Files
squeekboard/src/eekboard.c
2010-06-12 07:29:25 +09:00

440 lines
14 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
*/
#include <clutter-gtk/clutter-gtk.h>
#include <fakekey/fakekey.h>
#include <glib/gi18n.h>
#include <gdk/gdkx.h>
#include <gtk/gtk.h>
#include <libxklavier/xklavier.h>
#include <string.h>
#include <stdlib.h>
#include <stdio.h>
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif /* HAVE_CONFIG_H */
#include "eek/eek-clutter.h"
#include "eek/eek-xkl.h"
#define CSW 640
#define CSH 480
static gchar *window_id = NULL;
gfloat stage_width, stage_height;
Display *display;
FakeKey *fakekey;
Window target;
EekLayout *layout;
EekKeyboard *eek_keyboard;
static void on_monitor_key_event_toggled (GtkToggleAction *action,
GtkWidget *window);
static const GOptionEntry options[] = {
{"window-id", '\0', 0, G_OPTION_ARG_STRING, &window_id,
"the target window ID; use xwininfo to obtain the value", NULL},
{NULL},
};
static const GtkActionEntry action_entry[] = {
{"FileMenu", NULL, N_("_File")},
{"KeyboardMenu", NULL, N_("_Keyboard")},
{"HelpMenu", NULL, N_("_Help")},
{"Quit", GTK_STOCK_QUIT, NULL, NULL, NULL, G_CALLBACK (gtk_main_quit)},
{"SetLayout", NULL, N_("Set Layout"), NULL, NULL, NULL},
{"About", GTK_STOCK_ABOUT, NULL, NULL, NULL, NULL}
};
static const GtkToggleActionEntry toggle_action_entry[] = {
{"MonitorKeyEvent", NULL, N_("Monitor Key Typing"), NULL, NULL,
G_CALLBACK(on_monitor_key_event_toggled), FALSE}
};
static void
on_monitor_key_event_toggled (GtkToggleAction *action,
GtkWidget *window)
{
gboolean active;
active = gtk_toggle_action_get_active (action);
g_object_set (G_OBJECT(window), "accept_focus", active, NULL);
g_object_set (G_OBJECT(window), "can_focus", active, NULL);
}
struct _EekBoardLayoutVariant {
gchar *layout;
gchar *variant;
};
typedef struct _EekBoardLayoutVariant EekBoardLayoutVariant;
static void
on_key_pressed (EekKeyboard *keyboard,
EekKey *key)
{
fakekey_press_keysym (fakekey, eek_key_get_keysym (key), 0);
}
static void
on_key_released (EekKeyboard *keyboard,
EekKey *key)
{
fakekey_release (fakekey);
}
static void
on_activate (GtkAction *action, gpointer user_data)
{
EekBoardLayoutVariant *config = user_data;
gchar *layouts[2], *variants[2], **vp = NULL;
layouts[0] = config->layout;
layouts[1] = NULL;
if (config->variant) {
variants[0] = config->variant;
variants[1] = NULL;
vp = variants;
}
eek_xkl_layout_set_config (EEK_XKL_LAYOUT(layout), layouts, vp, NULL);
}
static EekKeyboard *
create_keyboard (ClutterActor *stage,
EekLayout *layout,
gfloat width,
gfloat height)
{
EekKeyboard *keyboard;
ClutterActor *actor;
keyboard = eek_clutter_keyboard_new (width, height);
g_signal_connect (keyboard, "key-pressed",
G_CALLBACK(on_key_pressed), NULL);
g_signal_connect (keyboard, "key-released",
G_CALLBACK(on_key_released), NULL);
eek_keyboard_set_layout (keyboard, layout);
actor = eek_clutter_keyboard_get_actor (EEK_CLUTTER_KEYBOARD(keyboard));
clutter_actor_set_name (actor, "keyboard");
clutter_actor_get_size (actor, &width, &height);
clutter_container_add_actor (CLUTTER_CONTAINER(stage), actor);
clutter_actor_set_size (stage, width, height);
return keyboard;
}
/* FIXME: EekKeyboard should handle relayout by itself. */
static void
on_changed (EekLayout *layout, gpointer user_data)
{
ClutterActor *stage = user_data, *actor;
gfloat width, height;
clutter_actor_get_size (stage, &width, &height);
actor = clutter_container_find_child_by_name (stage, "keyboard");
/* FIXME: currently keyboard must be finalized before actor. */
g_object_unref (eek_keyboard);
if (actor)
clutter_container_remove_actor (CLUTTER_CONTAINER(stage), actor);
eek_keyboard = create_keyboard (stage, layout, width, height);
}
static const char ui_description[] =
"<ui>"
" <menubar name='MainMenu'>"
