src/gtk/about.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2009 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
  46 static GtkWidget *window;
  47 static gchar* uri_hover = NULL;
  48 static GtkTextIter uri_hover_start_iter;
  49 static GtkTextIter uri_hover_end_iter;
  50 static GdkCursor *hand_cursor = NULL;
  51 static GdkCursor *text_cursor = NULL;
  52
  53 static void about_create(void);
  54 static gboolean key_pressed(GtkWidget *widget, GdkEventKey *event);
  55 static gboolean about_textview_uri_clicked(GtkTextTag *tag, GObject *obj,
  56                                         GdkEvent *event, GtkTextIter *iter,
  57                                         GtkWidget *textview);
  58 static gboolean about_textview_motion_notify(GtkWidget *widget,
  59                                         GdkEventMotion *event,
  60                                         GtkWidget *textview);
  61 static gboolean about_textview_leave_notify(GtkWidget *widget,
  62                                         GdkEventCrossing *event,
  63                                         GtkWidget *textview);
  64 static void about_textview_uri_update(GtkWidget *textview, gint x, gint y);
  65
  66 static GtkWidget *link_popupmenu;
  67
  68
  69 void about_show(void)
  70 {
  71         if (!window)
  72                 about_create();
  73         else
  74                 gtk_window_present(GTK_WINDOW(window));
  75
  76 }
  77
  78 static GtkWidget *about_create_child_page_info(void)
  79 {
  80         GtkWidget *scrolledwin;
  81         GtkWidget *text;
  82         GtkTextBuffer *buffer;
  83         GtkTextIter iter;
  84         GdkColor uri_color;
  85         gchar buf[1024];
  86         GtkTextTag *tag;
  87 #if HAVE_SYS_UTSNAME_H
  88         struct utsname utsbuf;
  89 #endif
  90
  91         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
  92         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
  93                                        GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
  94         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
  95                                             GTK_SHADOW_IN);
  96
  97         text = gtk_text_view_new();
  98         gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
  99         gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD);
 100         gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text), 6);
 101         gtk_text_view_set_right_margin(GTK_TEXT_VIEW(text), 6);
 102         gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(text), FALSE);
 103         gtk_container_add(GTK_CONTAINER(scrolledwin), text);
 104         gtk_widget_add_events(text, GDK_LEAVE_NOTIFY_MASK);
 105
 106         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
 107         gtk_text_buffer_get_iter_at_offset(buffer, &iter, 0);
 108
 109         /* textview link style (based upon main prefs) */
 110         gtkut_convert_int_to_gdk_color(prefs_common.uri_col,
 111                                 (GdkColor*)&uri_color);
 112         tag = gtk_text_buffer_create_tag(buffer, "link",
 113                                 "foreground-gdk", &uri_color,
 114                                 "wrap-mode", GTK_WRAP_NONE,
 115                                 NULL);
 116         gtk_text_buffer_create_tag(buffer, "link-hover",
 117                                 "foreground-gdk", &uri_color,
 118                                 "underline", PANGO_UNDERLINE_SINGLE,
 119                                 NULL);
 120
 121         gtk_text_buffer_insert(buffer, &iter, _(
 122                                 "Claws Mail is a lightweight, fast and "
 123                                 "highly-configurable email client.\n\n"
 124                                 "For further information visit the Claws Mail "
 125                                 "website:\n"), -1);
 126         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, HOMEPAGE_URI, -1,
 127                                 "link", NULL);
 128         gtk_text_buffer_insert(buffer, &iter, _("\n\n"
 129                                 "Claws Mail is free software released "
 130                                 "under the GPL license. If you wish to donate "
 131                                 "to the Claws Mail project you can do "
 132                                 "so at:\n"), -1);
 133         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, DONATE_URI, -1,
 134                                 "link", NULL);
 135
 136         gtk_text_buffer_create_tag(buffer, "indented-list-item",
 137                                 "indent", 8,
 138                                 NULL);
 139         gtk_text_buffer_create_tag(buffer, "underlined-list-title",
 140                                 "underline", PANGO_UNDERLINE_SINGLE,
 141                                 NULL);
 142 #ifdef GENERIC_UMPC
 143         gtk_text_buffer_insert(buffer, &iter, _(
 144                                 "\n\nCopyright (C) 1999-2009\nHiroyuki Yamamoto <hiro-y@kcn.ne.jp>\n"
 145                                 "and the Claws Mail team"), -1);
 146 #endif
