Ingo Weinhold df37cd4edd BCheckBox: Add tri-state support
* Add possible control state B_CONTROL_PARTIALLY_ON and support it in
  BCheckBox and BControlLook.
* BCheckBox: Add partialStateToOff property defining whether the
  partial state should transition to off. Defaults to false (i.e.
  partial to on).
2013-12-21 02:12:04 +01:00
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2013-12-21 02:12:04 +01:00