可以从CallLog.Calls中读取出未接来电的信息。相关文档:http://developer.android.com/referenc...
android.provider
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CallLog - The CallLog provider contains information about placed and received calls. 
CallLog.Calls -	Contains the recent calls.
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CallLog.Calls
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int	MISSED_TYPE	Call log type for missed calls.
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具体从provider中读取的代码在StackOverflow有一个,没有测试,仅作思路参考。
http://stackoverflow.com/questions/37...