Method that formats and event for later firing and fires a changing event if necessary. Derived class must override this to provide the necessary support.
Parameters
- item
- The item that changed
- propIndex
- value
- The new value of the property.
Return Value
true if no event has been canceled. False otherwise
Target Platforms: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2