src/gtk/about.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2007 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/gtkwidget.h>
  30 #include <gtk/gtkwindow.h>
  31 #include <gtk/gtksignal.h>
  32 #include <gtk/gtkvbox.h>
  33 #include <gtk/gtkhbox.h>
  34 #include <gtk/gtklabel.h>
  35 #include <gtk/gtkhseparator.h>
  36 #include <gtk/gtkscrolledwindow.h>
  37 #include <gtk/gtktext.h>
  38 #include <gtk/gtkbutton.h>
  39 #if HAVE_SYS_UTSNAME_H
  40 #  include <sys/utsname.h>
  41 #endif
  42 #include <errno.h>
  43
  44 #include "about.h"
  45 #include "gtkutils.h"
  46 #include "stock_pixmap.h"
  47 #include "prefs_common.h"
  48 #include "utils.h"
  49 #include "version.h"
  50 #include "authors.h"
  51 #include "codeconv.h"
  52 #include "menu.h"
  53 #include "textview.h"
  54
  55 static GtkWidget *window;
  56 static gchar* uri_hover = NULL;
  57 static GtkTextIter uri_hover_start_iter;
  58 static GtkTextIter uri_hover_end_iter;
  59 static GdkCursor *hand_cursor = NULL;
  60 static GdkCursor *text_cursor = NULL;
  61
  62 static void about_create(void);
  63 static gboolean key_pressed(GtkWidget *widget, GdkEventKey *event);
  64 static gboolean about_textview_uri_clicked(GtkTextTag *tag, GObject *obj,
  65                                         GdkEvent *event, GtkTextIter *iter,
  66                                         GtkWidget *textview);
  67 static void about_open_link_cb(GtkWidget *widget, guint action, void *data);
  68 static void about_copy_link_cb(GtkWidget *widget, guint action, void *data);
  69 static gboolean about_textview_motion_notify(GtkWidget *widget,
  70                                         GdkEventMotion *event,
  71                                         GtkWidget *textview);
  72 static gboolean about_textview_leave_notify(GtkWidget *widget,
  73                                         GdkEventCrossing *event,
  74                                         GtkWidget *textview);
  75 static void about_textview_uri_update(GtkWidget *textview, gint x, gint y);
  76
  77 static GtkItemFactoryEntry textview_link_popup_entries[] =
  78 {
  79         {N_("/_Open with Web browser"), NULL, about_open_link_cb, 0, NULL},
  80         {N_("/Copy this _link"),        NULL, about_copy_link_cb, 0, NULL},
  81 };
  82
  83 static GtkWidget *link_popupmenu;
  84
  85
  86 void about_show(void)
  87 {
  88         if (!window)
  89                 about_create();
  90         else
  91                 gtk_window_present(GTK_WINDOW(window));
  92 }
  93
  94 static GtkWidget *about_create_child_page_info(void)
  95 {
  96         GtkWidget *scrolledwin;
  97         GtkWidget *text;
  98         GtkTextBuffer *buffer;
  99         GtkTextIter iter;
 100         GdkColor uri_color;
 101         gchar buf[1024];
 102         GtkTextTag *tag;
 103 #if HAVE_SYS_UTSNAME_H
 104         struct utsname utsbuf;
 105 #endif
 106
 107         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 108         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 109                                        GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 110         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
 111                                             GTK_SHADOW_IN);
 112
 113         text = gtk_text_view_new();
 114         gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
 115         gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD);
 116         gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text), 6);
 117         gtk_text_view_set_right_margin(GTK_TEXT_VIEW(text), 6);
 118         gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(text), FALSE);
 119         gtk_container_add(GTK_CONTAINER(scrolledwin), text);
 120         gtk_widget_add_events(text, GDK_LEAVE_NOTIFY_MASK);
 121
 122         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
 123         gtk_text_buffer_get_iter_at_offset(buffer, &iter, 0);
 124
 125         /* textview link style (based upon main prefs) */
 126         gtkut_convert_int_to_gdk_color(prefs_common.uri_col,
 127                                 (GdkColor*)&uri_color);
 128         tag = gtk_text_buffer_create_tag(buffer, "link",
 129                                 "foreground-gdk", &uri_color,
 130                                 "wrap-mode", GTK_WRAP_NONE,
 131                                 NULL);
 132         gtk_text_buffer_create_tag(buffer, "link-hover",
 133                                 "foreground-gdk", &uri_color,
 134                                 "underline", PANGO_UNDERLINE_SINGLE,
 135                                 NULL);
 136
 137         gtk_text_buffer_insert(buffer, &iter, _(
 138                                 "Claws Mail is a lightweight, fast and "
 139                                 "highly-configurable email client.\n\n"
 140                                 "For further information visit the Claws Mail "
 141                                 "website:\n"), -1);
 142         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, HOMEPAGE_URI, -1,
 143                                 "link", NULL);
 144         gtk_text_buffer_insert(buffer, &iter, _("\n\n"
 145                                 "Claws Mail is free software released "
