src/plugins/fancy/fancy_viewer.c

   1 /*
   2  * Claws Mail -- A GTK+ based, lightweight, and fast e-mail client
   3  * == Fancy Plugin ==
   4  * Copyright(C) 1999-2013 the Claws Mail Team
   5  * This file Copyright (C) 2009-2013 Salvatore De Paolis
   6  * <iwkse@claws-mail.org> and the Claws Mail Team
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; either version 3 of the License, or
  10  * (at your option) any later version.
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  14  * GNU General Public License for more details.
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write tothe Free Software
  17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  18  */
  19
  20
  21 #ifdef HAVE_CONFIG_H
  22 #include "config.h"
  23 #include "claws-features.h"
  24 #endif
  25
  26 #include <fancy_viewer.h>
  27 #include <fancy_prefs.h>
  28 #include <alertpanel.h>
  29
  30 #include <printing.h>
  31
  32
  33 static void
  34 load_start_cb (WebKitWebView *view, gint progress, FancyViewer *viewer);
  35
  36 static void
  37 load_finished_cb (WebKitWebView *view, gint progress, FancyViewer *viewer);
  38
  39 static void
  40 over_link_cb (WebKitWebView *view, const gchar *wtf, const gchar *link,
  41               FancyViewer *viewer, void *wtfa);
  42
  43 static void
  44 load_progress_cb (WebKitWebView *view, gint progress, FancyViewer *viewer);
  45
  46 static WebKitNavigationResponse
  47 navigation_requested_cb (WebKitWebView *view, WebKitWebFrame *frame,
  48                          WebKitNetworkRequest *netreq, FancyViewer *viewer);
  49
  50 static MimeViewerFactory fancy_viewer_factory;
  51
  52 static gboolean
  53 fancy_text_search(MimeViewer *_viewer, gboolean backward, const gchar *str,
  54                   gboolean case_sens);
  55
  56 static void
  57 viewer_menu_handler(GtkWidget *menuitem, FancyViewer *viewer);
  58
  59 static gint keypress_events_cb (GtkWidget *widget, GdkEventKey *event,
  60                                                                 FancyViewer *viewer);
  61 static void zoom_in_cb(GtkWidget *widget, GdkEvent *ev, FancyViewer *viewer);
  62 static void zoom_out_cb(GtkWidget *widget, GdkEvent *ev, FancyViewer *viewer);
  63 static gboolean fancy_prefs_cb(GtkWidget *widget, GdkEventButton *ev, FancyViewer *viewer);
  64 static void zoom_100_cb(GtkWidget *widget, GdkEvent *ev, FancyViewer *viewer);
  65 static void open_in_browser_cb(GtkWidget *widget, FancyViewer *viewer);
  66 static void fancy_create_popup_prefs_menu(FancyViewer *viewer);
  67 static void fancy_show_notice(FancyViewer *viewer, const gchar *message);
  68 static size_t download_file_curl_write_cb(void *buffer, size_t size,
  69                                           size_t nmemb, void *data);
  70 static void *download_file_curl (void *data);
  71 static void download_file_cb(GtkWidget *widget, FancyViewer *viewer);
  72
  73 #if !WEBKIT_CHECK_VERSION (1,5,1)
  74 gchar* webkit_web_view_get_selected_text(WebKitWebView* web_view);
  75 #endif
  76
  77 /*------*/
  78 static GtkWidget *fancy_get_widget(MimeViewer *_viewer)
  79 {
  80         FancyViewer *viewer = (FancyViewer *) _viewer;
  81         debug_print("fancy_get_widget: %p\n", viewer->vbox);
  82
  83         return GTK_WIDGET(viewer->vbox);
  84 }
  85
  86 static void fancy_apply_prefs(FancyViewer *viewer)
  87 {
  88         g_object_set(viewer->settings,
  89                 "auto-load-images", viewer->override_prefs_images,
  90                 "enable-scripts", viewer->override_prefs_scripts,
  91                 "enable-plugins", viewer->override_prefs_plugins,
  92                 "enable-java-applet", viewer->override_prefs_java,
  93 #ifdef G_OS_WIN32
  94                 "default-font-family", "Arial",
  95                 "cursive-font-family", "Comic Sans MS",
  96                 "fantasy-font-family", "Comic Sans MS",
  97                 "monospace-font-family", "Courier New",
  98                 "sans-serif-font-family", "Arial",
  99                 "serif-font-family", "Times New Roman",
 100 #endif
 101                 NULL);
 102         webkit_web_view_set_settings(viewer->view, viewer->settings);
 103 }
 104
 105 static void fancy_auto_load_images_activated(GtkCheckMenuItem *item, FancyViewer *viewer) {
 106         viewer->override_prefs_images = gtk_check_menu_item_get_active(item);
 107         fancy_apply_prefs(viewer);
 108         webkit_web_view_reload (viewer->view);
 109 }
 110
 111 static void fancy_enable_remote_content_activated(GtkCheckMenuItem *item, FancyViewer *viewer) {
 112         viewer->override_prefs_remote_content = gtk_check_menu_item_get_active(item);
 113         fancy_apply_prefs(viewer);
 114         webkit_web_view_reload (viewer->view);
 115 }
 116
 117 static void fancy_enable_scripts_activated(GtkCheckMenuItem *item, FancyViewer *viewer) {
 118         viewer->override_prefs_scripts = gtk_check_menu_item_get_active(item);
 119         fancy_apply_prefs(viewer);
 120         webkit_web_view_reload (viewer->view);
 121 }
 122
 123 static void fancy_enable_plugins_activated(GtkCheckMenuItem *item, FancyViewer *viewer) {
 124         viewer->override_prefs_plugins = gtk_check_menu_item_get_active(item);
 125         fancy_apply_prefs(viewer);
 126         webkit_web_view_reload (viewer->view);
 127 }
 128
 129 static void fancy_enable_java_activated(GtkCheckMenuItem *item, FancyViewer *viewer) {
 130         viewer->override_prefs_java = gtk_check_menu_item_get_active(item);
 131         fancy_apply_prefs(viewer);
 132         webkit_web_view_reload (viewer->view);
 133 }
 134
 135 static void fancy_open_external_activated(GtkCheckMenuItem *item, FancyViewer *viewer) {
 136         viewer->override_prefs_external = gtk_check_menu_item_get_active(item);
 137         fancy_apply_prefs(viewer);
 138 }
 139
 140 static void fancy_set_defaults(FancyViewer *viewer)
 141 {
 142         viewer->override_prefs_remote_content = fancy_prefs.enable_remote_content;
 143         viewer->override_prefs_external = fancy_prefs.open_external;
 144         viewer->override_prefs_images = fancy_prefs.enable_images;
 145         viewer->override_prefs_scripts = fancy_prefs.enable_scripts;
 146         viewer->override_prefs_plugins = fancy_prefs.enable_plugins;
 147         viewer->override_prefs_java = fancy_prefs.enable_java;
 148
 149         g_signal_handlers_block_by_func(G_OBJECT(viewer->enable_images),
 150                 fancy_auto_load_images_activated, viewer);
 151         g_signal_handlers_block_by_func(G_OBJECT(viewer->enable_remote_content),
 152                 fancy_enable_remote_content_activated, viewer);
 153         g_signal_handlers_block_by_func(G_OBJECT(viewer->enable_scripts),
 154                 fancy_enable_scripts_activated, viewer);
 155         g_signal_handlers_block_by_func(G_OBJECT(viewer->enable_plugins),
 156                 fancy_enable_plugins_activated, viewer);
 157         g_signal_handlers_block_by_func(G_OBJECT(viewer->enable_java),
 158                 fancy_enable_java_activated, viewer);
 159         g_signal_handlers_block_by_func(G_OBJECT(viewer->open_external),
 160                 fancy_open_external_activated, viewer);
 161
 162         gtk_check_menu_item_set_active(
 163                 GTK_CHECK_MENU_ITEM(viewer->enable_images),
 164                 viewer->override_prefs_images);
 165         gtk_check_menu_item_set_active(
 166                 GTK_CHECK_MENU_ITEM(viewer->enable_scripts),
 167                 viewer->override_prefs_scripts);
 168         gtk_check_menu_item_set_active(
 169                 GTK_CHECK_MENU_ITEM(viewer->enable_plugins),
 170                 viewer->override_prefs_plugins);
 171         gtk_check_menu_item_set_active(
 172                 GTK_CHECK_MENU_ITEM(viewer->enable_java),
 173                 viewer->override_prefs_java);
 174         gtk_check_menu_item_set_active(
 175                 GTK_CHECK_MENU_ITEM(viewer->enable_remote_content),
 176                 viewer->override_prefs_remote_content);
 177         gtk_check_menu_item_set_active(
 178                 GTK_CHECK_MENU_ITEM(viewer->open_external),
 179                 viewer->override_prefs_external);
 180
 181         g_signal_handlers_unblock_by_func(G_OBJECT(viewer->enable_images),
 182                 fancy_auto_load_images_activated, viewer);
 183         g_signal_handlers_unblock_by_func(G_OBJECT(viewer->enable_remote_content),
 184                 fancy_enable_remote_content_activated, viewer);
 185         g_signal_handlers_unblock_by_func(G_OBJECT(viewer->enable_scripts),
 186                 fancy_enable_scripts_activated, viewer);
 187         g_signal_handlers_unblock_by_func(G_OBJECT(viewer->enable_plugins),
 188                 fancy_enable_plugins_activated, viewer);
 189         g_signal_handlers_unblock_by_func(G_OBJECT(viewer->enable_java),
 190                 fancy_enable_java_activated, viewer);
 191         g_signal_handlers_unblock_by_func(G_OBJECT(viewer->open_external),
 192                 fancy_open_external_activated, viewer);
 193
 194         fancy_apply_prefs(viewer);
 195 }
 196
 197 static void fancy_load_uri(FancyViewer *viewer, const gchar *uri)
 198 {
 199 #if WEBKIT_CHECK_VERSION(1,1,1)
 200         webkit_web_view_load_uri(viewer->view, uri);
 201 #else
 202         webkit_web_view_open(viewer->view, uri);
 203 #endif
 204 }
 205
 206 static gboolean fancy_show_mimepart_real(MimeViewer *_viewer)
 207 {
 208         FancyViewer *viewer = (FancyViewer *) _viewer;
 209         MessageView *messageview = ((MimeViewer *)viewer)->mimeview
 210                                         ? ((MimeViewer *)viewer)->mimeview->messageview
 211                                         : NULL;
 212         MimeInfo *partinfo = viewer->to_load;
 213
 214         messageview->updating = TRUE;
 215
 216         if (viewer->filename != NULL) {
 217                 g_unlink(viewer->filename);
 218                 g_free(viewer->filename);
 219                 viewer->filename = NULL;
 220         }
 221
 222         if (messageview) {
 223                 NoticeView *noticeview = messageview->noticeview;
 224                 noticeview_hide(noticeview);
 225         }
 226         if (partinfo)
 227                 viewer->filename = procmime_get_tmp_file_name(partinfo);
 228         debug_print("filename: %s\n", viewer->filename);
 229         if (!viewer->filename) {
 230                 return FALSE;
 231         }
 232         if (procmime_get_part(viewer->filename, partinfo) < 0) {
 233                 g_free(viewer->filename);
 234                 viewer->filename = NULL;
 235         }
 236         else {
 237                 const gchar *charset = NULL;
 238                 if (_viewer && _viewer->mimeview &&
 239                         _viewer->mimeview->messageview->forced_charset)
 240                         charset = _viewer->mimeview->messageview->forced_charset;
 241                 else
 242                         charset = procmime_mimeinfo_get_parameter(partinfo, "charset");
 243                 if (!charset)
 244                         charset = conv_get_locale_charset_str();
 245                 debug_print("using %s charset\n", charset);
 246                 g_object_set(viewer->settings, "default-encoding", charset, NULL);
 247                 gchar *tmp = g_filename_to_uri(viewer->filename, NULL, NULL);
 248                 debug_print("zoom_level: %i\n", fancy_prefs.zoom_level);
 249                 webkit_web_view_set_zoom_level(viewer->view, (fancy_prefs.zoom_level / 100.0));
 250
 251                 fancy_set_defaults(viewer);
 252                 fancy_load_uri(viewer, tmp);
 253
 254                 g_free(tmp);
 255         }
 256         viewer->loading = FALSE;
 257         return FALSE;
 258 }
 259 static void fancy_show_notice(FancyViewer *viewer, const gchar *message)
 260 {
 261         gtk_label_set_text(GTK_LABEL(viewer->l_link), message);
 262 }
 263 static gint fancy_show_mimepart_prepare(MimeViewer *_viewer)
 264 {
 265         FancyViewer *viewer = (FancyViewer *) _viewer;
 266
 267         if (viewer->tag > 0) {
 268                 gtk_timeout_remove(viewer->tag);
 269                 viewer->tag = -1;
 270                 if (viewer->loading) {
 271                         viewer->stop_previous = TRUE;
 272                 }
 273         }
 274
 275         viewer->tag = g_timeout_add(5, (GSourceFunc)fancy_show_mimepart_real, viewer);
