Android简易Flash播放器

上一节，大体说了下在Android程序中嵌套Flash动画。这次按照上次的内容做个扩展，做个简易的flash播放器。

前提条件如上一节所说，需要Android2.2平台和安装flash的插件。

先看工程图和效果图：

工程源码：

package com.geolo.android.flash; import com.geolo.android.FileBrowser; import com.geolo.android.R; import android.app.Activity; import android.app.AlertDialog; import android.app.ProgressDialog; import android.content.DialogInterface; import android.content.Intent; import android.os.Bundle; import android.os.Handler; import android.os.Message; import android.util.Log; import android.view.KeyEvent; import android.view.View; import android.webkit.WebChromeClient; import android.webkit.WebSettings.PluginState; import android.webkit.WebView; import android.widget.Button; import android.widget.FrameLayout; import android.widget.ProgressBar; public class FlashActivity extends Activity{private WebView mWebView;private Button playButton,pauseButton,rewindButton,exitButton,fileButton;private ProgressBar mProgressBarHorizontal;private final static int PROGRESSBARSIZE = 0x0000;private final static int FLASH_START = 0x0001;private String flashName ;private boolean stopThread = false;private ProgressDialog mProgressDialog;@Overridepublic void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.main);mProgressDialog = new ProgressDialog(this);mProgressDialog.setMessage("Flash动画正在加载,请稍等......");mProgressDialog.show();Intent intent = this.getIntent();String fileName = intent.getStringExtra("fileName");if(fileName != null && !fileName.equals("")){flashName = "file://"+fileName;//flashName = "javascript:setFlashPath(flashName)";}else{flashName = "file:///android_asset/sample/flash.swf";}Log.d(this.getClass().getName(), flashName); mWebView = (WebView)findViewById(R.id.webView01); mProgressBarHorizontal = (ProgressBar)findViewById(R.id.progress_horizontal);this.setProgress(mProgressBarHorizontal.getProgress() * 100);//this.setSecondaryProgress(mProgressBarHorizontal.getSecondaryProgress() * 100);playButton = (Button)findViewById(R.id.playButton);pauseButton = (Button)findViewById(R.id.pauseButton);rewindButton = (Button)findViewById(R.id.rewindButton);exitButton = (Button)findViewById(R.id.exitButton);fileButton = (Button)findViewById(R.id.fileButton);playButton.setOnClickListener(buttonListener);pauseButton.setOnClickListener(buttonListener);rewindButton.setOnClickListener(buttonListener);exitButton.setOnClickListener(buttonListener);fileButton.setOnClickListener(buttonListener);mWebView.getSettings().setJavaScriptEnabled(true); //mWebView.getSettings().setPluginsEnabled(true);mWebView.getSettings().setPluginState(PluginState.ON);mWebView.setWebChromeClient(new WebChromeClient()); mWebView.addJavascriptInterface(new CallJava(), "CallJava");mWebView.loadUrl("file:///android_asset/sample/index.html"); //mWebView.loadUrl("javascript:setFlashPath('"+flashName+"')"); startThread();}Button.OnClickListener buttonListener = new Button.OnClickListener() { @Overridepublic void onClick(View v) {int buttonID = v.getId();switch (buttonID) {case R.id.playButton:mWebView.loadUrl("javascript:Play()");showFlashProgress(5);break;case R.id.pauseButton:mWebView.loadUrl("javascript:Pause()");break;case R.id.rewindButton://mWebView.loadUrl(flashName);try {mWebView.loadUrl("about:blank");mWebView.loadUrl("file:///android_asset/sample/index.html"); Thread.sleep(1000);mWebView.loadUrl("javascript:setFlashPath('"+flashName+"')"); } catch (InterruptedException e) {Log.e(this.getClass().getName(), "Flash Rewind error: ", e);}break;case R.id.fileButton:Intent intent = new Intent();intent.setClass(FlashActivity.this, FileBrowser.class);startActivity(intent);stopThread = true;FlashActivity.this.finish();break;case R.id.exitButton:quitDialog();break;default:break;}}};public void showFlashProgress(float progressSize){int size = (int)progressSize;//Toast.makeText(this, size+"", Toast.LENGTH_SHORT).show();mProgressBarHorizontal.setProgress(size);}private void quitDialog(){new AlertDialog.Builder(this).setMessage("没胆就不要退出").setPositiveButton("比你有胆", new AlertDialog.OnClickListener() {@Overridepublic void onClick(DialogInterface dialog, int which) {stopThread = true;FlashActivity.this.finish();}}).setNegativeButton("怕你了", null).show();}@Overridepublic boolean onKeyDown(int keyCode, KeyEvent event) {switch (keyCode) {case KeyEvent.KEYCODE_BACK:quitDialog();break;default:break;}return false;}@Overrideprotected void onPause(){super.onPause();mWebView.pauseTimers();if(isFinishing()){mWebView.loadUrl("about:blank");setContentView(new FrameLayout(this));}}@Overrideprotected void onResume(){super.onResume();mWebView.resumeTimers();}private final class CallJava{public void consoleFlashProgress(float progressSize){showFlashProgress(progressSize);}}private void startThread(){//通过线程来改变ProgressBar的值new Thread(new Runnable() {@Overridepublic void run() {try {Thread.sleep(2000);Message message = new Message();message.what = FlashActivity.FLASH_START;FlashActivity.this.myMessageHandler.sendMessage(message);} catch (InterruptedException e1) {Thread.currentThread().interrupt();}while(!stopThread && !Thread.currentThread().isInterrupted()){try {Thread.sleep(2000);Message message2 = new Message();message2.what = FlashActivity.PROGRESSBARSIZE;FlashActivity.this.myMessageHandler.sendMessage(message2);} catch (Exception e) {Thread.currentThread().interrupt();}}}}).start();}Handler myMessageHandler = new Handler() {@Overridepublic void handleMessage(Message msg) {switch (msg.what) {case FlashActivity.PROGRESSBARSIZE:mWebView.loadUrl("javascript:showcount()");break;case FlashActivity.FLASH_START:mWebView.loadUrl("javascript:setFlashPath('"+flashName+"')"); Log.d(this.getClass().getName(),"Start flash : "+flashName);mProgressDialog.dismiss();break;default:break;}super.handleMessage(msg);}}; }

