Thanks, apparently I was able to get it to work perfectly following your advice. What I have not implemented is the code for trackball and joystick devices which seem to generate their own events as described at:
http://developer.android.com/reference/android/view/MotionEvent.html Just how old is the HTC Hero and friends which have a trackball? Do the new tablets take a wired or blutooth keyboard? I find it interesting that you would wire a blutooth keyboard to a cell phone. Regards, John Goche On Mon, Oct 3, 2011 at 1:03 AM, Studio LFP <[email protected]> wrote: > An ACTION_CANCEL is sent in the case where the user puts their finger down > on a ListView item (or similar) and then starts to scroll. Since the > ListView is using it as a scroll command and your finger may stay inside the > view, it sends this to cancel the touch on your view. > > The ACTION_OUTSIDE would be where a view couldn't or won't scroll and the > user drags their finger outside the view that received the ACTION_DOWN. > Computers do the same with mouse events and it gives the user the ability to > "cancel" a click by holding down and dragging outside of whatever they > clicked on. > > Those two actions are why it is usually recommended to perform an action on > a mouse/touch/key up instead of down. > > > Steven > Studio LFP > http://www.studio-lfp.com > > > On Sunday, October 2, 2011 5:28:24 PM UTC-5, John Goche wrote: > >> >> Thank you Steven for your reply, >> >> Would you be able to provide some insight on the difference between >> ACTION_CANCEL >> and ACTION_UP. I am somewhat fuzzy on the concept. Anyways, I'm going to >> give it a go. >> >> Thanks, >> >> John Goche >> >> On Sun, Oct 2, 2011 at 11:36 PM, Studio LFP <[email protected]> wrote: >> >>> You've got it right. >>> >>> Just make sure you are catching MotionEvent.ACTION_CANCEL and >>> MotionEvent.ACTION_OUTSIDE. >>> >>> Return false in onTouch to allow it to pass to the Click and LongClick, >>> but change your colors in the onTouch. >>> >>> Steven >>> Studio LFP >>> http://www.studio-lfp.com >>> >>> - >>> You received this message because you are subscribed to the Google >>> Groups "Android Developers" group. >>> To post to this group, send email to [email protected] >>> >>> To unsubscribe from this group, send email to >>> android-develop...@**googlegroups.com >>> >>> For more options, visit this group at >>> http://groups.google.com/**group/android-developers?hl=en<http://groups.google.com/group/android-developers?hl=en> >>> >> >> -- > You received this message because you are subscribed to the Google > Groups "Android Developers" group. > To post to this group, send email to [email protected] > To unsubscribe from this group, send email to > [email protected] > For more options, visit this group at > http://groups.google.com/group/android-developers?hl=en > -- You received this message because you are subscribed to the Google Groups "Android Developers" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/android-developers?hl=en
