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 *hbox;
 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 #if HAVE_SYS_UTSNAME_H
 114         struct utsname utsbuf;
 115 #endif
 116         gchar buf[1024];
 117         gint i;
 118
 119         window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 120         gtk_window_set_title(GTK_WINDOW(window), _("About Claws Mail"));
 121         gtk_container_set_border_width(GTK_CONTAINER(window), 8);
 122         gtk_window_set_resizable(GTK_WINDOW(window), FALSE);
 123         gtk_widget_set_size_request(window, 450, -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         vbox1 = gtk_vbox_new(FALSE, 8);
 131         gtk_container_add(GTK_CONTAINER(window), vbox1);
 132
 133         hbox = gtk_hbox_new(FALSE, 0);
 134         gtk_widget_show (hbox);
 135         gtk_box_pack_start(GTK_BOX(vbox1), hbox, TRUE, TRUE, 0);
 136
 137         image = stock_pixmap_widget(window, STOCK_PIXMAP_CLAWS_MAIL_LOGO);
 138         gtk_box_pack_start(GTK_BOX(hbox), image, TRUE, TRUE, 0);
 139
 140         vbox2 = gtk_vbox_new (FALSE, 0);
 141         gtk_box_pack_start(GTK_BOX(hbox), vbox2, TRUE, TRUE, 0);
 142
 143         label = gtk_label_new("");
 144         gtk_label_set_selectable(GTK_LABEL(label), TRUE);
 145         gtk_label_set_justify(GTK_LABEL(label), GTK_JUSTIFY_CENTER);
 146         gtk_box_pack_start(GTK_BOX(vbox2), label, FALSE, FALSE, 0);
 147         markup = g_markup_printf_escaped
 148                 ("<span weight=\"bold\" size=\"xx-large\">Claws Mail</span>\nversion %s",
 149                  VERSION);
 150         gtk_label_set_markup(GTK_LABEL(label), markup);
 151         g_free(markup);
 152
 153         button = gtkut_get_link_btn(window, HOMEPAGE_URI, " "HOMEPAGE_URI" ");
 154         gtk_box_pack_start(GTK_BOX(vbox2), button, FALSE, FALSE, 0);
 155
 156         label = gtk_label_new
 157                 (_("Copyright (C) 1999-2006 Hiroyuki Yamamoto <hiro-y@kcn.ne.jp>\n"
 158                  "and the Claws Mail team"));
 159         gtk_misc_set_padding(GTK_MISC(label), 0, 12);
 160         gtk_label_set_selectable(GTK_LABEL(label), TRUE);
 161         gtk_label_set_justify(GTK_LABEL(label), GTK_JUSTIFY_CENTER);
 162         gtk_label_set_line_wrap(GTK_LABEL(label), TRUE);
 163         gtk_box_pack_start(GTK_BOX(vbox2), label, FALSE, FALSE, 0);
 164
 165         notebook = gtk_notebook_new();
 166         gtk_widget_set_size_request(notebook, -1, 220);
 167         gtk_widget_show(notebook);
 168
 169         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 170         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 171                                        GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 172         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
 173                                             GTK_SHADOW_IN);
 174
 175         text = gtk_text_view_new();
 176         gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
 177         gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD);
 178         gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text), 6);
 179         gtk_text_view_set_right_margin(GTK_TEXT_VIEW(text), 6);
 180         gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(text), FALSE);
 181         gtk_container_add(GTK_CONTAINER(scrolledwin), text);
 182         gtk_widget_add_events(text, GDK_LEAVE_NOTIFY_MASK);
 183
 184         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
 185         gtk_text_buffer_get_iter_at_offset(buffer, &iter, 0);
 186
 187         /* textview link style (based upon main prefs) */
 188         gtkut_convert_int_to_gdk_color(prefs_common.uri_col,
 189                                 (GdkColor*)&uri_color);
 190         tag = gtk_text_buffer_create_tag(buffer, "link",
 191                                 "foreground-gdk", &uri_color,
 192                                 "wrap-mode", GTK_WRAP_NONE,
 193                                 NULL);
 194         gtk_text_buffer_create_tag(buffer, "link-hover",
 195                                 "foreground-gdk", &uri_color,
 196                                 "underline", PANGO_UNDERLINE_SINGLE,
 197                                 NULL);
 198
 199         gtk_text_buffer_insert(buffer, &iter, _(
 200                                 "Claws Mail is a lightweight, fast and "
 201                                 "highly-configurable email client.\n\n"
 202                                 "For further information visit the Claws Mail "
 203                                 "website:\n"), -1);
 204         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, HOMEPAGE_URI, -1,
 205                                 "link", NULL);
 206         gtk_text_buffer_insert(buffer, &iter, _("\n\n"
 207                                 "Claws Mail is free software released "
 208                                 "under the GPL license. If you wish to donate "
 209                                 "to the Claws Mail project you can do "
 210                                 "so at:\n"), -1);
