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 #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                                 "Claws Mail is free software released "
 140                                 "under the GPL. If you wish to donate "
 141                                 "to the Claws Mail project you can do "
 142                                 "so at:\n"), -1);
 143         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, DONATE_URI, -1,
 144                                 "link", NULL);
 145
 146         gtk_text_buffer_create_tag(buffer, "indented-list-item",
 147                                 "indent", 8,
 148                                 NULL);
 149         gtk_text_buffer_create_tag(buffer, "underlined-list-title",
 150                                 "underline", PANGO_UNDERLINE_SINGLE,
 151                                 NULL);
 152 #ifdef GENERIC_UMPC
 153         gtk_text_buffer_insert(buffer, &iter, _(
 154                                 "\n\nCopyright (C) 1999-2012\nThe Claws Mail Team\n"
 155                                 " and Hiroyuki Yamamoto"), -1);
 156 #endif
 157         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("\n\nSystem Information\n")), -1,
 158                         "underlined-list-title", NULL);
 159
 160 #if HAVE_SYS_UTSNAME_H
 161         uname(&utsbuf);
 162         g_snprintf(buf, sizeof(buf),
 163                    _("GTK+ %d.%d.%d / GLib %d.%d.%d\n"
 164                      "Locale: %s (charset: %s)\n"
 165                      "Operating System: %s %s (%s)"),
 166                    gtk_major_version, gtk_minor_version, gtk_micro_version,
 167                    glib_major_version, glib_minor_version, glib_micro_version,
 168                    conv_get_current_locale(), conv_get_locale_charset_str(),
 169                    utsbuf.sysname, utsbuf.release, utsbuf.machine);
 170 #elif defined(G_OS_WIN32)
 171         g_snprintf(buf, sizeof(buf),
 172                    _("GTK+ %d.%d.%d / GLib %d.%d.%d\n"
 173                      "Locale: %s (charset: %s)\n"
 174                      "Operating System: %s"),
 175                    gtk_major_version, gtk_minor_version, gtk_micro_version,
 176                    glib_major_version, glib_minor_version, glib_micro_version,
 177                    conv_get_current_locale(), conv_get_locale_charset_str(),
 178                    "Win32");
 179 #else
 180         g_snprintf(buf, sizeof(buf),
 181                    _("GTK+ %d.%d.%d / GLib %d.%d.%d\n"
 182                      "Locale: %s (charset: %s)\n"
 183                      "Operating System: unknown"),
 184                    gtk_major_version, gtk_minor_version, gtk_micro_version,
 185                    glib_major_version, glib_minor_version, glib_micro_version,
 186                    conv_get_current_locale(), conv_get_locale_charset_str());
 187 #endif
 188
 189         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, buf, -1,
 190                                                  "indented-list-item", NULL);
 191
 192         gtk_text_buffer_insert(buffer, &iter, "\n", -1);
 193
 194         g_signal_connect(G_OBJECT(tag), "event",
 195                                 G_CALLBACK(about_textview_uri_clicked), text);
 196         g_signal_connect(G_OBJECT(text), "motion-notify-event",
 197                                 G_CALLBACK(about_textview_motion_notify), text);
 198         g_signal_connect(G_OBJECT(text), "leave-notify-event",
 199                                 G_CALLBACK(about_textview_leave_notify), text);
 200
 201         return scrolledwin;
 202 }
 203
 204 static GtkWidget *about_create_child_page_authors(void)
 205 {
 206         GtkWidget *scrolledwin;
 207         GtkWidget *text;
 208         GtkTextBuffer *buffer;
 209         GtkTextIter iter;
 210         gint i;
 211
 212         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 213         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 214                                        GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 215         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
 216                                             GTK_SHADOW_IN);
 217
 218         text = gtk_text_view_new();
 219         gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
 220         gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD);
 221         gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text), 6);
 222         gtk_text_view_set_right_margin(GTK_TEXT_VIEW(text), 6);
 223         gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(text), FALSE);
 224         gtk_container_add(GTK_CONTAINER(scrolledwin), text);
 225         gtk_widget_add_events(text, GDK_LEAVE_NOTIFY_MASK);
 226
 227         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
 228         gtk_text_buffer_get_iter_at_offset(buffer, &iter, 0);
 229
 230         /* init formatting tag: indentation for list items */
 231         gtk_text_buffer_create_tag(buffer, "indented-list-item",
 232                                 "indent", 8,
 233                                 NULL);
 234         gtk_text_buffer_create_tag(buffer, "underlined-list-title",
 235                                 "underline", PANGO_UNDERLINE_SINGLE,
 236                                 NULL);
 237
 238         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("The Claws Mail Team")), -1,
 239                         "underlined-list-title", NULL);
 240         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 241
 242         for (i = 0; TEAM_LIST[i] != NULL; i++) {
 243                 if (g_utf8_validate(TEAM_LIST[i], -1, NULL))
