src/gtk/about.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2006 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 2 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, write to the Free Software
  17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  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
  43 #include "about.h"
  44 #include "gtkutils.h"
  45 #include "stock_pixmap.h"
  46 #include "prefs_common.h"
  47 #include "utils.h"
  48 #include "version.h"
  49 #include "authors.h"
  50 #include "codeconv.h"
  51 #include "menu.h"
  52 #include "textview.h"
  53
  54 static GtkWidget *window;
  55 static gchar* uri_hover = NULL;
  56 static GtkTextIter uri_hover_start_iter;
  57 static GtkTextIter uri_hover_end_iter;
  58 static GdkCursor *hand_cursor = NULL;
  59 static GdkCursor *text_cursor = NULL;
  60
  61 static void about_create(void);
  62 static gboolean key_pressed(GtkWidget *widget, GdkEventKey *event);
  63 static gboolean about_textview_uri_clicked(GtkTextTag *tag, GObject *obj,
  64                                         GdkEvent *event, GtkTextIter *iter,
  65                                         GtkWidget *textview);
  66 static void about_open_link_cb(GtkWidget *widget, guint action, void *data);
  67 static void about_copy_link_cb(GtkWidget *widget, guint action, void *data);
  68 static gboolean about_textview_motion_notify(GtkWidget *widget,
  69                                         GdkEventMotion *event,
  70                                         GtkWidget *textview);
  71 static gboolean about_textview_leave_notify(GtkWidget *widget,
  72                                         GdkEventCrossing *event,
  73                                         GtkWidget *textview);
  74 static void about_textview_uri_update(GtkWidget *textview, gint x, gint y);
  75
  76 static GtkItemFactoryEntry textview_link_popup_entries[] =
  77 {
  78         {N_("/_Open with Web browser"), NULL, about_open_link_cb, 0, NULL},
  79         {N_("/Copy this _link"),        NULL, about_copy_link_cb, 0, NULL},
  80 };
  81
  82 static GtkWidget *link_popupmenu;
  83
  84
  85 void about_show(void)
  86 {
  87         if (!window)
  88                 about_create();
  89         else
  90                 gtk_window_present(GTK_WINDOW(window));
  91 }
  92
  93 static void about_create(void)
  94 {
  95         GtkWidget *vbox1;
  96         GtkWidget *image;
  97         GtkWidget *vbox2;
  98         GtkWidget *label;
  99         GtkWidget *button;
 100         GtkWidget *scrolledwin;
 101         GtkWidget *notebook;
 102         GtkWidget *table;
 103         char *markup;
 104         GtkWidget *text;
 105         GtkWidget *confirm_area;
 106         GtkWidget *close_button;
 107         GtkTextBuffer *buffer;
 108         GtkTextIter iter;
 109         GtkTextTag *tag;
 110         GdkColor uri_color;
 111         GdkPixbuf *active_pixbuf;
 112         GdkPixbuf *inactive_pixbuf;
 113         static GdkGeometry geometry;
 114 #if HAVE_SYS_UTSNAME_H
 115         struct utsname utsbuf;
 116 #endif
 117         gchar buf[1024];
 118         gint i;
 119
 120         window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 121         gtk_window_set_title(GTK_WINDOW(window), _("About Claws Mail"));
 122         gtk_container_set_border_width(GTK_CONTAINER(window), 8);
 123         gtk_widget_set_size_request(window, -1, -1);
 124         g_signal_connect(G_OBJECT(window), "delete_event",
 125                          G_CALLBACK(gtk_widget_hide_on_delete), NULL);
 126         g_signal_connect(G_OBJECT(window), "key_press_event",
 127                          G_CALLBACK(key_pressed), NULL);
 128         gtk_widget_realize(window);
 129
 130         if (!geometry.min_width) {
 131                 geometry.min_width = 450;
 132                 geometry.min_height = 500;
 133         }
 134
 135         gtk_window_set_geometry_hints(GTK_WINDOW(window), NULL, &geometry,
 136                                       GDK_HINT_MIN_SIZE);
 137
 138         vbox1 = gtk_vbox_new(FALSE, 8);
 139         gtk_container_add(GTK_CONTAINER(window), vbox1);
 140
 141         table = gtk_table_new (2, 1, FALSE);
 142         gtk_box_pack_start(GTK_BOX(vbox1), table,
 143                         FALSE, FALSE, 0);
 144         gtk_container_set_border_width (GTK_CONTAINER (table), 8);
 145         gtk_table_set_row_spacings (GTK_TABLE (table), 8);
 146         gtk_table_set_col_spacings (GTK_TABLE (table), 8);
 147
 148         image = stock_pixmap_widget(window, STOCK_PIXMAP_CLAWS_MAIL_LOGO);
 149         gtk_table_attach (GTK_TABLE (table), image, 0, 1, 0, 1,
 150                         (GtkAttachOptions) (GTK_EXPAND),
 151                         (GtkAttachOptions) (0), 0, 0);
 152
 153         vbox2 = gtk_vbox_new (FALSE, 4);
