Sets the icon shown in the entry at the specified position from the current icon theme.
If the icon name isn’t known, a “broken image” icon will be displayed instead.
If @icon_name is %NULL, no icon will be shown in the specified position.
The position at which to set the icon
An icon name, or %NULL
See Implementation
Sets the icon shown in the entry at the specified position from the current icon theme.
If the icon name isn’t known, a “broken image” icon will be displayed instead.
If @icon_name is %NULL, no icon will be shown in the specified position.