how to set the button unusable ,after successful install a apk?

everyone ,i have a peoblem here ,when i install a apk the system wiil show a install Dialog ,one is "open",the other one is "done",how can i 开发者_JAVA百科set the "open" button unusable and when user click "done",it will show the activity that i want to show?thanks!

That's not possible. The buttons you see (open and done) are part of the installer application, which you can't edit or alter.