src/gtk/about.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2005 Hiroyuki Yamamoto
   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
  52 static GtkWidget *window;
  53 static GtkWidget *scrolledwin;
  54
  55 static void about_create(void);
  56 static gboolean key_pressed(GtkWidget *widget, GdkEventKey *event);
  57 static void about_uri_clicked(GtkButton *button, gpointer data);
  58 static gboolean scrollme = FALSE;
  59
  60 static gboolean scroller(gpointer data)
  61 {
  62         GtkAdjustment *adj = (GtkAdjustment *)data;
  63         if (adj->value != adj->upper)
  64                 gtk_adjustment_set_value(adj, adj->value + 1);
  65         else
  66                 gtk_adjustment_set_value(adj, 0);
  67         return scrollme;
  68 }
  69
  70 void about_show(void)
  71 {
  72         GtkAdjustment *adj = NULL;
  73         if (!window)
  74                 about_create();
  75         else
  76                 gtk_window_present(GTK_WINDOW(window));
  77         scrollme = TRUE;
  78         adj = gtk_scrolled_window_get_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin));
  79         gtk_adjustment_set_value(adj, 0);
  80         g_timeout_add(30, scroller, adj);
  81 }
  82
  83 static void about_create(void)
  84 {
  85         GtkWidget *vbox1;
  86         GtkWidget *table;
  87         GtkWidget *image;
  88         GtkWidget *vbox2;
  89         GtkWidget *label;
  90         GtkWidget *button;
  91         GtkStyle *style;
  92         GdkColormap *cmap;
  93         GdkColor uri_color[2] = {{0, 0, 0, 0xffff}, {0, 0xffff, 0, 0}};
  94         gboolean success[2];
  95         char *markup;
  96         GtkWidget *text;
  97         GtkWidget *confirm_area;
  98         GtkWidget *close_button;
  99         GtkTextBuffer *buffer;
 100         GtkTextIter iter;
 101         GdkColor color = {0, 0, 0, 0};
 102
 103 #if HAVE_SYS_UTSNAME_H
 104         struct utsname utsbuf;
 105 #endif
 106         gchar buf[1024];
 107         gint i;
 108
 109         window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 110         gtk_window_set_title(GTK_WINDOW(window), _("About"));
 111         gtk_container_set_border_width(GTK_CONTAINER(window), 8);
 112         gtk_widget_set_size_request(window, 518, 358);
 113         g_signal_connect(G_OBJECT(window), "delete_event",
 114                          G_CALLBACK(gtk_widget_hide_on_delete), NULL);
 115         g_signal_connect(G_OBJECT(window), "key_press_event",
 116                          G_CALLBACK(key_pressed), NULL);
 117         gtk_widget_realize(window);
 118
 119         vbox1 = gtk_vbox_new(FALSE, 0);
 120         gtk_container_add(GTK_CONTAINER(window), vbox1);
 121
 122         table = gtk_table_new (1, 2, FALSE);
 123         gtk_box_pack_start(GTK_BOX(vbox1), table, FALSE, FALSE, 0);
 124
 125         image = stock_pixmap_widget(window, STOCK_PIXMAP_SYLPHEED_LOGO);
 126         gtk_table_attach(GTK_TABLE(table), image, 0, 1, 0, 1,
 127                          (GtkAttachOptions) (GTK_SHRINK),
 128                          (GtkAttachOptions) (GTK_SHRINK), 0, 0);
 129
 130         vbox2 = gtk_vbox_new (TRUE, 0);
 131         gtk_table_attach(GTK_TABLE(table), vbox2, 1, 2, 0, 1,
 132                          (GtkAttachOptions) (GTK_EXPAND),
 133                          (GtkAttachOptions) (GTK_SHRINK), 0, 0);
 134
 135         label = gtk_label_new("");
 136         gtk_label_set_selectable(GTK_LABEL(label), TRUE);
 137         gtk_label_set_justify(GTK_LABEL(label), GTK_JUSTIFY_CENTER);
 138         gtk_box_pack_start(GTK_BOX(vbox2), label, FALSE, FALSE, 0);
 139         markup = g_markup_printf_escaped
 140                 ("<span weight=\"bold\" size=\"x-large\">Sylpheed-Claws</span>\nversion %s",
 141                  VERSION);
 142         gtk_label_set_markup(GTK_LABEL(label), markup);
 143         g_free(markup);
 144
 145         button = gtk_button_new_with_label(" "HOMEPAGE_URI" ");
 146         gtk_box_pack_start(GTK_BOX(vbox2), button, FALSE, FALSE, 0);
 147         gtk_button_set_relief(GTK_BUTTON(button), GTK_RELIEF_NONE);
