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gtkimhtmltoolbar.c

/*
 * GtkIMHtmlToolbar
 *
 * Gaim is the legal property of its developers, whose names are too numerous
 * to list here.  Please refer to the COPYRIGHT file distributed with this
 * source distribution.
 *
 * This program is free software; you can redistribute it and/or modify
 * under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 */
#include "internal.h"
#include "gtkgaim.h"

#include "imgstore.h"
#include "notify.h"
#include "request.h"
#include "stock.h"
#include "util.h"

#include "gtkdialogs.h"
#include "gtkimhtmltoolbar.h"
#include "gtkutils.h"

static GtkVBoxClass *parent_class = NULL;

static void do_bold(GtkWidget *bold, GtkIMHtmlToolbar *toolbar)
{
      GObject *object;
      
      g_return_if_fail(toolbar);
      
      /* block the format_function_toggle handler */
      object = g_object_ref(G_OBJECT(GTK_IMHTML(toolbar->imhtml)));
      g_signal_handlers_block_matched(object,   G_SIGNAL_MATCH_DATA, 0, 0, NULL,
                                                      NULL, toolbar);
      gtk_imhtml_toggle_bold(GTK_IMHTML(toolbar->imhtml));
      g_signal_handlers_unblock_matched(object, G_SIGNAL_MATCH_DATA, 0, 0, NULL,
                                                        NULL, toolbar);
      g_object_unref(object);
      
      gtk_widget_grab_focus(toolbar->imhtml);
}

static void
do_italic(GtkWidget *italic, GtkIMHtmlToolbar *toolbar)
{
      GObject *object;
      
      g_return_if_fail(toolbar);
      
      /* block the format_function_toggle handler */
      object = g_object_ref(G_OBJECT(GTK_IMHTML(toolbar->imhtml)));
      g_signal_handlers_block_matched(object,   G_SIGNAL_MATCH_DATA, 0, 0, NULL,
                                                      NULL, toolbar);
      gtk_imhtml_toggle_italic(GTK_IMHTML(toolbar->imhtml));
      g_signal_handlers_unblock_matched(object, G_SIGNAL_MATCH_DATA, 0, 0, NULL,
                                                        NULL, toolbar);
      g_object_unref(object);
      
      gtk_widget_grab_focus(toolbar->imhtml);
}

static void
do_underline(GtkWidget *underline, GtkIMHtmlToolbar *toolbar)
{
      GObject *object;
      
      g_return_if_fail(toolbar);
      
      /* block the format_function_toggle handler */
      object = g_object_ref(G_OBJECT(GTK_IMHTML(toolbar->imhtml)));
      g_signal_handlers_block_matched(object,   G_SIGNAL_MATCH_DATA, 0, 0, NULL,
                                                      NULL, toolbar);
      gtk_imhtml_toggle_underline(GTK_IMHTML(toolbar->imhtml));
      g_signal_handlers_unblock_matched(object, G_SIGNAL_MATCH_DATA, 0, 0, NULL,
                                                        NULL, toolbar);
      g_object_unref(object);
      
      gtk_widget_grab_focus(toolbar->imhtml);
}

static void
do_small(GtkWidget *smalltb, GtkIMHtmlToolbar *toolbar)
{
      g_return_if_fail(toolbar);
      if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(toolbar->smaller_size)))
            gtk_imhtml_font_shrink(GTK_IMHTML(toolbar->imhtml));
      gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(toolbar->smaller_size), FALSE);
      gtk_widget_grab_focus(toolbar->imhtml);
}

static void
do_big(GtkWidget *large, GtkIMHtmlToolbar *toolbar)
{
      g_return_if_fail(toolbar);
      if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(toolbar->larger_size)))
            gtk_imhtml_font_grow(GTK_IMHTML(toolbar->imhtml));
      gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(toolbar->larger_size), FALSE);
      gtk_widget_grab_focus(toolbar->imhtml);
}

static void
destroy_toolbar_font(GtkWidget *widget, GdkEvent *event,
                               GtkIMHtmlToolbar *toolbar)
{
      gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(toolbar->font), FALSE);

      if (toolbar->font_dialog != NULL)
      {
            gtk_widget_destroy(toolbar->font_dialog);
            toolbar->font_dialog = NULL;
      }
}

static void
cancel_toolbar_font(GtkWidget *widget, GtkIMHtmlToolbar *toolbar)
{
      destroy_toolbar_font(widget, NULL, toolbar);
}

static void apply_font(GtkWidget *widget, GtkFontSelection *fontsel)
{
      /* this could be expanded to include font size, weight, etc.
         but for now only works with font face */
      char *fontname;
      char *space;
      GtkIMHtmlToolbar *toolbar =  g_object_get_data(G_OBJECT(fontsel), "gaim_toolbar");

      fontname = gtk_font_selection_dialog_get_font_name(GTK_FONT_SELECTION_DIALOG(fontsel));

      space = strrchr(fontname, ' ');
      if(space && isdigit(*(space+1)))
            *space = '\0';

      gtk_imhtml_toggle_fontface(GTK_IMHTML(toolbar->imhtml), fontname);

      g_free(fontname);

      cancel_toolbar_font(NULL, toolbar);
}

static void
toggle_font(GtkWidget *font, GtkIMHtmlToolbar *toolbar)
{
      char *fontname;

      g_return_if_fail(toolbar);

      fontname = gtk_imhtml_get_current_fontface(GTK_IMHTML(toolbar->imhtml));

      if (!toolbar->font_dialog) {
            toolbar->font_dialog = gtk_font_selection_dialog_new(_("Select Font"));