 147         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("\n\nSystem Information\n")), -1,
 148                         "underlined-list-title", NULL);
 149
 150 #if HAVE_SYS_UTSNAME_H
 151         uname(&utsbuf);
 152         g_snprintf(buf, sizeof(buf),
 153                    _("GTK+ %d.%d.%d / GLib %d.%d.%d\n"
 154                      "Locale: %s (charset: %s)\n"
 155                      "Operating System: %s %s (%s)"),
 156                    gtk_major_version, gtk_minor_version, gtk_micro_version,
 157                    glib_major_version, glib_minor_version, glib_micro_version,
 158                    conv_get_current_locale(), conv_get_locale_charset_str(),
 159                    utsbuf.sysname, utsbuf.release, utsbuf.machine);
 160 #elif defined(G_OS_WIN32)
 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"),
 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                    "Win32");
 169 #else
 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: unknown"),
 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 #endif
 178
 179         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, buf, -1,
 180                                                  "indented-list-item", NULL);
 181
 182         gtk_text_buffer_insert(buffer, &iter, "\n", -1);
 183
 184         g_signal_connect(G_OBJECT(tag), "event",
 185                                 G_CALLBACK(about_textview_uri_clicked), text);
 186         g_signal_connect(G_OBJECT(text), "motion-notify-event",
 187                                 G_CALLBACK(about_textview_motion_notify), text);
 188         g_signal_connect(G_OBJECT(text), "leave-notify-event",
 189                                 G_CALLBACK(about_textview_leave_notify), text);
 190
 191         return scrolledwin;
 192 }
 193
 194 static GtkWidget *about_create_child_page_authors(void)
 195 {
 196         GtkWidget *scrolledwin;
 197         GtkWidget *text;
 198         GtkTextBuffer *buffer;
 199         GtkTextIter iter;
 200         gint i;
 201
 202         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 203         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 204                                        GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 205         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
 206                                             GTK_SHADOW_IN);
 207
 208         text = gtk_text_view_new();
 209         gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
 210         gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD);
 211         gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text), 6);
 212         gtk_text_view_set_right_margin(GTK_TEXT_VIEW(text), 6);
 213         gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(text), FALSE);
 214         gtk_container_add(GTK_CONTAINER(scrolledwin), text);
 215         gtk_widget_add_events(text, GDK_LEAVE_NOTIFY_MASK);
 216
 217         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
 218         gtk_text_buffer_get_iter_at_offset(buffer, &iter, 0);
 219
 220         /* init formatting tag: indentation  for list items */
 221         gtk_text_buffer_create_tag(buffer, "indented-list-item",
 222                                 "indent", 8,
 223                                 NULL);
 224         gtk_text_buffer_create_tag(buffer, "underlined-list-title",
 225                                 "underline", PANGO_UNDERLINE_SINGLE,
 226                                 NULL);
 227
 228         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("The Claws Mail Team")), -1,
 229                         "underlined-list-title", NULL);
 230         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 231
 232         for (i = 0; TEAM_LIST[i] != NULL; i++) {
 233                 if (g_utf8_validate(TEAM_LIST[i], -1, NULL))
 234                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, TEAM_LIST[i], -1,
 235                                         "indented-list-item", NULL);
 236                 else {
 237                         gchar *conv = conv_codeset_strdup(TEAM_LIST[i], CS_ISO_8859_1, CS_UTF_8);
 238                         if (conv)
 239                                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
 240                                                 "indented-list-item", NULL);
 241                         g_free(conv);
 242                 }
 243                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 244         }
 245
 246         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 247         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("Previous team members")), -1,
 248                         "underlined-list-title", NULL);
 249         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 250
 251         for (i = 0; EX_TEAM_LIST[i] != NULL; i++) {
 252                 if (g_utf8_validate(EX_TEAM_LIST[i], -1, NULL))
 253                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, EX_TEAM_LIST[i], -1,
 254                                         "indented-list-item", NULL);
 255                 else {
 256                         gchar *conv = conv_codeset_strdup(EX_TEAM_LIST[i], CS_ISO_8859_1, CS_UTF_8);
