This view allows you to configure a File Type Association declaration.
This section is described in Application Settings article.
Configure the file type association's specific properties.
A friendly name for the file type association that can be displayed to users.
Select the logo image for the file type association.
Defines a string that provides additional info to the user about the file type.
The name of the file type association. You can use this name to organize and group file types. The name must be all lower case characters with no spaces.
The desired view of the app.
- The app does not have a window size preference specified. Windows, rather than the app, sets the size preference, which defaults to UseHalf.
- The window uses less than 50% of the available horizontal screen pixels.
- The window uses 50% (half) of the available horizontal screen pixels.
- The window uses more than 50% of the available horizontal screen pixels.
- The window uses the minimum horizontal pixel width (either 320 or 500 pixels) specifies in the app's manifest (such as package.appxmanifest).
Command line arguments passed to the file associated with the extension when the user opens it. This string may contain any values, but can also include special parameters (e.g. %1 - the absolute path to the target file).
Transition the default app for a given file type to use the app's store version. You can type in several Programmatic Identifiers(ProgIDs), separated by spaces.
Specifies the type of info the user sees when opening a file associated to this declaration.
Open is safe
A dialog box with a security warning is displayed.
A dialog box with a standard warning is displayed.
Supported File Types
Define the file types associated with the app. They are unique per package and case sensitive.
Declaring a new supported file type
Use the Insert key. The Edit File Type Dialog will allow you to add a new file type.button, context menu item or press the
Editing an existing file type
Select a file type in the list and use the Space key. The Edit File Type Dialog will allow you to configure the file type.button, context menu item or press the
Removing an existing file type
Select a file type in the list and use the Delete key to remove it.button, context menu item or press the
Configure custom verbs such as "Edit", "Preview" or "Print" in the File Explorer context menu. These allow the app to launch a certain way based on the user's selection when opening a file.
Adding a new verb
Use the Insert key. The Edit Verb Dialog will allow you to add a new verb.button, context menu item or press the
Editing an existing verb
Select a verb in the list and use the Space key. The Edit Verb Dialog will allow you to configure the verb.button, context menu item or press the
Removing an existing verb
Select a verb in the list and use the Delete key to remove it.button, context menu item or press the
Choose what kind of files you're associating and how they're used. This way your users can group their files by their kind in Windows Explorer.
Declare a preview handler for a file type association.
Declare a property handler for the file type association.
For both Preview Handler and Property Handler the ID of the app's class must match the ID attribute under the Class element in the SurrogateServer element from the COM registration in the app manifest.
Set a thumbnail provider for a file type association and provide the ID for activating its COM class.
Thumbnail Handler only works for full trust applications.