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x11: Add a Keymap ancillary object

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We should try to abstract everything that is related with the key mapping
to its own object, to avoid complicating ClutterBackendX11 any further.
This commit is contained in:
Emmanuele Bassi 2010-07-12 17:11:30 +01:00
parent d345a61e6c
commit bea657d3d5
6 changed files with 182 additions and 13 deletions
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2
clutter/x11/Makefile.am
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@ -46,6 +46,8 @@ libclutter_x11_la_SOURCES = \
$(srcdir)/clutter-event-x11.c \
$(srcdir)/clutter-input-device-x11.h \
$(srcdir)/clutter-input-device-x11.c \
$(srcdir)/clutter-keymap-x11.h \
$(srcdir)/clutter-keymap-x11.c \
$(srcdir)/clutter-settings-x11.h \
$(srcdir)/clutter-stage-x11.h \
$(srcdir)/clutter-stage-x11.c \

6
clutter/x11/clutter-backend-x11.c
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@ -319,6 +319,12 @@ clutter_backend_x11_post_parse (ClutterBackend *backend,
"backend", backend_x11,
NULL);
/* register keymap */
backend_x11->keymap =
g_object_new (CLUTTER_TYPE_KEYMAP_X11,
"backend", backend_x11,
NULL);
/* create XSETTINGS client */
backend_x11->xsettings =
_clutter_xsettings_client_new (backend_x11->xdpy,

3
clutter/x11/clutter-backend-x11.h
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@ -30,6 +30,7 @@
#include "clutter-x11.h"
#include "clutter-keymap-x11.h"
#include "xsettings/xsettings-client.h"
G_BEGIN_DECLS
@ -88,6 +89,8 @@ struct _ClutterBackendX11
XSettingsClient *xsettings;
Window xsettings_xwin;
ClutterKeymapX11 *keymap;
};
struct _ClutterBackendX11Class

17
clutter/x11/clutter-event-x11.c
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@ -30,6 +30,7 @@
#include "clutter-stage-x11.h"
#include "clutter-backend-x11.h"
#include "clutter-keymap-x11.h"
#include "clutter-x11.h"
#include "../clutter-backend.h"
@ -343,19 +344,6 @@ translate_key_event (ClutterBackend *backend,
event_x11 = _clutter_event_x11_new ();
_clutter_event_set_platform_data (event, event_x11);
#ifdef HAVE_XKB
event_x11->key_group = XkbGroupForCoreState (xevent->xkey.state);
CLUTTER_NOTE (EVENT, "Key group: %d (xkb enabled: yes)",
event_x11->key_group);
#else
/* we force the key group to 0 */
event_x11->key_group = 0;
CLUTTER_NOTE (EVENT, "Key group: %d (xkb enabled: no)",
event_x11->key_group);
#endif /* HAVE_XKB */
event->key.time = xevent->xkey.time;
event->key.modifier_state = (ClutterModifierType) xevent->xkey.state;
event->key.hardware_keycode = xevent->xkey.keycode;
@ -366,6 +354,9 @@ translate_key_event (ClutterBackend *backend,
xevent->xkey.keycode,
0);
event_x11->key_group =
_clutter_keymap_x11_get_key_group (event->key.modifier_state);
/* unicode_value is the printable representation */
n = XLookupString (&xevent->xkey, buffer, sizeof (buffer) - 1, NULL, NULL);

123
clutter/x11/clutter-keymap-x11.c Normal file
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@ -0,0 +1,123 @@
/*
* Clutter.
*
* An OpenGL based 'interactive canvas' library.
*
* Copyright (C) 2010 Intel Corp.
*
* 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, see <http://www.gnu.org/licenses/>.
*
* Author: Emmanuele Bassi <ebassi@linux.intel.com>
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "clutter-keymap-x11.h"
#include "clutter-debug.h"
#include "clutter-private.h"
#include <X11/Xatom.h>
#ifdef HAVE_XINPUT
#include <X11/extensions/XInput.h>
#endif
#ifdef HAVE_XKB
#include <X11/XKBlib.h>
#endif
typedef struct _ClutterKeymapX11Class ClutterKeymapX11Class;
struct _ClutterKeymapX11
{
GObject parent_instance;
ClutterBackend *backend;
};
struct _ClutterKeymapX11Class
{
GObjectClass parent_class;
};
enum
{
PROP_0,
PROP_BACKEND
};
G_DEFINE_TYPE (ClutterKeymapX11, clutter_keymap_x11, G_TYPE_OBJECT);
static void
clutter_keymap_x11_set_property (GObject *gobject,
guint prop_id,
const GValue *value,
GParamSpec *pspec)
{
ClutterKeymapX11 *keymap = CLUTTER_KEYMAP_X11 (gobject);
switch (prop_id)
{
case PROP_BACKEND:
keymap->backend = g_value_get_object (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (gobject, prop_id, pspec);
break;
}
}
static void
clutter_keymap_x11_finalize (GObject *gobject)
{
G_OBJECT_CLASS (clutter_keymap_x11_parent_class)->finalize (gobject);
}
static void
clutter_keymap_x11_class_init (ClutterKeymapX11Class *klass)
{
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
GParamSpec *pspec;
gobject_class->set_property = clutter_keymap_x11_set_property;
gobject_class->finalize = clutter_keymap_x11_finalize;
pspec = g_param_spec_object ("backend",
"Backend",
"The Clutter backend",
CLUTTER_TYPE_BACKEND,
CLUTTER_PARAM_WRITABLE |
G_PARAM_CONSTRUCT_ONLY);
g_object_class_install_property (gobject_class, PROP_BACKEND, pspec);
}
static void
clutter_keymap_x11_init (ClutterKeymapX11 *keymap)
{
}
gint
_clutter_keymap_x11_get_key_group (ClutterModifierType state)
{
#ifdef HAVE_XKB
return XkbGroupForCoreState (state);
#else
return 0;
#endif /* HAVE_XKB */
}

44
clutter/x11/clutter-keymap-x11.h Normal file
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@ -0,0 +1,44 @@
/*
* Clutter.
*
* An OpenGL based 'interactive canvas' library.
*
* Copyright (C) 2009 Intel Corp.
*
* 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, see <http://www.gnu.org/licenses/>.
*
* Author: Emmanuele Bassi <ebassi@linux.intel.com>
*/
#ifndef __CLUTTER_KEYMAP_X11_H__
#define __CLUTTER_KEYMAP_X11_H__
#include <glib-object.h>
#include <clutter/clutter-event.h>
G_BEGIN_DECLS
#define CLUTTER_TYPE_KEYMAP_X11 (clutter_keymap_x11_get_type ())
#define CLUTTER_KEYMAP_X11(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), CLUTTER_TYPE_KEYMAP_X11, ClutterKeymapX11))
#define CLUTTER_IS_KEYMAP_X11(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), CLUTTER_TYPE_KEYMAP_X11))
typedef struct _ClutterKeymapX11 ClutterKeymapX11;
GType clutter_keymap_x11_get_type (void) G_GNUC_CONST;
gint _clutter_keymap_x11_get_key_group (ClutterModifierType state);
G_END_DECLS
#endif /* __CLUTTER_KEYMAP_X11_H__ */