Class method

GtkWidgetClassquery_action

Declaration [src] 

gboolean
gtk_widget_class_query_action (
  GtkWidgetClass* widget_class,
  guint index_,
  GType* owner,
  const char** action_name,
  const GVariantType** parameter_type,
  const char** property_name
)

Description [src]

Returns details about an action that has been installed for widget_class.

See gtk_widget_class_install_action() for details on how to install actions.

Note that this function will also return actions defined by parent classes. You can identify those by looking at owner.

Parameters

index_

Type: guint

Position of the action to query.

owner

Type: GType*

Return location for the type where the action was defined.

The argument will be set by the function.
action_name

Type: const char**

Return location for the action name.

The argument will be set by the function.
The returned data is owned by the class.
The value is a NUL terminated UTF-8 string.
parameter_type

Type: GVariantType

Return location for the parameter type.

The argument will be set by the function.
The argument can be set to NULL by the class method
The returned data is owned by the class.
property_name

Type: const char**

Return location for the property name.

The argument will be set by the function.
The argument can be set to NULL by the class method
The returned data is owned by the class.
The value is a NUL terminated UTF-8 string.

Return value

Type: gboolean

True if the action was found.