summaryrefslogtreecommitdiff
path: root/src/text.c
blob: b781682673293ac3efb3d94425ff2ac644ba41e0 (plain)
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
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
/*
 * text.c
 *
 * Copyright (C) 2002 Sun Microsystems, Inc.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library 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
 * Library General Public License for more details.
 *
 * You should have received a copy of the GNU Library General Public
 * License along with this library; if not, write to the
 * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301, USA.
 *
 * Authors: Glynn Foster <glynn.foster@sun.com>
 */

#include "config.h"

#include <glade/glade.h>
#include "zenity.h"
#include "util.h"

static ZenityTextData	*zen_text_data;

static void zenity_text_dialog_response (GtkWidget *widget, int response, gpointer data);

static gboolean
zenity_text_handle_stdin (GIOChannel  *channel,
                          GIOCondition condition,
                          gpointer     data)
{
  static GtkTextBuffer *buffer;
  gchar buf[1024];

  gsize len;

  buffer = GTK_TEXT_BUFFER (data);

  if ((condition & G_IO_IN) || (condition & (G_IO_IN | G_IO_HUP))) {
    GError *error = NULL;
    gint status;

    while (channel->is_readable != TRUE)
      ;

    do {
      status = g_io_channel_read_chars (channel, buf, 1024, &len, &error);

      while (gtk_events_pending ())
        gtk_main_iteration ();

    } while (status == G_IO_STATUS_AGAIN);

    if (status != G_IO_STATUS_NORMAL) {
      if (error) {
        g_warning ("zenity_text_handle_stdin () : %s", error->message);
        g_error_free (error);
        error = NULL;
      }
      return FALSE;
    }

    if (len > 0) {
      GtkTextIter end;
      gchar *utftext; 
      gsize localelen; 
      gsize utflen;

      gtk_text_buffer_get_end_iter (buffer, &end);
      utftext = g_convert_with_fallback (buf, len, "UTF-8", "ISO-8859-1", NULL, &localelen, &utflen, NULL);
      gtk_text_buffer_insert (buffer, &end, utftext, utflen);
      g_free (utftext);
    }
  }

  return TRUE;
}

static void
zenity_text_fill_entries_from_stdin (GtkTextBuffer *text_buffer)
{
  GIOChannel *channel; 

  channel = g_io_channel_unix_new (0);
  g_io_channel_set_encoding (channel, NULL, NULL);
  g_io_channel_set_flags (channel, G_IO_FLAG_NONBLOCK, NULL);
  g_io_add_watch (channel, G_IO_IN | G_IO_HUP, zenity_text_handle_stdin, text_buffer);
}

void
zenity_text (ZenityData *data, ZenityTextData *text_data)
{
  GladeXML *glade_dialog = NULL;
  GtkWidget *dialog;
  GtkWidget *text_view;
  GtkTextBuffer *text_buffer;

  zen_text_data = text_data;
  glade_dialog = zenity_util_load_glade_file ("zenity_text_dialog");
	
  if (glade_dialog == NULL) {
    data->exit_code = zenity_util_return_exit_code (ZENITY_ERROR);
    return;
  }
	
  glade_xml_signal_autoconnect (glade_dialog);
	  
  dialog = glade_xml_get_widget (glade_dialog, "zenity_text_dialog");
	
  g_signal_connect (G_OBJECT (dialog), "response",
                    G_CALLBACK (zenity_text_dialog_response), data);
	
  if (data->dialog_title)
    gtk_window_set_title (GTK_WINDOW (dialog), data->dialog_title);

  zenity_util_set_window_icon (dialog, data->window_icon, ZENITY_IMAGE_FULLPATH ("zenity-text.png"));

  gtk_dialog_set_default_response (GTK_DIALOG (dialog), GTK_RESPONSE_CLOSE);

  text_buffer = gtk_text_buffer_new (NULL);
  text_view = glade_xml_get_widget (glade_dialog, "zenity_text_view");
  gtk_text_view_set_buffer (GTK_TEXT_VIEW (text_view), text_buffer);
  gtk_text_view_set_editable (GTK_TEXT_VIEW(text_view), text_data->editable);

  if (text_data->uri)
    zenity_util_fill_file_buffer (text_buffer, text_data->uri);
  else
    zenity_text_fill_entries_from_stdin (GTK_TEXT_BUFFER (text_buffer));

  if (text_data->editable)
    zen_text_data->buffer = text_buffer;

  if (data->width > -1 || data->height > -1)
    gtk_window_set_default_size (GTK_WINDOW (dialog), data->width, data->height);
  else
    gtk_window_set_default_size (GTK_WINDOW (dialog), 300, 400); 

  zenity_util_show_dialog (dialog);

  if (glade_dialog)
    g_object_unref (glade_dialog);

  gtk_main ();
}

static void
zenity_text_dialog_response (GtkWidget *widget, int response, gpointer data)
{
  ZenityData *zen_data = data;

  switch (response) {
    case GTK_RESPONSE_CLOSE:
      if (zen_text_data->editable) {
        GtkTextIter start, end;
        gchar *text;
				    
        gtk_text_buffer_get_bounds (zen_text_data->buffer, &start, &end);
        text = gtk_text_buffer_get_text (zen_text_data->buffer, &start, &end, 0);
        g_print ("%s", text);
        g_free (text);
      }
      zen_data->exit_code = zenity_util_return_exit_code (ZENITY_OK);
      break;

    default:
      /* Esc dialog */
      zen_data->exit_code = zenity_util_return_exit_code (ZENITY_ESC);
      break;
  }
  gtk_main_quit ();
}
bgstack15