src/gtk/about.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2003 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, 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 <gdk/gdkkeysyms.h>
  28 #include <gtk/gtkwidget.h>
  29 #include <gtk/gtkwindow.h>
  30 #include <gtk/gtksignal.h>
  31 #include <gtk/gtkvbox.h>
  32 #include <gtk/gtkhbox.h>
  33 #include <gtk/gtklabel.h>
  34 #include <gtk/gtkhseparator.h>
  35 #include <gtk/gtkscrolledwindow.h>
  36 #include <gtk/gtktext.h>
  37 #include <gtk/gtkbutton.h>
  38 #if HAVE_SYS_UTSNAME_H
  39 #  include <sys/utsname.h>
  40 #endif
  41
  42 #include "intl.h"
  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
  50 static GtkWidget *window;
  51
  52 static void about_create(void);
  53 static gboolean key_pressed(GtkWidget *widget, GdkEventKey *event);
  54 static void about_uri_clicked(GtkButton *button, gpointer data);
  55
  56 void about_show(void)
  57 {
  58         if (!window)
  59                 about_create();
  60         else {
  61                 gtk_widget_hide(window);
  62                 gtk_widget_show(window);
  63         }
  64 }
  65
  66 static void about_create(void)
  67 {
  68         GtkWidget *vbox;
  69         GtkWidget *pixmap;
  70         GtkWidget *label;
  71         GtkWidget *hbox;
  72         GtkWidget *button;
  73         GtkWidget *scrolledwin;
  74         GtkWidget *text;
  75         GtkWidget *confirm_area;
  76         GtkWidget *ok_button;
  77         GtkStyle *style;
  78         GdkColormap *cmap;
  79         GdkColor uri_color[2] = {{0, 0, 0, 0xffff}, {0, 0xffff, 0, 0}};
  80         gboolean success[2];
  81         GtkTextBuffer *buffer;
  82         GtkTextIter iter;
  83
  84 #if HAVE_SYS_UTSNAME_H
  85         struct utsname utsbuf;
  86 #endif
  87         gchar buf[1024];
  88         gint i;
  89
  90         window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
  91         gtk_window_set_title(GTK_WINDOW(window), _("About"));
  92         gtk_container_set_border_width(GTK_CONTAINER(window), 8);
  93         gtk_widget_set_size_request(window, 518, 358);
  94         g_signal_connect(G_OBJECT(window), "delete_event",
  95                          G_CALLBACK(gtk_widget_hide_on_delete), NULL);
  96         g_signal_connect(G_OBJECT(window), "key_press_event",
  97                          G_CALLBACK(key_pressed), NULL);
  98         gtk_widget_realize(window);
  99
 100         vbox = gtk_vbox_new(FALSE, 6);
 101         gtk_container_add(GTK_CONTAINER(window), vbox);
 102
 103         pixmap = stock_pixmap_widget(window, STOCK_PIXMAP_SYLPHEED_LOGO);
 104         gtk_box_pack_start(GTK_BOX(vbox), pixmap, FALSE, FALSE, 0);
 105
 106         label = gtk_label_new("version "VERSION);
 107         gtk_box_pack_start(GTK_BOX(vbox), label, FALSE, FALSE, 0);
 108
 109 #if HAVE_SYS_UTSNAME_H
 110         uname(&utsbuf);
 111         g_snprintf(buf, sizeof(buf),
 112                    _("GTK+ version %d.%d.%d\n"
 113                    "Operating System: %s %s (%s)"),
 114                    gtk_major_version, gtk_minor_version, gtk_micro_version,
 115                    utsbuf.sysname, utsbuf.release, utsbuf.machine);
 116 #else
 117         g_snprintf(buf, sizeof(buf),
 118                    "GTK+ version %d.%d.%d\n"
 119                    "Operating System: Windoze",
 120                    gtk_major_version, gtk_minor_version, gtk_micro_version);
 121 #endif
 122
 123         label = gtk_label_new(buf);
 124         gtk_box_pack_start(GTK_BOX(vbox), label, FALSE, FALSE, 0);
 125
 126         g_snprintf(buf, sizeof(buf),
 127                    _("Compiled-in features:%s"),
 128 #if HAVE_GDK_IMLIB
 129                    " gdk_imlib"
 130 #endif
 131 #if HAVE_GDK_PIXBUF
 132                    " gdk-pixbuf"
 133 #endif
 134 #if USE_THREADS
 135                    " gthread"
 136 #endif
 137 #if INET6
 138                    " IPv6"
 139 #endif
 140 #if HAVE_ICONV
 141                    " iconv"
 142 #endif
 143 #if HAVE_LIBCOMPFACE
 144                    " compface"
 145 #endif
 146 #if USE_OPENSSL
 147                    " OpenSSL"
 148 #endif
 149 #if USE_LDAP
 150                    " LDAP"
 151 #endif
 152 #if USE_JPILOT
 153                    " JPilot"
 154 #endif
 155 #if USE_ASPELL
 156                    " GNU/aspell"
 157 #endif
 158         "");
 159
 160         label = gtk_label_new(buf);
 161         gtk_box_pack_start(GTK_BOX(vbox), label, FALSE, FALSE, 0);
