111 lines
3.0 KiB
C++
111 lines
3.0 KiB
C++
#pragma once
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#include <QWidget>
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#include <QGridLayout>
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#include <QLineEdit>
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#include <QListWidget>
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#include <boost/asio.hpp>
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#include <thread>
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#include "chat_networking.hpp"
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struct receive_policy_ignore
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{
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static void message_do_what(const chat::chat_message& msg) {}
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static void handshake_do_what(const chat::chat_message& msg) {}
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static void serverdirection_do_what(const chat::chat_message& msg) {}
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static void login_do_what(const chat::chat_message& msg) {}
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static void logout_do_what(const chat::chat_message& msg) {}
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static void invalid_msg_do_what(const chat::chat_message& msg)
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{ throw std::runtime_error("Invalid message received!"); }
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};
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struct send_policy_ignore
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{
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/* this is handled in the gui: QLineEdit.setMaxLength() */
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static bool check_msg_length(const chat::chat_message& msg)
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{ return true; }
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};
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class chat_window : public QWidget
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{
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Q_OBJECT
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QGridLayout* _layout;
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QListWidget* _chat;
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QListWidget* _people;
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QLineEdit* _msg;
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boost::asio::io_service _ios;
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boost::asio::ip::tcp::resolver::query _query;
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chat::client_network_manager<receive_policy_ignore, send_policy_ignore> _cnm;
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std::thread _iosthread;
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public:
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explicit chat_window(QWidget* parent = 0)
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:QWidget(parent), _ios(), _query("infoc.eet.bme.hu", "8888"),
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_cnm(_ios, boost::asio::ip::tcp::resolver(_ios).resolve(_query), "BATMAN"),
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_iosthread([this]{ _ios.run(); })
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{
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_cnm.subscribe(std::bind(&chat_window::receive_handler, this, std::placeholders::_1));
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setupUi();
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}
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void receive_handler(chat::chat_message msg)
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{
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switch (msg.get_header())
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{
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case chat::message::MESSAGE:
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case chat::message::SERVER_DIRECTION:
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_chat->addItem(msg.get_content().c_str());
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break;
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case chat::message::LOGIN:
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_people->addItem(msg.get_content().c_str());
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break;
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case chat::message::LOGOUT:
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auto list = _people->findItems(msg.get_content().c_str(), Qt::MatchExactly);
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if (list.size() > 0)
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delete list[0];
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break;
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}
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}
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public slots:
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void return_handler()
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{
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_chat->addItem(_msg->text());
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_cnm.send(chat::chat_message(chat::message::MESSAGE, _msg->text().toStdString()));
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_msg->clear();
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};
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private:
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void setupUi()
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{
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this->setWindowTitle("C++11Chat");
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this->setMinimumSize(1000, 500);
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_layout = new QGridLayout();
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_chat = new QListWidget();
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_people = new QListWidget();
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_msg = new QLineEdit();
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_msg->setMaxLength(220);
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connect(_msg, &QLineEdit::returnPressed, this, &chat_window::return_handler);
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_layout->addWidget(_chat, 0, 0, 1, 1);
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_layout->addWidget(_people, 0, 1, 1, 2);
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_layout->addWidget(_msg, 1, 0, 1, 3);
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this->setLayout(_layout);
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}
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void closeEvent(QCloseEvent* event)
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{
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_cnm.close_connection();
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_iosthread.join();
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}
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};
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