src/gtk/about.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2013 Hiroyuki Yamamoto and the Claws Mail team
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 3 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  17  *
  18  */
  19
  20 #ifdef HAVE_CONFIG_H
  21 #  include "config.h"
  22 #include "claws-features.h"
  23 #endif
  24
  25 #include "defs.h"
  26
  27 #include <glib.h>
  28 #include <glib/gi18n.h>
  29 #include <gdk/gdkkeysyms.h>
  30 #include <gtk/gtk.h>
  31 #if HAVE_SYS_UTSNAME_H
  32 #  include <sys/utsname.h>
  33 #endif
  34 #include <errno.h>
  35
  36 #include "about.h"
  37 #include "gtkutils.h"
  38 #include "stock_pixmap.h"
  39 #include "prefs_common.h"
  40 #include "utils.h"
  41 #include "version.h"
  42 #include "authors.h"
  43 #include "codeconv.h"
  44 #include "menu.h"
  45 #include "textview.h"
  46 #include "main.h"
  47
  48 extern SessionStats session_stats;
  49 static GtkTextBuffer *stats_text_buffer;
  50
  51 static GtkWidget *window;
  52 static gchar* uri_hover = NULL;
  53 static GtkTextIter uri_hover_start_iter;
  54 static GtkTextIter uri_hover_end_iter;
  55 static GdkCursor *hand_cursor = NULL;
  56 static GdkCursor *text_cursor = NULL;
  57
  58 static void about_create(void);
  59 static gboolean key_pressed(GtkWidget *widget, GdkEventKey *event);
  60 static gboolean about_textview_uri_clicked(GtkTextTag *tag, GObject *obj,
  61                                         GdkEvent *event, GtkTextIter *iter,
  62                                         GtkWidget *textview);
  63 static gboolean about_textview_motion_notify(GtkWidget *widget,
  64                                         GdkEventMotion *event,
  65                                         GtkWidget *textview);
  66 static gboolean about_textview_leave_notify(GtkWidget *widget,
  67                                         GdkEventCrossing *event,
  68                                         GtkWidget *textview);
  69 static void about_size_allocate_cb(GtkWidget *widget,
  70                                         GtkAllocation *allocation);
  71 static void about_textview_uri_update(GtkWidget *textview, gint x, gint y);
  72 static void about_update_stats(void);
  73
  74 static GtkWidget *link_popupmenu;
  75
  76
  77 void about_show(void)
  78 {
  79         if (!window)
  80                 about_create();
  81         else {
  82                 about_update_stats();
  83                 gtk_window_present(GTK_WINDOW(window));
  84         }
  85
  86 }
  87
  88 static GtkWidget *about_create_child_page_info(void)
  89 {
  90         GtkWidget *scrolledwin;
  91         GtkWidget *text;
  92         GtkTextBuffer *buffer;
  93         GtkTextIter iter;
  94         GdkColor uri_color;
  95         gchar buf[1024];
  96         GtkTextTag *tag;
  97 #if HAVE_SYS_UTSNAME_H
  98         struct utsname utsbuf;
  99 #endif
 100
 101         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 102         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 103                                        GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 104         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
 105                                             GTK_SHADOW_IN);
 106
 107         text = gtk_text_view_new();
 108         gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
 109         gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD);
 110         gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text), 6);
 111         gtk_text_view_set_right_margin(GTK_TEXT_VIEW(text), 6);
 112         gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(text), FALSE);
 113         gtk_container_add(GTK_CONTAINER(scrolledwin), text);
 114         gtk_widget_add_events(text, GDK_LEAVE_NOTIFY_MASK);
 115
 116         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
 117         gtk_text_buffer_get_iter_at_offset(buffer, &iter, 0);
 118
 119         /* textview link style (based upon main prefs) */
 120         gtkut_convert_int_to_gdk_color(prefs_common.uri_col,
 121                                 (GdkColor*)&uri_color);
 122         tag = gtk_text_buffer_create_tag(buffer, "link",
 123                                 "foreground-gdk", &uri_color,
 124                                 "wrap-mode", GTK_WRAP_NONE,
 125                                 NULL);
 126         gtk_text_buffer_create_tag(buffer, "link-hover",
 127                                 "foreground-gdk", &uri_color,
 128                                 "underline", PANGO_UNDERLINE_SINGLE,
 129                                 NULL);
 130
 131         gtk_text_buffer_insert(buffer, &iter, _(
 132                                 "Claws Mail is a lightweight, fast and "
 133                                 "highly-configurable email client.\n\n"
 134                                 "For further information visit the Claws Mail "
 135                                 "website:\n"), -1);
 136         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, HOMEPAGE_URI, -1,
 137                                 "link", NULL);
 138         gtk_text_buffer_insert(buffer, &iter, _("\n\n"
 139                                 "For support and discussion subscribe to the Claws Mail "
 140                                 "users' mailing list:\n"),-1);
 141         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, USERS_ML_URI, -1,
 142                                 "link", NULL);
 143         gtk_text_buffer_insert(buffer, &iter, _("\n\n"
 144                                 "Claws Mail is free software released "
 145                                 "under the GPL. If you wish to donate "
 146                                 "to the Claws Mail project you can do "
 147                                 "so at:\n"), -1);
 148         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, DONATE_URI, -1,
 149                                 "link", NULL);
 150
 151         gtk_text_buffer_create_tag(buffer, "indented-list-item",
 152                                 "indent", 8,
 153                                 NULL);
 154         gtk_text_buffer_create_tag(buffer, "underlined-list-title",
 155                                 "underline", PANGO_UNDERLINE_SINGLE,
 156                                 NULL);
 157 #ifdef GENERIC_UMPC
