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public boolean isTopActivy(String cmdName){
ActivityManager manager = (ActivityManager) context.getSystemService(ACTIVITY_SERVICE);
List<RunningTaskInfo> runningTaskInfos = manager.getRunningTasks(1);
String cmpNameTemp = null;
if(null != runningTaskInfos){
cmpNameTemp=(runningTaskInfos.get(0).topActivity).toString);
Log.e("cmpname","cmpname:"+cmpName);
}
if(null == cmpNameTemp)return false;
return cmpNameTemp.equals(cmdName);
}
检查栈顶的Activity,楼主自行改下