Detecting Keypress Release
I added a feature to our app to detect "long presses" - when the user is holding down a directional key, the focus keeps moving until the key is released. Problem is that sometimes the roku does not ...
Forum Discussion
"RokuMarkn" wrote:
Actually that's not how the IR remotes work. While holding down a button, the remote repeatedly sends a key code. When you release the button, it stops sending the code. The Roku software generates a release event when it detects that it is no longer receiving the key code. So it shouldn't be possible to miss a release event simply by pointing the remote away when you release the button.
IR remotes are basically simple flashlights. There's no way to query the current state, or in fact to send any information or commands from the Roku to the remote.
--Mark
Good point. Well, I sure can't say why it works, but it does work. Seems to only work on the roku TV if that matters.
I just made a test case channel that does nothing but dump the events to console, and absolutely can't get it to happen there. So far every down has an up. I've clearly gone insane because I know this was happening, but I also understand why it's impossible.
