The best (?) date range picker control for OS X.
Developed for and used in Timing, the automatic time/productivity tracking app for Mac.
Just drag the date range picker onto your Storyboard or Nib. It looks particularly good in the toolbar with segmentStyle = .Separated. If you wish to center the picker in the toolbar, I can recommend using TAAdaptiveSpaceItem.
You can observe changes in the date range by key-value-observing startDate and endDate and/or setting a target and action on the DateRangePickerView control.
Requires (and tested on) OS X 10.9 or later. Looks a lot better in the toolbar with OS X 10.10 ;-)
If your Nib uses the old initWithFrame: initialization or is deflated on OS X 10.9, there is a bug with custom views in NSToolbar. This results in the date range picker's frame not being initialized correctly. In order to avoid this, I recommend the following procedure:
This library is available under the ISC license, which is a simplified variant of the two-clause BSD license.