//跟App相關(guān)的輔助類public class AppUtils { /**  * 獲取應(yīng)用程序名稱  */ public static synchronized String getAppName(Context context) {  try {   PackageManager packageManager = context.getPackageManager();   PackageInfo packageInfo = packageManager.getPackageInfo(     context.getPackageName(), 0);   int labelRes = packageInfo.applicationInfo.labelRes;   return context.getResources().getString(labelRes);  } catch (Exception e) {   e.printStackTrace();  }  return null; } /**  * [獲取應(yīng)用程序版本名稱信息]  * @param context  * @return 當(dāng)前應(yīng)用的版本名稱  */ public static synchronized String getVersionName(Context context) {  try {   PackageManager packageManager = context.getPackageManager();   PackageInfo packageInfo = packageManager.getPackageInfo(     context.getPackageName(), 0);   return packageInfo.versionName;  } catch (Exception e) {   e.printStackTrace();  }  return null; } /**  * [獲取應(yīng)用程序版本名稱信息]  * @param context  * @return 當(dāng)前應(yīng)用的版本名稱  */ public static synchronized int getVersionCode(Context context) {  try {   PackageManager packageManager = context.getPackageManager();   PackageInfo packageInfo = packageManager.getPackageInfo(     context.getPackageName(), 0);   return packageInfo.versionCode;  } catch (Exception e) {   e.printStackTrace();  }  return 0; } /**  * [獲取應(yīng)用程序版本名稱信息]  * @param context  * @return 當(dāng)前應(yīng)用的版本名稱  */ public static synchronized String getPackageName(Context context) {  try {   PackageManager packageManager = context.getPackageManager();   PackageInfo packageInfo = packageManager.getPackageInfo(     context.getPackageName(), 0);   return packageInfo.packageName;  } catch (Exception e) {   e.printStackTrace();  }  return null; } /**  * 獲取圖標(biāo) bitmap  * @param context  */ public static synchronized Bitmap getBitmap(Context context) {  PackageManager packageManager = null;  ApplicationInfo applicationInfo = null;  try {   packageManager = context.getApplicationContext()     .getPackageManager();   applicationInfo = packageManager.getApplicationInfo(     context.getPackageName(), 0);  } catch (PackageManager.NameNotFoundException e) {   applicationInfo = null;  }  Drawable d = packageManager.getApplicationIcon(applicationInfo); //xxx根據(jù)自己的情況獲取drawable  BitmapDrawable bd = (BitmapDrawable) d;  Bitmap bm = bd.getBitmap();  return bm; }}