Android Screen Home button

1, before the Android 4.0 version, can be in the activity of Onattachedtowindow Add the following code implementation:

@Override

public void Onattachedtowindow ()

    {

GetWindow (). SetType (WindowManager.LayoutParams.TYPE_KEYGUARD_DIALOG);

Super.onattachedtowindow ();

    }

2, 4.0 after the version, the processing method is as follows:

Define a constant yourself first:

Public static final int flag_homekey_dispatched = 0x80000000;

Then, in OnCreate, add the code before Setcontentview:

This.getwindow (). SetFlags (flag_homekey_dispatched, flag_homekey_dispatched);

Finally, in the rewrite onkeydown, add:

if (keycode = = keyevent.keycode_home)

{

return true;

}

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Android Screen Home button