[gnome-builder] snippets: implement boxed GObject creation

[Sébastien Lafargue <slafargue src gnome org>]

commit 0edc1df60c203ba967514fa822b9463c281ef9ff
Author: Sebastien Lafargue <slafargue gnome org>
Date:   Tue Mar 15 19:52:48 2016 +0100

    snippets: implement boxed GObject creation
    
    two choices:
    
    g_object_ref: a ref/unref boxed GObject
    g_object_copy: a copy/free boxed GObject

 data/snippets/gobject.snippets |  153 ++++++++++++++++++++++++++++++++++++++++
 1 files changed, 153 insertions(+), 0 deletions(-)
---
diff --git a/data/snippets/gobject.snippets b/data/snippets/gobject.snippets
index 19d44ad..3266613 100644
--- a/data/snippets/gobject.snippets
+++ b/data/snippets/gobject.snippets
@@ -196,6 +196,159 @@ snippet gobject_final
 
        #endif /* ${$1|functify|upper}_H */
 
+snippet gobject_boxed_ref
+- scope c
+- desc Create Refed Boxed GObject
+       #include "${1:$filename|stripsuffix}.h"
+
+       G_DEFINE_BOXED_TYPE (${2:$1|camelize}, ${3:$1|functify}, $3_ref, $3_unref)
+
+       $2 *
+       $3_new (void)
+       {
+               $2 *self;
+
+               self = g_slice_new0 ($2);
+               self->ref_count = 1;
+
+               return self;
+       }
+
+       $2 *
+       $3_copy ($2 *self)
+       {
+               $2 *copy;
+
+               g_return_val_if_fail (self, NULL);
+               g_return_val_if_fail (self->ref_count, NULL);
+
+               copy = $3_new ();
+
+               return copy;
+       }
+
+       static void
+       $3_free ($2 *self)
+       {
+               g_assert (self);
+               g_assert_cmpint (self->ref_count, ==, 0);
+
+               g_slice_free ($2, self);
+       }
+
+       $2 *
+       $3_ref ($2 *self)
+       {
+               g_return_val_if_fail (self, NULL);
+               g_return_val_if_fail (self->ref_count, NULL);
+
+               g_atomic_int_inc (&self->ref_count);
+
+               return self;
+       }
+
+       $2 *
+       $3_unref ($2 *self)
+       {
+               g_return_if_fail (self);
+               g_return_if_fail (self->ref_count);
+
+               if (g_atomic_int_dec_and_test (&self->ref_count))
+                       $3_free (self);
+       }
+- scope chdr
+- desc Create Refed Boxed GObject header
+       #ifndef ${$1|functify|upper}_H
+       #define ${$1|functify|upper}_H
+
+       #include ${3:<glib-object.h>}
+
+       G_BEGIN_DECLS
+
+       #define ${$1|functify|namespace|upper}_TYPE_${$1|class|functify|upper} (${4:$1|functify}_get_type())
+
+       typedef struct _$1 ${1:$filename|stripsuffix|camelize};
+
+       struct _$1
+       {
+               guint ref_count;
+       };
+
+       $1     *$4_new   (void);
+       $1     *$4_copy  ($1 *self);
+       $1     *$4_ref   ($1 *self);
+       void${$1|space} *$4_unref ($1 *self);
+       $0
+       G_DEFINE_AUTOPTR_CLEANUP_FUNC ($1, $4_unref)
+       $0
+       G_END_DECLS
+
+       #endif /* ${$1|functify|upper}_H */
+
+snippet gobject_boxed_copy
+- scope c
+- desc Create copy/free Boxed GObject
+       #include "${1:$filename|stripsuffix}.h"
+
+       G_DEFINE_BOXED_TYPE (${2:$1|camelize}, ${3:$1|functify}, $3_copy, $3_free)
+
+       $2 *
+       $3_new (void)
+       {
+               $2 *self;
+
+               self = g_slice_new0 ($2);
+
+               return self;
+       }
+
+       $2 *
+       $3_copy ($2 *self)
+       {
+               $2 *copy;
+
+               g_return_val_if_fail (self, NULL);
+
+               copy = $3_new ();
+
+               return copy;
+       }
+
+       void
+       $3_free ($2 *self)
+       {
+               g_return_if_fail (self);
+
+               g_slice_free ($2, self);
+       }
+- scope chdr
+- desc Create copy/free Boxed GObject header
+       #ifndef ${$1|functify|upper}_H
+       #define ${$1|functify|upper}_H
+
+       #include ${3:<glib-object.h>}
+
+       G_BEGIN_DECLS
+
+       #define ${$1|functify|namespace|upper}_TYPE_${$1|class|functify|upper} (${4:$1|functify}_get_type())
+
+       typedef struct _$1 ${1:$filename|stripsuffix|camelize};
+
+       struct _$1
+       {
+               $0;
+       };
+
+       $1     *$4_new   (void);
+       $1     *$4_copy  ($1 *self);
+       void${$1|space} *$4_free  ($1 *self);
+       $0
+       G_DEFINE_AUTOPTR_CLEANUP_FUNC ($1, $4_free)
+       $0
+       G_END_DECLS
+
+       #endif /* ${$1|functify|upper}_H */
+
 snippet gobj_guard
 - scope chdr
        #ifndef ${1:$filename|stripsuffix|functify|upper}_H