What's a Keyboard?

posted by  mvrok (14)  10 months ago (blogs.msdn.com)

The Text Services Framework makes a number of assumptions when you register your text service as a keyboard text service (i.e., your text service calls RegisterCategory(<clsid of your text service>, GUID_TFCAT_TIP_KEYBOARD, <clsid of your text service).

First, TSF assumes that exactly one keyboard text service can be active at a time.  If the user activates one keyboard text service, all other keyboard text services will be disabled.

Second, TSF assumes that keyboard text services must monitor two compartments:

GUID_COMPARTMENT_KEYBOARD_DI