Newton Developer Technical Information: Newton Programmer's Guide: 2.1 OS Addendum /

Chapter 4 - Keyboard Enhancements / Keyboard Reference

Methods and Functions for Handling Keystrokes /

IsKeyDown

IsKeyDown(keyCode, isHardKeyboard)

Determines if the specified key is currently down.

keyCode

The keycode that you want to test.

isHardKeyboard

True if you want the hardware keyboard tested. A value of nil means that the on-screen keyboard is tested.

return value

Returns true if the specified key is down on the keyboard.

DISCUSSION

This function works for both on-screen and hardware keyboards.

Note that the system maintains two separate key maps, one for all on-screen keyboards, and one for the connected hardware keyboard.