Files
squeekboard/eek/eek-xkl-layout.c
2010-06-11 17:56:32 +09:00

334 lines
10 KiB
C

/*
* Copyright (C) 2010 Daiki Ueno <ueno@unixuser.org>
* Copyright (C) 2010 Red Hat, Inc.
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301 USA
*/
/**
* SECTION:eek-xkl-layout
* @short_description: Layout engine using Libxklavier configuration
*
* The #EekXklLayout is a simple wrapper around #EekXkbLayout class
* to use Libxklavier configuration.
*/
#include <libxklavier/xklavier.h>
#include <gdk/gdkx.h>
#include <string.h>
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif /* HAVE_CONFIG_H */
#include "eek-xkl-layout.h"
#define noKBDRAW_DEBUG
static void eek_layout_iface_init (EekLayoutIface *iface);
static EekLayoutIface *parent_layout_iface;
G_DEFINE_TYPE_WITH_CODE (EekXklLayout, eek_xkl_layout, EEK_TYPE_XKB_LAYOUT,
G_IMPLEMENT_INTERFACE(EEK_TYPE_LAYOUT,
eek_layout_iface_init));
#define EEK_XKL_LAYOUT_GET_PRIVATE(obj) \
(G_TYPE_INSTANCE_GET_PRIVATE ((obj), EEK_TYPE_XKL_LAYOUT, EekXklLayoutPrivate))
enum {
PROP_0,
PROP_LAYOUTS,
PROP_VARIANTS,
PROP_OPTIONS,
PROP_LAST
};
struct _EekXklLayoutPrivate
{
XklEngine *engine;
XklConfigRec config;
};
/* from gnome-keyboard-properties-xkbpv.c:
* BAD STYLE: Taken from xklavier_private_xkb.h
* Any ideas on architectural improvements are WELCOME
*/
extern gboolean xkl_xkb_config_native_prepare (XklEngine * engine,
const XklConfigRec * data,
XkbComponentNamesPtr
component_names);
extern void xkl_xkb_config_native_cleanup (XklEngine * engine,
XkbComponentNamesPtr
component_names);
static void get_xkb_component_names (EekXklLayout *layout);
static gint
eek_xkl_layout_real_get_group (EekLayout *self)
{
EekXklLayoutPrivate *priv = EEK_XKL_LAYOUT_GET_PRIVATE (self);
XklState *state;
state = xkl_engine_get_current_state (priv->engine);
g_return_val_if_fail (state, -1);
return state->group;
}
static void
eek_layout_iface_init (EekLayoutIface *iface)
{
parent_layout_iface = g_type_interface_peek_parent (iface);
if (!parent_layout_iface)
parent_layout_iface = g_type_default_interface_peek (EEK_TYPE_LAYOUT);
iface->get_group = eek_xkl_layout_real_get_group;
}
static void
eek_xkl_layout_finalize (GObject *object)
{
EekXklLayoutPrivate *priv = EEK_XKL_LAYOUT_GET_PRIVATE (object);
g_free (priv->config.layouts);
g_free (priv->config.variants);
g_free (priv->config.options);
G_OBJECT_CLASS (eek_xkl_layout_parent_class)->finalize (object);
}
static void
eek_xkl_layout_set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec)
{
switch (prop_id)
{
case PROP_LAYOUTS:
eek_xkl_layout_set_layouts (EEK_XKL_LAYOUT(object),
g_value_get_boxed (value));
break;
case PROP_VARIANTS:
eek_xkl_layout_set_variants (EEK_XKL_LAYOUT(object),
g_value_get_boxed (value));
break;
case PROP_OPTIONS:
eek_xkl_layout_set_options (EEK_XKL_LAYOUT(object),
g_value_get_boxed (value));
break;
default:
g_object_set_property (object,
g_param_spec_get_name (pspec),
value);
break;
}
}
static void
eek_xkl_layout_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec)
{
switch (prop_id)
{
case PROP_LAYOUTS:
g_value_set_boxed
(value,
eek_xkl_layout_get_layouts (EEK_XKL_LAYOUT(object)));
break;
case PROP_VARIANTS:
g_value_set_boxed
(value,
eek_xkl_layout_get_variants (EEK_XKL_LAYOUT(object)));
break;
case PROP_OPTIONS:
g_value_set_boxed
(value,
eek_xkl_layout_get_options (EEK_XKL_LAYOUT(object)));
break;
default:
g_object_get_property (object,
g_param_spec_get_name (pspec),
value);
break;
}
}
static void
eek_xkl_layout_class_init (EekXklLayoutClass *klass)
{
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
GParamSpec *pspec;
g_type_class_add_private (gobject_class, sizeof (EekXklLayoutPrivate));
gobject_class->finalize = eek_xkl_layout_finalize;
gobject_class->set_property = eek_xkl_layout_set_property;
