(logxor type (ldb (byte 1 0) type)));;subtract the G_SIGNAL_TYPE_STATIC_SCOPE
(defun emit-signal (object signal-name &rest args)
+ "Emits the signal.
+@arg[object]{an instance of @class{g-object}. Signal is emitted on this object}
+@arg[signal-name]{a string specifying the signal}
+@arg[args]{arguments for the signal}
+@return{none}"
(let ((signal-id (g-signal-lookup signal-name (g-type-from-object (pointer object)))))
(when (= signal-id 0)
(error "Signal ~A not found on object ~A" signal-name object))
(for arg in args)
(for type = (unmangle-type (mem-aref (foreign-slot-value q 'g-signal-query 'param-types) 'g-type i)))
(set-g-value (mem-aref params 'g-value (1+ i)) arg type :zero-g-value t))
- (with-foreign-object (return-value 'g-value)
- (g-value-zero return-value)
- (g-value-init return-value (foreign-slot-value q 'g-signal-query 'return-type))
- (g-signal-emitv params signal-id signal-name return-value)
- (prog1 (if (= (foreign-slot-value q 'g-signal-query 'return-type)
- +g-type-void+)
- (values)
- (parse-gvalue return-value))
- (g-value-unset return-value)
- (iter (for i from 0 below (foreign-slot-value q 'g-signal-query 'n-params))
- (g-value-unset (mem-aref params 'g-value (1+ i))))))))))
\ No newline at end of file
+ (prog1
+ (if (= (foreign-slot-value q 'g-signal-query 'return-type) +g-type-void+)
+ (g-signal-emitv params signal-id signal-name (null-pointer))
+ (with-foreign-object (return-value 'g-value)
+ (g-value-zero return-value)
+ (g-value-init return-value (foreign-slot-value q 'g-signal-query 'return-type))
+ (prog1 (parse-gvalue return-value)
+ (g-value-unset return-value))))
+ (iter (for i from 0 below (foreign-slot-value q 'g-signal-query 'n-params))
+ (g-value-unset (mem-aref params 'g-value (1+ i)))))))))
\ No newline at end of file