 244                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, TEAM_LIST[i], -1,
 245                                         "indented-list-item", NULL);
 246                 else {
 247                         gchar *conv = conv_codeset_strdup(TEAM_LIST[i], CS_ISO_8859_1, CS_UTF_8);
 248                         if (conv)
 249                                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
 250                                                 "indented-list-item", NULL);
 251                         g_free(conv);
 252                 }
 253                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 254         }
 255
 256         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 257         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("Previous team members")), -1,
 258                         "underlined-list-title", NULL);
 259         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 260
 261         for (i = 0; EX_TEAM_LIST[i] != NULL; i++) {
 262                 if (g_utf8_validate(EX_TEAM_LIST[i], -1, NULL))
 263                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, EX_TEAM_LIST[i], -1,
 264                                         "indented-list-item", NULL);
 265                 else {
 266                         gchar *conv = conv_codeset_strdup(EX_TEAM_LIST[i], CS_ISO_8859_1, CS_UTF_8);
 267                         if (conv)
 268                                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
 269                                                 "indented-list-item", NULL);
 270                         g_free(conv);
 271                 }
 272                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 273         }
 274
 275         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 276         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("The translation team")), -1,
 277                         "underlined-list-title", NULL);
 278         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 279
 280         for (i = 0; TRANS_TEAM_LIST[i] != NULL; i++) {
 281                 if (g_utf8_validate(TRANS_TEAM_LIST[i], -1, NULL))
 282                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, TRANS_TEAM_LIST[i], -1,
 283                                         "indented-list-item", NULL);
 284                 else {
 285                         gchar *conv = conv_codeset_strdup(TRANS_TEAM_LIST[i], CS_ISO_8859_1, CS_UTF_8);
 286                         if (conv)
 287                                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
 288                                                 "indented-list-item", NULL);
 289                         g_free(conv);
 290                 }
 291                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 292         }
 293
 294         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 295         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("Documentation team")), -1,
 296                         "underlined-list-title", NULL);
 297         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 298
 299         for (i = 0; DOC_TEAM_LIST[i] != NULL; i++) {
 300                 if (g_utf8_validate(DOC_TEAM_LIST[i], -1, NULL))
 301                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, DOC_TEAM_LIST[i], -1,
 302                                         "indented-list-item", NULL);
 303                 else {
 304                         gchar *conv = conv_codeset_strdup(DOC_TEAM_LIST[i], CS_ISO_8859_1, CS_UTF_8);
 305                         if (conv)
 306                                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
 307                                                 "indented-list-item", NULL);
 308                         g_free(conv);
 309                 }
 310                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 311         }
 312
 313         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 314         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("Logo")), -1,
 315                         "underlined-list-title", NULL);
 316         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 317
 318         for (i = 0; LOGO_LIST[i] != NULL; i++) {
 319                 if (g_utf8_validate(LOGO_LIST[i], -1, NULL))
 320                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, LOGO_LIST[i], -1,
 321                                         "indented-list-item", NULL);
 322                 else {
 323                         gchar *conv = conv_codeset_strdup(LOGO_LIST[i], CS_ISO_8859_1, CS_UTF_8);
 324                         if (conv)
 325                                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
 326                                                 "indented-list-item", NULL);
 327                         g_free(conv);
 328                 }
 329                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 330         }
 331
 332         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 333         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("Icons")), -1,
 334                         "underlined-list-title", NULL);
 335         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 336
 337         for (i = 0; ICONS_LIST[i] != NULL; i++) {
 338                 if (g_utf8_validate(ICONS_LIST[i], -1, NULL))
 339                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, ICONS_LIST[i], -1,
 340                                         "indented-list-item", NULL);
 341                 else {
