src/gtk/about.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2012 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 #endif
  23
  24 #include "defs.h"
  25
  26 #include <glib.h>
  27 #include <glib/gi18n.h>
  28 #include <gdk/gdkkeysyms.h>
  29 #include <gtk/gtk.h>
  30 #if HAVE_SYS_UTSNAME_H
  31 #  include <sys/utsname.h>
  32 #endif
  33 #include <errno.h>
  34
  35 #include "about.h"
  36 #include "gtkutils.h"
  37 #include "stock_pixmap.h"
  38 #include "prefs_common.h"
  39 #include "utils.h"
  40 #include "version.h"
  41 #include "authors.h"
  42 #include "codeconv.h"
  43 #include "menu.h"
  44 #include "textview.h"
  45 #include "main.h"
  46
  47 extern SessionStats session_stats;
  48 static GtkTextBuffer *stats_text_buffer;
  49
  50 static GtkWidget *window;
  51 static gchar* uri_hover = NULL;
  52 static GtkTextIter uri_hover_start_iter;
  53 static GtkTextIter uri_hover_end_iter;
  54 static GdkCursor *hand_cursor = NULL;
  55 static GdkCursor *text_cursor = NULL;
  56
  57 static void about_create(void);
  58 static gboolean key_pressed(GtkWidget *widget, GdkEventKey *event);
  59 static gboolean about_textview_uri_clicked(GtkTextTag *tag, GObject *obj,
  60                                         GdkEvent *event, GtkTextIter *iter,
  61                                         GtkWidget *textview);
  62 static gboolean about_textview_motion_notify(GtkWidget *widget,
  63                                         GdkEventMotion *event,
  64                                         GtkWidget *textview);
  65 static gboolean about_textview_leave_notify(GtkWidget *widget,
  66                                         GdkEventCrossing *event,
  67                                         GtkWidget *textview);
  68 static void about_size_allocate_cb(GtkWidget *widget,
  69                                         GtkAllocation *allocation);
  70 static void about_textview_uri_update(GtkWidget *textview, gint x, gint y);
  71 static void about_update_stats(void);
  72
  73 static GtkWidget *link_popupmenu;
  74
  75
  76 void about_show(void)
  77 {
  78         if (!window)
  79                 about_create();
  80         else {
  81                 about_update_stats();
  82                 gtk_window_present(GTK_WINDOW(window));
  83         }
  84
  85 }
  86
  87 static GtkWidget *about_create_child_page_info(void)
  88 {
  89         GtkWidget *scrolledwin;
  90         GtkWidget *text;
  91         GtkTextBuffer *buffer;
  92         GtkTextIter iter;
  93         GdkColor uri_color;
  94         gchar buf[1024];
  95         GtkTextTag *tag;
  96 #if HAVE_SYS_UTSNAME_H
  97         struct utsname utsbuf;
  98 #endif
  99
 100         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 101         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 102                                        GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 103         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
 104                                             GTK_SHADOW_IN);
 105
 106         text = gtk_text_view_new();
 107         gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
 108         gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD);
 109         gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text), 6);
 110         gtk_text_view_set_right_margin(GTK_TEXT_VIEW(text), 6);
 111         gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(text), FALSE);
 112         gtk_container_add(GTK_CONTAINER(scrolledwin), text);
 113         gtk_widget_add_events(text, GDK_LEAVE_NOTIFY_MASK);
 114
 115         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
 116         gtk_text_buffer_get_iter_at_offset(buffer, &iter, 0);
 117
 118         /* textview link style (based upon main prefs) */
 119         gtkut_convert_int_to_gdk_color(prefs_common.uri_col,
 120                                 (GdkColor*)&uri_color);
 121         tag = gtk_text_buffer_create_tag(buffer, "link",
 122                                 "foreground-gdk", &uri_color,
 123                                 "wrap-mode", GTK_WRAP_NONE,
 124                                 NULL);
 125         gtk_text_buffer_create_tag(buffer, "link-hover",
 126                                 "foreground-gdk", &uri_color,
 127                                 "underline", PANGO_UNDERLINE_SINGLE,
 128                                 NULL);
 129
 130         gtk_text_buffer_insert(buffer, &iter, _(
 131                                 "Claws Mail is a lightweight, fast and "
 132                                 "highly-configurable email client.\n\n"
 133                                 "For further information visit the Claws Mail "
 134                                 "website:\n"), -1);
 135         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, HOMEPAGE_URI, -1,
 136                                 "link", NULL);
 137         gtk_text_buffer_insert(buffer, &iter, _("\n\n"
 138                                 "Claws Mail is free software released "
 139                                 "under the GPL. If you wish to donate "
 140                                 "to the Claws Mail project you can do "
 141                                 "so at:\n"), -1);
 142         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, DONATE_URI, -1,
 143                                 "link", NULL);
 144
 145         gtk_text_buffer_create_tag(buffer, "indented-list-item",
 146                                 "indent", 8,
 147                                 NULL);
 148         gtk_text_buffer_create_tag(buffer, "underlined-list-title",
 149                                 "underline", PANGO_UNDERLINE_SINGLE,
 150                                 NULL);
 151 #ifdef GENERIC_UMPC
 152         gtk_text_buffer_insert(buffer, &iter, _(
 153                                 "\n\nCopyright (C) 1999-2012\nThe Claws Mail Team\n"
 154                                 " and Hiroyuki Yamamoto"), -1);
 155 #endif
 156         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("\n\nSystem Information\n")), -1,
 157                         "underlined-list-title", NULL);
 158
 159 #if HAVE_SYS_UTSNAME_H
 160         uname(&utsbuf);
 161         g_snprintf(buf, sizeof(buf),
 162                    _("GTK+ %d.%d.%d / GLib %d.%d.%d\n"