 211         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, DONATE_URI, -1,
 212                                 "link", NULL);
 213
 214         gtk_text_buffer_create_tag(buffer, "indented-list-item",
 215                                 "indent", 8,
 216                                 NULL);
 217         gtk_text_buffer_create_tag(buffer, "underlined-list-title",
 218                                 "underline", PANGO_UNDERLINE_SINGLE,
 219                                 NULL);
 220
 221         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("\n\nSystem Information\n")), -1,
 222                         "underlined-list-title", NULL);
 223
 224 #if HAVE_SYS_UTSNAME_H
 225         uname(&utsbuf);
 226         g_snprintf(buf, sizeof(buf),
 227                    _("GTK+ %d.%d.%d / GLib %d.%d.%d\n"
 228                      "Locale: %s (charset: %s)\n"
 229                      "Operating System: %s %s (%s)"),
 230                    gtk_major_version, gtk_minor_version, gtk_micro_version,
 231                    glib_major_version, glib_minor_version, glib_micro_version,
 232                    conv_get_current_locale(), conv_get_locale_charset_str(),
 233                    utsbuf.sysname, utsbuf.release, utsbuf.machine);
 234 #elif defined(G_OS_WIN32)
 235         g_snprintf(buf, sizeof(buf),
 236                    _("GTK+ %d.%d.%d / GLib %d.%d.%d\n"
 237                      "Locale: %s (charset: %s)\n"
 238                      "Operating System: %s"),
 239                    gtk_major_version, gtk_minor_version, gtk_micro_version,
 240                    glib_major_version, glib_minor_version, glib_micro_version,
 241                    conv_get_current_locale(), conv_get_locale_charset_str(),
 242                    "Win32");
 243 #else
 244         g_snprintf(buf, sizeof(buf),
 245                    _("GTK+ %d.%d.%d / GLib %d.%d.%d\n"
 246                      "Locale: %s (charset: %s)\n"
 247                      "Operating System: unknown"),
 248                    gtk_major_version, gtk_minor_version, gtk_micro_version,
 249                    glib_major_version, glib_minor_version, glib_micro_version,
 250                    conv_get_current_locale(), conv_get_locale_charset_str());
 251 #endif
 252
 253         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, buf, -1,
 254                                                  "indented-list-item", NULL);
 255
 256         gtk_text_buffer_insert(buffer, &iter, "\n", -1);
 257
 258         g_signal_connect(G_OBJECT(tag), "event",
 259                                 G_CALLBACK(about_textview_uri_clicked), text);
 260         g_signal_connect(G_OBJECT(text), "motion-notify-event",
 261                                 G_CALLBACK(about_textview_motion_notify), text);
 262         g_signal_connect(G_OBJECT(text), "leave-notify-event",
 263                                 G_CALLBACK(about_textview_leave_notify), text);
 264
 265         gtk_notebook_append_page(GTK_NOTEBOOK(notebook),
 266                                 scrolledwin,
 267                                 gtk_label_new_with_mnemonic(_("_Info")));
 268
 269         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 270         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 271                                        GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 272         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
 273                                             GTK_SHADOW_IN);
 274
 275         text = gtk_text_view_new();
 276         gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
 277         gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD);
 278         gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text), 6);
 279         gtk_text_view_set_right_margin(GTK_TEXT_VIEW(text), 6);
 280         gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(text), FALSE);
 281         gtk_container_add(GTK_CONTAINER(scrolledwin), text);
 282         gtk_widget_add_events(text, GDK_LEAVE_NOTIFY_MASK);
 283
 284         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
 285         gtk_text_buffer_get_iter_at_offset(buffer, &iter, 0);
 286
 287         /* init formatting tag: indentation  for list items */
 288         gtk_text_buffer_create_tag(buffer, "indented-list-item",
 289                                 "indent", 8,
 290                                 NULL);
 291         gtk_text_buffer_create_tag(buffer, "underlined-list-title",
 292                                 "underline", PANGO_UNDERLINE_SINGLE,
 293                                 NULL);
 294
 295         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("The Claws Mail Team\n")), -1,
 296                         "underlined-list-title", NULL);
 297
 298         for (i = 0; TEAM_LIST[i] != NULL; i++) {
 299                 if (g_utf8_validate(TEAM_LIST[i], -1, NULL))
 300                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, TEAM_LIST[i], -1,
 301                                         "indented-list-item", NULL);
