# 1 楼答案 你肯定应该使用BlackBerry OS 6中引入的DeviceCapability类来确定键盘是否可用 "DeviceCapability Provides a way to query the host device's capabilities. You can use this class to determine capability in three ways: to find out if a feature is supported, allowed, or available."
# 1 楼答案
你肯定应该使用BlackBerry OS 6中引入的DeviceCapability类来确定键盘是否可用