 158         gtk_text_buffer_insert(buffer, &iter, _(
 159                                 "\n\nCopyright (C) 1999-2013\nThe Claws Mail Team\n"
 160                                 " and Hiroyuki Yamamoto"), -1);
 161 #endif
 162         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("\n\nSystem Information\n")), -1,
 163                         "underlined-list-title", NULL);
 164
 165 #if HAVE_SYS_UTSNAME_H
 166         uname(&utsbuf);
 167         g_snprintf(buf, sizeof(buf),
 168                    _("GTK+ %d.%d.%d / GLib %d.%d.%d\n"
 169                      "Locale: %s (charset: %s)\n"
 170                      "Operating System: %s %s (%s)"),
 171                    gtk_major_version, gtk_minor_version, gtk_micro_version,
 172                    glib_major_version, glib_minor_version, glib_micro_version,
 173                    conv_get_current_locale(), conv_get_locale_charset_str(),
 174                    utsbuf.sysname, utsbuf.release, utsbuf.machine);
 175 #elif defined(G_OS_WIN32)
 176         g_snprintf(buf, sizeof(buf),
 177                    _("GTK+ %d.%d.%d / GLib %d.%d.%d\n"
 178                      "Locale: %s (charset: %s)\n"
 179                      "Operating System: %s"),
 180                    gtk_major_version, gtk_minor_version, gtk_micro_version,
 181                    glib_major_version, glib_minor_version, glib_micro_version,
 182                    conv_get_current_locale(), conv_get_locale_charset_str(),
 183                    "Win32");
 184 #else
 185         g_snprintf(buf, sizeof(buf),
 186                    _("GTK+ %d.%d.%d / GLib %d.%d.%d\n"
 187                      "Locale: %s (charset: %s)\n"
 188                      "Operating System: unknown"),
 189                    gtk_major_version, gtk_minor_version, gtk_micro_version,
 190                    glib_major_version, glib_minor_version, glib_micro_version,
 191                    conv_get_current_locale(), conv_get_locale_charset_str());
 192 #endif
 193
 194         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, buf, -1,
 195                                                  "indented-list-item", NULL);
 196
 197         gtk_text_buffer_insert(buffer, &iter, "\n", -1);
 198
 199         g_signal_connect(G_OBJECT(tag), "event",
 200                                 G_CALLBACK(about_textview_uri_clicked), text);
 201         g_signal_connect(G_OBJECT(text), "motion-notify-event",
 202                                 G_CALLBACK(about_textview_motion_notify), text);
 203         g_signal_connect(G_OBJECT(text), "leave-notify-event",
 204                                 G_CALLBACK(about_textview_leave_notify), text);
 205
 206         return scrolledwin;
 207 }
 208
 209 static GtkWidget *about_create_child_page_authors(void)
 210 {
 211         GtkWidget *scrolledwin;
 212         GtkWidget *text;
 213         GtkTextBuffer *buffer;
 214         GtkTextIter iter;
 215         gint i;
 216
 217         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 218         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 219                                        GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 220         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
 221                                             GTK_SHADOW_IN);
 222
 223         text = gtk_text_view_new();
 224         gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
 225         gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD);
 226         gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text), 6);
 227         gtk_text_view_set_right_margin(GTK_TEXT_VIEW(text), 6);
 228         gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(text), FALSE);
 229         gtk_container_add(GTK_CONTAINER(scrolledwin), text);
 230         gtk_widget_add_events(text, GDK_LEAVE_NOTIFY_MASK);
 231
 232         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
 233         gtk_text_buffer_get_iter_at_offset(buffer, &iter, 0);
 234
 235         /* init formatting tag: indentation for list items */
 236         gtk_text_buffer_create_tag(buffer, "indented-list-item",
 237                                 "indent", 8,
 238                                 NULL);
 239         gtk_text_buffer_create_tag(buffer, "underlined-list-title",
 240                                 "underline", PANGO_UNDERLINE_SINGLE,
 241                                 NULL);
 242
 243         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("The Claws Mail Team")), -1,
 244                         "underlined-list-title", NULL);
 245         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 246
 247         for (i = 0; TEAM_LIST[i] != NULL; i++) {
 248                 if (g_utf8_validate(TEAM_LIST[i], -1, NULL))
 249                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, TEAM_LIST[i], -1,
 250                                         "indented-list-item", NULL);
 251                 else {
 252                         gchar *conv = conv_codeset_strdup(TEAM_LIST[i], CS_ISO_8859_1, CS_UTF_8);
 253                         if (conv)
 254                                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
 255                                                 "indented-list-item", NULL);
 256                         g_free(conv);
 257                 }
 258                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 259         }
 260
 261         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 262         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("Previous team members")), -1,
 263                         "underlined-list-title", NULL);
 264         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 265
 266         for (i = 0; EX_TEAM_LIST[i] != NULL; i++) {
 267                 if (g_utf8_validate(EX_TEAM_LIST[i], -1, NULL))
 268                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, EX_TEAM_LIST[i], -1,
 269                                         "indented-list-item", NULL);
 270                 else {
 271                         gchar *conv = conv_codeset_strdup(EX_TEAM_LIST[i], CS_ISO_8859_1, CS_UTF_8);
 272                         if (conv)
 273                                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
 274                                                 "indented-list-item", NULL);
 275                         g_free(conv);
