examples/apps/windows/DatagramClientContext.h

/*
 *  Copyright (c) 2016, The OpenThread Authors.
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 *  2. Redistributions in binary form must reproduce the above copyright
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 *     derived from this software without specific prior written permission.
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 *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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#pragma once

#include "IClientContext.h"
#include "IAsyncThreadNotify.h"
#include "ClientArgs.h"

namespace ot
{

[Windows::Foundation::Metadata::WebHostHidden]
public ref class DatagramClientContext sealed : public IClientContext
{
public:
    using DatagramSocket = Windows::Networking::Sockets::DatagramSocket;

    DatagramClientContext(IAsyncThreadNotify^ notify, DatagramSocket^ client, ClientArgs^ args);
    virtual ~DatagramClientContext();

    virtual void Connect_Click(Platform::Object^ sender, Windows::UI::Xaml::RoutedEventArgs^ e);

    virtual void Send_Click(Platform::Object^ sender, Windows::UI::Xaml::RoutedEventArgs^ e, Platform::String^ input);

    virtual Windows::Foundation::IAsyncAction^ CancelIO();

private:
    using MessageReceivedEventArgs = Windows::Networking::Sockets::DatagramSocketMessageReceivedEventArgs;
    using MessageHandler = Windows::Foundation::TypedEventHandler<DatagramSocket^, MessageReceivedEventArgs^>;
    using DataReader = Windows::Storage::Streams::DataReader;
    using DataWriter = Windows::Storage::Streams::DataWriter;
    using Args = ClientArgs;

    void SetConnected(bool connected);
    bool IsConnected() const;

    void OnMessage(DatagramSocket^ socket, MessageReceivedEventArgs^ eventArgs);
    void Receive(DataReader^, unsigned int strLen);

    void SendMessage(DataWriter^, String^ msg);

    DataWriter^ GetDataWriter();

    IAsyncThreadNotify^ _notify;
    DatagramSocket^     _client;
    Args^               _args;
    bool                _connected = false;
    DataReader^         _dataReader;
    DataWriter^         _dataWriter;
};

} // namespace ot