 276         return FALSE;
 277 }
 278
 279 static void fancy_show_mimepart(MimeViewer *_viewer, const gchar *infile,
 280                                                                 MimeInfo *partinfo)
 281 {
 282         FancyViewer *viewer = (FancyViewer *) _viewer;
 283         viewer->to_load = partinfo;
 284         viewer->loading = TRUE;
 285         g_timeout_add(5, (GtkFunction)fancy_show_mimepart_prepare, viewer);
 286 }
 287
 288 static void fancy_print(MimeViewer *_viewer)
 289 {
 290         FancyViewer *viewer = (FancyViewer *) _viewer;
 291         GtkPrintOperationResult res;
 292         GError *error = NULL;
 293         GtkPrintOperation *op;
 294
 295         gtk_widget_realize(GTK_WIDGET(viewer->view));
 296
 297         while (viewer->loading)
 298                 claws_do_idle();
 299
 300         op = gtk_print_operation_new();
 301
 302         /* Config for printing */
 303         gtk_print_operation_set_print_settings(op, printing_get_settings());
 304         gtk_print_operation_set_default_page_setup(op, printing_get_page_setup());
 305 #if GTK_CHECK_VERSION(2,18,0)
 306         /* enable Page Size and Orientation in the print dialog */
 307         gtk_print_operation_set_embed_page_setup(op, TRUE);
 308 #endif
 309
 310         /* Start printing process */
 311         res = webkit_web_frame_print_full(webkit_web_view_get_main_frame(viewer->view),
 312                                           op, GTK_PRINT_OPERATION_ACTION_PRINT_DIALOG,
 313                                           &error);
 314
 315         if (res == GTK_PRINT_OPERATION_RESULT_ERROR) {
 316                 gtk_print_operation_get_error(op, &error);
 317                 debug_print("Error printing message: %s\n",
 318                             error ? error->message : "no details");
 319         } else if (res == GTK_PRINT_OPERATION_RESULT_APPLY) {
 320                 /* store settings for next printing session */
 321                 printing_store_settings(gtk_print_operation_get_print_settings(op));
 322         }
 323 }
 324
 325 static gchar *fancy_get_selection (MimeViewer *_viewer)
 326 {
 327         debug_print("fancy_get_selection\n");
 328         FancyViewer *viewer = (FancyViewer *) _viewer;
 329 #if WEBKIT_CHECK_VERSION(1,5,1)
 330         viewer->doc = webkit_web_view_get_dom_document(WEBKIT_WEB_VIEW(viewer->view));
 331         viewer->window = webkit_dom_document_get_default_view (viewer->doc);
 332         viewer->selection = webkit_dom_dom_window_get_selection (viewer->window);
 333         if (viewer->selection == NULL)
 334                 return NULL;
 335         viewer->range = webkit_dom_dom_selection_get_range_at(viewer->selection, 0, NULL);
 336         if (viewer->range == NULL)
 337                 return NULL;
 338         gchar *sel = webkit_dom_range_get_text (viewer->range);
 339 #else
 340         gchar *sel = webkit_web_view_get_selected_text(viewer->view);
 341 #endif
 342         if (!viewer->view || strlen(sel) == 0) {
 343                 g_free(sel);
 344                 return NULL;
 345         }
 346         return sel;
 347 }
 348
 349 static void fancy_clear_viewer(MimeViewer *_viewer)
 350 {
 351         FancyViewer *viewer = (FancyViewer *) _viewer;
 352         GtkAdjustment *vadj;
 353         viewer->cur_link = NULL;
 354         fancy_set_defaults(viewer);
 355
 356         fancy_load_uri(viewer, "about:blank");
 357
 358         debug_print("fancy_clear_viewer\n");
 359         fancy_prefs.zoom_level = webkit_web_view_get_zoom_level(viewer->view) * 100;
 360         viewer->to_load = NULL;
 361         vadj = gtk_scrolled_window_get_vadjustment(GTK_SCROLLED_WINDOW(viewer->scrollwin));
 362         gtk_adjustment_set_value(vadj, 0.0);
 363         g_signal_emit_by_name(G_OBJECT(vadj), "value-changed", 0);
 364 }
 365
 366 static void fancy_destroy_viewer(MimeViewer *_viewer)
 367 {
 368         FancyViewer *viewer = (FancyViewer *) _viewer;
 369         fancy_prefs.zoom_level = webkit_web_view_get_zoom_level(viewer->view) * 100;
 370         debug_print("fancy_destroy_viewer\n");
 371         g_free(viewer->filename);
 372         g_free(viewer);
 373 }
 374
 375 static WebKitNavigationResponse
 376 navigation_requested_cb(WebKitWebView *view, WebKitWebFrame *frame,
 377                                                 WebKitNetworkRequest *netreq, FancyViewer *viewer)
 378 {
 379         const gchar *uri = webkit_network_request_get_uri(netreq);
 380 #ifndef G_OS_WIN32
 381         debug_print("navigation requested to %s\n", uri);
 382 #endif
 383         if (!strncmp(uri, "mailto:", 7)) {
 384                 compose_new(NULL, uri + 7, NULL);
 385                 return WEBKIT_NAVIGATION_RESPONSE_IGNORE;
 386         } else if (!strncmp(uri, "file://", 7)) {
 387                 return WEBKIT_NAVIGATION_RESPONSE_ACCEPT;
 388         } else if (viewer->override_prefs_remote_content)
 389                 return WEBKIT_NAVIGATION_RESPONSE_ACCEPT;
 390         else {
 391                 fancy_show_notice(viewer, _("Remote content loading is disabled."));
 392                 return WEBKIT_NAVIGATION_RESPONSE_IGNORE;
 393         }
 394 }
 395
 396 static void resource_request_starting_cb(WebKitWebView          *view,
 397                                          WebKitWebFrame         *frame,
 398                                          WebKitWebResource      *resource,
 399                                          WebKitNetworkRequest   *request,
 400                                          WebKitNetworkResponse  *response,
 401                                          FancyViewer            *viewer)
 402 {
 403         const gchar *uri = webkit_network_request_get_uri(request);
 404         gchar *filename;
 405         gchar *image;
 406         gint err;
 407         MimeInfo *partinfo = viewer->to_load;
 408
 409         filename = viewer->filename;
 410         if ((!g_ascii_strncasecmp(uri, "cid:", 4)) || (!g_ascii_strncasecmp(uri, "mid:", 4))) {
 411                 image = g_strconcat("<", uri + 4, ">", NULL);
 412                 while ((partinfo = procmime_mimeinfo_next(partinfo)) != NULL) {
 413                         if (!g_ascii_strcasecmp(image, partinfo->id)) {