 276                 }
 277                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 278         }
 279
 280         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 281         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("The translation team")), -1,
 282                         "underlined-list-title", NULL);
 283         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 284
 285         for (i = 0; TRANS_TEAM_LIST[i] != NULL; i++) {
 286                 if (g_utf8_validate(TRANS_TEAM_LIST[i], -1, NULL))
 287                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, TRANS_TEAM_LIST[i], -1,
 288                                         "indented-list-item", NULL);
 289                 else {
 290                         gchar *conv = conv_codeset_strdup(TRANS_TEAM_LIST[i], CS_ISO_8859_1, CS_UTF_8);
 291                         if (conv)
 292                                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
 293                                                 "indented-list-item", NULL);
 294                         g_free(conv);
 295                 }
 296                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 297         }
 298
 299         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 300         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("Documentation team")), -1,
 301                         "underlined-list-title", NULL);
 302         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 303
 304         for (i = 0; DOC_TEAM_LIST[i] != NULL; i++) {
 305                 if (g_utf8_validate(DOC_TEAM_LIST[i], -1, NULL))
 306                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, DOC_TEAM_LIST[i], -1,
 307                                         "indented-list-item", NULL);
 308                 else {
 309                         gchar *conv = conv_codeset_strdup(DOC_TEAM_LIST[i], CS_ISO_8859_1, CS_UTF_8);
 310                         if (conv)
 311                                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
 312                                                 "indented-list-item", NULL);
 313                         g_free(conv);
 314                 }
 315                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 316         }
 317
 318         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 319         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("Logo")), -1,
 320                         "underlined-list-title", NULL);
 321         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 322
 323         for (i = 0; LOGO_LIST[i] != NULL; i++) {
 324                 if (g_utf8_validate(LOGO_LIST[i], -1, NULL))
 325                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, LOGO_LIST[i], -1,
 326                                         "indented-list-item", NULL);
 327                 else {
 328                         gchar *conv = conv_codeset_strdup(LOGO_LIST[i], CS_ISO_8859_1, CS_UTF_8);
 329                         if (conv)
 330                                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
 331                                                 "indented-list-item", NULL);
 332                         g_free(conv);
 333                 }
 334                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 335         }
 336
 337         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 338         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("Icons")), -1,
 339                         "underlined-list-title", NULL);
 340         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 341
 342         for (i = 0; ICONS_LIST[i] != NULL; i++) {
 343                 if (g_utf8_validate(ICONS_LIST[i], -1, NULL))
 344                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, ICONS_LIST[i], -1,
 345                                         "indented-list-item", NULL);
 346                 else {
 347                         gchar *conv = conv_codeset_strdup(ICONS_LIST[i], CS_ISO_8859_1, CS_UTF_8);
 348                         if (conv)
 349                                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
 350                                                 "indented-list-item", NULL);
 351                         g_free(conv);
 352                 }
 353                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 354         }
 355
 356         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 357         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("Contributors")), -1,
 358                         "underlined-list-title", NULL);
 359         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 360
 361         for (i = 0; CONTRIBS_LIST[i] != NULL; i++) {
 362                 if (g_utf8_validate(CONTRIBS_LIST[i], -1, NULL))
 363                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, CONTRIBS_LIST[i], -1,
 364                                         "indented-list-item", NULL);
 365                 else {
 366                         gchar *conv = conv_codeset_strdup(CONTRIBS_LIST[i], CS_ISO_8859_1, CS_UTF_8);
 367                         if (conv)
 368                                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
 369                                                 "indented-list-item", NULL);
 370                         g_free(conv);
 371                 }
 372                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 373         }
 374
 375         return scrolledwin;
 376 }
 377
 378 static GtkWidget *about_create_child_page_features(void)
 379 {
 380         GtkWidget *scrolledwin;
 381         GtkWidget *text;
 382         GtkTextBuffer *buffer;
 383         GtkTextIter iter;
 384         GdkPixbuf *active_pixbuf;
 385         GdkPixbuf *inactive_pixbuf;
 386
 387         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 388         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 389                                        GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 390         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
 391                                             GTK_SHADOW_IN);
 392
 393         text = gtk_text_view_new();
 394         gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