 257                         if (conv)
 258                                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
 259                                                 "indented-list-item", NULL);
 260                         g_free(conv);
 261                 }
 262                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 263         }
 264
 265         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 266         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("The translation team")), -1,
 267                         "underlined-list-title", NULL);
 268         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 269
 270         for (i = 0; TRANS_TEAM_LIST[i] != NULL; i++) {
 271                 if (g_utf8_validate(TRANS_TEAM_LIST[i], -1, NULL))
 272                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, TRANS_TEAM_LIST[i], -1,
 273                                         "indented-list-item", NULL);
 274                 else {
 275                         gchar *conv = conv_codeset_strdup(TRANS_TEAM_LIST[i], CS_ISO_8859_1, CS_UTF_8);
 276                         if (conv)
 277                                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
 278                                                 "indented-list-item", NULL);
 279                         g_free(conv);
 280                 }
 281                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 282         }
 283
 284         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 285         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("Documentation team")), -1,
 286                         "underlined-list-title", NULL);
 287         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 288
 289         for (i = 0; DOC_TEAM_LIST[i] != NULL; i++) {
 290                 if (g_utf8_validate(DOC_TEAM_LIST[i], -1, NULL))
 291                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, DOC_TEAM_LIST[i], -1,
 292                                         "indented-list-item", NULL);
 293                 else {
 294                         gchar *conv = conv_codeset_strdup(DOC_TEAM_LIST[i], CS_ISO_8859_1, CS_UTF_8);
 295                         if (conv)
 296                                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
 297                                                 "indented-list-item", NULL);
 298                         g_free(conv);
 299                 }
 300                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 301         }
 302
 303         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 304         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("Logo")), -1,
 305                         "underlined-list-title", NULL);
 306         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 307
 308         for (i = 0; LOGO_LIST[i] != NULL; i++) {
 309                 if (g_utf8_validate(LOGO_LIST[i], -1, NULL))
 310                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, LOGO_LIST[i], -1,
 311                                         "indented-list-item", NULL);
 312                 else {
 313                         gchar *conv = conv_codeset_strdup(LOGO_LIST[i], CS_ISO_8859_1, CS_UTF_8);
 314                         if (conv)
 315                                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
 316                                                 "indented-list-item", NULL);
 317                         g_free(conv);
 318                 }
 319                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 320         }
 321
 322         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 323         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("Icons")), -1,
 324                         "underlined-list-title", NULL);
 325         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 326
 327         for (i = 0; ICONS_LIST[i] != NULL; i++) {
 328                 if (g_utf8_validate(ICONS_LIST[i], -1, NULL))
 329                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, ICONS_LIST[i], -1,
 330                                         "indented-list-item", NULL);
 331                 else {
 332                         gchar *conv = conv_codeset_strdup(ICONS_LIST[i], CS_ISO_8859_1, CS_UTF_8);
 333                         if (conv)
 334                                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
 335                                                 "indented-list-item", NULL);
 336                         g_free(conv);
 337                 }
 338                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 339         }
 340
 341         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 342         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("Contributors")), -1,
 343                         "underlined-list-title", NULL);
 344         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 345
 346         for (i = 0; CONTRIBS_LIST[i] != NULL; i++) {
 347                 if (g_utf8_validate(CONTRIBS_LIST[i], -1, NULL))
