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dict-word-win-gtk.c

/*

  Copyright (c) 2004 uim Project http://uim.freedesktop.org/

  All rights reserved.

  Redistribution and use in source and binary forms, with or without
  modification, are permitted provided that the following conditions
  are met:

  1. Redistributions of source code must retain the above copyright
     notice, this list of conditions and the following disclaimer.
  2. Redistributions in binary form must reproduce the above copyright
     notice, this list of conditions and the following disclaimer in the
     documentation and/or other materials provided with the distribution.
  3. Neither the name of authors nor the names of its contributors
     may be used to endorse or promote products derived from this software
     without specific prior written permission.

  THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  SUCH DAMAGE.

*/

#include <stdlib.h>
#include <gtk/gtk.h>
#include "uim/config.h"
#include "uim/gettext.h"

#include "dict-util.h"
#include "dict-anthy.h"
#include "dict-word-win-gtk.h"
#include "dict-cclass-dialog.h"

enum {
  WORD_ADDED_SIGNAL,
  LAST_SIGNAL
};

static char *pos_broad[] = {
  N_("Substantive"),
  N_("Verb"),
  N_("Adjective"),
  N_("Adverb"),
  N_("Etc"),
};


static void word_window_class_init  (WordWindowClass *window);
static void word_window_init        (WordWindow      *window);

static GtkWidget *word_window_necessary_create   (WordWindow  *window);
static GtkWidget *word_window_additional_create  (WordWindow  *window);
static void       word_window_add                (WordWindow  *window);
static gboolean   word_window_validate_values    (WordWindow  *window);
static void       word_window_cclass_reset       (WordWindow *window);

static gboolean   idle_wordwin_destroy           (gpointer data);

/* calbacks for this */
static void word_window_response            (GtkDialog   *dialog,
                                   gint         arg);
static void message_dialog_response_cb      (GtkDialog   *dialog,
                                   gint         arg,
                                   WordWindow  *window);
static void cclass_combobox_changed_cb      (GtkComboBox *combobox,
                                   WordWindow  *window);
static void button_cclass_browse_clicked_cb (GtkButton   *button,
                                   WordWindow  *window);

static gint word_window_signals[LAST_SIGNAL] = {0};


GType
word_window_get_type(void) {
  static GType type = 0;

  if(type == 0) {
    static const GTypeInfo info = {
      sizeof(WordWindowClass),
      NULL, /* base_init */
      NULL, /* base_finalize */
      (GClassInitFunc)word_window_class_init,
      NULL, /* class_finalize */
      NULL, /* class_data */
      sizeof(WordWindow),
      0, /* n_preallocs */
      (GInstanceInitFunc)word_window_init /* instance_init */
    };
    type = g_type_register_static(GTK_TYPE_DIALOG,
                          "WordWindow", &info, 0);
  }
  return type;
}

static void
word_window_class_init (WordWindowClass *klass)
{
  GtkDialogClass *dialog_class = (GtkDialogClass *) klass;

  word_window_signals[WORD_ADDED_SIGNAL]
    = g_signal_new ("word-added",
                G_TYPE_FROM_CLASS(klass),
                G_SIGNAL_RUN_FIRST,
                G_STRUCT_OFFSET(WordWindowClass, word_added),
                NULL, NULL,
                g_cclosure_marshal_VOID__VOID,
                G_TYPE_NONE, 0);

  /* GtkDialog class */
  dialog_class->response = word_window_response;

  /* WordWindow class */
  klass->word_added = NULL;
}

static void
word_window_init(WordWindow *window)
{  
  GtkWidget *hbox;
  GtkWidget *vbox1, *vbox2;
  GtkWidget *label;
  GtkWidget *alignment, *table, *check;
#if 0
  GtkWidget *frame;
  GtkWidget *button_add, *button_clear;
#endif

  vbox1 = gtk_vbox_new(FALSE, 10);
  gtk_container_set_border_width(GTK_CONTAINER(vbox1), 10);

