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., 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 <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
  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_window_present(GTK_WINDOW(window));
  62 }
  63
  64 static void about_create(void)
  65 {
  66         GtkWidget *pixmap;
  67         GtkWidget *label;
  68         GtkWidget *hbox1;
  69         GtkWidget *hbox2;
  70         GtkWidget *vbox1;
  71         GtkWidget *vbox2;
  72         GtkWidget *button;
  73         GtkWidget *scrolledwin;
  74         GtkWidget *text;
  75         GtkWidget *confirm_area;
  76         GtkWidget *ok_button;
  77         GtkTextBuffer *buffer;
  78         GtkTextIter iter;
  79         GtkStyle *style;
  80         GdkColormap *cmap;
  81         GdkColor uri_color[2] = {{0, 0, 0, 0xffff}, {0, 0xffff, 0, 0}};
  82         gboolean success[2];
  83         char *markup;
  84
  85 #if HAVE_SYS_UTSNAME_H
  86         struct utsname utsbuf;
  87 #endif
  88         gchar buf[1024];
  89         gint i;
  90
  91         window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
  92         gtk_window_set_title(GTK_WINDOW(window), _("About"));
  93         gtk_container_set_border_width(GTK_CONTAINER(window), 8);
  94         gtk_widget_set_size_request(window, 518, 358);
  95         g_signal_connect(G_OBJECT(window), "delete_event",
  96                          G_CALLBACK(gtk_widget_hide_on_delete), NULL);
  97         g_signal_connect(G_OBJECT(window), "key_press_event",
  98                          G_CALLBACK(key_pressed), NULL);
  99         gtk_widget_realize(window);
 100
 101         vbox1 = gtk_vbox_new(FALSE, 0);
 102         gtk_container_add(GTK_CONTAINER(window), vbox1);
 103
 104         hbox1 = gtk_hbox_new (FALSE, 0);
 105         gtk_box_pack_start (GTK_BOX (vbox1), hbox1, FALSE, FALSE, 0);
 106
 107         pixmap = stock_pixmap_widget(window, STOCK_PIXMAP_SYLPHEED_LOGO);
 108         gtk_box_pack_start(GTK_BOX(hbox1), pixmap, FALSE, FALSE, 0);
 109
 110         vbox2 = gtk_vbox_new (FALSE, 6);
 111         gtk_box_pack_start (GTK_BOX (hbox1), vbox2, TRUE, FALSE, 0);
 112
 113         label = gtk_label_new("");
 114         gtk_label_set_selectable(GTK_LABEL(label), TRUE);
 115         gtk_label_set_justify(GTK_LABEL(label), GTK_JUSTIFY_CENTER);
 116         gtk_box_pack_start(GTK_BOX(vbox2), label, TRUE, FALSE, 0);
 117
 118         markup = g_markup_printf_escaped
 119                 ("<span weight=\"bold\" size=\"x-large\">Sylpheed-Claws</span>\nversion %s",
 120                  VERSION);
 121         gtk_label_set_markup(GTK_LABEL(label), markup);
 122         g_free(markup);
 123
 124         hbox2 = gtk_hbox_new(FALSE, 0);
 125         gtk_box_pack_start(GTK_BOX(vbox2), hbox2, FALSE, FALSE, 0);
 126
 127         button = gtk_button_new_with_label(" "HOMEPAGE_URI" ");
 128         gtk_box_pack_start(GTK_BOX(hbox2), button, TRUE, FALSE, 0);
 129         gtk_button_set_relief(GTK_BUTTON(button), GTK_RELIEF_NONE);
 130         g_signal_connect(G_OBJECT(button), "clicked",
 131                          G_CALLBACK(about_uri_clicked), NULL);
 132         buf[0] = ' ';
 133         for (i = 1; i <= strlen(HOMEPAGE_URI); i++) buf[i] = '_';
 134         strcpy(buf + i, " ");
 135         gtk_label_set_pattern(GTK_LABEL(GTK_BIN(button)->child), buf);
 136         cmap = gdk_window_get_colormap(window->window);
 137         gdk_colormap_alloc_colors(cmap, uri_color, 2, FALSE, TRUE, success);
 138         if (success[0] == TRUE && success[1] == TRUE) {
 139                 gtk_widget_ensure_style(GTK_BIN(button)->child);
 140                 style = gtk_style_copy
 141                         (gtk_widget_get_style(GTK_BIN(button)->child));
 142                 style->fg[GTK_STATE_NORMAL]   = uri_color[0];
 143                 style->fg[GTK_STATE_ACTIVE]   = uri_color[1];
 144                 style->fg[GTK_STATE_PRELIGHT] = uri_color[0];
 145                 gtk_widget_set_style(GTK_BIN(button)->child, style);
 146         } else
 147                 g_warning("about_create(): color allocation failed.\n");
 148
 149 #if HAVE_SYS_UTSNAME_H
 150         uname(&utsbuf);
 151         g_snprintf(buf, sizeof(buf),
 152                    _("GTK+ version %d.%d.%d\n"
 153                    "Operating System: %s %s (%s)"),
 154                    gtk_major_version, gtk_minor_version, gtk_micro_version,
 155                    utsbuf.sysname, utsbuf.release, utsbuf.machine);
 156 #else
 157         g_snprintf(buf, sizeof(buf),
 158                    "GTK+ version %d.%d.%d\n"