            g_object_set_data(G_OBJECT(toolbar->font_dialog), "gaim_toolbar", toolbar);

            if(fontname) {
                  char fonttif[128];
                  g_snprintf(fonttif, sizeof(fonttif), "%s 12", fontname);
                  gtk_font_selection_dialog_set_font_name(GTK_FONT_SELECTION_DIALOG(toolbar->font_dialog),
                                                                              fonttif);
                  g_free(fontname);
            } else {
                  gtk_font_selection_dialog_set_font_name(GTK_FONT_SELECTION_DIALOG(toolbar->font_dialog),
                                                                              DEFAULT_FONT_FACE);
            }

            g_signal_connect(G_OBJECT(toolbar->font_dialog), "delete_event",
                                     G_CALLBACK(destroy_toolbar_font), toolbar);
            g_signal_connect(G_OBJECT(GTK_FONT_SELECTION_DIALOG(toolbar->font_dialog)->ok_button), "clicked",
                                     G_CALLBACK(apply_font), toolbar->font_dialog);
            g_signal_connect(G_OBJECT(GTK_FONT_SELECTION_DIALOG(toolbar->font_dialog)->cancel_button), "clicked",
                                     G_CALLBACK(cancel_toolbar_font), toolbar);

            gtk_window_present(GTK_WINDOW(toolbar->font_dialog));
      } else {
            cancel_toolbar_font(NULL, toolbar);
      }
      gtk_widget_grab_focus(toolbar->imhtml);
}

static void
destroy_toolbar_fgcolor(GtkWidget *widget, GdkEvent *event,
                                    GtkIMHtmlToolbar *toolbar)
{
      gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(toolbar->fgcolor), FALSE);

      if (toolbar->fgcolor_dialog != NULL)
      {
            gtk_widget_destroy(toolbar->fgcolor_dialog);
            toolbar->fgcolor_dialog = NULL;
      }
}

static void cancel_toolbar_fgcolor(GtkWidget *widget,
                                                   GtkIMHtmlToolbar *toolbar)
{
      destroy_toolbar_fgcolor(widget, NULL, toolbar);
}

static void do_fgcolor(GtkWidget *widget, GtkColorSelection *colorsel)
{
      GdkColor text_color;
      GtkIMHtmlToolbar *toolbar = g_object_get_data(G_OBJECT(colorsel), "gaim_toolbar");
      char *open_tag;

      open_tag = g_malloc(30);
      gtk_color_selection_get_current_color(colorsel, &text_color);
      g_snprintf(open_tag, 23, "#%02X%02X%02X",
                     text_color.red / 256,
                     text_color.green / 256,
                     text_color.blue / 256);
      gtk_imhtml_toggle_forecolor(GTK_IMHTML(toolbar->imhtml), open_tag);

      g_free(open_tag);
      cancel_toolbar_fgcolor(NULL, toolbar);
}

static void
toggle_fg_color(GtkWidget *color, GtkIMHtmlToolbar *toolbar)
{
      if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(color))) {
            GtkWidget *colorsel;
            GdkColor fgcolor;
            char *color = gtk_imhtml_get_current_forecolor(GTK_IMHTML(toolbar->imhtml));

            if (!toolbar->fgcolor_dialog) {

                  toolbar->fgcolor_dialog = gtk_color_selection_dialog_new(_("Select Text Color"));
                  colorsel = GTK_COLOR_SELECTION_DIALOG(toolbar->fgcolor_dialog)->colorsel;
                  if (color) {
                        gdk_color_parse(color, &fgcolor);
                        gtk_color_selection_set_current_color(GTK_COLOR_SELECTION(colorsel), &fgcolor);
                        g_free(color);
                  }

                  g_object_set_data(G_OBJECT(colorsel), "gaim_toolbar", toolbar);

                  g_signal_connect(G_OBJECT(toolbar->fgcolor_dialog), "delete_event",
                                           G_CALLBACK(destroy_toolbar_fgcolor), toolbar);
                  g_signal_connect(G_OBJECT(GTK_COLOR_SELECTION_DIALOG(toolbar->fgcolor_dialog)->ok_button), "clicked",
                                           G_CALLBACK(do_fgcolor), colorsel);
                  g_signal_connect(G_OBJECT (GTK_COLOR_SELECTION_DIALOG(toolbar->fgcolor_dialog)->cancel_button), "clicked",
                                           G_CALLBACK(cancel_toolbar_fgcolor), toolbar);

            }
            gtk_window_present(GTK_WINDOW(toolbar->fgcolor_dialog));
      } else if (toolbar->fgcolor_dialog != NULL) {
            cancel_toolbar_fgcolor(color, toolbar);
      } else {
            /* gaim_gtk_advance_past(gtkconv, "<FONT COLOR>", "</FONT>"); */
      }
      gtk_widget_grab_focus(toolbar->imhtml);
}

static void
destroy_toolbar_bgcolor(GtkWidget *widget, GdkEvent *event,
                                    GtkIMHtmlToolbar *toolbar)
{
      gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(toolbar->bgcolor), FALSE);

      if (toolbar->bgcolor_dialog != NULL)
      {
            gtk_widget_destroy(toolbar->bgcolor_dialog);
            toolbar->bgcolor_dialog = NULL;
      }
}

static void
cancel_toolbar_bgcolor(GtkWidget *widget, GtkIMHtmlToolbar *toolbar)
{
      destroy_toolbar_bgcolor(widget, NULL, toolbar);
}