 163                      "Locale: %s (charset: %s)\n"
 164                      "Operating System: %s %s (%s)"),
 165                    gtk_major_version, gtk_minor_version, gtk_micro_version,
 166                    glib_major_version, glib_minor_version, glib_micro_version,
 167                    conv_get_current_locale(), conv_get_locale_charset_str(),
 168                    utsbuf.sysname, utsbuf.release, utsbuf.machine);
 169 #elif defined(G_OS_WIN32)
 170         g_snprintf(buf, sizeof(buf),
 171                    _("GTK+ %d.%d.%d / GLib %d.%d.%d\n"
 172                      "Locale: %s (charset: %s)\n"
 173                      "Operating System: %s"),
 174                    gtk_major_version, gtk_minor_version, gtk_micro_version,
 175                    glib_major_version, glib_minor_version, glib_micro_version,
 176                    conv_get_current_locale(), conv_get_locale_charset_str(),
 177                    "Win32");
 178 #else
 179         g_snprintf(buf, sizeof(buf),
 180                    _("GTK+ %d.%d.%d / GLib %d.%d.%d\n"
 181                      "Locale: %s (charset: %s)\n"
 182                      "Operating System: unknown"),
 183                    gtk_major_version, gtk_minor_version, gtk_micro_version,
 184                    glib_major_version, glib_minor_version, glib_micro_version,
 185                    conv_get_current_locale(), conv_get_locale_charset_str());
 186 #endif
 187
 188         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, buf, -1,
 189                                                  "indented-list-item", NULL);
 190
 191         gtk_text_buffer_insert(buffer, &iter, "\n", -1);
 192
 193         g_signal_connect(G_OBJECT(tag), "event",
 194                                 G_CALLBACK(about_textview_uri_clicked), text);
 195         g_signal_connect(G_OBJECT(text), "motion-notify-event",
 196                                 G_CALLBACK(about_textview_motion_notify), text);
 197         g_signal_connect(G_OBJECT(text), "leave-notify-event",
 198                                 G_CALLBACK(about_textview_leave_notify), text);
 199
 200         return scrolledwin;
 201 }
 202
 203 static GtkWidget *about_create_child_page_authors(void)
 204 {
 205         GtkWidget *scrolledwin;
 206         GtkWidget *text;
 207         GtkTextBuffer *buffer;
 208         GtkTextIter iter;
 209         gint i;
 210
 211         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 212         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 213                                        GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 214         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
 215                                             GTK_SHADOW_IN);
 216
 217         text = gtk_text_view_new();
 218         gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
 219         gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD);
 220         gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text), 6);
 221         gtk_text_view_set_right_margin(GTK_TEXT_VIEW(text), 6);
 222         gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(text), FALSE);
 223         gtk_container_add(GTK_CONTAINER(scrolledwin), text);
 224         gtk_widget_add_events(text, GDK_LEAVE_NOTIFY_MASK);
 225
 226         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
 227         gtk_text_buffer_get_iter_at_offset(buffer, &iter, 0);
 228
 229         /* init formatting tag: indentation for list items */
 230         gtk_text_buffer_create_tag(buffer, "indented-list-item",
 231                                 "indent", 8,
 232                                 NULL);
 233         gtk_text_buffer_create_tag(buffer, "underlined-list-title",
 234                                 "underline", PANGO_UNDERLINE_SINGLE,
 235                                 NULL);
 236
 237         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("The Claws Mail Team")), -1,
 238                         "underlined-list-title", NULL);
 239         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 240
 241         for (i = 0; TEAM_LIST[i] != NULL; i++) {
 242                 if (g_utf8_validate(TEAM_LIST[i], -1, NULL))
 243                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, TEAM_LIST[i], -1,
 244                                         "indented-list-item", NULL);
 245                 else {
 246                         gchar *conv = conv_codeset_strdup(TEAM_LIST[i], CS_ISO_8859_1, CS_UTF_8);
 247                         if (conv)
 248                                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
 249                                                 "indented-list-item", NULL);
 250                         g_free(conv);
 251                 }
 252                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 253         }
 254
 255         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 256         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("Previous team members")), -1,
 257                         "underlined-list-title", NULL);
 258         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 259
 260         for (i = 0; EX_TEAM_LIST[i] != NULL; i++) {
 261                 if (g_utf8_validate(EX_TEAM_LIST[i], -1, NULL))
 262                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, EX_TEAM_LIST[i], -1,
 263                                         "indented-list-item", NULL);
 264                 else {
 265                         gchar *conv = conv_codeset_strdup(EX_TEAM_LIST[i], CS_ISO_8859_1, CS_UTF_8);
 266                         if (conv)
 267                                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
 268                                                 "indented-list-item", NULL);
 269                         g_free(conv);
 270                 }
 271                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 272         }
 273
 274         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 275         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("The translation team")), -1,
 276                         "underlined-list-title", NULL);
 277         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 278