 154         gtk_table_attach (GTK_TABLE (table), vbox2, 1, 2, 0, 1,
 155                         (GtkAttachOptions) (GTK_EXPAND),
 156                         (GtkAttachOptions) (0), 0, 0);
 157
 158         label = gtk_label_new("");
 159         gtk_label_set_selectable(GTK_LABEL(label), TRUE);
 160         gtk_label_set_justify(GTK_LABEL(label), GTK_JUSTIFY_CENTER);
 161         gtk_box_pack_start(GTK_BOX(vbox2), label, FALSE, FALSE, 0);
 162         markup = g_markup_printf_escaped
 163                 ("<span weight=\"bold\" size=\"xx-large\">Claws Mail</span>\nversion %s",
 164                  VERSION);
 165         gtk_label_set_markup(GTK_LABEL(label), markup);
 166         g_free(markup);
 167
 168         button = gtkut_get_link_btn(window, HOMEPAGE_URI, " "HOMEPAGE_URI" ");
 169         gtk_box_pack_start(GTK_BOX(vbox2), button, FALSE, FALSE, 0);
 170
 171         label = gtk_label_new
 172                 (_("Copyright (C) 1999-2006\nHiroyuki Yamamoto <hiro-y@kcn.ne.jp>\n"
 173                  "and the Claws Mail team"));
 174         gtk_label_set_selectable(GTK_LABEL(label), TRUE);
 175         gtk_label_set_justify(GTK_LABEL(label), GTK_JUSTIFY_CENTER);
 176         gtk_label_set_line_wrap(GTK_LABEL(label), TRUE);
 177         gtk_box_pack_start(GTK_BOX(vbox2), label, FALSE, FALSE, 0);
 178
 179         notebook = gtk_notebook_new();
 180         gtk_widget_set_size_request(notebook, -1, 220);
 181         gtk_widget_show(notebook);
 182
 183         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 184         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 185                                        GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 186         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
 187                                             GTK_SHADOW_IN);
 188
 189         text = gtk_text_view_new();
 190         gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
 191         gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD);
 192         gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text), 6);
 193         gtk_text_view_set_right_margin(GTK_TEXT_VIEW(text), 6);
 194         gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(text), FALSE);
 195         gtk_container_add(GTK_CONTAINER(scrolledwin), text);
 196         gtk_widget_add_events(text, GDK_LEAVE_NOTIFY_MASK);
 197
 198         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
 199         gtk_text_buffer_get_iter_at_offset(buffer, &iter, 0);
 200
 201         /* textview link style (based upon main prefs) */
 202         gtkut_convert_int_to_gdk_color(prefs_common.uri_col,
 203                                 (GdkColor*)&uri_color);
 204         tag = gtk_text_buffer_create_tag(buffer, "link",
 205                                 "foreground-gdk", &uri_color,
 206                                 "wrap-mode", GTK_WRAP_NONE,
 207                                 NULL);
 208         gtk_text_buffer_create_tag(buffer, "link-hover",
 209                                 "foreground-gdk", &uri_color,
 210                                 "underline", PANGO_UNDERLINE_SINGLE,
 211                                 NULL);
 212
 213         gtk_text_buffer_insert(buffer, &iter, _(
 214                                 "Claws Mail is a lightweight, fast and "
 215                                 "highly-configurable email client.\n\n"
 216                                 "For further information visit the Claws Mail "
 217                                 "website:\n"), -1);
 218         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, HOMEPAGE_URI, -1,
 219                                 "link", NULL);
 220         gtk_text_buffer_insert(buffer, &iter, _("\n\n"
 221                                 "Claws Mail is free software released "
 222                                 "under the GPL license. If you wish to donate "
 223                                 "to the Claws Mail project you can do "
 224                                 "so at:\n"), -1);
 225         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, DONATE_URI, -1,
 226                                 "link", NULL);
 227
 228         gtk_text_buffer_create_tag(buffer, "indented-list-item",
 229                                 "indent", 8,
 230                                 NULL);
 231         gtk_text_buffer_create_tag(buffer, "underlined-list-title",
 232                                 "underline", PANGO_UNDERLINE_SINGLE,
 233                                 NULL);
 234
 235         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("\n\nSystem Information\n")), -1,
 236                         "underlined-list-title", NULL);
 237
 238 #if HAVE_SYS_UTSNAME_H
 239         uname(&utsbuf);
 240         g_snprintf(buf, sizeof(buf),
