pdaPicture

(use file) or file reference (so external file, use reffile) and for some software via function calls (use function).

Structure

This element does not have attributes. The elements are shown below, in a sorted per type fashion.
In case a list is printed after an element, it indicates that you can have many, otherwise it should be a single element. With a optional it tells the element is not required.
<pdaPicture> ...
  <file> ... </file>   list
  <filename> ... </filename>   list
  <function> ... </function>   list
</pdaPicture>

XSD

The schema file can be downloaded or viewed at xPDK_Base.

Details

file

icon data via the format attribute, default is a png. Type pdaPictureFile documentation: different format, use the attribute format.

filename

Specify the type of icon data via the format attribute, default is a png. Type pdaFileReference documentation: to specify the type.

function

the picture. Type pdaCallbackFunction documentation:
The intended use is to support software that can trigger actions on some action - for example a redraw on the screen if the parameters change.