added WebWidgets

WebWidgets/src/Table.cpp

@@ -0,0 +1,179 @@
+//
+// Table.cpp
+//
+// $Id: //poco/Main/WebWidgets/src/Table.cpp#14 $
+//
+// Library: WebWidgets
+// Package: Views
+// Module:  Table
+//
+// Copyright (c) 2008, 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.
+//
+
+
+#include "Poco/WebWidgets/Table.h"
+#include "Poco/NumberParser.h"
+
+
+namespace Poco {
+namespace WebWidgets {
+
+
+const std::string Table::FIELD_COL("col");
+const std::string Table::FIELD_ROW("row");
+const std::string Table::FIELD_VAL("val");
+
+
+Table::Table(const TableColumns& tc, TableModel::Ptr pModel):
+	View(typeid(Table)),
+	_pModel(pModel),
+	_columns(tc),
+	_col(-1),
+	_row(-1),
+	_val()
+{
+	checkValidConfig();
+}
+
+	
+Table::Table(const std::string& name, const TableColumns& tc, TableModel::Ptr pModel):
+	View(name, typeid(Table)),
+	_pModel(pModel),
+	_columns(tc),
+	_col(-1),
+	_row(-1),
+	_val()
+{
+	checkValidConfig();
+}
+
+
+Table::Table(const std::string& name, const std::type_info& type, const TableColumns& tc, TableModel::Ptr pModel):
+	View(name, type),
+	_pModel(pModel),
+	_columns(tc),
+	_col(-1),
+	_row(-1),
+	_val()
+{
+	checkValidConfig();
+}
+
+
+Table::Table(const std::type_info& type, const TableColumns& tc, TableModel::Ptr pModel):
+	View(type),
+	_pModel(pModel),
+	_columns(tc),
+	_col(-1),
+	_row(-1),
+	_val()
+{
+	checkValidConfig();
+}
+
+
+Table::~Table()
+{
+}
+
+
+void Table::checkValidConfig()
+{
+	if (_columns.empty())
+		throw Poco::InvalidArgumentException("At least one column is required for a table");
+	if (!_pModel)
+		throw Poco::InvalidArgumentException("An empty model is not allowed");
+	if (_columns.size() != _pModel->getColumnCount())
+		throw Poco::InvalidArgumentException("Model column count mismatches Columns count");
+
+	TableColumns::iterator it = _columns.begin();
+	for (; it != _columns.end(); ++it)
+	{
+		if ((*it))
+			adoptChild((*it));;
+	}
+}
+
+
+void Table::handleForm(const std::string& field, const std::string& value)
+{
+	if (field == FIELD_COL)
+		handleCol(value);
+	else if (field == FIELD_ROW)
+		handleRow(value);
+	else if (field == FIELD_VAL)
+		handleVal(value);
+}
+
+
+void Table::handleRequest(const Poco::Net::HTTPServerRequest& req)
+{
+	apply();
+	_col = -1;
+	_row = -1;
+	_val.clear();;
+}
+
+
+void Table::apply()
+{
+	if (_col < 0 || _row < 0 || _col >= getColumnCount())
+		throw InvalidArgumentException("col/row out of range");
+	Cell::Ptr pCell = getColumns()[_col]->getCell();
+	Formatter::Ptr pForm;
+	if (pCell)
+		pForm = pCell->getFormatter();
+	if (pForm)
+	{
+		Poco::Any any = pForm->parse(_val);
+		setValue(any, _row, _col);
+	}
+	else
+		setValue(Poco::Any(_val), _row, _col);
+}
+
+
+void Table::handleCol(const std::string& val)
+{
+	_col = Poco::NumberParser::parse(val);
+}
+
+
+void Table::handleRow(const std::string& val)
+{
+	_row = Poco::NumberParser::parse(val);
+}
+
+
+void Table::handleVal(const std::string& val)
+{
+	// we have no guarantee that _col is set at this timepoint
+	// so we cannot get the formatter for the row
+	// we do the conversion later in apply
+	_val = val;
+}
+
+} } // namespace Poco::WebWidgets