 146                                 "under the GPL license. If you wish to donate "
 147                                 "to the Claws Mail project you can do "
 148                                 "so at:\n"), -1);
 149         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, DONATE_URI, -1,
 150                                 "link", NULL);
 151
 152         gtk_text_buffer_create_tag(buffer, "indented-list-item",
 153                                 "indent", 8,
 154                                 NULL);
 155         gtk_text_buffer_create_tag(buffer, "underlined-list-title",
 156                                 "underline", PANGO_UNDERLINE_SINGLE,
 157                                 NULL);
 158
 159         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("\n\nSystem Information\n")), -1,
 160                         "underlined-list-title", NULL);
 161
 162 #if HAVE_SYS_UTSNAME_H
 163         uname(&utsbuf);
 164         g_snprintf(buf, sizeof(buf),
 165                    _("GTK+ %d.%d.%d / GLib %d.%d.%d\n"
 166                      "Locale: %s (charset: %s)\n"
 167                      "Operating System: %s %s (%s)"),
 168                    gtk_major_version, gtk_minor_version, gtk_micro_version,
 169                    glib_major_version, glib_minor_version, glib_micro_version,
 170                    conv_get_current_locale(), conv_get_locale_charset_str(),
 171                    utsbuf.sysname, utsbuf.release, utsbuf.machine);
 172 #elif defined(G_OS_WIN32)
 173         g_snprintf(buf, sizeof(buf),
 174                    _("GTK+ %d.%d.%d / GLib %d.%d.%d\n"
 175                      "Locale: %s (charset: %s)\n"
 176                      "Operating System: %s"),
 177                    gtk_major_version, gtk_minor_version, gtk_micro_version,
 178                    glib_major_version, glib_minor_version, glib_micro_version,
 179                    conv_get_current_locale(), conv_get_locale_charset_str(),
 180                    "Win32");
 181 #else
 182         g_snprintf(buf, sizeof(buf),
 183                    _("GTK+ %d.%d.%d / GLib %d.%d.%d\n"
 184                      "Locale: %s (charset: %s)\n"
 185                      "Operating System: unknown"),
 186                    gtk_major_version, gtk_minor_version, gtk_micro_version,
 187                    glib_major_version, glib_minor_version, glib_micro_version,
 188                    conv_get_current_locale(), conv_get_locale_charset_str());
 189 #endif
 190
 191         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, buf, -1,
 192                                                  "indented-list-item", NULL);
 193
 194         gtk_text_buffer_insert(buffer, &iter, "\n", -1);
 195
 196         g_signal_connect(G_OBJECT(tag), "event",
 197                                 G_CALLBACK(about_textview_uri_clicked), text);
 198         g_signal_connect(G_OBJECT(text), "motion-notify-event",
 199                                 G_CALLBACK(about_textview_motion_notify), text);
 200         g_signal_connect(G_OBJECT(text), "leave-notify-event",
 201                                 G_CALLBACK(about_textview_leave_notify), text);
 202
 203         return scrolledwin;
 204 }
 205
 206 static GtkWidget *about_create_child_page_authors(void)
 207 {
 208         GtkWidget *scrolledwin;
 209         GtkWidget *text;
 210         GtkTextBuffer *buffer;
 211         GtkTextIter iter;
 212         gint i;
 213
 214         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 215         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 216                                        GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 217         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
 218                                             GTK_SHADOW_IN);
 219
 220         text = gtk_text_view_new();
 221         gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
 222         gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD);
 223         gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text), 6);
 224         gtk_text_view_set_right_margin(GTK_TEXT_VIEW(text), 6);
 225         gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(text), FALSE);
 226         gtk_container_add(GTK_CONTAINER(scrolledwin), text);
 227         gtk_widget_add_events(text, GDK_LEAVE_NOTIFY_MASK);
 228
 229         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
 230         gtk_text_buffer_get_iter_at_offset(buffer, &iter, 0);
 231
 232         /* init formatting tag: indentation  for list items */
 233         gtk_text_buffer_create_tag(buffer, "indented-list-item",
 234                                 "indent", 8,
 235                                 NULL);
 236         gtk_text_buffer_create_tag(buffer, "underlined-list-title",
 237                                 "underline", PANGO_UNDERLINE_SINGLE,
 238                                 NULL);
 239
 240         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("The Claws Mail Team")), -1,
 241                         "underlined-list-title", NULL);
 242         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 243
 244         for (i = 0; TEAM_LIST[i] != NULL; i++) {