 279         for (i = 0; TRANS_TEAM_LIST[i] != NULL; i++) {
 280                 if (g_utf8_validate(TRANS_TEAM_LIST[i], -1, NULL))
 281                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, TRANS_TEAM_LIST[i], -1,
 282                                         "indented-list-item", NULL);
 283                 else {
 284                         gchar *conv = conv_codeset_strdup(TRANS_TEAM_LIST[i], CS_ISO_8859_1, CS_UTF_8);
 285                         if (conv)
 286                                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
 287                                                 "indented-list-item", NULL);
 288                         g_free(conv);
 289                 }
 290                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 291         }
 292
 293         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 294         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("Documentation team")), -1,
 295                         "underlined-list-title", NULL);
 296         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 297
 298         for (i = 0; DOC_TEAM_LIST[i] != NULL; i++) {
 299                 if (g_utf8_validate(DOC_TEAM_LIST[i], -1, NULL))
 300                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, DOC_TEAM_LIST[i], -1,
 301                                         "indented-list-item", NULL);
 302                 else {
 303                         gchar *conv = conv_codeset_strdup(DOC_TEAM_LIST[i], CS_ISO_8859_1, CS_UTF_8);
 304                         if (conv)
 305                                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
 306                                                 "indented-list-item", NULL);
 307                         g_free(conv);
 308                 }
 309                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 310         }
 311
 312         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 313         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("Logo")), -1,
 314                         "underlined-list-title", NULL);
 315         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 316
 317         for (i = 0; LOGO_LIST[i] != NULL; i++) {
 318                 if (g_utf8_validate(LOGO_LIST[i], -1, NULL))
 319                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, LOGO_LIST[i], -1,
 320                                         "indented-list-item", NULL);
 321                 else {
 322                         gchar *conv = conv_codeset_strdup(LOGO_LIST[i], CS_ISO_8859_1, CS_UTF_8);
 323                         if (conv)
 324                                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
 325                                                 "indented-list-item", NULL);
 326                         g_free(conv);
 327                 }
 328                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 329         }
 330
 331         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 332         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("Icons")), -1,
 333                         "underlined-list-title", NULL);
 334         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 335
 336         for (i = 0; ICONS_LIST[i] != NULL; i++) {
 337                 if (g_utf8_validate(ICONS_LIST[i], -1, NULL))
 338                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, ICONS_LIST[i], -1,
 339                                         "indented-list-item", NULL);
 340                 else {
 341                         gchar *conv = conv_codeset_strdup(ICONS_LIST[i], CS_ISO_8859_1, CS_UTF_8);
 342                         if (conv)
 343                                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
 344                                                 "indented-list-item", NULL);
 345                         g_free(conv);
 346                 }
 347                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 348         }
 349
 350         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 351         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("Contributors")), -1,
 352                         "underlined-list-title", NULL);
 353         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 354
 355         for (i = 0; CONTRIBS_LIST[i] != NULL; i++) {
 356                 if (g_utf8_validate(CONTRIBS_LIST[i], -1, NULL))
 357                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, CONTRIBS_LIST[i], -1,
 358                                         "indented-list-item", NULL);
 359                 else {
 360                         gchar *conv = conv_codeset_strdup(CONTRIBS_LIST[i], CS_ISO_8859_1, CS_UTF_8);
 361                         if (conv)
 362                                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
 363                                                 "indented-list-item", NULL);
 364                         g_free(conv);
 365                 }
 366                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 367         }
 368
 369         return scrolledwin;
 370 }
 371
 372 static GtkWidget *about_create_child_page_features(void)
 373 {
 374         GtkWidget *scrolledwin;
 375         GtkWidget *text;
 376         GtkTextBuffer *buffer;
 377         GtkTextIter iter;
 378         GdkPixbuf *active_pixbuf;
 379         GdkPixbuf *inactive_pixbuf;
 380
 381         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 382         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 383                                        GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 384         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
 385                                             GTK_SHADOW_IN);
 386
 387         text = gtk_text_view_new();
 388         gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
 389         gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD);
 390         gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text), 6);
 391         gtk_text_view_set_right_margin(GTK_TEXT_VIEW(text), 6);
 392         gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(text), FALSE);
 393         gtk_container_add(GTK_CONTAINER(scrolledwin), text);