 348                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, CONTRIBS_LIST[i], -1,
 349                                         "indented-list-item", NULL);
 350                 else {
 351                         gchar *conv = conv_codeset_strdup(CONTRIBS_LIST[i], CS_ISO_8859_1, CS_UTF_8);
 352                         if (conv)
 353                                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
 354                                                 "indented-list-item", NULL);
 355                         g_free(conv);
 356                 }
 357                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 358         }
 359
 360         return scrolledwin;
 361 }
 362
 363 static GtkWidget *about_create_child_page_features(void)
 364 {
 365         GtkWidget *scrolledwin;
 366         GtkWidget *text;
 367         GtkTextBuffer *buffer;
 368         GtkTextIter iter;
 369         GdkPixbuf *active_pixbuf;
 370         GdkPixbuf *inactive_pixbuf;
 371
 372         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 373         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 374                                        GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 375         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
 376                                             GTK_SHADOW_IN);
 377
 378         text = gtk_text_view_new();
 379         gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
 380         gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD);
 381         gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text), 6);
 382         gtk_text_view_set_right_margin(GTK_TEXT_VIEW(text), 6);
 383         gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(text), FALSE);
 384         gtk_container_add(GTK_CONTAINER(scrolledwin), text);
 385         gtk_widget_add_events(text, GDK_LEAVE_NOTIFY_MASK);
 386
 387         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
 388         gtk_text_buffer_get_iter_at_offset(buffer, &iter, 0);
 389
 390         gtk_text_buffer_insert(buffer, &iter, _("Compiled-in Features\n"), -1);
 391
 392         gtk_text_buffer_create_tag(buffer, "bold", "weight", PANGO_WEIGHT_BOLD,
 393                                    NULL);
 394
 395         stock_pixbuf_gdk(window, STOCK_PIXMAP_CHECKBOX_ON, &active_pixbuf);
 396         stock_pixbuf_gdk(window, STOCK_PIXMAP_CHECKBOX_OFF, &inactive_pixbuf);
 397
 398 #if HAVE_LIBCOMPFACE
 399         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 400 #else
 401         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 402 #endif
 403         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" compface "), -1,
 404                                                  "bold", NULL);
 405         gtk_text_buffer_insert(buffer, &iter,
 406                 (gchar *)Q_("compface|adds support for the X-Face header\n"), -1);
 407
 408 #if USE_ENCHANT
 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, (" Enchant "), -1,
 414                                                  "bold", NULL);
 415         gtk_text_buffer_insert(buffer, &iter,
 416                 (gchar *)Q_("Enchant|adds support for spell checking\n"), -1);
 417
 418 #if USE_GNUTLS
 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, (" GnuTLS "), -1,
 424                                                  "bold", NULL);
 425         gtk_text_buffer_insert(buffer, &iter,
 426                 (gchar *)Q_("GnuTLS|adds support for encrypted connections to servers\n"), -1);
 427
 428 #if INET6
 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, (" IPv6 "), -1,
 434                                                  "bold", NULL);
 435         gtk_text_buffer_insert(buffer, &iter,
 436                 (gchar *)Q_("IPv6|adds support for IPv6 addresses, the new Internet "
 437                             "addressing protocol\n"), -1);
 438
 439 #if HAVE_ICONV
 440         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 441 #else
 442         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 443 #endif
 444         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" iconv "), -1,
 445                                                  "bold", NULL);
 446         gtk_text_buffer_insert(buffer, &iter,
 447                 (gchar *)Q_("iconv|allows converting to and from different character sets\n"), -1);
 448
 449 #if USE_JPILOT
 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, (" JPilot "), -1,
 455                                                  "bold", NULL);
 456         gtk_text_buffer_insert(buffer, &iter,
 457                 (gchar *)Q_("JPilot|adds support for PalmOS addressbooks\n"), -1);
 458
 459 #if USE_LDAP
 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, (" LDAP "), -1,
 465                                                  "bold", NULL);
 466         gtk_text_buffer_insert(buffer, &iter,
 467                 (gchar *)Q_("LDAP|adds support for LDAP shared addressbooks\n"), -1);
 468
 469 #if HAVE_LIBETPAN
 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, (" libetpan "), -1,
 475                                                  "bold", NULL);
 476         gtk_text_buffer_insert(buffer, &iter,
