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[PATCH]: gobject: also loop args after #:gsignal. Fixes multiple signals
From: |
Jan Nieuwenhuizen |
Subject: |
[PATCH]: gobject: also loop args after #:gsignal. Fixes multiple signals per class. |
Date: |
Thu, 04 Apr 2013 11:04:37 +0200 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/24.1 (gnu/linux) |
Hi,
I suggest these patches. Until then, I'm using inheritance and define
one signal per class.
Greetings, Jan
>From e06d6364c5776183a98a4e69d34d237736388327 Mon Sep 17 00:00:00 2001
From: Jan Nieuwenhuizen <address@hidden>
Date: Thu, 4 Apr 2013 10:56:57 +0200
Subject: [PATCH 1/2] gobject: also loop args after #:gsignal. Fixes multiple
signals per class.
That is, running tic-tac-toe with this patch below now works.
diff --git a/gtk/examples/tic-tac-toe.scm b/gtk/examples/tic-tac-toe.scm
index 93e323b..8c67896 100644
--- a/gtk/examples/tic-tac-toe.scm
+++ b/gtk/examples/tic-tac-toe.scm
@@ -34,6 +34,9 @@ exec guile-gnome-2 -s $0 "$@"
buttons
winning-combinations
+ ;; adding foo-bar-baz signal breaks tic-tac-toe with
+ ;; ERROR: Throw to key `gruntime-error' with args `("gsignal-query" "Unknown
signal ~A on class ~A" (tic-tac-toe #<<gobject-class> <tic-tac-toe>>) ())'.
+ :gsignal '(foo-bar-baz #f)
:gsignal '(tic-tac-toe #f))
(define (ttt-clear ttt)
@@ -119,6 +122,7 @@ exec guile-gnome-2 -s $0 "$@"
(show-all w)
(g-timeout-add 100 (lambda () #t))
(connect ttt 'tic-tac-toe (lambda (ttt) (display "Yay!\n")))
+ (connect ttt 'foo-bar-baz (lambda (ttt) (display "Nay!\n")))
(connect w 'delete-event (lambda (ttt e) (gtk-main-quit) #f)))
(gtk-main)
---
glib/gnome/gobject/gobject.scm | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/glib/gnome/gobject/gobject.scm b/glib/gnome/gobject/gobject.scm
index 3e5f07d..ad6abed 100644
--- a/glib/gnome/gobject/gobject.scm
+++ b/glib/gnome/gobject/gobject.scm
@@ -131,7 +131,7 @@
(define (install-signals!)
;; We parse a #:gsignal initialization argument to install signals.
(let loop ((args initargs))
- (if (not (null? args))
+ (when (not (null? args))
(if (eq? (car args) #:gsignal)
(let ((signal (cadr args)))
(if (not (and (list? signal) (>= (length signal) 2)))
@@ -142,8 +142,8 @@
(generic (gtype-class-create-signal class name
return-type param-types)))
;; Some magic to define the generic
(module-define! (current-module)
- (generic-function-name generic) generic)))
- (loop (cddr args))))))
+ (generic-function-name generic) generic))))
+ (loop (cddr args)))))
(define (first pred list)
(cond ((null? list) #f)
--
1.7.10.4
>From ec9328acaf2b3c8ae9df03a891465a53fbae0c9f Mon Sep 17 00:00:00 2001
From: Jan Nieuwenhuizen <address@hidden>
Date: Thu, 4 Apr 2013 10:58:43 +0200
Subject: [PATCH 2/2] gobject: whitespace adjustment.
---
glib/gnome/gobject/gobject.scm | 24 ++++++++++++------------
1 file changed, 12 insertions(+), 12 deletions(-)
diff --git a/glib/gnome/gobject/gobject.scm b/glib/gnome/gobject/gobject.scm
index ad6abed..a235bbf 100644
--- a/glib/gnome/gobject/gobject.scm
+++ b/glib/gnome/gobject/gobject.scm
@@ -132,18 +132,18 @@
;; We parse a #:gsignal initialization argument to install signals.
(let loop ((args initargs))
(when (not (null? args))
- (if (eq? (car args) #:gsignal)
- (let ((signal (cadr args)))
- (if (not (and (list? signal) (>= (length signal) 2)))
- (gruntime-error "Invalid signal specification: ~A" signal))
- (let* ((name (car signal))
- (return-type (cadr signal))
- (param-types (cddr signal))
- (generic (gtype-class-create-signal class name
return-type param-types)))
- ;; Some magic to define the generic
- (module-define! (current-module)
- (generic-function-name generic) generic))))
- (loop (cddr args)))))
+ (if (eq? (car args) #:gsignal)
+ (let ((signal (cadr args)))
+ (if (not (and (list? signal) (>= (length signal) 2)))
+ (gruntime-error "Invalid signal specification: ~A" signal))
+ (let* ((name (car signal))
+ (return-type (cadr signal))
+ (param-types (cddr signal))
+ (generic (gtype-class-create-signal class name return-type
param-types)))
+ ;; Some magic to define the generic
+ (module-define! (current-module)
+ (generic-function-name generic) generic))))
+ (loop (cddr args)))))
(define (first pred list)
(cond ((null? list) #f)
--
1.7.10.4
--
Jan Nieuwenhuizen <address@hidden> | GNU LilyPond http://lilypond.org
Freelance IT http://JoyofSource.com | AvatarĀ® http://AvatarAcademy.nl
- [PATCH]: gobject: also loop args after #:gsignal. Fixes multiple signals per class.,
Jan Nieuwenhuizen <=