public class Aike extends Activity { @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); String archiveFilePath="sdcard/download/Law.apk";//安裝包路徑 PackageManager pm = getPackageManager(); PackageInfo info = pm.getPackageArchiveInfo(archiveFilePath, PackageManager.GET_ACTIVITIES); if(info != null){ ApplicationInfo appInfo = info.applicationInfo; String appName = pm.getApplicationLabel(appInfo).toString(); String packageName = appInfo.packageName; //得到安裝包名稱 String version=info.versionName; //得到版本信息 Toast.makeText(test4.this, "packageName:"+packageName+";version:"+version, Toast.LENGTH_LONG).show(); Drawable icon = pm.getApplicationIcon(appInfo);//得到圖標信息 TextView tv = (TextView)findViewById(R.id.tv); //顯示圖標 tv.setBackgroundDrawable(icon); } } }

轉載于:https://www.cnblogs.com/dachao/archive/2012/05/28/2520979.html

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