TdxBackground.OnChange Event

Occurs when changing properties of a TdxBackground object.

Declaration

property OnChange: TdxBackgroundChangeEvent read; write;

Remarks

The OnChange event handler is used to perform special actions when changing properties of the TdxBackground object. The AChangeWhat parameter determines which property has been changed. Available values include:

Value	Description
bpBkColor	The BkColor property has been changed.
bpBrush	The Brush property has been changed.
bpMode	The Mode property has been changed.
bpPictureMode	The PictureMode property has been changed.
bpPicture	The Picture property has been changed.

You only need this event if you directly use a TdxBackground object in your application.