shiki/shiki/shiki.c

/* vim: set encoding=utf8:
 *
 * shiki.c
 *
 * Copyright(C)2006 WAKATSUKI toshihiro
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 *
 * $Id: shiki.c,v 1.5 2006/11/03 08:02:51 aloha Exp $
 */

#include<gauche.h>
#include<gtk/gtk.h>
#include<gdk/gdkkeysyms.h>

static gint editor_indent_width = 2;
static GtkWidget *editor_window;

/* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃 */
static gchar* get_all_buffer_contents(GtkTextBuffer *buffer) {
  GtkTextIter start, end;
  gtk_text_buffer_get_start_iter(buffer, &start);
  gtk_text_buffer_get_end_iter(buffer, &end);
  return gtk_text_buffer_get_text(buffer, &start, &end, FALSE);
}

/* buffer 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 filename 鐃緒申鐃緒申鐃緒申鐃緒申鐃 */
static gboolean save_text_buffer(const gchar *filename, GtkTextBuffer *buffer) {
  gchar *contents, *text;
  gsize br, bw;
  GError *err = NULL;

  if(!filename) return FALSE;
  contents = get_all_buffer_contents(buffer);
  text = g_locale_from_utf8(contents, -1, &br, &bw, &err);
  /* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃 */
  g_file_set_contents(filename, text, -1, NULL);
  gtk_text_buffer_set_modified(buffer, FALSE);
  g_free(contents); g_free(text);
  return TRUE;
}

/* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申msg 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
static gchar *get_filename_from_dialog(const gchar *msg) {

  GtkWidget *dialog = gtk_file_selection_new(msg);
  int resp = gtk_dialog_run(GTK_DIALOG(dialog));
  gchar *filename = NULL;

  /* gtk_file_selection_get_filename 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
  if(resp == GTK_RESPONSE_OK)
    filename = g_strdup(gtk_file_selection_get_filename(GTK_FILE_SELECTION(dialog)));

  gtk_widget_destroy(dialog);
  return filename;
}
/* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
static GtkTextView* get_text_view_from_current_tabpage(GtkNotebook* notebook) {
  gint pagenum = gtk_notebook_get_current_page(notebook);
  GtkScrolledWindow *scrolledwindow = GTK_SCROLLED_WINDOW(gtk_notebook_get_nth_page(notebook, pagenum));
  /* GtkBin 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
  return GTK_TEXT_VIEW(gtk_bin_get_child(GTK_BIN(scrolledwindow)));
}


/* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
static GtkTextBuffer* get_text_buffer_from_current_tabpage(GtkNotebook* notebook) {
  return gtk_text_view_get_buffer(get_text_view_from_current_tabpage(notebook));
}

/* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃 */

/* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃 */
static void save_file_from_notebook(GtkNotebook *notebook) {
  GtkTextBuffer *buffer = get_text_buffer_from_current_tabpage(notebook);
  gchar *filename;
  gint current_page;

  /* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
  if(!gtk_text_buffer_get_modified(buffer)) return;

  /* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃 */
  current_page = gtk_notebook_get_current_page(notebook);
  filename = g_strdup(gtk_notebook_get_tab_label_text(notebook, gtk_notebook_get_nth_page(notebook, current_page)));

  /* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
  if(!filename || g_ascii_strcasecmp("*scratch*", filename) == 0) {
    g_free(filename);
    if(!save_text_buffer(filename = get_filename_from_dialog("Save File As ..."), buffer))
      return;
  } else
    save_text_buffer(filename, buffer);

  gtk_notebook_set_tab_label_text(GTK_NOTEBOOK(notebook),
      gtk_notebook_get_nth_page(GTK_NOTEBOOK(notebook), current_page),
      filename);
  gtk_window_set_title (GTK_WINDOW (editor_window), filename);
  g_free(filename);
}

/* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃 */
static void save_file_handler(GtkWidget *widget, GtkWidget *notebook) {
  save_file_from_notebook(GTK_NOTEBOOK(notebook));
}

/* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃 */
static void save_file_as_from_notebook(GtkNotebook *notebook) {
  gint current_page;
  GtkTextBuffer *buffer = get_text_buffer_from_current_tabpage(notebook);
  gchar *filename = get_filename_from_dialog("Save File As ...");

  if(!save_text_buffer(filename, buffer)) return;

  current_page = gtk_notebook_get_current_page(GTK_NOTEBOOK(notebook));
  gtk_notebook_set_tab_label_text(GTK_NOTEBOOK(notebook),
      gtk_notebook_get_nth_page(GTK_NOTEBOOK(notebook), current_page),
      filename);

  gtk_window_set_title (GTK_WINDOW (editor_window), filename);

  g_free(filename);
}

/* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃 */
static void save_file_as_handler(GtkWidget *widget, GtkWidget *notebook) {
  save_file_as_from_notebook(GTK_NOTEBOOK(notebook));
}

/* YES 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申NO 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 callback */
void really_quit_dialog_yes(GtkWidget *widget, gboolean *flag){*flag = FALSE;}
void really_quit_dialog_no(GtkWidget *widget, gint *flag){*flag = TRUE;}

/* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃 ? */
gboolean not_yet_save_changes_really_quit(GtkTextBuffer *buffer) {
  GtkWidget *yes_button, *no_button;
  static GtkWidget *dialog_window = NULL;

  /* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃 */
  if(!gtk_text_buffer_get_modified(buffer)) return FALSE;

  if(dialog_window == NULL) {
    gboolean flag = TRUE;
    dialog_window = gtk_dialog_new ();

    /* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃 ? 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃 */
    g_signal_connect(G_OBJECT(dialog_window), "delete_event", G_CALLBACK(gtk_false), NULL);
    g_signal_connect(G_OBJECT(dialog_window), "destroy", G_CALLBACK(gtk_main_quit), NULL);
    gtk_box_pack_start (GTK_BOX (GTK_DIALOG (dialog_window)->vbox), 
        gtk_label_new("鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申\n鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃 ?"), TRUE, TRUE, 0);
    gtk_window_set_title(GTK_WINDOW (dialog_window), "Really Quit ?");
    /* YES 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
    yes_button = gtk_button_new_with_label("鐃緒申鐃緒申鐃緒申 (Y)");
    g_signal_connect(GTK_OBJECT(yes_button), "clicked", G_CALLBACK(really_quit_dialog_yes), &flag);
    g_signal_connect_swapped(GTK_OBJECT(yes_button), "clicked", G_CALLBACK(gtk_widget_destroy), G_OBJECT(dialog_window));
    gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dialog_window)->action_area),  yes_button, TRUE, TRUE, 0);

    /* NO 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
    no_button = gtk_button_new_with_label("鐃緒申鐃緒申鐃緒申鐃緒申鐃 (N)");
    g_signal_connect(GTK_OBJECT(no_button), "clicked", G_CALLBACK(really_quit_dialog_no), &flag);
    g_signal_connect_swapped(GTK_OBJECT(no_button), "clicked", G_CALLBACK(gtk_widget_destroy), G_OBJECT(dialog_window));
    gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dialog_window)->action_area),  no_button, TRUE, TRUE, 0);

    gtk_window_set_modal(GTK_WINDOW(dialog_window), TRUE);
    gtk_window_set_transient_for(GTK_WINDOW(dialog_window), GTK_WINDOW (editor_window));

    gtk_widget_show_all(dialog_window);
    gtk_main ();
    dialog_window = NULL;

    /* "delete_event" 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃 FALSE 鐃緒申鐃緒申鐃緒申鐃緒申鐃?quot;destory" 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申window 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
    return flag;
  }
  return TRUE;
}

/* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
gboolean delete_event_handler(GtkWidget *widget, GdkEvent *event, GtkWidget *buffer){
  return not_yet_save_changes_really_quit(GTK_TEXT_BUFFER(buffer));
}

/* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
static GtkWidget *new_scrolled_text_buffer() {

  GtkWidget *scrolledwindow, *view;
  GtkTextBuffer *buffer;

  /* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
  scrolledwindow = gtk_scrolled_window_new(NULL, NULL);
  gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW(scrolledwindow), GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);

