diff --git a/gdk/x11/Makefile.am b/gdk/x11/Makefile.am index d5bbf0c0f4..60c2adc6f9 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 0000000000..6090a4e335 --- /dev/null +++ b/gdk/x11/gdkeventtranslator.c @@ -0,0 +1,63 @@ +/* GDK - The GIMP Drawing Kit + * Copyright (C) 2009 Carlos Garnacho + * + * 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 0000000000..10a96cffe9 --- /dev/null +++ b/gdk/x11/gdkeventtranslator.h @@ -0,0 +1,54 @@ +/* GDK - The GIMP Drawing Kit + * Copyright (C) 2009 Carlos Garnacho + * + * 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 +#include +#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__ */