Create a new GtkSourceCompletionItem with label label, icon icon and extra information info. Both icon and info can be NULL in which case there will be no icon shown and no extra information available.
The item label.
The item text.
The item icon. [allow-none]
The item extra information. [allow-none]
If true label will be treated as markup. using gtk_source_completion_item_new_with_markup.
ConstructionException GTK+ fails to create the object.
See Implementation
Create a new GtkSourceCompletionItem with label label, icon icon and extra information info. Both icon and info can be NULL in which case there will be no icon shown and no extra information available.