 245                 if (g_utf8_validate(TEAM_LIST[i], -1, NULL))
 246                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, TEAM_LIST[i], -1,
 247                                         "indented-list-item", NULL);
 248                 else {
 249                         gchar *conv = conv_codeset_strdup(TEAM_LIST[i], CS_ISO_8859_1, CS_UTF_8);
 250                         if (conv)
 251                                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
 252                                                 "indented-list-item", NULL);
 253                         g_free(conv);
 254                 }
 255                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 256         }
 257
 258         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 259         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("Previous team members")), -1,
 260                         "underlined-list-title", NULL);
 261         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 262
 263         for (i = 0; EX_TEAM_LIST[i] != NULL; i++) {
 264                 if (g_utf8_validate(EX_TEAM_LIST[i], -1, NULL))
 265                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, EX_TEAM_LIST[i], -1,
 266                                         "indented-list-item", NULL);
 267                 else {
 268                         gchar *conv = conv_codeset_strdup(EX_TEAM_LIST[i], CS_ISO_8859_1, CS_UTF_8);
 269                         if (conv)
 270                                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
 271                                                 "indented-list-item", NULL);
 272                         g_free(conv);
 273                 }
 274                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 275         }
 276
 277         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 278         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("The translation team")), -1,
 279                         "underlined-list-title", NULL);
 280         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 281
 282         for (i = 0; TRANS_TEAM_LIST[i] != NULL; i++) {
 283                 if (g_utf8_validate(TRANS_TEAM_LIST[i], -1, NULL))
 284                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, TRANS_TEAM_LIST[i], -1,
 285                                         "indented-list-item", NULL);
 286                 else {
 287                         gchar *conv = conv_codeset_strdup(TRANS_TEAM_LIST[i], CS_ISO_8859_1, CS_UTF_8);
 288                         if (conv)
 289                                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
 290                                                 "indented-list-item", NULL);
 291                         g_free(conv);
 292                 }
 293                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 294         }
 295
 296         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 297         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("Documentation team")), -1,
 298                         "underlined-list-title", NULL);
 299         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 300
 301         for (i = 0; DOC_TEAM_LIST[i] != NULL; i++) {
 302                 if (g_utf8_validate(DOC_TEAM_LIST[i], -1, NULL))
 303                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, DOC_TEAM_LIST[i], -1,
 304                                         "indented-list-item", NULL);
 305                 else {
 306                         gchar *conv = conv_codeset_strdup(DOC_TEAM_LIST[i], CS_ISO_8859_1, CS_UTF_8);
 307                         if (conv)
 308                                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
 309                                                 "indented-list-item", NULL);
 310                         g_free(conv);
 311                 }
 312                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 313         }
 314
 315         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 316         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("Logo")), -1,
 317                         "underlined-list-title", NULL);
 318         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 319
 320         for (i = 0; LOGO_LIST[i] != NULL; i++) {
 321                 if (g_utf8_validate(LOGO_LIST[i], -1, NULL))
 322                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, LOGO_LIST[i], -1,
 323                                         "indented-list-item", NULL);
 324                 else {
 325                         gchar *conv = conv_codeset_strdup(LOGO_LIST[i], CS_ISO_8859_1, CS_UTF_8);
 326                         if (conv)
 327                                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
 328                                                 "indented-list-item", NULL);
 329                         g_free(conv);
 330                 }
 331                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 332         }
 333
 334         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 335         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("Icons")), -1,
