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) 1999-2014 the Claws Mail Team
   5  * This file Copyright (C) 2009-2014 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                 "enable-dns-prefetching", viewer->override_prefs_remote_content,
  94                 "user-stylesheet-uri", viewer->override_stylesheet,
  95 #ifdef G_OS_WIN32
  96                 "default-font-family", "Arial",
  97                 "cursive-font-family", "Comic Sans MS",
  98                 "fantasy-font-family", "Comic Sans MS",
  99                 "monospace-font-family", "Courier New",
 100                 "sans-serif-font-family", "Arial",
 101                 "serif-font-family", "Times New Roman",
 102 #endif
 103                 NULL);
 104         webkit_web_view_set_settings(viewer->view, viewer->settings);
 105 }
 106
 107 static void fancy_auto_load_images_activated(GtkCheckMenuItem *item, FancyViewer *viewer) {
 108         viewer->override_prefs_images = gtk_check_menu_item_get_active(item);
 109         fancy_apply_prefs(viewer);
 110         webkit_web_view_reload (viewer->view);
 111 }
 112
 113 static void fancy_enable_remote_content_activated(GtkCheckMenuItem *item, FancyViewer *viewer) {
 114         viewer->override_prefs_remote_content = gtk_check_menu_item_get_active(item);
 115         fancy_apply_prefs(viewer);
 116         webkit_web_view_reload (viewer->view);
 117 }
 118
 119 static void fancy_enable_scripts_activated(GtkCheckMenuItem *item, FancyViewer *viewer) {
 120         viewer->override_prefs_scripts = gtk_check_menu_item_get_active(item);
 121         fancy_apply_prefs(viewer);
 122         webkit_web_view_reload (viewer->view);
 123 }
 124
 125 static void fancy_enable_plugins_activated(GtkCheckMenuItem *item, FancyViewer *viewer) {
 126         viewer->override_prefs_plugins = gtk_check_menu_item_get_active(item);
 127         fancy_apply_prefs(viewer);
 128         webkit_web_view_reload (viewer->view);
 129 }
 130
 131 static void fancy_enable_java_activated(GtkCheckMenuItem *item, FancyViewer *viewer) {
 132         viewer->override_prefs_java = gtk_check_menu_item_get_active(item);
 133         fancy_apply_prefs(viewer);
 134         webkit_web_view_reload (viewer->view);
 135 }
 136
 137 static void fancy_open_external_activated(GtkCheckMenuItem *item, FancyViewer *viewer) {
 138         viewer->override_prefs_external = gtk_check_menu_item_get_active(item);
 139         fancy_apply_prefs(viewer);
 140 }
 141
 142 static void fancy_set_defaults(FancyViewer *viewer)
 143 {
 144         viewer->override_prefs_remote_content = fancy_prefs.enable_remote_content;
 145         viewer->override_prefs_external = fancy_prefs.open_external;
 146         viewer->override_prefs_images = fancy_prefs.enable_images;
 147         viewer->override_prefs_scripts = fancy_prefs.enable_scripts;
 148         viewer->override_prefs_plugins = fancy_prefs.enable_plugins;
 149         viewer->override_prefs_java = fancy_prefs.enable_java;
 150         viewer->override_stylesheet = g_strconcat("file://", fancy_prefs.stylesheet, NULL);
 151
 152         g_signal_handlers_block_by_func(G_OBJECT(viewer->enable_images),
 153                 fancy_auto_load_images_activated, viewer);
 154         g_signal_handlers_block_by_func(G_OBJECT(viewer->enable_remote_content),
 155                 fancy_enable_remote_content_activated, viewer);
 156         g_signal_handlers_block_by_func(G_OBJECT(viewer->enable_scripts),
 157                 fancy_enable_scripts_activated, viewer);
 158         g_signal_handlers_block_by_func(G_OBJECT(viewer->enable_plugins),
 159                 fancy_enable_plugins_activated, viewer);
 160         g_signal_handlers_block_by_func(G_OBJECT(viewer->enable_java),
 161                 fancy_enable_java_activated, viewer);
 162         g_signal_handlers_block_by_func(G_OBJECT(viewer->open_external),
 163                 fancy_open_external_activated, viewer);
 164
 165         gtk_check_menu_item_set_active(
 166                 GTK_CHECK_MENU_ITEM(viewer->enable_images),
 167                 viewer->override_prefs_images);
 168         gtk_check_menu_item_set_active(
 169                 GTK_CHECK_MENU_ITEM(viewer->enable_scripts),
 170                 viewer->override_prefs_scripts);
 171         gtk_check_menu_item_set_active(
 172                 GTK_CHECK_MENU_ITEM(viewer->enable_plugins),
 173                 viewer->override_prefs_plugins);
 174         gtk_check_menu_item_set_active(
 175                 GTK_CHECK_MENU_ITEM(viewer->enable_java),
 176                 viewer->override_prefs_java);
 177         gtk_check_menu_item_set_active(
 178                 GTK_CHECK_MENU_ITEM(viewer->enable_remote_content),
 179                 viewer->override_prefs_remote_content);
 180         gtk_check_menu_item_set_active(
 181                 GTK_CHECK_MENU_ITEM(viewer->open_external),
 182                 viewer->override_prefs_external);
 183
 184         g_signal_handlers_unblock_by_func(G_OBJECT(viewer->enable_images),
 185                 fancy_auto_load_images_activated, viewer);
 186         g_signal_handlers_unblock_by_func(G_OBJECT(viewer->enable_remote_content),
 187                 fancy_enable_remote_content_activated, viewer);
 188         g_signal_handlers_unblock_by_func(G_OBJECT(viewer->enable_scripts),
 189                 fancy_enable_scripts_activated, viewer);
 190         g_signal_handlers_unblock_by_func(G_OBJECT(viewer->enable_plugins),
 191                 fancy_enable_plugins_activated, viewer);
 192         g_signal_handlers_unblock_by_func(G_OBJECT(viewer->enable_java),
 193                 fancy_enable_java_activated, viewer);
 194         g_signal_handlers_unblock_by_func(G_OBJECT(viewer->open_external),
 195                 fancy_open_external_activated, viewer);
 196
 197         fancy_apply_prefs(viewer);