 342                         gchar *conv = conv_codeset_strdup(ICONS_LIST[i], CS_ISO_8859_1, CS_UTF_8);
 343                         if (conv)
 344                                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
 345                                                 "indented-list-item", NULL);
 346                         g_free(conv);
 347                 }
 348                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 349         }
 350
 351         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 352         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("Contributors")), -1,
 353                         "underlined-list-title", NULL);
 354         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 355
 356         for (i = 0; CONTRIBS_LIST[i] != NULL; i++) {
 357                 if (g_utf8_validate(CONTRIBS_LIST[i], -1, NULL))
 358                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, CONTRIBS_LIST[i], -1,
 359                                         "indented-list-item", NULL);
 360                 else {
 361                         gchar *conv = conv_codeset_strdup(CONTRIBS_LIST[i], CS_ISO_8859_1, CS_UTF_8);
 362                         if (conv)
 363                                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
 364                                                 "indented-list-item", NULL);
 365                         g_free(conv);
 366                 }
 367                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 368         }
 369
 370         return scrolledwin;
 371 }
 372
 373 static GtkWidget *about_create_child_page_features(void)
 374 {
 375         GtkWidget *scrolledwin;
 376         GtkWidget *text;
 377         GtkTextBuffer *buffer;
 378         GtkTextIter iter;
 379         GdkPixbuf *active_pixbuf;
 380         GdkPixbuf *inactive_pixbuf;
 381
 382         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 383         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 384                                        GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 385         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
 386                                             GTK_SHADOW_IN);
 387
 388         text = gtk_text_view_new();
 389         gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
 390         gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD);
 391         gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text), 6);
 392         gtk_text_view_set_right_margin(GTK_TEXT_VIEW(text), 6);
 393         gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(text), FALSE);
 394         gtk_container_add(GTK_CONTAINER(scrolledwin), text);
 395         gtk_widget_add_events(text, GDK_LEAVE_NOTIFY_MASK);
 396
 397         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
 398         gtk_text_buffer_get_iter_at_offset(buffer, &iter, 0);
 399
 400         gtk_text_buffer_insert(buffer, &iter, _("Compiled-in Features\n"), -1);
 401
 402         gtk_text_buffer_create_tag(buffer, "bold", "weight", PANGO_WEIGHT_BOLD,
 403                                    NULL);
 404
 405         stock_pixbuf_gdk(window, STOCK_PIXMAP_CHECKBOX_ON, &active_pixbuf);
 406         stock_pixbuf_gdk(window, STOCK_PIXMAP_CHECKBOX_OFF, &inactive_pixbuf);
 407
 408 #if HAVE_LIBCOMPFACE
 409         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 410 #else
 411         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 412 #endif
 413         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" compface "), -1,
 414                                                  "bold", NULL);
 415         gtk_text_buffer_insert(buffer, &iter,
 416                 (gchar *)Q_("compface|adds support for the X-Face header\n"), -1);
 417
 418 #if USE_ENCHANT
 419         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 420 #else
 421         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 422 #endif
 423         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" Enchant "), -1,
 424                                                  "bold", NULL);
 425         gtk_text_buffer_insert(buffer, &iter,
 426                 (gchar *)Q_("Enchant|adds support for spell checking\n"), -1);
 427
 428 #if USE_GNUTLS
 429         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 430 #else
 431         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 432 #endif
 433         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" GnuTLS "), -1,
 434                                                  "bold", NULL);
 435         gtk_text_buffer_insert(buffer, &iter,
 436                 (gchar *)Q_("GnuTLS|adds support for encrypted connections to servers\n"), -1);
 437
 438 #if INET6
 439         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 440 #else
 441         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 442 #endif
 443         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" IPv6 "), -1,
 444                                                  "bold", NULL);
 445         gtk_text_buffer_insert(buffer, &iter,
 446                 (gchar *)Q_("IPv6|adds support for IPv6 addresses, the new Internet "
 447                             "addressing protocol\n"), -1);
 448
 449 #if HAVE_ICONV
 450         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 451 #else
 452         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 453 #endif
 454         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" iconv "), -1,
 455                                                  "bold", NULL);