 336                         "underlined-list-title", NULL);
 337         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 338
 339         for (i = 0; ICONS_LIST[i] != NULL; i++) {
 340                 if (g_utf8_validate(ICONS_LIST[i], -1, NULL))
 341                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, ICONS_LIST[i], -1,
 342                                         "indented-list-item", NULL);
 343                 else {
 344                         gchar *conv = conv_codeset_strdup(ICONS_LIST[i], CS_ISO_8859_1, CS_UTF_8);
 345                         if (conv)
 346                                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
 347                                                 "indented-list-item", NULL);
 348                         g_free(conv);
 349                 }
 350                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 351         }
 352
 353         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 354         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("Contributors")), -1,
 355                         "underlined-list-title", NULL);
 356         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 357
 358         for (i = 0; CONTRIBS_LIST[i] != NULL; i++) {
 359                 if (g_utf8_validate(CONTRIBS_LIST[i], -1, NULL))
 360                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, CONTRIBS_LIST[i], -1,
 361                                         "indented-list-item", NULL);
 362                 else {
 363                         gchar *conv = conv_codeset_strdup(CONTRIBS_LIST[i], CS_ISO_8859_1, CS_UTF_8);
 364                         if (conv)
 365                                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
 366                                                 "indented-list-item", NULL);
 367                         g_free(conv);
 368                 }
 369                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 370         }
 371
 372         return scrolledwin;
 373 }
 374
 375 static GtkWidget *about_create_child_page_features(void)
 376 {
 377         GtkWidget *scrolledwin;
 378         GtkWidget *text;
 379         GtkTextBuffer *buffer;
 380         GtkTextIter iter;
 381         GdkPixbuf *active_pixbuf;
 382         GdkPixbuf *inactive_pixbuf;
 383
 384         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 385         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 386                                        GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 387         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
 388                                             GTK_SHADOW_IN);
 389
 390         text = gtk_text_view_new();
 391         gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
 392         gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD);
 393         gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text), 6);
 394         gtk_text_view_set_right_margin(GTK_TEXT_VIEW(text), 6);
 395         gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(text), FALSE);
 396         gtk_container_add(GTK_CONTAINER(scrolledwin), text);
 397         gtk_widget_add_events(text, GDK_LEAVE_NOTIFY_MASK);
 398
 399         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
 400         gtk_text_buffer_get_iter_at_offset(buffer, &iter, 0);
 401
 402         gtk_text_buffer_insert(buffer, &iter, _("Compiled-in Features\n"), -1);
 403
 404         gtk_text_buffer_create_tag(buffer, "bold", "weight", PANGO_WEIGHT_BOLD,
 405                                    NULL);
 406
 407         stock_pixbuf_gdk(window, STOCK_PIXMAP_CHECKBOX_ON, &active_pixbuf);
 408         stock_pixbuf_gdk(window, STOCK_PIXMAP_CHECKBOX_OFF, &inactive_pixbuf);
 409
 410 #if INET6
 411         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 412 #else
 413         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 414 #endif
 415         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" IPv6 "), -1,
 416                                                  "bold", NULL);
 417         gtk_text_buffer_insert(buffer, &iter,
 418                 (gchar *)Q_("IPv6|adds support for IPv6 addresses, the new internet "
 419                             "addressing protocol\n"), -1);
 420
 421 #if HAVE_ICONV
 422         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 423 #else
 424         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 425 #endif
 426         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" iconv "), -1,
 427                                                  "bold", NULL);
 428         gtk_text_buffer_insert(buffer, &iter,
 429                 (gchar *)Q_("iconv|allows converting to and from different character sets\n"), -1);
 430
 431 #if HAVE_LIBCOMPFACE
 432         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 433 #else
 434         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 435 #endif
 436         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" compface "), -1,
 437                                                  "bold", NULL);
 438         gtk_text_buffer_insert(buffer, &iter,
