample; import android.content.BroadcastReceiver; import android.content.Context; import android.content.Intent; import android.content.IntentFilter; import android.graphics.Color; import android.os.Bundle; import android.support.v7.app.AppCompatActivity; import android.text.SpannableStringBuilder; import android.text.Spanned; import android.text.TextUtils; import android.text.style.ForegroundColorSpan; import android.view.View; import android.widget.Button; import android.widget.ProgressBar; import android.widget.TextView; import com.yaoxiaowen.download.DownloadConstant; import com.yaoxiaowen.download.DownloadStatus; import com.yaoxiaowen.download.FileInfo; import com.yaoxiaowen.download.DownloadHelper; import com.yaoxiaowen.download.sample.utils.Utils_Parse; import com.yaoxiaowen.download.utils.DebugUtils; import com.yaoxiaowen.download.utils.LogUtils; import java.io.File; /** * @author www.yaoxiaowen.com * time: 2017/12/20 20:23 * @since 1.0.0 */ public class MainActivity extends AppCompatActivity implements View.OnClickListener{ public static final String TAG = "weny SimpleMainActivity"; //Todo 同程旅游的下载地址 ： "http://s.ly.com/tTV79"; //为什么下载不下来，这个 网页做了什么, 回头要研究 //豌豆荚 app 下载地址 private static final String firstUrl = Constanst.WAN_DOU_JIA_URL; private File firstFile; private String firstName = Constanst.WAN_DOU_JIA_NAME; private static final String FIRST_ACTION = "download_helper_first_action"; //美团 app 下载地址 private static final String secondUrl = Constanst.MEI_TUAN_URL; private File secondFile; private String secondName = Constanst.MEI_TUAN_NAME; private static final String SECOND_ACTION = "download_helper_second_action"; // 12306 APP 下载地址 private static final String thirdUrl = Constanst.TRAIN_12306_URL; private File thirdFile; private String thirdName = Constanst.TRAIN_12306_NAME; private static final String THIRD_ACTION = "download_helper_third_action"; private DownloadHelper mDownloadHelper; private File dir; private static final String START = "开始"; private static final String PAUST = "暂停"; private static int textColor1 = Color.parseColor("#333333"); private static int textColor2 = Color.parseColor("#666666"); private static int textColor3 = Color.parseColor("#999999"); private static int textColorBlock = Color.parseColor("#000000"); private static int textColorRandarRed = Color.parseColor("#FF0000"); private static int textColorGreen = Color.parseColor("#46BCFF"); private TextView firstTitle; private ProgressBar firstProgressBar; private Button firstBtn; private TextView secondTitle; private ProgressBar secondProgressBar; private Button secondBtn; private TextView thirdTitle; private ProgressBar thirdProgressBar; private Button thirdBtn; private Button deleteAllBtn; private Button jumpTestActyBtn; private BroadcastReceiver receiver = new BroadcastReceiver() { @Override public void onReceive(Context context, Intent intent) { if (null != intent){ switch (intent.getAction()){ case FIRST_ACTION: { FileInfo firstFileInfo = (FileInfo) intent.getSerializableExtra(DownloadConstant.EXTRA_INTENT_DOWNLOAD); updateTextview(firstTitle, firstProgressBar, firstFileInfo, firstName, firstBtn); } break; case SECOND_ACTION: { FileInfo secondFileInfo = (FileInfo) intent.getSerializableExtra(DownloadConstant.EXTRA_INTENT_DOWNLOAD); updateTextview(secondTitle, secondProgressBar, secondFileInfo, secondName, secondBtn); } break; case THIRD_ACTION: { FileInfo thirdFileInfo = (FileInfo) intent.getSerializableExtra(DownloadConstant.EXTRA_INTENT_DOWNLOAD); updateTextview(thirdTitle, thirdProgressBar, thirdFileInfo, thirdName, thirdBtn); } break; default: } } } }; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); LogUtils.setDebug(true); initData(); initView(); initListener(); } private void initData(){ firstFile = new File(getDir(), firstName); secondFile = new File(getDir(), secondName); thirdFile = new File(getDir(), thirdName); mDownloadHelper = DownloadHelper.getInstance(); IntentFilter filter = new IntentFilter(); filter.addAction(FIRST_ACTION); filter.addAction(SECOND_ACTION); filter.addAction(THIRD_ACTION); registerReceiver(receiver, filter); } private void initView(){ firstTitle = (TextView) findViewById(R.id.firstTitle); firstProgressBar = (ProgressBar) findViewById(R.id.firstProgressBar); firstBtn = (Button) findViewById(R.id.firstBtn); firstBtn.setText(START); secondTitle = (TextView) findViewById(R.id.secondTitle); secondProgressBar = (ProgressBar) findViewById(R.id.secondProgressBar); secondBtn = (Button) findViewById(R.id.secondBtn); secondBtn.setText(START); thirdTitle = (TextView) findViewById(R.id.thirdTitle); thirdProgressBar = (ProgressBar) findViewById(R.id.thirdProgressBar); thirdBtn = (Button) findViewById(R.id.thirdBtn); thirdBtn.setText(START); deleteAllBtn = (Button) findViewById(R.id.deleteAllBtn); jumpTestActyBtn = (Button)findViewById(R.id.jumpTestActyBtn); } private void initListener(){ firstBtn.setOnClickListener(this); secondBtn.setOnClickListener(this); thirdBtn.setOnClickListener(this); deleteAllBtn.setOnClickListener(this); jumpTestActyBtn.setOnClickListener(this); } @Override public void onClick(View view) { switch (view.getId()){ case R.id.firstBtn: onFirstApkClick(); break; case R.id.secondBtn: onSecondApkClick(); break; case R.id.thirdBtn: onThirdApkClick(); break; case R.id.deleteAllBtn: deleteAllFile(); break; case R.id.jumpTestActyBtn: Intent intent = new Intent(this, TestActivity.class); startActivity(intent); break; } } private File getDir(){ if (dir!=null && dir.exists()){ return dir; } dir = new File(getExternalCacheDir(), "download"); if (!dir.exists()){ dir.mkdirs(); } return dir; } private void onFirstApkClick(){ String firstContent = firstBtn.getText().toString().trim(); if (TextUtils.equals(firstContent, START)){ mDownloadHelper.addTask(firstUrl, firstFile, FIRST_ACTION).submit(MainActivity.this); firstBtn.setText(PAUST); firstBtn.setBackgroundResource(R.drawable.shape_btn_orangle); }else { mDownloadHelper.pauseTask(firstUrl, firstFile, FIRST_ACTION).submit(MainActivity.this); firstBtn.setText(START); firstBtn.setBackgroundResource(R.drawable.shape_btn_blue); } } private void onSecondApkClick(){ String secondContent = secondBtn.getText().toString().trim(); if (TextUtils.equals(secondContent, START)){ mDownloadHelper.addTask(secondUrl, secondFile, SECOND_ACTION).submit(MainActivity.this); secondBtn.setText(PAUST); secondBtn.setBackgroundResource(R.drawable.shape_btn_orangle); }else { mDownloadHelper.pauseTask(secondUrl, secondFile, SECOND_ACTION).submit(MainActivity.this); secondBtn.setText(START); secondBtn.setBackgroundResource(R.drawable.shape_btn_blue); } } private void onThirdApkClick(){ String thirdContent = thirdBtn.getText().toString().trim(); if (TextUtils.equals(thirdContent, START)){ mDownloadHelper.addTask(thirdUrl, thirdFile, THIRD_ACTION).submit(MainActivity.this); thirdBtn.setText(PAUST); thirdBtn.setBackgroundResource(R.drawable.shape_btn_orangle); }else { mDownloadHelper.pauseTask(thirdUrl, thirdFile, THIRD_ACTION).submit(MainActivity.this); thirdBtn.setText(START); thirdBtn.setBackgroundResource(R.drawable.shape_btn_blue); } } @Override protected void onDestroy() { super.onDestroy(); unregisterReceiver(receiver); } private void updateTextview(TextView textView, ProgressBar progressBar, FileInfo fileInfo, String fileName, Button btn){ float pro = (float) (fileInfo.getDownloadLocation()*1.0/ fileInfo.getSize()); int progress = (int)(pro*100); float downSize = fileInfo.getDownloadLocation() / 1024.0f / 1024; float totalSize = fileInfo.getSize() / 1024.0f / 1024; // StringBuilder sb = new StringBuilder(); //// sb.append(fileName + "\t ( " + progress + "% )" + "\n"); // sb.append("状态: " + DebugUtils.getStatusDesc(fileInfo.getDownloadStatus()) + " \t "); // sb.append(Utils_Parse.getTwoDecimalsStr(downSize) + "M/" + Utils_Parse.getTwoDecimalsStr(totalSize) + "M\n"); // 我们将字体颜色设置的好看一些而已 int count = 0; SpannableStringBuilder sb = new SpannableStringBuilder(); sb.append(fileName); sb.setSpan(new ForegroundColorSpan(textColorBlock), 0, sb.length(), Spanned.SPAN_INCLUSIVE_INCLUSIVE); count = sb.length(); sb.append("\t ( " + progress + "% )" + "\n"); sb.setSpan(new ForegroundColorSpan(textColor3), count, sb.length(), Spanned.SPAN_INCLUSIVE_INCLUSIVE); count = sb.length(); sb.append("状态:"); sb.setSpan(new ForegroundColorSpan(textColor2), count, sb.length(), Spanned.SPAN_INCLUSIVE_INCLUSIVE); count = sb.length(); sb.append(DebugUtils.getStatusDesc(fileInfo.getDownloadStatus()) + " \t \t\t \t\t\t"); sb.setSpan(new ForegroundColorSpan(textColorGreen), count, sb.length(), Spanned.SPAN_INCLUSIVE_INCLUSIVE); count = sb.length(); sb.append(Utils_Parse.getTwoDecimalsStr(downSize) + "M/" + Utils_Parse.getTwoDecimalsStr(totalSize) + "M\n"); sb.setSpan(new ForegroundColorSpan(textColorRandarRed), count, sb.length(), Spanned.SPAN_INCLUSIVE_INCLUSIVE); textView.setText(sb); progressBar.setProgress(progress); if (fileInfo.getDownloadStatus() == DownloadStatus.COMPLETE){ btn.setText("下载完成"); btn.setBackgroundColor(0xff5c0d); } } private void deleteAllFile(){ if (firstFile!=null && firstFile.exists()){ firstFile.delete(); } if (secondFile!=null && secondFile.exists()){ secondFile.delete(); } if (thirdFile!=null && thirdFile.exists()){ thirdFile.delete(); } } }