 198 }
 199
 200 static void fancy_load_uri(FancyViewer *viewer, const gchar *uri)
 201 {
 202 #if WEBKIT_CHECK_VERSION(1,1,1)
 203         webkit_web_view_load_uri(viewer->view, uri);
 204 #else
 205         webkit_web_view_open(viewer->view, uri);
 206 #endif
 207 }
 208
 209 static gboolean fancy_show_mimepart_real(MimeViewer *_viewer)
 210 {
 211         FancyViewer *viewer = (FancyViewer *) _viewer;
 212         MessageView *messageview = ((MimeViewer *)viewer)->mimeview
 213                                         ? ((MimeViewer *)viewer)->mimeview->messageview
 214                                         : NULL;
 215         MimeInfo *partinfo = viewer->to_load;
 216
 217         if (messageview) {
 218                 messageview->updating = TRUE;
 219                 NoticeView *noticeview = messageview->noticeview;
 220                 noticeview_hide(noticeview);
 221         }
 222
 223         if (viewer->filename != NULL) {
 224                 g_unlink(viewer->filename);
 225                 g_free(viewer->filename);
 226                 viewer->filename = NULL;
 227         }
 228
 229         if (partinfo)
 230                 viewer->filename = procmime_get_tmp_file_name(partinfo);
 231         debug_print("filename: %s\n", viewer->filename);
 232         if (!viewer->filename) {
 233                 return FALSE;
 234         }
 235         if (procmime_get_part(viewer->filename, partinfo) < 0) {
 236                 g_free(viewer->filename);
 237                 viewer->filename = NULL;
 238         }
 239         else {
 240                 const gchar *charset = NULL;
 241                 if (messageview && messageview->forced_charset)
 242                         charset = _viewer->mimeview->messageview->forced_charset;
 243                 else
 244                         charset = procmime_mimeinfo_get_parameter(partinfo, "charset");
 245                 if (!charset)
 246                         charset = conv_get_locale_charset_str();
 247                 debug_print("using %s charset\n", charset);
 248                 g_object_set(viewer->settings, "default-encoding", charset, NULL);
 249                 gchar *tmp = g_filename_to_uri(viewer->filename, NULL, NULL);
 250                 debug_print("zoom_level: %i\n", fancy_prefs.zoom_level);
 251                 webkit_web_view_set_zoom_level(viewer->view, (fancy_prefs.zoom_level / 100.0));
 252
 253                 fancy_set_defaults(viewer);
 254                 fancy_load_uri(viewer, tmp);
 255
 256                 g_free(tmp);
 257         }
 258         viewer->loading = FALSE;
 259         return FALSE;
 260 }
 261 static void fancy_show_notice(FancyViewer *viewer, const gchar *message)
 262 {
 263         gtk_label_set_text(GTK_LABEL(viewer->l_link), message);
 264 }
 265 static gint fancy_show_mimepart_prepare(MimeViewer *_viewer)
 266 {
 267         FancyViewer *viewer = (FancyViewer *) _viewer;
 268
 269         if (viewer->tag > 0) {
 270                 gtk_timeout_remove(viewer->tag);
 271                 viewer->tag = -1;
 272                 if (viewer->loading) {
 273                         viewer->stop_previous = TRUE;
 274                 }
 275         }
 276
 277         viewer->tag = g_timeout_add(5, (GSourceFunc)fancy_show_mimepart_real, viewer);
 278         return FALSE;
 279 }
 280
 281 static void fancy_show_mimepart(MimeViewer *_viewer, const gchar *infile,
 282                                                                 MimeInfo *partinfo)
 283 {
 284         FancyViewer *viewer = (FancyViewer *) _viewer;
 285         viewer->to_load = partinfo;
 286         viewer->loading = TRUE;
 287         g_timeout_add(5, (GtkFunction)fancy_show_mimepart_prepare, viewer);
 288 }
 289
 290 static void fancy_print(MimeViewer *_viewer)
 291 {
 292         FancyViewer *viewer = (FancyViewer *) _viewer;
 293         GtkPrintOperationResult res;
 294         GError *error = NULL;
 295         GtkPrintOperation *op;
 296
 297         gtk_widget_realize(GTK_WIDGET(viewer->view));
 298
 299         while (viewer->loading)
 300                 claws_do_idle();
 301
 302         op = gtk_print_operation_new();
 303
 304         /* Config for printing */
 305         gtk_print_operation_set_print_settings(op, printing_get_settings());
 306         gtk_print_operation_set_default_page_setup(op, printing_get_page_setup());
 307 #if GTK_CHECK_VERSION(2,18,0)
 308         /* enable Page Size and Orientation in the print dialog */
 309         gtk_print_operation_set_embed_page_setup(op, TRUE);
 310 #endif
 311
 312         /* Start printing process */
 313         res = webkit_web_frame_print_full(webkit_web_view_get_main_frame(viewer->view),
 314                                           op, GTK_PRINT_OPERATION_ACTION_PRINT_DIALOG,
 315                                           &error);
 316
 317         if (res == GTK_PRINT_OPERATION_RESULT_ERROR) {
 318                 gtk_print_operation_get_error(op, &error);
 319                 debug_print("Error printing message: %s\n",
 320                             error ? error->message : "no details");
 321         } else if (res == GTK_PRINT_OPERATION_RESULT_APPLY) {
 322                 /* store settings for next printing session */
 323                 printing_store_settings(gtk_print_operation_get_print_settings(op));
 324         }
 325 }
 326
 327 static gchar *fancy_get_selection (MimeViewer *_viewer)
 328 {
 329         debug_print("fancy_get_selection\n");
 330         FancyViewer *viewer = (FancyViewer *) _viewer;
 331 #if WEBKIT_CHECK_VERSION(1,5,1)
 332         viewer->doc = webkit_web_view_get_dom_document(WEBKIT_WEB_VIEW(viewer->view));
 333         viewer->window = webkit_dom_document_get_default_view (viewer->doc);
 334         viewer->selection = webkit_dom_dom_window_get_selection (viewer->window);
