1 | /* |
2 | * Copyright (C) 2014 Igalia S.L. |
3 | * |
4 | * Redistribution and use in source and binary forms, with or without |
5 | * modification, are permitted provided that the following conditions |
6 | * are met: |
7 | * 1. Redistributions of source code must retain the above copyright |
8 | * notice, this list of conditions and the following disclaimer. |
9 | * 2. Redistributions in binary form must reproduce the above copyright |
10 | * notice, this list of conditions and the following disclaimer in the |
11 | * documentation and/or other materials provided with the distribution. |
12 | * |
13 | * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' |
14 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
15 | * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
16 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS |
17 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
18 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
19 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
20 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
21 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
22 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
23 | * THE POSSIBILITY OF SUCH DAMAGE. |
24 | */ |
25 | |
26 | #include "config.h" |
27 | #include "PrinterListGtk.h" |
28 | |
29 | #if HAVE(GTK_UNIX_PRINTING) |
30 | |
31 | #include <gtk/gtkunixprint.h> |
32 | |
33 | namespace WebKit { |
34 | |
35 | PrinterListGtk* PrinterListGtk::s_sharedPrinterList = nullptr; |
36 | |
37 | RefPtr<PrinterListGtk> PrinterListGtk::getOrCreate() |
38 | { |
39 | if (s_sharedPrinterList) |
40 | return s_sharedPrinterList->isEnumeratingPrinters() ? nullptr : s_sharedPrinterList; |
41 | |
42 | return adoptRef(new PrinterListGtk); |
43 | } |
44 | |
45 | PrinterListGtk::PrinterListGtk() |
46 | : m_defaultPrinter(nullptr) |
47 | , m_enumeratingPrinters(true) |
48 | { |
49 | ASSERT(!s_sharedPrinterList); |
50 | s_sharedPrinterList = this; |
51 | gtk_enumerate_printers([](GtkPrinter* printer, gpointer) -> gboolean { |
52 | ASSERT(s_sharedPrinterList); |
53 | s_sharedPrinterList->addPrinter(printer); |
54 | return FALSE; |
55 | }, nullptr, nullptr, TRUE); |
56 | m_enumeratingPrinters = false; |
57 | } |
58 | |
59 | PrinterListGtk::~PrinterListGtk() |
60 | { |
61 | ASSERT(s_sharedPrinterList); |
62 | s_sharedPrinterList = nullptr; |
63 | } |
64 | |
65 | void PrinterListGtk::addPrinter(GtkPrinter* printer) |
66 | { |
67 | m_printerList.append(printer); |
68 | if (gtk_printer_is_default(printer)) |
69 | m_defaultPrinter = printer; |
70 | } |
71 | |
72 | GtkPrinter* PrinterListGtk::findPrinter(const char* printerName) const |
73 | { |
74 | for (auto& printer : m_printerList) { |
75 | if (!strcmp(printerName, gtk_printer_get_name(printer.get()))) |
76 | return printer.get(); |
77 | } |
78 | return nullptr; |
79 | } |
80 | |
81 | } // namespace WebKit |
82 | |
83 | #endif // HAVE(GTK_UNIX_PRINTING) |
84 | |