Brandon-T
48ce133615
- Fix URL-Bar LTR-RTL - Fix display of URL in the Page Security View - Use ICU in Chromium, to determine text direction and base direction
49 lines
1.5 KiB
Plaintext
49 lines
1.5 KiB
Plaintext
// Copyright (c) 2024 The Brave Authors. All rights reserved.
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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 file,
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// You can obtain one at https://mozilla.org/MPL/2.0/.
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#include <string>
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#include "base/strings/sys_string_conversions.h"
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#include "brave/ios/browser/api/unicode/NSString+Unicode.h"
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#include "third_party/icu/source/common/unicode/ubidi.h"
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@implementation NSString (Unicode)
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- (ICUUBiDiDirection)bidiDirection {
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auto utf16_string = base::SysNSStringToUTF16(self);
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if (!utf16_string.empty()) {
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UBiDi* bidi = ubidi_open();
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CHECK(bidi);
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UErrorCode status = U_ZERO_ERROR;
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ubidi_setPara(bidi, &utf16_string[0],
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static_cast<std::int32_t>(utf16_string.size()),
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UBIDI_DEFAULT_LTR, nullptr, &status);
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if (U_FAILURE(status)) {
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ubidi_close(bidi);
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// Error as this function can never return neutral
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return ICUUBiDiDirectionLeftToRight;
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}
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UBiDiDirection direction = ubidi_getDirection(bidi);
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ubidi_close(bidi);
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return static_cast<ICUUBiDiDirection>(direction);
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}
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return ICUUBiDiDirectionLeftToRight;
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}
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- (ICUUBiDiDirection)bidiBaseDirection {
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auto utf16_string = base::SysNSStringToUTF16(self);
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if (!utf16_string.empty()) {
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return static_cast<ICUUBiDiDirection>(ubidi_getBaseDirection(
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&utf16_string[0], static_cast<std::int32_t>(utf16_string.size())));
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}
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return ICUUBiDiDirectionNeutral;
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}
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@end
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