 335         if (viewer->selection == NULL)
 336                 return NULL;
 337         viewer->range = webkit_dom_dom_selection_get_range_at(viewer->selection, 0, NULL);
 338         if (viewer->range == NULL)
 339                 return NULL;
 340         gchar *sel = webkit_dom_range_get_text (viewer->range);
 341 #else
 342         gchar *sel = webkit_web_view_get_selected_text(viewer->view);
 343 #endif
 344         if (!viewer->view || strlen(sel) == 0) {
 345                 g_free(sel);
 346                 return NULL;
 347         }
 348         return sel;
 349 }
 350
 351 static void fancy_clear_viewer(MimeViewer *_viewer)
 352 {
 353         FancyViewer *viewer = (FancyViewer *) _viewer;
 354         GtkAdjustment *vadj;
 355         viewer->cur_link = NULL;
 356         fancy_set_defaults(viewer);
 357
 358         fancy_load_uri(viewer, "about:blank");
 359
 360         debug_print("fancy_clear_viewer\n");
 361         fancy_prefs.zoom_level = webkit_web_view_get_zoom_level(viewer->view) * 100;
 362         viewer->to_load = NULL;
 363         vadj = gtk_scrolled_window_get_vadjustment(GTK_SCROLLED_WINDOW(viewer->scrollwin));
 364         gtk_adjustment_set_value(vadj, 0.0);
 365         g_signal_emit_by_name(G_OBJECT(vadj), "value-changed", 0);
 366 }
 367
 368 static void fancy_destroy_viewer(MimeViewer *_viewer)
 369 {
 370         FancyViewer *viewer = (FancyViewer *) _viewer;
 371         fancy_prefs.zoom_level = webkit_web_view_get_zoom_level(viewer->view) * 100;
 372         debug_print("fancy_destroy_viewer\n");
 373         g_free(viewer->filename);
 374         g_free(viewer);
 375 }
 376
 377 static WebKitNavigationResponse
 378 navigation_requested_cb(WebKitWebView *view, WebKitWebFrame *frame,
 379                                                 WebKitNetworkRequest *netreq, FancyViewer *viewer)
 380 {
 381         const gchar *uri = webkit_network_request_get_uri(netreq);
 382
 383         debug_print("navigation requested to %s\n", uri);
 384
 385         if (!strncmp(uri, "mailto:", 7)) {
 386                 compose_new(NULL, uri + 7, NULL);
 387                 return WEBKIT_NAVIGATION_RESPONSE_IGNORE;
 388         } else if (!strncmp(uri, "file://", 7)) {
 389                 return WEBKIT_NAVIGATION_RESPONSE_ACCEPT;
 390         } else if (viewer->override_prefs_remote_content)
 391                 return WEBKIT_NAVIGATION_RESPONSE_ACCEPT;
 392         else {
 393                 fancy_show_notice(viewer, _("Remote content loading is disabled."));
 394                 return WEBKIT_NAVIGATION_RESPONSE_IGNORE;
 395         }
 396 }
 397
 398 static void resource_request_starting_cb(WebKitWebView          *view,
 399                                          WebKitWebFrame         *frame,
 400                                          WebKitWebResource      *resource,
 401                                          WebKitNetworkRequest   *request,
 402                                          WebKitNetworkResponse  *response,
 403                                          FancyViewer            *viewer)
 404 {
 405         const gchar *uri = webkit_network_request_get_uri(request);
 406         gchar *filename;
 407         gchar *image;
 408         gint err;
 409         MimeInfo *partinfo = viewer->to_load;
 410
 411         filename = viewer->filename;
 412         if ((!g_ascii_strncasecmp(uri, "cid:", 4)) || (!g_ascii_strncasecmp(uri, "mid:", 4))) {
 413                 image = g_strconcat("<", uri + 4, ">", NULL);
 414                 while ((partinfo = procmime_mimeinfo_next(partinfo)) != NULL) {
 415                         if (!g_ascii_strcasecmp(image, partinfo->id)) {
 416                                 filename = procmime_get_tmp_file_name(partinfo);
 417                                 if (!filename) {
 418                                         g_free(image);
 419                                         return;
 420                                 }
 421                                 if ((err = procmime_get_part(filename, partinfo)) < 0)
 422                                         alertpanel_error(_("Couldn't save the part of multipart message: %s"),
 423                                                                                 strerror(-err));
 424                                 gchar *file_uri = g_filename_to_uri(filename, NULL, NULL);
 425                                 webkit_network_request_set_uri(request, file_uri);
 426                                 g_free(file_uri);
 427                                 g_free(filename);
 428                                 break;
 429                         }
 430                 }
 431                 g_free(image);
 432         }
 433
 434         /* refresh URI that may have changed */
 435         uri = webkit_network_request_get_uri(request);
 436         if (!viewer->override_prefs_remote_content
 437             && strncmp(uri, "file://", 7) && strncmp(uri, "data:", 5)) {
 438                 debug_print("Preventing load of %s\n", uri);
 439                 webkit_network_request_set_uri(request, "about:blank");
 440         }
 441         else
 442                 debug_print("Starting request of %zu %s\n", strlen(uri), uri);
 443 }
 444
 445 static gboolean fancy_text_search(MimeViewer *_viewer, gboolean backward,
 446                                   const gchar *str, gboolean case_sens)
 447 {
 448         return webkit_web_view_search_text(((FancyViewer*)_viewer)->view, str,
 449                                            case_sens, !backward, TRUE);
 450 }
 451
 452 static gboolean fancy_prefs_cb(GtkWidget *widget, GdkEventButton *ev, FancyViewer *viewer)
 453 {
 454         if ((ev->button == 1) && (ev->type == GDK_BUTTON_PRESS)) {
 455                 gtk_menu_popup(GTK_MENU(viewer->fancy_prefs_menu), NULL, NULL, NULL, NULL,
