Building a charming application

@NicoVermeir

Who am I?

@NicoVermeirNico_vermeir@hotmail.com

www.spikie.be

Agenda

• What are charms?• Search contract• Share contract• Share source• Share target

• Settings contract• Take aways

What are charms?

• Universal way of doing tasks that are found in most applications• Found on the charms bar• Win + C

What are charms?

Searching throughout the Operating System and inside apps

Share content between applications

Application or OS settings

Search contract

• Add search page• Implement search• Add filters• Add search suggestions• From code• From a folder• From an OpenSearch API

DEMOSearch contract

Share contract

• Share information with other applications• Text• HTML• Links• Images• ...

• Receive share information from other applications

Share contract

Share contract

• Source• Prepare share info• Respond to DataRequested event

• Target• Add TargetPage• Set declaration• Interpret data in Activate method

DEMOShare contract

Settings contract

• The best only place to set your in-app settings• Handle CommandsRequested event for the SettingsPane• Add SettingsCommands• Add fly-out...• ...but only when you’re using JavaScript

Callisto

• Open source toolkit by Tim Heuer• Controls

• Including a SettingsFlyout

• Converters• Extensions and Helpers• https://github.com/timheuer/Callisto/wiki

DEMOSettings contract with Callisto

Take aways

• Implementing charms provide a universal way of working with apps• Easy to implement• Use Callisto for fly-outs