 302                 else {
 303                         gchar *conv = conv_codeset_strdup(TEAM_LIST[i], CS_ISO_8859_1, CS_UTF_8);
 304                         if (conv)
 305                                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
 306                                                 "indented-list-item", NULL);
 307                         g_free(conv);
 308                 }
 309                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 310         }
 311
 312         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("\nPrevious team members\n")), -1,
 313                         "underlined-list-title", NULL);
 314
 315         for (i = 0; EX_TEAM_LIST[i] != NULL; i++) {
 316                 if (g_utf8_validate(EX_TEAM_LIST[i], -1, NULL))
 317                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, EX_TEAM_LIST[i], -1,
 318                                         "indented-list-item", NULL);
 319                 else {
 320                         gchar *conv = conv_codeset_strdup(EX_TEAM_LIST[i], CS_ISO_8859_1, CS_UTF_8);
 321                         if (conv)
 322                                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
 323                                                 "indented-list-item", NULL);
 324                         g_free(conv);
 325                 }
 326                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 327         }
 328
 329         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("\nThe translation team\n")), -1,
 330                         "underlined-list-title", NULL);
 331
 332         for (i = 0; TRANS_TEAM_LIST[i] != NULL; i++) {
 333                 if (g_utf8_validate(TRANS_TEAM_LIST[i], -1, NULL))
 334                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, TRANS_TEAM_LIST[i], -1,
 335                                         "indented-list-item", NULL);
 336                 else {
 337                         gchar *conv = conv_codeset_strdup(TRANS_TEAM_LIST[i], CS_ISO_8859_1, CS_UTF_8);
 338                         if (conv)
 339                                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
 340                                                 "indented-list-item", NULL);
 341                         g_free(conv);
 342                 }
 343                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 344         }
 345
 346         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("\nDocumentation team\n")), -1,
 347                         "underlined-list-title", NULL);
 348
 349         for (i = 0; DOC_TEAM_LIST[i] != NULL; i++) {
 350                 if (g_utf8_validate(DOC_TEAM_LIST[i], -1, NULL))
 351                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, DOC_TEAM_LIST[i], -1,
 352                                         "indented-list-item", NULL);
 353                 else {
 354                         gchar *conv = conv_codeset_strdup(DOC_TEAM_LIST[i], CS_ISO_8859_1, CS_UTF_8);
 355                         if (conv)
 356                                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
 357                                                 "indented-list-item", NULL);
 358                         g_free(conv);
 359                 }
 360                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 361         }
 362
 363         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("\nLogo\n")), -1,
 364                         "underlined-list-title", NULL);
 365
 366         for (i = 0; LOGO_LIST[i] != NULL; i++) {
 367                 if (g_utf8_validate(LOGO_LIST[i], -1, NULL))
 368                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, LOGO_LIST[i], -1,
 369                                         "indented-list-item", NULL);
 370                 else {
 371                         gchar *conv = conv_codeset_strdup(LOGO_LIST[i], CS_ISO_8859_1, CS_UTF_8);
 372                         if (conv)
 373                                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
 374                                                 "indented-list-item", NULL);
 375                         g_free(conv);
 376                 }
 377                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 378         }
 379
 380         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("\nIcons\n")), -1,
 381                         "underlined-list-title", NULL);
 382
 383         for (i = 0; ICONS_LIST[i] != NULL; i++) {
 384                 if (g_utf8_validate(ICONS_LIST[i], -1, NULL))
 385                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, ICONS_LIST[i], -1,
 386                                         "indented-list-item", NULL);
 387                 else {
 388                         gchar *conv = conv_codeset_strdup(ICONS_LIST[i], CS_ISO_8859_1, CS_UTF_8);
 389                         if (conv)
 390                                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