 159                    "Operating System: Windoze",
 160                    gtk_major_version, gtk_minor_version, gtk_micro_version);
 161 #endif
 162
 163         label = gtk_label_new(buf);
 164         gtk_label_set_selectable(GTK_LABEL(label), TRUE);
 165         gtk_label_set_justify(GTK_LABEL(label), GTK_JUSTIFY_CENTER);
 166         gtk_box_pack_start(GTK_BOX(vbox2), label, FALSE, FALSE, 0);
 167
 168         g_snprintf(buf, sizeof(buf),
 169                    _("Compiled-in features:%s"),
 170 #if USE_THREADS
 171                    " gthread"
 172 #endif
 173 #if INET6
 174                    " IPv6"
 175 #endif
 176 #if HAVE_ICONV
 177                    " iconv"
 178 #endif
 179 #if HAVE_LIBCOMPFACE
 180                    " compface"
 181 #endif
 182 #if USE_OPENSSL
 183                    " OpenSSL"
 184 #endif
 185 #if USE_LDAP
 186                    " LDAP"
 187 #endif
 188 #if USE_JPILOT
 189                    " JPilot"
 190 #endif
 191 #if USE_ASPELL
 192                    " GNU/aspell"
 193 #endif
 194         "");
 195
 196         label = gtk_label_new(buf);
 197         gtk_label_set_selectable(GTK_LABEL(label), TRUE);
 198         gtk_label_set_line_wrap(GTK_LABEL(label), TRUE);
 199         gtk_box_pack_start(GTK_BOX(vbox2), label, FALSE, FALSE, 0);
 200
 201         label = gtk_label_new
 202                 ("Copyright (C) 1999-2005 Hiroyuki Yamamoto <hiro-y@kcn.ne.jp>");
 203         gtk_label_set_selectable(GTK_LABEL(label), TRUE);
 204         gtk_box_pack_start(GTK_BOX(vbox1), label, FALSE, FALSE, 4);
 205
 206         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 207         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 208                                        GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 209         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
 210                                             GTK_SHADOW_IN);
 211         gtk_box_pack_start(GTK_BOX(vbox1), scrolledwin, TRUE, TRUE, 0);
 212
 213         text = gtk_text_view_new();
 214         gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
 215         gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD);
 216         gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text), 6);
 217         gtk_text_view_set_right_margin(GTK_TEXT_VIEW(text), 6);
 218         gtk_container_add(GTK_CONTAINER(scrolledwin), text);
 219
 220         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
 221         gtk_text_buffer_get_iter_at_offset(buffer, &iter, 0);
 222
 223         gtk_text_buffer_insert(buffer, &iter,
 224                 _("This program is free software; you can redistribute it and/or modify "
 225                   "it under the terms of the GNU General Public License as published by "
 226                   "the Free Software Foundation; either version 2, or (at your option) "
 227                   "any later version.\n\n"), -1);
 228
 229         gtk_text_buffer_insert(buffer, &iter,
 230                 _("This program is distributed in the hope that it will be useful, "
 231                   "but WITHOUT ANY WARRANTY; without even the implied warranty of "
 232                   "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. "
 233                   "See the GNU General Public License for more details.\n\n"), -1);
 234
 235         gtk_text_buffer_insert(buffer, &iter,
 236                 _("You should have received a copy of the GNU General Public License "
 237                   "along with this program; if not, write to the Free Software "
 238                   "Foundation, Inc., 59 Temple Place - Suite 330, Boston, "
 239                   "MA 02111-1307, USA."), -1);
 240
 241         gtkut_stock_button_set_create(&confirm_area, &ok_button, GTK_STOCK_OK,
 242                                       NULL, NULL, NULL, NULL);
 243         gtk_box_pack_end(GTK_BOX(vbox1), confirm_area, FALSE, FALSE, 0);
 244         gtk_widget_grab_default(ok_button);
 245         g_signal_connect_closure
 246                 (G_OBJECT(ok_button), "clicked",
 247                  g_cclosure_new_swap(G_CALLBACK(gtk_widget_hide_on_delete),
 248                                      window, NULL), FALSE);
 249
 250         gtk_widget_show_all(window);
 251 }
 252
 253 static gboolean key_pressed(GtkWidget *widget, GdkEventKey *event)
 254 {
 255         if (event && event->keyval == GDK_Escape)
 256                 gtk_widget_hide(window);
 257         return FALSE;
 258 }
 259
 260 static void about_uri_clicked(GtkButton *button, gpointer data)
 261 {
 262         open_uri(HOMEPAGE_URI, prefs_common.uri_cmd);
 263 }