 477                 (gchar *)Q_("libetpan|adds support for IMAP and NNTP servers\n"), -1);
 478
 479 #if !GTK_CHECK_VERSION(2,10,0)
 480 #if USE_GNOMEPRINT
 481         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 482 #else
 483         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 484 #endif
 485         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" libgnomeprint "), -1,
 486                                                  "bold", NULL);
 487         gtk_text_buffer_insert(buffer, &iter,
 488                 (gchar *)Q_("libgnomeprint|adds support for a complete print dialog\n"), -1);
 489 #endif
 490
 491 #if HAVE_LIBSM
 492         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 493 #else
 494         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 495 #endif
 496         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" libSM "), -1,
 497                                                  "bold", NULL);
 498         gtk_text_buffer_insert(buffer, &iter,
 499                 (gchar *)Q_("libSM|adds support for session handling\n"), -1);
 500
 501 #if HAVE_NETWORKMANAGER_SUPPORT
 502         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 503 #else
 504         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 505 #endif
 506         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" NetworkManager "), -1,
 507                                                  "bold", NULL);
 508         gtk_text_buffer_insert(buffer, &iter,
 509                 (gchar *)Q_("NetworkManager|adds support for detection of network connection changes\n"), -1);
 510
 511         return scrolledwin;
 512 }
 513
 514 static GtkWidget *about_create_child_page_license(void)
 515 {
 516         GtkWidget *scrolledwin;
 517         GtkWidget *text;
 518         GtkTextBuffer *buffer;
 519         GtkTextIter iter;
 520         GdkColor uri_color;
 521         GtkTextTag *tag;
 522
 523         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 524         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 525                                        GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 526         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
 527                                             GTK_SHADOW_IN);
 528
 529         text = gtk_text_view_new();
 530         gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
 531         gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD);
 532         gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text), 6);
 533         gtk_text_view_set_right_margin(GTK_TEXT_VIEW(text), 6);
 534         gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(text), FALSE);
 535         gtk_container_add(GTK_CONTAINER(scrolledwin), text);
 536
 537         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
 538         gtk_text_buffer_get_iter_at_offset(buffer, &iter, 0);
 539
 540         gtk_text_buffer_insert(buffer, &iter,
 541                 _("This program is free software; you can redistribute it and/or modify "
 542                   "it under the terms of the GNU General Public License as published by "
 543                   "the Free Software Foundation; either version 3, or (at your option) "
 544                   "any later version.\n\n"), -1);
 545
 546         gtk_text_buffer_insert(buffer, &iter,
 547                 _("This program is distributed in the hope that it will be useful, "
 548                   "but WITHOUT ANY WARRANTY; without even the implied warranty of "
 549                   "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. "
 550                   "See the GNU General Public License for more details.\n\n"), -1);
 551
 552         /* textview link style (based upon main prefs) */
 553         gtkut_convert_int_to_gdk_color(prefs_common.uri_col,
 554                         (GdkColor*)&uri_color);
 555
 556         tag = gtk_text_buffer_create_tag(buffer, "link",
 557                 "foreground-gdk", &uri_color,
 558                 NULL);
 559         gtk_text_buffer_create_tag(buffer, "link-hover",
 560                 "foreground-gdk", &uri_color,
 561                 "underline", PANGO_UNDERLINE_SINGLE,
 562                 NULL);
 563
 564         gtk_text_buffer_insert(buffer, &iter,
 565                 _("You should have received a copy of the GNU General Public License "
 566                   "along with this program. If not, see <"), -1);
 567         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter,
 568                 "http://www.gnu.org/licenses/", -1,
 569                 "link", NULL);
 570         gtk_text_buffer_insert(buffer, &iter, _(">. \n\n"), -1);
 571
 572         g_signal_connect(G_OBJECT(tag), "event",
 573                                 G_CALLBACK(about_textview_uri_clicked), text);
 574         g_signal_connect(G_OBJECT(text), "motion-notify-event",
 575                          G_CALLBACK(about_textview_motion_notify), text);
 576         g_signal_connect(G_OBJECT(text), "leave-notify-event",
 577                                 G_CALLBACK(about_textview_leave_notify), text);
 578
 579         return scrolledwin;