 395         gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD);
 396         gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text), 6);
 397         gtk_text_view_set_right_margin(GTK_TEXT_VIEW(text), 6);
 398         gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(text), FALSE);
 399         gtk_container_add(GTK_CONTAINER(scrolledwin), text);
 400         gtk_widget_add_events(text, GDK_LEAVE_NOTIFY_MASK);
 401
 402         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
 403         gtk_text_buffer_get_iter_at_offset(buffer, &iter, 0);
 404
 405         gtk_text_buffer_insert(buffer, &iter, _("Compiled-in Features\n"), -1);
 406
 407         gtk_text_buffer_create_tag(buffer, "bold", "weight", PANGO_WEIGHT_BOLD,
 408                                    NULL);
 409
 410         stock_pixbuf_gdk(window, STOCK_PIXMAP_CHECKBOX_ON, &active_pixbuf);
 411         stock_pixbuf_gdk(window, STOCK_PIXMAP_CHECKBOX_OFF, &inactive_pixbuf);
 412
 413 #if HAVE_LIBCOMPFACE
 414         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 415 #else
 416         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 417 #endif
 418         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" compface "), -1,
 419                                                  "bold", NULL);
 420         gtk_text_buffer_insert(buffer, &iter,
 421                 (gchar *)C_("compface", "adds support for the X-Face header\n"), -1);
 422
 423 #if USE_ENCHANT
 424         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 425 #else
 426         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 427 #endif
 428         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" Enchant "), -1,
 429                                                  "bold", NULL);
 430         gtk_text_buffer_insert(buffer, &iter,
 431                 (gchar *)C_("Enchant", "adds support for spell checking\n"), -1);
 432
 433 #if USE_GNUTLS
 434         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 435 #else
 436         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 437 #endif
 438         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" GnuTLS "), -1,
 439                                                  "bold", NULL);
 440         gtk_text_buffer_insert(buffer, &iter,
 441                 (gchar *)C_("GnuTLS", "adds support for encrypted connections to servers\n"), -1);
 442
 443 #if INET6
 444         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 445 #else
 446         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 447 #endif
 448         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" IPv6 "), -1,
 449                                                  "bold", NULL);
 450         gtk_text_buffer_insert(buffer, &iter,
 451                 (gchar *)C_("IPv6", "adds support for IPv6 addresses, the new Internet "
 452                             "addressing protocol\n"), -1);
 453
 454 #if HAVE_ICONV
 455         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 456 #else
 457         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 458 #endif
 459         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" iconv "), -1,
 460                                                  "bold", NULL);
 461         gtk_text_buffer_insert(buffer, &iter,
 462                 (gchar *)C_("iconv", "allows converting to and from different character sets\n"), -1);
 463
 464 #if USE_JPILOT
 465         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 466 #else
 467         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 468 #endif
 469         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" JPilot "), -1,
 470                                                  "bold", NULL);
 471         gtk_text_buffer_insert(buffer, &iter,
 472                 (gchar *)C_("JPilot", "adds support for PalmOS addressbooks\n"), -1);
 473
 474 #if USE_LDAP
 475         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 476 #else
 477         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 478 #endif
 479         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" LDAP "), -1,
 480                                                  "bold", NULL);
 481         gtk_text_buffer_insert(buffer, &iter,
 482                 (gchar *)C_("LDAP", "adds support for LDAP shared addressbooks\n"), -1);
 483
 484 #if HAVE_LIBETPAN
 485         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 486 #else
 487         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 488 #endif
 489         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" libetpan "), -1,
 490                                                  "bold", NULL);
 491         gtk_text_buffer_insert(buffer, &iter,
 492                 (gchar *)C_("libetpan", "adds support for IMAP and NNTP servers\n"), -1);
 493
 494 #if HAVE_LIBSM
 495         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 496 #else
 497         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 498 #endif
 499         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" libSM "), -1,
 500                                                  "bold", NULL);
 501         gtk_text_buffer_insert(buffer, &iter,
 502                 (gchar *)C_("libSM", "adds support for session handling\n"), -1);
 503
 504 #if HAVE_NETWORKMANAGER_SUPPORT
 505         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 506 #else
 507         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 508 #endif
 509         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" NetworkManager "), -1,
 510                                                  "bold", NULL);
 511         gtk_text_buffer_insert(buffer, &iter,
 512                 (gchar *)C_("NetworkManager", "adds support for detection of network connection changes\n"), -1);
 513
 514         return scrolledwin;
 515 }
 516
 517 static GtkWidget *about_create_child_page_license(void)
 518 {
 519         GtkWidget *scrolledwin;
 520         GtkWidget *text;
 521         GtkTextBuffer *buffer;
 522         GtkTextIter iter;
 523         GdkColor uri_color;
 524         GtkTextTag *tag;
 525
 526         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 527         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 528                                        GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 529         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
