#include "gboxed.h"
#include "gobject.h"
#include "genums.h"
-#include "gobjectalias.h"
+#include "gobject_trace.h"
/**
{
g_return_if_fail (handler->ref_count > 0);
- g_atomic_int_inc (&handler->ref_count);
+ g_atomic_int_inc ((int *)&handler->ref_count);
}
static inline void
g_return_if_fail (handler->ref_count > 0);
- is_zero = g_atomic_int_dec_and_test (&handler->ref_count);
+ is_zero = g_atomic_int_dec_and_test ((int *)&handler->ref_count);
if (G_UNLIKELY (is_zero))
{
* %G_SIGNAL_RUN_FIRST or %G_SIGNAL_RUN_LAST.
* @class_offset: The offset of the function pointer in the class structure
* for this type. Used to invoke a class method generically. Pass 0 to
- * not associate a class method with this signal.
+ * not associate a class method slot with this signal.
* @accumulator: the accumulator for this signal; may be %NULL.
* @accu_data: user data for the @accumulator.
* @c_marshaller: the function to translate arrays of parameter values to
* When registering a signal and looking up a signal, either separator can
* be used, but they cannot be mixed.
*
+ * If 0 is used for @class_offset subclasses cannot override the class handler
+ * in their <code>class_init</code> method by doing
+ * <code>super_class->signal_handler = my_signal_handler</code>. Instead they
+ * will have to use g_signal_override_class_handler().
+ *
* Returns: the signal id
*/
guint
ClassClosure *cc;
if (node->class_closure_bsa && g_bsearch_array_get_n_nodes (node->class_closure_bsa) == 1)
- cc = g_bsearch_array_get_nth (node->class_closure_bsa, &g_class_closure_bconfig, 0);
- else
- cc = signal_find_class_closure (node, G_TYPE_FROM_INSTANCE (instance));
+ {
+ cc = g_bsearch_array_get_nth (node->class_closure_bsa, &g_class_closure_bconfig, 0);
+ if (cc && cc->instance_type == 0) /* check for default closure */
+ return cc->closure;
+ }
+ cc = signal_find_class_closure (node, G_TYPE_FROM_INSTANCE (instance));
return cc ? cc->closure : NULL;
}
* g_signal_newv:
* @signal_name: the name for the signal
* @itype: the type this signal pertains to. It will also pertain to
- * types which are derived from this type.
+ * types which are derived from this type
* @signal_flags: a combination of #GSignalFlags specifying detail of when
- * the default handler is to be invoked. You should at least specify
- * %G_SIGNAL_RUN_FIRST or %G_SIGNAL_RUN_LAST.
- * @class_closure: The closure to invoke on signal emission; may be %NULL.
- * @accumulator: the accumulator for this signal; may be %NULL.
- * @accu_data: user data for the @accumulator.
+ * the default handler is to be invoked. You should at least specify
+ * %G_SIGNAL_RUN_FIRST or %G_SIGNAL_RUN_LAST
+ * @class_closure: The closure to invoke on signal emission; may be %NULL
+ * @accumulator: the accumulator for this signal; may be %NULL
+ * @accu_data: user data for the @accumulator
* @c_marshaller: the function to translate arrays of parameter values to
- * signal emissions into C language callback invocations.
+ * signal emissions into C language callback invocations
* @return_type: the type of return value, or #G_TYPE_NONE for a signal
- * without a return value.
- * @n_params: the length of @param_types.
- * @param_types: an array types, one for each parameter.
+ * without a return value
+ * @n_params: the length of @param_types
+ * @param_types: an array of types, one for each parameter
*
* Creates a new signal. (This is usually done in the class initializer.)
*
node->name = g_intern_string (name);
key.quark = g_quark_from_string (name);
g_signal_key_bsa = g_bsearch_array_insert (g_signal_key_bsa, &g_signal_key_bconfig, &key);
+
+ TRACE(GOBJECT_SIGNAL_NEW(signal_id, name, itype));
}
node->destroyed = FALSE;
node->test_class_offset = 0;
va_start (var_args, instance);
signal_return_type = node->return_type;
- instance_and_params = g_slice_alloc (sizeof (GValue) * (n_params + 1));
+ instance_and_params = g_slice_alloc0 (sizeof (GValue) * (n_params + 1));
param_values = instance_and_params + 1;
for (i = 0; i < node->n_params; i++)
GType ptype = node->param_types[i] & ~G_SIGNAL_TYPE_STATIC_SCOPE;
gboolean static_scope = node->param_types[i] & G_SIGNAL_TYPE_STATIC_SCOPE;
- param_values[i].g_type = 0;
SIGNAL_UNLOCK ();
- g_value_init (param_values + i, ptype);
- G_VALUE_COLLECT (param_values + i,
- var_args,
- static_scope ? G_VALUE_NOCOPY_CONTENTS : 0,
- &error);
+ G_VALUE_COLLECT_INIT (param_values + i, ptype,
+ var_args,
+ static_scope ? G_VALUE_NOCOPY_CONTENTS : 0,
+ &error);
if (error)
{
g_warning ("%s: %s", G_STRLOC, error);
n_params = node->n_params;
signal_return_type = node->return_type;
- instance_and_params = g_slice_alloc (sizeof (GValue) * (n_params + 1));
+ instance_and_params = g_slice_alloc0 (sizeof (GValue) * (n_params + 1));
param_values = instance_and_params + 1;
for (i = 0; i < node->n_params; i++)
GType ptype = node->param_types[i] & ~G_SIGNAL_TYPE_STATIC_SCOPE;
gboolean static_scope = node->param_types[i] & G_SIGNAL_TYPE_STATIC_SCOPE;
- param_values[i].g_type = 0;
SIGNAL_UNLOCK ();
- g_value_init (param_values + i, ptype);
- G_VALUE_COLLECT (param_values + i,
- var_args,
- static_scope ? G_VALUE_NOCOPY_CONTENTS : 0,
- &error);
+ G_VALUE_COLLECT_INIT (param_values + i, ptype,
+ var_args,
+ static_scope ? G_VALUE_NOCOPY_CONTENTS : 0,
+ &error);
if (error)
{
g_warning ("%s: %s", G_STRLOC, error);
G_BREAKPOINT ();
}
#endif /* G_ENABLE_DEBUG */
-
+
+ TRACE(GOBJECT_SIGNAL_EMIT(node->signal_id, detail, instance, G_TYPE_FROM_INSTANCE (instance)));
+
SIGNAL_LOCK ();
signal_id = node->signal_id;
if (node->flags & G_SIGNAL_NO_RECURSE)
SIGNAL_UNLOCK ();
if (accumulator)
g_value_unset (&accu);
-
+
+ TRACE(GOBJECT_SIGNAL_EMIT_END(node->signal_id, detail, instance, G_TYPE_FROM_INSTANCE (instance)));
+
return return_value_altered;
}
/* --- compile standard marshallers --- */
#include "gmarshal.c"
-
-#define __G_SIGNAL_C__
-#include "gobjectaliasdef.c"