 580 }
 581
 582 static gboolean release_notes_available(void)
 583 {
 584         gboolean ret = FALSE;
 585         gchar *path = NULL;
 586
 587         path = g_strconcat(DOCDIR, G_DIR_SEPARATOR_S, RELEASE_NOTES_FILE, NULL);
 588         ret = (is_file_exist(path));
 589         g_free(path);
 590
 591         return ret;
 592 }
 593
 594 static GtkWidget *about_create_child_page_release_notes(void)
 595 {
 596         GtkWidget *scrolledwin;
 597         GtkWidget *text;
 598         GtkTextBuffer *buffer;
 599         GtkTextIter iter;
 600         gchar *path, buf[1024];
 601         FILE *fp;
 602
 603         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 604         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 605                         GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 606         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
 607                         GTK_SHADOW_IN);
 608         text = gtk_text_view_new();
 609         gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
 610         gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD);
 611         gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text), 6);
 612         gtk_text_view_set_right_margin(GTK_TEXT_VIEW(text), 6);
 613         gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(text), FALSE);
 614         gtk_container_add(GTK_CONTAINER(scrolledwin), text);
 615
 616         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
 617         gtk_text_buffer_get_iter_at_offset(buffer, &iter, 0);
 618
 619         path = g_strconcat(DOCDIR, G_DIR_SEPARATOR_S, RELEASE_NOTES_FILE, NULL);
 620         if ((fp = g_fopen(path, "rb")) == NULL) {
 621                 if (ENOENT != errno) FILE_OP_ERROR(path, "fopen");
 622                 g_free(path);
 623                 return scrolledwin;
 624         }
 625         g_free(path);
 626
 627         while (fgets(buf, sizeof(buf), fp) != NULL) {
 628                 const gchar *src_codeset = conv_get_locale_charset_str();
 629                 const gchar *dest_codeset = CS_UTF_8;
 630                 gchar *tmp;
 631
 632                 tmp = conv_codeset_strdup(buf, src_codeset, dest_codeset);
 633                 if (!tmp) {
 634                         g_warning("Failed to convert character set of action configuration\n");
 635                         tmp = g_strdup(buf);
 636                 }
 637
 638                 gtk_text_buffer_insert(buffer, &iter, tmp, -1);
 639                 g_free(tmp);
 640         }
 641         fclose(fp);
 642
 643         return scrolledwin;
 644 }
 645
 646 static void about_create(void)
 647 {
 648         GtkWidget *vbox1;
 649         GtkWidget *image;
 650         GtkWidget *vbox2;
 651         GtkWidget *label;
 652         GtkWidget *button;
 653         GtkWidget *scrolledwin;
 654         GtkWidget *notebook;
 655         GtkWidget *table;
 656         char *markup;
 657         GtkWidget *confirm_area;
 658         GtkWidget *close_button;
 659         static GdkGeometry geometry;
 660
 661         window = gtkut_window_new(GTK_WINDOW_TOPLEVEL, "about");
 662         gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER_ALWAYS);
 663         gtk_window_set_title(GTK_WINDOW(window), _("About Claws Mail"));
 664         gtk_container_set_border_width(GTK_CONTAINER(window), 8);
 665         gtk_widget_set_size_request(window, -1, -1);
 666         g_signal_connect(G_OBJECT(window), "delete_event",
 667                          G_CALLBACK(gtk_widget_hide_on_delete), NULL);
 668         g_signal_connect(G_OBJECT(window), "key_press_event",
 669                          G_CALLBACK(key_pressed), NULL);
 670         gtk_widget_realize(window);
 671
 672         if (!geometry.min_width) {
 673                 geometry.min_width = 450;
 674                 geometry.min_height = 500;
 675         }
 676
 677         gtk_window_set_geometry_hints(GTK_WINDOW(window), NULL, &geometry,
 678                                       GDK_HINT_MIN_SIZE);
 679
 680         vbox1 = gtk_vbox_new(FALSE, 8);
 681         gtk_container_add(GTK_CONTAINER(window), vbox1);
 682
 683         table = gtk_table_new (2, 1, FALSE);
 684         gtk_box_pack_start(GTK_BOX(vbox1), table,
 685                         FALSE, FALSE, 0);
 686         gtk_container_set_border_width (GTK_CONTAINER (table), 8);
 687         gtk_table_set_row_spacings (GTK_TABLE (table), 8);
 688         gtk_table_set_col_spacings (GTK_TABLE (table), 8);
 689
 690         image = stock_pixmap_widget(window, STOCK_PIXMAP_CLAWS_MAIL_LOGO);
 691         gtk_table_attach (GTK_TABLE (table), image, 0, 1, 0, 1,
 692                         (GtkAttachOptions) (GTK_EXPAND),
 693                         (GtkAttachOptions) (0), 0, 0);
 694
 695         vbox2 = gtk_vbox_new (FALSE, 4);
 696         gtk_table_attach (GTK_TABLE (table), vbox2, 1, 2, 0, 1,
 697                         (GtkAttachOptions) (GTK_EXPAND),
 698                         (GtkAttachOptions) (0), 0, 0);
 699
 700         label = gtk_label_new("");
 701         gtk_label_set_selectable(GTK_LABEL(label), TRUE);
 702         gtk_label_set_justify(GTK_LABEL(label), GTK_JUSTIFY_CENTER);