 456                                 ev->button, ev->time);
 457                 return TRUE;
 458         }
 459         return FALSE;
 460 }
 461
 462 static void fancy_create_popup_prefs_menu(FancyViewer *viewer) {
 463         GtkWidget *enable_images;
 464         GtkWidget *enable_remote_content;
 465         GtkWidget *enable_scripts;
 466         GtkWidget *enable_plugins;
 467         GtkWidget *enable_java;
 468         GtkWidget *open_external;
 469
 470         enable_images = gtk_check_menu_item_new_with_label(_("Load images"));
 471
 472         enable_remote_content = gtk_check_menu_item_new_with_label(_("Enable remote content"));
 473
 474         enable_scripts = gtk_check_menu_item_new_with_label(_("Enable Javascript"));
 475
 476         enable_plugins = gtk_check_menu_item_new_with_label(_("Enable Plugins"));
 477
 478         enable_java = gtk_check_menu_item_new_with_label(_("Enable Java"));
 479
 480         open_external = gtk_check_menu_item_new_with_label(_("Open links with external browser"));
 481
 482         gtk_menu_shell_append(GTK_MENU_SHELL(viewer->fancy_prefs_menu), enable_images);
 483         gtk_menu_shell_append(GTK_MENU_SHELL(viewer->fancy_prefs_menu), enable_remote_content);
 484         gtk_menu_shell_append(GTK_MENU_SHELL(viewer->fancy_prefs_menu), enable_scripts);
 485         gtk_menu_shell_append(GTK_MENU_SHELL(viewer->fancy_prefs_menu), enable_plugins);
 486         gtk_menu_shell_append(GTK_MENU_SHELL(viewer->fancy_prefs_menu), enable_java);
 487         gtk_menu_shell_append(GTK_MENU_SHELL(viewer->fancy_prefs_menu), open_external);
 488
 489         gtk_menu_attach_to_widget(GTK_MENU(viewer->fancy_prefs_menu), viewer->ev_fancy_prefs, NULL);
 490         gtk_widget_show_all(viewer->fancy_prefs_menu);
 491
 492         viewer->enable_images = enable_images;
 493         viewer->enable_scripts = enable_scripts;
 494         viewer->enable_plugins = enable_plugins;
 495         viewer->enable_java = enable_java;
 496         viewer->enable_remote_content = enable_remote_content;
 497         viewer->open_external = open_external;
 498
 499         /* Set sensitivity according to preferences and overrides */
 500
 501         g_signal_connect(G_OBJECT(enable_images), "toggled",
 502                          G_CALLBACK (fancy_auto_load_images_activated), viewer);
 503         g_signal_connect(G_OBJECT(enable_remote_content), "toggled",
 504                          G_CALLBACK (fancy_enable_remote_content_activated), viewer);
 505         g_signal_connect(G_OBJECT(enable_scripts), "toggled",
 506                          G_CALLBACK (fancy_enable_scripts_activated), viewer);
 507         g_signal_connect(G_OBJECT(enable_plugins), "toggled",
 508                          G_CALLBACK (fancy_enable_plugins_activated), viewer);
 509         g_signal_connect(G_OBJECT(enable_java), "toggled",
 510                          G_CALLBACK (fancy_enable_java_activated), viewer);
 511         g_signal_connect(G_OBJECT(open_external), "toggled",
 512                          G_CALLBACK (fancy_open_external_activated), viewer);
 513
 514         fancy_apply_prefs(viewer);
 515 }
 516
 517 static gboolean fancy_scroll_page(MimeViewer *_viewer, gboolean up)
 518 {
 519         FancyViewer *viewer = (FancyViewer *)_viewer;
 520         GtkAdjustment *vadj = gtk_scrolled_window_get_vadjustment(
 521                                         GTK_SCROLLED_WINDOW(viewer->scrollwin));
 522
 523         if (viewer->view == NULL)
 524                 return FALSE;
 525
 526         return gtkutils_scroll_page(GTK_WIDGET(viewer->view), vadj, up);
 527 }
 528
 529 static void fancy_scroll_one_line(MimeViewer *_viewer, gboolean up)
 530 {
 531         FancyViewer *viewer = (FancyViewer *)_viewer;
 532         GtkAdjustment *vadj = gtk_scrolled_window_get_vadjustment(
 533                                         GTK_SCROLLED_WINDOW(viewer->scrollwin));
 534
 535         if (viewer->view == NULL)
 536                 return;
 537
 538         gtkutils_scroll_one_line(GTK_WIDGET(viewer->view), vadj, up);
 539 }
 540
 541 static void load_start_cb(WebKitWebView *view, gint progress,
 542                           FancyViewer *viewer)
 543 {
 544         gtk_widget_show(viewer->progress);
 545         gtk_widget_show(viewer->ev_stop_loading);
 546 }
 547
 548 static void load_finished_cb(WebKitWebView *view, gint progress,
 549                              FancyViewer *viewer)
 550 {
 551         gtk_widget_hide(viewer->progress);
 552         gtk_widget_hide(viewer->ev_stop_loading);
 553         gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(viewer->progress),
 554                                       (gdouble) 0.0);
 555         gtk_progress_bar_set_text(GTK_PROGRESS_BAR(viewer->progress), "");
 556 }
 557
 558 static void over_link_cb(WebKitWebView *view, const gchar *wtf,
 559                          const gchar *link, FancyViewer *viewer, void *wtfa)
 560 {
 561         gtk_label_set_text(GTK_LABEL(viewer->l_link), link);
 562         g_free(viewer->cur_link);
 563         viewer->cur_link = NULL;
 564         if(link) {
 565                 viewer->cur_link = g_strdup(link);
 566         }
 567 }
 568
 569 static void load_progress_cb(WebKitWebView *view, gint progress,
 570                              FancyViewer *viewer)
 571 {
 572         gdouble pbar;
 573         gchar *label = g_strdup_printf("%d%% Loading...", progress);
 574         pbar = (gdouble) progress / 100;
 575         gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(viewer->progress), pbar);
 576         gtk_progress_bar_set_text(GTK_PROGRESS_BAR(viewer->progress),
 577                                   (const gchar*)label);
 578         g_free(label);
 579 }
 580 static void stop_loading_cb(GtkWidget *widget, GdkEvent *ev,