static void do_bgcolor(GtkWidget *widget, GtkColorSelection *colorsel)
{
      GdkColor text_color;
      GtkIMHtmlToolbar *toolbar = g_object_get_data(G_OBJECT(colorsel), "gaim_toolbar");
      char *open_tag;

      open_tag = g_malloc(30);
      gtk_color_selection_get_current_color(colorsel, &text_color);
      g_snprintf(open_tag, 23, "#%02X%02X%02X",
                     text_color.red / 256,
                     text_color.green / 256,
                     text_color.blue / 256);
      gtk_imhtml_toggle_backcolor(GTK_IMHTML(toolbar->imhtml), open_tag);

      g_free(open_tag);
      cancel_toolbar_bgcolor(NULL, toolbar);
}

static void
toggle_bg_color(GtkWidget *color, GtkIMHtmlToolbar *toolbar)
{
      if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(color))) {
            GtkWidget *colorsel;
            GdkColor bgcolor;
            char *color = gtk_imhtml_get_current_backcolor(GTK_IMHTML(toolbar->imhtml));

            if (!toolbar->bgcolor_dialog) {

                  toolbar->bgcolor_dialog = gtk_color_selection_dialog_new(_("Select Background Color"));
                  colorsel = GTK_COLOR_SELECTION_DIALOG(toolbar->bgcolor_dialog)->colorsel;
                  if (color) {
                        gdk_color_parse(color, &bgcolor);
                        gtk_color_selection_set_current_color(GTK_COLOR_SELECTION(colorsel), &bgcolor);
                        g_free(color);
                  }

                  g_object_set_data(G_OBJECT(colorsel), "gaim_toolbar", toolbar);

                  g_signal_connect(G_OBJECT(toolbar->bgcolor_dialog), "delete_event",
                                           G_CALLBACK(destroy_toolbar_bgcolor), toolbar);
                  g_signal_connect(G_OBJECT(GTK_COLOR_SELECTION_DIALOG(toolbar->bgcolor_dialog)->ok_button), "clicked",
                                           G_CALLBACK(do_bgcolor), colorsel);
                  g_signal_connect(G_OBJECT(GTK_COLOR_SELECTION_DIALOG(toolbar->bgcolor_dialog)->cancel_button), "clicked",
                                           G_CALLBACK(cancel_toolbar_bgcolor), toolbar);

            }
            gtk_window_present(GTK_WINDOW(toolbar->bgcolor_dialog));
      } else if (toolbar->bgcolor_dialog != NULL) {
            cancel_toolbar_bgcolor(color, toolbar);
      } else {
            /* gaim_gtk_advance_past(gtkconv, "<FONT COLOR>", "</FONT>"); */
      }
      gtk_widget_grab_focus(toolbar->imhtml);
}

static void
cancel_link_cb(GtkIMHtmlToolbar *toolbar, GaimRequestFields *fields)
{
      gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(toolbar->link), FALSE);

      toolbar->link_dialog = NULL;
}

static void
close_link_dialog(GtkIMHtmlToolbar *toolbar)
{
      if (toolbar->link_dialog != NULL)
      {
            gaim_request_close(GAIM_REQUEST_FIELDS, toolbar->link_dialog);
            toolbar->link_dialog = NULL;
      }
}

static void
do_insert_link_cb(GtkIMHtmlToolbar *toolbar, GaimRequestFields *fields)
{
      const char *url, *description;

      url         = gaim_request_fields_get_string(fields, "url");
      if (GTK_IMHTML(toolbar->imhtml)->format_functions & GTK_IMHTML_LINKDESC)
            description = gaim_request_fields_get_string(fields, "description");
      else
            description = NULL;

      if (description == NULL)
            description = url;

      gtk_imhtml_insert_link(GTK_IMHTML(toolbar->imhtml),
                             gtk_text_buffer_get_insert(GTK_IMHTML(toolbar->imhtml)->text_buffer),
                             url, description);

      gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(toolbar->link), FALSE);

      toolbar->link_dialog = NULL;
}

static void
insert_link_cb(GtkWidget *w, GtkIMHtmlToolbar *toolbar)
{
      if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(toolbar->link))) {
            GaimRequestFields *fields;
            GaimRequestFieldGroup *group;
            GaimRequestField *field;
            GtkTextIter start, end;
            char *msg;
            char *desc = NULL;

            fields = gaim_request_fields_new();

            group = gaim_request_field_group_new(NULL);
            gaim_request_fields_add_group(fields, group);

            field = gaim_request_field_string_new("url", _("_URL"), NULL, FALSE);
            gaim_request_field_set_required(field, TRUE);
            gaim_request_field_group_add_field(group, field);

            if(GTK_IMHTML(toolbar->imhtml)->format_functions & GTK_IMHTML_LINKDESC) {
                  if (gtk_text_buffer_get_selection_bounds(GTK_IMHTML(toolbar->imhtml)->text_buffer, &start, &end)) {
                        desc = gtk_imhtml_get_text(GTK_IMHTML(toolbar->imhtml), &start, &end);
                  }
                  field = gaim_request_field_string_new("description", _("_Description"),
                                                desc, FALSE);
                  gaim_request_field_group_add_field(group, field);
                  msg = g_strdup(_("Please enter the URL and description of the "
                                           "link that you want to insert. The description "
                                           "is optional."));
            } else {
                  msg = g_strdup(_("Please enter the URL of the "
                                                      "link that you want to insert."));
            }

            toolbar->link_dialog =
                  gaim_request_fields(toolbar, _("Insert Link"),
                                  NULL,
                                    msg,
                                  fields,
                                  _("_Insert"), G_CALLBACK(do_insert_link_cb),
                                  _("Cancel"), G_CALLBACK(cancel_link_cb),
                                  toolbar);
            g_free(msg);
            g_free(desc);
      } else {
            close_link_dialog(toolbar);
      }
      gtk_widget_grab_focus(toolbar->imhtml);
}


static void
do_insert_image_cb(GtkWidget *widget, int response, GtkIMHtmlToolbar *toolbar)
{
      gchar *filename, *name, *buf;
      char *filedata;
      size_t size;
      GError *error = NULL;
      int id;
      GtkTextIter iter;
      GtkTextMark *ins;

