block Home Button in Ice cream sandwich and jelly bean

Question

I am developing Lock screen where i want to disable Home button in ice cream sandwich and in Jelly bean , i can block it using following methods in android 2.2 , 2.3

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Answer 1

I think it is impossible to detect and/or intercept the HOME button from within an Android app. This is built into the system to prevent malicious apps that cannot be exited.