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Sams Teach Yourself Windows® 8 Apps with JavaScript and HTML5 in 24 Hours by Chad Carter

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Hour 14. Using the App Bar and Pickers

What You’ll Learn This Hour:

• Adding and using the app bar control to an app

• Styling the app bar commands

• Following guidelines for command placement on the app bar

• Using the file open picker to open a single file

• Using the file open picker to open multiple files

• Saving a file to the user’s library

So far, to kick off functionality, we have done it either through a gesture or by adding a button on the display area. Adding buttons to the main display area is usually not desirable; instead, we should use the app bar. During this hour, we cover how to use the app bar and organize the commands on the app bar, to provide a way for the user to invoke commands in an app.

We also look at pickers during ...

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