 439                 (gchar *)Q_("compface|adds support for the X-Face header\n"), -1);
 440
 441 #if USE_OPENSSL
 442         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 443 #else
 444         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 445 #endif
 446         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" OpenSSL "), -1,
 447                                                  "bold", NULL);
 448         gtk_text_buffer_insert(buffer, &iter,
 449                 (gchar *)Q_("OpenSSL|adds support for encrypted connections to servers\n"), -1);
 450
 451 #if USE_LDAP
 452         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 453 #else
 454         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 455 #endif
 456         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" LDAP "), -1,
 457                                                  "bold", NULL);
 458         gtk_text_buffer_insert(buffer, &iter,
 459                 (gchar *)Q_("LDAP|adds support for LDAP shared addressbooks\n"), -1);
 460
 461 #if USE_JPILOT
 462         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 463 #else
 464         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 465 #endif
 466         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" JPilot "), -1,
 467                                                  "bold", NULL);
 468         gtk_text_buffer_insert(buffer, &iter,
 469                 (gchar *)Q_("JPilot|adds support for PalmOS addressbooks\n"), -1);
 470
 471 #if USE_ASPELL
 472         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 473 #else
 474         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 475 #endif
 476         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" GNU/aspell "), -1,
 477                                                  "bold", NULL);
 478         gtk_text_buffer_insert(buffer, &iter,
 479                 (gchar *)Q_("GNU/aspell|adds support for spell checking\n"), -1);
 480
 481 #if HAVE_LIBETPAN
 482         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 483 #else
 484         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 485 #endif
 486         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" libetpan "), -1,
 487                                                  "bold", NULL);
 488         gtk_text_buffer_insert(buffer, &iter,
 489                 (gchar *)Q_("libetpan|adds support for IMAP servers\n"), -1);
 490
 491 #if USE_GNOMEPRINT
 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, (" libgnomeprint "), -1,
 497                                                  "bold", NULL);
 498         gtk_text_buffer_insert(buffer, &iter,
 499                 (gchar *)Q_("libgnomeprint|adds support for a complete print dialog\n"), -1);
 500
 501 #if HAVE_LIBSM
 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, (" libSM "), -1,
 507                                                  "bold", NULL);
 508         gtk_text_buffer_insert(buffer, &iter,
 509                 (gchar *)Q_("libSM|adds support for session handling\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 #ifdef USE_OPENSSL
 572         gtk_text_buffer_insert(buffer, &iter,
 573                 _("This product includes software developed by the OpenSSL Project "
 574                   "for use in the OpenSSL Toolkit ("), -1);
 575         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, OPENSSL_URI, -1,
 576                 "link", NULL);
 577         gtk_text_buffer_insert(buffer, &iter, _(").\n"), -1);
 578
 579         g_signal_connect(G_OBJECT(tag), "event",
 580                                 G_CALLBACK(about_textview_uri_clicked), text);
 581         g_signal_connect(G_OBJECT(text), "motion-notify-event",
 582                          G_CALLBACK(about_textview_motion_notify), text);
 583         g_signal_connect(G_OBJECT(text), "leave-notify-event",
 584                                 G_CALLBACK(about_textview_leave_notify), text);
 585 #endif
 586
 587         return scrolledwin;
 588 }
 589
 590 static gboolean release_notes_available(void)
 591 {
 592         gboolean ret = FALSE;
 593         gchar *path = NULL;
 594
 595         path = g_strconcat(DOCDIR, G_DIR_SEPARATOR_S, RELEASE_NOTES_FILE, NULL);
 596         ret = (is_file_exist(path));
 597         g_free(path);
 598
 599         return ret;
 600 }
 601
 602 static GtkWidget *about_create_child_page_release_notes(void)
 603 {
 604         GtkWidget *scrolledwin;
 605         GtkWidget *text;
 606         GtkTextBuffer *buffer;
 607         GtkTextIter iter;
 608         gchar *path, buf[1024];
 609         FILE *fp;
 610
 611         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 612         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 613                         GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 614         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
 615                         GTK_SHADOW_IN);
 616         text = gtk_text_view_new();
 617         gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
 618         gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD);
 619         gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text), 6);