 394         gtk_widget_add_events(text, GDK_LEAVE_NOTIFY_MASK);
 395
 396         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
 397         gtk_text_buffer_get_iter_at_offset(buffer, &iter, 0);
 398
 399         gtk_text_buffer_insert(buffer, &iter, _("Compiled-in Features\n"), -1);
 400
 401         gtk_text_buffer_create_tag(buffer, "bold", "weight", PANGO_WEIGHT_BOLD,
 402                                    NULL);
 403
 404         stock_pixbuf_gdk(window, STOCK_PIXMAP_CHECKBOX_ON, &active_pixbuf);
 405         stock_pixbuf_gdk(window, STOCK_PIXMAP_CHECKBOX_OFF, &inactive_pixbuf);
 406
 407 #if HAVE_LIBCOMPFACE
 408         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 409 #else
 410         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 411 #endif
 412         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" compface "), -1,
 413                                                  "bold", NULL);
 414         gtk_text_buffer_insert(buffer, &iter,
 415                 (gchar *)Q_("compface|adds support for the X-Face header\n"), -1);
 416
 417 #if USE_ENCHANT
 418         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 419 #else
 420         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 421 #endif
 422         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" Enchant "), -1,
 423                                                  "bold", NULL);
 424         gtk_text_buffer_insert(buffer, &iter,
 425                 (gchar *)Q_("Enchant|adds support for spell checking\n"), -1);
 426
 427 #if USE_GNUTLS
 428         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 429 #else
 430         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 431 #endif
 432         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" GnuTLS "), -1,
 433                                                  "bold", NULL);
 434         gtk_text_buffer_insert(buffer, &iter,
 435                 (gchar *)Q_("GnuTLS|adds support for encrypted connections to servers\n"), -1);
 436
 437 #if INET6
 438         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 439 #else
 440         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 441 #endif
 442         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" IPv6 "), -1,
 443                                                  "bold", NULL);
 444         gtk_text_buffer_insert(buffer, &iter,
 445                 (gchar *)Q_("IPv6|adds support for IPv6 addresses, the new Internet "
 446                             "addressing protocol\n"), -1);
 447
 448 #if HAVE_ICONV
 449         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 450 #else
 451         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 452 #endif
 453         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" iconv "), -1,
 454                                                  "bold", NULL);
 455         gtk_text_buffer_insert(buffer, &iter,
 456                 (gchar *)Q_("iconv|allows converting to and from different character sets\n"), -1);
 457
 458 #if USE_JPILOT
 459         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 460 #else
 461         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 462 #endif
 463         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" JPilot "), -1,
 464                                                  "bold", NULL);
 465         gtk_text_buffer_insert(buffer, &iter,
 466                 (gchar *)Q_("JPilot|adds support for PalmOS addressbooks\n"), -1);
 467
 468 #if USE_LDAP
 469         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 470 #else
 471         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 472 #endif
 473         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" LDAP "), -1,
 474                                                  "bold", NULL);
 475         gtk_text_buffer_insert(buffer, &iter,
 476                 (gchar *)Q_("LDAP|adds support for LDAP shared addressbooks\n"), -1);
 477
 478 #if HAVE_LIBETPAN
 479         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 480 #else
 481         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 482 #endif
 483         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" libetpan "), -1,
 484                                                  "bold", NULL);
 485         gtk_text_buffer_insert(buffer, &iter,
 486                 (gchar *)Q_("libetpan|adds support for IMAP and NNTP servers\n"), -1);
 487
 488 #if HAVE_LIBSM
 489         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 490 #else
 491         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 492 #endif
 493         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" libSM "), -1,
 494                                                  "bold", NULL);
 495         gtk_text_buffer_insert(buffer, &iter,
 496                 (gchar *)Q_("libSM|adds support for session handling\n"), -1);
 497
 498 #if HAVE_NETWORKMANAGER_SUPPORT
 499         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 500 #else
 501         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 502 #endif
 503         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" NetworkManager "), -1,
 504                                                  "bold", NULL);
 505         gtk_text_buffer_insert(buffer, &iter,
 506                 (gchar *)Q_("NetworkManager|adds support for detection of network connection changes\n"), -1);
 507
 508         return scrolledwin;
 509 }
 510
 511 static GtkWidget *about_create_child_page_license(void)
 512 {
 513         GtkWidget *scrolledwin;
 514         GtkWidget *text;
 515         GtkTextBuffer *buffer;
 516         GtkTextIter iter;
 517         GdkColor uri_color;
 518         GtkTextTag *tag;
 519
 520         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 521         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 522                                        GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 523         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
 524                                             GTK_SHADOW_IN);
 525
 526         text = gtk_text_view_new();
 527         gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