 530                                             GTK_SHADOW_IN);
 531
 532         text = gtk_text_view_new();
 533         gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
 534         gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD);
 535         gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text), 6);
 536         gtk_text_view_set_right_margin(GTK_TEXT_VIEW(text), 6);
 537         gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(text), FALSE);
 538         gtk_container_add(GTK_CONTAINER(scrolledwin), text);
 539
 540         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
 541         gtk_text_buffer_get_iter_at_offset(buffer, &iter, 0);
 542
 543         gtk_text_buffer_insert(buffer, &iter,
 544                 _("This program is free software; you can redistribute it and/or modify "
 545                   "it under the terms of the GNU General Public License as published by "
 546                   "the Free Software Foundation; either version 3, or (at your option) "
 547                   "any later version.\n\n"), -1);
 548
 549         gtk_text_buffer_insert(buffer, &iter,
 550                 _("This program is distributed in the hope that it will be useful, "
 551                   "but WITHOUT ANY WARRANTY; without even the implied warranty of "
 552                   "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. "
 553                   "See the GNU General Public License for more details.\n\n"), -1);
 554
 555         /* textview link style (based upon main prefs) */
 556         gtkut_convert_int_to_gdk_color(prefs_common.uri_col,
 557                         (GdkColor*)&uri_color);
 558
 559         tag = gtk_text_buffer_create_tag(buffer, "link",
 560                 "foreground-gdk", &uri_color,
 561                 NULL);
 562         gtk_text_buffer_create_tag(buffer, "link-hover",
 563                 "foreground-gdk", &uri_color,
 564                 "underline", PANGO_UNDERLINE_SINGLE,
 565                 NULL);
 566
 567         gtk_text_buffer_insert(buffer, &iter,
 568                 _("You should have received a copy of the GNU General Public License "
 569                   "along with this program. If not, see <"), -1);
 570         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter,
 571                 "http://www.gnu.org/licenses/", -1,
 572                 "link", NULL);
 573         gtk_text_buffer_insert(buffer, &iter, _(">. \n\n"), -1);
 574
 575         g_signal_connect(G_OBJECT(tag), "event",
 576                                 G_CALLBACK(about_textview_uri_clicked), text);
 577         g_signal_connect(G_OBJECT(text), "motion-notify-event",
 578                          G_CALLBACK(about_textview_motion_notify), text);
 579         g_signal_connect(G_OBJECT(text), "leave-notify-event",
 580                                 G_CALLBACK(about_textview_leave_notify), text);
 581
 582         return scrolledwin;
 583 }
 584
 585 static gboolean release_notes_available(void)
 586 {
 587         gboolean ret = FALSE;
 588         gchar *path = NULL;
 589
 590         path = g_strconcat(DOCDIR, G_DIR_SEPARATOR_S, RELEASE_NOTES_FILE, NULL);
 591         ret = (is_file_exist(path));
 592         g_free(path);
 593
 594         return ret;
 595 }
 596
 597 static GtkWidget *about_create_child_page_release_notes(void)
 598 {
 599         GtkWidget *scrolledwin;
 600         GtkWidget *text;
 601         GtkTextBuffer *buffer;
 602         GtkTextIter iter;
 603         gchar *path, buf[1024];
 604         FILE *fp;
 605
 606         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 607         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 608                         GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 609         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
 610                         GTK_SHADOW_IN);
 611         text = gtk_text_view_new();
 612         gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
 613         gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD);
 614         gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text), 6);
 615         gtk_text_view_set_right_margin(GTK_TEXT_VIEW(text), 6);
 616         gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(text), FALSE);
 617         gtk_container_add(GTK_CONTAINER(scrolledwin), text);
 618
 619         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
 620         gtk_text_buffer_get_iter_at_offset(buffer, &iter, 0);
 621
 622         path = g_strconcat(DOCDIR, G_DIR_SEPARATOR_S, RELEASE_NOTES_FILE, NULL);
 623         if ((fp = g_fopen(path, "rb")) == NULL) {
 624                 if (ENOENT != errno) FILE_OP_ERROR(path, "fopen");
 625                 g_free(path);
 626                 return scrolledwin;
 627         }
 628         g_free(path);
 629
 630         while (fgets(buf, sizeof(buf), fp) != NULL) {
 631                 const gchar *src_codeset = conv_get_locale_charset_str();
 632                 const gchar *dest_codeset = CS_UTF_8;
 633                 gchar *tmp;
 634
 635                 tmp = conv_codeset_strdup(buf, src_codeset, dest_codeset);
 636                 if (!tmp) {
 637                         g_warning("Failed to convert character set of action configuration\n");
 638                         tmp = g_strdup(buf);
 639                 }
 640
 641                 gtk_text_buffer_insert(buffer, &iter, tmp, -1);
 642                 g_free(tmp);
 643         }
 644         fclose(fp);
 645
 646         return scrolledwin;
 647 }
 648
 649 static GtkWidget *about_create_child_page_session_stats(void)
 650 {
 651         GtkWidget *scrolledwin;
 652         GtkWidget *text;
 653         GtkTextIter iter;
 654
 655         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 656         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 657                         GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 658         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
 659                         GTK_SHADOW_IN);
 660         text = gtk_text_view_new();
 661         gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
 662         gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD);