 391                                                 "indented-list-item", NULL);
 392                         g_free(conv);
 393                 }
 394                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 395         }
 396
 397         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("\nContributors\n")), -1,
 398                         "underlined-list-title", NULL);
 399
 400         for (i = 0; CONTRIBS_LIST[i] != NULL; i++) {
 401                 if (g_utf8_validate(CONTRIBS_LIST[i], -1, NULL))
 402                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, CONTRIBS_LIST[i], -1,
 403                                         "indented-list-item", NULL);
 404                 else {
 405                         gchar *conv = conv_codeset_strdup(CONTRIBS_LIST[i], CS_ISO_8859_1, CS_UTF_8);
 406                         if (conv)
 407                                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
 408                                                 "indented-list-item", NULL);
 409                         g_free(conv);
 410                 }
 411                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 412         }
 413
 414         gtk_notebook_append_page(GTK_NOTEBOOK(notebook),
 415                                  scrolledwin,
 416                                  gtk_label_new_with_mnemonic(_("_Authors")));
 417
 418         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 419         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 420                                        GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 421         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
 422                                             GTK_SHADOW_IN);
 423
 424         text = gtk_text_view_new();
 425         gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
 426         gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD);
 427         gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text), 6);
 428         gtk_text_view_set_right_margin(GTK_TEXT_VIEW(text), 6);
 429         gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(text), FALSE);
 430         gtk_container_add(GTK_CONTAINER(scrolledwin), text);
 431         gtk_widget_add_events(text, GDK_LEAVE_NOTIFY_MASK);
 432
 433         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
 434         gtk_text_buffer_get_iter_at_offset(buffer, &iter, 0);
 435
 436         gtk_text_buffer_insert(buffer, &iter, _("Compiled-in Features\n"), -1);
 437
 438         gtk_text_buffer_create_tag(buffer, "bold", "weight", PANGO_WEIGHT_BOLD,
 439                                    NULL);
 440
 441         stock_pixbuf_gdk(window, STOCK_PIXMAP_ACTIVE, &active_pixbuf);
 442         stock_pixbuf_gdk(window, STOCK_PIXMAP_INACTIVE, &inactive_pixbuf);
 443
 444 #if INET6
 445         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 446 #else
 447         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 448 #endif
 449         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" IPv6 "), -1,
 450                                                  "bold", NULL);
 451         gtk_text_buffer_insert(buffer, &iter,
 452                 (gchar *)Q_("IPv6|adds support for IPv6 addresses, the new internet "
 453                             "addressing protocol\n"), -1);
 454
 455 #if HAVE_ICONV
 456         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 457 #else
 458         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 459 #endif
 460         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" iconv "), -1,
 461                                                  "bold", NULL);
 462         gtk_text_buffer_insert(buffer, &iter,
 463                 (gchar *)Q_("iconv|allows converting to and from different character sets\n"), -1);
 464
 465 #if HAVE_LIBCOMPFACE
 466         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 467 #else
 468         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 469 #endif
 470         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" compface "), -1,
 471                                                  "bold", NULL);
 472         gtk_text_buffer_insert(buffer, &iter,
 473                 (gchar *)Q_("compface|adds support for the X-Face header\n"), -1);
 474
 475 #if USE_OPENSSL
 476         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 477 #else
 478         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 479 #endif
 480         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" OpenSSL "), -1,
 481                                                  "bold", NULL);
 482         gtk_text_buffer_insert(buffer, &iter,
 483                 (gchar *)Q_("OpenSSL|adds support for encrypted connections to servers\n"), -1);
 484
 485 #if USE_LDAP
 486         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 487 #else
 488         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 489 #endif
 490         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" LDAP "), -1,
