程序是否在前台运行

转载于 2014-01-25 14:31:37 发布 · 2.3w 阅读

16 篇文章

订阅专栏

/**
     * 程序是否在前台运行
     * @return
     */
    public
boolean isAppOnForeground(String packageName) {
        // Returns a list of application processes that are running on the device
        List<RunningAppProcessInfo> appProcesses = activityManager.getRunningAppProcesses();
        if
(appProcesses == null)
return false;
         
        for
(RunningAppProcessInfo appProcess : appProcesses) { 
            // The name of the process that this object is associated with.
            if
(appProcess.processName.equals(packageName) 
                    && appProcess.importance == RunningAppProcessInfo.IMPORTANCE_FOREGROUND) {
               
return true;
            }
        }
         
        return
false; 
    }