| 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 | |