
The following activity is an example of showing how to fetch the uninstall APK icon. package example.uninstallAPKicon;
import android.app.Activity; import android.content.Context; import android.content.pm.ApplicationInfo; import android.content.pm.PackageInfo; import android.content.pm.PackageManager; import android.content.res.Resources; import android.graphics.drawable.Drawable; import android.os.Bundle; import android.util.DisplayMetrics; import android.util.Log; import android.view.View; import android.widget.ImageView; import java.io.File; import java.lang.reflect.*; public class FetchAPKIconActiviy extends Activity { public void getUninatllApkInfo(Context context, String archiveFilePath) { PackageManager pm = context.getPackageManager(); PackageInfo info = pm.getPackageArchiveInfo(archiveFilePath, PackageManager.GET_ACTIVITIES); if (info != null) { ApplicationInfo appInfo = info.applicationInfo; Drawable icon = pm.getApplicationIcon(appInfo); ImageView image = (ImageView) findViewById(R.id.apkIconByTradition); image.setVisibility(View.VISIBLE); image.setImageDrawable(icon); } } public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); showUninstallAPKIcon("/sdcard/APK/JarodYv.FishPool.apk"); getUninatllApkInfo(this, "/sdcard/APK/JarodYv.FishPool.apk"); } private void showUninstallAPKIcon(String apkPath) { String PATH_PackageParser = "android.content.pm.PackageParser"; String PATH_AssetManager = "android.content.res.AssetManager"; try { Class pkgParserCls = Class.forName(PATH_PackageParser); Class[] typeArgs = new Class[1]; typeArgs[0] = String.class; Constructor pkgParserCt = pkgParserCls.getConstructor(typeArgs); Object[] valueArgs = new Object[1]; valueArgs[0] = apkPath; Object pkgParser = pkgParserCt.newInstance(valueArgs); Log.d("ANDROID_LAB", "pkgParser:" + pkgParser.toString()); DisplayMetrics metrics = new DisplayMetrics(); metrics.setToDefaults(); typeArgs = new Class[4]; typeArgs[0] = File.class; typeArgs[1] = String.class; typeArgs[2] = DisplayMetrics.class; typeArgs[3] = Integer.TYPE; Method pkgParser_parsePackageMtd = pkgParserCls.getDeclaredMethod("parsePackage", typeArgs); valueArgs = new Object[4]; valueArgs[0] = new File(apkPath); valueArgs[1] = apkPath; valueArgs[2] = metrics; valueArgs[3] = 0; Object pkgParserPkg = pkgParser_parsePackageMtd.invoke(pkgParser, valueArgs); Field appInfoFld = pkgParserPkg.getClass().getDeclaredField("applicationInfo"); ApplicationInfo info = (ApplicationInfo) appInfoFld.get(pkgParserPkg); Log.d("ANDROID_LAB", "pkg:" + info.packageName + " uid=" + info.uid); Class assetMagCls = Class.forName(PATH_AssetManager); Constructor assetMagCt = assetMagCls.getConstructor((Class[]) null); Object assetMag = assetMagCt.newInstance((Object[]) null); typeArgs = new Class[1]; typeArgs[0] = String.class; Method assetMag_addAssetPathMtd = assetMagCls.getDeclaredMethod("addAssetPath", typeArgs); valueArgs = new Object[1]; valueArgs[0] = apkPath; assetMag_addAssetPathMtd.invoke(assetMag, valueArgs); Resources res = getResources(); typeArgs = new Class[3]; typeArgs[0] = assetMag.getClass(); typeArgs[1] = res.getDisplayMetrics().getClass(); typeArgs[2] = res.getConfiguration().getClass(); Constructor resCt = Resources.class.getConstructor(typeArgs); valueArgs = new Object[3]; valueArgs[0] = assetMag; valueArgs[1] = res.getDisplayMetrics(); valueArgs[2] = res.getConfiguration(); res = (Resources) resCt.newInstance(valueArgs); CharSequence label = null; if (info.labelRes != 0) { label = res.getText(info.labelRes); } // if (label == null) { // label = (info.nonLocalizedLabel != null) ? info.nonLocalizedLabel // : info.packageName; // } Log.d("ANDROID_LAB", "label=" + label); if (info.icon != 0) { Drawable icon = res.getDrawable(info.icon); ImageView image = (ImageView) findViewById(R.id.apkIconBySodino); image.setVisibility(View.VISIBLE); image.setImageDrawable(icon); } } catch (Exception e) { e.printStackTrace(); } } }
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