Building a charming Windows 8 app

Building a charming application @NicoVermeir

Who am I? www.spikie.be Nico_vermeir @NicoVermeir @hotmail.com

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

Building a charming Windows 8 app

by Microsoft Developer Network (MSDN) - Belgium and Luxembourg on Oct 17, 2012

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