 581                                                         FancyViewer *viewer)
 582 {
 583         webkit_web_view_stop_loading (viewer->view);
 584         gtk_widget_hide(viewer->progress);
 585         gtk_widget_hide(viewer->ev_stop_loading);
 586 }
 587
 588 static void search_the_web_cb(GtkWidget *widget, FancyViewer *viewer)
 589 {
 590         debug_print("Clicked on Search on Web\n");
 591         if (webkit_web_view_has_selection(viewer->view)) {
 592                 gchar *search;
 593 #if WEBKIT_CHECK_VERSION(1,5,1)
 594                 viewer->doc = webkit_web_view_get_dom_document(WEBKIT_WEB_VIEW(viewer->view));
 595                 viewer->window = webkit_dom_document_get_default_view (viewer->doc);
 596                 viewer->selection = webkit_dom_dom_window_get_selection (viewer->window);
 597                 viewer->range = webkit_dom_dom_selection_get_range_at(viewer->selection, 0, NULL);
 598                 gchar *tmp = webkit_dom_range_get_text (viewer->range);
 599 #else
 600                 gchar *tmp = webkit_web_view_get_selected_text(viewer->view);
 601 #endif
 602                 search = g_strconcat(GOOGLE_SEARCH, tmp, NULL);
 603 #if WEBKIT_CHECK_VERSION(1,1,1)
 604                 webkit_web_view_load_uri(viewer->view, search);
 605 #else
 606                 webkit_web_view_open(viewer->view, search);
 607 #endif
 608                 g_free(search);
 609                 g_free(tmp);
 610         }
 611 }
 612
 613 static void open_in_browser_cb(GtkWidget *widget, FancyViewer *viewer)
 614 {
 615         debug_print("open outer: %s\n", viewer->cur_link);
 616         if(viewer->cur_link)
 617                 open_uri(viewer->cur_link, prefs_common_get_uri_cmd());
 618 }
 619
 620 static size_t download_file_curl_write_cb(void *buffer, size_t size,
 621                                           size_t nmemb, void *data)
 622 {
 623         FancyViewer *viewer = (FancyViewer *)data;
 624         if (!viewer->stream) {
 625                 viewer->stream = fopen(viewer->curlfile, "wb");
 626                 if (!viewer->stream)
 627                         return -1;
 628         }
 629         return fwrite(buffer, size, nmemb, viewer->stream);
 630 }
 631 static void *download_file_curl (void *data)
 632 {
 633         CURL *curl;
 634         CURLcode res;
 635         FancyViewer *viewer = (FancyViewer *)data;
 636
 637         curl_global_init(CURL_GLOBAL_DEFAULT);
 638         curl = curl_easy_init();
 639
 640         if (curl) {
 641                 curl_easy_setopt(curl, CURLOPT_URL, viewer->cur_link);
 642                 curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, download_file_curl_write_cb);
 643                 curl_easy_setopt(curl, CURLOPT_WRITEDATA, viewer);
 644                 curl_easy_setopt(curl, CURLOPT_VERBOSE, 1L);
 645                 res = curl_easy_perform(curl);
 646                 curl_easy_cleanup(curl);
 647
 648                 if (CURLE_OK != res)
 649                         alertpanel_error(_("An error occurred: %d\n"), res);
 650                 if (viewer->stream)
 651                         fclose(viewer->stream);
 652                 curl_global_cleanup();
 653         }
 654 #ifdef USE_PTHREAD
 655         pthread_exit(NULL);
 656 #else
 657         return NULL;
 658 #endif
 659 }
 660 static void download_file_cb(GtkWidget *widget, FancyViewer *viewer)
 661 {
 662 #ifdef USE_PTHREAD
 663         pthread_t curljob;
 664         gint result;
 665 #endif
 666         const gchar *link = (const gchar *)viewer->cur_link;
 667         gchar *filename = g_utf8_strchr(link, -1, g_utf8_get_char("/"));
 668         filename = g_strconcat(g_get_home_dir(), filename, NULL);
 669         gchar *fname = filesel_select_file_save(_("Save as"), filename);
 670
 671         if (viewer->curlfile) viewer->curlfile = NULL;
 672         if (viewer->stream) viewer->stream = NULL;
 673         viewer->curlfile = (const gchar *)g_strdup(fname);
 674         g_free(filename);
 675         g_free(fname);
 676
 677         if (!viewer->curlfile) return;
 678
 679 #ifdef USE_PTHREAD
 680         result = pthread_create(&curljob, NULL, download_file_curl, (void *)viewer);
 681         if (result)
 682                 alertpanel_error("ERROR; return code from pthread_create() is %d\n", result);
 683 #else
 684         download_file_curl((void *)viewer);
 685 #endif
 686 }
 687
 688 static void save_image_cb(GtkWidget *widget, FancyViewer *viewer)
 689 {
 690         debug_print("Not Yet Implemented\n");
 691 }
 692
 693 static void open_image_cb(GtkWidget *widget, FancyViewer *viewer)
 694 {
 695         debug_print("Not Yet Implemented\n");
 696 }
 697
 698 static void copy_image_cb(GtkWidget *widget, FancyViewer *viewer)
 699 {
 700         debug_print("Not Yet Implemented\n");
 701 }
 702 static void import_feed_cb(GtkWidget *widget, FancyViewer *viewer)
 703 {
 704         if (!folder_subscribe(viewer->cur_link))
 705                 alertpanel_error(_("%s is a malformed or not supported feed"), viewer->cur_link);
 706 }
 707 static void viewer_menu_handler(GtkWidget *menuitem, FancyViewer *viewer)
 708 {
 709         const gchar *g_name = gtk_widget_get_name(GTK_WIDGET(menuitem));
 710         if (!g_ascii_strcasecmp(g_name, "GtkImageMenuItem")) {
 711
 712                 GtkWidget *menul = gtk_bin_get_child(GTK_BIN(menuitem));
 713
 714         if (!g_ascii_strcasecmp(gtk_label_get_text(GTK_LABEL(menul)),
 715                                 "Search the Web")) {
 716                         gtk_label_set_text(GTK_LABEL(menul), _("Search the Web"));
 717                         viewer->cur_link = NULL;
 718                         GtkImageMenuItem *m_search = GTK_IMAGE_MENU_ITEM(menuitem);
 719                         g_signal_connect(G_OBJECT(m_search), "activate",