 663         gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text), 6);
 664         gtk_text_view_set_right_margin(GTK_TEXT_VIEW(text), 6);
 665         gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(text), FALSE);
 666         gtk_container_add(GTK_CONTAINER(scrolledwin), text);
 667
 668         stats_text_buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
 669
 670         gtk_text_buffer_get_iter_at_offset(stats_text_buffer, &iter, 0);
 671         gtk_text_buffer_create_tag(stats_text_buffer, "indented-list-item",
 672                                 "indent", 8,
 673                                 NULL);
 674         gtk_text_buffer_create_tag(stats_text_buffer, "underlined-list-title",
 675                                 "underline", PANGO_UNDERLINE_SINGLE,
 676                                 NULL);
 677         gtk_text_buffer_create_tag(stats_text_buffer, "bold", "weight", PANGO_WEIGHT_BOLD,
 678                                    NULL);
 679
 680         about_update_stats();
 681
 682         return scrolledwin;
 683 }
 684
 685 static void about_update_stats(void)
 686 {
 687         if (stats_text_buffer != NULL)
 688         {
 689                 GtkTextIter start, end, iter;
 690                 gchar buf[1024];
 691
 692                 gtk_text_buffer_get_start_iter(stats_text_buffer, &start);
 693                 gtk_text_buffer_get_end_iter(stats_text_buffer, &end);
 694                 gtk_text_buffer_delete(stats_text_buffer, &start, &end);
 695
 696                 gtk_text_buffer_get_iter_at_offset(stats_text_buffer, &iter, 0);
 697
 698                 gtk_text_buffer_insert_with_tags_by_name(stats_text_buffer, &iter,
 699                                 (_("Session statistics\n")), -1,
 700                                 "underlined-list-title", NULL);
 701
 702                 if (prefs_common.date_format) {
 703                         struct tm *lt;
 704                         gint len = 100;
 705                         gchar date[len];
 706
 707                         lt = localtime(&session_stats.time_started);
 708                         fast_strftime(date, len, prefs_common.date_format, lt);
 709                         g_snprintf(buf, sizeof(buf), _("Started: %s\n"),
 710                                                 lt ? date : ctime(&session_stats.time_started));
 711                 } else
 712                         g_snprintf(buf, sizeof(buf), _("Started: %s\n"),
 713                                                 ctime(&session_stats.time_started));
 714                 gtk_text_buffer_insert_with_tags_by_name(stats_text_buffer, &iter, buf, -1,
 715                                 "indented-list-item", NULL);
 716
 717                 gtk_text_buffer_insert(stats_text_buffer, &iter, "\n", 1);
 718                 gtk_text_buffer_insert_with_tags_by_name(stats_text_buffer, &iter,
 719                                 (_("Incoming traffic\n")), -1,
 720                                 "underlined-list-title", NULL);
 721
 722                 g_snprintf(buf, sizeof(buf), _("Received messages: %d\n"),
 723                                         session_stats.received);
 724                 gtk_text_buffer_insert_with_tags_by_name(stats_text_buffer, &iter, buf, -1,
 725                                 "indented-list-item", "bold", NULL);
 726
 727                 gtk_text_buffer_insert(stats_text_buffer, &iter, "\n", 1);
 728                 gtk_text_buffer_insert_with_tags_by_name(stats_text_buffer, &iter,
 729                                 (_("Outgoing traffic\n")), -1,
 730                                 "underlined-list-title", NULL);
 731
 732                 g_snprintf(buf, sizeof(buf), _("New/redirected messages: %d\n"),
 733                                         session_stats.sent);
 734                 gtk_text_buffer_insert_with_tags_by_name(stats_text_buffer, &iter, buf, -1,
 735                                 "indented-list-item", NULL);
 736
 737                 g_snprintf(buf, sizeof(buf), _("Replied messages: %d\n"),
 738                                         session_stats.replied);
 739                 gtk_text_buffer_insert_with_tags_by_name(stats_text_buffer, &iter, buf, -1,
 740                                 "indented-list-item", NULL);
 741
 742                 g_snprintf(buf, sizeof(buf), _("Forwarded messages: %d\n"),
 743                                         session_stats.forwarded);
 744                 gtk_text_buffer_insert_with_tags_by_name(stats_text_buffer, &iter, buf, -1,
 745                                 "indented-list-item", NULL);
 746
 747                 g_snprintf(buf, sizeof(buf), _("Total outgoing messages: %d\n"),
 748                                         (session_stats.sent + session_stats.replied +
 749                                          session_stats.forwarded));
 750                 gtk_text_buffer_insert_with_tags_by_name(stats_text_buffer, &iter, buf, -1,
 751                                 "indented-list-item", "bold", NULL);
 752         }
 753 }
 754
 755 static void about_create(void)
 756 {
 757         GtkWidget *vbox1;
 758         GtkWidget *image;
 759         GtkWidget *vbox2;
 760         GtkWidget *label;
 761         GtkWidget *button;
 762         GtkWidget *scrolledwin;
 763         GtkWidget *notebook;
 764         GtkWidget *table;
 765         char *markup;
 766         GtkWidget *confirm_area;
 767         GtkWidget *close_button;
 768         static GdkGeometry geometry;
 769
 770         stats_text_buffer = NULL;
 771
 772         window = gtkut_window_new(GTK_WINDOW_TOPLEVEL, "about");
 773         gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER_ALWAYS);
 774         gtk_window_set_title(GTK_WINDOW(window), _("About Claws Mail"));
 775         gtk_container_set_border_width(GTK_CONTAINER(window), 8);
 776         gtk_widget_set_size_request(window, -1, -1);
 777         g_signal_connect(G_OBJECT(window), "size_allocate",
 778                          G_CALLBACK(about_size_allocate_cb), NULL);
 779         g_signal_connect(G_OBJECT(window), "size_allocate",
 780                          G_CALLBACK(about_size_allocate_cb), NULL);
 781         g_signal_connect(G_OBJECT(window), "delete_event",
 782                          G_CALLBACK(gtk_widget_hide_on_delete), NULL);
 783         g_signal_connect(G_OBJECT(window), "key_press_event",
