仿墨迹天气在Android App中实现自定义zip皮肤更换

<?xml version="1.0" encoding="utf-8"?> 
<manifest xmlns:android="http://schemas.android.com/apk/res/android" 
  package="com.tony.skin" android:versionCode="1" android:versionName="1.0"> 
  <uses-sdk android:minSdkVersion="7" /> 
  <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" /> 
  <application android:icon="@drawable/icon" android:label="@string/app_name"> 
    <activity android:name=".Re_Skin2Activity" 
         android:label="@string/app_name"> 
      <intent-filter> 
        <action android:name="android.intent.action.MAIN" /> 
        <category android:name="android.intent.category.LAUNCHER" /> 
      </intent-filter> 
    </activity> 
 
  </application> 
</manifest> 

<?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" 
  android:background="#d2d2d2" 
  android:id="@+id/layout"> 
  <Button android:text="导入皮肤" android:id="@+id/button2" android:layout_width="wrap_content" android:layout_height="wrap_content"></Button> 
  <Button android:text="换肤" android:id="@+id/button1" android:layout_width="wrap_content" android:layout_height="wrap_content"></Button> 
  <TextView android:id="@+id/textView1" android:layout_width="wrap_content" android:layout_height="wrap_content" 
     android:text="请先点击“导入皮肤”，会将/sdcard/skin.zip导入到/sdcard/Skin_kris目录下，然后点击‘换肤'会将sdcard里面的素材用作皮肤" 
     android:textColor="#000"></TextView> 
</LinearLayout> 

package com.tony.skin; 
 
import android.app.Activity; 
import android.graphics.Bitmap; 
import android.graphics.BitmapFactory; 
import android.graphics.drawable.BitmapDrawable; 
import android.os.Bundle; 
import android.view.View; 
import android.view.View.OnClickListener; 
import android.widget.Button; 
import android.widget.LinearLayout; 
import android.widget.Toast; 
 
import com.tony.skin.utils.ZipUtil; 
 
/** 
 * 
 * @author Tony 
 * 
 */ 
public class Re_Skin2Activity extends Activity implements OnClickListener{ 
  private Button btnSet; 
  private Button btnImport; 
  private LinearLayout layout; 
  /** Called when the activity is first created. */ 
  @Override 
  public void onCreate(Bundle savedInstanceState) { 
    super.onCreate(savedInstanceState); 
    setContentView(R.layout.main); 
    btnSet = (Button)findViewById(R.id.button1); 
    btnSet.setOnClickListener(this); 
 
    btnImport = (Button)findViewById(R.id.button2); 
    btnImport.setOnClickListener(this); 
    layout = (LinearLayout)findViewById(R.id.layout); 
  } 
  @Override 
  public void onClick(View v) { 
    switch (v.getId()) { 
    case R.id.button1: 
      Bitmap bitmap= BitmapFactory.decodeFile("/sdcard/tony/skin/skin.png"); 
       
       BitmapDrawable bd=new BitmapDrawable(bitmap); 
      btnSet.setBackgroundDrawable(bd); 
       
      layout.setBackgroundDrawable(new BitmapDrawable(BitmapFactory.decodeFile("/sdcard/Skin_kris/skin/bg/bg.png"))); 
       
      break; 
    case R.id.button2: 
      ZipUtil zipp = new ZipUtil(2049); 
      System.out.println("begin do zip"); 
      zipp.unZip("/sdcard/skin.zip","/sdcard/Skin_kris"); 
      Toast.makeText(this, "导入成功", Toast.LENGTH_SHORT).show(); 
      break; 
    default: 
      break; 
    } 
  } 
} 

package com.tony.skin.utils; 
 
import java.io.BufferedOutputStream; 
import java.io.File; 
import java.io.FileInputStream; 
import java.io.FileOutputStream; 
import java.io.IOException; 
import java.io.InputStream; 
import java.util.Enumeration; 
import java.util.zip.Deflater; 
 
import org.apache.tools.zip.ZipEntry; 
import org.apache.tools.zip.ZipFile; 
import org.apache.tools.zip.ZipOutputStream; 
 
/** 
 * Zip包压缩，解压处理工具类 
 * @author a 
 * 
 */ 
public class ZipUtil { 
  private ZipFile     zipFile;  
  private ZipOutputStream zipOut;   //压缩Zip  
  private int      bufSize;  //size of bytes  
  private byte[]     buf;  
  private int       readedBytes;  
  public ZipUtil(){  
    this(512);  
  }  
 
  public ZipUtil(int bufSize){  
    this.bufSize = bufSize;  
    this.buf = new byte[this.bufSize];  
  }  
    
