diff -r 4816d766a08a -r f345bda72bc4 Symbian3/PDK/Source/GUID-92018B6B-3CBB-434D-9E61-F271C67E98E3.dita --- a/Symbian3/PDK/Source/GUID-92018B6B-3CBB-434D-9E61-F271C67E98E3.dita Tue Mar 30 11:42:04 2010 +0100 +++ b/Symbian3/PDK/Source/GUID-92018B6B-3CBB-434D-9E61-F271C67E98E3.dita Tue Mar 30 11:56:28 2010 +0100 @@ -4,27 +4,31 @@ "Eclipse Public License v1.0" which accompanies this distribution, and is available at the URL "http://www.eclipse.org/legal/epl-v10.html". --> Touch +--> +<!DOCTYPE concept + PUBLIC "-//OASIS//DTD DITA Concept//EN" "concept.dtd"> +<concept id="GUID-92018B6B-3CBB-434D-9E61-F271C67E98E3" xml:lang="en"><title>Touch UI utilities APIThe Touch UI utilities API is used for detecting long-tap events -and showing an animation for them. +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.

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

For implementation information, see Receiving long tap events.

Error handling

The -leave mechanism of the Symbian OS environment is used for handling memory +leave mechanism of the Symbian platform environment is used for handling memory exhaustion.

Constraints

This API is valid for all touch enabled Symbian platforms.