 491                                                  "bold", NULL);
 492         gtk_text_buffer_insert(buffer, &iter,
 493                 (gchar *)Q_("LDAP|adds support for LDAP shared addressbooks\n"), -1);
 494
 495 #if USE_JPILOT
 496         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 497 #else
 498         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 499 #endif
 500         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" JPilot "), -1,
 501                                                  "bold", NULL);
 502         gtk_text_buffer_insert(buffer, &iter,
 503                 (gchar *)Q_("JPilot|adds support for PalmOS addressbooks\n"), -1);
 504
 505 #if USE_ASPELL
 506         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 507 #else
 508         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 509 #endif
 510         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" GNU/aspell "), -1,
 511                                                  "bold", NULL);
 512         gtk_text_buffer_insert(buffer, &iter,
 513                 (gchar *)Q_("GNU/aspell|adds support for spell checking\n"), -1);
 514
 515 #if HAVE_LIBETPAN
 516         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 517 #else
 518         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 519 #endif
 520         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" libetpan "), -1,
 521                                                  "bold", NULL);
 522         gtk_text_buffer_insert(buffer, &iter,
 523                 (gchar *)Q_("libetpan|adds support for IMAP servers\n"), -1);
 524
 525 #if USE_GNOMEPRINT
 526         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 527 #else
 528         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 529 #endif
 530         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" libgnomeprint "), -1,
 531                                                  "bold", NULL);
 532         gtk_text_buffer_insert(buffer, &iter,
 533                 (gchar *)Q_("libgnomeprint|adds support for a complete print dialog\n"), -1);
 534
 535 #if HAVE_LIBSM
 536         gtk_text_buffer_insert_pixbuf(buffer, &iter, active_pixbuf);
 537 #else
 538         gtk_text_buffer_insert_pixbuf(buffer, &iter, inactive_pixbuf);
 539 #endif
 540         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (" libSM "), -1,
 541                                                  "bold", NULL);
 542         gtk_text_buffer_insert(buffer, &iter,
 543                 (gchar *)Q_("libSM|adds support for session handling\n"), -1);
 544
 545         gtk_notebook_append_page(GTK_NOTEBOOK(notebook),
 546                                  scrolledwin,
 547                                  gtk_label_new_with_mnemonic(_("_Features")));
 548
 549         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 550         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 551                                        GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 552         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
 553                                             GTK_SHADOW_IN);
 554
 555         text = gtk_text_view_new();
 556         gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
 557         gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD);
 558         gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text), 6);
 559         gtk_text_view_set_right_margin(GTK_TEXT_VIEW(text), 6);
 560         gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(text), FALSE);
 561         gtk_container_add(GTK_CONTAINER(scrolledwin), text);
 562
 563         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
 564         gtk_text_buffer_get_iter_at_offset(buffer, &iter, 0);
 565
 566         gtk_text_buffer_insert(buffer, &iter,
 567                 _("This program is free software; you can redistribute it and/or modify "
 568                   "it under the terms of the GNU General Public License as published by "
 569                   "the Free Software Foundation; either version 2, or (at your option) "
 570                   "any later version.\n\n"), -1);
 571
 572         gtk_text_buffer_insert(buffer, &iter,
 573                 _("This program is distributed in the hope that it will be useful, "
 574                   "but WITHOUT ANY WARRANTY; without even the implied warranty of "
 575                   "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. "
 576                   "See the GNU General Public License for more details.\n\n"), -1);
 577
 578         gtk_text_buffer_insert(buffer, &iter,
 579                 _("You should have received a copy of the GNU General Public License "
 580                   "along with this program; if not, write to the Free Software "
 581                   "Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, "
 582                   "MA 02110-1301, USA.\n\n"), -1);
 583 #ifdef USE_OPENSSL
 584         tag = gtk_text_buffer_create_tag(buffer, "link",
 585                 "foreground-gdk", &uri_color,