 241                    _("GTK+ %d.%d.%d / GLib %d.%d.%d\n"
 242                      "Locale: %s (charset: %s)\n"
 243                      "Operating System: %s %s (%s)"),
 244                    gtk_major_version, gtk_minor_version, gtk_micro_version,
 245                    glib_major_version, glib_minor_version, glib_micro_version,
 246                    conv_get_current_locale(), conv_get_locale_charset_str(),
 247                    utsbuf.sysname, utsbuf.release, utsbuf.machine);
 248 #elif defined(G_OS_WIN32)
 249         g_snprintf(buf, sizeof(buf),
 250                    _("GTK+ %d.%d.%d / GLib %d.%d.%d\n"
 251                      "Locale: %s (charset: %s)\n"
 252                      "Operating System: %s"),
 253                    gtk_major_version, gtk_minor_version, gtk_micro_version,
 254                    glib_major_version, glib_minor_version, glib_micro_version,
 255                    conv_get_current_locale(), conv_get_locale_charset_str(),
 256                    "Win32");
 257 #else
 258         g_snprintf(buf, sizeof(buf),
 259                    _("GTK+ %d.%d.%d / GLib %d.%d.%d\n"
 260                      "Locale: %s (charset: %s)\n"
 261                      "Operating System: unknown"),
 262                    gtk_major_version, gtk_minor_version, gtk_micro_version,
 263                    glib_major_version, glib_minor_version, glib_micro_version,
 264                    conv_get_current_locale(), conv_get_locale_charset_str());
 265 #endif
 266
 267         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, buf, -1,
 268                                                  "indented-list-item", NULL);
 269
 270         gtk_text_buffer_insert(buffer, &iter, "\n", -1);
 271
 272         g_signal_connect(G_OBJECT(tag), "event",
 273                                 G_CALLBACK(about_textview_uri_clicked), text);
 274         g_signal_connect(G_OBJECT(text), "motion-notify-event",
 275                                 G_CALLBACK(about_textview_motion_notify), text);
 276         g_signal_connect(G_OBJECT(text), "leave-notify-event",
 277                                 G_CALLBACK(about_textview_leave_notify), text);
 278
 279         gtk_notebook_append_page(GTK_NOTEBOOK(notebook),
 280                                 scrolledwin,
 281                                 gtk_label_new_with_mnemonic(_("_Info")));
 282
 283         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 284         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 285                                        GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 286         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
 287                                             GTK_SHADOW_IN);
 288
 289         text = gtk_text_view_new();
 290         gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
 291         gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD);
 292         gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text), 6);
 293         gtk_text_view_set_right_margin(GTK_TEXT_VIEW(text), 6);
 294         gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(text), FALSE);
 295         gtk_container_add(GTK_CONTAINER(scrolledwin), text);
 296         gtk_widget_add_events(text, GDK_LEAVE_NOTIFY_MASK);
 297
 298         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
 299         gtk_text_buffer_get_iter_at_offset(buffer, &iter, 0);
 300
 301         /* init formatting tag: indentation  for list items */
 302         gtk_text_buffer_create_tag(buffer, "indented-list-item",
 303                                 "indent", 8,
 304                                 NULL);
 305         gtk_text_buffer_create_tag(buffer, "underlined-list-title",
 306                                 "underline", PANGO_UNDERLINE_SINGLE,
 307                                 NULL);
 308
 309         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("The Claws Mail Team\n")), -1,
 310                         "underlined-list-title", NULL);
 311
 312         for (i = 0; TEAM_LIST[i] != NULL; i++) {
 313                 if (g_utf8_validate(TEAM_LIST[i], -1, NULL))
 314                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, TEAM_LIST[i], -1,
 315                                         "indented-list-item", NULL);
 316                 else {
 317                         gchar *conv = conv_codeset_strdup(TEAM_LIST[i], CS_ISO_8859_1, CS_UTF_8);
 318                         if (conv)
 319                                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
 320                                                 "indented-list-item", NULL);
 321                         g_free(conv);
 322                 }
 323                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 324         }
 325