#if GTK_CHECK_VERSION(2,4,0) /* FILECHOOSER */
      if (response != GTK_RESPONSE_ACCEPT) {
#else /* FILECHOOSER */
      if (response != GTK_RESPONSE_OK) {
#endif /* FILECHOOSER */
            gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(toolbar->image), FALSE);
            return;
      }

#if GTK_CHECK_VERSION(2,4,0) /* FILECHOOSER */
      filename = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(widget));
#else /* FILECHOOSER */
      filename = g_strdup(gtk_file_selection_get_filename(GTK_FILE_SELECTION(widget)));
#endif /* FILECHOOSER */

      if (filename == NULL) {
            gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(toolbar->image), FALSE);
            return;
      }

#if !GTK_CHECK_VERSION(2,4,0) /* FILECHOOSER */
      if (gaim_gtk_check_if_dir(filename, GTK_FILE_SELECTION(widget))) {
            g_free(filename);
            gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(toolbar->image), FALSE);
            return;
      }
#endif /* FILECHOOSER */

      /* The following triggers a callback that closes the widget */
      gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(toolbar->image), FALSE);

      if (!g_file_get_contents(filename, &filedata, &size, &error)) {
            gaim_notify_error(NULL, NULL, error->message, NULL);

            g_error_free(error);
            g_free(filename);

            return;
      }

      name = strrchr(filename, G_DIR_SEPARATOR) + 1;

      id = gaim_imgstore_add(filedata, size, name);
      g_free(filedata);

      if (id == 0) {
            buf = g_strdup_printf(_("Failed to store image: %s\n"), filename);
            gaim_notify_error(NULL, NULL, buf, NULL);

            g_free(buf);
            g_free(filename);

            return;
      }

      g_free(filename);

      ins = gtk_text_buffer_get_insert(gtk_text_view_get_buffer(GTK_TEXT_VIEW(toolbar->imhtml)));
      gtk_text_buffer_get_iter_at_mark(gtk_text_view_get_buffer(GTK_TEXT_VIEW(toolbar->imhtml)),
                                                       &iter, ins);
      gtk_imhtml_insert_image_at_iter(GTK_IMHTML(toolbar->imhtml), id, &iter);
      gaim_imgstore_unref(id);
}


static void
insert_image_cb(GtkWidget *save, GtkIMHtmlToolbar *toolbar)
{
      GtkWidget *window;

      if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(toolbar->image))) {
#if GTK_CHECK_VERSION(2,4,0) /* FILECHOOSER */
            window = gtk_file_chooser_dialog_new(_("Insert Image"),
                                    NULL,
                                    GTK_FILE_CHOOSER_ACTION_OPEN,
                                    GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
                                    GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT,
                                    NULL);
            gtk_dialog_set_default_response(GTK_DIALOG(window), GTK_RESPONSE_ACCEPT);
            g_signal_connect(G_OBJECT(GTK_FILE_CHOOSER(window)),
                        "response", G_CALLBACK(do_insert_image_cb), toolbar);
#else /* FILECHOOSER */
            window = gtk_file_selection_new(_("Insert Image"));
            gtk_dialog_set_default_response(GTK_DIALOG(window), GTK_RESPONSE_OK);
            g_signal_connect(G_OBJECT(GTK_FILE_SELECTION(window)),
                        "response", G_CALLBACK(do_insert_image_cb), toolbar);
#endif /* FILECHOOSER */

            gtk_widget_show(window);
            toolbar->image_dialog = window;
      } else {
            gtk_widget_destroy(toolbar->image_dialog);
            toolbar->image_dialog = NULL;
      }

      gtk_widget_grab_focus(toolbar->imhtml);
}


static void
close_smiley_dialog(GtkWidget *widget, GdkEvent *event,
                              GtkIMHtmlToolbar *toolbar)
{
      gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(toolbar->smiley), FALSE);

      if (toolbar->smiley_dialog != NULL)
      {
            gtk_widget_destroy(toolbar->smiley_dialog);
            toolbar->smiley_dialog = NULL;
      }
}


static void
insert_smiley_text(GtkWidget *widget, GtkIMHtmlToolbar *toolbar)
{
      char *smiley_text, *escaped_smiley;

      smiley_text = g_object_get_data(G_OBJECT(widget), "smiley_text");
      escaped_smiley = gaim_escape_html(smiley_text);

      gtk_imhtml_insert_smiley(GTK_IMHTML(toolbar->imhtml),
                                           GTK_IMHTML(toolbar->imhtml)->protocol_name,
                                           escaped_smiley);

      g_free(escaped_smiley);
      close_smiley_dialog(NULL, NULL, toolbar);
}


static void add_smiley(GtkIMHtmlToolbar *toolbar, GtkWidget *table, int row, int col, char *filename, char *face)
{
      GtkWidget *image;
      GtkWidget *button;

      image = gtk_image_new_from_file(filename);
      button = gtk_button_new();
      gtk_container_add(GTK_CONTAINER(button), image);
      g_object_set_data(G_OBJECT(button), "smiley_text", face);
      g_signal_connect(G_OBJECT(button), "clicked", G_CALLBACK(insert_smiley_text), toolbar);

      gtk_tooltips_set_tip(toolbar->tooltips, button, face, NULL);

      gtk_table_attach_defaults(GTK_TABLE(table), button, col, col+1, row, row+1);