 456         gtk_text_buffer_insert(buffer, &iter,
 457                 (gchar *)Q_("iconv|allows converting to and from different character sets\n"), -1);
 458
 459 #if USE_JPILOT
 460         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 461 #else
 462         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 463 #endif
 464         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" JPilot "), -1,
 465                                                  "bold", NULL);
 466         gtk_text_buffer_insert(buffer, &iter,
 467                 (gchar *)Q_("JPilot|adds support for PalmOS addressbooks\n"), -1);
 468
 469 #if USE_LDAP
 470         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 471 #else
 472         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 473 #endif
 474         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" LDAP "), -1,
 475                                                  "bold", NULL);
 476         gtk_text_buffer_insert(buffer, &iter,
 477                 (gchar *)Q_("LDAP|adds support for LDAP shared addressbooks\n"), -1);
 478
 479 #if HAVE_LIBETPAN
 480         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 481 #else
 482         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 483 #endif
 484         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" libetpan "), -1,
 485                                                  "bold", NULL);
 486         gtk_text_buffer_insert(buffer, &iter,
 487                 (gchar *)Q_("libetpan|adds support for IMAP and NNTP servers\n"), -1);
 488
 489 #if HAVE_LIBSM
 490         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 491 #else
 492         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 493 #endif
 494         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" libSM "), -1,
 495                                                  "bold", NULL);
 496         gtk_text_buffer_insert(buffer, &iter,
 497                 (gchar *)Q_("libSM|adds support for session handling\n"), -1);
 498
 499 #if HAVE_NETWORKMANAGER_SUPPORT
 500         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 501 #else
 502         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 503 #endif
 504         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" NetworkManager "), -1,
 505                                                  "bold", NULL);
 506         gtk_text_buffer_insert(buffer, &iter,
 507                 (gchar *)Q_("NetworkManager|adds support for detection of network connection changes\n"), -1);
 508
 509         return scrolledwin;
 510 }
 511
 512 static GtkWidget *about_create_child_page_license(void)
 513 {
 514         GtkWidget *scrolledwin;
 515         GtkWidget *text;
 516         GtkTextBuffer *buffer;
 517         GtkTextIter iter;
 518         GdkColor uri_color;
 519         GtkTextTag *tag;
 520
 521         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 522         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 523                                        GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 524         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
 525                                             GTK_SHADOW_IN);
 526
 527         text = gtk_text_view_new();
 528         gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
 529         gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD);
 530         gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text), 6);
 531         gtk_text_view_set_right_margin(GTK_TEXT_VIEW(text), 6);
 532         gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(text), FALSE);
 533         gtk_container_add(GTK_CONTAINER(scrolledwin), text);
 534
 535         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
 536         gtk_text_buffer_get_iter_at_offset(buffer, &iter, 0);
 537
 538         gtk_text_buffer_insert(buffer, &iter,
 539                 _("This program is free software; you can redistribute it and/or modify "
 540                   "it under the terms of the GNU General Public License as published by "
 541                   "the Free Software Foundation; either version 3, or (at your option) "
 542                   "any later version.\n\n"), -1);
 543
 544         gtk_text_buffer_insert(buffer, &iter,
 545                 _("This program is distributed in the hope that it will be useful, "
 546                   "but WITHOUT ANY WARRANTY; without even the implied warranty of "
 547                   "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. "
 548                   "See the GNU General Public License for more details.\n\n"), -1);
 549
 550         /* textview link style (based upon main prefs) */
 551         gtkut_convert_int_to_gdk_color(prefs_common.uri_col,
 552                         (GdkColor*)&uri_color);
 553
 554         tag = gtk_text_buffer_create_tag(buffer, "link",
 555                 "foreground-gdk", &uri_color,
 556                 NULL);
 557         gtk_text_buffer_create_tag(buffer, "link-hover",
 558                 "foreground-gdk", &uri_color,
 559                 "underline", PANGO_UNDERLINE_SINGLE,
 560                 NULL);
 561
 562         gtk_text_buffer_insert(buffer, &iter,
 563                 _("You should have received a copy of the GNU General Public License "
 564                   "along with this program. If not, see <"), -1);
 565         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter,
 566                 "http://www.gnu.org/licenses/", -1,
 567                 "link", NULL);
 568         gtk_text_buffer_insert(buffer, &iter, _(">. \n\n"), -1);
 569
