Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 181 insertions, 0 deletions

diff --git a/include/unotools/charclass.hxx b/include/unotools/charclass.hxx
new file mode 100644
index 000000000..c76c7ae35
--- /dev/null
+++ b/include/unotools/charclass.hxx
@@ -0,0 +1,181 @@
+/* -*- 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_UNOTOOLS_CHARCLASS_HXX
+#define INCLUDED_UNOTOOLS_CHARCLASS_HXX
+
+#include <unotools/unotoolsdllapi.h>
+#include <i18nlangtag/languagetag.hxx>
+#include <com/sun/star/i18n/DirectionProperty.hpp>
+#include <com/sun/star/i18n/KCharacterType.hpp>
+#include <com/sun/star/i18n/ParseResult.hpp>
+#include <com/sun/star/i18n/UnicodeScript.hpp>
+#include <com/sun/star/uno/Reference.hxx>
+
+namespace com::sun::star::uno { class XComponentContext; }
+namespace com::sun::star::i18n { class XCharacterClassification; }
+
+const sal_Int32 nCharClassAlphaType =
+    css::i18n::KCharacterType::UPPER |
+    css::i18n::KCharacterType::LOWER |
+    css::i18n::KCharacterType::TITLE_CASE;
+
+const sal_Int32 nCharClassAlphaTypeMask =
+    nCharClassAlphaType |
+    css::i18n::KCharacterType::PRINTABLE |
+    css::i18n::KCharacterType::BASE_FORM;
+
+const sal_Int32 nCharClassLetterType =
+    nCharClassAlphaType |
+    css::i18n::KCharacterType::LETTER;
+
+const sal_Int32 nCharClassLetterTypeMask =
+    nCharClassAlphaTypeMask |
+    css::i18n::KCharacterType::LETTER;
+
+const sal_Int32 nCharClassNumericType =
+    css::i18n::KCharacterType::DIGIT;
+
+const sal_Int32 nCharClassNumericTypeMask =
+    nCharClassNumericType |
+    css::i18n::KCharacterType::PRINTABLE |
+    css::i18n::KCharacterType::BASE_FORM;
+
+class UNOTOOLS_DLLPUBLIC CharClass
+{
+    LanguageTag                 maLanguageTag;
+    css::uno::Reference< css::i18n::XCharacterClassification >    xCC;
+
+    CharClass(const CharClass&) = delete;
+    CharClass& operator=(const CharClass&) = delete;
+
+public:
+    /// Preferred ctor with service manager specified
+    CharClass(
+        const css::uno::Reference< css::uno::XComponentContext > & rxContext,
+        LanguageTag aLanguageTag );
+
+    /// Deprecated ctor, tries to get a process service manager or to load the
+    /// library directly.
+    CharClass( LanguageTag aLanguageTag );
+
+    ~CharClass();
+
+    /// get current Locale
+    const LanguageTag& getLanguageTag() const;
+
+    /// isdigit() on ascii values of entire string
+    static bool isAsciiNumeric( std::u16string_view rStr );
+
+    /// isalpha() on ascii values of entire string
+    static bool isAsciiAlpha( std::u16string_view rStr );
+
+    /// whether type is pure numeric or not, e.g. return of getStringType
+    static bool isNumericType( sal_Int32 nType )
+    {
+        return ((nType & nCharClassNumericType) != 0) &&
+            ((nType & ~nCharClassNumericTypeMask) == 0);
+    }
+
+    /// whether type is pure alphanumeric or not, e.g. return of getStringType
+    static bool isAlphaNumericType( sal_Int32 nType )
+    {
+        return ((nType & (nCharClassAlphaType |
+            nCharClassNumericType)) != 0) &&
+            ((nType & ~(nCharClassAlphaTypeMask |
+            nCharClassNumericTypeMask)) == 0);
+    }
+
+    /// whether type is pure letter or not, e.g. return of getStringType
+    static bool isLetterType( sal_Int32 nType )
+    {
+        return ((nType & nCharClassLetterType) != 0) &&
+            ((nType & ~nCharClassLetterTypeMask) == 0);
+    }
+
+    /// whether type is pure letternumeric or not, e.g. return of getStringType
+    static bool isLetterNumericType( sal_Int32 nType )
+    {
+        return ((nType & (nCharClassLetterType |
+            nCharClassNumericType)) != 0) &&
+            ((nType & ~(nCharClassLetterTypeMask |
+            nCharClassNumericTypeMask)) == 0);
+    }
+
+    // Wrapper implementations of class CharacterClassification
+
+    OUString uppercase( const OUString& rStr, sal_Int32 nPos, sal_Int32 nCount ) const;
+    OUString lowercase( const OUString& rStr, sal_Int32 nPos, sal_Int32 nCount ) const;
+    OUString titlecase( const OUString& rStr, sal_Int32 nPos, sal_Int32 nCount ) const;
+
+    OUString uppercase( const OUString& _rStr ) const
+    {
+        return uppercase(_rStr, 0, _rStr.getLength());
+    }
+    OUString lowercase( const OUString& _rStr ) const
+    {
+        return lowercase(_rStr, 0, _rStr.getLength());
+    }
+    OUString titlecase( const OUString& _rStr ) const
+    {
+        return titlecase(_rStr, 0, _rStr.getLength());
+    }
+
+    sal_Int16 getType( const OUString& rStr, sal_Int32 nPos ) const;
+    css::i18n::DirectionProperty getCharacterDirection( const OUString& rStr, sal_Int32 nPos ) const;
+    css::i18n::UnicodeScript getScript( const OUString& rStr, sal_Int32 nPos ) const;
+    sal_Int32 getCharacterType( const OUString& rStr, sal_Int32 nPos ) const;
+    sal_Int32 getStringType( const OUString& rStr, sal_Int32 nPos, sal_Int32 nCount ) const;
+
+    css::i18n::ParseResult parseAnyToken(
+                                    const OUString& rStr,
+                                    sal_Int32 nPos,
+                                    sal_Int32 nStartCharFlags,
+                                    const OUString& userDefinedCharactersStart,
+                                    sal_Int32 nContCharFlags,
+                                    const OUString& userDefinedCharactersCont ) const;
+
+    css::i18n::ParseResult parsePredefinedToken(
+                                    sal_Int32 nTokenType,
+                                    const OUString& rStr,
+                                    sal_Int32 nPos,
+                                    sal_Int32 nStartCharFlags,
+                                    const OUString& userDefinedCharactersStart,
+                                    sal_Int32 nContCharFlags,
+                                    const OUString& userDefinedCharactersCont ) const;
+
+    // Functionality of class International methods
+
+    bool isAlpha( const OUString& rStr, sal_Int32 nPos ) const;
+    bool isLetter( const OUString& rStr, sal_Int32 nPos ) const;
+    bool isDigit( const OUString& rStr, sal_Int32 nPos ) const;
+    bool isAlphaNumeric( const OUString& rStr, sal_Int32 nPos ) const;
+    bool isLetterNumeric( const OUString& rStr, sal_Int32 nPos ) const;
+    bool isLetter( const OUString& rStr ) const;
+    bool isNumeric( const OUString& rStr ) const;
+    bool isLetterNumeric( const OUString& rStr ) const;
+
+private:
+
+    const css::lang::Locale &  getMyLocale() const;
+};
+
+#endif // INCLUDED_UNOTOOLS_CHARCLASS_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */