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57 lines
1.8 KiB
C++
57 lines
1.8 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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* vim: sw=2 ts=2 et lcs=trail\:.,tab\:>~ :
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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 "Variant.h"
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#include "nsCOMPtr.h"
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extern "C" {
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using namespace mozilla::storage;
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/**
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* Return the data type of the given variant. This method used to be exposed
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* to XPCOM, but since bug 1507540 it's marked [notxpcom] in the interface
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* definition, so we need this C function to access it from Rust.
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*/
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uint16_t NS_GetDataType(nsIVariant* aVariant) {
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return aVariant->GetDataType();
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}
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// Convenience functions to create Storage variants from Rust.
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void NS_NewStorageNullVariant(nsIVariant** aVariant) {
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nsCOMPtr<nsIVariant> variant = new NullVariant();
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variant.forget(aVariant);
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}
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void NS_NewStorageBooleanVariant(bool aValue, nsIVariant** aVariant) {
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nsCOMPtr<nsIVariant> variant = new BooleanVariant(aValue);
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variant.forget(aVariant);
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}
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void NS_NewStorageIntegerVariant(int64_t aValue, nsIVariant** aVariant) {
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nsCOMPtr<nsIVariant> variant = new IntegerVariant(aValue);
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variant.forget(aVariant);
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}
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void NS_NewStorageFloatVariant(double aValue, nsIVariant** aVariant) {
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nsCOMPtr<nsIVariant> variant = new FloatVariant(aValue);
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variant.forget(aVariant);
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}
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void NS_NewStorageTextVariant(const nsAString& aValue, nsIVariant** aVariant) {
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nsCOMPtr<nsIVariant> variant = new TextVariant(aValue);
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variant.forget(aVariant);
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}
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void NS_NewStorageUTF8TextVariant(const nsACString& aValue,
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nsIVariant** aVariant) {
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nsCOMPtr<nsIVariant> variant = new UTF8TextVariant(aValue);
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variant.forget(aVariant);
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}
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} // extern "C"
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