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
|
/*
* Copyright (C) 2003 Marco Pesenti Gritti
*
* This program 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.
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* $Id$
*/
#include "MozillaPrivate.h"
#include <nsIPrintSettingsService.h>
#include <nsIPrintOptions.h>
#include <nsIServiceManager.h>
#include <nsISimpleEnumerator.h>
#include <nsISupportsPrimitives.h>
#include <nsPromiseFlatString.h>
/* IMPORTANT. Put only code that use internal mozilla strings (nsAutoString for
* example) in this file. Note that you cannot use embed strings here,
* the header inclusions will conflict.
*/
GList *
MozillaPrivate::GetPrinterList ()
{
GList *printers = NULL;
nsresult rv = NS_OK;
nsCOMPtr<nsIPrintSettingsService> pss =
do_GetService("@mozilla.org/gfx/printsettings-service;1", &rv);
NS_ENSURE_SUCCESS(rv, nsnull);
nsCOMPtr<nsIPrintOptions> po = do_QueryInterface(pss, &rv);
NS_ENSURE_SUCCESS(rv, nsnull);
nsCOMPtr<nsISimpleEnumerator> avPrinters;
rv = po->AvailablePrinters(getter_AddRefs(avPrinters));
NS_ENSURE_SUCCESS(rv, nsnull);
PRBool more = PR_FALSE;
for (avPrinters->HasMoreElements(&more);
more == PR_TRUE;
avPrinters->HasMoreElements(&more))
{
nsCOMPtr<nsISupports> i;
rv = avPrinters->GetNext(getter_AddRefs(i));
NS_ENSURE_SUCCESS(rv, nsnull);
nsCOMPtr<nsISupportsString> printer = do_QueryInterface(i, &rv);
NS_ENSURE_SUCCESS(rv, nsnull);
nsAutoString data;
rv = printer->GetData(data);
NS_ENSURE_SUCCESS(rv, nsnull);
const nsACString& cData = NS_ConvertUCS2toUTF8 (data);
printers = g_list_prepend (printers, g_strdup (PromiseFlatCString (cData).get()));
}
return g_list_reverse (printers);
}
|