 703         gtk_box_pack_start(GTK_BOX(vbox2), label, FALSE, FALSE, 0);
 704         markup = g_markup_printf_escaped
 705                 ("<span weight=\"bold\" size=\"xx-large\">Claws Mail</span>\nversion %s",
 706                  VERSION);
 707         gtk_label_set_markup(GTK_LABEL(label), markup);
 708         g_free(markup);
 709
 710         button = gtkut_get_link_btn(window, HOMEPAGE_URI, " "HOMEPAGE_URI" ");
 711         gtk_box_pack_start(GTK_BOX(vbox2), button, FALSE, FALSE, 0);
 712 #ifndef GENERIC_UMPC
 713         label = gtk_label_new
 714                 (_("Copyright (C) 1999-2009\nHiroyuki Yamamoto <hiro-y@kcn.ne.jp>\n"
 715                  "and the Claws Mail team"));
 716         gtk_label_set_selectable(GTK_LABEL(label), TRUE);
 717         gtk_label_set_justify(GTK_LABEL(label), GTK_JUSTIFY_CENTER);
 718         gtk_label_set_line_wrap(GTK_LABEL(label), TRUE);
 719         gtk_box_pack_start(GTK_BOX(vbox2), label, FALSE, FALSE, 0);
 720 #endif
 721         notebook = gtk_notebook_new();
 722         gtk_widget_set_size_request(notebook, -1, 220);
 723         gtk_widget_show(notebook);
 724
 725         if ((scrolledwin = about_create_child_page_info()) != NULL) {
 726                 gtk_notebook_append_page(GTK_NOTEBOOK(notebook),
 727                                 scrolledwin,
 728                                 gtk_label_new_with_mnemonic(_("_Info")));
 729         }
 730
 731         if ((scrolledwin = about_create_child_page_authors()) != NULL) {
 732                 gtk_notebook_append_page(GTK_NOTEBOOK(notebook),
 733                                 scrolledwin,
 734                                 gtk_label_new_with_mnemonic(_("_Authors")));
 735         }
 736
 737         if ((scrolledwin = about_create_child_page_features()) != NULL) {
 738                 gtk_notebook_append_page(GTK_NOTEBOOK(notebook),
 739                                 scrolledwin,
 740                                 gtk_label_new_with_mnemonic(_("_Features")));
 741         }
 742
 743         if ((scrolledwin = about_create_child_page_license()) != NULL) {
 744                 gtk_notebook_append_page(GTK_NOTEBOOK(notebook),
 745                                 scrolledwin,
 746                                 gtk_label_new_with_mnemonic(_("_License")));
 747         }
 748
 749         if (release_notes_available() &&
 750                         (scrolledwin = about_create_child_page_release_notes()) != NULL) {
 751
 752                 gtk_notebook_append_page(GTK_NOTEBOOK(notebook),
 753                                 scrolledwin,
 754                                 gtk_label_new_with_mnemonic(_("_Release Notes")));
 755         }
 756
 757         gtk_box_pack_start(GTK_BOX(vbox1), notebook, TRUE, TRUE, 0);
 758
 759         gtkut_stock_button_set_create(&confirm_area, &close_button, GTK_STOCK_CLOSE,
 760                                       NULL, NULL, NULL, NULL);
 761         gtk_box_pack_end(GTK_BOX(vbox1), confirm_area, FALSE, FALSE, 4);
 762         gtk_widget_grab_default(close_button);
 763         gtk_widget_grab_focus(close_button);
 764         g_signal_connect_closure
 765                 (G_OBJECT(close_button), "clicked",
 766                  g_cclosure_new_swap(G_CALLBACK(gtk_widget_hide_on_delete),
 767                                      window, NULL), FALSE);
 768
 769         gtk_widget_show_all(window);
 770 }
 771
 772 static gboolean key_pressed(GtkWidget *widget, GdkEventKey *event)
 773 {
 774         if (event && event->keyval == GDK_Escape)
 775                 gtk_widget_hide(window);
 776         return FALSE;
 777 }
 778
 779 static gboolean about_textview_uri_clicked(GtkTextTag *tag, GObject *obj,
 780                                         GdkEvent *event, GtkTextIter *iter,
 781                                         GtkWidget *textview)
 782 {
 783         GtkTextIter start_iter, end_iter;
 784         GdkEventButton *bevent;
 785         gchar *link = NULL;
 786
 787         if (!event || !tag) {
 788                 return FALSE;
 789         }
 790
 791         if (event->type != GDK_BUTTON_PRESS && event->type != GDK_2BUTTON_PRESS
 792                 && event->type != GDK_BUTTON_RELEASE) {
 793                 return FALSE;
 794         }
 795
 796         /* get link text from tag */
 797         if (get_tag_range(iter, tag, &start_iter,
 798                                    &end_iter) == FALSE) {
 799                 return FALSE;
 800         }
 801         link = gtk_text_iter_get_text(&start_iter, &end_iter);
 802         if (link == NULL) {
 803                 return FALSE;
 804         }
 805
 806         bevent = (GdkEventButton *) event;
 807         if (bevent->button == 1 && event->type == GDK_BUTTON_RELEASE) {
 808                 GtkTextBuffer *buffer;
 809
 810                 /* we shouldn't follow a link if the user has selected something */
 811                 buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview));
 812                 gtk_text_buffer_get_selection_bounds(buffer, &start_iter, &end_iter);
 813                 if (gtk_text_iter_get_offset(&start_iter) != gtk_text_iter_get_offset(&end_iter)) {