 784                          G_CALLBACK(key_pressed), NULL);
 785
 786         if (!geometry.min_width) {
 787                 geometry.min_width = 450;
 788                 geometry.min_height = 500;
 789         }
 790
 791         gtk_window_set_geometry_hints(GTK_WINDOW(window), NULL, &geometry,
 792                                       GDK_HINT_MIN_SIZE);
 793         gtk_window_set_default_size(GTK_WINDOW(window), prefs_common.aboutwin_width,
 794                                     prefs_common.aboutwin_height);
 795
 796         gtk_widget_realize(window);
 797
 798         vbox1 = gtk_vbox_new(FALSE, 8);
 799         gtk_container_add(GTK_CONTAINER(window), vbox1);
 800
 801         table = gtk_table_new (2, 1, FALSE);
 802         gtk_box_pack_start(GTK_BOX(vbox1), table,
 803                         FALSE, FALSE, 0);
 804         gtk_container_set_border_width (GTK_CONTAINER (table), 8);
 805         gtk_table_set_row_spacings (GTK_TABLE (table), 8);
 806         gtk_table_set_col_spacings (GTK_TABLE (table), 8);
 807
 808         image = stock_pixmap_widget(window, STOCK_PIXMAP_CLAWS_MAIL_LOGO);
 809         gtk_table_attach (GTK_TABLE (table), image, 0, 1, 0, 1,
 810                         (GtkAttachOptions) (GTK_EXPAND),
 811                         (GtkAttachOptions) (0), 0, 0);
 812
 813         vbox2 = gtk_vbox_new (FALSE, 4);
 814         gtk_table_attach (GTK_TABLE (table), vbox2, 1, 2, 0, 1,
 815                         (GtkAttachOptions) (GTK_EXPAND),
 816                         (GtkAttachOptions) (0), 0, 0);
 817
 818         label = gtk_label_new("");
 819         gtk_label_set_selectable(GTK_LABEL(label), TRUE);
 820         gtk_label_set_justify(GTK_LABEL(label), GTK_JUSTIFY_CENTER);
 821         gtk_box_pack_start(GTK_BOX(vbox2), label, FALSE, FALSE, 0);
 822         markup = g_markup_printf_escaped
 823                 ("<span weight=\"bold\" size=\"xx-large\">Claws Mail</span>\nversion %s",
 824                  VERSION);
 825         gtk_label_set_markup(GTK_LABEL(label), markup);
 826         g_free(markup);
 827
 828         button = gtkut_get_link_btn(window, HOMEPAGE_URI, " "HOMEPAGE_URI" ");
 829         gtk_box_pack_start(GTK_BOX(vbox2), button, FALSE, FALSE, 0);
 830 #ifndef GENERIC_UMPC
 831         label = gtk_label_new
 832                 (_("Copyright (C) 1999-2013\nThe Claws Mail Team\n"
 833                  "and Hiroyuki Yamamoto"));
 834         gtk_label_set_selectable(GTK_LABEL(label), TRUE);
 835         gtk_label_set_justify(GTK_LABEL(label), GTK_JUSTIFY_CENTER);
 836         gtk_label_set_line_wrap(GTK_LABEL(label), TRUE);
 837         gtk_box_pack_start(GTK_BOX(vbox2), label, FALSE, FALSE, 0);
 838 #endif
 839         notebook = gtk_notebook_new();
 840         gtk_widget_set_size_request(notebook, -1, 220);
 841         gtk_widget_show(notebook);
 842
 843         if ((scrolledwin = about_create_child_page_info()) != NULL) {
 844                 gtk_notebook_append_page(GTK_NOTEBOOK(notebook),
 845                                 scrolledwin,
 846                                 gtk_label_new_with_mnemonic(_("_Info")));
 847         }
 848
 849         if ((scrolledwin = about_create_child_page_authors()) != NULL) {
 850                 gtk_notebook_append_page(GTK_NOTEBOOK(notebook),
 851                                 scrolledwin,
 852                                 gtk_label_new_with_mnemonic(_("_Authors")));
 853         }
 854
 855         if ((scrolledwin = about_create_child_page_features()) != NULL) {
 856                 gtk_notebook_append_page(GTK_NOTEBOOK(notebook),
 857                                 scrolledwin,
 858                                 gtk_label_new_with_mnemonic(_("_Features")));
 859         }
 860
 861         if ((scrolledwin = about_create_child_page_license()) != NULL) {
 862                 gtk_notebook_append_page(GTK_NOTEBOOK(notebook),
 863                                 scrolledwin,
 864                                 gtk_label_new_with_mnemonic(_("_License")));
 865         }
 866
 867         if (release_notes_available() &&
 868                         (scrolledwin = about_create_child_page_release_notes()) != NULL) {
 869
 870                 gtk_notebook_append_page(GTK_NOTEBOOK(notebook),
 871                                 scrolledwin,
 872                                 gtk_label_new_with_mnemonic(_("_Release Notes")));
 873         }
 874
 875         if ((scrolledwin = about_create_child_page_session_stats()) != NULL) {
 876                 gtk_notebook_append_page(GTK_NOTEBOOK(notebook),
 877                                 scrolledwin,
 878                                 gtk_label_new_with_mnemonic(_("_Statistics")));
 879         }
 880
 881         gtk_box_pack_start(GTK_BOX(vbox1), notebook, TRUE, TRUE, 0);
 882
 883         gtkut_stock_button_set_create(&confirm_area, &close_button, GTK_STOCK_CLOSE,
 884                                       NULL, NULL, NULL, NULL);
 885         gtk_box_pack_end(GTK_BOX(vbox1), confirm_area, FALSE, FALSE, 4);
 886         gtk_widget_grab_default(close_button);
 887         gtk_widget_grab_focus(close_button);
 888         g_signal_connect_closure
 889                 (G_OBJECT(close_button), "clicked",
 890                  g_cclosure_new_swap(G_CALLBACK(gtk_widget_hide_on_delete),
 891                                      window, NULL), FALSE);
 892
 893         gtk_widget_show_all(window);
 894 }
 895
 896 static gboolean key_pressed(GtkWidget *widget, GdkEventKey *event)
 897 {
 898         if (event && event->keyval == GDK_KEY_Escape)
 899                 gtk_widget_hide(window);
 900         return FALSE;
 901 }
 902
 903 static void about_size_allocate_cb(GtkWidget *widget,
 904                                    GtkAllocation *allocation)
 905 {
 906         cm_return_if_fail(allocation != NULL);
 907
 908         prefs_common.aboutwin_width = allocation->width;
 909         prefs_common.aboutwin_height = allocation->height;
 910 }
 911
 912
 913 static gboolean about_textview_uri_clicked(GtkTextTag *tag, GObject *obj,
 914                                         GdkEvent *event, GtkTextIter *iter,
 915                                         GtkWidget *textview)
 916 {
 917         GtkTextIter start_iter, end_iter;
 918         GdkEventButton *bevent;
 919         gchar *link = NULL;
 920
