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129 lines
3.7 KiB
C++
129 lines
3.7 KiB
C++
//
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// SimpleTableModel.h
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//
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// $Id: //poco/Main/WebWidgets/include/Poco/WebWidgets/SimpleTableModel.h#2 $
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//
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// Library: WebWidgets
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// Package: ChangeThis
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// Module: SimpleTableModel
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//
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// Definition of the SimpleTableModel class.
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//
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// Copyright (c) 2007, Applied Informatics Software Engineering GmbH.
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// and Contributors.
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//
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// Permission is hereby granted, free of charge, to any person or organization
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// obtaining a copy of the software and accompanying documentation covered by
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// this license (the "Software") to use, reproduce, display, distribute,
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// execute, and transmit the Software, and to prepare derivative works of the
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// Software, and to permit third-parties to whom the Software is furnished to
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// do so, all subject to the following:
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//
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// The copyright notices in the Software and this entire statement, including
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// the above license grant, this restriction and the following disclaimer,
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// must be included in all copies of the Software, in whole or in part, and
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// all derivative works of the Software, unless such copies or derivative
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// works are solely in the form of machine-executable object code generated by
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// a source language processor.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
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// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
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// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
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// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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//
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#ifndef WebWidgets_SimpleTableModel_INCLUDED
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#define WebWidgets_SimpleTableModel_INCLUDED
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#include "Poco/WebWidgets/TableModel.h"
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#include "Poco/Mutex.h"
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#include <vector>
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namespace Poco {
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namespace WebWidgets {
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class WebWidgets_API SimpleTableModel: public TableModel
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/// A simple implementation of a tablemodel which reads/writes data to memory
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/// Avoid deleting rows, expensive.
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{
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public:
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typedef std::vector<Poco::Any> Row;
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typedef std::vector<Row> TableData;
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typedef Poco::AutoPtr<SimpleTableModel> Ptr;
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SimpleTableModel(std::size_t colCnt);
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/// Creates the SimpleTableModel.
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const Poco::Any& getValue(std::size_t row, std::size_t col) const;
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///Returns the value at pos(row, col) or an empty Any if no data is stored there
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std::size_t getRowCount() const;
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/// Returns the total number of rows
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void setValue(const Poco::Any& val, std::size_t row, std::size_t col);
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/// Sets the value at pos(row, col)
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void deleteRow(std::size_t row);
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/// Removes the row from the TableModel. NOT IMPLEMENTED!
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void clear();
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/// Deletes all rows from the TableModel
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TableModel::Ptr clone() const;
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/// Creates a deep-copy of the table
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protected:
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virtual ~SimpleTableModel();
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/// Destroys the SimpleTableModel.
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private:
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TableData _data;
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mutable Poco::FastMutex _mutex;
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};
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inline const Poco::Any& SimpleTableModel::getValue(std::size_t row, std::size_t col) const
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{
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return _data[row][col];
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}
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inline std::size_t SimpleTableModel::getRowCount() const
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{
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return _data.size();
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}
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inline void SimpleTableModel::setValue(const Poco::Any& val, std::size_t row, std::size_t col)
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{
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Poco::FastMutex::ScopedLock lock(_mutex);
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if (_data.size() < row+1)
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_data.resize(row+1, Row(getColumnCount()));
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_data[row][col] = val;
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}
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inline void SimpleTableModel::deleteRow(std::size_t row)
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{
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throw Poco::NotImplementedException("");
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}
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inline void SimpleTableModel::clear()
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{
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_data.clear();
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}
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} } // namespace Poco::WebWidgets
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#endif // WebWidgets_SimpleTableModel_INCLUDED
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