  /* Necessary infomation area */
  vbox2 = gtk_vbox_new(FALSE, 6);
  gtk_box_pack_start(GTK_BOX(vbox1), vbox2, TRUE, TRUE, 0);

  label = gtk_label_new(_("Necessary infomation"));
  gtk_misc_set_alignment(GTK_MISC(label), 0.0, 0.5);
  gtk_box_pack_start(GTK_BOX(vbox2), label, TRUE, TRUE, 0);

  hbox = gtk_hbox_new(FALSE, 0);
  gtk_box_pack_start(GTK_BOX(vbox2), hbox, TRUE, TRUE, 0);

  label = gtk_label_new("     ");
  gtk_box_pack_start(GTK_BOX(hbox), label, FALSE, FALSE, 0);

  alignment = gtk_alignment_new(0.0, 0.5, 0.0, 0.0);
  gtk_box_pack_start(GTK_BOX(hbox), alignment, TRUE, TRUE, 0);

  gtk_container_add(GTK_CONTAINER(alignment),
                word_window_necessary_create(window));

  /* Additional infomation area */
  vbox2 = gtk_vbox_new(FALSE, 6);
  gtk_box_pack_start(GTK_BOX(vbox1), vbox2, TRUE, TRUE, 0);

  label = gtk_label_new (_("Additional infomation"));
  gtk_misc_set_alignment(GTK_MISC(label), 0.0, 1.0);
  gtk_box_pack_start(GTK_BOX(vbox2), label, TRUE, TRUE, 0);

  hbox = gtk_hbox_new(FALSE, 0);
  gtk_box_pack_start(GTK_BOX(vbox2), hbox, TRUE, TRUE, 0);

  label = gtk_label_new("     ");
  gtk_box_pack_start(GTK_BOX(hbox), label, FALSE, FALSE, 0);

  table = word_window_additional_create(window);
  gtk_box_pack_start(GTK_BOX(hbox), table, TRUE, TRUE, 0);

  /* action area */
  window->continuance = check = gtk_check_button_new_with_label(_("continuance"));
  gtk_box_pack_start(GTK_BOX(GTK_DIALOG(window)->action_area),
                 check, FALSE, FALSE, 0);
  gtk_widget_show(check);

#if 0
  vbox2 = gtk_vbutton_box_new();
  gtk_button_box_set_layout(GTK_BUTTON_BOX(vbox2), GTK_BUTTONBOX_START);
  gtk_box_set_spacing(GTK_BOX(vbox2), 10);
  gtk_widget_show(vbox2);
  gtk_box_pack_start(GTK_BOX(hbox), vbox2, FALSE, FALSE, 10);

  button_add = gtk_button_new_with_label(_("Add"));
  gtk_box_pack_start(GTK_BOX(vbox2), button_add, FALSE, FALSE, 0);
  g_signal_connect(G_OBJECT(button_add), "clicked",
               G_CALLBACK(add_button_clicked_cb), window);
  gtk_widget_show(button_add);

  button_clear = gtk_button_new_with_label(_("Clear"));
  gtk_box_pack_start(GTK_BOX(vbox2), button_clear, FALSE, FALSE, 0);
  g_signal_connect(G_OBJECT(button_clear), "clicked",
               G_CALLBACK(clear_button_clicked_cb), window);
  gtk_widget_show(button_clear);
#endif

  gtk_window_set_title(GTK_WINDOW(window), _("Add a word"));
  gtk_dialog_add_buttons(GTK_DIALOG(window),
                   GTK_STOCK_ADD,   WORD_WINDOW_RESPONSE_ADD,
                   GTK_STOCK_CLEAR, WORD_WINDOW_RESPONSE_CLEAR,
                   GTK_STOCK_CLOSE, GTK_RESPONSE_CLOSE,
                   NULL);
  gtk_box_pack_start(GTK_BOX(GTK_DIALOG(window)->vbox), vbox1,
                 TRUE, TRUE, 0);
  gtk_widget_show_all(vbox1);

  window->pane = GTK_WIDGET(vbox1);
#if 0
  window->add = GTK_WIDGET(button_add);
  window->clear = GTK_WIDGET(button_clear);
#else
  window->add   = NULL;
  window->clear = NULL;
#endif

  window->dict = NULL;
}

GtkWidget *
word_window_new(WordWindowType mode, uim_dict *dict)
{
  GtkWidget *widget;
  gchar title[256];

  g_return_val_if_fail(dict, NULL);

  widget = GTK_WIDGET(g_object_new(WORD_WINDOW_TYPE, NULL));

