--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/xlsx/xlsxdatavalidation.h	Tue Mar 22 10:38:08 2016 +0100
@@ -0,0 +1,123 @@
+/****************************************************************************
+** Copyright (c) 2013-2014 Debao Zhang <hello@debao.me>
+** All right reserved.
+**
+** Permission is hereby granted, free of charge, to any person obtaining
+** a copy of this software and associated documentation files (the
+** "Software"), to deal in the Software without restriction, including
+** without limitation the rights to use, copy, modify, merge, publish,
+** distribute, sublicense, and/or sell copies of the Software, and to
+** permit persons to whom the Software is furnished to do so, subject to
+** the following conditions:
+**
+** The above copyright notice and this permission notice shall be
+** included in all copies or substantial portions of the Software.
+**
+** THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+** EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+** MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+** NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+** LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+** OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+** WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+**
+****************************************************************************/
+#ifndef QXLSX_XLSXDATAVALIDATION_H
+#define QXLSX_XLSXDATAVALIDATION_H
+
+#include "xlsxglobal.h"
+#include <QSharedDataPointer>
+#include <QString>
+#include <QList>
+
+class QXmlStreamReader;
+class QXmlStreamWriter;
+
+QT_BEGIN_NAMESPACE_XLSX
+
+class Worksheet;
+class CellRange;
+class CellReference;
+
+class DataValidationPrivate;
+class Q_XLSX_EXPORT DataValidation
+{
+public:
+    enum ValidationType
+    {
+        None,
+        Whole,
+        Decimal,
+        List,
+        Date,
+        Time,
+        TextLength,
+        Custom
+    };
+
+    enum ValidationOperator
+    {
+        Between,
+        NotBetween,
+        Equal,
+        NotEqual,
+        LessThan,
+        LessThanOrEqual,
+        GreaterThan,
+        GreaterThanOrEqual
+    };
+
+    enum ErrorStyle
+    {
+        Stop,
+        Warning,
+        Information
+    };
+
+    DataValidation();
+    DataValidation(ValidationType type, ValidationOperator op=Between, const QString &formula1=QString()
+            , const QString &formula2=QString(), bool allowBlank=false);
+    DataValidation(const DataValidation &other);
+    ~DataValidation();
+
+    ValidationType validationType() const;
+    ValidationOperator validationOperator() const;
+    ErrorStyle errorStyle() const;
+    QString formula1() const;
+    QString formula2() const;
+    bool allowBlank() const;
+    QString errorMessage() const;
+    QString errorMessageTitle() const;
+    QString promptMessage() const;
+    QString promptMessageTitle() const;
+    bool isPromptMessageVisible() const;
+    bool isErrorMessageVisible() const;
+    QList<CellRange> ranges() const;
+
+    void setValidationType(ValidationType type);
+    void setValidationOperator(ValidationOperator op);
+    void setErrorStyle(ErrorStyle es);
+    void setFormula1(const QString &formula);
+    void setFormula2(const QString &formula);
+    void setErrorMessage(const QString &error, const QString &title=QString());
+    void setPromptMessage(const QString &prompt, const QString &title=QString());
+    void setAllowBlank(bool enable);
+    void setPromptMessageVisible(bool visible);
+    void setErrorMessageVisible(bool visible);
+
+    void addCell(const CellReference &cell);
+    void addCell(int row, int col);
+    void addRange(int firstRow, int firstCol, int lastRow, int lastCol);
+    void addRange(const CellRange &range);
+
+    DataValidation &operator=(const DataValidation &other);
+
+    bool saveToXml(QXmlStreamWriter &writer) const;
+    static DataValidation loadFromXml(QXmlStreamReader &reader);
+private:
+    QSharedDataPointer<DataValidationPrivate> d;
+};
+
+QT_END_NAMESPACE_XLSX
+
+#endif // QXLSX_XLSXDATAVALIDATION_H