 814                         return FALSE;
 815                 }
 816                 /* open link and do *not* return TRUE so that
 817                    further gtk processing of the signal is done */
 818                 open_uri(link, prefs_common_get_uri_cmd());
 819
 820         } else {
 821                 if (bevent->button == 3 && event->type == GDK_BUTTON_PRESS) {
 822                         link_popupmenu = gtk_menu_item_get_submenu(GTK_MENU_ITEM(
 823                                 gtk_ui_manager_get_widget(gtkut_ui_manager(), "/Menus/TextviewPopupLink")));
 824
 825                         g_object_set_data(
 826                                         G_OBJECT(link_popupmenu),
 827                                         "raw_url", link);
 828                         gtk_menu_popup(GTK_MENU(link_popupmenu),
 829                                         NULL, NULL, NULL, NULL,
 830                                         bevent->button, bevent->time);
 831
 832                         return TRUE;
 833                 }
 834         }
 835         return FALSE;
 836 }
 837
 838 static gboolean about_textview_motion_notify(GtkWidget *widget,
 839                                         GdkEventMotion *event,
 840                                         GtkWidget *textview)
 841 {
 842         about_textview_uri_update(textview, event->x, event->y);
 843         gdk_window_get_pointer(widget->window, NULL, NULL, NULL);
 844
 845         return FALSE;
 846 }
 847
 848 static gboolean about_textview_leave_notify(GtkWidget *widget,
 849                                         GdkEventCrossing *event,
 850                                         GtkWidget *textview)
 851 {
 852         about_textview_uri_update(textview, -1, -1);
 853
 854         return FALSE;
 855 }
 856
 857 static void about_textview_uri_update(GtkWidget *textview, gint x, gint y)
 858 {
 859         GtkTextBuffer *buffer;
 860         GtkTextIter start_iter, end_iter;
 861         gchar *uri = NULL;
 862         gboolean same;
 863
 864         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview));
 865
 866         if (x != -1 && y != -1) {
 867                 gint bx, by;
 868                 GtkTextIter iter;
 869                 GSList *tags;
 870                 GSList *cur;
 871
 872                 gtk_text_view_window_to_buffer_coords(GTK_TEXT_VIEW(textview),
 873                                 GTK_TEXT_WINDOW_WIDGET,
 874                                 x, y, &bx, &by);
 875                 gtk_text_view_get_iter_at_location(GTK_TEXT_VIEW(textview),
 876                                 &iter, bx, by);
 877
 878                 tags = gtk_text_iter_get_tags(&iter);
 879                 for (cur = tags; cur != NULL; cur = cur->next) {
 880                         GtkTextTag *tag = cur->data;
 881                         char *name;
 882
 883                         g_object_get(G_OBJECT(tag), "name", &name, NULL);
 884                         if (strcmp(name, "link") == 0
 885                             && get_tag_range(&iter, tag, &start_iter, &end_iter)) {
 886                                 uri = gtk_text_iter_get_text(&start_iter, &end_iter);
 887                         }
 888                         g_free(name);
 889
 890                         if (uri) {
 891                                 break;
 892                         }
 893                 }
 894                 g_slist_free(tags);
 895         }
 896
 897         /* compare previous hovered link and this one
 898            (here links must be unique in text buffer otherwise ClickableText structures should be
 899            used as in textview.c) */
 900         same = (uri != NULL && uri_hover != NULL
 901                 && strcmp((char*)uri, (char*)uri_hover) == 0);
 902
 903         if (same == FALSE) {
 904                 GdkWindow *window;
 905
 906                 if (uri_hover) {
 907                         gtk_text_buffer_remove_tag_by_name(buffer,
 908                                         "link-hover",
 909                                         &uri_hover_start_iter,
 910                                         &uri_hover_end_iter);
 911                 }
 912
 913                 uri_hover = uri;
 914                 if (uri) {
 915                         uri_hover_start_iter = start_iter;
 916                         uri_hover_end_iter = end_iter;
 917
 918                         gtk_text_buffer_apply_tag_by_name(buffer,
 919                                         "link-hover",
 920                                         &start_iter,
 921                                         &end_iter);
 922                 }
 923
 924                 window = gtk_text_view_get_window(GTK_TEXT_VIEW(textview),
 925                                                 GTK_TEXT_WINDOW_TEXT);
 926                 if (!hand_cursor)
 927                         hand_cursor = gdk_cursor_new(GDK_HAND2);
 928                 if (!text_cursor)
 929                         text_cursor = gdk_cursor_new(GDK_XTERM);
 930                 gdk_window_set_cursor(window, uri ? hand_cursor : text_cursor);
 931         }
 932 }