 528         gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD);
 529         gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text), 6);
 530         gtk_text_view_set_right_margin(GTK_TEXT_VIEW(text), 6);
 531         gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(text), FALSE);
 532         gtk_container_add(GTK_CONTAINER(scrolledwin), text);
 533
 534         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
 535         gtk_text_buffer_get_iter_at_offset(buffer, &iter, 0);
 536
 537         gtk_text_buffer_insert(buffer, &iter,
 538                 _("This program is free software; you can redistribute it and/or modify "
 539                   "it under the terms of the GNU General Public License as published by "
 540                   "the Free Software Foundation; either version 3, or (at your option) "
 541                   "any later version.\n\n"), -1);
 542
 543         gtk_text_buffer_insert(buffer, &iter,
 544                 _("This program is distributed in the hope that it will be useful, "
 545                   "but WITHOUT ANY WARRANTY; without even the implied warranty of "
 546                   "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. "
 547                   "See the GNU General Public License for more details.\n\n"), -1);
 548
 549         /* textview link style (based upon main prefs) */
 550         gtkut_convert_int_to_gdk_color(prefs_common.uri_col,
 551                         (GdkColor*)&uri_color);
 552
 553         tag = gtk_text_buffer_create_tag(buffer, "link",
 554                 "foreground-gdk", &uri_color,
 555                 NULL);
 556         gtk_text_buffer_create_tag(buffer, "link-hover",
 557                 "foreground-gdk", &uri_color,
 558                 "underline", PANGO_UNDERLINE_SINGLE,
 559                 NULL);
 560
 561         gtk_text_buffer_insert(buffer, &iter,
 562                 _("You should have received a copy of the GNU General Public License "
 563                   "along with this program. If not, see <"), -1);
 564         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter,
 565                 "http://www.gnu.org/licenses/", -1,
 566                 "link", NULL);
 567         gtk_text_buffer_insert(buffer, &iter, _(">. \n\n"), -1);
 568
 569         g_signal_connect(G_OBJECT(tag), "event",
 570                                 G_CALLBACK(about_textview_uri_clicked), text);
 571         g_signal_connect(G_OBJECT(text), "motion-notify-event",
 572                          G_CALLBACK(about_textview_motion_notify), text);
 573         g_signal_connect(G_OBJECT(text), "leave-notify-event",
 574                                 G_CALLBACK(about_textview_leave_notify), text);
 575
 576         return scrolledwin;
 577 }
 578
 579 static gboolean release_notes_available(void)
 580 {
 581         gboolean ret = FALSE;
 582         gchar *path = NULL;
 583
 584         path = g_strconcat(DOCDIR, G_DIR_SEPARATOR_S, RELEASE_NOTES_FILE, NULL);
 585         ret = (is_file_exist(path));
 586         g_free(path);
 587
 588         return ret;
 589 }
 590
 591 static GtkWidget *about_create_child_page_release_notes(void)
 592 {
 593         GtkWidget *scrolledwin;
 594         GtkWidget *text;
 595         GtkTextBuffer *buffer;
 596         GtkTextIter iter;
 597         gchar *path, buf[1024];
 598         FILE *fp;
 599
 600         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 601         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 602                         GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 603         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
 604                         GTK_SHADOW_IN);
 605         text = gtk_text_view_new();
 606         gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
 607         gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD);
 608         gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text), 6);
 609         gtk_text_view_set_right_margin(GTK_TEXT_VIEW(text), 6);
 610         gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(text), FALSE);
 611         gtk_container_add(GTK_CONTAINER(scrolledwin), text);
 612
 613         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
 614         gtk_text_buffer_get_iter_at_offset(buffer, &iter, 0);
 615
 616         path = g_strconcat(DOCDIR, G_DIR_SEPARATOR_S, RELEASE_NOTES_FILE, NULL);
 617         if ((fp = g_fopen(path, "rb")) == NULL) {
 618                 if (ENOENT != errno) FILE_OP_ERROR(path, "fopen");
 619                 g_free(path);
 620                 return scrolledwin;
 621         }
 622         g_free(path);
 623
 624         while (fgets(buf, sizeof(buf), fp) != NULL) {
 625                 const gchar *src_codeset = conv_get_locale_charset_str();
 626                 const gchar *dest_codeset = CS_UTF_8;
 627                 gchar *tmp;
 628
 629                 tmp = conv_codeset_strdup(buf, src_codeset, dest_codeset);
 630                 if (!tmp) {
 631                         g_warning("Failed to convert character set of action configuration\n");
 632                         tmp = g_strdup(buf);
 633                 }
 634
 635                 gtk_text_buffer_insert(buffer, &iter, tmp, -1);
 636                 g_free(tmp);
 637         }
 638         fclose(fp);
 639
 640         return scrolledwin;
 641 }
 642
 643 static GtkWidget *about_create_child_page_session_stats(void)
 644 {
 645         GtkWidget *scrolledwin;
 646         GtkWidget *text;
 647         GtkTextIter iter;
 648
 649         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 650         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 651                         GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 652         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
 653                         GTK_SHADOW_IN);
 654         text = gtk_text_view_new();
 655         gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
 656         gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD);
 657         gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text), 6);
 658         gtk_text_view_set_right_margin(GTK_TEXT_VIEW(text), 6);
 659         gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(text), FALSE);
