зеркало из https://github.com/mozilla/gecko-dev.git
79 строки
2.7 KiB
C++
79 строки
2.7 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "nsPrintSettingsServiceGTK.h"
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#include "nsPrintSettingsGTK.h"
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using namespace mozilla::embedding;
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static void serialize_gtk_printsettings_to_printdata(const gchar* key,
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const gchar* value,
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gpointer aData) {
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PrintData* data = (PrintData*)aData;
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CStringKeyValue pair;
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pair.key() = key;
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pair.value() = value;
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data->GTKPrintSettings().AppendElement(pair);
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}
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NS_IMETHODIMP
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nsPrintSettingsServiceGTK::SerializeToPrintData(nsIPrintSettings* aSettings,
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PrintData* data) {
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nsresult rv = nsPrintSettingsService::SerializeToPrintData(aSettings, data);
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NS_ENSURE_SUCCESS(rv, rv);
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nsCOMPtr<nsPrintSettingsGTK> settingsGTK(do_QueryInterface(aSettings));
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NS_ENSURE_STATE(settingsGTK);
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GtkPrintSettings* gtkPrintSettings = settingsGTK->GetGtkPrintSettings();
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NS_ENSURE_STATE(gtkPrintSettings);
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gtk_print_settings_foreach(gtkPrintSettings,
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serialize_gtk_printsettings_to_printdata, data);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsPrintSettingsServiceGTK::DeserializeToPrintSettings(
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const PrintData& data, nsIPrintSettings* settings) {
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nsCOMPtr<nsPrintSettingsGTK> settingsGTK(do_QueryInterface(settings));
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NS_ENSURE_STATE(settingsGTK);
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nsresult rv =
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nsPrintSettingsService::DeserializeToPrintSettings(data, settings);
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NS_ENSURE_SUCCESS(rv, rv);
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// Instead of re-using the GtkPrintSettings that nsIPrintSettings is
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// wrapping, we'll create a new one to deserialize to and replace it
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// within nsIPrintSettings.
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GtkPrintSettings* newGtkPrintSettings = gtk_print_settings_new();
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for (uint32_t i = 0; i < data.GTKPrintSettings().Length(); ++i) {
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CStringKeyValue pair = data.GTKPrintSettings()[i];
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gtk_print_settings_set(newGtkPrintSettings, pair.key().get(),
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pair.value().get());
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}
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settingsGTK->SetGtkPrintSettings(newGtkPrintSettings);
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// nsPrintSettingsGTK is holding a reference to newGtkPrintSettings
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g_object_unref(newGtkPrintSettings);
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newGtkPrintSettings = nullptr;
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return NS_OK;
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}
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nsresult nsPrintSettingsServiceGTK::_CreatePrintSettings(
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nsIPrintSettings** _retval) {
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*_retval = nullptr;
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nsPrintSettingsGTK* printSettings =
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new nsPrintSettingsGTK(); // does not initially ref count
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NS_ENSURE_TRUE(printSettings, NS_ERROR_OUT_OF_MEMORY);
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NS_ADDREF(*_retval = printSettings); // ref count
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return NS_OK;
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}
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