src/headerwindow.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/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 "prefs_common.h"
  38 #include "procheader.h"
  39 #include "procmsg.h"
  40 #include "codeconv.h"
  41 #include "utils.h"
  42
  43 static GdkFont *normalfont;
  44 static GdkFont *boldfont;
  45
  46 static void key_pressed(GtkWidget *widget, GdkEventKey *event,
  47                         HeaderWindow *headerwin);
  48
  49 HeaderWindow *header_window_create(void)
  50 {
  51         HeaderWindow *headerwin;
  52         GtkWidget *window;
  53         GtkWidget *scrolledwin;
  54         GtkWidget *text;
  55
  56         debug_print(_("Creating header window...\n"));
  57         headerwin = g_new0(HeaderWindow, 1);
  58
  59         window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
  60         gtk_window_set_title(GTK_WINDOW(window), _("All header"));
  61         gtk_window_set_policy(GTK_WINDOW(window), TRUE, TRUE, FALSE);
  62         gtk_widget_set_usize(window, 600, 500);
  63         gtk_signal_connect(GTK_OBJECT(window), "delete_event",
  64                            GTK_SIGNAL_FUNC(gtk_widget_hide_on_delete), NULL);
  65         gtk_signal_connect(GTK_OBJECT(window), "key_press_event",
  66                            GTK_SIGNAL_FUNC(key_pressed), headerwin);
  67         gtk_widget_realize(window);
  68
  69         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
  70         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
  71                                        GTK_POLICY_NEVER, GTK_POLICY_ALWAYS);
  72         gtk_container_add(GTK_CONTAINER(window), scrolledwin);
  73         gtk_widget_show(scrolledwin);
  74
  75         text = gtk_text_new(gtk_scrolled_window_get_hadjustment
  76                             (GTK_SCROLLED_WINDOW(scrolledwin)),
  77                             gtk_scrolled_window_get_vadjustment
  78                             (GTK_SCROLLED_WINDOW(scrolledwin)));
  79         gtk_container_add(GTK_CONTAINER(scrolledwin), text);
  80         gtk_widget_show(text);
  81
  82         headerwin->window = window;
  83         headerwin->scrolledwin = scrolledwin;
  84         headerwin->text = text;
  85
  86         return headerwin;
  87 }
  88
  89 void header_window_init(HeaderWindow *headerwin)
  90 {
  91         /*
  92         if (!normalfont)
  93                 normalfont = gdk_fontset_load(NORMAL_FONT);
  94         */
  95         if (!boldfont)
  96                 boldfont = gdk_fontset_load(BOLD_FONT);
  97 }
  98
  99 void header_window_show(HeaderWindow *headerwin, MsgInfo *msginfo)
 100 {
 101         gchar *file;
 102         FILE *fp;
 103         gchar buf[BUFFSIZE], tmp[BUFFSIZE];
 104         GtkText *text = GTK_TEXT(headerwin->text);
 105         gboolean parse_next;
 106
 107         g_return_if_fail(msginfo != NULL);
 108
 109         file = procmsg_get_message_file_path(msginfo);
 110         if ((fp = fopen(file, "r")) == NULL) {
 111                 FILE_OP_ERROR(file, "fopen");
 112                 g_free(file);
 113                 return;
 114         }
 115
 116         debug_print(_("Displaying the header of %s ...\n"), file);
 117
 118         g_snprintf(buf, sizeof(buf), _("%s - All header"), file);
 119         gtk_window_set_title(GTK_WINDOW(headerwin->window), buf);
 120         g_free(file);
 121
 122         gtk_text_freeze(text);
 123         gtk_text_backward_delete(text, gtk_text_get_length(text));
 124         gtk_text_thaw(text);
 125         gtk_text_freeze(text);
 126
 127         parse_next = MSG_IS_QUEUED(msginfo->flags);
 128
 129         for (;;) {
 130                 gint val;
 131                 gchar *p;
 132
 133                 val = procheader_get_one_field(buf, sizeof(buf), fp, NULL);
 134                 if (val == -1) {
 135                         if (parse_next) {
 136                                 parse_next = FALSE;
 137                                 gtk_text_insert(text, normalfont, NULL, NULL,
 138                                                 "\n", 1);
 139                                 continue;
 140                         } else
 141                                 break;
 142                 }
 143                 conv_unmime_header(tmp, sizeof(tmp), buf, NULL);
 144                 if ((p = strchr(tmp, ':')) != NULL) {
 145                         gtk_text_insert(text, boldfont, NULL, NULL,
 146                                         tmp, p - tmp + 1);
 147                         gtk_text_insert(text, normalfont, NULL, NULL,
 148                                         p + 1, -1);
 149                 } else
 150                         gtk_text_insert(text, normalfont, NULL, NULL, tmp, -1);
 151                 gtk_text_insert(text, NULL, NULL, NULL, "\n", 1);
 152         }
 153
 154         fclose(fp);
 155         gtk_text_thaw(text);
 156 }
 157
 158 void header_window_show_cb(gpointer data, guint action, GtkWidget *widget)
 159 {
 160         MainWindow *mainwin = data;
 161         GtkCTreeNode *node = mainwin->summaryview->selected;
 162         MsgInfo *msginfo;
 163
 164         if (node) {
 165                 msginfo = gtk_ctree_node_get_row_data
 166                         (GTK_CTREE(mainwin->summaryview->ctree), node);
 167                 header_window_show(mainwin->headerwin, msginfo);
 168         }
 169
 170         gtk_widget_hide(mainwin->headerwin->window);
 171         gtk_widget_show(mainwin->headerwin->window);
 172 }
 173
 174 static void key_pressed(GtkWidget *widget, GdkEventKey *event,
 175                         HeaderWindow *headerwin)
 176 {
 177         if (event && event->keyval == GDK_Escape)
 178                 gtk_widget_hide(headerwin->window);
 179 }