 414                                 filename = procmime_get_tmp_file_name(partinfo);
 415                                 if (!filename) {
 416                                         g_free(image);
 417                                         return;
 418                                 }
 419                                 if ((err = procmime_get_part(filename, partinfo)) < 0)
 420                                         alertpanel_error(_("Couldn't save the part of multipart message: %s"),
 421                                                                                 strerror(-err));
 422                                 gchar *file_uri = g_filename_to_uri(filename, NULL, NULL);
 423                                 webkit_network_request_set_uri(request, file_uri);
 424                                 g_free(file_uri);
 425                                 g_free(filename);
 426                                 break;
 427                         }
 428                 }
 429                 g_free(image);
 430         }
 431
 432         /* refresh URI that may have changed */
 433         uri = webkit_network_request_get_uri(request);
 434         if (!viewer->override_prefs_remote_content
 435             && strncmp(uri, "file://", 7)) {
 436 #ifndef G_OS_WIN32
 437                 debug_print("Preventing load of %s\n", uri);
 438 #endif
 439                 webkit_network_request_set_uri(request, "about:blank");
 440         }
 441 #ifndef G_OS_WIN32
 442         else
 443                 debug_print("Starting request of %s\n", uri);
 444 #endif
 445 }
 446
 447 static gboolean fancy_text_search(MimeViewer *_viewer, gboolean backward,
 448                                   const gchar *str, gboolean case_sens)
 449 {
 450         return webkit_web_view_search_text(((FancyViewer*)_viewer)->view, str,
 451                                            case_sens, !backward, TRUE);
 452 }
 453
 454 static gboolean fancy_prefs_cb(GtkWidget *widget, GdkEventButton *ev, FancyViewer *viewer)
 455 {
 456         if ((ev->button == 1) && (ev->type == GDK_BUTTON_PRESS)) {
 457                 gtk_menu_popup(GTK_MENU(viewer->fancy_prefs_menu), NULL, NULL, NULL, NULL,
 458                                 ev->button, ev->time);
 459                 return TRUE;
 460         }
 461         return FALSE;
 462 }
 463
 464 static void fancy_create_popup_prefs_menu(FancyViewer *viewer) {
 465         GtkWidget *enable_images;
 466         GtkWidget *enable_remote_content;
 467         GtkWidget *enable_scripts;
 468         GtkWidget *enable_plugins;
 469         GtkWidget *enable_java;
 470         GtkWidget *open_external;
 471
 472         enable_images = gtk_check_menu_item_new_with_label(_("Load images"));
 473
 474         enable_remote_content = gtk_check_menu_item_new_with_label(_("Enable remote content"));
 475
 476         enable_scripts = gtk_check_menu_item_new_with_label(_("Enable Javascript"));
 477
 478         enable_plugins = gtk_check_menu_item_new_with_label(_("Enable Plugins"));
 479
 480         enable_java = gtk_check_menu_item_new_with_label(_("Enable Java"));
 481
 482         open_external = gtk_check_menu_item_new_with_label(_("Open links with external browser"));
 483
 484         gtk_menu_shell_append(GTK_MENU_SHELL(viewer->fancy_prefs_menu), enable_images);
 485         gtk_menu_shell_append(GTK_MENU_SHELL(viewer->fancy_prefs_menu), enable_remote_content);
 486         gtk_menu_shell_append(GTK_MENU_SHELL(viewer->fancy_prefs_menu), enable_scripts);
 487         gtk_menu_shell_append(GTK_MENU_SHELL(viewer->fancy_prefs_menu), enable_plugins);
 488         gtk_menu_shell_append(GTK_MENU_SHELL(viewer->fancy_prefs_menu), enable_java);
 489         gtk_menu_shell_append(GTK_MENU_SHELL(viewer->fancy_prefs_menu), open_external);
 490
 491         gtk_menu_attach_to_widget(GTK_MENU(viewer->fancy_prefs_menu), viewer->ev_fancy_prefs, NULL);
 492         gtk_widget_show_all(viewer->fancy_prefs_menu);
 493
 494         viewer->enable_images = enable_images;
 495         viewer->enable_scripts = enable_scripts;
 496         viewer->enable_plugins = enable_plugins;
 497         viewer->enable_java = enable_java;
 498         viewer->enable_remote_content = enable_remote_content;
 499         viewer->open_external = open_external;
 500
 501         /* Set sensitivity according to preferences and overrides */
 502
 503         g_signal_connect(G_OBJECT(enable_images), "toggled",
 504                          G_CALLBACK (fancy_auto_load_images_activated), viewer);
 505         g_signal_connect(G_OBJECT(enable_remote_content), "toggled",
 506                          G_CALLBACK (fancy_enable_remote_content_activated), viewer);
 507         g_signal_connect(G_OBJECT(enable_scripts), "toggled",
 508                          G_CALLBACK (fancy_enable_scripts_activated), viewer);
 509         g_signal_connect(G_OBJECT(enable_plugins), "toggled",
 510                          G_CALLBACK (fancy_enable_plugins_activated), viewer);
 511         g_signal_connect(G_OBJECT(enable_java), "toggled",
 512                          G_CALLBACK (fancy_enable_java_activated), viewer);
 513         g_signal_connect(G_OBJECT(open_external), "toggled",
 514                          G_CALLBACK (fancy_open_external_activated), viewer);
 515
 516         fancy_apply_prefs(viewer);
 517 }
 518
 519 static gboolean fancy_scroll_page(MimeViewer *_viewer, gboolean up)
 520 {
 521         FancyViewer *viewer = (FancyViewer *)_viewer;
 522         GtkAdjustment *vadj = gtk_scrolled_window_get_vadjustment(
 523                                         GTK_SCROLLED_WINDOW(viewer->scrollwin));
 524
 525         if (viewer->view == NULL)
 526                 return FALSE;
 527
 528         return gtkutils_scroll_page(GTK_WIDGET(viewer->view), vadj, up);
 529 }
 530
 531 static void fancy_scroll_one_line(MimeViewer *_viewer, gboolean up)
 532 {
 533         FancyViewer *viewer = (FancyViewer *)_viewer;
 534         GtkAdjustment *vadj = gtk_scrolled_window_get_vadjustment(
 535                                         GTK_SCROLLED_WINDOW(viewer->scrollwin));
 536
 537         if (viewer->view == NULL)
 538                 return;
 539