      /* these look really weird with borders */
      gtk_button_set_relief(GTK_BUTTON(button), GTK_RELIEF_NONE);

      gtk_widget_show(button);
}


static gboolean smiley_is_unique(GSList *list, GtkIMHtmlSmiley *smiley) {
      while(list) {
            GtkIMHtmlSmiley *cur = list->data;
            if(!strcmp(cur->file, smiley->file))
                  return FALSE;
            list = list->next;
      }
      return TRUE;
}


static void
insert_smiley_cb(GtkWidget *smiley, GtkIMHtmlToolbar *toolbar)
{
      if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(smiley))) {

            GtkWidget *dialog;
            GtkWidget *smiley_table = NULL;
            GSList *smileys, *unique_smileys = NULL;
            int width;
            int row = 0, col = 0;

            if (toolbar->smiley_dialog) {
                  gtk_widget_grab_focus(toolbar->imhtml);
                  return;
            }

            if (toolbar->sml)
                  smileys = get_proto_smileys(toolbar->sml);
            else
                  smileys = get_proto_smileys(GAIM_PROTO_DEFAULT);

            while(smileys) {
                  GtkIMHtmlSmiley *smiley = smileys->data;
                  if(!smiley->hidden) {
                        if(smiley_is_unique(unique_smileys, smiley))
                              unique_smileys = g_slist_append(unique_smileys, smiley);
                  }
                  smileys = smileys->next;
            }

            GAIM_DIALOG(dialog);

            gtk_window_set_resizable(GTK_WINDOW(dialog), FALSE);
            gtk_window_set_role(GTK_WINDOW(dialog), "smiley_dialog");
            gtk_window_set_position(GTK_WINDOW(dialog), GTK_WIN_POS_MOUSE);

            if(g_slist_length(unique_smileys)) {

                  width = floor(sqrt(g_slist_length(unique_smileys)));

                  smiley_table = gtk_table_new(width, width, TRUE);

                  /* pack buttons */

                  while(unique_smileys) {
                        GtkIMHtmlSmiley *smiley = unique_smileys->data;
                        if(!smiley->hidden) {
                              add_smiley(toolbar, smiley_table, row, col, smiley->file, smiley->smile);
                              if(++col >= width) {
                                    col = 0;
                                    row++;
                              }
                        }
                        unique_smileys = unique_smileys->next;
                  }
            }
            else {
                  smiley_table = gtk_label_new(_("This theme has no available smileys."));
            }

            gtk_container_add(GTK_CONTAINER(dialog), smiley_table);

            gtk_widget_show(smiley_table);

            gtk_container_set_border_width(GTK_CONTAINER(dialog), 5);

            /* connect signals */
            g_object_set_data(G_OBJECT(dialog), "dialog_type", "smiley dialog");
            g_signal_connect(G_OBJECT(dialog), "delete_event",
                                     G_CALLBACK(close_smiley_dialog), toolbar);

            /* show everything */
            gtk_window_set_title(GTK_WINDOW(dialog), _("Smile!"));
            gtk_widget_show_all(dialog);

            toolbar->smiley_dialog = dialog;

      } else if (toolbar->smiley_dialog) {
            close_smiley_dialog(smiley, NULL, toolbar);
      }
      gtk_widget_grab_focus(toolbar->imhtml);
}

static void update_buttons_cb(GtkIMHtml *imhtml, GtkIMHtmlButtons buttons, GtkIMHtmlToolbar *toolbar)
{
      gtk_widget_set_sensitive(GTK_WIDGET(toolbar->bold), buttons & GTK_IMHTML_BOLD);
      gtk_widget_set_sensitive(GTK_WIDGET(toolbar->italic), buttons & GTK_IMHTML_ITALIC);
      gtk_widget_set_sensitive(GTK_WIDGET(toolbar->underline), buttons & GTK_IMHTML_UNDERLINE);

      gtk_widget_set_sensitive(GTK_WIDGET(toolbar->larger_size), buttons & GTK_IMHTML_GROW);
      gtk_widget_set_sensitive(GTK_WIDGET(toolbar->smaller_size), buttons & GTK_IMHTML_SHRINK);

      gtk_widget_set_sensitive(GTK_WIDGET(toolbar->font), buttons & GTK_IMHTML_FACE);
      gtk_widget_set_sensitive(GTK_WIDGET(toolbar->fgcolor), buttons & GTK_IMHTML_FORECOLOR);
      gtk_widget_set_sensitive(GTK_WIDGET(toolbar->bgcolor), buttons & GTK_IMHTML_BACKCOLOR);

      gtk_widget_set_sensitive(GTK_WIDGET(toolbar->image), buttons & GTK_IMHTML_IMAGE);
      gtk_widget_set_sensitive(GTK_WIDGET(toolbar->link), buttons & GTK_IMHTML_LINK);
      gtk_widget_set_sensitive(GTK_WIDGET(toolbar->smiley), buttons & GTK_IMHTML_SMILEY);
}

