aboutsummaryrefslogtreecommitdiff
path: root/src/common/logging.c
blob: 355b4f3bef1162bf6d1caa190bca9edd2ca6c117 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
/*
     This file is part of GNUnet
     (C) 2006 Christian Grothoff (and other contributing authors)

     GNUnet is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published
     by the Free Software Foundation; either version 2, or (at your
     option) any later version.

     GNUnet is distributed in the hope that it will be useful, but
     WITHOUT ANY WARRANTY; without even the implied warranty of
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     General Public License for more details.

     You should have received a copy of the GNU General Public License
     along with GNUnet; see the file COPYING.  If not, write to the
     Free Software Foundation, Inc., 59 Temple Place - Suite 330,
     Boston, MA 02111-1307, USA.
*/
/**
 * @file src/common/logging.c
 * @brief This file contains GUI functions related to logging
 * @author Igor Wronsky
 * @author Christian Grothoff
 */

#include "platform.h"
#include "gnunetgtk_common.h"
#include <GNUnet/gnunet_util_crypto.h>
#include <glib.h>
#include <gmodule.h>

static GtkWidget *infoWindowTextView;

static void
init ()
{
  if (infoWindowTextView != NULL)
    return;
  infoWindowTextView
    = glade_xml_get_widget (GNUNET_GTK_get_main_glade_XML(),
			    "messageWindowTextView");
}
/**
 * Do not track more than MAX messages
 */
#define MAX_LINES 1000

/**
 * Callback for GNUNET_GTK_show_info_message()
 */
static void *
doInfoMessage (void *args)
{
  char * note = args;
  GtkTextIter iter;
  GtkTextBuffer *buffer;
  GtkTextIter end;

  init ();
  buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (infoWindowTextView));
  gtk_text_buffer_get_iter_at_offset (buffer, &iter, 0);
  gtk_text_buffer_insert (buffer, &iter, note, -1);
  if (gtk_text_buffer_get_line_count (buffer) >= MAX_LINES)
    {
      gtk_text_buffer_get_iter_at_line (buffer, &iter, MAX_LINES-1);
      gtk_text_buffer_get_iter_at_line (buffer, &end, -1);
      gtk_text_buffer_delete (buffer, &iter, &end);
    }
  return NULL;
}

/**
 * Appends a message to the info window
 *
 * @param doPopup do we open the window, GNUNET_YES or GNUNET_NO
 */
void
GNUNET_GTK_show_info_message (const char *format, ...)
{
  va_list args;
  gchar * note;

  va_start (args, format);
  note = g_strdup_vprintf (format, args);
  va_end (args);
  GNUNET_GTK_save_call (&doInfoMessage, note);
  g_free (note);
}

static void *
saveAddLogEntry (void *args)
{
  static GtkWidget *s = NULL;
  static int once = 1;
  static guint id;
  char *val;

  init ();
  if (once)
    {
      once = 0;
      s =
        glade_xml_get_widget (GNUNET_GTK_get_main_glade_XML (), "statusbar");
      id = gtk_statusbar_get_context_id (GTK_STATUSBAR (s), "LOG");
    }
  else
    gtk_statusbar_pop (GTK_STATUSBAR (s), id);
  val = GNUNET_strdup ((const char *) args);
  if (strstr (val, "\n") != NULL)
    strstr (val, "\n")[0] = '\0';
  gtk_statusbar_push (GTK_STATUSBAR (s), id, val);
  GNUNET_free (val);
  return NULL;
}

/**
 * Appends a log entry to the info window
 *
 * @param txt the log entry
 *
 */
void
GNUNET_GTK_add_log_entry (const char *txt, ...)
{
  va_list args;
  gchar *note;

  va_start (args, txt);
  note = g_strdup_vprintf (txt, args);
  va_end (args);
  GNUNET_GTK_save_call (&doInfoMessage, note);
  GNUNET_GTK_save_call (&saveAddLogEntry, note);
  g_free (note);
}

static void
ge_gtk_log_handler (void *ctx,
                    GNUNET_GE_KIND kind, const char *date, const char *msg)
{
  GNUNET_GTK_show_info_message ("%s: %s", date, msg);
}

struct GNUNET_GE_Context *
GNUNET_GTK_create_gtk_logger (GNUNET_GE_KIND mask)
{
  struct GNUNET_GE_Context *myLog;

  myLog = GNUNET_GE_create_context_callback (mask,
                                             &ge_gtk_log_handler, NULL, NULL,
                                             NULL);
  return myLog;
}

/* end of logging.c */