#if 1 /* should be moved to word_window_construct() */
  if (dict)
    WORD_WINDOW(widget)->dict = uim_dict_ref(dict);

  word_window_cclass_reset(WORD_WINDOW(widget));

  if (mode == WORD_WINDOW_MODE_EDIT) {
        g_snprintf(title, sizeof(title), _("Edit the word (%s)"), _(dict->identifier));
    gtk_widget_hide(WORD_WINDOW(widget)->continuance);
  } else {
        g_snprintf(title, sizeof(title), _("Add a word (%s)"), _(dict->identifier));
  }

  gtk_window_set_title(GTK_WINDOW(widget), title);
#endif

  return widget;
}

static GtkWidget *
word_window_necessary_create(WordWindow *window)
{
  GtkWidget *label;
  GtkWidget *table1;
  GtkWidget *entry_phon, *entry_desc;
  GtkWidget *combobox_pos_broad;
  GtkAdjustment *adjustment_freq;
  GtkWidget *alignment, *spin_freq;
  int i;

  table1 = gtk_table_new(5, 5, FALSE);

  label = gtk_label_new_with_mnemonic(_("_Phonetic:"));
  gtk_misc_set_alignment(GTK_MISC(label), 1.0, 0.5);
  gtk_table_attach(GTK_TABLE(table1), label,
               0, 1, 0, 1, GTK_FILL, 0, 5, 5);

  entry_phon = gtk_entry_new();
  gtk_label_set_mnemonic_widget(GTK_LABEL(label), entry_phon);
  gtk_table_attach(GTK_TABLE(table1), entry_phon,
               1, 2, 0, 1, 0, 0, 5, 5);

  label = gtk_label_new_with_mnemonic(_("_Literal:"));
  gtk_misc_set_alignment(GTK_MISC(label), 1.0, 0.5);
  gtk_table_attach(GTK_TABLE(table1), label,
               0, 1, 1, 2, GTK_FILL, 0, 5, 5);

  entry_desc = gtk_entry_new();
  gtk_label_set_mnemonic_widget(GTK_LABEL(label), entry_desc);
  gtk_table_attach(GTK_TABLE(table1), entry_desc,
               1, 2, 1, 2, 0, 0, 5, 5);

  label = gtk_label_new_with_mnemonic(_("Part of _Speech:"));
  gtk_misc_set_alignment(GTK_MISC(label), 1.0, 0.5);
  gtk_table_attach(GTK_TABLE(table1), label,
               0, 1, 2, 3, GTK_FILL, 0, 5, 5);
  {
    GtkWidget *alignment_pos_broad;
    gint pos_num;

    pos_num = sizeof(pos_broad) / sizeof(pos_broad[0]);
    combobox_pos_broad = gtk_combo_box_new_text();
    gtk_label_set_mnemonic_widget(GTK_LABEL(label), combobox_pos_broad);
    gtk_widget_show(combobox_pos_broad);

    for(i = 0; i < pos_num; i++) {
      gtk_combo_box_append_text(GTK_COMBO_BOX(combobox_pos_broad),
                        _(pos_broad[i]));
    }

    alignment_pos_broad = gtk_alignment_new(0, 0.5, 0, 0);
    gtk_container_add(GTK_CONTAINER(alignment_pos_broad),
                  combobox_pos_broad);
    gtk_widget_show(alignment_pos_broad);
    gtk_table_attach(GTK_TABLE(table1), alignment_pos_broad,
                 1, 2, 2, 3, GTK_FILL, GTK_FILL, 5, 5);
    gtk_combo_box_set_active(GTK_COMBO_BOX(combobox_pos_broad), 0);

    g_signal_connect(G_OBJECT(combobox_pos_broad), "changed",
                 G_CALLBACK(cclass_combobox_changed_cb), window);
  }

  label = gtk_label_new_with_mnemonic(_("_Frequency:"));
  gtk_misc_set_alignment(GTK_MISC(label), 1.0, 0.5);
  gtk_widget_show(label);
  gtk_table_attach(GTK_TABLE(table1), label,
               0, 1, 4, 5, GTK_FILL, 0, 5, 5);

