Blackberry BlackBerry Wireless Handheld User Manual

BlackBerry Wireless Handheld User Interface Style GuideVersion 1.0

10 BlackBerry Java Development Environment1: User interface design principlesBlackBerry handheld applications should not be considered Windows® applic

BlackBerry Wireless Handheld User Interface Style Guide 11User interface design principlesFirst, users should not be enabled to perform any destructiv

12 BlackBerry Java Development Environment1: User interface design principles

2BlackBerry interaction modelThis section provides information on the following topic:• BlackBerry handheld interaction mechanisms• Navigating in a Bl

14 BlackBerry Java Development Environment2: BlackBerry interaction model

BlackBerry Wireless Handheld User Interface Style Guide 15BlackBerry handheld interaction mechanismsBlackBerry handheld interaction mechanismsWhen des

16 BlackBerry Java Development Environment2: BlackBerry interaction modelTrackwheelThe trackwheel is unique in that it has dual input capabilities sin

BlackBerry Wireless Handheld User Interface Style Guide 17Navigating in a BlackBerry application• In multi-line text entry mode, the Enter key enables

18 BlackBerry Java Development Environment2: BlackBerry interaction model

3Designing the interfaceThis section provides information on the following topics:• BlackBerry views • User interface elements • Creating an effective

BlackBerry Java Development Environment Version 1.0BlackBerry Wireless Handheld User Interface Style GuideLast modified: 20 November 2003Part number:

20 BlackBerry Java Development Environment3: Designing the interface

BlackBerry Wireless Handheld User Interface Style Guide 21BlackBerry viewsBlackBerry viewsThe BlackBerry user interface was designed with simplicity

22 BlackBerry Java Development Environment3: Designing the interfaceList viewThe list view lists the objects within the applications, usually alphabet

BlackBerry Wireless Handheld User Interface Style Guide 23BlackBerry viewsDetails viewThe details view is typically accessed from a list view screen.

24 BlackBerry Java Development Environment3: Designing the interfaceOptions viewThe options view displays information about the characteristics, attri

BlackBerry Wireless Handheld User Interface Style Guide 25User interface elementsUser interface elementsUser interface (UI) elements, such as choice

26 BlackBerry Java Development Environment3: Designing the interfaceNotification dialog boxesNotification dialog boxes should prompt a user whenever a

BlackBerry Wireless Handheld User Interface Style Guide 27User interface elementsExclamation dialog boxThe wording of dialog questions should be cons

28 BlackBerry Java Development Environment3: Designing the interfaceMenusMenus provide the user with a non-scrolling list of options from which to cho

BlackBerry Wireless Handheld User Interface Style Guide 29User interface elementsView changing actions These actions change how the current screen ap

Contents1 User interface design principles...

30 BlackBerry Java Development Environment3: Designing the interfaceIt is important when designing the layout of your menus to consider context. Think

BlackBerry Wireless Handheld User Interface Style Guide 31User interface elementsWhen a field has no external dependencies and contains only simple i

32 BlackBerry Java Development Environment3: Designing the interfaceLists enable you to create directories of items through which users can scroll and

BlackBerry Wireless Handheld User Interface Style Guide 33Creating an effective main screen• optional standards sized non-scrolling region at the top

34 BlackBerry Java Development Environment3: Designing the interfaceBrowser design principlesIn a wireless environment, you should typically deliver r

BlackBerry Wireless Handheld User Interface Style Guide 35Browser design principlesThe best way to improve download time and provide a high-quality u

36 BlackBerry Java Development Environment3: Designing the interface• Content type: In an HTTP request, the browser includes an Accept header that spe

BlackBerry Wireless Handheld User Interface Style Guide 37Handheld error prevention and recovery

©2003 Research In Motion LimitedPublished in Canada.

1User interface design principlesThis section provides information on the following topics:• Overview• User interface design principles

6 BlackBerry Java Development Environment1: User interface design principles

BlackBerry Wireless Handheld User Interface Style Guide 7OverviewOverviewThis document provides guidelines for designing a user interface for your Bla

8 BlackBerry Java Development Environment1: User interface design principlesUser interface design principlesAn effective user interface is extremely i

BlackBerry Wireless Handheld User Interface Style Guide 9User interface design principlesIntuitivenessAn interface should be as intuitive and straight