Touch UI utilities API

The Touch UI utilities API is used for detecting long-tap events and showing an animation for them.

A long tap, also called a touch down and hold event, means that the user holds the stylus down on the screen at the same point for a long time.

Figure 1. Long-tap event used for opening a stylus pop-up menu

The Touch UI utilities API can be used in all GUI applications. It is a library API that provides an interface for constructing and using the long-tap detector component.

For user experience guidelines on the long-tap component, see Touch down and hold.

For the Touch UI utilities API classes and header files, see Classes and Definitions.

For implementation information, see Receiving long tap events.

• Touch UI utilities API class structure
  
• Receiving long-tap events