There are a few lines in the dcadwin.ini file that can be tweaked to allow you to use your own custom icons for some of Datacad’s standard toolbars and dialogs.

[KeyFile]
Use External Icons=True
This will make Datacad look for 32bit- Alpha channel PGN file in the Support Files\Toolbars\ folder for it’s icons first before using the ones stored within the main program.

[Layer Manager]
ReadBitmaps=True
This will make Datacad look into the Support Files\Toolbars\ folder for the following icons for use in the Layer Manager
The default listed are LayerOn.png, LayerOff.png, LayerActive.png, LayerErase.png, LayerLock.png, and LayerUnlock.png though some additional may be added over time.

[Standard Toolbar]
STD_NewFile=TRUE
STD_OpenFile=TRUE
STD_Save=TRUE
STD_Print=TRUE
STD_SpellCheck=TRUE
STD_ClipboardSelect=TRUE
STD_Cut=TRUE
STD_Copy=TRUE
STD_Paste=TRUE
STD_Undo=TRUE
STD_Redo=TRUE
STD_InsertXREF=TRUE
STD_InsertBMP=TRUE
STD_HyperLink=TRUE
STD_Order=TRUE
STD_Help=TRUE
If any of the above are set to FALSE, the corresponding icon will not appear on the Standard Toolbar.