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paging for tables

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This commit is contained in:
Peter Schojer 2008-10-01 06:19:09 +00:00
parent 2045597f3f
commit 00b1f3cde5
21 changed files with 349 additions and 12 deletions
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2
WebWidgets/ExtJS/include/Poco/WebWidgets/ExtJS/TableRenderer.h
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@ -78,6 +78,8 @@ public:
static const std::string EV_CELLSELECTED;
static const std::string EV_STARTCELLVALUECHANGE;
static const std::string HIDDEN_INDEX_ROW;
static const std::string FIELD_TOTALPROPERTY;
static const std::string FIELD_ROOT;
TableRenderer();
/// Creates the TableRenderer.

10
WebWidgets/ExtJS/samples/Server/src/Server.cpp
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@ -177,18 +177,24 @@ protected:
Form::Ptr pForm = new Form("form1", Poco::URI("/"));
//pForm->setURL(...);
Table::TableColumns tc;
tc.push_back(new TableColumn(new TextFieldCell(0), "StaticText", 200 ));
tc.push_back(new TableColumn(new CheckButtonCell(0, "lbl", true), "CheckButton", 100));
tc.push_back(new TableColumn(new TextFieldCell(0), "StaticText", 200,true ));
tc.push_back(new TableColumn(new CheckButtonCell(0, "lbl", true), "CheckButton", 100, true));
Table::Ptr pTable = new Table(tc, new SimpleTableModel(2));
///init simpletablemodel
pTable->setValue(std::string("one"), 0,0);
pTable->setValue(std::string("two"), 1,0);
pTable->setValue(std::string("three"), 2,0);
pTable->setValue(std::string("four"), 3,0);
pTable->setValue(std::string("five"), 4,0);
pTable->setValue(true, 0,1);
pTable->setValue(false, 1,1);
pTable->setValue(true, 2,1);
pTable->setValue(false, 3,1);
pTable->setValue(true, 4,1);
pTable->setWidth(310);
pTable->setHeight(200);
pTable->setPaging(2);
pForm->add(new TextField("txtfield"));
CheckButton::Ptr ptrCheck2(new CheckButton("checkbutton", "CheckButton", false));

14
WebWidgets/ExtJS/src/ArrayTableSerializer.cpp
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@ -35,6 +35,8 @@
#include "Poco/WebWidgets/ExtJS/ArrayTableSerializer.h"
#include "Poco/WebWidgets/ExtJS/TableRenderer.h"
#include "Poco/WebWidgets/ExtJS/Utility.h"
#include "Poco/WebWidgets/Table.h"
#include "Poco/DateTime.h"
@ -53,7 +55,8 @@ void ArrayTableSerializer::serialize(std::ostream& ostr, const Table* pTable, st
// render the row-index as last column
const TableModel& tm = pTable->getModel();
const Table::TableColumns& tc = pTable->getColumns();
if (rowCntUser == 0 && pTable->getPagingSize() > 0)
rowCntUser = pTable->getPagingSize();
poco_assert_dbg (tc.size() == tm.getColumnCount());
std::size_t colCnt = tm.getColumnCount();
@ -62,10 +65,11 @@ void ArrayTableSerializer::serialize(std::ostream& ostr, const Table* pTable, st
rowBegin = 0;
if ((rowCntUser > 0) && (rowBegin + rowCntUser < rowCnt))
rowCnt = rowBegin + rowCntUser;
ostr << "[";
ostr << "{\"" << TableRenderer::FIELD_TOTALPROPERTY << "\":\"" << tm.getRowCount() << "\",";
ostr << "\"" << TableRenderer::FIELD_ROOT << "\":[";
for (std::size_t row = rowBegin; row < rowCnt; ++row)
{
if (row != 0)
if (row != rowBegin)
ostr << ",[";
else
ostr << "[";
@ -88,7 +92,7 @@ void ArrayTableSerializer::serialize(std::ostream& ostr, const Table* pTable, st
bool isString = (typeid(std::string) == aVal.type());
Cell::Ptr ptrCell = tc[col]->getCell();
if (isString)
ostr << "'" << RefAnyCast<std::string>(aVal) << "'";
ostr << "'" << Utility::safe(RefAnyCast<std::string>(aVal)) << "'";
else if (ptrCell)
{
//date must be written as string
@ -105,7 +109,7 @@ void ArrayTableSerializer::serialize(std::ostream& ostr, const Table* pTable, st
ostr << "," << row;
ostr << "]";
}
ostr << "]";
ostr << "]}";
}

