[gtk+/events-refactor: 320/1085] Added the GdkEventTranslator interface.
- From: Carlos Garnacho <carlosg src gnome org>
- To: svn-commits-list gnome org
- Cc:
- Subject: [gtk+/events-refactor: 320/1085] Added the GdkEventTranslator interface.
- Date: Tue, 29 Sep 2009 10:45:00 +0000 (UTC)
commit 8e721ff8948f4f43e412fc8abd2f59bea53081cf
Author: Carlos Garnacho <carlosg gnome org>
Date: Wed May 20 01:17:51 2009 +0200
Added the GdkEventTranslator interface.
gdk/x11/Makefile.am | 2 +
gdk/x11/gdkeventtranslator.c | 63 ++++++++++++++++++++++++++++++++++++++++++
gdk/x11/gdkeventtranslator.h | 54 ++++++++++++++++++++++++++++++++++++
3 files changed, 119 insertions(+), 0 deletions(-)
---
diff --git a/gdk/x11/Makefile.am b/gdk/x11/Makefile.am
index d5bbf0c..60c2adc 100644
--- a/gdk/x11/Makefile.am
+++ b/gdk/x11/Makefile.am
@@ -30,6 +30,8 @@ libgdk_x11_la_SOURCES = \
gdkdrawable-x11.c \
gdkdrawable-x11.h \
gdkevents-x11.c \
+ gdkeventtranslator.c \
+ gdkeventtranslator.h \
gdkfont-x11.c \
gdkgc-x11.c \
gdkgeometry-x11.c \
diff --git a/gdk/x11/gdkeventtranslator.c b/gdk/x11/gdkeventtranslator.c
new file mode 100644
index 0000000..6090a4e
--- /dev/null
+++ b/gdk/x11/gdkeventtranslator.c
@@ -0,0 +1,63 @@
+/* GDK - The GIMP Drawing Kit
+ * Copyright (C) 2009 Carlos Garnacho <carlosg gnome org>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#include "gdkeventtranslator.h"
+
+GType
+gdk_event_translator_get_type (void)
+{
+ static GType translator_type = 0;
+
+ if (G_UNLIKELY (!translator_type))
+ {
+ translator_type = g_type_register_static_simple (G_TYPE_INTERFACE,
+ g_intern_static_string ("GdkEventTranslator"),
+ sizeof (GdkEventTranslatorIface),
+ NULL, 0, NULL, 0);
+
+ g_type_interface_add_prerequisite (translator_type, G_TYPE_OBJECT);
+ }
+
+ return translator_type;
+}
+
+GdkEvent *
+gdk_event_translator_translate (GdkEventTranslator *translator,
+ GdkDisplay *display,
+ XEvent *xevent)
+{
+ GdkEventTranslatorIface *iface;
+ GdkEvent *event;
+
+ g_return_val_if_fail (GDK_IS_EVENT_TRANSLATOR (translator), NULL);
+ g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL);
+
+ iface = GDK_EVENT_TRANSLATOR_GET_IFACE (translator);
+ if (!iface->translate_event)
+ return NULL;
+
+ event = gdk_event_new (GDK_NOTHING);
+
+ if ((iface->translate_event) (translator, display, event, xevent))
+ return event;
+
+ gdk_event_free (event);
+
+ return NULL;
+}
diff --git a/gdk/x11/gdkeventtranslator.h b/gdk/x11/gdkeventtranslator.h
new file mode 100644
index 0000000..10a96cf
--- /dev/null
+++ b/gdk/x11/gdkeventtranslator.h
@@ -0,0 +1,54 @@
+/* GDK - The GIMP Drawing Kit
+ * Copyright (C) 2009 Carlos Garnacho <carlosg gnome org>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#ifndef __GDK_EVENT_TRANSLATOR_H__
+#define __GDK_EVENT_TRANSLATOR_H__
+
+#include <gdk/gdktypes.h>
+#include <gdk/gdkdisplay.h>
+#include "gdkprivate-x11.h"
+
+G_BEGIN_DECLS
+
+#define GDK_TYPE_EVENT_TRANSLATOR (gdk_event_translator_get_type ())
+#define GDK_EVENT_TRANSLATOR(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), GDK_TYPE_EVENT_TRANSLATOR, GdkEventTranslator))
+#define GDK_IS_EVENT_TRANSLATOR(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), GDK_TYPE_EVENT_TRANSLATOR))
+#define GDK_EVENT_TRANSLATOR_GET_IFACE(o) (G_TYPE_INSTANCE_GET_CLASS ((o), GDK_TYPE_EVENT_TRANSLATOR, GdkEventTranslatorIface))
+
+typedef struct _GdkEventTranslatorIface GdkEventTranslatorIface;
+typedef struct _GdkEventTranslator GdkEventTranslator; /* Dummy typedef */
+
+struct _GdkEventTranslatorIface
+{
+ GTypeInterface iface;
+
+ /* VMethods */
+ gboolean (* translate_event) (GdkEventTranslator *translator,
+ GdkDisplay *display,
+ GdkEvent *event,
+ XEvent *xevent);
+};
+
+GdkEvent * gdk_event_translator_translate (GdkEventTranslator *translator,
+ GdkDisplay *display,
+ XEvent *xevent);
+
+G_END_DECLS
+
+#endif /* __GDK_EVENT_TRANSLATOR_H__ */
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