src/sourcewindow.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2001 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 #include "defs.h"
  21
  22 #include <glib.h>
  23 #include <gdk/gdkkeysyms.h>
  24 #include <gtk/gtkwidget.h>
  25 #include <gtk/gtkwindow.h>
  26 #include <gtk/gtksignal.h>
  27 #include <gtk/gtkscrolledwindow.h>
  28 #include <gtk/gtktext.h>
  29 #include <gtk/gtkstyle.h>
  30 #include <stdio.h>
  31 #include <stdlib.h>
  32
  33 #include "intl.h"
  34 #include "sourcewindow.h"
  35 #include "utils.h"
  36 #include "gtkutils.h"
  37 #include "prefs_common.h"
  38
  39 static void source_window_destroy_cb    (GtkWidget      *widget,
  40                                          SourceWindow   *sourcewin);
  41 static void key_pressed                 (GtkWidget      *widget,
  42                                          GdkEventKey    *event,
  43                                          SourceWindow   *sourcewin);
  44
  45 static GdkFont *msgfont = NULL;
  46
  47 static void source_window_init()
  48 {
  49         if (!msgfont && prefs_common.textfont)
  50                 msgfont = gtkut_font_load(prefs_common.textfont);
  51 }
  52
  53 SourceWindow *source_window_create(void)
  54 {
  55         SourceWindow *sourcewin;
  56         GtkWidget *window;
  57         GtkWidget *scrolledwin;
  58         GtkWidget *text;
  59
  60         debug_print("Creating source window...\n");
  61         sourcewin = g_new0(SourceWindow, 1);
  62
  63         window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
  64         gtk_window_set_title(GTK_WINDOW(window), _("Source of the message"));
  65         gtk_window_set_wmclass(GTK_WINDOW(window), "source_window", "Sylpheed");
  66         gtk_window_set_policy(GTK_WINDOW(window), TRUE, TRUE, FALSE);
  67         gtk_widget_set_usize(window, 600, 500);
  68         gtk_signal_connect(GTK_OBJECT(window), "destroy",
  69                            GTK_SIGNAL_FUNC(source_window_destroy_cb),
  70                            sourcewin);
  71         gtk_signal_connect(GTK_OBJECT(window), "key_press_event",
  72                            GTK_SIGNAL_FUNC(key_pressed), sourcewin);
  73         gtk_widget_realize(window);
  74
  75         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
  76         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
  77                                        GTK_POLICY_NEVER, GTK_POLICY_ALWAYS);
  78         gtk_container_add(GTK_CONTAINER(window), scrolledwin);
  79         gtk_widget_show(scrolledwin);
  80
  81         text = gtk_text_new(gtk_scrolled_window_get_hadjustment
  82                             (GTK_SCROLLED_WINDOW(scrolledwin)),
  83                             gtk_scrolled_window_get_vadjustment
  84                             (GTK_SCROLLED_WINDOW(scrolledwin)));
  85         gtk_container_add(GTK_CONTAINER(scrolledwin), text);
  86         gtk_widget_show(text);
  87
  88         sourcewin->window = window;
  89         sourcewin->scrolledwin = scrolledwin;
  90         sourcewin->text = text;
  91
  92         source_window_init();
  93
  94         return sourcewin;
  95 }
  96
  97 void source_window_show(SourceWindow *sourcewin)
  98 {
  99         gtk_widget_show_all(sourcewin->window);
 100 }
 101
 102 void source_window_destroy(SourceWindow *sourcewin)
 103 {
 104         g_free(sourcewin);
 105 }
 106
 107 void source_window_show_msg(SourceWindow *sourcewin, MsgInfo *msginfo)
 108 {
 109         gchar *file;
 110         gchar *title;
 111         FILE *fp;
 112         gchar buf[BUFFSIZE];
 113
 114         g_return_if_fail(msginfo != NULL);
 115
 116         file = procmsg_get_message_file(msginfo);
 117         g_return_if_fail(file != NULL);
 118
 119         if ((fp = fopen(file, "rb")) == NULL) {
 120                 FILE_OP_ERROR(file, "fopen");
 121                 g_free(file);
 122                 return;
 123         }
 124
 125         debug_print("Displaying the source of %s ...\n", file);
 126
 127         title = g_strdup_printf(_("%s - Source"), file);
 128         gtk_window_set_title(GTK_WINDOW(sourcewin->window), title);
 129         g_free(title);
 130         g_free(file);
 131
 132         gtk_text_freeze(GTK_TEXT(sourcewin->text));
 133
 134         while (fgets(buf, sizeof(buf), fp) != NULL)
 135                 source_window_append(sourcewin, buf);
 136
 137         gtk_text_thaw(GTK_TEXT(sourcewin->text));
 138
 139         fclose(fp);
 140 }
 141
 142 void source_window_append(SourceWindow *sourcewin, const gchar *str)
 143 {
 144         gtk_text_insert(GTK_TEXT(sourcewin->text), msgfont, NULL, NULL,
 145                         str, -1);
 146 }
 147
 148 static void source_window_destroy_cb(GtkWidget *widget,
 149                                      SourceWindow *sourcewin)
 150 {
 151         source_window_destroy(sourcewin);
 152 }
 153
 154 static void key_pressed(GtkWidget *widget, GdkEventKey *event,
 155                         SourceWindow *sourcewin)
 156 {
 157         if (event && event->keyval == GDK_Escape)
 158                 gtk_widget_destroy(sourcewin->window);
 159 }