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poco/WebWidgets/include/Poco/WebWidgets/TableModel.h
2008-10-06 10:44:48 +00:00

106 lines
3.2 KiB
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//
// TableModel.h
//
// $Id: //poco/Main/WebWidgets/include/Poco/WebWidgets/TableModel.h#4 $
//
// Library: WebWidgets
// Package: Views
// Module: TableModel
//
// Definition of the TableModel class.
//
// Copyright (c) 2007, Applied Informatics Software Engineering GmbH.
// and Contributors.
//
// Permission is hereby granted, free of charge, to any person or organization
// obtaining a copy of the software and accompanying documentation covered by
// this license (the "Software") to use, reproduce, display, distribute,
// execute, and transmit the Software, and to prepare derivative works of the
// Software, and to permit third-parties to whom the Software is furnished to
// do so, all subject to the following:
//
// The copyright notices in the Software and this entire statement, including
// the above license grant, this restriction and the following disclaimer,
// must be included in all copies of the Software, in whole or in part, and
// all derivative works of the Software, unless such copies or derivative
// works are solely in the form of machine-executable object code generated by
// a source language processor.
//
// 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, TITLE AND NON-INFRINGEMENT. IN NO EVENT
// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
//
#ifndef WebWidgets_TableModel_INCLUDED
#define WebWidgets_TableModel_INCLUDED
#include "Poco/WebWidgets/WebWidgets.h"
#include "Poco/RefCountedObject.h"
#include "Poco/AutoPtr.h"
#include "Poco/Any.h"
namespace Poco {
namespace WebWidgets {
class WebWidgets_API TableModel: public Poco::RefCountedObject
/// TableModel defines the interface for data retrieval for a Table
{
public:
typedef Poco::AutoPtr<TableModel> Ptr;
TableModel(std::size_t colCnt);
/// Creates the TableModel with the given number of columns.
std::size_t getColumnCount() const;
/// Returns the number of columns
virtual const Poco::Any& getValue(std::size_t row, std::size_t col) const = 0;
///Returns the value at pos(row, col) or an empty Any if no data is stored there
virtual std::size_t getRowCount() const = 0;
/// Returns the total number of rows
virtual void setValue(const Poco::Any& val, std::size_t row, std::size_t col) = 0;
/// Sets the value at pos(row, col)
virtual void deleteRow(std::size_t row) = 0;
/// Removes the row from the TableModel
virtual void clear() = 0;
/// Deletes all rows from the TableModel
virtual TableModel::Ptr clone() const = 0;
/// Creates a deep-copy of the table
protected:
virtual ~TableModel();
/// Destroys the TableModel.
private:
std::size_t _colCnt;
};
//
// Inlines
//
inline std::size_t TableModel::getColumnCount() const
{
return _colCnt;
}
} } // namespace Poco::WebWidgets
#endif // WebWidgets_TableModel_INCLUDED