 148         g_signal_connect(G_OBJECT(button), "clicked",
 149                          G_CALLBACK(about_uri_clicked), NULL);
 150         buf[0] = ' ';
 151         for (i = 1; i <= strlen(HOMEPAGE_URI); i++) buf[i] = '_';
 152         strcpy(buf + i, " ");
 153         gtk_label_set_pattern(GTK_LABEL(GTK_BIN(button)->child), buf);
 154         cmap = gdk_drawable_get_colormap(window->window);
 155         gdk_colormap_alloc_colors(cmap, uri_color, 2, FALSE, TRUE, success);
 156         if (success[0] == TRUE && success[1] == TRUE) {
 157                 gtk_widget_ensure_style(GTK_BIN(button)->child);
 158                 style = gtk_style_copy
 159                         (gtk_widget_get_style(GTK_BIN(button)->child));
 160                 style->fg[GTK_STATE_NORMAL]   = uri_color[0];
 161                 style->fg[GTK_STATE_ACTIVE]   = uri_color[1];
 162                 style->fg[GTK_STATE_PRELIGHT] = uri_color[0];
 163                 gtk_widget_set_style(GTK_BIN(button)->child, style);
 164         } else
 165                 g_warning("about_create(): color allocation failed.\n");
 166
 167 #if HAVE_SYS_UTSNAME_H
 168         uname(&utsbuf);
 169         g_snprintf(buf, sizeof(buf),
 170                    _("GTK+ %d.%d.%d / GLib %d.%d.%d\n"
 171                    "Operating System: %s %s (%s)"),
 172                    gtk_major_version, gtk_minor_version, gtk_micro_version,
 173                    glib_major_version, glib_minor_version, glib_micro_version,
 174                    utsbuf.sysname, utsbuf.release, utsbuf.machine);
 175 #elif defined(G_OS_WIN32)
 176         g_snprintf(buf, sizeof(buf),
 177                    _("GTK+ %d.%d.%d / GLib %d.%d.%d\n"
 178                    "Operating System: %s"),
 179                    gtk_major_version, gtk_minor_version, gtk_micro_version,
 180                    glib_major_version, glib_minor_version, glib_micro_version,
 181                    "Win32");
 182 #else
 183         g_snprintf(buf, sizeof(buf),
 184                    _("GTK+ %d.%d.%d / GLib %d.%d.%d\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 #endif
 189
 190         label = gtk_label_new(buf);
 191         gtk_label_set_selectable(GTK_LABEL(label), TRUE);
 192         gtk_label_set_justify(GTK_LABEL(label), GTK_JUSTIFY_CENTER);
 193         gtk_label_set_line_wrap(GTK_LABEL(label), TRUE);
 194         gtk_box_pack_start(GTK_BOX(vbox2), label, FALSE, FALSE, 0);
 195
 196         g_snprintf(buf, sizeof(buf),
 197                    _("Compiled-in features:%s"),
 198 #if USE_THREADS
 199                    " gthread"
 200 #endif
 201 #if INET6
 202                    " IPv6"
 203 #endif
 204 #if HAVE_ICONV
 205                    " iconv"
 206 #endif
 207 #if HAVE_LIBCOMPFACE
 208                    " compface"
 209 #endif
 210 #if USE_OPENSSL
 211                    " OpenSSL"
 212 #endif
 213 #if USE_LDAP
 214                    " LDAP"
 215 #endif
 216 #if USE_JPILOT
 217                    " JPilot"
 218 #endif
 219 #if USE_ASPELL
 220                    " GNU/aspell"
 221 #endif
 222 #if HAVE_LIBETPAN
 223                    " libetpan"
 224 #endif
 225 #if USE_GNOMEPRINT
 226                    " libgnomeprint"
 227 #endif
 228         "");
 229
 230         label = gtk_label_new(buf);
 231         gtk_label_set_selectable(GTK_LABEL(label), TRUE);
 232         gtk_label_set_line_wrap(GTK_LABEL(label), TRUE);
 233         gtk_box_pack_start(GTK_BOX(vbox2), label, FALSE, FALSE, 0);
 234
 235         label = gtk_label_new
 236                 ("Copyright (C) 1999-2005 Hiroyuki Yamamoto <hiro-y@kcn.ne.jp>\n"
 237                  "and the Sylpheed-Claws team");
 238         gtk_label_set_selectable(GTK_LABEL(label), TRUE);
 239         gtk_label_set_justify(GTK_LABEL(label), GTK_JUSTIFY_CENTER);
 240         gtk_box_pack_start(GTK_BOX(vbox1), label, TRUE, TRUE, 0);
 241
 242         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 243         gtk_widget_set_size_request(scrolledwin, -1, 80);
 244         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 245                                        GTK_POLICY_NEVER, GTK_POLICY_NEVER);