 326         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("\nPrevious team members\n")), -1,
 327                         "underlined-list-title", NULL);
 328
 329         for (i = 0; EX_TEAM_LIST[i] != NULL; i++) {
 330                 if (g_utf8_validate(EX_TEAM_LIST[i], -1, NULL))
 331                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, EX_TEAM_LIST[i], -1,
 332                                         "indented-list-item", NULL);
 333                 else {
 334                         gchar *conv = conv_codeset_strdup(EX_TEAM_LIST[i], CS_ISO_8859_1, CS_UTF_8);
 335                         if (conv)
 336                                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
 337                                                 "indented-list-item", NULL);
 338                         g_free(conv);
 339                 }
 340                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 341         }
 342
 343         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("\nThe translation team\n")), -1,
 344                         "underlined-list-title", NULL);
 345
 346         for (i = 0; TRANS_TEAM_LIST[i] != NULL; i++) {
 347                 if (g_utf8_validate(TRANS_TEAM_LIST[i], -1, NULL))
 348                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, TRANS_TEAM_LIST[i], -1,
 349                                         "indented-list-item", NULL);
 350                 else {
 351                         gchar *conv = conv_codeset_strdup(TRANS_TEAM_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         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("\nDocumentation team\n")), -1,
 361                         "underlined-list-title", NULL);
 362
 363         for (i = 0; DOC_TEAM_LIST[i] != NULL; i++) {
 364                 if (g_utf8_validate(DOC_TEAM_LIST[i], -1, NULL))
 365                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, DOC_TEAM_LIST[i], -1,
 366                                         "indented-list-item", NULL);
 367                 else {
 368                         gchar *conv = conv_codeset_strdup(DOC_TEAM_LIST[i], CS_ISO_8859_1, CS_UTF_8);
 369                         if (conv)
 370                                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
 371                                                 "indented-list-item", NULL);
 372                         g_free(conv);
 373                 }
 374                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 375         }
 376
 377         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("\nLogo\n")), -1,
 378                         "underlined-list-title", NULL);
 379
 380         for (i = 0; LOGO_LIST[i] != NULL; i++) {
 381                 if (g_utf8_validate(LOGO_LIST[i], -1, NULL))
 382                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, LOGO_LIST[i], -1,
 383                                         "indented-list-item", NULL);
 384                 else {
 385                         gchar *conv = conv_codeset_strdup(LOGO_LIST[i], CS_ISO_8859_1, CS_UTF_8);
 386                         if (conv)
 387                                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
 388                                                 "indented-list-item", NULL);
 389                         g_free(conv);
 390                 }
 391                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 392         }
 393
 394         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("\nIcons\n")), -1,
 395                         "underlined-list-title", NULL);
 396
 397         for (i = 0; ICONS_LIST[i] != NULL; i++) {
 398                 if (g_utf8_validate(ICONS_LIST[i], -1, NULL))
 399                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, ICONS_LIST[i], -1,
 400                                         "indented-list-item", NULL);
 401                 else {
 402                         gchar *conv = conv_codeset_strdup(ICONS_LIST[i], CS_ISO_8859_1, CS_UTF_8);
 403                         if (conv)
 404                                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
 405                                                 "indented-list-item", NULL);
 406                         g_free(conv);
 407                 }
 408                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 409         }
 410
 411         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("\nContributors\n")), -1,
 412                         "underlined-list-title", NULL);
 413
 414         for (i = 0; CONTRIBS_LIST[i] != NULL; i++) {
 415                 if (g_utf8_validate(CONTRIBS_LIST[i], -1, NULL))
 416                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, CONTRIBS_LIST[i], -1,