 620         gtk_text_view_set_right_margin(GTK_TEXT_VIEW(text), 6);
 621         gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(text), FALSE);
 622         gtk_container_add(GTK_CONTAINER(scrolledwin), text);
 623
 624         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
 625         gtk_text_buffer_get_iter_at_offset(buffer, &iter, 0);
 626
 627         path = g_strconcat(DOCDIR, G_DIR_SEPARATOR_S, RELEASE_NOTES_FILE, NULL);
 628         if ((fp = g_fopen(path, "rb")) == NULL) {
 629                 if (ENOENT != errno) FILE_OP_ERROR(path, "fopen");
 630                 g_free(path);
 631                 return scrolledwin;
 632         }
 633         g_free(path);
 634
 635         while (fgets(buf, sizeof(buf), fp) != NULL) {
 636                 const gchar *src_codeset = conv_get_locale_charset_str();
 637                 const gchar *dest_codeset = CS_UTF_8;
 638                 gchar *tmp;
 639
 640                 tmp = conv_codeset_strdup(buf, src_codeset, dest_codeset);
 641                 if (!tmp) {
 642                         g_warning("Failed to convert character set of action configuration\n");
 643                         tmp = g_strdup(buf);
 644                 }
 645
 646                 gtk_text_buffer_insert(buffer, &iter, tmp, -1);
 647                 g_free(tmp);
 648         }
 649         fclose(fp);
 650
 651         return scrolledwin;
 652 }
 653
 654 static void about_create(void)
 655 {
 656         GtkWidget *vbox1;
 657         GtkWidget *image;
 658         GtkWidget *vbox2;
 659         GtkWidget *label;
 660         GtkWidget *button;
 661         GtkWidget *scrolledwin;
 662         GtkWidget *notebook;
 663         GtkWidget *table;
 664         char *markup;
 665         GtkWidget *confirm_area;
 666         GtkWidget *close_button;
 667         static GdkGeometry geometry;
 668
 669         window = gtkut_window_new(GTK_WINDOW_TOPLEVEL, "about");
 670         gtk_window_set_title(GTK_WINDOW(window), _("About Claws Mail"));
 671         gtk_container_set_border_width(GTK_CONTAINER(window), 8);
 672         gtk_widget_set_size_request(window, -1, -1);
 673         g_signal_connect(G_OBJECT(window), "delete_event",
 674                          G_CALLBACK(gtk_widget_hide_on_delete), NULL);
 675         g_signal_connect(G_OBJECT(window), "key_press_event",
 676                          G_CALLBACK(key_pressed), NULL);
 677         gtk_widget_realize(window);
 678
 679         if (!geometry.min_width) {
 680                 geometry.min_width = 450;
 681                 geometry.min_height = 500;
 682         }
 683
 684         gtk_window_set_geometry_hints(GTK_WINDOW(window), NULL, &geometry,
 685                                       GDK_HINT_MIN_SIZE);
 686
 687         vbox1 = gtk_vbox_new(FALSE, 8);
 688         gtk_container_add(GTK_CONTAINER(window), vbox1);
 689
 690         table = gtk_table_new (2, 1, FALSE);
 691         gtk_box_pack_start(GTK_BOX(vbox1), table,
 692                         FALSE, FALSE, 0);
 693         gtk_container_set_border_width (GTK_CONTAINER (table), 8);
 694         gtk_table_set_row_spacings (GTK_TABLE (table), 8);
 695         gtk_table_set_col_spacings (GTK_TABLE (table), 8);
 696
 697         image = stock_pixmap_widget(window, STOCK_PIXMAP_CLAWS_MAIL_LOGO);
 698         gtk_table_attach (GTK_TABLE (table), image, 0, 1, 0, 1,
 699                         (GtkAttachOptions) (GTK_EXPAND),
 700                         (GtkAttachOptions) (0), 0, 0);
 701
 702         vbox2 = gtk_vbox_new (FALSE, 4);
 703         gtk_table_attach (GTK_TABLE (table), vbox2, 1, 2, 0, 1,
 704                         (GtkAttachOptions) (GTK_EXPAND),
 705                         (GtkAttachOptions) (0), 0, 0);
 706
 707         label = gtk_label_new("");
 708         gtk_label_set_selectable(GTK_LABEL(label), TRUE);
 709         gtk_label_set_justify(GTK_LABEL(label), GTK_JUSTIFY_CENTER);
 710         gtk_box_pack_start(GTK_BOX(vbox2), label, FALSE, FALSE, 0);
 711         markup = g_markup_printf_escaped
 712                 ("<span weight=\"bold\" size=\"xx-large\">Claws Mail</span>\nversion %s",
 713                  VERSION);
 714         gtk_label_set_markup(GTK_LABEL(label), markup);
 715         g_free(markup);
 716
 717         button = gtkut_get_link_btn(window, HOMEPAGE_URI, " "HOMEPAGE_URI" ");
 718         gtk_box_pack_start(GTK_BOX(vbox2), button, FALSE, FALSE, 0);
 719
 720         label = gtk_label_new
 721                 (_("Copyright (C) 1999-2007\nHiroyuki Yamamoto <hiro-y@kcn.ne.jp>\n"
 722                  "and the Claws Mail team"));
 723         gtk_label_set_selectable(GTK_LABEL(label), TRUE);
 724         gtk_label_set_justify(GTK_LABEL(label), GTK_JUSTIFY_CENTER);
 725         gtk_label_set_line_wrap(GTK_LABEL(label), TRUE);
 726         gtk_box_pack_start(GTK_BOX(vbox2), label, FALSE, FALSE, 0);
 727
 728         notebook = gtk_notebook_new();
 729         gtk_widget_set_size_request(notebook, -1, 220);
 730         gtk_widget_show(notebook);
 731
 732         if ((scrolledwin = about_create_child_page_info()) != NULL) {
 733                 gtk_notebook_append_page(GTK_NOTEBOOK(notebook),
 734                                 scrolledwin,