" <menu action='FileMenu'>"
" <menuitem action='Quit'/>"
" </menu>"
" <menu action='KeyboardMenu'>"
" <menuitem action='MonitorKeyEvent'/>"
" <menu action='SetLayout'>"
" <placeholder name='LayoutsPH'/>"
" </menu>"
" </menu>"
" <menu action='HelpMenu'>"
" <menuitem action='About'/>"
" </menu>"
" </menubar>"
"</ui>";
#define SET_LAYOUT_UI_PATH "/MainMenu/KeyboardMenu/SetLayout/LayoutsPH"
struct _EekBoardAddLayoutData {
GtkUIManager *ui_manager;
GtkActionGroup *action_group;
guint merge_id;
};
typedef struct _EekBoardAddLayoutData EekBoardAddLayoutData;
struct _EekBoardAddVariantData {
gchar *name;
gchar *description;
};
typedef struct _EekBoardAddVariantData EekBoardAddVariantData;
static void
variant_callback (XklConfigRegistry *registry,
XklConfigItem *item,
gpointer user_data)
{
EekBoardAddVariantData *variant_data;
GSList **head = user_data;
variant_data = g_slice_new (EekBoardAddVariantData);
variant_data->name = g_strdup (item->name);
variant_data->description = g_strdup (item->description);
*head = g_slist_prepend (*head, variant_data);
}
static void
layout_callback (XklConfigRegistry *registry,
XklConfigItem *item,
gpointer user_data)
{
GtkAction *action;
EekBoardAddLayoutData *layout_data = user_data;
GSList *variants = NULL;
char layout_action_name[128], variant_action_name[128];
EekBoardLayoutVariant *data;
g_snprintf (layout_action_name, sizeof (layout_action_name),
"SetLayout%s", item->name);
action = gtk_action_new (layout_action_name, item->description, NULL, NULL);
gtk_action_group_add_action (layout_data->action_group, action);
xkl_config_registry_foreach_layout_variant (registry,
item->name,
variant_callback,
&variants);
if (!variants) {
data = g_slice_new (EekBoardLayoutVariant);
data->layout = g_strdup (item->name);
data->variant = NULL;
g_signal_connect (action, "activate", G_CALLBACK (on_activate),
data);
g_object_unref (action);
gtk_ui_manager_add_ui (layout_data->ui_manager, layout_data->merge_id,
SET_LAYOUT_UI_PATH,
layout_action_name, layout_action_name,
GTK_UI_MANAGER_MENUITEM, FALSE);
} else {
char layout_path[128];
GSList *head;
g_object_unref (action);
gtk_ui_manager_add_ui (layout_data->ui_manager,
layout_data->merge_id,
SET_LAYOUT_UI_PATH,
layout_action_name, layout_action_name,
GTK_UI_MANAGER_MENU, FALSE);
g_snprintf (layout_path, sizeof (layout_path),
SET_LAYOUT_UI_PATH "/%s", layout_action_name);
for (head = variants; head; head = head->next) {
EekBoardAddVariantData *variant_data = head->data;
g_snprintf (variant_action_name, sizeof (variant_action_name),
"SetVariant%s%s", item->name, variant_data->name);
action = gtk_action_new (variant_action_name,
variant_data->description,
NULL,
NULL);
data = g_slice_new (EekBoardLayoutVariant);
data->layout = g_strdup (item->name);
data->variant = g_strdup (variant_data->name);
g_signal_connect (action, "activate", G_CALLBACK (on_activate),
data);
gtk_action_group_add_action (layout_data->action_group, action);
g_object_unref (action);
gtk_ui_manager_add_ui (layout_data->ui_manager,
layout_data->merge_id,
layout_path,
variant_action_name, variant_action_name,
GTK_UI_MANAGER_MENUITEM, FALSE);
g_free (variant_data->name);
g_free (variant_data->description);
g_slice_free (EekBoardAddVariantData, variant_data);
}
g_slist_free (variants);
}
}
static void
create_menus (GtkWidget *window, GtkUIManager * ui_manager)
{
GtkActionGroup *action_group;
action_group = gtk_action_group_new ("MenuActions");
gtk_action_group_add_actions (action_group, action_entry,
G_N_ELEMENTS (action_entry), window);
gtk_action_group_add_toggle_actions (action_group, toggle_action_entry,
G_N_ELEMENTS (toggle_action_entry), window);
gtk_ui_manager_insert_action_group (ui_manager, action_group, 0);
gtk_ui_manager_add_ui_from_string (ui_manager, ui_description, -1, NULL);