  /* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
  view = gtk_text_view_new();
  buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(view));
  gtk_container_add(GTK_CONTAINER(scrolledwindow), view);
  g_signal_connect(G_OBJECT(editor_window), "delete_event", G_CALLBACK(delete_event_handler), buffer);
  gtk_widget_set_size_request(GTK_WIDGET(view), 500, 500);

  /* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
  /* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
  gtk_text_buffer_create_tag (buffer, "parent_emphasis_background", "background", "green", NULL);

  return scrolledwindow;
}

/* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃 */
static void open_file_from_notebook(GtkNotebook *notebook) {
  gchar *contents, *text;
  gsize br, bw, len;
  GError *err = NULL;

  gchar *filename = get_filename_from_dialog("File Selection");

  if(!filename) return;

  if(g_file_get_contents(filename, &contents, &len, NULL)) {
    GtkTextBuffer *buffer;
    GtkWidget *scrolledwindow;
    GtkTextIter p;

    /* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
    gtk_notebook_append_page(GTK_NOTEBOOK(notebook),
        scrolledwindow = new_scrolled_text_buffer(),
        gtk_label_new(filename));
    buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(gtk_bin_get_child(GTK_BIN(scrolledwindow))));

    if(!(text = g_locale_to_utf8(contents, -1, &br, &bw, &err)))
      gtk_text_buffer_set_text(buffer, contents, len);
    else
      gtk_text_buffer_set_text(buffer, text, len);

    /* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
    gtk_text_buffer_set_modified(buffer, FALSE);
    /* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
    gtk_text_buffer_get_start_iter(buffer, &p);
    gtk_text_buffer_place_cursor(buffer, &p);
    gtk_window_set_title (GTK_WINDOW (editor_window), filename);
    gtk_widget_show_all(GTK_WIDGET(notebook));
    g_free(contents); g_free(text); g_free(filename);
  } else
    g_printerr("Get file contents error !\n");
}

/* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃 */
static void open_file_handler(GtkWidget *widget,  GtkWidget *notebook) {
  open_file_from_notebook(GTK_NOTEBOOK(notebook));
}

/* gauche 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃 */
static gchar *eval_cstring_by_gauche(gchar *s) {
  gchar *msg;

  ScmObj result, error; 
  /* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
  ScmObj os = Scm_MakeOutputStringPort(TRUE);

  /* Scheme 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃 */
  /* http://alohakun.blog7.fc2.com/blog-entry-517.html */
  Scm_Define(Scm_UserModule(), SCM_SYMBOL(SCM_INTERN("*input*")), SCM_MAKE_STR(s));
  Scm_Define(Scm_UserModule(), SCM_SYMBOL(SCM_INTERN("*error*")), SCM_FALSE);

  result = Scm_EvalCString("(guard (e (else (set! *error* e) #f)) (eval (read-from-string *input*) (current-module)))", SCM_OBJ(Scm_UserModule()));

  error = Scm_GlobalVariableRef(Scm_UserModule(), SCM_SYMBOL(SCM_INTERN("*error*")), 0);

  /* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃 */
  if (!SCM_FALSEP(error))
    Scm_Write(error, os, SCM_WRITE_DISPLAY);
  else
    Scm_Write(result, os, SCM_WRITE_DISPLAY);

  msg = Scm_GetString(SCM_STRING(Scm_GetOutputString(SCM_PORT(os))));
  /* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
  Scm_ClosePort(SCM_PORT(os));

  return msg;
}

/* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 S 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
static void buffer_exec_handler(GtkWidget *widget,  GtkWidget *notebook) {
  GtkTextBuffer *buffer = get_text_buffer_from_current_tabpage(GTK_NOTEBOOK(notebook));

  GtkTextIter start, end, p;
  gchar *code;
  gtk_text_buffer_get_end_iter(buffer, &p);
  gtk_text_buffer_insert(buffer, &p, "\n\n", -1);

  /* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
  if(gtk_text_buffer_get_selection_bounds(buffer, &start, &end)) {
    code = gtk_text_buffer_get_text(buffer, &start, &end, FALSE);
    gtk_text_buffer_insert(buffer, &p, eval_cstring_by_gauche(code), -1);
    g_free(code);
  }