 720                                          G_CALLBACK(search_the_web_cb),
 721                                          (gpointer *) viewer);
 722                 }
 723
 724                 if (!g_ascii_strcasecmp(gtk_label_get_text(GTK_LABEL(menul)),
 725                                         "Open Link" )) {
 726
 727                         if (viewer->override_prefs_remote_content)
 728                                 gtk_label_set_text(GTK_LABEL(menul), _("Open in Viewer"));
 729                         else
 730                                 gtk_label_set_text(GTK_LABEL(menul), _("Open in Viewer (enable remote content)"));
 731
 732                         GtkImageMenuItem *m_new = GTK_IMAGE_MENU_ITEM(menuitem);
 733                         gtk_widget_set_sensitive(GTK_WIDGET(m_new), viewer->override_prefs_remote_content);
 734                 }
 735
 736                 if (!g_ascii_strcasecmp(gtk_label_get_text(GTK_LABEL(menul)),
 737                                                                 "Open Link in New Window" )) {
 738
 739                         gtk_label_set_text(GTK_LABEL(menul), _("Open in Browser"));
 740
 741                         GtkImageMenuItem *m_new = GTK_IMAGE_MENU_ITEM(menuitem);
 742                         g_signal_connect(G_OBJECT(m_new), "activate",
 743                                          G_CALLBACK(open_in_browser_cb),
 744                                          (gpointer *) viewer);
 745                 }
 746
 747                 if (!g_ascii_strcasecmp(gtk_label_get_text(GTK_LABEL(menul)),
 748                                         "Open Image in New Window" )) {
 749                         gtk_label_set_text(GTK_LABEL(menul), _("Open Image"));
 750                         GtkImageMenuItem *m_image = GTK_IMAGE_MENU_ITEM(menuitem);
 751                         g_signal_connect(G_OBJECT(m_image), "activate",
 752                                          G_CALLBACK(open_image_cb),
 753                                          (gpointer *) viewer);
 754                 }
 755
 756                 if (!g_ascii_strcasecmp(gtk_label_get_text(GTK_LABEL(menul)),
 757                                         "Copy Link Location" )) {
 758                         gtk_label_set_text(GTK_LABEL(menul), _("Copy Link"));
 759                 }
 760         if (!g_ascii_strcasecmp(gtk_label_get_text(GTK_LABEL(menul)),
 761                                 "Download Linked File" )) {
 762                         gtk_label_set_text(GTK_LABEL(menul), _("Download Link"));
 763
 764                         GtkImageMenuItem *m_dlink = GTK_IMAGE_MENU_ITEM(menuitem);
 765                         g_signal_connect(G_OBJECT(m_dlink), "activate",
 766                                          G_CALLBACK(download_file_cb),
 767                                          (gpointer *) viewer);
 768                 }
 769
 770                 if (!g_ascii_strcasecmp(gtk_label_get_text(GTK_LABEL(menul)),
 771                                         "Save Image As" )) {
 772
 773                         gtk_label_set_text(GTK_LABEL(menul), _("Save Image As"));
 774
 775                         GtkImageMenuItem *m_simage = GTK_IMAGE_MENU_ITEM(menuitem);
 776                         g_signal_connect(G_OBJECT(m_simage), "activate",
 777                                          G_CALLBACK(save_image_cb),
 778                                          (gpointer *) viewer);
 779                 }
 780
 781                 if (!g_ascii_strcasecmp(gtk_label_get_text(GTK_LABEL(menul)),
 782                                         "Copy Image" )) {
 783                         gtk_label_set_text(GTK_LABEL(menul), _("Copy Image"));
 784                         GtkImageMenuItem *m_cimage = GTK_IMAGE_MENU_ITEM(menuitem);
 785                         g_signal_connect(G_OBJECT(m_cimage), "activate",
 786                                          G_CALLBACK(copy_image_cb),
 787                                          (gpointer *) viewer);
 788                 }
 789
 790         }
 791 }
 792
 793 static gboolean populate_popup_cb (WebKitWebView *view, GtkWidget *menu,
 794                                    FancyViewer *viewer)
 795 {
 796         Plugin *plugin = plugin_get_loaded_by_name("RSSyl");
 797         gtk_container_foreach(GTK_CONTAINER(menu),
 798                               (GtkCallback)viewer_menu_handler,
 799                               viewer);
 800         if (plugin) {
 801                 GtkWidget *rssyl = gtk_image_menu_item_new_with_label(_("Import feed"));
 802                 GtkWidget *img = gtk_image_new_from_stock(GTK_STOCK_ADD, GTK_ICON_SIZE_MENU);
 803                 gtk_image_menu_item_set_image(GTK_IMAGE_MENU_ITEM(rssyl), img);
 804                 gtk_widget_show(GTK_WIDGET(rssyl));
 805                 gtk_menu_shell_append(GTK_MENU_SHELL(menu), rssyl);
 806                 g_signal_connect(G_OBJECT(rssyl), "activate",
 807                                  G_CALLBACK(import_feed_cb),
 808                                  (gpointer *) viewer);
 809         }
 810         return TRUE;
 811 }
 812
 813 static gint keypress_events_cb (GtkWidget *widget, GdkEventKey *event,
 814                                                                 FancyViewer *viewer)
 815 {
 816         if (event->state == CTRL_KEY) {
 817                 switch (event->keyval) {
 818                 case GDK_plus:
 819                         zoom_in_cb(viewer->ev_zoom_in, NULL, viewer);
 820                         break;
 821                 case GDK_period:
 822                         zoom_100_cb(viewer->ev_zoom_100, NULL, viewer);
 823                         break;
 824                 case GDK_minus:
 825                         zoom_out_cb(viewer->ev_zoom_out, NULL, viewer);
 826                         break;
 827                 }
 828         }