package com.geolo.android; import java.io.File; import java.util.List; import android.content.Context; import android.view.View; import android.view.ViewGroup; import android.widget.ArrayAdapter; import android.widget.TextView; public class FileListAdapter extends ArrayAdapter<File>{public FileListAdapter(Context context, int Resource,List<File> objects) {super(context,Resource,objects);}@Overridepublic View getView(int position, View convertView, ViewGroup parent) {TextView view = (TextView)super.getView(position, convertView, parent);File file = getItem(position);if (position == 0){view.setText("当前目录:/root" + file.getAbsolutePath());}else if (position == 1 && !isRoot()){view.setText("返回上一个目录");}else{view.setText(file.getName());}return view;}public boolean isRoot() {return getItem(0).getParent() == null;} }

package com.geolo.android; import java.io.File; import java.io.FileFilter; import java.util.ArrayList; import java.util.List; import com.geolo.android.flash.FlashActivity; import android.app.ListActivity; import android.content.Intent; import android.net.Uri; import android.os.Bundle; import android.view.KeyEvent; import android.view.View; import android.widget.ListView; public class FileBrowser extends ListActivity {private static final FileFilter FILTER = new FileFilter() {public boolean accept(File f) {//return f.isDirectory() || f.getName().matches("^.*?//.(jpg|png|bmp|gif)$");return true;}};private FileListAdapter fileList;public void onCreate(Bundle icicle) {super.onCreate(icicle);File sdcard = android.os.Environment.getExternalStorageDirectory();fill(sdcard);}public boolean onKeyDown(int keyCode, KeyEvent event) {if (keyCode == KeyEvent.KEYCODE_BACK && !fileList.isRoot()) {fill(fileList.getItem(1));Intent intent = new Intent();intent.setClass(FileBrowser.this, FlashActivity.class);startActivity(intent);//return true;}return super.onKeyDown(keyCode, event);}private void fill(File folder) {List<File> files = new ArrayList<File>();files.add(folder);if (folder.getParentFile() != null){files.add(folder.getParentFile());}for (File file : folder.listFiles(FILTER)) {files.add(file);}fileList = new FileListAdapter(this, android.R.layout.simple_list_item_1, files);setListAdapter(fileList);}@Overrideprotected void onListItemClick(ListView l, View v, int position, long id) {File file = fileList.getItem(position);Intent intent = new Intent();intent.setAction(android.content.Intent.ACTION_VIEW);if (file.isDirectory()){fill(file);}else if(file.getName().matches("^.*?//.(jpg|png|bmp|gif)$")){intent.setDataAndType(Uri.fromFile(file), "image/*");startActivity(intent);}else if(file.getName().matches("^.*?//.(swf)$")){intent.setClass(FileBrowser.this, FlashActivity.class);intent.putExtra("fileName", file.getAbsolutePath().replace("/mnt", ""));startActivity(intent);FileBrowser.this.finish();}} }