  alignment = gtk_alignment_new(0.0, 0.5, 0.0, 0.0);
  gtk_table_attach(GTK_TABLE(table1), alignment,
               1, 2, 4, 5, GTK_FILL, 0, 5, 5);
  gtk_widget_show(alignment);
  adjustment_freq = (GtkAdjustment*)gtk_adjustment_new(1.0, 1.0, 65535.0, 1.0, 100.0, 100.0);
  spin_freq = gtk_spin_button_new(adjustment_freq, 1.0, 0);
  gtk_label_set_mnemonic_widget(GTK_LABEL(label), spin_freq);
  gtk_container_add(GTK_CONTAINER(alignment), spin_freq);
  gtk_widget_show(spin_freq);
  window->phon = GTK_WIDGET(entry_phon);
  window->desc = GTK_WIDGET(entry_desc);
  window->freq = GTK_WIDGET(spin_freq);
  window->combobox_pos_broad = GTK_WIDGET(combobox_pos_broad);

  return table1;
}

static GtkWidget *
word_window_additional_create(WordWindow *window)
{
  GtkWidget *table;
  GtkWidget *label, *entry, *button;

  table = gtk_table_new(5, 5, FALSE);

  label = gtk_label_new_with_mnemonic(_("Part of Speech(_narrow):"));
  gtk_misc_set_alignment(GTK_MISC(label), 1.0, 0.5);
  gtk_widget_show(label);
  gtk_table_attach(GTK_TABLE(table), label,
               0, 1, 0, 1, GTK_FILL, 0, 5, 5);

  entry = gtk_entry_new();
  gtk_entry_set_editable(GTK_ENTRY(entry), FALSE);
  gtk_label_set_mnemonic_widget(GTK_LABEL(label), entry);
  gtk_widget_show(entry);
  gtk_table_attach(GTK_TABLE(table), entry,
               1, 2, 0, 1, GTK_FILL, 0, 5, 5);

  button = gtk_button_new_with_mnemonic(_("_Browse..."));
  gtk_widget_show(button);
  gtk_table_attach(GTK_TABLE(table), button,
               2, 3, 0, 1, GTK_FILL, 0, 5, 5);
  g_signal_connect(G_OBJECT(button), "clicked",
               G_CALLBACK(button_cclass_browse_clicked_cb), window);

  window->cclass_code = entry;

  return table;
}

void
word_window_set_word (WordWindow *window, uim_word *w)
{
  gchar *phonetic, *literal, *cclass;
  GtkAdjustment *adj;
  gint cclass_type;

  g_return_if_fail(IS_WORD_WINDOW(window));

  phonetic = charset_convert(w->phon,        w->charset, "UTF-8");
  literal  = charset_convert(w->desc,        w->charset, "UTF-8");
  cclass   = charset_convert(w->cclass_code, w->charset, "UTF-8");

  gtk_entry_set_text(GTK_ENTRY(window->phon), phonetic);
  gtk_entry_set_text(GTK_ENTRY(window->desc), literal);
  adj = gtk_spin_button_get_adjustment(GTK_SPIN_BUTTON(window->freq));
  gtk_adjustment_set_value(adj, w->freq);
  gtk_entry_set_text(GTK_ENTRY(window->cclass_code), cclass);

  cclass_type = find_cclass_type_from_desc(w->cclass_code);
  if (cclass_type >= 0)
    gtk_combo_box_set_active(GTK_COMBO_BOX(window->combobox_pos_broad),
                       cclass_type);

  g_free(phonetic);
  g_free(literal);
  g_free(cclass);
}

void
word_window_clear(WordWindow *window)
{
  g_return_if_fail(IS_WORD_WINDOW(window));

  gtk_entry_set_text(GTK_ENTRY(window->phon), "");
  gtk_entry_set_text(GTK_ENTRY(window->desc), "");
  /* gtk_entry_set_text(GTK_ENTRY(window->cclass_code), ""); */
  gtk_spin_button_set_value(GTK_SPIN_BUTTON(window->freq), 1);
  gtk_combo_box_set_active(GTK_COMBO_BOX(window->combobox_pos_broad), 0);
}

gboolean
word_window_is_continuance_mode (WordWindow *window)
{
  g_return_val_if_fail(IS_WORD_WINDOW(window), FALSE);

  return gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(window->continuance));
}

static void
word_window_add(WordWindow *window)
{
  gboolean valid;
  const char *utf8_phonetic, *utf8_literal, *utf8_cclass_desc;
  char *phonetic, *literal, *cclass_desc, *cclass_code = NULL;
  gint freq, ret, pos_id;
  GtkWidget *dialog;