 829         return FALSE;
 830 }
 831
 832 static gboolean release_button_cb (WebKitWebView *view, GdkEvent *ev,
 833                                    FancyViewer *viewer)
 834 {
 835         if (ev->button.button == 1 && viewer->cur_link && viewer->override_prefs_external) {
 836                 open_uri(viewer->cur_link, prefs_common_get_uri_cmd());
 837                 return TRUE;
 838         }
 839         return FALSE;
 840 }
 841 static void zoom_100_cb(GtkWidget *widget, GdkEvent *ev, FancyViewer *viewer)
 842 {
 843         gtk_widget_grab_focus(widget);
 844         webkit_web_view_set_zoom_level(viewer->view, 1);
 845 }
 846
 847 static void zoom_in_cb(GtkWidget *widget, GdkEvent *ev, FancyViewer *viewer)
 848 {
 849         gtk_widget_grab_focus(widget);
 850         webkit_web_view_zoom_in(viewer->view);
 851 }
 852 static void zoom_out_cb(GtkWidget *widget, GdkEvent *ev, FancyViewer *viewer)
 853 {
 854         gtk_widget_grab_focus(widget);
 855         webkit_web_view_zoom_out(viewer->view);
 856 }
 857
 858 static MimeViewer *fancy_viewer_create(void)
 859 {
 860         FancyViewer    *viewer;
 861         GtkWidget      *hbox;
 862
 863         debug_print("fancy_viewer_create\n");
 864
 865         viewer = g_new0(FancyViewer, 1);
 866         viewer->mimeviewer.factory = &fancy_viewer_factory;
 867         viewer->mimeviewer.get_widget = fancy_get_widget;
 868         viewer->mimeviewer.get_selection = fancy_get_selection;
 869         viewer->mimeviewer.show_mimepart = fancy_show_mimepart;
 870         viewer->mimeviewer.print = fancy_print;
 871         viewer->mimeviewer.clear_viewer = fancy_clear_viewer;
 872         viewer->mimeviewer.destroy_viewer = fancy_destroy_viewer;
 873         viewer->mimeviewer.text_search = fancy_text_search;
 874         viewer->mimeviewer.scroll_page = fancy_scroll_page;
 875         viewer->mimeviewer.scroll_one_line = fancy_scroll_one_line;
 876         viewer->view = WEBKIT_WEB_VIEW(webkit_web_view_new());
 877
 878 #ifdef HAVE_LIBSOUP_GNOME
 879  /* Use GNOME proxy settings through libproxy */
 880         if (fancy_prefs.enable_gnome_proxy) {
 881                 SoupSession *session = webkit_get_default_session();
 882                 soup_session_add_feature_by_type (session, SOUP_TYPE_PROXY_RESOLVER_GNOME);
 883         }
 884 #endif
 885
 886         if (fancy_prefs.enable_proxy) {
 887                 SoupSession *session = webkit_get_default_session();
 888                 SoupURI* pURI = soup_uri_new(fancy_prefs.proxy_str);
 889                 g_object_set(session, "proxy-uri", pURI, NULL);
 890         }
 891
 892         viewer->settings = webkit_web_settings_new();
 893         g_object_set(viewer->settings, "user-agent", "Fancy Viewer", NULL);
 894         viewer->scrollwin = gtk_scrolled_window_new(NULL, NULL);
 895         viewer->tag = -1;
 896         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(viewer->scrollwin),
 897                                        GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
 898         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(viewer->scrollwin),
 899                                             GTK_SHADOW_IN);
 900         gtk_container_add(GTK_CONTAINER(viewer->scrollwin),
 901                           GTK_WIDGET(viewer->view));
 902
 903         viewer->vbox = gtk_vbox_new(FALSE, 0);
 904         hbox = gtk_hbox_new(FALSE, 0);
 905         viewer->progress = gtk_progress_bar_new();
 906         /* Zoom Widgets */
 907         viewer->zoom_100 = gtk_image_new_from_stock(GTK_STOCK_ZOOM_100, GTK_ICON_SIZE_MENU);
 908         viewer->zoom_in = gtk_image_new_from_stock(GTK_STOCK_ZOOM_IN, GTK_ICON_SIZE_MENU);
 909         viewer->zoom_out = gtk_image_new_from_stock(GTK_STOCK_ZOOM_OUT, GTK_ICON_SIZE_MENU);
 910         viewer->stop_loading = gtk_image_new_from_stock(GTK_STOCK_CANCEL, GTK_ICON_SIZE_MENU);
 911         /* Event Widgets for the Zoom Widgets  */
 912         viewer->ev_zoom_100 = gtk_event_box_new();
 913         viewer->ev_zoom_in = gtk_event_box_new();
 914         viewer->ev_zoom_out = gtk_event_box_new();
 915         viewer->ev_stop_loading = gtk_event_box_new();
 916
 917         /* Link Label */
 918         viewer->l_link = gtk_label_new("");
 919
 920         /* Preferences Widgets to override preferences on the fly  */
 921         viewer->fancy_prefs = gtk_image_new_from_stock(GTK_STOCK_PREFERENCES, GTK_ICON_SIZE_MENU);
 922         viewer->ev_fancy_prefs = gtk_event_box_new();
 923
 924         /* Popup Menu for preferences  */
 925         viewer->fancy_prefs_menu = gtk_menu_new();
 926         fancy_create_popup_prefs_menu(viewer);
 927
 928         gtk_event_box_set_visible_window(GTK_EVENT_BOX(viewer->ev_zoom_100), FALSE);
 929         gtk_event_box_set_visible_window(GTK_EVENT_BOX(viewer->ev_zoom_in), FALSE);
 930         gtk_event_box_set_visible_window(GTK_EVENT_BOX(viewer->ev_zoom_out), FALSE);
 931         gtk_event_box_set_visible_window(GTK_EVENT_BOX(viewer->ev_fancy_prefs), FALSE);
 932         gtk_event_box_set_visible_window(GTK_EVENT_BOX(viewer->ev_stop_loading), FALSE);
 933
 934         gtk_container_add(GTK_CONTAINER(viewer->ev_zoom_100), viewer->zoom_100);
 935         gtk_container_add(GTK_CONTAINER(viewer->ev_zoom_in), viewer->zoom_in);
 936         gtk_container_add(GTK_CONTAINER(viewer->ev_zoom_out), viewer->zoom_out);
 937         gtk_container_add(GTK_CONTAINER(viewer->ev_fancy_prefs), viewer->fancy_prefs);
 938         gtk_container_add(GTK_CONTAINER(viewer->ev_stop_loading), viewer->stop_loading);
 939
 940         gtk_box_pack_start(GTK_BOX(hbox), viewer->ev_zoom_100, FALSE, FALSE, 1);
 941         gtk_box_pack_start(GTK_BOX(hbox), viewer->ev_zoom_in, FALSE, FALSE, 2);
 942         gtk_box_pack_start(GTK_BOX(hbox), viewer->ev_zoom_out, FALSE, FALSE, 2);