 540         gtkutils_scroll_one_line(GTK_WIDGET(viewer->view), vadj, up);
 541 }
 542
 543 static void load_start_cb(WebKitWebView *view, gint progress,
 544                           FancyViewer *viewer)
 545 {
 546         gtk_widget_show(viewer->progress);
 547         gtk_widget_show(viewer->ev_stop_loading);
 548 }
 549
 550 static void load_finished_cb(WebKitWebView *view, gint progress,
 551                              FancyViewer *viewer)
 552 {
 553         gtk_widget_hide(viewer->progress);
 554         gtk_widget_hide(viewer->ev_stop_loading);
 555         gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(viewer->progress),
 556                                       (gdouble) 0.0);
 557         gtk_progress_bar_set_text(GTK_PROGRESS_BAR(viewer->progress), "");
 558 }
 559
 560 static void over_link_cb(WebKitWebView *view, const gchar *wtf,
 561                          const gchar *link, FancyViewer *viewer, void *wtfa)
 562 {
 563         gtk_label_set_text(GTK_LABEL(viewer->l_link), link);
 564         g_free(viewer->cur_link);
 565         viewer->cur_link = NULL;
 566         if(link) {
 567                 viewer->cur_link = g_strdup(link);
 568         }
 569 }
 570
 571 static void load_progress_cb(WebKitWebView *view, gint progress,
 572                              FancyViewer *viewer)
 573 {
 574         gdouble pbar;
 575         gchar *label = g_strdup_printf("%d%% Loading...", progress);
 576         pbar = (gdouble) progress / 100;
 577         gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(viewer->progress), pbar);
 578         gtk_progress_bar_set_text(GTK_PROGRESS_BAR(viewer->progress),
 579                                   (const gchar*)label);
 580         g_free(label);
 581 }
 582 static void stop_loading_cb(GtkWidget *widget, GdkEvent *ev,
 583                                                         FancyViewer *viewer)
 584 {
 585         webkit_web_view_stop_loading (viewer->view);
 586         gtk_widget_hide(viewer->progress);
 587         gtk_widget_hide(viewer->ev_stop_loading);
 588 }
 589
 590 static void search_the_web_cb(GtkWidget *widget, FancyViewer *viewer)
 591 {
 592         debug_print("Clicked on Search on Web\n");
 593         if (webkit_web_view_has_selection(viewer->view)) {
 594                 gchar *search;
 595 #if WEBKIT_CHECK_VERSION(1,5,1)
 596                 viewer->doc = webkit_web_view_get_dom_document(WEBKIT_WEB_VIEW(viewer->view));
 597                 viewer->window = webkit_dom_document_get_default_view (viewer->doc);
 598                 viewer->selection = webkit_dom_dom_window_get_selection (viewer->window);
 599                 viewer->range = webkit_dom_dom_selection_get_range_at(viewer->selection, 0, NULL);
 600                 gchar *tmp = webkit_dom_range_get_text (viewer->range);
 601 #else
 602                 gchar *tmp = webkit_web_view_get_selected_text(viewer->view);
 603 #endif
 604                 search = g_strconcat(GOOGLE_SEARCH, tmp, NULL);
 605 #if WEBKIT_CHECK_VERSION(1,1,1)
 606                 webkit_web_view_load_uri(viewer->view, search);
 607 #else
 608                 webkit_web_view_open(viewer->view, search);
 609 #endif
 610                 g_free(search);
 611                 g_free(tmp);
 612         }
 613 }
 614
 615 static void open_in_browser_cb(GtkWidget *widget, FancyViewer *viewer)
 616 {
 617         debug_print("open outer: %s\n", viewer->cur_link);
 618         if(viewer->cur_link)
 619                 open_uri(viewer->cur_link, prefs_common_get_uri_cmd());
 620 }
 621
 622 static size_t download_file_curl_write_cb(void *buffer, size_t size,
 623                                           size_t nmemb, void *data)
 624 {
 625         FancyViewer *viewer = (FancyViewer *)data;
 626         if (!viewer->stream) {
 627                 viewer->stream = fopen(viewer->curlfile, "wb");
 628                 if (!viewer->stream)
 629                         return -1;
 630         }
 631         return fwrite(buffer, size, nmemb, viewer->stream);
 632 }
 633 static void *download_file_curl (void *data)
 634 {
 635         CURL *curl;
 636         CURLcode res;
 637         FancyViewer *viewer = (FancyViewer *)data;
 638
 639         curl_global_init(CURL_GLOBAL_DEFAULT);
 640         curl = curl_easy_init();
 641
 642         if (curl) {
 643                 curl_easy_setopt(curl, CURLOPT_URL, viewer->cur_link);
 644                 curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, download_file_curl_write_cb);
 645                 curl_easy_setopt(curl, CURLOPT_WRITEDATA, viewer);
 646                 curl_easy_setopt(curl, CURLOPT_VERBOSE, 1L);
 647                 res = curl_easy_perform(curl);
 648                 curl_easy_cleanup(curl);
 649
 650                 if (CURLE_OK != res)
 651                         alertpanel_error(_("An error occurred: %d\n"), res);
 652                 if (viewer->stream)
 653                         fclose(viewer->stream);
 654                 curl_global_cleanup();
 655         }
 656 #ifdef USE_PTHREAD
 657         pthread_exit(NULL);
 658 #else
 659         return NULL;
 660 #endif
 661 }
 662 static void download_file_cb(GtkWidget *widget, FancyViewer *viewer)
 663 {
 664 #ifdef USE_PTHREAD
 665         pthread_t curljob;
 666         gint result;
 667 #endif
 668         const gchar *link = (const gchar *)viewer->cur_link;
 669         gchar *filename = g_utf8_strchr(link, -1, g_utf8_get_char("/"));
 670         filename = g_strconcat(g_get_home_dir(), filename, NULL);
 671         gchar *fname = filesel_select_file_save(_("Save as"), filename);
 672
 673         if (viewer->curlfile) viewer->curlfile = NULL;
 674         if (viewer->stream) viewer->stream = NULL;
 675         viewer->curlfile = (const gchar *)g_strdup(fname);
 676         g_free(filename);
 677         g_free(fname);
 678
 679         if (!viewer->curlfile) return;
 680
 681 #ifdef USE_PTHREAD
 682         result = pthread_create(&curljob, NULL, download_file_curl, (void *)viewer);
 683         if (result)
 684                 alertpanel_error("ERROR; return code from pthread_create() is %d\n", result);
 685 #else
 686         download_file_curl((void *)viewer);
 687 #endif
 688 }
 689
 690 static void open_image_cb(GtkWidget *widget, FancyViewer *viewer)