 735                                 gtk_label_new_with_mnemonic(_("_Info")));
 736         }
 737
 738         if ((scrolledwin = about_create_child_page_authors()) != NULL) {
 739                 gtk_notebook_append_page(GTK_NOTEBOOK(notebook),
 740                                 scrolledwin,
 741                                 gtk_label_new_with_mnemonic(_("_Authors")));
 742         }
 743
 744         if ((scrolledwin = about_create_child_page_features()) != NULL) {
 745                 gtk_notebook_append_page(GTK_NOTEBOOK(notebook),
 746                                 scrolledwin,
 747                                 gtk_label_new_with_mnemonic(_("_Features")));
 748         }
 749
 750         if ((scrolledwin = about_create_child_page_license()) != NULL) {
 751                 gtk_notebook_append_page(GTK_NOTEBOOK(notebook),
 752                                 scrolledwin,
 753                                 gtk_label_new_with_mnemonic(_("_License")));
 754         }
 755
 756         if (release_notes_available() &&
 757                         (scrolledwin = about_create_child_page_release_notes()) != NULL) {
 758
 759                 gtk_notebook_append_page(GTK_NOTEBOOK(notebook),
 760                                 scrolledwin,
 761                                 gtk_label_new_with_mnemonic(_("_Release Notes")));
 762         }
 763
 764         gtk_box_pack_start(GTK_BOX(vbox1), notebook, TRUE, TRUE, 0);
 765
 766         gtkut_stock_button_set_create(&confirm_area, &close_button, GTK_STOCK_CLOSE,
 767                                       NULL, NULL, NULL, NULL);
 768         gtk_box_pack_end(GTK_BOX(vbox1), confirm_area, FALSE, FALSE, 4);
 769         gtk_widget_grab_default(close_button);
 770         gtk_widget_grab_focus(close_button);
 771         g_signal_connect_closure
 772                 (G_OBJECT(close_button), "clicked",
 773                  g_cclosure_new_swap(G_CALLBACK(gtk_widget_hide_on_delete),
 774                                      window, NULL), FALSE);
 775
 776         gtk_widget_show_all(window);
 777 }
 778
 779 static gboolean key_pressed(GtkWidget *widget, GdkEventKey *event)
 780 {
 781         if (event && event->keyval == GDK_Escape)
 782                 gtk_widget_hide(window);
 783         return FALSE;
 784 }
 785
 786 static gboolean about_textview_uri_clicked(GtkTextTag *tag, GObject *obj,
 787                                         GdkEvent *event, GtkTextIter *iter,
 788                                         GtkWidget *textview)
 789 {
 790         GtkTextIter start_iter, end_iter;
 791         GdkEventButton *bevent;
 792         gchar *link = NULL;
 793
 794         if (!event || !tag) {
 795                 return FALSE;
 796         }
 797
 798         if (event->type != GDK_BUTTON_PRESS && event->type != GDK_2BUTTON_PRESS
 799                 && event->type != GDK_BUTTON_RELEASE) {
 800                 return FALSE;
 801         }
 802
 803         /* get link text from tag */
 804         if (get_tag_range(iter, tag, &start_iter,
 805                                    &end_iter) == FALSE) {
 806                 return FALSE;
 807         }
 808         link = gtk_text_iter_get_text(&start_iter, &end_iter);
 809         if (link == NULL) {
 810                 return FALSE;
 811         }
 812
 813         bevent = (GdkEventButton *) event;
 814         if (bevent->button == 1 && event->type == GDK_BUTTON_RELEASE) {
 815                 GtkTextBuffer *buffer;
 816
 817                 /* we shouldn't follow a link if the user has selected something */
 818                 buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview));
 819                 gtk_text_buffer_get_selection_bounds(buffer, &start_iter, &end_iter);
 820                 if (gtk_text_iter_get_offset(&start_iter) != gtk_text_iter_get_offset(&end_iter)) {
 821                         return FALSE;
 822                 }
 823                 /* open link and do *not* return TRUE so that
 824                    further gtk processing of the signal is done */
 825                 open_uri(link, prefs_common.uri_cmd);
 826
 827         } else {
 828                 if (bevent->button == 3 && event->type == GDK_BUTTON_PRESS) {
 829                         GtkItemFactory *link_popupfactory;
 830                         gint n_entries;
 831
 832                         n_entries = sizeof(textview_link_popup_entries) /
 833                                         sizeof(textview_link_popup_entries[0]);
 834                         link_popupmenu = menu_create_items(
 835                                                         textview_link_popup_entries, n_entries,
 836                                                 "<UriPopupMenu>", &link_popupfactory,
 837                                                 textview);
 838
 839                         g_object_set_data(
 840                                         G_OBJECT(link_popupmenu),
 841                                         "menu_button", link);
 842                         gtk_menu_popup(GTK_MENU(link_popupmenu),
 843                                         NULL, NULL, NULL, NULL,
 844                                         bevent->button, bevent->time);
 845