}

// GtkTextCharPredicate
static gboolean is_kakko_or_kokka(gunichar ch, gpointer p) {
  return ch == '(' || ch == ')';
}
static gboolean is_kokka(gunichar ch, gpointer p) {return ch == ')';}


/* ')' 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃 '(' 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 (S 鐃緒申鐃? 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃 */
static gboolean search_sexp_string(GtkTextIter *start) {
  gint nest_level = 0;
  /* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃 S 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
  while(1) {
    if(!gtk_text_iter_backward_find_char(start, is_kakko_or_kokka, NULL, NULL))
      return FALSE;

    if(gtk_text_iter_get_char(start) == ')')
      nest_level++;
    else {
      if(!nest_level)
        break;
      else
        nest_level--;
    }
  }
  return TRUE;
}

/* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
static gint get_parent_nest_level_at_cursor(GtkTextBuffer *buffer) {
  gint nest_level = 0;
  GtkTextIter start, end;
  gtk_text_buffer_get_start_iter(buffer, &start);
  if(gtk_text_iter_get_char(&start) == '(') nest_level++;

  /* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃 (= end) 鐃緒申鐃緒申鐃緒申鐃緒申鐃 */
  gtk_text_buffer_get_iter_at_mark(buffer,&end, gtk_text_buffer_get_insert(buffer));

  while(1) {
    /* end 鐃緒申鐃緒申鐃緒申 '(' 鐃緒申鐃 ')' 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃 */
    if(!gtk_text_iter_forward_find_char(&start, is_kakko_or_kokka, NULL, &end))
      return nest_level;

    if(gtk_text_iter_get_char(&start) == '(')
      nest_level++;
    else 
      nest_level--;
  }
}

/* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
static void switch_page(GtkNotebook *notebook, GtkNotebookPage *page, guint pagenum, gpointer p) {
  /* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
  gtk_window_set_title (GTK_WINDOW(editor_window), gtk_notebook_get_tab_label_text(notebook, GTK_WIDGET(gtk_notebook_get_nth_page(notebook, pagenum))));
}

/* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃 on/off */
static void tabsborder_on_off(GtkButton *button, GtkNotebook *notebook) {
  gint tval = FALSE;
  gint bval = FALSE;
  if(notebook->show_tabs == FALSE)
    tval = TRUE; 
  if(notebook->show_border == FALSE)
    bval = TRUE;

  gtk_notebook_set_show_tabs(notebook, tval);
  gtk_notebook_set_show_border(notebook, bval);
}

/* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
static void remove_tabpage(GtkNotebook *notebook) {
  GtkTextBuffer *buffer = get_text_buffer_from_current_tabpage(notebook);
  if(!not_yet_save_changes_really_quit(buffer)) {
    gint page = gtk_notebook_get_current_page(notebook);
    gtk_notebook_remove_page(notebook, page);
    /* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃 */
    gtk_widget_queue_draw(GTK_WIDGET(notebook));
  }
}

static void remove_tabpage_handler(GtkButton *button, GtkWidget *notebook) {
  remove_tabpage(GTK_NOTEBOOK(notebook));
}

/* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
static void append_tabpage(GtkButton *button, GtkNotebook *notebook) {
  gtk_notebook_append_page(notebook, new_scrolled_text_buffer(), gtk_label_new("*scratch*"));
  gtk_widget_show_all(GTK_WIDGET(notebook));
}

/* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
static void rotate_tab_position(GtkButton   *button, GtkNotebook *notebook ) {
  gtk_notebook_set_tab_pos(notebook, (notebook->tab_pos + 1) % 4);
}

/* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */

/* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃 ^npfb */
static void forward_buffer_from_current_tabpage(GtkNotebook *notebook) {
  GtkTextBuffer *b = get_text_buffer_from_current_tabpage(notebook);
  GtkTextIter p;
  gtk_text_buffer_get_iter_at_mark(b,&p, gtk_text_buffer_get_insert(b));
  gtk_text_iter_forward_char(&p);
  gtk_text_buffer_place_cursor(b, &p);
}
static void backward_buffer_from_current_tabpage(GtkNotebook *notebook) {
  GtkTextBuffer *b = get_text_buffer_from_current_tabpage(notebook);
  GtkTextIter p;
  gtk_text_buffer_get_iter_at_mark(b,&p, gtk_text_buffer_get_insert(b));
  gtk_text_iter_backward_char(&p);
  gtk_text_buffer_place_cursor(b, &p);
}
static void line_forward_buffer_from_current_tabpage(GtkNotebook *notebook) {
  GtkTextView *v = get_text_view_from_current_tabpage(notebook);
  GtkTextBuffer *b = gtk_text_view_get_buffer(v);
  GtkTextIter p;
  gtk_text_buffer_get_iter_at_mark(b,&p, gtk_text_buffer_get_insert(b));
  gtk_text_view_forward_display_line(v, &p);
  gtk_text_buffer_place_cursor(b, &p);
}
static void line_backward_buffer_from_current_tabpage(GtkNotebook *notebook) {
  GtkTextView *v = get_text_view_from_current_tabpage(notebook);
  GtkTextBuffer *b = gtk_text_view_get_buffer(v);
  GtkTextIter p;
  gtk_text_buffer_get_iter_at_mark(b,&p, gtk_text_buffer_get_insert(b));
  gtk_text_view_backward_display_line(v, &p);
  gtk_text_buffer_place_cursor(b, &p);
}

/* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃 */
static gboolean signal_key_press_handler (GtkWidget *notebook, GdkEventKey *event, gpointer p) {
  GtkTextBuffer *buffer = get_text_buffer_from_current_tabpage(GTK_NOTEBOOK(notebook));
  GtkTextIter start, end;

  /* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
  gtk_text_buffer_get_start_iter(buffer, &start);
  gtk_text_buffer_get_end_iter(buffer, &end);
  gtk_text_buffer_remove_tag_by_name(buffer, "parent_emphasis_background", &start, &end);

  if(event->state & GDK_CONTROL_MASK) {
    switch(event->keyval) {
      case GDK_f :  /* Ctrl + f : forward */
        forward_buffer_from_current_tabpage(GTK_NOTEBOOK(notebook));
        break;
      case GDK_b : /* Ctrl + b : backward */
        backward_buffer_from_current_tabpage(GTK_NOTEBOOK(notebook));
        break;
      case GDK_n : /* Ctrl + n : next line */
        line_forward_buffer_from_current_tabpage(GTK_NOTEBOOK(notebook));
        break;
      case GDK_p :  /* Ctrl + p : previous line */
        line_backward_buffer_from_current_tabpage(GTK_NOTEBOOK(notebook));
        break;

      case GDK_j :  /* Ctrl + j : 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃 S 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
        {
          gchar *code;
          GtkTextIter start, end;

          /* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
          gtk_text_buffer_get_iter_at_mark(buffer, &end, gtk_text_buffer_get_insert(buffer));

          gtk_text_iter_backward_find_char(&end, is_kokka, NULL, NULL);
          start = end;
          gtk_text_iter_forward_char(&end);

          /* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃 S 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
          if(!search_sexp_string(&start)) return FALSE;

          code = gtk_text_buffer_get_text(buffer, &start, &end, FALSE);
          gtk_text_buffer_insert(buffer, &end, "\n\n", -1);
          gtk_text_buffer_insert(buffer, &end, eval_cstring_by_gauche(code), -1);
          g_free(code);
        }
        break;

      case GDK_t : /* Ctrl + t : 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃 */
        gtk_notebook_append_page(GTK_NOTEBOOK(notebook), new_scrolled_text_buffer(), gtk_label_new("*scratch*"));
        gtk_widget_show_all(GTK_WIDGET(notebook));
        break;

      case GDK_k : /* Ctrl + k : 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
        remove_tabpage(GTK_NOTEBOOK(notebook));
        break;
    }
  }
  return FALSE;
}

/* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃 */
static gboolean signal_key_release_handler (GtkWidget *notebook, GdkEventKey *event, gpointer p) {

  GtkTextBuffer *buffer = get_text_buffer_from_current_tabpage(GTK_NOTEBOOK(notebook));
  //static gint metakey_pressed = 0;
  static gint controlx_pressed = 0;

  if(event->keyval == GDK_parenright && event->state & GDK_SHIFT_MASK) {
    GtkTextIter start, end;