  /** 
   * 
   * @param srcFile 需要　压缩的目录或者文件 
   * @param destFile　压缩文件的路径 
   */ 
  public void doZip(String srcFile, String destFile) {// zipDirectoryPath:需要压缩的文件夹名 
    File zipDir; 
    String dirName; 
 
    zipDir = new File(srcFile); 
    dirName = zipDir.getName(); 
    try { 
      this.zipOut = new ZipOutputStream(new BufferedOutputStream( 
          new FileOutputStream(destFile))); 
      //设置压缩的注释 
      zipOut.setComment("comment"); 
      //设置压缩的编码，如果要压缩的路径中有中文，就用下面的编码 
      zipOut.setEncoding("GBK"); 
      //启用压缩  
      zipOut.setMethod(ZipOutputStream.DEFLATED);  
 
      //压缩级别为最强压缩，但时间要花得多一点  
      zipOut.setLevel(Deflater.BEST_COMPRESSION);  
       
      handleDir(zipDir, this.zipOut,dirName); 
      this.zipOut.close(); 
    } catch (IOException ioe) { 
      ioe.printStackTrace(); 
    } 
  } 
 
  /** 
   * 由doZip调用,递归完成目录文件读取 
   * @param dir 
   * @param zipOut 
   * @param dirName 这个主要是用来记录压缩文件的一个目录层次结构的 
   * @throws IOException 
   */ 
  private void handleDir(File dir, ZipOutputStream zipOut,String dirName) throws IOException { 
    System.out.println("遍历目录："+dir.getName()); 
    FileInputStream fileIn; 
    File[] files; 
 
    files = dir.listFiles(); 
 
    if (files.length == 0) {// 如果目录为空,则单独创建之. 
      // ZipEntry的isDirectory()方法中,目录以"/"结尾. 
      System.out.println("压缩的　Name:"+dirName); 
      this.zipOut.putNextEntry(new ZipEntry(dirName)); 
      this.zipOut.closeEntry(); 
    } else {// 如果目录不为空,则分别处理目录和文件. 
      for (File fileName : files) { 
        // System.out.println(fileName); 
 
        if (fileName.isDirectory()) { 
          handleDir(fileName, this.zipOut,dirName+File.separator+fileName.getName()+File.separator); 
        } else { 
          System.out.println("压缩的　Name:"+dirName + File.separator+fileName.getName()); 
          fileIn = new FileInputStream(fileName); 
          this.zipOut.putNextEntry(new ZipEntry(dirName + File.separator+fileName.getName())); 
 
          while ((this.readedBytes = fileIn.read(this.buf)) > 0) { 
            this.zipOut.write(this.buf, 0, this.readedBytes); 
          } 
 
          this.zipOut.closeEntry(); 
        } 
      } 
    } 
  } 
 
  /** 
   * 解压指定zip文件 
   * @param unZipfile 压缩文件的路径 
   * @param destFile　　　解压到的目录　 
   */ 
  public void unZip(String unZipfile, String destFile) {// unZipfileName需要解压的zip文件名 
    FileOutputStream fileOut; 
    File file; 
    InputStream inputStream; 
 
    try { 
      this.zipFile = new ZipFile(unZipfile); 
 
      for (Enumeration entries = this.zipFile.getEntries(); entries 
          .hasMoreElements();) { 
        ZipEntry entry = (ZipEntry) entries.nextElement(); 
        file = new File(destFile+File.separator+entry.getName()); 
 
        if (entry.isDirectory()) { 
          file.mkdirs(); 
        } else { 
          // 如果指定文件的目录不存在,则创建之. 
          File parent = file.getParentFile(); 
          if (!parent.exists()) { 
            parent.mkdirs(); 
          } 
 
          inputStream = zipFile.getInputStream(entry); 
 
          fileOut = new FileOutputStream(file); 
          while ((this.readedBytes = inputStream.read(this.buf)) > 0) { 
            fileOut.write(this.buf, 0, this.readedBytes); 
          } 
          fileOut.close(); 
 
          inputStream.close(); 
        } 
      } 
      this.zipFile.close(); 
    } catch (IOException ioe) { 
      ioe.printStackTrace(); 
    } 
  } 
 
  // 设置缓冲区大小 
  public void setBufSize(int bufSize) { 
    this.bufSize = bufSize; 
  } 
}