 417                                         "indented-list-item", NULL);
 418                 else {
 419                         gchar *conv = conv_codeset_strdup(CONTRIBS_LIST[i], CS_ISO_8859_1, CS_UTF_8);
 420                         if (conv)
 421                                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
 422                                                 "indented-list-item", NULL);
 423                         g_free(conv);
 424                 }
 425                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 426         }
 427
 428         gtk_notebook_append_page(GTK_NOTEBOOK(notebook),
 429                                  scrolledwin,
 430                                  gtk_label_new_with_mnemonic(_("_Authors")));
 431
 432         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 433         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 434                                        GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 435         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
 436                                             GTK_SHADOW_IN);
 437
 438         text = gtk_text_view_new();
 439         gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
 440         gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD);
 441         gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text), 6);
 442         gtk_text_view_set_right_margin(GTK_TEXT_VIEW(text), 6);
 443         gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(text), FALSE);
 444         gtk_container_add(GTK_CONTAINER(scrolledwin), text);
 445         gtk_widget_add_events(text, GDK_LEAVE_NOTIFY_MASK);
 446
 447         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
 448         gtk_text_buffer_get_iter_at_offset(buffer, &iter, 0);
 449
 450         gtk_text_buffer_insert(buffer, &iter, _("Compiled-in Features\n"), -1);
 451
 452         gtk_text_buffer_create_tag(buffer, "bold", "weight", PANGO_WEIGHT_BOLD,
 453                                    NULL);
 454
 455         stock_pixbuf_gdk(window, STOCK_PIXMAP_ACTIVE, &active_pixbuf);
 456         stock_pixbuf_gdk(window, STOCK_PIXMAP_INACTIVE, &inactive_pixbuf);
 457
 458 #if INET6
 459         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 460 #else
 461         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 462 #endif
 463         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" IPv6 "), -1,
 464                                                  "bold", NULL);
 465         gtk_text_buffer_insert(buffer, &iter,
 466                 (gchar *)Q_("IPv6|adds support for IPv6 addresses, the new internet "
 467                             "addressing protocol\n"), -1);
 468
 469 #if HAVE_ICONV
 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, (" iconv "), -1,
 475                                                  "bold", NULL);
 476         gtk_text_buffer_insert(buffer, &iter,
 477                 (gchar *)Q_("iconv|allows converting to and from different character sets\n"), -1);
 478
 479 #if HAVE_LIBCOMPFACE
 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, (" compface "), -1,
 485                                                  "bold", NULL);
 486         gtk_text_buffer_insert(buffer, &iter,
 487                 (gchar *)Q_("compface|adds support for the X-Face header\n"), -1);
 488
 489 #if USE_OPENSSL
 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, (" OpenSSL "), -1,
 495                                                  "bold", NULL);
 496         gtk_text_buffer_insert(buffer, &iter,
 497                 (gchar *)Q_("OpenSSL|adds support for encrypted connections to servers\n"), -1);
 498
 499 #if USE_LDAP
 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, (" LDAP "), -1,
 505                                                  "bold", NULL);
 506         gtk_text_buffer_insert(buffer, &iter,
 507                 (gchar *)Q_("LDAP|adds support for LDAP shared addressbooks\n"), -1);
 508
 509 #if USE_JPILOT
 510         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 511 #else
 512         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 513 #endif
 514         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" JPilot "), -1,
 515                                                  "bold", NULL);
 516         gtk_text_buffer_insert(buffer, &iter,
 517                 (gchar *)Q_("JPilot|adds support for PalmOS addressbooks\n"), -1);
 518
 519 #if USE_ASPELL
 520         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 521 #else
 522         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 523 #endif
 524         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" GNU/aspell "), -1,
 525                                                  "bold", NULL);
