android/service/engine/src/org/opencv/engine/MarketConnector.java

   1 package org.opencv.engine;
   2
   3 import java.util.ArrayList;
   4 import java.util.Iterator;
   5 import java.util.List;
   6
   7 import android.app.Activity;
   8 import android.content.Context;
   9 import android.content.Intent;
  10 import android.content.pm.ApplicationInfo;
  11 import android.content.pm.PackageInfo;
  12 import android.content.pm.PackageManager;
  13 import android.content.pm.PackageManager.NameNotFoundException;
  14 import android.net.Uri;
  15 import android.util.Log;
  16
  17 public class MarketConnector
  18 {
  19         protected static final String OpenCVPackageNamePreffix = "org.opencv.lib";
  20         private static final String TAG = "OpenCVEngine/MarketConnector";
  21         protected Context mContext;
  22
  23         public boolean mIncludeManager = true;
  24
  25         public MarketConnector(Context context)
  26         {
  27                 mContext = context;
  28         }
  29
  30         public String GetApplicationName(ApplicationInfo info)
  31         {
  32                 return (String) info.loadLabel(mContext.getPackageManager());
  33         }
  34
  35         public boolean InstallAppFromMarket(String AppID)
  36         {
  37         boolean result = true;
  38                 try
  39         {
  40                 Intent intent = new Intent(
  41                         Intent.ACTION_VIEW,
  42                         Uri.parse("market://details?id=" + AppID)
  43                         );
  44                 intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
  45                 mContext.startActivity(intent);
  46         }
  47         catch(Exception e)
  48         {
  49                 result = false;
  50         }
  51
  52                 return result;
  53         }
  54
  55         public boolean RemoveAppFromMarket(String AppID, boolean wait)
  56         {
  57         boolean result = true;
  58         try
  59         {
  60                 Intent intent = new Intent(
  61                         Intent.ACTION_DELETE,
  62                         Uri.parse("package:" + AppID)
  63                         );
  64                 intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
  65                 if (wait)
  66                 {
  67                         ((Activity)mContext).startActivityForResult(intent, 0);
  68                 }
  69                 else
  70                 {
  71                         mContext.startActivity(intent);
  72                 }
  73         }
  74         catch(Exception e)
  75         {
  76                 e.printStackTrace();
  77                 result = false;
  78         }
  79
  80                 return result;
  81         }
  82
  83         public boolean CheckPackageInstalled(String AppID)
  84         {
  85                 List<PackageInfo> Packages = mContext.getPackageManager().getInstalledPackages(PackageManager.GET_CONFIGURATIONS);
  86                 Iterator<PackageInfo> it = Packages.iterator();
  87                 while(it.hasNext())
  88                 {
  89                         PackageInfo CurrentPack = it.next();
  90                         if (CurrentPack.packageName == AppID)
  91                         {
  92                                 return true;
  93                         }
  94                 }
  95
  96                 return false;
  97         }
  98
  99         public PackageInfo[] GetInstalledOpenCVPackages()
 100         {
 101                 List<PackageInfo> AllPackages = mContext.getPackageManager().getInstalledPackages(PackageManager.GET_CONFIGURATIONS);
 102                 List<PackageInfo> OpenCVPackages = new ArrayList<PackageInfo>();
 103                 if (mIncludeManager)
 104                 {
 105                         try {
 106                                 OpenCVPackages.add(mContext.getPackageManager().getPackageInfo("org.opencv.engine", PackageManager.GET_CONFIGURATIONS));
 107                         } catch (NameNotFoundException e) {
 108                                 Log.e(TAG, "OpenCV Manager package info was not found!");
 109                                 e.printStackTrace();
 110                         }
 111                 }
 112                 Iterator<PackageInfo> it = AllPackages.iterator();
 113                 while(it.hasNext())
 114                 {
 115                         PackageInfo CurrentPack = it.next();
 116                         if (CurrentPack.packageName.contains(OpenCVPackageNamePreffix))
 117                         {
 118                                 OpenCVPackages.add(CurrentPack);
 119                         }
 120                 }
 121
 122                 PackageInfo[] OpenCVPackagesArray = new PackageInfo[OpenCVPackages.size()];
 123
 124                 it = OpenCVPackages.iterator();
 125                 int idx = 0;
 126                 while(it.hasNext())
 127                 {
 128                         OpenCVPackagesArray[idx] = it.next();
 129                         idx++;
 130                 }
 131
 132                 return OpenCVPackagesArray;
 133         }
 134 }