src/headerwindow.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999,2000 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/gtkcontainer.h>
  28 #include <gtk/gtkscrolledwindow.h>
  29 #include <gtk/gtktext.h>
  30 #include <stdio.h>
  31 #include <string.h>
  32
  33 #include "intl.h"
  34 #include "main.h"
  35 #include "headerwindow.h"
  36 #include "mainwindow.h"
  37 #include "procheader.h"
  38 #include "procmsg.h"
  39 #include "codeconv.h"
  40 #include "utils.h"
  41
  42 static GdkFont *normalfont;
  43 static GdkFont *boldfont;
  44
  45 static void key_pressed(GtkWidget *widget, GdkEventKey *event,
  46                         HeaderWindow *headerwin);
  47
  48 HeaderWindow *header_window_create(void)
  49 {
  50         HeaderWindow *headerwin;
  51         GtkWidget *window;
  52         GtkWidget *scrolledwin;
  53         GtkWidget *text;
  54
  55         debug_print(_("Creating header window...\n"));
  56         headerwin = g_new0(HeaderWindow, 1);
  57
  58         window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
  59         gtk_window_set_title(GTK_WINDOW(window), _("All header"));
  60         gtk_window_set_policy(GTK_WINDOW(window), TRUE, TRUE, FALSE);
  61         gtk_widget_set_usize(window, 600, 500);
  62         gtk_signal_connect(GTK_OBJECT(window), "delete_event",
  63                            GTK_SIGNAL_FUNC(gtk_widget_hide_on_delete), NULL);
  64         gtk_signal_connect(GTK_OBJECT(window), "key_press_event",
  65                            GTK_SIGNAL_FUNC(key_pressed), headerwin);
  66         gtk_widget_realize(window);
  67
  68         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
  69         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
  70                                        GTK_POLICY_NEVER, GTK_POLICY_ALWAYS);
  71         gtk_container_add(GTK_CONTAINER(window), scrolledwin);
  72         gtk_widget_show(scrolledwin);
  73
  74         text = gtk_text_new(gtk_scrolled_window_get_hadjustment
  75                             (GTK_SCROLLED_WINDOW(scrolledwin)),
  76                             gtk_scrolled_window_get_vadjustment
  77                             (GTK_SCROLLED_WINDOW(scrolledwin)));
  78         gtk_container_add(GTK_CONTAINER(scrolledwin), text);
  79         gtk_widget_show(text);
  80
  81         headerwin->window = window;
  82         headerwin->scrolledwin = scrolledwin;
  83         headerwin->text = text;
  84
  85         return headerwin;
  86 }
  87
  88 void header_window_init(HeaderWindow *headerwin)
  89 {
  90         //if (!normalfont)
  91         //      normalfont = gdk_fontset_load(NORMAL_FONT);
  92         if (!boldfont)
  93                 boldfont = gdk_fontset_load(BOLD_FONT);
  94 }
  95
  96 void header_window_show(HeaderWindow *headerwin, MsgInfo *msginfo)
  97 {
  98         gchar *file;
  99         FILE *fp;
 100         gchar buf[BUFFSIZE], tmp[BUFFSIZE];
 101         GtkText *text = GTK_TEXT(headerwin->text);
 102         gboolean parse_next;
 103
 104         g_return_if_fail(msginfo != NULL);
 105
 106         file = procmsg_get_message_file_path(msginfo);
 107         if ((fp = fopen(file, "r")) == NULL) {
 108                 FILE_OP_ERROR(file, "fopen");
 109                 g_free(file);
 110                 return;
 111         }
 112
 113         debug_print(_("Displaying the header of %s ...\n"), file);
 114
 115         g_snprintf(buf, sizeof(buf), _("%s - All header"), file);
 116         gtk_window_set_title(GTK_WINDOW(headerwin->window), buf);
 117         g_free(file);
 118
 119         gtk_text_freeze(text);
 120         gtk_text_backward_delete(text, gtk_text_get_length(text));
 121         gtk_text_thaw(text);
 122         gtk_text_freeze(text);
 123
 124         parse_next = MSG_IS_QUEUED(msginfo->flags);
 125
 126         for (;;) {
 127                 gint val;
 128                 gchar *p;
 129
 130                 val = procheader_get_one_field(buf, sizeof(buf), fp, NULL);
 131                 if (val == -1) {
 132                         if (parse_next) {
 133                                 parse_next = FALSE;
 134                                 gtk_text_insert(text, normalfont, NULL, NULL,
 135                                                 "\n", 1);
 136                                 continue;
 137                         } else
 138                                 break;
 139                 }
 140                 conv_unmime_header(tmp, sizeof(tmp), buf, NULL);
 141                 if ((p = strchr(tmp, ':')) != NULL) {
 142                         gtk_text_insert(text, boldfont, NULL, NULL,
 143                                         tmp, p - tmp + 1);
 144                         gtk_text_insert(text, normalfont, NULL, NULL,
 145                                         p + 1, -1);
 146                 } else
 147                         gtk_text_insert(text, normalfont, NULL, NULL, tmp, -1);
 148                 gtk_text_insert(text, NULL, NULL, NULL, "\n", 1);
 149         }
 150
 151         fclose(fp);
 152         gtk_text_thaw(text);
 153 }
 154
 155 void header_window_show_cb(gpointer data, guint action, GtkWidget *widget)
 156 {
 157         MainWindow *mainwin = data;
 158         GtkCTreeNode *node = mainwin->summaryview->displayed;
 159         MsgInfo *msginfo;
 160
 161         if (node && !GTK_WIDGET_VISIBLE(mainwin->headerwin->window)) {
 162                 msginfo = gtk_ctree_node_get_row_data
 163                         (GTK_CTREE(mainwin->summaryview->ctree), node);
 164                 header_window_show(mainwin->headerwin, msginfo);
 165         }
 166
 167         gtk_widget_hide(mainwin->headerwin->window);
 168         gtk_widget_show(mainwin->headerwin->window);
 169 }
 170
 171 static void key_pressed(GtkWidget *widget, GdkEventKey *event,
 172                         HeaderWindow *headerwin)
 173 {
 174         if (event && event->keyval == GDK_Escape)
 175                 gtk_widget_hide(headerwin->window);
 176 }