Added in API level XE12
Contains classes for general purpose hook-ins to the Glass system and UI.
ContextualMenus - Constants used for contextual menus.
VoiceTriggers - Constants for registering Glassware with the main voice menu.
ContextualMenus.Command - List of available menu commands for use within an app.
VoiceTriggers.Command - Represents the list of system voice commands available.
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