## Pen for OS/2 Device Driver Reference

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### Glossary - T

T

tap - To briefly touch a touch-sensitive surface with a pointing device and then quickly remove it.

target - The location to which the information is destined.

target directory - The directory to which information is written. Contrast with source directory.

tick count - A value registered with the Pen for OS/2 extension that causes the Pen for OS/2 timer handler to be called on every n timer ticks instead of every timer tick.

toggle - To switch between two modes; for example, to switch between selected and deselected mode.

touch area - Synonym for hot spot.

touch-down point - Location, plotted by a digitizer, on screen where contact is made with touch-sensitive surface.

touch screen - A display device that allows the user to interact with a computer system by touching an area on its screen.

touch-sensitive - Pertaining to a device such as a keypad or screen that generates coordinate data when a pointing device approaches or contacts the surface, thereby allowing a user to interact directly with a computer without entering commands from a keyboard.

track ball - Synonym for control ball.