 526         gtk_text_buffer_insert(buffer, &iter,
 527                 (gchar *)Q_("GNU/aspell|adds support for spell checking\n"), -1);
 528
 529 #if HAVE_LIBETPAN
 530         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 531 #else
 532         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 533 #endif
 534         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" libetpan "), -1,
 535                                                  "bold", NULL);
 536         gtk_text_buffer_insert(buffer, &iter,
 537                 (gchar *)Q_("libetpan|adds support for IMAP servers\n"), -1);
 538
 539 #if USE_GNOMEPRINT
 540         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 541 #else
 542         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 543 #endif
 544         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" libgnomeprint "), -1,
 545                                                  "bold", NULL);
 546         gtk_text_buffer_insert(buffer, &iter,
 547                 (gchar *)Q_("libgnomeprint|adds support for a complete print dialog\n"), -1);
 548
 549 #if HAVE_LIBSM
 550         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 551 #else
 552         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 553 #endif
 554         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" libSM "), -1,
 555                                                  "bold", NULL);
 556         gtk_text_buffer_insert(buffer, &iter,
 557                 (gchar *)Q_("libSM|adds support for session handling\n"), -1);
 558
 559         gtk_notebook_append_page(GTK_NOTEBOOK(notebook),
 560                                  scrolledwin,
 561                                  gtk_label_new_with_mnemonic(_("_Features")));
 562
 563         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 564         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 565                                        GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 566         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
 567                                             GTK_SHADOW_IN);
 568
 569         text = gtk_text_view_new();
 570         gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
 571         gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD);
 572         gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text), 6);
 573         gtk_text_view_set_right_margin(GTK_TEXT_VIEW(text), 6);
 574         gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(text), FALSE);
 575         gtk_container_add(GTK_CONTAINER(scrolledwin), text);
 576
 577         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
 578         gtk_text_buffer_get_iter_at_offset(buffer, &iter, 0);
 579
 580         gtk_text_buffer_insert(buffer, &iter,
 581                 _("This program is free software; you can redistribute it and/or modify "
 582                   "it under the terms of the GNU General Public License as published by "
 583                   "the Free Software Foundation; either version 2, or (at your option) "
 584                   "any later version.\n\n"), -1);
 585
 586         gtk_text_buffer_insert(buffer, &iter,
 587                 _("This program is distributed in the hope that it will be useful, "
 588                   "but WITHOUT ANY WARRANTY; without even the implied warranty of "
 589                   "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. "
 590                   "See the GNU General Public License for more details.\n\n"), -1);
 591
 592         gtk_text_buffer_insert(buffer, &iter,
 593                 _("You should have received a copy of the GNU General Public License "
 594                   "along with this program; if not, write to the Free Software "
 595                   "Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, "
 596                   "MA 02110-1301, USA.\n\n"), -1);
 597 #ifdef USE_OPENSSL
 598         tag = gtk_text_buffer_create_tag(buffer, "link",
 599                 "foreground-gdk", &uri_color,
 600                 NULL);
 601         gtk_text_buffer_create_tag(buffer, "link-hover",
 602                 "foreground-gdk", &uri_color,
 603                 "underline", PANGO_UNDERLINE_SINGLE,
 604                 NULL);
 605
 606         gtk_text_buffer_insert(buffer, &iter,
 607                 _("This product includes software developed by the OpenSSL Project "
 608                   "for use in the OpenSSL Toolkit ("), -1);
 609         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, OPENSSL_URI, -1,
 610                 "link", NULL);
 611         gtk_text_buffer_insert(buffer, &iter, _(").\n"), -1);
 612
 613         g_signal_connect(G_OBJECT(tag), "event",
 614                                 G_CALLBACK(about_textview_uri_clicked), text);