 586                 NULL);
 587         gtk_text_buffer_create_tag(buffer, "link-hover",
 588                 "foreground-gdk", &uri_color,
 589                 "underline", PANGO_UNDERLINE_SINGLE,
 590                 NULL);
 591
 592         gtk_text_buffer_insert(buffer, &iter,
 593                 _("This product includes software developed by the OpenSSL Project "
 594                   "for use in the OpenSSL Toolkit ("), -1);
 595         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, OPENSSL_URI, -1,
 596                 "link", NULL);
 597         gtk_text_buffer_insert(buffer, &iter, _(").\n"), -1);
 598
 599         g_signal_connect(G_OBJECT(tag), "event",
 600                                 G_CALLBACK(about_textview_uri_clicked), text);
 601         g_signal_connect(G_OBJECT(text), "motion-notify-event",
 602                          G_CALLBACK(about_textview_motion_notify), text);
 603         g_signal_connect(G_OBJECT(text), "leave-notify-event",
 604                                 G_CALLBACK(about_textview_leave_notify), text);
 605 #endif
 606
 607         gtk_notebook_append_page(GTK_NOTEBOOK(notebook),
 608                                  scrolledwin,
 609                                  gtk_label_new_with_mnemonic(_("_License")));
 610
 611         gtk_box_pack_start(GTK_BOX(vbox1), notebook, TRUE, TRUE, 0);
 612
 613         gtkut_stock_button_set_create(&confirm_area, &close_button, GTK_STOCK_CLOSE,
 614                                       NULL, NULL, NULL, NULL);
 615         gtk_box_pack_end(GTK_BOX(vbox1), confirm_area, FALSE, FALSE, 4);
 616         gtk_widget_grab_default(close_button);
 617         gtk_widget_grab_focus(close_button);
 618         g_signal_connect_closure
 619                 (G_OBJECT(close_button), "clicked",
 620                  g_cclosure_new_swap(G_CALLBACK(gtk_widget_hide_on_delete),
 621                                      window, NULL), FALSE);
 622
 623         gtk_widget_show_all(window);
 624 }
 625
 626 static gboolean key_pressed(GtkWidget *widget, GdkEventKey *event)
 627 {
 628         if (event && event->keyval == GDK_Escape)
 629                 gtk_widget_hide(window);
 630         return FALSE;
 631 }
 632
 633 static gboolean about_textview_uri_clicked(GtkTextTag *tag, GObject *obj,
 634                                         GdkEvent *event, GtkTextIter *iter,
 635                                         GtkWidget *textview)
 636 {
 637         GtkTextIter start_iter, end_iter;
 638         GdkEventButton *bevent;
 639         gchar *link = NULL;
 640
 641         if (!event || !tag) {
 642                 return FALSE;
 643         }
 644
 645         if (event->type != GDK_BUTTON_PRESS && event->type != GDK_2BUTTON_PRESS
 646                 && event->type != GDK_BUTTON_RELEASE) {
 647                 return FALSE;
 648         }
 649
 650         /* get link text from tag */
 651         if (get_tag_range(iter, tag, &start_iter,
 652                                    &end_iter) == FALSE) {
 653                 return FALSE;
 654         }
 655         link = gtk_text_iter_get_text(&start_iter, &end_iter);
 656         if (link == NULL) {
 657                 return FALSE;
 658         }
 659
 660         bevent = (GdkEventButton *) event;
 661         if (bevent->button == 1 && event->type == GDK_BUTTON_RELEASE) {
 662                 GtkTextBuffer *buffer;
 663
 664                 /* we shouldn't follow a link if the user has selected something */
 665                 buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview));
 666                 gtk_text_buffer_get_selection_bounds(buffer, &start_iter, &end_iter);
 667                 if (gtk_text_iter_get_offset(&start_iter) != gtk_text_iter_get_offset(&end_iter)) {
 668                         return FALSE;
 669                 }
 670                 /* open link and do *not* return TRUE so that
 671                    further gtk processing of the signal is done */
 672                 open_uri(link, prefs_common.uri_cmd);
 673
 674         } else {
 675                 if (bevent->button == 3 && event->type == GDK_BUTTON_PRESS) {
 676                         GtkItemFactory *link_popupfactory;
 677                         gint n_entries;
 678
 679                         n_entries = sizeof(textview_link_popup_entries) /
 680                                         sizeof(textview_link_popup_entries[0]);
 681                         link_popupmenu = menu_create_items(
 682                                                         textview_link_popup_entries, n_entries,
 683                                                 "<UriPopupMenu>", &link_popupfactory,
 684                                                 textview);
 685
 686                         g_object_set_data(
 687                                         G_OBJECT(link_popupmenu),
 688                                         "menu_button", link);
 689                         gtk_menu_popup(GTK_MENU(link_popupmenu),
 690                                         NULL, NULL, NULL, NULL,
