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gdk: Make GdkEvent type a construct only property

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So it must be set at the time of doing g_object_new().
This commit is contained in:
Carlos Garnacho 2017-10-25 15:46:47 +02:00
parent ca89ad75b4
commit 5ee1d4893a
1 changed files with 62 additions and 4 deletions
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66
gdk/gdkevents.c
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@ -24,6 +24,7 @@
#include "config.h"
#include "gdkintl.h"
#include "gdkeventsprivate.h"
#include "gdkinternals.h"
#include "gdkdisplayprivate.h"
@ -71,6 +72,14 @@ static void gdk_event_finalize (GObject *object);
G_DEFINE_TYPE (GdkEvent, gdk_event, G_TYPE_OBJECT)
enum {
PROP_0,
PROP_EVENT_TYPE,
N_PROPS
};
static GParamSpec *event_props[N_PROPS] = { NULL, };
#define EVENT_PAYLOAD(ev) (&(ev)->any.type)
#define EVENT_PAYLOAD_SIZE (sizeof (GdkEvent) - sizeof (GObject))
@ -79,13 +88,62 @@ gdk_event_init (GdkEvent *event)
{
}
static void
gdk_event_real_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec)
{
GdkEvent *event = GDK_EVENT (object);
switch (prop_id)
{
case PROP_EVENT_TYPE:
g_value_set_enum (value, event->any.type);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gdk_event_real_set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec)
{
GdkEvent *event = GDK_EVENT (object);
switch (prop_id)
{
case PROP_EVENT_TYPE:
event->any.type = g_value_get_enum (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gdk_event_class_init (GdkEventClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
object_class->get_property = gdk_event_real_get_property;
object_class->set_property = gdk_event_real_set_property;
object_class->finalize = gdk_event_finalize;
event_props[PROP_EVENT_TYPE] =
g_param_spec_enum ("event-type",
P_("Event type"),
P_("Event type"),
GDK_TYPE_EVENT_TYPE, GDK_NOTHING,
G_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY);
g_object_class_install_properties (object_class, N_PROPS, event_props);
quark_event_user_data = g_quark_from_static_string ("gdk-event-user-data");
}
@ -392,9 +450,9 @@ gdk_event_new (GdkEventType type)
{
GdkEvent *new_event;
new_event = g_object_new (GDK_TYPE_EVENT, NULL);
new_event->any.type = type;
new_event = g_object_new (GDK_TYPE_EVENT,
"event-type", type,
NULL);
/*
* Bytewise 0 initialization is reasonable for most of the
@ -511,7 +569,7 @@ gdk_event_copy (const GdkEvent *event)
g_return_val_if_fail (event != NULL, NULL);
new_event = gdk_event_new (GDK_NOTHING);
new_event = gdk_event_new (event->any.type);
memcpy (EVENT_PAYLOAD (new_event),
EVENT_PAYLOAD (event),