 660         gtk_container_add(GTK_CONTAINER(scrolledwin), text);
 661
 662         stats_text_buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
 663
 664         gtk_text_buffer_get_iter_at_offset(stats_text_buffer, &iter, 0);
 665         gtk_text_buffer_create_tag(stats_text_buffer, "indented-list-item",
 666                                 "indent", 8,
 667                                 NULL);
 668         gtk_text_buffer_create_tag(stats_text_buffer, "underlined-list-title",
 669                                 "underline", PANGO_UNDERLINE_SINGLE,
 670                                 NULL);
 671         gtk_text_buffer_create_tag(stats_text_buffer, "bold", "weight", PANGO_WEIGHT_BOLD,
 672                                    NULL);
 673
 674         about_update_stats();
 675
 676         return scrolledwin;
 677 }
 678
 679 static void about_update_stats(void)
 680 {
 681         if (stats_text_buffer != NULL)
 682         {
 683                 GtkTextIter start, end, iter;
 684                 gchar buf[1024];
 685
 686                 gtk_text_buffer_get_start_iter(stats_text_buffer, &start);
 687                 gtk_text_buffer_get_end_iter(stats_text_buffer, &end);
 688                 gtk_text_buffer_delete(stats_text_buffer, &start, &end);
 689
 690                 gtk_text_buffer_get_iter_at_offset(stats_text_buffer, &iter, 0);
 691
 692                 gtk_text_buffer_insert_with_tags_by_name(stats_text_buffer, &iter,
 693                                 (_("Session statistics\n")), -1,
 694                                 "underlined-list-title", NULL);
 695
 696                 if (prefs_common.date_format) {
 697                         struct tm *lt;
 698                         gint len = 100;
 699                         gchar date[len];
 700
 701                         lt = localtime(&session_stats.time_started);
 702                         fast_strftime(date, len, prefs_common.date_format, lt);
 703                         g_snprintf(buf, sizeof(buf), _("Started: %s\n"),
 704                                                 lt ? date : ctime(&session_stats.time_started));
 705                 } else
 706                         g_snprintf(buf, sizeof(buf), _("Started: %s\n"),
 707                                                 ctime(&session_stats.time_started));
 708                 gtk_text_buffer_insert_with_tags_by_name(stats_text_buffer, &iter, buf, -1,
 709                                 "indented-list-item", NULL);
 710
 711                 gtk_text_buffer_insert(stats_text_buffer, &iter, "\n", 1);
 712                 gtk_text_buffer_insert_with_tags_by_name(stats_text_buffer, &iter,
 713                                 (_("Incoming traffic\n")), -1,
 714                                 "underlined-list-title", NULL);
 715
 716                 g_snprintf(buf, sizeof(buf), _("Received messages: %d\n"),
 717                                         session_stats.received);
 718                 gtk_text_buffer_insert_with_tags_by_name(stats_text_buffer, &iter, buf, -1,
 719                                 "indented-list-item", "bold", NULL);
 720
 721                 gtk_text_buffer_insert(stats_text_buffer, &iter, "\n", 1);
 722                 gtk_text_buffer_insert_with_tags_by_name(stats_text_buffer, &iter,
 723                                 (_("Outgoing traffic\n")), -1,
 724                                 "underlined-list-title", NULL);
 725
 726                 g_snprintf(buf, sizeof(buf), _("New/redirected messages: %d\n"),
 727                                         session_stats.sent);
 728                 gtk_text_buffer_insert_with_tags_by_name(stats_text_buffer, &iter, buf, -1,
 729                                 "indented-list-item", NULL);
 730
 731                 g_snprintf(buf, sizeof(buf), _("Replied messages: %d\n"),
 732                                         session_stats.replied);
 733                 gtk_text_buffer_insert_with_tags_by_name(stats_text_buffer, &iter, buf, -1,
 734                                 "indented-list-item", NULL);
 735
 736                 g_snprintf(buf, sizeof(buf), _("Forwarded messages: %d\n"),
 737                                         session_stats.forwarded);
 738                 gtk_text_buffer_insert_with_tags_by_name(stats_text_buffer, &iter, buf, -1,
 739                                 "indented-list-item", NULL);
 740
 741                 g_snprintf(buf, sizeof(buf), _("Total outgoing messages: %d\n"),
 742                                         (session_stats.sent + session_stats.replied +
 743                                          session_stats.forwarded));
 744                 gtk_text_buffer_insert_with_tags_by_name(stats_text_buffer, &iter, buf, -1,
 745                                 "indented-list-item", "bold", NULL);
 746         }
 747 }
 748
 749 static void about_create(void)
 750 {
 751         GtkWidget *vbox1;
 752         GtkWidget *image;
 753         GtkWidget *vbox2;
 754         GtkWidget *label;
 755         GtkWidget *button;
 756         GtkWidget *scrolledwin;
 757         GtkWidget *notebook;
 758         GtkWidget *table;
 759         char *markup;
 760         GtkWidget *confirm_area;
 761         GtkWidget *close_button;
 762         static GdkGeometry geometry;
 763
 764         stats_text_buffer = NULL;
 765
 766         window = gtkut_window_new(GTK_WINDOW_TOPLEVEL, "about");
 767         gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER_ALWAYS);
 768         gtk_window_set_title(GTK_WINDOW(window), _("About Claws Mail"));
 769         gtk_container_set_border_width(GTK_CONTAINER(window), 8);
 770         gtk_widget_set_size_request(window, -1, -1);
 771         g_signal_connect(G_OBJECT(window), "size_allocate",
 772                          G_CALLBACK(about_size_allocate_cb), NULL);
 773         g_signal_connect(G_OBJECT(window), "size_allocate",
 774                          G_CALLBACK(about_size_allocate_cb), NULL);
 775         g_signal_connect(G_OBJECT(window), "delete_event",
 776                          G_CALLBACK(gtk_widget_hide_on_delete), NULL);
 777         g_signal_connect(G_OBJECT(window), "key_press_event",
 778                          G_CALLBACK(key_pressed), NULL);
 779
 780         if (!geometry.min_width) {
 781                 geometry.min_width = 450;