 691                                         bevent->button, bevent->time);
 692
 693                         return TRUE;
 694                 }
 695         }
 696         return FALSE;
 697 }
 698
 699 static void about_open_link_cb(GtkWidget *widget, guint action, void *data)
 700 {
 701         gchar *link = g_object_get_data(G_OBJECT(link_popupmenu),
 702                                            "menu_button");
 703
 704         if (link == NULL) {
 705                 return;
 706         }
 707
 708         open_uri(link, prefs_common.uri_cmd);
 709         g_object_set_data(G_OBJECT(link_popupmenu), "menu_button",
 710                           NULL);
 711 }
 712
 713 static void about_copy_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         gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_PRIMARY), link, -1);
 723         gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_CLIPBOARD), link, -1);
 724         g_object_set_data(G_OBJECT(link_popupmenu), "menu_button", NULL);
 725 }
 726
 727 static gboolean about_textview_motion_notify(GtkWidget *widget,
 728                                         GdkEventMotion *event,
 729                                         GtkWidget *textview)
 730 {
 731         about_textview_uri_update(textview, event->x, event->y);
 732         gdk_window_get_pointer(widget->window, NULL, NULL, NULL);
 733
 734         return FALSE;
 735 }
 736
 737 static gboolean about_textview_leave_notify(GtkWidget *widget,
 738                                         GdkEventCrossing *event,
 739                                         GtkWidget *textview)
 740 {
 741         about_textview_uri_update(textview, -1, -1);
 742
 743         return FALSE;
 744 }
 745
 746 static void about_textview_uri_update(GtkWidget *textview, gint x, gint y)
 747 {
 748         GtkTextBuffer *buffer;
 749         GtkTextIter start_iter, end_iter;
 750         gchar *uri = NULL;
 751         gboolean same;
 752
 753         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview));
 754
 755         if (x != -1 && y != -1) {
 756                 gint bx, by;
 757                 GtkTextIter iter;
 758                 GSList *tags;
 759                 GSList *cur;
 760
 761                 gtk_text_view_window_to_buffer_coords(GTK_TEXT_VIEW(textview),
 762                                 GTK_TEXT_WINDOW_WIDGET,
 763                                 x, y, &bx, &by);
 764                 gtk_text_view_get_iter_at_location(GTK_TEXT_VIEW(textview),
 765                                 &iter, bx, by);
 766
 767                 tags = gtk_text_iter_get_tags(&iter);
 768                 for (cur = tags; cur != NULL; cur = cur->next) {
 769                         GtkTextTag *tag = cur->data;
 770                         char *name;
 771
 772                         g_object_get(G_OBJECT(tag), "name", &name, NULL);
 773                         if (strcmp(name, "link") == 0
 774                             && get_tag_range(&iter, tag, &start_iter, &end_iter)) {
 775                                 uri = gtk_text_iter_get_text(&start_iter, &end_iter);
 776                         }
 777                         g_free(name);
 778
 779                         if (uri) {
 780                                 break;
 781                         }
 782                 }
 783                 g_slist_free(tags);
 784         }
 785
 786         /* compare previous hovered link and this one
 787            (here links must be unique in text buffer otherwise ClickableText structures should be
 788            used as in textview.c) */
 789         same = (uri != NULL && uri_hover != NULL
 790                 && strcmp((char*)uri, (char*)uri_hover) == 0);
 791
 792         if (same == FALSE) {
 793                 GdkWindow *window;
 794
 795                 if (uri_hover) {
 796                         gtk_text_buffer_remove_tag_by_name(buffer,
 797                                         "link-hover",
 798                                         &uri_hover_start_iter,
 799                                         &uri_hover_end_iter);
 800                 }
 801
 802                 uri_hover = uri;
 803                 if (uri) {
 804                         uri_hover_start_iter = start_iter;
 805                         uri_hover_end_iter = end_iter;
 806
 807                         gtk_text_buffer_apply_tag_by_name(buffer,
 808                                         "link-hover",
 809                                         &start_iter,
 810                                         &end_iter);
 811                 }
 812
 813                 window = gtk_text_view_get_window(GTK_TEXT_VIEW(textview),
 814                                                 GTK_TEXT_WINDOW_TEXT);
 815                 if (!hand_cursor)
 816                         hand_cursor = gdk_cursor_new(GDK_HAND2);
 817                 if (!text_cursor)
 818                         text_cursor = gdk_cursor_new(GDK_XTERM);
 819                 gdk_window_set_cursor(window, uri ? hand_cursor : text_cursor);
 820         }
 821 }