gobject_class->get_property = eek_xkl_layout_get_property;
pspec = g_param_spec_boxed ("layouts",
"Layouts",
"Libxklavier layouts",
G_TYPE_STRV,
G_PARAM_READWRITE);
g_object_class_install_property (gobject_class, PROP_LAYOUTS, pspec);
pspec = g_param_spec_boxed ("variants",
"Variants",
"Libxklavier variants",
G_TYPE_STRV,
G_PARAM_READWRITE);
g_object_class_install_property (gobject_class, PROP_VARIANTS, pspec);
pspec = g_param_spec_boxed ("options",
"Options",
"Libxklavier options",
G_TYPE_STRV,
G_PARAM_READWRITE);
g_object_class_install_property (gobject_class, PROP_OPTIONS, pspec);
}
static void
on_state_changed (XklEngine *xklengine,
XklEngineStateChange type,
gint value,
gboolean restore,
gpointer user_data)
{
EekLayout *layout = user_data;
if (type == GROUP_CHANGED)
g_signal_emit_by_name (layout, "group_changed", value);
}
static void
eek_xkl_layout_init (EekXklLayout *self)
{
EekXklLayoutPrivate *priv;
Display *display;
priv = self->priv = EEK_XKL_LAYOUT_GET_PRIVATE (self);
memset (&priv->config, 0, sizeof priv->config);
display = GDK_DISPLAY_XDISPLAY (gdk_display_get_default ());
g_return_if_fail (display);
priv->engine = xkl_engine_get_instance (display);
g_signal_connect (priv->engine, "X-state-changed",
G_CALLBACK(on_state_changed), self);
xkl_config_rec_get_from_server (&priv->config, priv->engine);
get_xkb_component_names (self);
xkl_engine_start_listen (priv->engine, XKLL_TRACK_KEYBOARD_STATE);
}
EekLayout *
eek_xkl_layout_new (void)
{
return g_object_new (EEK_TYPE_XKL_LAYOUT, NULL);
}
void
eek_xkl_layout_set_config (EekXklLayout *layout,
gchar **layouts,
gchar **variants,
gchar **options)
{
EekXklLayoutPrivate *priv = EEK_XKL_LAYOUT_GET_PRIVATE (layout);
g_return_if_fail (priv);
g_strfreev (priv->config.layouts);
priv->config.layouts = g_strdupv (layouts);
g_strfreev (priv->config.variants);
priv->config.variants = g_strdupv (variants);
g_strfreev (priv->config.options);
priv->config.options = g_strdupv (options);
get_xkb_component_names (layout);
}
void
eek_xkl_layout_set_layouts (EekXklLayout *layout, gchar **layouts)
{
EekXklLayoutPrivate *priv = EEK_XKL_LAYOUT_GET_PRIVATE (layout);
g_return_if_fail (priv);
g_strfreev (priv->config.layouts);
priv->config.layouts = g_strdupv (layouts);
get_xkb_component_names (layout);
}
void
eek_xkl_layout_set_variants (EekXklLayout *layout, gchar **variants)
{
EekXklLayoutPrivate *priv = EEK_XKL_LAYOUT_GET_PRIVATE (layout);
g_return_if_fail (priv);
g_strfreev (priv->config.variants);
priv->config.variants = g_strdupv (variants);
get_xkb_component_names (layout);
}
void
eek_xkl_layout_set_options (EekXklLayout *layout, gchar **options)
{
EekXklLayoutPrivate *priv = EEK_XKL_LAYOUT_GET_PRIVATE (layout);
g_return_if_fail (priv);
g_strfreev (priv->config.options);
priv->config.options = g_strdupv (options);
get_xkb_component_names (layout);
}
gchar **
eek_xkl_layout_get_layouts (EekXklLayout *layout)
{
EekXklLayoutPrivate *priv = EEK_XKL_LAYOUT_GET_PRIVATE (layout);
g_return_val_if_fail (priv, NULL);
return priv->config.layouts;
}
gchar **
eek_xkl_layout_get_variants (EekXklLayout *layout)
{
EekXklLayoutPrivate *priv = EEK_XKL_LAYOUT_GET_PRIVATE (layout);
g_return_val_if_fail (priv, NULL);
return priv->config.variants;
}
gchar **
eek_xkl_layout_get_options (EekXklLayout *layout)
{
EekXklLayoutPrivate *priv = EEK_XKL_LAYOUT_GET_PRIVATE (layout);
g_return_val_if_fail (priv, NULL);
return priv->config.options;
}
static void
get_xkb_component_names (EekXklLayout *layout)
{
EekXklLayoutPrivate *priv = layout->priv;
XkbComponentNamesRec names;
if (xkl_xkb_config_native_prepare (priv->engine, &priv->config, &names)) {
g_debug ("symbols = \"%s\"", names.symbols);
EEK_XKB_LAYOUT_GET_CLASS (layout)->
set_names (EEK_XKB_LAYOUT(layout), &names);
xkl_xkb_config_native_cleanup (priv->engine, &names);
}
}