  g_return_if_fail(IS_WORD_WINDOW(window));
  g_return_if_fail(window->dict);

  valid = word_window_validate_values(window);
  if (!valid) return;

  utf8_phonetic    = gtk_entry_get_text(GTK_ENTRY(window->phon));
  utf8_literal     = gtk_entry_get_text(GTK_ENTRY(window->desc));
  utf8_cclass_desc = gtk_entry_get_text(GTK_ENTRY(window->cclass_code));
  pos_id = gtk_combo_box_get_active(GTK_COMBO_BOX(window->combobox_pos_broad));
  freq = gtk_spin_button_get_value(GTK_SPIN_BUTTON(window->freq));

  phonetic    = charset_convert(utf8_phonetic,    "UTF-8", window->dict->charset);
  literal     = charset_convert(utf8_literal,     "UTF-8", window->dict->charset);
  cclass_desc = charset_convert(utf8_cclass_desc, "UTF-8", window->dict->charset);

  if (cclass_desc)
        cclass_code = find_code_from_desc(cclass_desc, pos_id);
  if (!cclass_code)
        cclass_code = g_strdup("");

  if (phonetic != NULL && literal != NULL) {
#if 1 /* FIXME! */
    uim_word *word = malloc(sizeof(uim_word));

    word->type        = WORD_TYPE_ANTHY;
    word->charset     = window->dict->charset;
    word->phon        = phonetic;
    word->desc        = literal;
    word->cclass_code = cclass_code;
    word->freq        = freq;

    word->okuri          = 0;
    word->following_kana = NULL;
    word->annotation     = NULL;
#else
    uim_word *word = uim_dict_create_word(window->dict, ...);
#endif

    ret = uim_dict_add_word(window->dict, word);

#if 1 /* FIXME! */
    g_free(phonetic);
    g_free(literal);
    g_free(cclass_code);
    g_free(word);
#endif
  } else {
    ret = -1;
  }

  if(ret == -1) {
    dialog = gtk_message_dialog_new(NULL,
                            GTK_DIALOG_MODAL,
                            GTK_MESSAGE_ERROR,
                            GTK_BUTTONS_CLOSE,
                            _("Word registration failed."));
  } else {
    g_signal_emit(G_OBJECT(window), word_window_signals[WORD_ADDED_SIGNAL], 0);
    dialog = gtk_message_dialog_new(NULL,
                            GTK_DIALOG_MODAL,
                            GTK_MESSAGE_INFO,
                            GTK_BUTTONS_CLOSE,
                            _("Word registration succeded."));
  }

  g_signal_connect(G_OBJECT(dialog), "response",
               G_CALLBACK(message_dialog_response_cb), window);
  gtk_window_set_transient_for(GTK_WINDOW(dialog), GTK_WINDOW(window));
  gtk_dialog_run(GTK_DIALOG(dialog));

  word_window_clear(window);

  /* do not destroy the window when the continuance check box is checked */
  if (!word_window_is_continuance_mode(window))
    gtk_idle_add(idle_wordwin_destroy, window);
}

static gboolean
word_window_validate_values(WordWindow *window)
{
  const gchar *text;
  GtkWidget *dialog;

  /* phonetic */
  text = gtk_entry_get_text(GTK_ENTRY(window->phon));
  if (!text || !*text) {
    dialog = gtk_message_dialog_new(NULL,
                            GTK_DIALOG_MODAL,
                            GTK_MESSAGE_ERROR,
                            GTK_BUTTONS_CLOSE,
                            _("Phonetic is emtpy!"));
    g_signal_connect(G_OBJECT(dialog), "response",
                 G_CALLBACK(message_dialog_response_cb), window);
    gtk_window_set_transient_for(GTK_WINDOW(dialog), GTK_WINDOW(window));
    gtk_dialog_run(GTK_DIALOG(dialog));
    return FALSE;
  }

  /* Literal */
  text = gtk_entry_get_text(GTK_ENTRY(window->desc));
  if (!text || !*text) {
    dialog = gtk_message_dialog_new(NULL,
                            GTK_DIALOG_MODAL,
                            GTK_MESSAGE_ERROR,
                            GTK_BUTTONS_CLOSE,
                            _("Literal is emtpy!"));
    g_signal_connect(G_OBJECT(dialog), "response",
                 G_CALLBACK(message_dialog_response_cb), window);
    gtk_window_set_transient_for(GTK_WINDOW(dialog), GTK_WINDOW(window));
    gtk_dialog_run(GTK_DIALOG(dialog));
    return FALSE;
  }