 782                 geometry.min_height = 500;
 783         }
 784
 785         gtk_window_set_geometry_hints(GTK_WINDOW(window), NULL, &geometry,
 786                                       GDK_HINT_MIN_SIZE);
 787         gtk_window_set_default_size(GTK_WINDOW(window), prefs_common.aboutwin_width,
 788                                     prefs_common.aboutwin_height);
 789
 790         gtk_widget_realize(window);
 791
 792         vbox1 = gtk_vbox_new(FALSE, 8);
 793         gtk_container_add(GTK_CONTAINER(window), vbox1);
 794
 795         table = gtk_table_new (2, 1, FALSE);
 796         gtk_box_pack_start(GTK_BOX(vbox1), table,
 797                         FALSE, FALSE, 0);
 798         gtk_container_set_border_width (GTK_CONTAINER (table), 8);
 799         gtk_table_set_row_spacings (GTK_TABLE (table), 8);
 800         gtk_table_set_col_spacings (GTK_TABLE (table), 8);
 801
 802         image = stock_pixmap_widget(window, STOCK_PIXMAP_CLAWS_MAIL_LOGO);
 803         gtk_table_attach (GTK_TABLE (table), image, 0, 1, 0, 1,
 804                         (GtkAttachOptions) (GTK_EXPAND),
 805                         (GtkAttachOptions) (0), 0, 0);
 806
 807         vbox2 = gtk_vbox_new (FALSE, 4);
 808         gtk_table_attach (GTK_TABLE (table), vbox2, 1, 2, 0, 1,
 809                         (GtkAttachOptions) (GTK_EXPAND),
 810                         (GtkAttachOptions) (0), 0, 0);
 811
 812         label = gtk_label_new("");
 813         gtk_label_set_selectable(GTK_LABEL(label), TRUE);
 814         gtk_label_set_justify(GTK_LABEL(label), GTK_JUSTIFY_CENTER);
 815         gtk_box_pack_start(GTK_BOX(vbox2), label, FALSE, FALSE, 0);
 816         markup = g_markup_printf_escaped
 817                 ("<span weight=\"bold\" size=\"xx-large\">Claws Mail</span>\nversion %s",
 818                  VERSION);
 819         gtk_label_set_markup(GTK_LABEL(label), markup);
 820         g_free(markup);
 821
 822         button = gtkut_get_link_btn(window, HOMEPAGE_URI, " "HOMEPAGE_URI" ");
 823         gtk_box_pack_start(GTK_BOX(vbox2), button, FALSE, FALSE, 0);
 824 #ifndef GENERIC_UMPC
 825         label = gtk_label_new
 826                 (_("Copyright (C) 1999-2012\nThe Claws Mail Team\n"
 827                  "and Hiroyuki Yamamoto"));
 828         gtk_label_set_selectable(GTK_LABEL(label), TRUE);
 829         gtk_label_set_justify(GTK_LABEL(label), GTK_JUSTIFY_CENTER);
 830         gtk_label_set_line_wrap(GTK_LABEL(label), TRUE);
 831         gtk_box_pack_start(GTK_BOX(vbox2), label, FALSE, FALSE, 0);
 832 #endif
 833         notebook = gtk_notebook_new();
 834         gtk_widget_set_size_request(notebook, -1, 220);
 835         gtk_widget_show(notebook);
 836
 837         if ((scrolledwin = about_create_child_page_info()) != NULL) {
 838                 gtk_notebook_append_page(GTK_NOTEBOOK(notebook),
 839                                 scrolledwin,
 840                                 gtk_label_new_with_mnemonic(_("_Info")));
 841         }
 842
 843         if ((scrolledwin = about_create_child_page_authors()) != NULL) {
 844                 gtk_notebook_append_page(GTK_NOTEBOOK(notebook),
 845                                 scrolledwin,
 846                                 gtk_label_new_with_mnemonic(_("_Authors")));
 847         }
 848
 849         if ((scrolledwin = about_create_child_page_features()) != NULL) {
 850                 gtk_notebook_append_page(GTK_NOTEBOOK(notebook),
 851                                 scrolledwin,
 852                                 gtk_label_new_with_mnemonic(_("_Features")));
 853         }
 854
 855         if ((scrolledwin = about_create_child_page_license()) != NULL) {
 856                 gtk_notebook_append_page(GTK_NOTEBOOK(notebook),
 857                                 scrolledwin,
 858                                 gtk_label_new_with_mnemonic(_("_License")));
 859         }
 860
 861         if (release_notes_available() &&
 862                         (scrolledwin = about_create_child_page_release_notes()) != NULL) {
 863
 864                 gtk_notebook_append_page(GTK_NOTEBOOK(notebook),
 865                                 scrolledwin,
 866                                 gtk_label_new_with_mnemonic(_("_Release Notes")));
 867         }
 868
 869         if ((scrolledwin = about_create_child_page_session_stats()) != NULL) {
 870                 gtk_notebook_append_page(GTK_NOTEBOOK(notebook),
 871                                 scrolledwin,
 872                                 gtk_label_new_with_mnemonic(_("_Statistics")));
 873         }
 874
 875         gtk_box_pack_start(GTK_BOX(vbox1), notebook, TRUE, TRUE, 0);
 876
 877         gtkut_stock_button_set_create(&confirm_area, &close_button, GTK_STOCK_CLOSE,
 878                                       NULL, NULL, NULL, NULL);
 879         gtk_box_pack_end(GTK_BOX(vbox1), confirm_area, FALSE, FALSE, 4);
 880         gtk_widget_grab_default(close_button);
 881         gtk_widget_grab_focus(close_button);
 882         g_signal_connect_closure
 883                 (G_OBJECT(close_button), "clicked",
 884                  g_cclosure_new_swap(G_CALLBACK(gtk_widget_hide_on_delete),
 885                                      window, NULL), FALSE);
 886
 887         gtk_widget_show_all(window);
 888 }
 889
 890 static gboolean key_pressed(GtkWidget *widget, GdkEventKey *event)
 891 {
 892         if (event && event->keyval == GDK_KEY_Escape)
 893                 gtk_widget_hide(window);
 894         return FALSE;
 895 }
 896
 897 static void about_size_allocate_cb(GtkWidget *widget,
 898                                    GtkAllocation *allocation)
 899 {
 900         cm_return_if_fail(allocation != NULL);
 901
 902         prefs_common.aboutwin_width = allocation->width;
 903         prefs_common.aboutwin_height = allocation->height;
 904 }
 905
 906
 907 static gboolean about_textview_uri_clicked(GtkTextTag *tag, GObject *obj,
 908                                         GdkEvent *event, GtkTextIter *iter,
 909                                         GtkWidget *textview)
 910 {
 911         GtkTextIter start_iter, end_iter;
 912         GdkEventButton *bevent;
 913         gchar *link = NULL;
 914
 915         if (!event || !tag) {
 916                 return FALSE;
 917         }