/* we call this when we want to _set_active the toggle button, it'll
 * block the callback thats connected to the button so we don't have to
 * do the double toggling hack
 */
static void toggle_button_set_active_block(GtkToggleButton *button,
                                                               gboolean is_active,
                                                               GtkIMHtmlToolbar *toolbar)
{
      GObject *object;
      g_return_if_fail(toolbar);

      object = g_object_ref(button);
      g_signal_handlers_block_matched(object, G_SIGNAL_MATCH_DATA,
                                                      0, 0, NULL, NULL, toolbar);
      gtk_toggle_button_set_active(button, is_active);
      g_signal_handlers_unblock_matched(object, G_SIGNAL_MATCH_DATA,
                                                        0, 0, NULL, NULL, toolbar);
      g_object_unref(object);
}

static void toggle_button_cb(GtkIMHtml *imhtml, GtkIMHtmlButtons buttons, GtkIMHtmlToolbar *toolbar)
{
      if (buttons & GTK_IMHTML_BOLD)
            toggle_button_set_active_block(GTK_TOGGLE_BUTTON(toolbar->bold),
                                                         !gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(toolbar->bold)),
                                                         toolbar);

      if (buttons & GTK_IMHTML_ITALIC)
            toggle_button_set_active_block(GTK_TOGGLE_BUTTON(toolbar->italic),
                                                         !gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(toolbar->italic)),
                                                         toolbar);

      if (buttons & GTK_IMHTML_UNDERLINE)
            toggle_button_set_active_block(GTK_TOGGLE_BUTTON(toolbar->underline),
                                                         !gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(toolbar->underline)),
                                                         toolbar);
}

static void reset_buttons_cb(GtkIMHtml *imhtml, GtkIMHtmlToolbar *toolbar)
{
      if(gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(toolbar->bold)))
            toggle_button_set_active_block(GTK_TOGGLE_BUTTON(toolbar->bold), FALSE,
                                                         toolbar);
      
      if(gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(toolbar->italic)))
            toggle_button_set_active_block(GTK_TOGGLE_BUTTON(toolbar->italic),
                                                         FALSE, toolbar);
      
      if(gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(toolbar->underline)))
            toggle_button_set_active_block(GTK_TOGGLE_BUTTON(toolbar->underline),
                                                         FALSE, toolbar);
}

static void update_buttons(GtkIMHtmlToolbar *toolbar) {
      gboolean bold, italic, underline;
      
      bold = italic = underline = FALSE;
      gtk_imhtml_get_current_format(GTK_IMHTML(toolbar->imhtml),
                                                  &bold, &italic, &underline);

      if(gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(toolbar->bold)) != bold)
            toggle_button_set_active_block(GTK_TOGGLE_BUTTON(toolbar->bold), bold,
                                                         toolbar);

      if(gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(toolbar->italic)) != italic)
            toggle_button_set_active_block(GTK_TOGGLE_BUTTON(toolbar->italic), italic,
                                                         toolbar);

      if(gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(toolbar->underline)) != underline)
            toggle_button_set_active_block(GTK_TOGGLE_BUTTON(toolbar->underline),
                                                         underline, toolbar);
}

static void update_format_cb(GtkIMHtml *imhtml, GtkIMHtmlToolbar *toolbar) {
      update_buttons(toolbar);
}

static void mark_set_cb(GtkTextBuffer *buffer, GtkTextIter *location,
                                    GtkTextMark *mark, GtkIMHtmlToolbar *toolbar)
{
      if(mark != gtk_text_buffer_get_insert(buffer))
            return;

      update_buttons(toolbar);
}

enum {
      LAST_SIGNAL
};
/* static guint signals [LAST_SIGNAL] = { 0 }; */

static void
gtk_imhtmltoolbar_finalize (GObject *object)
{
      GtkIMHtmlToolbar *toolbar = GTK_IMHTMLTOOLBAR(object);

      if (toolbar->image_dialog != NULL)
      {
            gtk_widget_destroy(toolbar->image_dialog);
            toolbar->image_dialog = NULL;
      }

      if (toolbar->font_dialog != NULL)
      {
            gtk_widget_destroy(toolbar->font_dialog);
            toolbar->font_dialog = NULL;
      }

      if (toolbar->smiley_dialog != NULL)
      {
            gtk_widget_destroy(toolbar->smiley_dialog);
            toolbar->smiley_dialog = NULL;
      }

      if (toolbar->bgcolor_dialog != NULL)
      {
            gtk_widget_destroy(toolbar->bgcolor_dialog);
            toolbar->bgcolor_dialog = NULL;
      }

      if (toolbar->fgcolor_dialog != NULL)
      {
            gtk_widget_destroy(toolbar->fgcolor_dialog);
            toolbar->fgcolor_dialog = NULL;
      }

      if (toolbar->link_dialog != NULL)
      {
            gaim_request_close(GAIM_REQUEST_FIELDS, toolbar->link_dialog);
            toolbar->link_dialog = NULL;
      }

      if (toolbar->sml)
            free(toolbar->sml);
      gtk_object_sink(GTK_OBJECT(toolbar->tooltips));

      G_OBJECT_CLASS(parent_class)->finalize (object);
}

/* Boring GTK stuff */
static void gtk_imhtmltoolbar_class_init (GtkIMHtmlToolbarClass *class)
{
      GtkObjectClass *object_class;
      GObjectClass   *gobject_class;
      object_class = (GtkObjectClass*) class;
      gobject_class = (GObjectClass*) class;
      parent_class = gtk_type_class(GTK_TYPE_VBOX);
      /*    signals[URL_CLICKED] = g_signal_new(url_clicked",
                                    G_TYPE_FROM_CLASS(gobject_class),
                                    G_SIGNAL_RUN_FIRST,
                                    G_STRUCT_OFFSET(GtkIMHtmlClass, url_clicked),
                                    NULL,
                                    0,
                                    g_cclosure_marshal_VOID__POINTER,
                                    G_TYPE_NONE, 1,
                                    G_TYPE_POINTER);*/
      gobject_class->finalize = gtk_imhtmltoolbar_finalize;
}

