QuteDataDuration
A duration of time. This may be either a QuteDataTimedDuration, which represents a period of time longer than an activity, or a QuteDataActivity. Use QuteDataDuration#Activity to check whether this duration is an activity.
Using this directly will give the default representation for either object.
Attributes
Permalinkactivity
PermalinkReturns true if this duration is a QuteDataActivity.