 162
 163         label = gtk_label_new
 164                 ("Copyright (C) 1999-2004 Hiroyuki Yamamoto <hiro-y@kcn.ne.jp>");
 165         gtk_box_pack_start(GTK_BOX(vbox), label, FALSE, FALSE, 0);
 166
 167         hbox = gtk_hbox_new(FALSE, 0);
 168         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
 169
 170         button = gtk_button_new_with_label(" "HOMEPAGE_URI" ");
 171         gtk_box_pack_start(GTK_BOX(hbox), button, TRUE, FALSE, 0);
 172         gtk_button_set_relief(GTK_BUTTON(button), GTK_RELIEF_NONE);
 173         g_signal_connect(G_OBJECT(button), "clicked",
 174                          G_CALLBACK(about_uri_clicked), NULL);
 175         buf[0] = ' ';
 176         for (i = 1; i <= strlen(HOMEPAGE_URI); i++) buf[i] = '_';
 177         strcpy(buf + i, " ");
 178         gtk_label_set_pattern(GTK_LABEL(GTK_BIN(button)->child), buf);
 179         cmap = gdk_window_get_colormap(window->window);
 180         gdk_colormap_alloc_colors(cmap, uri_color, 2, FALSE, TRUE, success);
 181         if (success[0] == TRUE && success[1] == TRUE) {
 182                 gtk_widget_ensure_style(GTK_BIN(button)->child);
 183                 style = gtk_style_copy
 184                         (gtk_widget_get_style(GTK_BIN(button)->child));
 185                 style->fg[GTK_STATE_NORMAL]   = uri_color[0];
 186                 style->fg[GTK_STATE_ACTIVE]   = uri_color[1];
 187                 style->fg[GTK_STATE_PRELIGHT] = uri_color[0];
 188                 gtk_widget_set_style(GTK_BIN(button)->child, style);
 189         } else
 190                 g_warning("about_create(): color allocation failed.\n");
 191
 192         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 193         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 194                                        GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 195         gtk_box_pack_start(GTK_BOX(vbox), scrolledwin, TRUE, TRUE, 0);
 196
 197         text = gtk_text_view_new();
 198         gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
 199         gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD);
 200         gtk_container_add(GTK_CONTAINER(scrolledwin), text);
 201
 202         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
 203         gtk_text_buffer_get_iter_at_offset(buffer, &iter, 0);
 204
 205         gtk_text_buffer_insert(buffer, &iter,
 206                 _("This program is free software; you can redistribute it and/or modify "
 207                   "it under the terms of the GNU General Public License as published by "
 208                   "the Free Software Foundation; either version 2, or (at your option) "
 209                   "any later version.\n\n"), -1);
 210
 211         gtk_text_buffer_insert(buffer, &iter,
 212                 _("This program is distributed in the hope that it will be useful, "
 213                   "but WITHOUT ANY WARRANTY; without even the implied warranty of "
 214                   "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. "
 215                   "See the GNU General Public License for more details.\n\n"), -1);
 216
 217         gtk_text_buffer_insert(buffer, &iter,
 218                 _("You should have received a copy of the GNU General Public License "
 219                   "along with this program; if not, write to the Free Software "
 220                   "Foundation, Inc., 59 Temple Place - Suite 330, Boston, "
 221                   "MA 02111-1307, USA."), -1);
 222
 223         gtkut_button_set_create(&confirm_area, &ok_button, _("OK"),
 224                                 NULL, NULL, NULL, NULL);
 225         gtk_box_pack_end(GTK_BOX(vbox), confirm_area, FALSE, FALSE, 0);
 226         gtk_widget_grab_default(ok_button);
 227         g_signal_connect_closure
 228                 (G_OBJECT(ok_button), "clicked",
 229                  g_cclosure_new_swap(G_CALLBACK(gtk_widget_hide_on_delete),
 230                                      window, NULL), FALSE);
 231         gtk_widget_show_all(window);
 232 }
 233
 234 static gboolean key_pressed(GtkWidget *widget, GdkEventKey *event)
 235 {
 236         if (event && event->keyval == GDK_Escape)
 237                 gtk_widget_hide(window);
 238         return FALSE;
 239 }
 240
 241 static void about_uri_clicked(GtkButton *button, gpointer data)
 242 {
 243         open_uri(HOMEPAGE_URI, prefs_common.uri_cmd);
 244 }