4. System Classes : PaletteField Class : BmpDisplayBehavior Attribute
 
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BmpDisplayBehavior Attribute
Data Type: integer
4GL Access: RW
The BmpDisplayBehavior attribute determines how a bitmap will appear when placed on top of certain ButtonField, ImageField, or PaletteField objects, when the system color scheme changes, or a combination of both.
Valid values are:
BDB_OPAQUE
BDB_TRANSPARENT
BDB_3DMAPPED
Default: BDB_OPAQUE
Descriptions of system constant values and their numeric equivalents are listed in Bitmap Display Behavior Settings for ButtonFields, ImageFields, and PaletteFields (see Bitmap Display Behavior Settings for ButtonFields, ImageFields, and PaletteFields).