  /* Frequency */
  /* implement me */

  /* Part of speech */
  text = gtk_entry_get_text(GTK_ENTRY(window->cclass_code));
  if (!text || !*text) {
    dialog = gtk_message_dialog_new(NULL,
                            GTK_DIALOG_MODAL,
                            GTK_MESSAGE_ERROR,
                            GTK_BUTTONS_CLOSE,
                            _("Part of speech is emtpy!"));
    g_signal_connect(G_OBJECT(dialog), "response",
                 G_CALLBACK(message_dialog_response_cb), window);
    gtk_window_set_transient_for(GTK_WINDOW(dialog), GTK_WINDOW(window));
    gtk_dialog_run(GTK_DIALOG(dialog));
    return FALSE;
  }

  return TRUE;
}

static gboolean
idle_wordwin_destroy (gpointer data)
{
      gtk_widget_destroy(GTK_WIDGET(data));
      return FALSE;
}


/*
 *  callbacks
 */
static void
word_window_response(GtkDialog *dialog, gint arg)
{
  switch (arg)
  {
  case WORD_WINDOW_RESPONSE_ADD:
    word_window_add(WORD_WINDOW(dialog));
    break;
  case WORD_WINDOW_RESPONSE_CLEAR:
    word_window_clear(WORD_WINDOW(dialog));
    break;
  case GTK_RESPONSE_CLOSE:
    gtk_idle_add(idle_wordwin_destroy, dialog);
    break;
  default:
    break;
  }
}

static void
message_dialog_response_cb(GtkDialog *dialog, gint arg, WordWindow *window)
{
  switch (arg)
  {
  case GTK_RESPONSE_CLOSE:
    gtk_idle_add(idle_wordwin_destroy, dialog);
    break;
  default:
    break;
  }
}

static void
word_window_cclass_reset (WordWindow *window)
{
  GtkEntry *entry;
  gint type;
  gchar *desc, *utf8_desc;

  g_return_if_fail(IS_WORD_WINDOW(window));
  g_return_if_fail(window->dict);

  entry = GTK_ENTRY(window->cclass_code);

  gtk_entry_set_text(GTK_ENTRY(window->cclass_code), "");

  type = gtk_combo_box_get_active(GTK_COMBO_BOX(window->combobox_pos_broad));
  switch (type) {
  case POS_VERB:
    desc = verb_code[0].desc;
    break;
  case POS_ADJECTIVE:
    desc = adjective_code[0].desc;
    break;
  case POS_ADVERB:
    desc = adverb_code[0].desc;
    break;
  case POS_ETC:
    desc = etc_code[0].desc;
    break;
  case POS_SUBSTANTIVE:
  default:
    desc =  substantive_code[0].desc;
    break;
  }

  utf8_desc = charset_convert(desc, window->dict->charset, "UTF-8");
  if (utf8_desc) {
    gtk_entry_set_text(entry, utf8_desc);
    g_free(utf8_desc);
  } else {
    /* error dialog */
  }
}

static void
cclass_combobox_changed_cb(GtkComboBox *combobox, WordWindow *window)
{
  word_window_cclass_reset(window);
}

static void
button_cclass_browse_clicked_cb(GtkButton *button, WordWindow *window)
{
  int type;
  char *cclass_code, *cclass_desc, *utf8_cclass_desc;

  type = gtk_combo_box_get_active(GTK_COMBO_BOX(window->combobox_pos_broad));
  cclass_code = cclass_dialog(type, SUPPORT_ANTHY);
  if (!cclass_code) return;

  cclass_desc = find_desc_from_code(cclass_code, type);

  /* FIXME!! cclass_desc is encoded in UTF-8 */
  if (cclass_desc) {
    utf8_cclass_desc = charset_convert(cclass_desc, "EUC-JP", "UTF-8");
  } else {
    utf8_cclass_desc = g_strdup("");
  }

  gtk_entry_set_text(GTK_ENTRY(window->cclass_code), utf8_cclass_desc);

  g_free(cclass_desc);
  g_free(utf8_cclass_desc);
}

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