 570         g_signal_connect(G_OBJECT(tag), "event",
 571                                 G_CALLBACK(about_textview_uri_clicked), text);
 572         g_signal_connect(G_OBJECT(text), "motion-notify-event",
 573                          G_CALLBACK(about_textview_motion_notify), text);
 574         g_signal_connect(G_OBJECT(text), "leave-notify-event",
 575                                 G_CALLBACK(about_textview_leave_notify), text);
 576
 577         return scrolledwin;
 578 }
 579
 580 static gboolean release_notes_available(void)
 581 {
 582         gboolean ret = FALSE;
 583         gchar *path = NULL;
 584
 585         path = g_strconcat(DOCDIR, G_DIR_SEPARATOR_S, RELEASE_NOTES_FILE, NULL);
 586         ret = (is_file_exist(path));
 587         g_free(path);
 588
 589         return ret;
 590 }
 591
 592 static GtkWidget *about_create_child_page_release_notes(void)
 593 {
 594         GtkWidget *scrolledwin;
 595         GtkWidget *text;
 596         GtkTextBuffer *buffer;
 597         GtkTextIter iter;
 598         gchar *path, buf[1024];
 599         FILE *fp;
 600
 601         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 602         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 603                         GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 604         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
 605                         GTK_SHADOW_IN);
 606         text = gtk_text_view_new();
 607         gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
 608         gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD);
 609         gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text), 6);
 610         gtk_text_view_set_right_margin(GTK_TEXT_VIEW(text), 6);
 611         gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(text), FALSE);
 612         gtk_container_add(GTK_CONTAINER(scrolledwin), text);
 613
 614         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
 615         gtk_text_buffer_get_iter_at_offset(buffer, &iter, 0);
 616
 617         path = g_strconcat(DOCDIR, G_DIR_SEPARATOR_S, RELEASE_NOTES_FILE, NULL);
 618         if ((fp = g_fopen(path, "rb")) == NULL) {
 619                 if (ENOENT != errno) FILE_OP_ERROR(path, "fopen");
 620                 g_free(path);
 621                 return scrolledwin;
 622         }
 623         g_free(path);
 624
 625         while (fgets(buf, sizeof(buf), fp) != NULL) {
 626                 const gchar *src_codeset = conv_get_locale_charset_str();
 627                 const gchar *dest_codeset = CS_UTF_8;
 628                 gchar *tmp;
 629
 630                 tmp = conv_codeset_strdup(buf, src_codeset, dest_codeset);
 631                 if (!tmp) {
 632                         g_warning("Failed to convert character set of action configuration\n");
 633                         tmp = g_strdup(buf);
 634                 }
 635
 636                 gtk_text_buffer_insert(buffer, &iter, tmp, -1);
 637                 g_free(tmp);
 638         }
 639         fclose(fp);
 640
 641         return scrolledwin;
 642 }
 643
 644 static GtkWidget *about_create_child_page_session_stats(void)
 645 {
 646         GtkWidget *scrolledwin;
 647         GtkWidget *text;
 648         GtkTextIter iter;
 649
 650         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 651         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 652                         GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 653         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
 654                         GTK_SHADOW_IN);
 655         text = gtk_text_view_new();
 656         gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
 657         gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD);
 658         gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text), 6);
 659         gtk_text_view_set_right_margin(GTK_TEXT_VIEW(text), 6);
 660         gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(text), FALSE);
 661         gtk_container_add(GTK_CONTAINER(scrolledwin), text);
 662
 663         stats_text_buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
 664
 665         gtk_text_buffer_get_iter_at_offset(stats_text_buffer, &iter, 0);
 666         gtk_text_buffer_create_tag(stats_text_buffer, "indented-list-item",
 667                                 "indent", 8,
 668                                 NULL);
 669         gtk_text_buffer_create_tag(stats_text_buffer, "underlined-list-title",
 670                                 "underline", PANGO_UNDERLINE_SINGLE,
 671                                 NULL);
 672         gtk_text_buffer_create_tag(stats_text_buffer, "bold", "weight", PANGO_WEIGHT_BOLD,
 673                                    NULL);
 674
 675         about_update_stats();
 676
 677         return scrolledwin;
 678 }
 679
 680 static void about_update_stats(void)
 681 {
 682         if (stats_text_buffer != NULL)
 683         {
 684                 GtkTextIter start, end, iter;
 685                 gchar buf[1024];
 686
 687                 gtk_text_buffer_get_start_iter(stats_text_buffer, &start);
 688                 gtk_text_buffer_get_end_iter(stats_text_buffer, &end);
 689                 gtk_text_buffer_delete(stats_text_buffer, &start, &end);
 690
 691                 gtk_text_buffer_get_iter_at_offset(stats_text_buffer, &iter, 0);
 692
 693                 gtk_text_buffer_insert_with_tags_by_name(stats_text_buffer, &iter,
 694                                 (_("Session statistics\n")), -1,
 695                                 "underlined-list-title", NULL);
 696
 697                 if (prefs_common.date_format) {
