keyboard
Keylistener in Javascript
Here’s an update for modern browsers in 2019 let playerSpriteX = 0; document.addEventListener(‘keyup’, (e) => { if (e.code === “ArrowUp”) playerSpriteX += 10 else if (e.code === “ArrowDown”) playerSpriteX -= 10 document.getElementById(‘test’).innerHTML = ‘playerSpriteX = ‘ + playerSpriteX; }); Click on this window to focus it, and hit keys up and down <br><br><br> <div id=”test”>playerSpriteX … Read more
Mac keyboard shortcuts not working on iOS Simulator
You might have enabled (checked) the “Send all keyboard shortcuts to device” mode. It’s in the Hardware > Keyboard submenu. Pressing both Left and Right Cmd keys at the same time will exit keyboard capturing mode and re-enable menu shortcuts.
Keyboard focus being stolen by Flash [closed]
Unfortunately, it is almost a decade old well known FF bug (and now in Chrome too), which is not present in IE. All the Ctrl+T, Ctrl+Tab, Ctrl+W etc. keys just stop working when the focus is on a flash object. The worse thing is, no one seems to know the fix for it yet (see … Read more
detecting keyboard, mouse activity in linux
Or simply use the command xprintidle which returns the idle time in milliseconds. It has been packaged for debian based systems. (the source is not available any more on the original site dtek.chalmers.se/~henoch but you can get it at packages.ubuntu.com) more info on freshmeat.net
Panel not getting focus
The Panel class was designed as container, it avoids taking the focus so a child control will always get it. You’ll need some surgery to fix that. I threw in the code to get cursor key strokes in the KeyDown event as well: using System; using System.Drawing; using System.Windows.Forms; class SelectablePanel : Panel { public … Read more
hide keyboard in iphone safari webapp
Even more simply, you can call blur() on the currently focused element. $(“#inputWithFocus”).blur()