 691 {
 692         debug_print("Not Yet Implemented\n");
 693 }
 694
 695 static void copy_image_cb(GtkWidget *widget, FancyViewer *viewer)
 696 {
 697         debug_print("Not Yet Implemented\n");
 698 }
 699 static void import_feed_cb(GtkWidget *widget, FancyViewer *viewer)
 700 {
 701         if (!folder_subscribe(viewer->cur_link))
 702                 alertpanel_error(_("%s is a malformed or not supported feed"), viewer->cur_link);
 703 }
 704 static void viewer_menu_handler(GtkWidget *menuitem, FancyViewer *viewer)
 705 {
 706         const gchar *g_name = gtk_widget_get_name(GTK_WIDGET(menuitem));
 707         if (!g_ascii_strcasecmp(g_name, "GtkImageMenuItem")) {
 708
 709                 GtkWidget *menul = gtk_bin_get_child(GTK_BIN(menuitem));
 710
 711         if (!g_ascii_strcasecmp(gtk_label_get_text(GTK_LABEL(menul)),
 712                                 "Search the Web")) {
 713                         gtk_label_set_text(GTK_LABEL(menul), _("Search the Web"));
 714                         viewer->cur_link = NULL;
 715                         GtkImageMenuItem *m_search = GTK_IMAGE_MENU_ITEM(menuitem);
 716                         g_signal_connect(G_OBJECT(m_search), "activate",
 717                                          G_CALLBACK(search_the_web_cb),
 718                                          (gpointer *) viewer);
 719                 }
 720
 721                 if (!g_ascii_strcasecmp(gtk_label_get_text(GTK_LABEL(menul)),
 722                                         "Open Link" )) {
 723
 724                         if (viewer->override_prefs_remote_content)
 725                                 gtk_label_set_text(GTK_LABEL(menul), _("Open in Viewer"));
 726                         else
 727                                 gtk_label_set_text(GTK_LABEL(menul), _("Open in Viewer (enable remote content)"));
 728
 729                         GtkImageMenuItem *m_new = GTK_IMAGE_MENU_ITEM(menuitem);
 730                         gtk_widget_set_sensitive(GTK_WIDGET(m_new), viewer->override_prefs_remote_content);
 731                 }
 732
 733                 if (!g_ascii_strcasecmp(gtk_label_get_text(GTK_LABEL(menul)),
 734                                                                 "Open Link in New Window" )) {
 735
 736                         gtk_label_set_text(GTK_LABEL(menul), _("Open in Browser"));
 737
 738                         GtkImageMenuItem *m_new = GTK_IMAGE_MENU_ITEM(menuitem);
 739                         g_signal_connect(G_OBJECT(m_new), "activate",
 740                                          G_CALLBACK(open_in_browser_cb),
 741                                          (gpointer *) viewer);
 742                 }
 743
 744                 if (!g_ascii_strcasecmp(gtk_label_get_text(GTK_LABEL(menul)),
 745                                         "Open Image in New Window" )) {
 746                         gtk_label_set_text(GTK_LABEL(menul), _("Open Image"));
 747                         GtkImageMenuItem *m_image = GTK_IMAGE_MENU_ITEM(menuitem);
 748                         g_signal_connect(G_OBJECT(m_image), "activate",
 749                                          G_CALLBACK(open_image_cb),
 750                                          (gpointer *) viewer);
 751                 }
 752
 753                 if (!g_ascii_strcasecmp(gtk_label_get_text(GTK_LABEL(menul)),
 754                                         "Copy Link Location" )) {
 755                         gtk_label_set_text(GTK_LABEL(menul), _("Copy Link"));
 756                 }
 757         if (!g_ascii_strcasecmp(gtk_label_get_text(GTK_LABEL(menul)),
 758                                 "Download Linked File" )) {
 759                         gtk_label_set_text(GTK_LABEL(menul), _("Download Link"));
 760
 761                         GtkImageMenuItem *m_dlink = GTK_IMAGE_MENU_ITEM(menuitem);
 762                         g_signal_connect(G_OBJECT(m_dlink), "activate",
 763                                          G_CALLBACK(download_file_cb),
 764                                          (gpointer *) viewer);
 765                 }
 766
 767                 if (!g_ascii_strcasecmp(gtk_label_get_text(GTK_LABEL(menul)),
 768                                         "Save Image As" )) {
 769
 770                         gtk_label_set_text(GTK_LABEL(menul), _("Save Image As"));
 771
 772                         GtkImageMenuItem *m_simage = GTK_IMAGE_MENU_ITEM(menuitem);
 773                         g_signal_connect(G_OBJECT(m_simage), "activate",
 774                                          G_CALLBACK(download_file_cb),
 775                                          (gpointer *) viewer);
 776                 }
 777
 778                 if (!g_ascii_strcasecmp(gtk_label_get_text(GTK_LABEL(menul)),
 779                                         "Copy Image" )) {
 780                         gtk_label_set_text(GTK_LABEL(menul), _("Copy Image"));
 781                         GtkImageMenuItem *m_cimage = GTK_IMAGE_MENU_ITEM(menuitem);
 782                         g_signal_connect(G_OBJECT(m_cimage), "activate",
 783                                          G_CALLBACK(copy_image_cb),
 784                                          (gpointer *) viewer);
 785                 }
 786
 787         }
 788 }
 789
 790 static gboolean populate_popup_cb (WebKitWebView *view, GtkWidget *menu,
 791                                    FancyViewer *viewer)
 792 {
 793         Plugin *plugin = plugin_get_loaded_by_name("RSSyl");
 794         gtk_container_foreach(GTK_CONTAINER(menu),
 795                               (GtkCallback)viewer_menu_handler,
 796                               viewer);
 797         if (plugin) {
 798                 GtkWidget *rssyl = gtk_image_menu_item_new_with_label(_("Import feed"));
 799                 GtkWidget *img = gtk_image_new_from_stock(GTK_STOCK_ADD, GTK_ICON_SIZE_MENU);
 800                 gtk_image_menu_item_set_image(GTK_IMAGE_MENU_ITEM(rssyl), img);
 801                 gtk_widget_show(GTK_WIDGET(rssyl));
 802                 gtk_menu_shell_append(GTK_MENU_SHELL(menu), rssyl);
 803                 g_signal_connect(G_OBJECT(rssyl), "activate",
 804                                  G_CALLBACK(import_feed_cb),
