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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 16:51:28 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 16:51:28 +0000
commit940b4d1848e8c70ab7642901a68594e8016caffc (patch)
treeeb72f344ee6c3d9b80a7ecc079ea79e9fba8676d /basic/source/inc/scanner.hxx
parentInitial commit. (diff)
downloadlibreoffice-upstream.tar.xz
libreoffice-upstream.zip
Adding upstream version 1:7.0.4.upstream/1%7.0.4upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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1 files changed, 96 insertions, 0 deletions
diff --git a/basic/source/inc/scanner.hxx b/basic/source/inc/scanner.hxx
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+/* -*- 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_BASIC_SOURCE_INC_SCANNER_HXX
+#define INCLUDED_BASIC_SOURCE_INC_SCANNER_HXX
+
+#include <basic/sbxdef.hxx>
+#include <vcl/errcode.hxx>
+
+// The scanner is stand-alone, i. e. it can be used from everywhere.
+// A BASIC-instance is necessary for error messages. Without BASIC
+// the errors are only counted. Also the BASIC is necessary when an
+// advanced SBX-variable shall be used for data type recognition etc.
+
+class StarBASIC;
+
+class SbiScanner
+{
+ OUString aBuf; // input buffer
+ OUString aLine;
+ sal_Int32 nLineIdx;
+ sal_Int32 nSaveLineIdx;
+ StarBASIC* pBasic; // instance for error callbacks
+
+ void scanAlphanumeric();
+ void scanGoto();
+ bool readLine();
+protected:
+ OUString aSym;
+ OUString aError;
+ SbxDataType eScanType;
+ double nVal; // numeric value
+ sal_Int32 nSavedCol1;
+ sal_Int32 nCol;
+ sal_Int32 nErrors;
+ sal_Int32 nColLock; // lock counter for Col1
+ sal_Int32 nBufPos;
+ sal_Int32 nLine;
+ sal_Int32 nCol1, nCol2;
+ bool bSymbol; // true: symbol scanned
+ bool bNumber; // true: number scanned
+ bool bSpaces; // true: whitespace before token
+ bool bAbort;
+ bool bHash; // true: # has been read in
+ bool bError; // true: generate error
+ bool bCompatible; // true: OPTION compatible
+ bool bVBASupportOn; // true: OPTION VBASupport 1 otherwise default False
+ bool bPrevLineExtentsComment; // true: Previous line is comment and ends on "... _"
+
+ bool bInStatement;
+ void GenError( ErrCode );
+public:
+ SbiScanner( const OUString&, StarBASIC* = nullptr );
+
+ void EnableErrors() { bError = false; }
+ bool IsHash() const { return bHash; }
+ bool IsCompatible() const { return bCompatible; }
+ void SetCompatible( bool b ) { bCompatible = b; } // #118206
+ bool IsVBASupportOn() const { return bVBASupportOn; }
+ bool WhiteSpace() { return bSpaces; }
+ sal_Int32 GetErrors() const { return nErrors; }
+ sal_Int32 GetLine() const { return nLine; }
+ sal_Int32 GetCol1() const { return nCol1; }
+ void SetCol1( sal_Int32 n ) { nCol1 = n; }
+ StarBASIC* GetBasic() { return pBasic; }
+ void SaveLine() { nSaveLineIdx = nLineIdx; }
+ void RestoreLine() { nLineIdx = nSaveLineIdx; }
+ void LockColumn();
+ void UnlockColumn();
+ bool DoesColonFollow();
+
+ bool NextSym();
+ const OUString& GetSym() const { return aSym; }
+ SbxDataType GetType() const { return eScanType; }
+ double GetDbl() const { return nVal; }
+};
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */