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fixes to events

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This commit is contained in:
Peter Schojer
2008-05-19 13:14:14 +00:00
parent 665172eed0
commit ae5b44091f
12 changed files with 199 additions and 46 deletions
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48
WebWidgets/ExtJS/src/Utility.cpp
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@@ -447,18 +447,20 @@ void Utility::writeCodeForDelegate(std::ostream& invoke, std::ostream& out, cons
}
bool Utility::writeJSEventPlusServerCallback(std::ostream& out, const std::string& eventName, const std::set<JSDelegate>& delegates, const std::map<std::string, std::string>& addServerParams)
bool Utility::writeJSEventPlusServerCallback(std::ostream& out, const std::string& eventName, const std::set<JSDelegate>& delegates, const std::map<std::string, std::string>& addServerParams, bool reloadPage)
{
// rather simple way to support more than one delegate
// TODO: there sure is a more efficient way to do this
out << "'" << eventName << "':";
out << eventName << ":";
static const std::string defSignature("function("+JS_EVENTARGNAME+")");
std::ostringstream invoke;
invoke << "invoke:function(" << JS_EVENTARGNAME << "){";
out << "{fn:function(" << JS_EVENTARGNAME << "){var all={";
writeCodeForDelegate(invoke, out, delegates);
//write server callback
writeCodeForDelegate(invoke, out, jsDelegate(createFunctionCode(eventName, addServerParams)), static_cast<int>(delegates.size()));
writeCodeForDelegate(invoke, out, jsDelegate(createCallbackFunctionCode(defSignature, addServerParams, reloadPage)), static_cast<int>(delegates.size()));
invoke << "}";
out << invoke.str() << "};"; //closes all
@@ -469,15 +471,23 @@ bool Utility::writeJSEventPlusServerCallback(std::ostream& out, const std::strin
}
std::string Utility::createFunctionCode(const std::string& eventName, const std::map<std::string, std::string>& addParams)
bool Utility::writeServerCallback(std::ostream& out, const std::string& eventName, const std::string& signature, const std::map<std::string, std::string>& addServerParams, bool reloadPage)
{
std::string fctCode(createCallbackFunctionCode(signature, addServerParams, reloadPage));
out << eventName << ":";
out << fctCode;
return true;
}
std::string Utility::createURI(const std::map<std::string, std::string>& addParams)
{
WebApplication& app = WebApplication::instance();
Renderable::ID id = app.getCurrentPage()->id();
std::ostringstream uri;
uri << "'" << app.getURI().toString();
uri << ";"; //mark as AJAX request
uri << RequestHandler::KEY_ID << "=" << id << "&";
uri << RequestHandler::KEY_EVID << "=" << eventName;
uri << "'" << app.getURI().toString() << "?";
uri << RequestHandler::KEY_TYPE << "=" << RequestHandler::VAL_AJAX; //mark as AJAX request
uri << "&" << RequestHandler::KEY_ID << "=" << id;
// add optional params
bool commaAtEnd = false;
std::size_t cnt(1);
@@ -509,11 +519,29 @@ std::string Utility::createFunctionCode(const std::string& eventName, const std:
}
if (!commaAtEnd)
uri << "'";
return uri.str();
}
std::string Utility::createCallbackFunctionCode(const std::string& signature, const std::map<std::string, std::string>& addParams, bool reloadPage)
{
poco_assert_dbg (!signature.empty());
poco_assert_dbg(signature.find("function") != std::string::npos);
poco_assert_dbg(signature.find("{") == std::string::npos);
std::string uri(createURI(addParams));
// now add the callback code
std::ostringstream function;
function << "function(" << JS_EVENTARGNAME << "){var uri=" << uri.str() << ";";
function << signature;
function << "{var uri=" << uri << ";";
function << "Ext.Ajax.request({url:uri,";
function << "failure:function(){Ext.MessageBox.alert('Status','Failed to write changes back to server.');}});}";
if (reloadPage)
{
function << "success:function(){window.location.reload();},";
function << "failure:function(){Ext.MessageBox.alert('Status','Failed to write changes back to server.');window.location.reload();}});}";
}
else
function << "failure:function(){Ext.MessageBox.alert('Status','Failed to write changes back to server.');}});}";
return function.str();
}