 805                                  (gpointer *) viewer);
 806         }
 807         return TRUE;
 808 }
 809
 810 static gint keypress_events_cb (GtkWidget *widget, GdkEventKey *event,
 811                                                                 FancyViewer *viewer)
 812 {
 813         if (event->state == CTRL_KEY) {
 814                 switch (event->keyval) {
 815                 case GDK_plus:
 816                         zoom_in_cb(viewer->ev_zoom_in, NULL, viewer);
 817                         break;
 818                 case GDK_period:
 819                         zoom_100_cb(viewer->ev_zoom_100, NULL, viewer);
 820                         break;
 821                 case GDK_minus:
 822                         zoom_out_cb(viewer->ev_zoom_out, NULL, viewer);
 823                         break;
 824                 }
 825         }
 826         return FALSE;
 827 }
 828
 829 static gboolean release_button_cb (WebKitWebView *view, GdkEvent *ev,
 830                                    FancyViewer *viewer)
 831 {
 832         if (ev->button.button == 1 && viewer->cur_link && viewer->override_prefs_external) {
 833                 open_uri(viewer->cur_link, prefs_common_get_uri_cmd());
 834                 return TRUE;
 835         }
 836         return FALSE;
 837 }
 838 static void zoom_100_cb(GtkWidget *widget, GdkEvent *ev, FancyViewer *viewer)
 839 {
 840         gtk_widget_grab_focus(widget);
 841         webkit_web_view_set_zoom_level(viewer->view, 1);
 842 }
 843
 844 static void zoom_in_cb(GtkWidget *widget, GdkEvent *ev, FancyViewer *viewer)
 845 {
 846         gtk_widget_grab_focus(widget);
 847         webkit_web_view_zoom_in(viewer->view);
 848 }
 849 static void zoom_out_cb(GtkWidget *widget, GdkEvent *ev, FancyViewer *viewer)
 850 {
 851         gtk_widget_grab_focus(widget);
 852         webkit_web_view_zoom_out(viewer->view);
 853 }
 854
 855 static MimeViewer *fancy_viewer_create(void)
 856 {
 857         FancyViewer    *viewer;
 858         GtkWidget      *hbox;
 859
 860         debug_print("fancy_viewer_create\n");
 861
 862         viewer = g_new0(FancyViewer, 1);
 863         viewer->mimeviewer.factory = &fancy_viewer_factory;
 864         viewer->mimeviewer.get_widget = fancy_get_widget;
 865         viewer->mimeviewer.get_selection = fancy_get_selection;
 866         viewer->mimeviewer.show_mimepart = fancy_show_mimepart;
 867         viewer->mimeviewer.print = fancy_print;
 868         viewer->mimeviewer.clear_viewer = fancy_clear_viewer;
 869         viewer->mimeviewer.destroy_viewer = fancy_destroy_viewer;
 870         viewer->mimeviewer.text_search = fancy_text_search;
 871         viewer->mimeviewer.scroll_page = fancy_scroll_page;
 872         viewer->mimeviewer.scroll_one_line = fancy_scroll_one_line;
 873         viewer->view = WEBKIT_WEB_VIEW(webkit_web_view_new());
 874
 875 #ifdef HAVE_LIBSOUP_GNOME
 876  /* Use GNOME proxy settings through libproxy */
 877         if (fancy_prefs.enable_gnome_proxy) {
 878                 SoupSession *session = webkit_get_default_session();
 879                 soup_session_add_feature_by_type (session, SOUP_TYPE_PROXY_RESOLVER_GNOME);
 880         }
 881 #endif
 882
 883         if (fancy_prefs.enable_proxy) {
 884                 SoupSession *session = webkit_get_default_session();
 885                 SoupURI* pURI = soup_uri_new(fancy_prefs.proxy_str);
 886                 g_object_set(session, "proxy-uri", pURI, NULL);
 887         }
 888
 889         viewer->settings = webkit_web_settings_new();
 890         g_object_set(viewer->settings, "user-agent", "Fancy Viewer", NULL);
 891         viewer->scrollwin = gtk_scrolled_window_new(NULL, NULL);
 892         viewer->tag = -1;
 893         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(viewer->scrollwin),
 894                                        GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
 895         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(viewer->scrollwin),
 896                                             GTK_SHADOW_IN);
 897         gtk_container_add(GTK_CONTAINER(viewer->scrollwin),
 898                           GTK_WIDGET(viewer->view));
 899
 900         viewer->vbox = gtk_vbox_new(FALSE, 0);
 901         hbox = gtk_hbox_new(FALSE, 0);
 902         viewer->progress = gtk_progress_bar_new();
 903         /* Zoom Widgets */
 904         viewer->zoom_100 = gtk_image_new_from_stock(GTK_STOCK_ZOOM_100, GTK_ICON_SIZE_MENU);
 905         viewer->zoom_in = gtk_image_new_from_stock(GTK_STOCK_ZOOM_IN, GTK_ICON_SIZE_MENU);
 906         viewer->zoom_out = gtk_image_new_from_stock(GTK_STOCK_ZOOM_OUT, GTK_ICON_SIZE_MENU);
 907         viewer->stop_loading = gtk_image_new_from_stock(GTK_STOCK_CANCEL, GTK_ICON_SIZE_MENU);
 908         /* Event Widgets for the Zoom Widgets  */
 909         viewer->ev_zoom_100 = gtk_event_box_new();
 910         viewer->ev_zoom_in = gtk_event_box_new();
 911         viewer->ev_zoom_out = gtk_event_box_new();
 912         viewer->ev_stop_loading = gtk_event_box_new();
 913
 914         /* Link Label */
 915         viewer->l_link = gtk_label_new("");
 916
 917         /* Preferences Widgets to override preferences on the fly  */
 918         viewer->fancy_prefs = gtk_image_new_from_stock(GTK_STOCK_PREFERENCES, GTK_ICON_SIZE_MENU);
 919         viewer->ev_fancy_prefs = gtk_event_box_new();
 920
 921         /* Popup Menu for preferences  */
 922         viewer->fancy_prefs_menu = gtk_menu_new();
 923         fancy_create_popup_prefs_menu(viewer);
 924
 925         gtk_event_box_set_visible_window(GTK_EVENT_BOX(viewer->ev_zoom_100), FALSE);
 926         gtk_event_box_set_visible_window(GTK_EVENT_BOX(viewer->ev_zoom_in), FALSE);
 927         gtk_event_box_set_visible_window(GTK_EVENT_BOX(viewer->ev_zoom_out), FALSE);
 928         gtk_event_box_set_visible_window(GTK_EVENT_BOX(viewer->ev_fancy_prefs), FALSE);
 929         gtk_event_box_set_visible_window(GTK_EVENT_BOX(viewer->ev_stop_loading), FALSE);
 930
 931         gtk_container_add(GTK_CONTAINER(viewer->ev_zoom_100), viewer->zoom_100);
 932         gtk_container_add(GTK_CONTAINER(viewer->ev_zoom_in), viewer->zoom_in);
 933         gtk_container_add(GTK_CONTAINER(viewer->ev_zoom_out), viewer->zoom_out);