 918
 919         if (event->type != GDK_BUTTON_PRESS && event->type != GDK_2BUTTON_PRESS
 920                 && event->type != GDK_BUTTON_RELEASE) {
 921                 return FALSE;
 922         }
 923
 924         /* get link text from tag */
 925         if (get_tag_range(iter, tag, &start_iter,
 926                                    &end_iter) == FALSE) {
 927                 return FALSE;
 928         }
 929         link = gtk_text_iter_get_text(&start_iter, &end_iter);
 930         if (link == NULL) {
 931                 return FALSE;
 932         }
 933
 934         bevent = (GdkEventButton *) event;
 935         if (bevent->button == 1 && event->type == GDK_BUTTON_RELEASE) {
 936                 GtkTextBuffer *buffer;
 937
 938                 /* we shouldn't follow a link if the user has selected something */
 939                 buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview));
 940                 gtk_text_buffer_get_selection_bounds(buffer, &start_iter, &end_iter);
 941                 if (gtk_text_iter_get_offset(&start_iter) != gtk_text_iter_get_offset(&end_iter)) {
 942                         return FALSE;
 943                 }
 944                 /* open link and do *not* return TRUE so that
 945                    further gtk processing of the signal is done */
 946                 open_uri(link, prefs_common_get_uri_cmd());
 947
 948         } else {
 949                 if (bevent->button == 3 && event->type == GDK_BUTTON_PRESS) {
 950                         link_popupmenu = gtk_menu_item_get_submenu(GTK_MENU_ITEM(
 951                                 gtk_ui_manager_get_widget(gtkut_ui_manager(), "/Menus/TextviewPopupLink")));
 952
 953                         g_object_set_data(
 954                                         G_OBJECT(link_popupmenu),
 955                                         "raw_url", link);
 956                         gtk_menu_popup(GTK_MENU(link_popupmenu),
 957                                         NULL, NULL, NULL, NULL,
 958                                         bevent->button, bevent->time);
 959
 960                         return TRUE;
 961                 }
 962         }
 963         return FALSE;
 964 }
 965
 966 static gboolean about_textview_motion_notify(GtkWidget *widget,
 967                                         GdkEventMotion *event,
 968                                         GtkWidget *textview)
 969 {
 970         about_textview_uri_update(textview, event->x, event->y);
 971         gdk_window_get_pointer(gtk_widget_get_window(widget), NULL, NULL, NULL);
 972
 973         return FALSE;
 974 }
 975
 976 static gboolean about_textview_leave_notify(GtkWidget *widget,
 977                                         GdkEventCrossing *event,
 978                                         GtkWidget *textview)
 979 {
 980         about_textview_uri_update(textview, -1, -1);
 981
 982         return FALSE;
 983 }
 984
 985 static void about_textview_uri_update(GtkWidget *textview, gint x, gint y)
 986 {
 987         GtkTextBuffer *buffer;
 988         GtkTextIter start_iter, end_iter;
 989         gchar *uri = NULL;
 990         gboolean same;
 991
 992         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview));
 993
 994         if (x != -1 && y != -1) {
 995                 gint bx, by;
 996                 GtkTextIter iter;
 997                 GSList *tags;
 998                 GSList *cur;
 999
1000                 gtk_text_view_window_to_buffer_coords(GTK_TEXT_VIEW(textview),
1001                                 GTK_TEXT_WINDOW_WIDGET,
1002                                 x, y, &bx, &by);
1003                 gtk_text_view_get_iter_at_location(GTK_TEXT_VIEW(textview),
1004                                 &iter, bx, by);
1005
1006                 tags = gtk_text_iter_get_tags(&iter);
1007                 for (cur = tags; cur != NULL; cur = cur->next) {
1008                         GtkTextTag *tag = cur->data;
1009                         char *name;
1010
1011                         g_object_get(G_OBJECT(tag), "name", &name, NULL);
1012                         if (strcmp(name, "link") == 0
1013                             && get_tag_range(&iter, tag, &start_iter, &end_iter)) {
1014                                 uri = gtk_text_iter_get_text(&start_iter, &end_iter);
1015                         }
1016                         g_free(name);
1017
1018                         if (uri) {
1019                                 break;
1020                         }
1021                 }
1022                 g_slist_free(tags);
1023         }
1024
1025         /* compare previous hovered link and this one
1026            (here links must be unique in text buffer otherwise ClickableText structures should be
1027            used as in textview.c) */
1028         same = (uri != NULL && uri_hover != NULL
1029                 && strcmp((char*)uri, (char*)uri_hover) == 0);
1030
1031         if (same == FALSE) {
1032                 GdkWindow *window;
1033
1034                 if (uri_hover) {
1035                         gtk_text_buffer_remove_tag_by_name(buffer,
1036                                         "link-hover",
1037                                         &uri_hover_start_iter,
1038                                         &uri_hover_end_iter);
1039                 }
1040
1041                 uri_hover = uri;
1042                 if (uri) {
1043                         uri_hover_start_iter = start_iter;
1044                         uri_hover_end_iter = end_iter;
1045
1046                         gtk_text_buffer_apply_tag_by_name(buffer,
1047                                         "link-hover",
1048                                         &start_iter,
1049                                         &end_iter);
1050                 }
1051
1052                 window = gtk_text_view_get_window(GTK_TEXT_VIEW(textview),
1053                                                 GTK_TEXT_WINDOW_TEXT);
1054                 if (!hand_cursor)
1055                         hand_cursor = gdk_cursor_new(GDK_HAND2);
1056                 if (!text_cursor)
1057                         text_cursor = gdk_cursor_new(GDK_XTERM);
1058                 gdk_window_set_cursor(window, uri ? hand_cursor : text_cursor);
1059         }
1060 }