TBitBtn.ImageIndex property
Ordinal position for the default bitmap displayed when the button control is up (not pressed).
Declaration
property ImageIndex:;Description
ImageIndex is a
TImageIndex property with the ordinal
position for the bitmap displayed on the button when it is in its default
state (up). It refers to the position in the Images property where the
associated image data is stored. The default value for the property is -1,
and indicates that an explicit value has not been assigned to the property.
This description is the one of Buttons.TCustomBitBtn.ImageIndex.
An experiment, built from development snapshots. Not the official Free Pascal or Lazarus documentation.