想要去截取系统通过sendmessage 发送的消息 想着把Handler注册成系统的 这个有可能实现吗怎么把Handler注册成系统的啊 当系统通过sendmessage发送消息的时候能被自己的程序截取到
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It is impossible to implement, Handler不是底层结构，而仅仅就是普通的程序的Loop机制。根据Androidmechanism, the program cannot make direct code calls, so this kind of program cannot be implemented.
Handler
Loop
Android
This cannot be achieved through handler
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It is impossible to implement,
Handler不是底层结构，而仅仅就是普通的程序的Loop机制。根据Androidmechanism, the program cannot make direct code calls, so this kind of program cannot be implemented.This cannot be achieved through handler