 615         g_signal_connect(G_OBJECT(text), "motion-notify-event",
 616                          G_CALLBACK(about_textview_motion_notify), text);
 617         g_signal_connect(G_OBJECT(text), "leave-notify-event",
 618                                 G_CALLBACK(about_textview_leave_notify), text);
 619 #endif
 620
 621         gtk_notebook_append_page(GTK_NOTEBOOK(notebook),
 622                                  scrolledwin,
 623                                  gtk_label_new_with_mnemonic(_("_License")));
 624
 625         gtk_box_pack_start(GTK_BOX(vbox1), notebook, TRUE, TRUE, 0);
 626
 627         gtkut_stock_button_set_create(&confirm_area, &close_button, GTK_STOCK_CLOSE,
 628                                       NULL, NULL, NULL, NULL);
 629         gtk_box_pack_end(GTK_BOX(vbox1), confirm_area, FALSE, FALSE, 4);
 630         gtk_widget_grab_default(close_button);
 631         gtk_widget_grab_focus(close_button);
 632         g_signal_connect_closure
 633                 (G_OBJECT(close_button), "clicked",
 634                  g_cclosure_new_swap(G_CALLBACK(gtk_widget_hide_on_delete),
 635                                      window, NULL), FALSE);
 636
 637         gtk_widget_show_all(window);
 638 }
 639
 640 static gboolean key_pressed(GtkWidget *widget, GdkEventKey *event)
 641 {
 642         if (event && event->keyval == GDK_Escape)
 643                 gtk_widget_hide(window);
 644         return FALSE;
 645 }
 646
 647 static gboolean about_textview_uri_clicked(GtkTextTag *tag, GObject *obj,
 648                                         GdkEvent *event, GtkTextIter *iter,
 649                                         GtkWidget *textview)
 650 {
 651         GtkTextIter start_iter, end_iter;
 652         GdkEventButton *bevent;
 653         gchar *link = NULL;
 654
 655         if (!event || !tag) {
 656                 return FALSE;
 657         }
 658
 659         if (event->type != GDK_BUTTON_PRESS && event->type != GDK_2BUTTON_PRESS
 660                 && event->type != GDK_BUTTON_RELEASE) {
 661                 return FALSE;
 662         }
 663
 664         /* get link text from tag */
 665         if (get_tag_range(iter, tag, &start_iter,
 666                                    &end_iter) == FALSE) {
 667                 return FALSE;
 668         }
 669         link = gtk_text_iter_get_text(&start_iter, &end_iter);
 670         if (link == NULL) {
 671                 return FALSE;
 672         }
 673
 674         bevent = (GdkEventButton *) event;
 675         if (bevent->button == 1 && event->type == GDK_BUTTON_RELEASE) {
 676                 GtkTextBuffer *buffer;
 677
 678                 /* we shouldn't follow a link if the user has selected something */
 679                 buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview));
 680                 gtk_text_buffer_get_selection_bounds(buffer, &start_iter, &end_iter);
 681                 if (gtk_text_iter_get_offset(&start_iter) != gtk_text_iter_get_offset(&end_iter)) {
 682                         return FALSE;
 683                 }
 684                 /* open link and do *not* return TRUE so that
 685                    further gtk processing of the signal is done */
 686                 open_uri(link, prefs_common.uri_cmd);
 687
 688         } else {
 689                 if (bevent->button == 3 && event->type == GDK_BUTTON_PRESS) {
 690                         GtkItemFactory *link_popupfactory;
 691                         gint n_entries;
 692
 693                         n_entries = sizeof(textview_link_popup_entries) /
 694                                         sizeof(textview_link_popup_entries[0]);
 695                         link_popupmenu = menu_create_items(
 696                                                         textview_link_popup_entries, n_entries,
 697                                                 "<UriPopupMenu>", &link_popupfactory,
 698                                                 textview);
 699
 700                         g_object_set_data(
 701                                         G_OBJECT(link_popupmenu),
 702                                         "menu_button", link);
 703                         gtk_menu_popup(GTK_MENU(link_popupmenu),
 704                                         NULL, NULL, NULL, NULL,
 705                                         bevent->button, bevent->time);
 706
 707                         return TRUE;
 708                 }
 709         }
 710         return FALSE;
 711 }
 712
 713 static void about_open_link_cb(GtkWidget *widget, guint action, void *data)
 714 {
 715         gchar *link = g_object_get_data(G_OBJECT(link_popupmenu),
 716                                            "menu_button");
 717
 718         if (link == NULL) {
 719                 return;
 720         }
 721
