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reater than 0), that the system passes back to you in youronActivityResult()impl...

来重命名：<import type=”android.view.View”/><import type=”com.example.real....

ctivity = new Runnable() {@Overridepublic void run() {SplashActivity.this.startA...

ent层叠在一起时，每个Fragment如何能感知其对用户的可见性。比如应用有三个页面，A，B和C，比如A是整体类别列表，B是每个类别的详情，C又是类别的某种更...