 921         if (!event || !tag) {
 922                 return FALSE;
 923         }
 924
 925         if (event->type != GDK_BUTTON_PRESS && event->type != GDK_2BUTTON_PRESS
 926                 && event->type != GDK_BUTTON_RELEASE) {
 927                 return FALSE;
 928         }
 929
 930         /* get link text from tag */
 931         if (get_tag_range(iter, tag, &start_iter,
 932                                    &end_iter) == FALSE) {
 933                 return FALSE;
 934         }
 935         link = gtk_text_iter_get_text(&start_iter, &end_iter);
 936         if (link == NULL) {
 937                 return FALSE;
 938         }
 939
 940         bevent = (GdkEventButton *) event;
 941         if (bevent->button == 1 && event->type == GDK_BUTTON_RELEASE) {
 942                 GtkTextBuffer *buffer;
 943
 944                 /* we shouldn't follow a link if the user has selected something */
 945                 buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview));
 946                 gtk_text_buffer_get_selection_bounds(buffer, &start_iter, &end_iter);
 947                 if (gtk_text_iter_get_offset(&start_iter) != gtk_text_iter_get_offset(&end_iter)) {
 948                         return FALSE;
 949                 }
 950                 /* open link and do *not* return TRUE so that
 951                    further gtk processing of the signal is done */
 952                 open_uri(link, prefs_common_get_uri_cmd());
 953
 954         } else {
 955                 if (bevent->button == 3 && event->type == GDK_BUTTON_PRESS) {
 956                         link_popupmenu = gtk_menu_item_get_submenu(GTK_MENU_ITEM(
 957                                 gtk_ui_manager_get_widget(gtkut_ui_manager(), "/Menus/TextviewPopupLink")));
 958
 959                         g_object_set_data(
 960                                         G_OBJECT(link_popupmenu),
 961                                         "raw_url", link);
 962                         gtk_menu_popup(GTK_MENU(link_popupmenu),
 963                                         NULL, NULL, NULL, NULL,
 964                                         bevent->button, bevent->time);
 965
 966                         return TRUE;
 967                 }
 968         }
 969         return FALSE;
 970 }
 971
 972 static gboolean about_textview_motion_notify(GtkWidget *widget,
 973                                         GdkEventMotion *event,
 974                                         GtkWidget *textview)
 975 {
 976         about_textview_uri_update(textview, event->x, event->y);
 977         gdk_window_get_pointer(gtk_widget_get_window(widget), NULL, NULL, NULL);
 978
 979         return FALSE;
 980 }
 981
 982 static gboolean about_textview_leave_notify(GtkWidget *widget,
 983                                         GdkEventCrossing *event,
 984                                         GtkWidget *textview)
 985 {
 986         about_textview_uri_update(textview, -1, -1);
 987
 988         return FALSE;
 989 }
 990
 991 static void about_textview_uri_update(GtkWidget *textview, gint x, gint y)
 992 {
 993         GtkTextBuffer *buffer;
 994         GtkTextIter start_iter, end_iter;
 995         gchar *uri = NULL;
 996         gboolean same;
 997
 998         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview));
 999
1000         if (x != -1 && y != -1) {
1001                 gint bx, by;
1002                 GtkTextIter iter;
1003                 GSList *tags;
1004                 GSList *cur;
1005
1006                 gtk_text_view_window_to_buffer_coords(GTK_TEXT_VIEW(textview),
1007                                 GTK_TEXT_WINDOW_WIDGET,
1008                                 x, y, &bx, &by);
1009                 gtk_text_view_get_iter_at_location(GTK_TEXT_VIEW(textview),
1010                                 &iter, bx, by);
1011
1012                 tags = gtk_text_iter_get_tags(&iter);
1013                 for (cur = tags; cur != NULL; cur = cur->next) {
1014                         GtkTextTag *tag = cur->data;
1015                         char *name;
1016
1017                         g_object_get(G_OBJECT(tag), "name", &name, NULL);
1018                         if (strcmp(name, "link") == 0
1019                             && get_tag_range(&iter, tag, &start_iter, &end_iter)) {
1020                                 uri = gtk_text_iter_get_text(&start_iter, &end_iter);
1021                         }
1022                         g_free(name);
1023
1024                         if (uri) {
1025                                 break;
1026                         }
1027                 }
1028                 g_slist_free(tags);
1029         }
1030
1031         /* compare previous hovered link and this one
1032            (here links must be unique in text buffer otherwise ClickableText structures should be
1033            used as in textview.c) */
1034         same = (uri != NULL && uri_hover != NULL
1035                 && strcmp((char*)uri, (char*)uri_hover) == 0);
1036
1037         if (same == FALSE) {
1038                 GdkWindow *window;
1039
1040                 if (uri_hover) {
1041                         gtk_text_buffer_remove_tag_by_name(buffer,
1042                                         "link-hover",
1043                                         &uri_hover_start_iter,
1044                                         &uri_hover_end_iter);
1045                 }
1046
1047                 uri_hover = uri;
1048                 if (uri) {
1049                         uri_hover_start_iter = start_iter;
1050                         uri_hover_end_iter = end_iter;
1051
1052                         gtk_text_buffer_apply_tag_by_name(buffer,
1053                                         "link-hover",
1054                                         &start_iter,
1055                                         &end_iter);
1056                 }
1057
1058                 window = gtk_text_view_get_window(GTK_TEXT_VIEW(textview),
1059                                                 GTK_TEXT_WINDOW_TEXT);
1060                 if (!hand_cursor)
1061                         hand_cursor = gdk_cursor_new(GDK_HAND2);
1062                 if (!text_cursor)
1063                         text_cursor = gdk_cursor_new(GDK_XTERM);
1064                 gdk_window_set_cursor(window, uri ? hand_cursor : text_cursor);
1065         }
1066 }