Fully qualified icon name, specified as a character vector or string scalar. The
fully qualified name is the name of the toolstrip component followed by a colon and the
full path to the icon within the toolstrip component.
When an icon is defined at the top level of a toolstrip component, the fully
qualified icon name consists of these parts:
Name of the toolstrip component followed by a colon
Icon ID
When an icon is defined in the JSON object for a top-level action, the fully
qualified icon name consists of these parts:
Name of the toolstrip component followed by a colon
Action ID
When an icon is defined in the JSON object for a nested action, the fully qualified
icon name consists of these parts:
Name of the toolstrip component followed by a colon
Tab ID followed by a forward slash
Section ID or index followed by a forward slash
Column ID or index followed by a forward slash
Control ID or index
Example: slEditToolstripIcon("custom:myIcon") opens the file that
defines myIcon for the custom toolstrip
component.
Example: slEditToolstripIcon("custom:customTab/2/1/3") opens the
file that defines the icon for the third control in the first column of the second
section on the tab named customTab in the custom
toolstrip component.