static void gtk_imhtmltoolbar_init (GtkIMHtmlToolbar *toolbar)
{
      GtkWidget *hbox;
      GtkWidget *button;
      GtkWidget *sep;
      GtkSizeGroup *sg;

      toolbar->imhtml = NULL;
      toolbar->font_dialog = NULL;
      toolbar->fgcolor_dialog = NULL;
      toolbar->bgcolor_dialog = NULL;
      toolbar->link_dialog = NULL;
      toolbar->smiley_dialog = NULL;
      toolbar->image_dialog = NULL;

      toolbar->tooltips = gtk_tooltips_new();

      sg = gtk_size_group_new(GTK_SIZE_GROUP_BOTH);

      sep = gtk_hseparator_new();
      gtk_box_pack_start(GTK_BOX(toolbar), sep, FALSE, FALSE, 0);
      gtk_widget_show(sep);

      hbox = gtk_hbox_new(FALSE, 6);
      gtk_box_pack_start(GTK_BOX(toolbar), hbox, FALSE, FALSE, 0);

      /* Bold */
      button = gaim_pixbuf_toolbar_button_from_stock(GTK_STOCK_BOLD);
      gtk_size_group_add_widget(sg, button);
      gtk_box_pack_start(GTK_BOX(hbox), button, FALSE, FALSE, 0);
      gtk_tooltips_set_tip(toolbar->tooltips, button, _("Bold"), NULL);

      g_signal_connect(G_OBJECT(button), "clicked",
                   G_CALLBACK(do_bold), toolbar);

      toolbar->bold = button;

      /* Italic */
      button = gaim_pixbuf_toolbar_button_from_stock(GTK_STOCK_ITALIC);
      gtk_size_group_add_widget(sg, button);
      gtk_box_pack_start(GTK_BOX(hbox), button, FALSE, FALSE, 0);
      gtk_tooltips_set_tip(toolbar->tooltips, button, _("Italic"), NULL);

      g_signal_connect(G_OBJECT(button), "clicked",
                   G_CALLBACK(do_italic), toolbar);

      toolbar->italic = button;

      /* Underline */
      button = gaim_pixbuf_toolbar_button_from_stock(GTK_STOCK_UNDERLINE);
      gtk_size_group_add_widget(sg, button);
      gtk_box_pack_start(GTK_BOX(hbox), button, FALSE, FALSE, 0);
      gtk_tooltips_set_tip(toolbar->tooltips, button, _("Underline"), NULL);

      g_signal_connect(G_OBJECT(button), "clicked",
                   G_CALLBACK(do_underline), toolbar);

      toolbar->underline = button;

      /* Sep */
      sep = gtk_vseparator_new();
      gtk_box_pack_start(GTK_BOX(hbox), sep, FALSE, FALSE, 0);

      /* Increase font size */
      button = gaim_pixbuf_toolbar_button_from_stock(GAIM_STOCK_TEXT_BIGGER);
      gtk_size_group_add_widget(sg, button);
      gtk_box_pack_start(GTK_BOX(hbox), button, FALSE, FALSE, 0);
      gtk_tooltips_set_tip(toolbar->tooltips, button,
                       _("Larger font size"), NULL);

      g_signal_connect(G_OBJECT(button), "clicked",
                   G_CALLBACK(do_big), toolbar);

      toolbar->larger_size = button;

      /* Decrease font size */
      button = gaim_pixbuf_toolbar_button_from_stock(GAIM_STOCK_TEXT_SMALLER);
      gtk_size_group_add_widget(sg, button);
      gtk_box_pack_start(GTK_BOX(hbox), button, FALSE, FALSE, 0);
      gtk_tooltips_set_tip(toolbar->tooltips, button,
                       _("Smaller font size"), NULL);

      g_signal_connect(G_OBJECT(button), "clicked",
                   G_CALLBACK(do_small), toolbar);

      toolbar->smaller_size = button;

      /* Sep */
      sep = gtk_vseparator_new();
      gtk_box_pack_start(GTK_BOX(hbox), sep, FALSE, FALSE, 0);

      /* Font Face */

      button = gaim_pixbuf_toolbar_button_from_stock(GTK_STOCK_SELECT_FONT);
      gtk_size_group_add_widget(sg, button);
      gtk_box_pack_start(GTK_BOX(hbox), button, FALSE, FALSE, 0);
      gtk_tooltips_set_tip(toolbar->tooltips, button,
                  _("Font Face"), NULL);

      g_signal_connect(G_OBJECT(button), "clicked",
                   G_CALLBACK(toggle_font), toolbar);

      toolbar->font = button;

      /* Foreground Color */
      button = gaim_pixbuf_toolbar_button_from_stock(GAIM_STOCK_FGCOLOR);
      gtk_size_group_add_widget(sg, button);
      gtk_box_pack_start(GTK_BOX(hbox), button, FALSE, FALSE, 0);
      gtk_tooltips_set_tip(toolbar->tooltips, button,
                       _("Foreground font color"), NULL);

      g_signal_connect(G_OBJECT(button), "clicked",
                   G_CALLBACK(toggle_fg_color), toolbar);

      toolbar->fgcolor = button;