11
WebWidgets/ExtJS/src/TableRenderer.cpp
View File

@ -70,6 +70,8 @@ const std::string TableRenderer::EV_KEYPRESSED("keypress");
const std::string TableRenderer::EV_ROWSELECTED("rowselect");
const std::string TableRenderer::EV_CELLSELECTED("cellselect");
const std::string TableRenderer::HIDDEN_INDEX_ROW("hidIdx");
const std::string TableRenderer::FIELD_TOTALPROPERTY("tp");
const std::string TableRenderer::FIELD_ROOT("data");
TableRenderer::TableRenderer()
@ -516,7 +518,6 @@ void TableRenderer::renderProperties(const Table* pTable, const RenderContext& c
// })
if (pTable->getPagingSize() > 0)
{
ostr << ",remoteSort:true";
ostr << ",bbar:new Ext.PagingToolbar({";
ostr << "pageSize:" << pTable->getPagingSize() << ",";
ostr << "displayInfo:true,";
@ -649,17 +650,19 @@ void TableRenderer::renderStore(const Table* pTable, std::ostream& ostr)
ostr << "proxy:new Ext.data.HttpProxy({url:";
std::map<std::string, std::string> addParams;
addParams.insert(std::make_pair(RequestHandler::KEY_EVID,Table::EV_LOADDATA));
std::string url(Utility::createURI(addParams, pTable->id()));
ostr << url << "}),";
ostr << "reader:new Ext.data.ArrayReader()";
ostr << "reader:new Ext.data.ArrayReader({totalCnt:'";
ostr << FIELD_TOTALPROPERTY << "',data:'" << FIELD_ROOT << "'})";
if (pTable->afterLoad.hasJavaScriptCode())
{
ostr << ",listeners:{";
Utility::writeJSEvent(ostr, EV_AFTERLOAD, pTable->afterLoad, &TableRenderer::createAfterLoadServerCallback, pTable);
ostr << "}";
}
if (pTable->getPagingSize() > 0)
ostr << ",remoteSort:true";
ostr << "})";
}

37
WebWidgets/ExtJS/testsuite/bin/AppinfTable.js
View File

@ -1,4 +1,41 @@
Ext.override(Ext.data.ArrayReader, {
read : function(response){
var data = response.responseText;
var o = eval("("+data+")");
return this.readRecords(o);
},
readRecords : function(o){
var sid = this.meta ? this.meta.id : null;
var s = this.meta;
var recordType = this.recordType, fields = recordType.prototype.fields;
var records = [];
var root = o["data"];
var totalRecords = o["tp"];
for(var i = 0; i < root.length; i++){
var n = root[i];
var values = {};
var id = ((sid || sid === 0) && n[sid] !== undefined && n[sid] !== "" ? n[sid] : null);
for(var j = 0, jlen = fields.length; j < jlen; j++){
var f = fields.items[j];
var k = f.mapping !== undefined && f.mapping !== null ? f.mapping : j;
var v = n[k] !== undefined ? n[k] : f.defaultValue;
v = f.convert(v, n);
values[f.name] = v;
}
var record = new recordType(values, id);
record.json = n;
records[records.length] = record;
}
return {
success : true,
records : records,
totalRecords : totalRecords
};
}
});
Ext.grid.AppinfTable = Ext.extend(Ext.grid.EditorGridPanel, {
/**
* @cfg {Boolean} autoEdit

8
WebWidgets/WebWidgets_VS80.vcproj
View File

@ -681,6 +681,10 @@
RelativePath=".\include\Poco\WebWidgets\SimpleTableModel.h"
>
</File>
<File
RelativePath=".\include\Poco\WebWidgets\SortedTableModel.h"
>
</File>
<File
RelativePath=".\include\Poco\WebWidgets\Table.h"
>
@ -745,6 +749,10 @@
RelativePath=".\src\SimpleTableModel.cpp"
>
</File>
<File
RelativePath=".\src\SortedTableModel.cpp"
>
</File>
<File
RelativePath=".\src\Table.cpp"
>

8
WebWidgets/WebWidgets_VS90.vcproj
View File

@ -678,6 +678,10 @@
RelativePath=".\include\Poco\WebWidgets\SimpleTableModel.h"
>
</File>
<File
RelativePath=".\include\Poco\WebWidgets\SortedTableModel.h"
>
</File>
<File
RelativePath=".\include\Poco\WebWidgets\Table.h"
>
@ -742,6 +746,10 @@
RelativePath=".\src\SimpleTableModel.cpp"
>
</File>
<File
RelativePath=".\src\SortedTableModel.cpp"
>
</File>
<File
RelativePath=".\src\Table.cpp"
>

2
WebWidgets/include/Poco/WebWidgets/BoolFormatter.h
View File

@ -60,6 +60,8 @@ public:
Poco::Any parse(const std::string& value) const;
bool lowerThan(const Poco::Any& first, const Poco::Any& second) const;
protected:
~BoolFormatter();
/// Destroys the BoolFormatter.

