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119 lines
4.3 KiB
C++
119 lines
4.3 KiB
C++
//
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// FormRenderer.cpp
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//
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// $Id: //poco/Main/WebWidgets/ExtJS/src/FormRenderer.cpp#7 $
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//
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// Library: ExtJS
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// Package: Core
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// Module: FormRenderer
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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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#include "Poco/WebWidgets/ExtJS/FormRenderer.h"
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#include "Poco/WebWidgets/Form.h"
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#include "Poco/WebWidgets/Button.h"
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#include "Poco/WebWidgets/WebApplication.h"
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#include "Poco/WebWidgets/RequestHandler.h"
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#include "Poco/NumberFormatter.h"
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#include <sstream>
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namespace Poco {
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namespace WebWidgets {
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namespace ExtJS {
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FormRenderer::FormRenderer()
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{
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}
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FormRenderer::~FormRenderer()
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{
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}
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void FormRenderer::renderHead(const Renderable* pRenderable, const RenderContext& context, std::ostream& ostr)
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{
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poco_assert_dbg (pRenderable != 0);
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poco_assert_dbg (pRenderable->type() == typeid(Poco::WebWidgets::Form));
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const Form* pForm = static_cast<const Poco::WebWidgets::Form*>(pRenderable);
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WebApplication& theApp = WebApplication::instance();
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theApp.beginForm(*pForm);
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ostr << "new Ext.FormPanel({id:'" << pForm->id() << "',";
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//ostr << "onSubmit:Ext.emptyFn,submit:function(){this.getEl().dom.submit();},";
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if (pForm->getMethod() == Form::METHOD_POST)
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ostr << "method:'POST',";
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ostr << "title:'" << pForm->getName() << "',autoHeight:true,autoWidth:true,autoScroll:true,url:'" << pForm->getURI().toString() << "',frame:true,items:[";
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//we need to add a hidden entry that contains the Form::FORM_ID plus its id
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ostr << "new Ext.form.Hidden({name:'" << Form::FORM_ID << "', value:" << pForm->id() << "})";
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ContainerView::ConstIterator it = pForm->begin();
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ContainerView::ConstIterator itEnd = pForm->end();
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for (; it != itEnd; ++it)
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{
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ostr << ",";
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// it points to a view pointer
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(*it)->renderHead(context, ostr);
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}
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ostr << "]})";
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theApp.endForm(*pForm);
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WebApplication::instance().registerAjaxProcessor(Poco::NumberFormatter::format(pForm->id()), const_cast<Form*>(pForm));
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}
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void FormRenderer::renderBody(const Renderable* pRenderable, const RenderContext& context, std::ostream& ostr)
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{
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}
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std::string FormRenderer::formVariableName(const Form* pForm)
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{
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static const std::string prefix("f");
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return prefix + Poco::NumberFormatter::format(pForm->id());
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}
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Poco::WebWidgets::JSDelegate FormRenderer::createReloadFunction(const std::string& fctName, const Form* pForm)
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{
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std::ostringstream out;
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out << "function ";
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out << fctName << "(){" << std::endl;
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out << "var theForm = Ext.getCmp('" << pForm->id() << "');" << std::endl;
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out << "var uri = '" << pForm->getURI().toString() << "/;" << RequestHandler::KEY_EVID << "=" << Form::EV_RELOAD << "&";
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out << RequestHandler::KEY_ID << "=" << pForm->id() << "';" << std::endl;
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out << "theForm.load({url:uri,method:'GET'});" << std::endl; // success, failure handlers
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out << "}" << std::endl;
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return jsDelegate(out.str());
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}
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} } } // namespace Poco::WebWidgets::ExtJS
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