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 "procmsg.h"
  36 #include "utils.h"
  37 #include "gtkutils.h"
  38 #include "prefs_common.h"
  39
  40 static void source_window_destroy_cb    (GtkWidget      *widget,
  41                                          SourceWindow   *sourcewin);
  42 static void key_pressed                 (GtkWidget      *widget,
  43                                          GdkEventKey    *event,
  44                                          SourceWindow   *sourcewin);
  45
  46 static GdkFont *msgfont = NULL;
  47
  48 static void source_window_init()
  49 {
  50         if (!msgfont && prefs_common.textfont)
  51                 msgfont = gtkut_font_load(prefs_common.textfont);
  52 }
  53
  54 SourceWindow *source_window_create(void)
  55 {
  56         SourceWindow *sourcewin;
  57         GtkWidget *window;
  58         GtkWidget *scrolledwin;
  59         GtkWidget *text;
  60
  61         debug_print("Creating source window...\n");
  62         sourcewin = g_new0(SourceWindow, 1);
  63
  64         window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
  65         gtk_window_set_title(GTK_WINDOW(window), _("Source of the message"));
  66         gtk_window_set_wmclass(GTK_WINDOW(window), "source_window", "Sylpheed");
  67         gtk_window_set_policy(GTK_WINDOW(window), TRUE, TRUE, FALSE);
  68         gtk_widget_set_usize(window, 600, 500);
  69         gtk_signal_connect(GTK_OBJECT(window), "destroy",
  70                            GTK_SIGNAL_FUNC(source_window_destroy_cb),
  71                            sourcewin);
  72         gtk_signal_connect(GTK_OBJECT(window), "key_press_event",
  73                            GTK_SIGNAL_FUNC(key_pressed), sourcewin);
  74         gtk_widget_realize(window);
  75
  76         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
  77         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
  78                                        GTK_POLICY_NEVER, GTK_POLICY_ALWAYS);
  79         gtk_container_add(GTK_CONTAINER(window), scrolledwin);
  80         gtk_widget_show(scrolledwin);
  81
  82         text = gtk_text_new(gtk_scrolled_window_get_hadjustment
  83                             (GTK_SCROLLED_WINDOW(scrolledwin)),
  84                             gtk_scrolled_window_get_vadjustment
  85                             (GTK_SCROLLED_WINDOW(scrolledwin)));
  86         gtk_container_add(GTK_CONTAINER(scrolledwin), text);
  87         gtk_widget_show(text);
  88
  89         sourcewin->window = window;
  90         sourcewin->scrolledwin = scrolledwin;
  91         sourcewin->text = text;
  92
  93         source_window_init();
  94
  95         return sourcewin;
  96 }
  97
  98 void source_window_show(SourceWindow *sourcewin)
  99 {
 100         gtk_widget_show_all(sourcewin->window);
 101 }
 102
 103 void source_window_destroy(SourceWindow *sourcewin)
 104 {
 105         g_free(sourcewin);
 106 }
 107
 108 void source_window_show_msg(SourceWindow *sourcewin, MsgInfo *msginfo)
 109 {
 110         gchar *file;
 111         gchar *title;
 112         FILE *fp;
 113         gchar buf[BUFFSIZE];
 114
 115         g_return_if_fail(msginfo != NULL);
 116
 117         file = procmsg_get_message_file(msginfo);
 118         g_return_if_fail(file != NULL);
 119
 120         if ((fp = fopen(file, "rb")) == NULL) {
 121                 FILE_OP_ERROR(file, "fopen");
 122                 g_free(file);
 123                 return;
 124         }
 125
 126         debug_print("Displaying the source of %s ...\n", file);
 127
 128         title = g_strdup_printf(_("%s - Source"), file);
 129         gtk_window_set_title(GTK_WINDOW(sourcewin->window), title);
 130         g_free(title);
 131         g_free(file);
 132
 133         gtk_text_freeze(GTK_TEXT(sourcewin->text));
 134
 135         while (fgets(buf, sizeof(buf), fp) != NULL)
 136                 source_window_append(sourcewin, buf);
 137
 138         gtk_text_thaw(GTK_TEXT(sourcewin->text));
 139
 140         fclose(fp);
 141 }
 142
 143 void source_window_append(SourceWindow *sourcewin, const gchar *str)
 144 {
 145         gtk_text_insert(GTK_TEXT(sourcewin->text), msgfont, NULL, NULL,
 146                         str, -1);
 147 }
 148
 149 static void source_window_destroy_cb(GtkWidget *widget,
 150                                      SourceWindow *sourcewin)
 151 {
 152         source_window_destroy(sourcewin);
 153 }
 154
 155 static void key_pressed(GtkWidget *widget, GdkEventKey *event,
 156                         SourceWindow *sourcewin)
 157 {
 158         if (event && event->keyval == GDK_Escape)
 159                 gtk_widget_destroy(sourcewin->window);
 160 }