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Toast-PhoneGap-Plugin/src/blackberry10/native/src/toast_js.cpp
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/*
* Copyright (c) 2013 BlackBerry Limited
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <string>
#include "../public/tokenizer.h"
#include "toast_js.hpp"
#include "toast_ndk.hpp"
#include <json/reader.h>
#include <json/writer.h>
using namespace std;
/**
* Default constructor.
*/
Toast_JS::Toast_JS(const std::string& id) :
m_id(id)
{
m_pLogger = new webworks::Logger("Toast_JS", this);
m_pToastController = new webworks::Toast_NDK(this);
}
/**
* Toast_JS destructor.
*/
Toast_JS::~Toast_JS()
{
if (m_pToastController)
delete m_pToastController;
if (m_pLogger)
delete m_pLogger;
}
webworks::Logger* Toast_JS::getLog()
{
return m_pLogger;
}
/**
* This method returns the list of objects implemented by this native
* extension.
*/
char* onGetObjList()
{
static char name[] = "Toast_JS";
return name;
}
/**
* This method is used by JNext to instantiate the Toast_JS object when
* an object is created on the JavaScript server side.
*/
JSExt* onCreateObject(const string& className, const string& id)
{
if (className == "Toast_JS")
{
return new Toast_JS(id);
}
return NULL;
}
/**
* Method used by JNext to determine if the object can be deleted.
*/
bool Toast_JS::CanDelete()
{
return true;
}
/**
* It will be called from JNext JavaScript side with passed string.
* This method implements the interface for the JavaScript to native binding
* for invoking native code. This method is triggered when JNext.invoke is
* called on the JavaScript side with this native objects id.
*/
string Toast_JS::InvokeMethod(const string& command)
{
m_pLogger->debug("Toast invoked");
// format must be: "command callbackId params"
size_t commandIndex = command.find_first_of(" ");
std::string strCommand = command.substr(0, commandIndex);
size_t callbackIndex = command.find_first_of(" ", commandIndex + 1);
std::string callbackId = command.substr(commandIndex + 1, callbackIndex - commandIndex - 1);
std::string arg = command.substr(callbackIndex + 1, command.length());
m_pLogger->debug(command.c_str());
m_pLogger->debug(arg.c_str());
Json::FastWriter writer;
Json::Reader reader;
Json::Value root;
bool parse = reader.parse(arg, root);
if (!parse)
{
m_pLogger->error("Parse Error");
Json::Value error;
error["result"] = "Cannot parse JSON object";
NotifyEvent(callbackId + " error " + writer.write(error));
} else
{
if (strCommand == "show")
{
m_pToastController->toast(root["message"].asString(), root["duration"].asString(), root["position"].asString(), callbackId);
}
}
strCommand.append(";");
strCommand.append(command);
return strCommand;
}
// Notifies JavaScript of an event
void Toast_JS::NotifyEvent(const std::string& event)
{
std::string eventString = m_id + " ";
eventString.append(event);
SendPluginEvent(eventString.c_str(), m_pContext);
}