    /* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
    gtk_text_buffer_get_iter_at_mark(buffer, &end, gtk_text_buffer_get_insert(buffer));

    start = end;
    gtk_text_iter_backward_char(&start);

    /* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃 S 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
    if(!search_sexp_string(&start)) return FALSE;

    gtk_text_buffer_apply_tag_by_name(buffer, "parent_emphasis_background", &start, &end);
  }

  /* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 (鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃? 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
  if(event->keyval == GDK_Return) {
    gint indentWidth = get_parent_nest_level_at_cursor(buffer) * editor_indent_width;
    gchar *indent = g_strnfill(indentWidth, ' ');
    gtk_text_buffer_insert_at_cursor(buffer, indent, -1);
    g_free(indent);
  }

  /* C-x */
  if(event->keyval == GDK_x && event->state & GDK_CONTROL_MASK) {
    controlx_pressed++;
    g_print("C-x ");
  } else if(event->state & GDK_CONTROL_MASK) {
    if(controlx_pressed > 0) {
      switch(event->keyval) {
        case GDK_c :/* C-x C-c : 鐃緒申鐃緒申鐃緒申 */
          g_print("C-c\n");
          {/* "delete-event" 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃 鐃緒申 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
            GdkEvent ev;

            ev.any.type = GDK_DELETE;
            ev.any.window = editor_window->window;
            ev.any.send_event = FALSE;
            gdk_event_put (&ev);
          }
          break;

        case GDK_f : /* C-x C-f : 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
          g_print("C-f\n");
          open_file_from_notebook(GTK_NOTEBOOK(notebook));
          break;

        case GDK_s : /* C-x C-s : 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
          g_print("C-s\n");
          save_file_from_notebook(GTK_NOTEBOOK(notebook));    
          break;

        case GDK_w : /* C-x C-w : 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
          g_print("C-w\n");
          save_file_as_from_notebook(GTK_NOTEBOOK(notebook));    
          break;
      }
      controlx_pressed = 0;
    }
  }
  return FALSE;
}

/* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃 */
static void editor_window_init() {
  GtkWidget *vbox, *toolbar, *notebook;
  GtkToolItem *icon;
  GtkIconSize iconsize;
  GtkTooltips *toolbar_tips = gtk_tooltips_new();
  /* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃 */
  GtkToolItem *oicon, *sicon, *saicon, *eicon;

  /* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
  editor_window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
  g_signal_connect(G_OBJECT(editor_window), "destroy", G_CALLBACK(gtk_main_quit), NULL);

  /* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
  vbox = gtk_vbox_new(FALSE, 0);
  /* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃 */
  toolbar = gtk_toolbar_new();
  gtk_box_pack_start(GTK_BOX(vbox), toolbar, FALSE, FALSE, 0);

  notebook = gtk_notebook_new();
  g_signal_connect(G_OBJECT(notebook), "switch-page", GTK_SIGNAL_FUNC(switch_page), NULL);

  /* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
  gtk_toolbar_set_style(GTK_TOOLBAR (toolbar), GTK_TOOLBAR_ICONS);
  iconsize = gtk_toolbar_get_icon_size (GTK_TOOLBAR (toolbar));

  /* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */

  /* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
  oicon = gtk_tool_button_new(gtk_image_new_from_stock ("gtk-open", iconsize), "");
  /* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
  g_signal_connect(G_OBJECT(oicon), "clicked", G_CALLBACK(open_file_handler), G_OBJECT(notebook));
  gtk_container_add(GTK_CONTAINER (toolbar), GTK_WIDGET(oicon));
  gtk_tool_item_set_tooltip(oicon, toolbar_tips, "鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃?quot;,
      "鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃?quot;);

  /* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
  sicon = gtk_tool_button_new(gtk_image_new_from_stock ("gtk-save", iconsize), "");
  /* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
  g_signal_connect(G_OBJECT(sicon), "clicked", G_CALLBACK(save_file_handler), G_OBJECT(notebook));
  gtk_container_add (GTK_CONTAINER (toolbar), GTK_WIDGET(sicon));      
  gtk_tool_item_set_tooltip(sicon, toolbar_tips, "鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申",
      "鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申");