 698                         struct tm *lt;
 699                         gint len = 100;
 700                         gchar date[len];
 701
 702                         lt = localtime(&session_stats.time_started);
 703                         fast_strftime(date, len, prefs_common.date_format, lt);
 704                         g_snprintf(buf, sizeof(buf), _("Started: %s\n"),
 705                                                 lt ? date : ctime(&session_stats.time_started));
 706                 } else
 707                         g_snprintf(buf, sizeof(buf), _("Started: %s\n"),
 708                                                 ctime(&session_stats.time_started));
 709                 gtk_text_buffer_insert_with_tags_by_name(stats_text_buffer, &iter, buf, -1,
 710                                 "indented-list-item", NULL);
 711
 712                 gtk_text_buffer_insert(stats_text_buffer, &iter, "\n", 1);
 713                 gtk_text_buffer_insert_with_tags_by_name(stats_text_buffer, &iter,
 714                                 (_("Incoming traffic\n")), -1,
 715                                 "underlined-list-title", NULL);
 716
 717                 g_snprintf(buf, sizeof(buf), _("Received messages: %d\n"),
 718                                         session_stats.received);
 719                 gtk_text_buffer_insert_with_tags_by_name(stats_text_buffer, &iter, buf, -1,
 720                                 "indented-list-item", "bold", NULL);
 721
 722                 gtk_text_buffer_insert(stats_text_buffer, &iter, "\n", 1);
 723                 gtk_text_buffer_insert_with_tags_by_name(stats_text_buffer, &iter,
 724                                 (_("Outgoing traffic\n")), -1,
 725                                 "underlined-list-title", NULL);
 726
 727                 g_snprintf(buf, sizeof(buf), _("New/redirected messages: %d\n"),
 728                                         session_stats.sent);
 729                 gtk_text_buffer_insert_with_tags_by_name(stats_text_buffer, &iter, buf, -1,
 730                                 "indented-list-item", NULL);
 731
 732                 g_snprintf(buf, sizeof(buf), _("Replied messages: %d\n"),
 733                                         session_stats.replied);
 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), _("Forwarded messages: %d\n"),
 738                                         session_stats.forwarded);
 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), _("Total outgoing messages: %d\n"),
 743                                         (session_stats.sent + session_stats.replied +
 744                                          session_stats.forwarded));
 745                 gtk_text_buffer_insert_with_tags_by_name(stats_text_buffer, &iter, buf, -1,
 746                                 "indented-list-item", "bold", NULL);
 747         }
 748 }
 749
 750 static void about_create(void)
 751 {
 752         GtkWidget *vbox1;
 753         GtkWidget *image;
 754         GtkWidget *vbox2;
 755         GtkWidget *label;
 756         GtkWidget *button;
 757         GtkWidget *scrolledwin;
 758         GtkWidget *notebook;
 759         GtkWidget *table;
 760         char *markup;
 761         GtkWidget *confirm_area;
 762         GtkWidget *close_button;
 763         static GdkGeometry geometry;
 764
 765         stats_text_buffer = NULL;
 766
 767         window = gtkut_window_new(GTK_WINDOW_TOPLEVEL, "about");
 768         gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER_ALWAYS);
 769         gtk_window_set_title(GTK_WINDOW(window), _("About Claws Mail"));
 770         gtk_container_set_border_width(GTK_CONTAINER(window), 8);
 771         gtk_widget_set_size_request(window, -1, -1);
 772         g_signal_connect(G_OBJECT(window), "size_allocate",
 773                          G_CALLBACK(about_size_allocate_cb), NULL);
 774         g_signal_connect(G_OBJECT(window), "size_allocate",
 775                          G_CALLBACK(about_size_allocate_cb), NULL);
 776         g_signal_connect(G_OBJECT(window), "delete_event",
 777                          G_CALLBACK(gtk_widget_hide_on_delete), NULL);
 778         g_signal_connect(G_OBJECT(window), "key_press_event",
 779                          G_CALLBACK(key_pressed), NULL);
 780
 781         if (!geometry.min_width) {
 782                 geometry.min_width = 450;
 783                 geometry.min_height = 500;
 784         }
 785
 786         gtk_window_set_geometry_hints(GTK_WINDOW(window), NULL, &geometry,
 787                                       GDK_HINT_MIN_SIZE);
 788         gtk_window_set_default_size(GTK_WINDOW(window), prefs_common.aboutwin_width,
 789                                     prefs_common.aboutwin_height);
 790
 791         gtk_widget_realize(window);
 792
 793         vbox1 = gtk_vbox_new(FALSE, 8);
 794         gtk_container_add(GTK_CONTAINER(window), vbox1);
 795
 796         table = gtk_table_new (2, 1, FALSE);
 797         gtk_box_pack_start(GTK_BOX(vbox1), table,
 798                         FALSE, FALSE, 0);
 799         gtk_container_set_border_width (GTK_CONTAINER (table), 8);
 800         gtk_table_set_row_spacings (GTK_TABLE (table), 8);
 801         gtk_table_set_col_spacings (GTK_TABLE (table), 8);
 802
 803         image = stock_pixmap_widget(window, STOCK_PIXMAP_CLAWS_MAIL_LOGO);
 804         gtk_table_attach (GTK_TABLE (table), image, 0, 1, 0, 1,
 805                         (GtkAttachOptions) (GTK_EXPAND),
 806                         (GtkAttachOptions) (0), 0, 0);
 807
 808         vbox2 = gtk_vbox_new (FALSE, 4);
 809         gtk_table_attach (GTK_TABLE (table), vbox2, 1, 2, 0, 1,