      /* Background Color */
      button = gaim_pixbuf_toolbar_button_from_stock(GAIM_STOCK_BGCOLOR);
      gtk_size_group_add_widget(sg, button);
      gtk_box_pack_start(GTK_BOX(hbox), button, FALSE, FALSE, 0);
      gtk_tooltips_set_tip(toolbar->tooltips, button,
                       _("Background color"), NULL);

      g_signal_connect(G_OBJECT(button), "clicked",
                   G_CALLBACK(toggle_bg_color), toolbar);

      toolbar->bgcolor = button;

      /* Sep */
      sep = gtk_vseparator_new();
      gtk_box_pack_start(GTK_BOX(hbox), sep, FALSE, FALSE, 0);

      /* Insert Link */
      button = gaim_pixbuf_toolbar_button_from_stock(GAIM_STOCK_LINK);
      gtk_size_group_add_widget(sg, button);
      gtk_box_pack_start(GTK_BOX(hbox), button, FALSE, FALSE, 0);
      gtk_tooltips_set_tip(toolbar->tooltips, button, _("Insert link"), NULL);
      g_signal_connect(G_OBJECT(button), "clicked",
                         G_CALLBACK(insert_link_cb), toolbar);

      toolbar->link = button;

      /* Insert IM Image */
      button = gaim_pixbuf_toolbar_button_from_stock(GAIM_STOCK_IMAGE);
      gtk_size_group_add_widget(sg, button);
      gtk_box_pack_start(GTK_BOX(hbox), button, FALSE, FALSE, 0);
      gtk_tooltips_set_tip(toolbar->tooltips, button, _("Insert image"), NULL);

      g_signal_connect(G_OBJECT(button), "clicked",
                   G_CALLBACK(insert_image_cb), toolbar);

      toolbar->image = button;

      /* Insert Smiley */
      button = gaim_pixbuf_toolbar_button_from_stock(GAIM_STOCK_SMILEY);
      gtk_size_group_add_widget(sg, button);
      gtk_box_pack_start(GTK_BOX(hbox), button, FALSE, FALSE, 0);
      gtk_tooltips_set_tip(toolbar->tooltips, button, _("Insert smiley"), NULL);

      g_signal_connect(G_OBJECT(button), "clicked",
                   G_CALLBACK(insert_smiley_cb), toolbar);

      toolbar->smiley = button;


      sep = gtk_hseparator_new();
      gtk_box_pack_start(GTK_BOX(toolbar), sep, FALSE, FALSE, 0);
      gtk_widget_show(sep);
      toolbar->sml = NULL;
      gtk_widget_show_all(hbox);
}

GtkWidget *gtk_imhtmltoolbar_new()
{
      return GTK_WIDGET(g_object_new(gtk_imhtmltoolbar_get_type(), NULL));
}

GType gtk_imhtmltoolbar_get_type()
{
      static GType imhtmltoolbar_type = 0;

      if (!imhtmltoolbar_type) {
            static const GTypeInfo imhtmltoolbar_info = {
                  sizeof(GtkIMHtmlToolbarClass),
                  NULL,
                  NULL,
                  (GClassInitFunc) gtk_imhtmltoolbar_class_init,
                  NULL,
                  NULL,
                  sizeof (GtkIMHtmlToolbar),
                  0,
                  (GInstanceInitFunc) gtk_imhtmltoolbar_init
            };

            imhtmltoolbar_type = g_type_register_static(GTK_TYPE_VBOX,
                        "GtkIMHtmlToolbar", &imhtmltoolbar_info, 0);
      }

      return imhtmltoolbar_type;
}


void gtk_imhtmltoolbar_attach(GtkIMHtmlToolbar *toolbar, GtkWidget *imhtml)
{
      GtkIMHtmlButtons buttons;
      gboolean bold, italic, underline;

      g_return_if_fail(toolbar != NULL);
      g_return_if_fail(GTK_IS_IMHTMLTOOLBAR(toolbar));
      g_return_if_fail(imhtml != NULL);
      g_return_if_fail(GTK_IS_IMHTML(imhtml));

      toolbar->imhtml = imhtml;
      g_signal_connect(G_OBJECT(imhtml), "format_buttons_update", G_CALLBACK(update_buttons_cb), toolbar);
      g_signal_connect(G_OBJECT(imhtml), "format_function_toggle", G_CALLBACK(toggle_button_cb), toolbar);
      g_signal_connect(G_OBJECT(imhtml), "format_function_clear", G_CALLBACK(reset_buttons_cb), toolbar);
      g_signal_connect(G_OBJECT(imhtml), "format_function_update", G_CALLBACK(update_format_cb), toolbar);
      g_signal_connect_after(G_OBJECT(GTK_IMHTML(imhtml)->text_buffer), "mark-set", G_CALLBACK(mark_set_cb), toolbar);

      buttons = gtk_imhtml_get_format_functions(GTK_IMHTML(imhtml));
      update_buttons_cb(GTK_IMHTML(imhtml), buttons, toolbar);

      bold = italic = underline = FALSE;

      gtk_imhtml_get_current_format(GTK_IMHTML(imhtml), &bold, &italic, &underline);
      
      if(bold)
            toggle_button_set_active_block(GTK_TOGGLE_BUTTON(toolbar->bold), bold,
                                                         toolbar);
      
      if(italic)
            toggle_button_set_active_block(GTK_TOGGLE_BUTTON(toolbar->italic), italic,
                                                         toolbar);

      if(underline)
            toggle_button_set_active_block(GTK_TOGGLE_BUTTON(toolbar->underline),
                                                         underline, toolbar);
}

void gtk_imhtmltoolbar_associate_smileys(GtkIMHtmlToolbar *toolbar, const char *proto_id)
{
      if (toolbar->sml)
            g_free(toolbar->sml);
      
      toolbar->sml = g_strdup(proto_id);
}

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