  /* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃 */
  saicon = gtk_tool_button_new(gtk_image_new_from_stock ("gtk-save-as", iconsize), "");
  /* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
  g_signal_connect(G_OBJECT(saicon), "clicked", G_CALLBACK(save_file_as_handler), G_OBJECT(notebook));
  gtk_container_add (GTK_CONTAINER (toolbar), GTK_WIDGET(saicon));
  gtk_tool_item_set_tooltip(saicon, toolbar_tips, "鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申",
      "");

  /* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
  eicon = gtk_tool_button_new(gtk_image_new_from_stock ("gtk-execute", iconsize), "");
  /* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃 libgauche 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
  g_signal_connect(G_OBJECT(eicon), "clicked", G_CALLBACK(buffer_exec_handler), G_OBJECT(notebook));
  gtk_container_add (GTK_CONTAINER (toolbar), GTK_WIDGET(eicon));
  gtk_tool_item_set_tooltip(eicon, toolbar_tips, "鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃 S 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃?quot;,
      "Scheme (gauche) 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 S 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申");

  /* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
  g_signal_connect(G_OBJECT(notebook), "key-press-event", G_CALLBACK (signal_key_press_handler), NULL);
  g_signal_connect(G_OBJECT(notebook), "key-release-event", G_CALLBACK (signal_key_release_handler), NULL);
  gtk_container_add(GTK_CONTAINER(editor_window), vbox);
  gtk_container_add(GTK_CONTAINER(vbox), notebook);

  /* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
  gtk_notebook_prepend_page(GTK_NOTEBOOK(notebook),
      new_scrolled_text_buffer(),
      gtk_label_new("*scratch*"));

  icon = gtk_tool_button_new(gtk_image_new_from_stock ("gtk-apply", iconsize), "append");
  g_signal_connect(G_OBJECT(icon), "clicked", G_CALLBACK(tabsborder_on_off), G_OBJECT(notebook));
  gtk_container_add(GTK_CONTAINER (toolbar), GTK_WIDGET(icon));
  gtk_tool_item_set_tooltip(icon, toolbar_tips, "鐃緒申鐃緒申鐃緒申鐃緒申鐃 on/off", "");

  icon = gtk_tool_button_new(gtk_image_new_from_stock ("gtk-preferences", iconsize), "append");
  g_signal_connect(G_OBJECT(icon), "clicked", G_CALLBACK(rotate_tab_position), G_OBJECT( notebook));
  gtk_container_add(GTK_CONTAINER (toolbar), GTK_WIDGET(icon));
  gtk_tool_item_set_tooltip(icon, toolbar_tips, "鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申", "");

  icon = gtk_tool_button_new(gtk_image_new_from_stock ("gtk-add", iconsize), "append");
  g_signal_connect(G_OBJECT(icon), "clicked", G_CALLBACK(append_tabpage), G_OBJECT( notebook));
  gtk_container_add(GTK_CONTAINER (toolbar), GTK_WIDGET(icon));
  gtk_tool_item_set_tooltip(icon, toolbar_tips, "鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃?quot;, "");

  icon = gtk_tool_button_new(gtk_image_new_from_stock ("gtk-close", iconsize), "remove");
  g_signal_connect(G_OBJECT(icon), "clicked", G_CALLBACK(remove_tabpage_handler), G_OBJECT( notebook));
  gtk_container_add(GTK_CONTAINER (toolbar), GTK_WIDGET(icon));
  gtk_tool_item_set_tooltip(icon, toolbar_tips, "鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃?quot;,
      "鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃?quot;);

  gtk_widget_grab_focus(notebook);
  gtk_widget_show_all(editor_window);
}

int main(int argc, char *argv[]) {
  /* 鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申 */
  gtk_set_locale(); 
  gtk_init(&argc, &argv);
  GC_INIT(); Scm_Init(GAUCHE_SIGNATURE);
  editor_window_init();
  gtk_main();
  Scm_Exit(0);
  return 0;
}