android获取应用名称方法：

import android.content.pm.ApplicationInfo;import android.content.pm.PackageManager;public static String getApplicationName() {         PackageManager packageManager = null;         ApplicationInfo applicationInfo = null;         try {             packageManager = _activity.getApplicationContext().getPackageManager();             applicationInfo = packageManager.getApplicationInfo(_activity.getPackageName(), 0);         } catch (PackageManager.NameNotFoundException e) {             applicationInfo = null;         }         String applicationName =          (String) packageManager.getApplicationLabel(applicationInfo);         return applicationName;     }

判断应用是否安装方法：

import android.content.pm.PackageManager.NameNotFoundException;public boolean isPlatformInstalled(String packageName){    android.content.pm.ApplicationInfo info = null;    try     {        info = _activity.getPackageManager().getApplicationInfo(packageName, 0);        return info != null;    }     catch (NameNotFoundException e)     {        return false;    }}

 

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