 722         open_uri(link, prefs_common.uri_cmd);
 723         g_object_set_data(G_OBJECT(link_popupmenu), "menu_button",
 724                           NULL);
 725 }
 726
 727 static void about_copy_link_cb(GtkWidget *widget, guint action, void *data)
 728 {
 729         gchar *link = g_object_get_data(G_OBJECT(link_popupmenu),
 730                                            "menu_button");
 731
 732         if (link == NULL) {
 733                 return;
 734         }
 735
 736         gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_PRIMARY), link, -1);
 737         gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_CLIPBOARD), link, -1);
 738         g_object_set_data(G_OBJECT(link_popupmenu), "menu_button", NULL);
 739 }
 740
 741 static gboolean about_textview_motion_notify(GtkWidget *widget,
 742                                         GdkEventMotion *event,
 743                                         GtkWidget *textview)
 744 {
 745         about_textview_uri_update(textview, event->x, event->y);
 746         gdk_window_get_pointer(widget->window, NULL, NULL, NULL);
 747
 748         return FALSE;
 749 }
 750
 751 static gboolean about_textview_leave_notify(GtkWidget *widget,
 752                                         GdkEventCrossing *event,
 753                                         GtkWidget *textview)
 754 {
 755         about_textview_uri_update(textview, -1, -1);
 756
 757         return FALSE;
 758 }
 759
 760 static void about_textview_uri_update(GtkWidget *textview, gint x, gint y)
 761 {
 762         GtkTextBuffer *buffer;
 763         GtkTextIter start_iter, end_iter;
 764         gchar *uri = NULL;
 765         gboolean same;
 766
 767         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview));
 768
 769         if (x != -1 && y != -1) {
 770                 gint bx, by;
 771                 GtkTextIter iter;
 772                 GSList *tags;
 773                 GSList *cur;
 774
 775                 gtk_text_view_window_to_buffer_coords(GTK_TEXT_VIEW(textview),
 776                                 GTK_TEXT_WINDOW_WIDGET,
 777                                 x, y, &bx, &by);
 778                 gtk_text_view_get_iter_at_location(GTK_TEXT_VIEW(textview),
 779                                 &iter, bx, by);
 780
 781                 tags = gtk_text_iter_get_tags(&iter);
 782                 for (cur = tags; cur != NULL; cur = cur->next) {
 783                         GtkTextTag *tag = cur->data;
 784                         char *name;
 785
 786                         g_object_get(G_OBJECT(tag), "name", &name, NULL);
 787                         if (strcmp(name, "link") == 0
 788                             && get_tag_range(&iter, tag, &start_iter, &end_iter)) {
 789                                 uri = gtk_text_iter_get_text(&start_iter, &end_iter);
 790                         }
 791                         g_free(name);
 792
 793                         if (uri) {
 794                                 break;
 795                         }
 796                 }
 797                 g_slist_free(tags);
 798         }
 799
 800         /* compare previous hovered link and this one
 801            (here links must be unique in text buffer otherwise ClickableText structures should be
 802            used as in textview.c) */
 803         same = (uri != NULL && uri_hover != NULL
 804                 && strcmp((char*)uri, (char*)uri_hover) == 0);
 805
 806         if (same == FALSE) {
 807                 GdkWindow *window;
 808
 809                 if (uri_hover) {
 810                         gtk_text_buffer_remove_tag_by_name(buffer,
 811                                         "link-hover",
 812                                         &uri_hover_start_iter,
 813                                         &uri_hover_end_iter);
 814                 }
 815
 816                 uri_hover = uri;
 817                 if (uri) {
 818                         uri_hover_start_iter = start_iter;
 819                         uri_hover_end_iter = end_iter;
 820
 821                         gtk_text_buffer_apply_tag_by_name(buffer,
 822                                         "link-hover",
 823                                         &start_iter,
 824                                         &end_iter);
 825                 }
 826
 827                 window = gtk_text_view_get_window(GTK_TEXT_VIEW(textview),
 828                                                 GTK_TEXT_WINDOW_TEXT);
 829                 if (!hand_cursor)
 830                         hand_cursor = gdk_cursor_new(GDK_HAND2);
 831                 if (!text_cursor)
 832                         text_cursor = gdk_cursor_new(GDK_XTERM);
 833                 gdk_window_set_cursor(window, uri ? hand_cursor : text_cursor);
 834         }
 835 }