 246         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
 247                                             GTK_SHADOW_NONE);
 248         gtk_box_pack_start(GTK_BOX(vbox1), scrolledwin, FALSE, FALSE, 0);
 249
 250         text = gtk_text_view_new();
 251         gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
 252         gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD);
 253         gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text), 6);
 254         gtk_text_view_set_right_margin(GTK_TEXT_VIEW(text), 6);
 255         gtk_container_add(GTK_CONTAINER(scrolledwin), text);
 256
 257         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
 258         gtk_text_buffer_get_iter_at_offset(buffer, &iter, 0);
 259
 260         color = gtk_widget_get_style(label)->bg[GTK_STATE_NORMAL];
 261         gtk_widget_modify_base (text, GTK_STATE_NORMAL, &color);
 262
 263
 264         gtk_text_buffer_insert(buffer, &iter, "\n\n\n\n\n\n\n\n", -1);
 265
 266         gtk_text_buffer_insert(buffer, &iter,
 267                 _("This program is free software; you can redistribute it and/or modify "
 268                   "it under the terms of the GNU General Public License as published by "
 269                   "the Free Software Foundation; either version 2, or (at your option) "
 270                   "any later version.\n\n"), -1);
 271
 272         gtk_text_buffer_insert(buffer, &iter,
 273                 _("This program is distributed in the hope that it will be useful, "
 274                   "but WITHOUT ANY WARRANTY; without even the implied warranty of "
 275                   "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. "
 276                   "See the GNU General Public License for more details.\n\n"), -1);
 277
 278         gtk_text_buffer_insert(buffer, &iter,
 279                 _("You should have received a copy of the GNU General Public License "
 280                   "along with this program; if not, write to the Free Software "
 281                   "Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, "
 282                   "MA 02110-1301, USA."), -1);
 283 #ifdef USE_OPENSSL
 284         gtk_text_buffer_insert(buffer, &iter,
 285                 _("\n\nThis product includes software developed by the OpenSSL Project "
 286                   "for use in the OpenSSL Toolkit (http://www.openssl.org/)"), -1);
 287 #endif
 288         gtk_text_buffer_insert(buffer, &iter,
 289                 _("\n\n\nSylpheed-Claws is "
 290                   "proudly brought to you by:\n\n"), -1);
 291
 292         if (g_utf8_validate(AUTHORS_LIST, -1, NULL))
 293                 gtk_text_buffer_insert(buffer, &iter, AUTHORS_LIST, -1);
 294         else {
 295                 gchar *conv = conv_codeset_strdup(AUTHORS_LIST, CS_ISO_8859_1, CS_UTF_8);
 296                 if (conv)
 297                         gtk_text_buffer_insert(buffer, &iter, conv, -1);
 298                 g_free(conv);
 299         }
 300
 301         gtkut_stock_button_set_create(&confirm_area, &close_button, GTK_STOCK_CLOSE,
 302                                       NULL, NULL, NULL, NULL);
 303         gtk_box_pack_end(GTK_BOX(vbox1), confirm_area, FALSE, FALSE, 4);
 304         gtk_widget_grab_default(close_button);
 305         gtk_widget_grab_focus(close_button);
 306         g_signal_connect_closure
 307                 (G_OBJECT(close_button), "clicked",
 308                  g_cclosure_new_swap(G_CALLBACK(gtk_widget_hide_on_delete),
 309                                      window, NULL), FALSE);
 310
 311         gtk_widget_show_all(window);
 312 }
 313
 314 static gboolean key_pressed(GtkWidget *widget, GdkEventKey *event)
 315 {
 316         if (event && event->keyval == GDK_Escape) {
 317                 scrollme = FALSE;
 318                 gtk_widget_hide(window);
 319         }
 320         return FALSE;
 321 }
 322
 323 static void about_uri_clicked(GtkButton *button, gpointer data)
 324 {
 325         open_uri(HOMEPAGE_URI, prefs_common.uri_cmd);
 326 }