 810                         (GtkAttachOptions) (GTK_EXPAND),
 811                         (GtkAttachOptions) (0), 0, 0);
 812
 813         label = gtk_label_new("");
 814         gtk_label_set_selectable(GTK_LABEL(label), TRUE);
 815         gtk_label_set_justify(GTK_LABEL(label), GTK_JUSTIFY_CENTER);
 816         gtk_box_pack_start(GTK_BOX(vbox2), label, FALSE, FALSE, 0);
 817         markup = g_markup_printf_escaped
 818                 ("<span weight=\"bold\" size=\"xx-large\">Claws Mail</span>\nversion %s",
 819                  VERSION);
 820         gtk_label_set_markup(GTK_LABEL(label), markup);
 821         g_free(markup);
 822
 823         button = gtkut_get_link_btn(window, HOMEPAGE_URI, " "HOMEPAGE_URI" ");
 824         gtk_box_pack_start(GTK_BOX(vbox2), button, FALSE, FALSE, 0);
 825 #ifndef GENERIC_UMPC
 826         label = gtk_label_new
 827                 (_("Copyright (C) 1999-2012\nThe Claws Mail Team\n"
 828                  "and Hiroyuki Yamamoto"));
 829         gtk_label_set_selectable(GTK_LABEL(label), TRUE);
 830         gtk_label_set_justify(GTK_LABEL(label), GTK_JUSTIFY_CENTER);
 831         gtk_label_set_line_wrap(GTK_LABEL(label), TRUE);
 832         gtk_box_pack_start(GTK_BOX(vbox2), label, FALSE, FALSE, 0);
 833 #endif
 834         notebook = gtk_notebook_new();
 835         gtk_widget_set_size_request(notebook, -1, 220);
 836         gtk_widget_show(notebook);
 837
 838         if ((scrolledwin = about_create_child_page_info()) != NULL) {
 839                 gtk_notebook_append_page(GTK_NOTEBOOK(notebook),
 840                                 scrolledwin,
 841                                 gtk_label_new_with_mnemonic(_("_Info")));
 842         }
 843
 844         if ((scrolledwin = about_create_child_page_authors()) != NULL) {
 845                 gtk_notebook_append_page(GTK_NOTEBOOK(notebook),
 846                                 scrolledwin,
 847                                 gtk_label_new_with_mnemonic(_("_Authors")));
 848         }
 849
 850         if ((scrolledwin = about_create_child_page_features()) != NULL) {
 851                 gtk_notebook_append_page(GTK_NOTEBOOK(notebook),
 852                                 scrolledwin,
 853                                 gtk_label_new_with_mnemonic(_("_Features")));
 854         }
 855
 856         if ((scrolledwin = about_create_child_page_license()) != NULL) {
 857                 gtk_notebook_append_page(GTK_NOTEBOOK(notebook),
 858                                 scrolledwin,
 859                                 gtk_label_new_with_mnemonic(_("_License")));
 860         }
 861
 862         if (release_notes_available() &&
 863                         (scrolledwin = about_create_child_page_release_notes()) != NULL) {
 864
 865                 gtk_notebook_append_page(GTK_NOTEBOOK(notebook),
 866                                 scrolledwin,
 867                                 gtk_label_new_with_mnemonic(_("_Release Notes")));
 868         }
 869
 870         if ((scrolledwin = about_create_child_page_session_stats()) != NULL) {
 871                 gtk_notebook_append_page(GTK_NOTEBOOK(notebook),
 872                                 scrolledwin,
 873                                 gtk_label_new_with_mnemonic(_("_Statistics")));
 874         }
 875
 876         gtk_box_pack_start(GTK_BOX(vbox1), notebook, TRUE, TRUE, 0);
 877
 878         gtkut_stock_button_set_create(&confirm_area, &close_button, GTK_STOCK_CLOSE,
 879                                       NULL, NULL, NULL, NULL);
 880         gtk_box_pack_end(GTK_BOX(vbox1), confirm_area, FALSE, FALSE, 4);
 881         gtk_widget_grab_default(close_button);
 882         gtk_widget_grab_focus(close_button);
 883         g_signal_connect_closure
 884                 (G_OBJECT(close_button), "clicked",
 885                  g_cclosure_new_swap(G_CALLBACK(gtk_widget_hide_on_delete),
 886                                      window, NULL), FALSE);
 887
 888         gtk_widget_show_all(window);
 889 }
 890
 891 static gboolean key_pressed(GtkWidget *widget, GdkEventKey *event)
 892 {
 893         if (event && event->keyval == GDK_KEY_Escape)
 894                 gtk_widget_hide(window);
 895         return FALSE;
 896 }
 897
 898 static void about_size_allocate_cb(GtkWidget *widget,
 899                                    GtkAllocation *allocation)
 900 {
 901         cm_return_if_fail(allocation != NULL);
 902
 903         prefs_common.aboutwin_width = allocation->width;
 904         prefs_common.aboutwin_height = allocation->height;
 905 }
 906
 907
 908 static gboolean about_textview_uri_clicked(GtkTextTag *tag, GObject *obj,
 909                                         GdkEvent *event, GtkTextIter *iter,
 910                                         GtkWidget *textview)
 911 {
 912         GtkTextIter start_iter, end_iter;
 913         GdkEventButton *bevent;
 914         gchar *link = NULL;
 915
 916         if (!event || !tag) {
 917                 return FALSE;
 918         }
 919
 920         if (event->type != GDK_BUTTON_PRESS && event->type != GDK_2BUTTON_PRESS
 921                 && event->type != GDK_BUTTON_RELEASE) {
 922                 return FALSE;
 923         }
 924
 925         /* get link text from tag */
 926         if (get_tag_range(iter, tag, &start_iter,
 927                                    &end_iter) == FALSE) {
 928                 return FALSE;
 929         }
 930         link = gtk_text_iter_get_text(&start_iter, &end_iter);
 931         if (link == NULL) {
 932                 return FALSE;
 933         }
 934
 935         bevent = (GdkEventButton *) event;