 943         gtk_box_pack_start(GTK_BOX(hbox), viewer->ev_fancy_prefs, FALSE, FALSE, 2);
 944         gtk_box_pack_start(GTK_BOX(hbox), viewer->l_link, FALSE, FALSE, 8);
 945         gtk_box_pack_end(GTK_BOX(hbox), viewer->progress, FALSE, FALSE, 0);
 946         gtk_box_pack_end(GTK_BOX(hbox), viewer->ev_stop_loading, FALSE, FALSE, 0);
 947
 948         gtk_box_pack_start(GTK_BOX(viewer->vbox), viewer->scrollwin, TRUE, TRUE,
 949                        1);
 950         gtk_box_pack_start(GTK_BOX(viewer->vbox), hbox, FALSE, FALSE, 0);
 951
 952         gtk_widget_show(viewer->ev_zoom_100);
 953         gtk_widget_show(viewer->ev_zoom_in);
 954         gtk_widget_show(viewer->ev_zoom_out);
 955         gtk_widget_show(viewer->ev_fancy_prefs);
 956
 957         gtk_widget_show(viewer->scrollwin);
 958         gtk_widget_show(viewer->zoom_100);
 959         gtk_widget_show(viewer->zoom_in);
 960         gtk_widget_show(viewer->zoom_out);
 961         gtk_widget_show(viewer->fancy_prefs);
 962         gtk_widget_show(viewer->stop_loading);
 963
 964         gtk_widget_show(viewer->l_link);
 965         gtk_widget_show(viewer->vbox);
 966         gtk_widget_show(hbox);
 967         gtk_widget_show(GTK_WIDGET(viewer->view));
 968
 969         g_signal_connect(G_OBJECT(viewer->view), "load-started",
 970                          G_CALLBACK(load_start_cb), viewer);
 971         g_signal_connect(G_OBJECT(viewer->view), "load-finished",
 972                          G_CALLBACK(load_finished_cb), viewer);
 973         g_signal_connect(G_OBJECT(viewer->view), "hovering-over-link",
 974                          G_CALLBACK(over_link_cb), viewer);
 975         g_signal_connect(G_OBJECT(viewer->view), "load-progress-changed",
 976                          G_CALLBACK(load_progress_cb), viewer);
 977         g_signal_connect(G_OBJECT(viewer->view), "navigation-requested",
 978                          G_CALLBACK(navigation_requested_cb), viewer);
 979         g_signal_connect(G_OBJECT(viewer->view), "resource-request-starting",
 980                         G_CALLBACK(resource_request_starting_cb), viewer);
 981         g_signal_connect(G_OBJECT(viewer->view), "populate-popup",
 982                          G_CALLBACK(populate_popup_cb), viewer);
 983         g_signal_connect(G_OBJECT(viewer->view), "button-release-event",
 984                          G_CALLBACK(release_button_cb), viewer);
 985         g_signal_connect(G_OBJECT(viewer->ev_zoom_100), "button-press-event",
 986                          G_CALLBACK(zoom_100_cb), (gpointer*)viewer);
 987         g_signal_connect(G_OBJECT(viewer->ev_zoom_in), "button-press-event",
 988                          G_CALLBACK(zoom_in_cb), (gpointer *)viewer);
 989         g_signal_connect(G_OBJECT(viewer->ev_zoom_out), "button-press-event",
 990                          G_CALLBACK(zoom_out_cb), (gpointer *)viewer);
 991         g_signal_connect(G_OBJECT(viewer->ev_fancy_prefs), "button-press-event",
 992                          G_CALLBACK(fancy_prefs_cb), (gpointer *)viewer);
 993         g_signal_connect(G_OBJECT(viewer->ev_stop_loading), "button-press-event",
 994                          G_CALLBACK(stop_loading_cb), viewer);
 995         g_signal_connect(G_OBJECT(viewer->view), "key_press_event",
 996                          G_CALLBACK(keypress_events_cb), viewer);
 997
 998         viewer->filename = NULL;
 999         return (MimeViewer *) viewer;
1000 }
1001
1002 static gchar *content_types[] = {"text/html", NULL};
1003
1004 static MimeViewerFactory fancy_viewer_factory =
1005 {
1006         content_types,
1007         0,
1008         fancy_viewer_create,
1009 };
1010
1011 gint plugin_init(gchar **error)
1012 {
1013         if (!check_plugin_version(MAKE_NUMERIC_VERSION(2,9,2,72),
1014                                   VERSION_NUMERIC, _("Fancy"), error))
1015                 return -1;
1016         gchar *directory = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
1017                                 "fancy", NULL);
1018         if (!is_dir_exist(directory))
1019                 if (make_dir (directory) < 0) {
1020                         g_free(directory);
1021                         return -1;
1022                 }
1023         g_free(directory);
1024
1025         fancy_prefs_init();
1026
1027         mimeview_register_viewer_factory(&fancy_viewer_factory);
1028
1029         return 0;
1030 }
1031
1032 gboolean plugin_done(void)
1033 {
1034         mimeview_unregister_viewer_factory(&fancy_viewer_factory);
1035         fancy_prefs_done();
1036         return FALSE;
1037 }
1038
1039 const gchar *plugin_name(void)
1040 {
1041         /* i18n: 'Fancy' here is name of the plugin, not the english word. */
1042         return _("Fancy HTML Viewer");
1043 }
1044
1045 const gchar *plugin_desc(void)
1046 {
1047         return g_strdup_printf(_("This plugin renders HTML mail using the WebKit "
1048                                "%d.%d.%d library.\nBy default all remote content is "
1049                                "blocked. Options "
1050                                "can be found in /Configuration/Preferences/Plugins/Fancy"),
1051                                WEBKIT_MAJOR_VERSION, WEBKIT_MINOR_VERSION,
1052                                WEBKIT_MICRO_VERSION);
1053 }
1054
1055 const gchar *plugin_type(void)
1056 {
1057         return "GTK2";
1058 }
1059
1060 const gchar *plugin_licence(void)
1061 {
1062         return "GPL3";
1063 }
1064
1065 const gchar *plugin_version(void)
1066 {
1067         return VERSION;
1068 }
1069
1070 struct PluginFeature *plugin_provides(void)
1071 {
1072         static struct PluginFeature features[] = {
1073                                         {PLUGIN_MIMEVIEWER, "text/html"},
1074                                 {PLUGIN_NOTHING, NULL}
1075         };
1076         return features;
1077 }