<mce:script src="play.js" mce_src="play.js"></mce:script> <table border="0" cellpadding="0" cellspacing="1" bgcolor="#000000"><tr><td><object id="movie" classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=7,0,0,0" align="middle"><param name="movie" value="about:blank" /><param name="quality" value="high" /></object></td></tr> </table><p id="geolo"></p> <mce:script type="text/javascript"></mce:script>

var total;//定义flash影片总桢数 var frame_number;//定义flash影片当前桢数 //以下是滚动条图片拖动程序 var dragapproved=false; var z,x,y //动态显示播放影片的当前桢/总桢数(进度条显示) function showcount(){//已测可用CallJava.consoleFlashProgress(5);total = movie.TotalFrames;frame_number=movie.CurrentFrame();frame_number++;var progressSize = 100*(frame_number/movie.TotalFrames());CallJava.consoleFlashProgress(progressSize); } //播放影片 function Play(){movie.Play(); } //暂停播放 function Pause(){movie.StopPlay(); } //开始载入flash影片 function loadSWF(fsrc,fwidth,fheight){movie.LoadMovie(0, fsrc);movie.width=fwidth;movie.height=fheight;frame_number=movie.CurrentFrame(); }

main.xml

<?xml version="1.0" encoding="utf-8"?>  <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"android:orientation="vertical" android:layout_width="fill_parent"android:layout_height="fill_parent"><WebView android:id="@+id/webView01" android:layout_width="wrap_content"android:layout_height="wrap_content" /><ProgressBar android:id="@+id/progress_horizontal"style="?android:attr/progressBarStyleHorizontal" android:layout_width="fill_parent"android:layout_height="wrap_content" android:max="100"android:progress="0" android:secondaryProgress="0" /><LinearLayout android:orientation="horizontal"android:layout_width="fill_parent" android:layout_height="wrap_content"><Button android:id="@+id/playButton" android:layout_width="wrap_content"android:layout_height="wrap_content" android:text="播放" /><Button android:id="@+id/pauseButton" android:layout_width="wrap_content"android:layout_height="wrap_content" android:text="暂停" /><Button android:id="@+id/rewindButton" android:layout_width="wrap_content"android:layout_height="wrap_content" android:text="重播" /><Button android:id="@+id/fileButton" android:layout_width="wrap_content"android:layout_height="wrap_content" android:text="打开文件" /><Button android:id="@+id/exitButton" android:layout_width="wrap_content"android:layout_height="wrap_content" android:text="退出" /></LinearLayout> </LinearLayout>

<?xml version="1.0" encoding="utf-8"?> <manifest xmlns:android="http://schemas.android.com/apk/res/android"package="com.geolo.android" android:versionCode="1"android:versionName="1.0"><application android:icon="@drawable/icon" android:label="@string/app_name"><activity android:name=".flash.FlashActivity" android:label="@string/app_name"android:screenOrientation="landscape"android:theme="@android:style/Theme.NoTitleBar.Fullscreen"><intent-filter><action android:name="android.intent.action.MAIN" /><category android:name="android.intent.category.LAUNCHER" /></intent-filter></activity><activity android:name=".FileBrowser" /></application><supports-screens android:resizeable="true"android:smallScreens="true" android:largeScreens="true"android:normalScreens="true" android:anyDensity="true"></supports-screens> </manifest>

工程打包资源下载：http://download.csdn.net/source/2926306

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