 936         if (bevent->button == 1 && event->type == GDK_BUTTON_RELEASE) {
 937                 GtkTextBuffer *buffer;
 938
 939                 /* we shouldn't follow a link if the user has selected something */
 940                 buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview));
 941                 gtk_text_buffer_get_selection_bounds(buffer, &start_iter, &end_iter);
 942                 if (gtk_text_iter_get_offset(&start_iter) != gtk_text_iter_get_offset(&end_iter)) {
 943                         return FALSE;
 944                 }
 945                 /* open link and do *not* return TRUE so that
 946                    further gtk processing of the signal is done */
 947                 open_uri(link, prefs_common_get_uri_cmd());
 948
 949         } else {
 950                 if (bevent->button == 3 && event->type == GDK_BUTTON_PRESS) {
 951                         link_popupmenu = gtk_menu_item_get_submenu(GTK_MENU_ITEM(
 952                                 gtk_ui_manager_get_widget(gtkut_ui_manager(), "/Menus/TextviewPopupLink")));
 953
 954                         g_object_set_data(
 955                                         G_OBJECT(link_popupmenu),
 956                                         "raw_url", link);
 957                         gtk_menu_popup(GTK_MENU(link_popupmenu),
 958                                         NULL, NULL, NULL, NULL,
 959                                         bevent->button, bevent->time);
 960
 961                         return TRUE;
 962                 }
 963         }
 964         return FALSE;
 965 }
 966
 967 static gboolean about_textview_motion_notify(GtkWidget *widget,
 968                                         GdkEventMotion *event,
 969                                         GtkWidget *textview)
 970 {
 971         about_textview_uri_update(textview, event->x, event->y);
 972         gdk_window_get_pointer(gtk_widget_get_window(widget), NULL, NULL, NULL);
 973
 974         return FALSE;
 975 }
 976
 977 static gboolean about_textview_leave_notify(GtkWidget *widget,
 978                                         GdkEventCrossing *event,
 979                                         GtkWidget *textview)
 980 {
 981         about_textview_uri_update(textview, -1, -1);
 982
 983         return FALSE;
 984 }
 985
 986 static void about_textview_uri_update(GtkWidget *textview, gint x, gint y)
 987 {
 988         GtkTextBuffer *buffer;
 989         GtkTextIter start_iter, end_iter;
 990         gchar *uri = NULL;
 991         gboolean same;
 992
 993         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview));
 994
 995         if (x != -1 && y != -1) {
 996                 gint bx, by;
 997                 GtkTextIter iter;
 998                 GSList *tags;
 999                 GSList *cur;
1000
1001                 gtk_text_view_window_to_buffer_coords(GTK_TEXT_VIEW(textview),
1002                                 GTK_TEXT_WINDOW_WIDGET,
1003                                 x, y, &bx, &by);
1004                 gtk_text_view_get_iter_at_location(GTK_TEXT_VIEW(textview),
1005                                 &iter, bx, by);
1006
1007                 tags = gtk_text_iter_get_tags(&iter);
1008                 for (cur = tags; cur != NULL; cur = cur->next) {
1009                         GtkTextTag *tag = cur->data;
1010                         char *name;
1011
1012                         g_object_get(G_OBJECT(tag), "name", &name, NULL);
1013                         if (strcmp(name, "link") == 0
1014                             && get_tag_range(&iter, tag, &start_iter, &end_iter)) {
1015                                 uri = gtk_text_iter_get_text(&start_iter, &end_iter);
1016                         }
1017                         g_free(name);
1018
1019                         if (uri) {
1020                                 break;
1021                         }
1022                 }
1023                 g_slist_free(tags);
1024         }
1025
1026         /* compare previous hovered link and this one
1027            (here links must be unique in text buffer otherwise ClickableText structures should be
1028            used as in textview.c) */
1029         same = (uri != NULL && uri_hover != NULL
1030                 && strcmp((char*)uri, (char*)uri_hover) == 0);
1031
1032         if (same == FALSE) {
1033                 GdkWindow *window;
1034
1035                 if (uri_hover) {
1036                         gtk_text_buffer_remove_tag_by_name(buffer,
1037                                         "link-hover",
1038                                         &uri_hover_start_iter,
1039                                         &uri_hover_end_iter);
1040                 }
1041
1042                 uri_hover = uri;
1043                 if (uri) {
1044                         uri_hover_start_iter = start_iter;
1045                         uri_hover_end_iter = end_iter;
1046
1047                         gtk_text_buffer_apply_tag_by_name(buffer,
1048                                         "link-hover",
1049                                         &start_iter,
1050                                         &end_iter);
1051                 }
1052
1053                 window = gtk_text_view_get_window(GTK_TEXT_VIEW(textview),
1054                                                 GTK_TEXT_WINDOW_TEXT);
1055                 if (!hand_cursor)
1056                         hand_cursor = gdk_cursor_new(GDK_HAND2);
1057                 if (!text_cursor)
1058                         text_cursor = gdk_cursor_new(GDK_XTERM);
1059                 gdk_window_set_cursor(window, uri ? hand_cursor : text_cursor);
1060         }
1061 }