 846                         return TRUE;
 847                 }
 848         }
 849         return FALSE;
 850 }
 851
 852 static void about_open_link_cb(GtkWidget *widget, guint action, void *data)
 853 {
 854         gchar *link = g_object_get_data(G_OBJECT(link_popupmenu),
 855                                            "menu_button");
 856
 857         if (link == NULL) {
 858                 return;
 859         }
 860
 861         open_uri(link, prefs_common.uri_cmd);
 862         g_object_set_data(G_OBJECT(link_popupmenu), "menu_button",
 863                           NULL);
 864 }
 865
 866 static void about_copy_link_cb(GtkWidget *widget, guint action, void *data)
 867 {
 868         gchar *link = g_object_get_data(G_OBJECT(link_popupmenu),
 869                                            "menu_button");
 870
 871         if (link == NULL) {
 872                 return;
 873         }
 874
 875         gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_PRIMARY), link, -1);
 876         gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_CLIPBOARD), link, -1);
 877         g_object_set_data(G_OBJECT(link_popupmenu), "menu_button", NULL);
 878 }
 879
 880 static gboolean about_textview_motion_notify(GtkWidget *widget,
 881                                         GdkEventMotion *event,
 882                                         GtkWidget *textview)
 883 {
 884         about_textview_uri_update(textview, event->x, event->y);
 885         gdk_window_get_pointer(widget->window, NULL, NULL, NULL);
 886
 887         return FALSE;
 888 }
 889
 890 static gboolean about_textview_leave_notify(GtkWidget *widget,
 891                                         GdkEventCrossing *event,
 892                                         GtkWidget *textview)
 893 {
 894         about_textview_uri_update(textview, -1, -1);
 895
 896         return FALSE;
 897 }
 898
 899 static void about_textview_uri_update(GtkWidget *textview, gint x, gint y)
 900 {
 901         GtkTextBuffer *buffer;
 902         GtkTextIter start_iter, end_iter;
 903         gchar *uri = NULL;
 904         gboolean same;
 905
 906         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview));
 907
 908         if (x != -1 && y != -1) {
 909                 gint bx, by;
 910                 GtkTextIter iter;
 911                 GSList *tags;
 912                 GSList *cur;
 913
 914                 gtk_text_view_window_to_buffer_coords(GTK_TEXT_VIEW(textview),
 915                                 GTK_TEXT_WINDOW_WIDGET,
 916                                 x, y, &bx, &by);
 917                 gtk_text_view_get_iter_at_location(GTK_TEXT_VIEW(textview),
 918                                 &iter, bx, by);
 919
 920                 tags = gtk_text_iter_get_tags(&iter);
 921                 for (cur = tags; cur != NULL; cur = cur->next) {
 922                         GtkTextTag *tag = cur->data;
 923                         char *name;
 924
 925                         g_object_get(G_OBJECT(tag), "name", &name, NULL);
 926                         if (strcmp(name, "link") == 0
 927                             && get_tag_range(&iter, tag, &start_iter, &end_iter)) {
 928                                 uri = gtk_text_iter_get_text(&start_iter, &end_iter);
 929                         }
 930                         g_free(name);
 931
 932                         if (uri) {
 933                                 break;
 934                         }
 935                 }
 936                 g_slist_free(tags);
 937         }
 938
 939         /* compare previous hovered link and this one
 940            (here links must be unique in text buffer otherwise ClickableText structures should be
 941            used as in textview.c) */
 942         same = (uri != NULL && uri_hover != NULL
 943                 && strcmp((char*)uri, (char*)uri_hover) == 0);
 944
 945         if (same == FALSE) {
 946                 GdkWindow *window;
 947
 948                 if (uri_hover) {
 949                         gtk_text_buffer_remove_tag_by_name(buffer,
 950                                         "link-hover",
 951                                         &uri_hover_start_iter,
 952                                         &uri_hover_end_iter);
 953                 }
 954
 955                 uri_hover = uri;
 956                 if (uri) {
 957                         uri_hover_start_iter = start_iter;
 958                         uri_hover_end_iter = end_iter;
 959
 960                         gtk_text_buffer_apply_tag_by_name(buffer,
 961                                         "link-hover",
 962                                         &start_iter,
 963                                         &end_iter);
 964                 }
 965
 966                 window = gtk_text_view_get_window(GTK_TEXT_VIEW(textview),
 967                                                 GTK_TEXT_WINDOW_TEXT);
 968                 if (!hand_cursor)
 969                         hand_cursor = gdk_cursor_new(GDK_HAND2);
 970                 if (!text_cursor)
 971                         text_cursor = gdk_cursor_new(GDK_XTERM);
 972                 gdk_window_set_cursor(window, uri ? hand_cursor : text_cursor);
 973         }
 974 }