4
WebWidgets/include/Poco/WebWidgets/DateFormatter.h
View File

@ -48,7 +48,7 @@ namespace WebWidgets {
class WebWidgets_API DateFormatter: public Formatter
/// DateFormatter is sued to convert Poco::DateTime to/from string
/// DateFormatter is used to convert Poco::DateTime to/from string
{
public:
typedef Poco::AutoPtr<DateFormatter> Ptr;
@ -60,6 +60,8 @@ public:
Poco::Any parse(const std::string& value) const;
bool lowerThan(const Poco::Any& first, const Poco::Any& second) const;
protected:
~DateFormatter();
/// Destroys the DateFormatter.

2
WebWidgets/include/Poco/WebWidgets/DoubleFormatter.h
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@ -59,6 +59,8 @@ public:
int precision() const;
/// Returns the precision
bool lowerThan(const Poco::Any& first, const Poco::Any& second) const;
protected:
~DoubleFormatter();

13
WebWidgets/include/Poco/WebWidgets/Formatter.h
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@ -58,6 +58,16 @@ class WebWidgets_API Formatter: public Poco::RefCountedObject
public:
typedef Poco::AutoPtr<Formatter> Ptr;
struct WebWidgets_API less
{
Formatter& fmt;
less (Formatter& f): fmt(f){}
bool operator () (const Poco::Any& first, const Poco::Any& second) const
{
return fmt.lowerThan(first, second);
}
};
virtual std::string format(const Poco::Any& value) const = 0;
/// Returns a string representation of the given value, suitable
/// for displaying in a Cell.
@ -68,6 +78,9 @@ public:
///
/// Throws a Poco::SyntaxException if the value cannot be parsed.
virtual bool lowerThan(const Poco::Any& first, const Poco::Any& second) const = 0;
/// Lower than comparison for any's of the same type
protected:
Formatter();
virtual ~Formatter();

2
WebWidgets/include/Poco/WebWidgets/IntFormatter.h
View File

@ -56,6 +56,8 @@ public:
IntFormatter();
std::string format(const Poco::Any& value) const;
Poco::Any parse(const std::string& value) const;
bool lowerThan(const Poco::Any& first, const Poco::Any& second) const;
protected:
~IntFormatter();

94
WebWidgets/include/Poco/WebWidgets/SortedTableModel.h Normal file
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@ -0,0 +1,94 @@
//
// SortedTableModel.h
//
// $Id: //poco/Main/WebWidgets/include/Poco/WebWidgets/SortedTableModel.h#4 $
//
// Library: WebWidgets
// Package: Views
// Module: SortedTableModel
//
// Definition of the SortedTableModel 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_SortedTableModel_INCLUDED
#define WebWidgets_SortedTableModel_INCLUDED
#include "Poco/WebWidgets/WebWidgets.h"
#include "Poco/WebWidgets/TableModel.h"
#include "Poco/AutoPtr.h"
#include "Poco/Any.h"
namespace Poco {
namespace WebWidgets {
class WebWidgets_API SortedTableModel: public TableModel
/// SortedTableModel defines the interface for data retrieval for a Table
{
public:
typedef Poco::AutoPtr<SortedTableModel> Ptr;
SortedTableModel(TableModel::Ptr pModel, std::size_t col, bool sortAscending);
/// Creates the SortedTableModel.Sorts pModel via col and if sortWithLess is
/// true by less otherwise by more
const Poco::Any& getValue(std::size_t row, std::size_t col) const;
///Returns the value at pos(row, col) or an empty Any if no data is stored there
std::size_t getRowCount() const;
/// Returns the total number of rows
void setValue(const Poco::Any& val, std::size_t row, std::size_t col);
/// Sets the value at pos(row, col)
void deleteRow(std::size_t row);
/// Removes the row from the SortedTableModel
void clear();
/// Deletes all rows from the SortedTableModel
void sort(std::size_t col, bool sortAscending);
protected:
virtual ~SortedTableModel();
/// Destroys the SortedTableModel.
private:
TableModel::Ptr _pUnsorted;
std::size_t _sortCol;
bool _sortAscending;
};
} } // namespace Poco::WebWidgets
#endif // WebWidgets_SortedTableModel_INCLUDED

2
WebWidgets/include/Poco/WebWidgets/StringFormatter.h
View File

@ -57,6 +57,8 @@ public:
std::string format(const Poco::Any& value) const;
Poco::Any parse(const std::string& value) const;
bool lowerThan(const Poco::Any& first, const Poco::Any& second) const;
protected:
~StringFormatter();