EekBoardAddLayoutData data;
data.action_group = gtk_action_group_new ("Layouts");
gtk_ui_manager_insert_action_group (ui_manager, data.action_group, -1);
data.merge_id = gtk_ui_manager_new_merge_id (ui_manager);
XklEngine *engine;
XklConfigRegistry *registry;
engine = xkl_engine_get_instance (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()));
registry = xkl_config_registry_get_instance (engine);
xkl_config_registry_load (registry, FALSE);
data.ui_manager = ui_manager;
data.action_group = action_group;
xkl_config_registry_foreach_layout (registry, layout_callback, &data);
}
static void
on_resize (GObject *object,
GParamSpec *param_spec,
gpointer user_data)
{
GValue value = {0};
gfloat width, height, scale;
ClutterActor *stage = CLUTTER_ACTOR(object);
g_object_get (G_OBJECT(stage), "width", &width, NULL);
g_object_get (G_OBJECT(stage), "height", &height, NULL);
g_value_init (&value, G_TYPE_DOUBLE);
scale = width > height ? width / stage_width : width / stage_height;
g_value_set_double (&value, scale);
g_object_set_property (G_OBJECT (stage),
"scale-x",
&value);
g_value_set_double (&value, scale);
g_object_set_property (G_OBJECT (stage),
"scale-y",
&value);
}
int
main (int argc, char *argv[])
{
ClutterActor *stage;
ClutterColor stage_color = { 0xff, 0xff, 0xff, 0xff };
GOptionContext *context;
GtkWidget *menubar, *embed, *vbox, *window;
GtkUIManager *ui_manager;
context = g_option_context_new ("eekboard");
g_option_context_add_main_entries (context, options, NULL);
g_option_context_parse (context, &argc, &argv, NULL);
g_option_context_free (context);
clutter_init (&argc, &argv);
gtk_init (&argc, &argv);
display = GDK_DISPLAY_XDISPLAY (gdk_display_get_default ());
if (!display) {
fprintf (stderr, "Can't open display\n");
exit (1);
}
if (window_id) {
if (strncmp (window_id, "0x", 2) == 0)
target = strtol (window_id[2], NULL, 16);
else
target = strtol (window_id, NULL, 10);
} else {
int revert_to;
XGetInputFocus (display, &target, &revert_to);
}
fakekey = fakekey_init (display);
if (!fakekey) {
fprintf (stderr, "Can't init fakekey\n");
exit (1);
}
window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
gtk_widget_set_can_focus (window, FALSE);
g_object_set (G_OBJECT(window), "accept_focus", FALSE, NULL);
gtk_window_set_title (GTK_WINDOW(window), "Keyboard");
g_signal_connect (G_OBJECT (window), "destroy",
G_CALLBACK (gtk_main_quit), NULL);
vbox = gtk_vbox_new (FALSE, 0);
ui_manager = gtk_ui_manager_new ();
create_menus (window, ui_manager);
menubar = gtk_ui_manager_get_widget (ui_manager, "/MainMenu");
gtk_box_pack_start (GTK_BOX (vbox), menubar, FALSE, FALSE, 0);
embed = gtk_clutter_embed_new ();
gtk_widget_set_can_focus (embed, TRUE);
gtk_container_add (GTK_CONTAINER(vbox), embed);
gtk_container_add (GTK_CONTAINER(window), vbox);
stage = gtk_clutter_embed_get_stage (GTK_CLUTTER_EMBED(embed));
clutter_stage_set_color (CLUTTER_STAGE(stage), &stage_color);
clutter_stage_set_user_resizable (CLUTTER_STAGE (stage), TRUE);
layout = eek_xkl_layout_new ();
if (!layout) {
fprintf (stderr, "Failed to create layout\n");
exit (1);
}
clutter_actor_show (stage); /* workaround for clutter-gtk (<= 0.10.2) */
eek_keyboard = create_keyboard (stage, layout, CSW, CSH);
if (!eek_keyboard) {
g_object_unref (layout);
fprintf (stderr, "Failed to create keyboard\n");
exit (1);
}
clutter_actor_get_size (stage, &stage_width, &stage_height);
clutter_actor_show_all (stage);
g_signal_connect (layout, "changed",
G_CALLBACK(on_changed), stage);
g_signal_connect (stage,
"notify::width",
G_CALLBACK (on_resize),
NULL);
g_signal_connect (stage,
"notify::height",
G_CALLBACK (on_resize),
NULL);
gtk_widget_set_size_request (embed, stage_width, stage_height);
gtk_widget_show_all (window);
gtk_widget_set_size_request (embed, -1, -1);
gtk_main ();
return 0;
}