 934         gtk_container_add(GTK_CONTAINER(viewer->ev_fancy_prefs), viewer->fancy_prefs);
 935         gtk_container_add(GTK_CONTAINER(viewer->ev_stop_loading), viewer->stop_loading);
 936
 937         gtk_box_pack_start(GTK_BOX(hbox), viewer->ev_zoom_100, FALSE, FALSE, 1);
 938         gtk_box_pack_start(GTK_BOX(hbox), viewer->ev_zoom_in, FALSE, FALSE, 2);
 939         gtk_box_pack_start(GTK_BOX(hbox), viewer->ev_zoom_out, FALSE, FALSE, 2);
 940         gtk_box_pack_start(GTK_BOX(hbox), viewer->ev_fancy_prefs, FALSE, FALSE, 2);
 941         gtk_box_pack_start(GTK_BOX(hbox), viewer->l_link, FALSE, FALSE, 8);
 942         gtk_box_pack_end(GTK_BOX(hbox), viewer->progress, FALSE, FALSE, 0);
 943         gtk_box_pack_end(GTK_BOX(hbox), viewer->ev_stop_loading, FALSE, FALSE, 0);
 944
 945         gtk_box_pack_start(GTK_BOX(viewer->vbox), viewer->scrollwin, TRUE, TRUE,
 946                        1);
 947         gtk_box_pack_start(GTK_BOX(viewer->vbox), hbox, FALSE, FALSE, 0);
 948
 949         gtk_widget_show(viewer->ev_zoom_100);
 950         gtk_widget_show(viewer->ev_zoom_in);
 951         gtk_widget_show(viewer->ev_zoom_out);
 952         gtk_widget_show(viewer->ev_fancy_prefs);
 953
 954         gtk_widget_show(viewer->scrollwin);
 955         gtk_widget_show(viewer->zoom_100);
 956         gtk_widget_show(viewer->zoom_in);
 957         gtk_widget_show(viewer->zoom_out);
 958         gtk_widget_show(viewer->fancy_prefs);
 959         gtk_widget_show(viewer->stop_loading);
 960
 961         gtk_widget_show(viewer->l_link);
 962         gtk_widget_show(viewer->vbox);
 963         gtk_widget_show(hbox);
 964         gtk_widget_show(GTK_WIDGET(viewer->view));
 965
 966         g_signal_connect(G_OBJECT(viewer->view), "load-started",
 967                          G_CALLBACK(load_start_cb), viewer);
 968         g_signal_connect(G_OBJECT(viewer->view), "load-finished",
 969                          G_CALLBACK(load_finished_cb), viewer);
 970         g_signal_connect(G_OBJECT(viewer->view), "hovering-over-link",
 971                          G_CALLBACK(over_link_cb), viewer);
 972         g_signal_connect(G_OBJECT(viewer->view), "load-progress-changed",
 973                          G_CALLBACK(load_progress_cb), viewer);
 974         g_signal_connect(G_OBJECT(viewer->view), "navigation-requested",
 975                          G_CALLBACK(navigation_requested_cb), viewer);
 976         g_signal_connect(G_OBJECT(viewer->view), "resource-request-starting",
 977                         G_CALLBACK(resource_request_starting_cb), viewer);
 978         g_signal_connect(G_OBJECT(viewer->view), "populate-popup",
 979                          G_CALLBACK(populate_popup_cb), viewer);
 980         g_signal_connect(G_OBJECT(viewer->view), "button-release-event",
 981                          G_CALLBACK(release_button_cb), viewer);
 982         g_signal_connect(G_OBJECT(viewer->ev_zoom_100), "button-press-event",
 983                          G_CALLBACK(zoom_100_cb), (gpointer*)viewer);
 984         g_signal_connect(G_OBJECT(viewer->ev_zoom_in), "button-press-event",
 985                          G_CALLBACK(zoom_in_cb), (gpointer *)viewer);
 986         g_signal_connect(G_OBJECT(viewer->ev_zoom_out), "button-press-event",
 987                          G_CALLBACK(zoom_out_cb), (gpointer *)viewer);
 988         g_signal_connect(G_OBJECT(viewer->ev_fancy_prefs), "button-press-event",
 989                          G_CALLBACK(fancy_prefs_cb), (gpointer *)viewer);
 990         g_signal_connect(G_OBJECT(viewer->ev_stop_loading), "button-press-event",
 991                          G_CALLBACK(stop_loading_cb), viewer);
 992         g_signal_connect(G_OBJECT(viewer->view), "key_press_event",
 993                          G_CALLBACK(keypress_events_cb), viewer);
 994
 995         viewer->filename = NULL;
 996         return (MimeViewer *) viewer;
 997 }
 998
 999 static gchar *content_types[] = {"text/html", NULL};
1000
1001 static MimeViewerFactory fancy_viewer_factory =
1002 {
1003         content_types,
1004         0,
1005         fancy_viewer_create,
1006 };
1007
1008 gint plugin_init(gchar **error)
1009 {
1010         if (!check_plugin_version(MAKE_NUMERIC_VERSION(2,9,2,72),
1011                                   VERSION_NUMERIC, _("Fancy"), error))
1012                 return -1;
1013         gchar *directory = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
1014                                 "fancy", NULL);
1015         if (!is_dir_exist(directory))
1016                 make_dir (directory);
1017         g_free(directory);
1018
1019         fancy_prefs_init();
1020
1021         mimeview_register_viewer_factory(&fancy_viewer_factory);
1022
1023         return 0;
1024 }
1025
1026 gboolean plugin_done(void)
1027 {
1028         mimeview_unregister_viewer_factory(&fancy_viewer_factory);
1029         fancy_prefs_done();
1030         return FALSE;
1031 }
1032
1033 const gchar *plugin_name(void)
1034 {
1035         /* i18n: 'Fancy' here is name of the plugin, not the english word. */
1036         return _("Fancy HTML Viewer");
1037 }
1038
1039 const gchar *plugin_desc(void)
1040 {
1041         return g_strdup_printf(_("This plugin renders HTML mail using the WebKit "
1042                                "%d.%d.%d library.\nBy default all remote content is "
1043                                "blocked and images are not automatically loaded. Options "
1044                                "can be found in /Configuration/Preferences/Plugins/Fancy"),
1045                                WEBKIT_MAJOR_VERSION, WEBKIT_MINOR_VERSION,
1046                                WEBKIT_MICRO_VERSION);
1047 }
1048
1049 const gchar *plugin_type(void)
1050 {
1051         return "GTK2";
1052 }
1053
1054 const gchar *plugin_licence(void)
1055 {
1056         return "GPL3";
1057 }
1058
1059 const gchar *plugin_version(void)
1060 {
1061         return VERSION;
1062 }
1063
1064 struct PluginFeature *plugin_provides(void)
1065 {
1066         static struct PluginFeature features[] = {
1067                                         {PLUGIN_MIMEVIEWER, "text/html"},
1068                                 {PLUGIN_NOTHING, NULL}
1069         };
1070         return features;
1071 }