10
WebWidgets/src/BoolFormatter.cpp
View File

@ -78,4 +78,14 @@ Poco::Any BoolFormatter::parse(const std::string& value) const
}
bool BoolFormatter::lowerThan(const Poco::Any& first, const Poco::Any& second) const
{
if (first.empty())
return true;
if (second.empty())
return false;
return Poco::AnyCast<bool>(first) < Poco::AnyCast<bool>(second);
}
} } // namespace Poco::WebWidgets

11
WebWidgets/src/DateFormatter.cpp
View File

@ -71,4 +71,15 @@ Poco::Any DateFormatter::parse(const std::string& value) const
}
bool DateFormatter::lowerThan(const Poco::Any& first, const Poco::Any& second) const
{
if (first.empty())
return true;
if (second.empty())
return false;
return Poco::RefAnyCast<DateTime>(first) < Poco::RefAnyCast<DateTime>(second);
}
} } // namespace Poco::WebWidgets

11
WebWidgets/src/DoubleFormatter.cpp
View File

@ -70,4 +70,15 @@ Poco::Any DoubleFormatter::parse(const std::string& value) const
}
bool DoubleFormatter::lowerThan(const Poco::Any& first, const Poco::Any& second) const
{
if (first.empty())
return true;
if (second.empty())
return false;
return Poco::AnyCast<double>(first) < Poco::AnyCast<double>(second);
}
} } // namespace Poco::WebWidgets

11
WebWidgets/src/IntFormatter.cpp
View File

@ -69,4 +69,15 @@ Poco::Any IntFormatter::parse(const std::string& value) const
}
bool IntFormatter::lowerThan(const Poco::Any& first, const Poco::Any& second) const
{
if (first.empty())
return true;
if (second.empty())
return false;
return Poco::AnyCast<int>(first) < Poco::AnyCast<int>(second);
}
} } // namespace Poco::WebWidgets

94
WebWidgets/src/SortedTableModel.cpp Normal file
View File

@ -0,0 +1,94 @@
//
// SortedTableModel.cpp
//
// $Id: //poco/Main/WebWidgets/src/SortedTableModel.cpp#3 $
//
// Library: WebWidgets
// Package: Views
// Module: SortedTableModel
//
// 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.
//
#include "Poco/WebWidgets/SortedTableModel.h"
namespace Poco {
namespace WebWidgets {
SortedTableModel::SortedTableModel(TableModel::Ptr pModel, std::size_t col, bool sortAscending):
TableModel(pModel->getColumnCount()),
_pUnsorted(pModel),
_sortCol(col),
_sortAscending(sortAscending)
{
}
SortedTableModel::~SortedTableModel()
{
}
const Poco::Any& SortedTableModel::getValue(std::size_t row, std::size_t col) const
{
throw Poco::NotImplementedException();
}
std::size_t SortedTableModel::getRowCount() const
{
throw Poco::NotImplementedException();
}
void SortedTableModel::setValue(const Poco::Any& val, std::size_t row, std::size_t col)
{
throw Poco::NotImplementedException();
}
void SortedTableModel::deleteRow(std::size_t row)
{
throw Poco::NotImplementedException();
}
void SortedTableModel::clear()
{
throw Poco::NotImplementedException();
}
void SortedTableModel::sort(std::size_t col, bool sortAscending)
{
throw Poco::NotImplementedException();
}
} } // namespace Poco::WebWidgets

11
WebWidgets/src/StringFormatter.cpp
View File

@ -63,4 +63,15 @@ Poco::Any StringFormatter::parse(const std::string& value) const
}
bool StringFormatter::lowerThan(const Poco::Any& first, const Poco::Any& second) const
{
if (first.empty())
return true;
if (second.empty())
return false;
return Poco::RefAnyCast<std::string>(first) < Poco::RefAnyCast<std::string>(second);
}
} } // namespace Poco::WebWidgets

4
WebWidgets/src/Table.cpp
View File

@ -160,6 +160,10 @@ void Table::handleAjaxRequest(const Poco::Net::NameValueCollection& args, Poco::
Poco::NumberParser::tryParse(strCnt, cnt);
if (ev == EV_LOADDATA)
{
const std::string& strLimit = args.get("limit", strCnt); //Extjs hack
const std::string& strStart = args.get("start", strRow);
Poco::NumberParser::tryParse(strStart, row);
Poco::NumberParser::tryParse(strLimit, cnt);
/// serialize the Table back
/// check for cnt and start if only a segment was requested
if (row < 0)