Formats a detailed action name from action_name
and target_value
.
It is an error to call this function with an invalid action name.
This function is the opposite of g_action_parse_detailed_action_name
. It will produce a string that can be parsed back to
the action_name
and target_value
by that function.
See that function for the types of strings that will be printed by this function.
action_name |
a valid action name |
target_value |
a Variant target value, or null |
a detailed format string |