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| -rw-r--r-- | include/vcl/mnemonic.hxx | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/include/vcl/mnemonic.hxx b/include/vcl/mnemonic.hxx new file mode 100644 index 000000000..23ea1d1e6 --- /dev/null +++ b/include/vcl/mnemonic.hxx @@ -0,0 +1,75 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.apache.org/licenses/LICENSE-2.0 . + */ + +#ifndef INCLUDED_VCL_MNEMONIC_HXX +#define INCLUDED_VCL_MNEMONIC_HXX + +#include <com/sun/star/uno/Reference.h> +#include <rtl/ustring.hxx> +#include <vcl/dllapi.h> + +namespace com::sun::star::i18n { class XCharacterClassification; } + +// Mnemonic Chars, which we want support +// Latin 0-9 +#define MNEMONIC_RANGE_1_START 0x30 +#define MNEMONIC_RANGE_1_END 0x39 +// Latin a-z +#define MNEMONIC_RANGE_2_START 0x61 +#define MNEMONIC_RANGE_2_END 0x7A +// Cyrillic +#define MNEMONIC_RANGE_3_START 0x0430 +#define MNEMONIC_RANGE_3_END 0x044F +// Greek +#define MNEMONIC_RANGE_4_START 0x03B1 +#define MNEMONIC_RANGE_4_END 0x03CB +#define MNEMONIC_RANGES 4 +#define MAX_MNEMONICS ((MNEMONIC_RANGE_1_END-MNEMONIC_RANGE_1_START+1)+\ + (MNEMONIC_RANGE_2_END-MNEMONIC_RANGE_2_START+1)+\ + (MNEMONIC_RANGE_3_END-MNEMONIC_RANGE_3_START+1)+\ + (MNEMONIC_RANGE_4_END-MNEMONIC_RANGE_4_START+1)) + +#define MNEMONIC_CHAR u'~' +#define MNEMONIC_INDEX_NOTFOUND (sal_uInt16(0xFFFF)) + + +class VCL_DLLPUBLIC MnemonicGenerator +{ + sal_Unicode m_cMnemonic; + // 0 == Mnemonic; >0 == count of characters + sal_uInt8 maMnemonics[MAX_MNEMONICS]; + css::uno::Reference< css::i18n::XCharacterClassification > mxCharClass; + + SAL_DLLPRIVATE static sal_uInt16 ImplGetMnemonicIndex( sal_Unicode c ); + SAL_DLLPRIVATE sal_Unicode ImplFindMnemonic( const OUString& rKey ); + +public: + MnemonicGenerator(sal_Unicode cMnemonic = MNEMONIC_CHAR); + + void RegisterMnemonic( const OUString& rKey ); + [[nodiscard]] OUString CreateMnemonic(const OUString& rKey); + css::uno::Reference< css::i18n::XCharacterClassification > const & GetCharClass(); + + // returns a string where all '~'-characters and CJK mnemonics of the form (~A) are completely removed + static OUString EraseAllMnemonicChars( const OUString& rStr ); +}; + +#endif // INCLUDED_VCL_MNEMONIC_HXX + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |