Added sources for qt websocket tester

.gitignore

@@ -1,52 +1,73 @@
-# C++ objects and libs
-*.slo
-*.lo
-*.o
+# This file is used to ignore files which are generated
+# ----------------------------------------------------------------------------
+
+*~
+*.autosave
 *.a
-*.la
-*.lai
+*.core
+*.moc
+*.o
+*.obj
+*.orig
+*.rej
 *.so
 *.so.*
-*.dll
-*.dylib
-
-# Qt-es
-object_script.*.Release
-object_script.*.Debug
-*_plugin_import.cpp
+*_pch.h.cpp
+*_resource.rc
+*.qm
+.#*
+*.*#
+core
+!core/
+tags
+.DS_Store
+.directory
+*.debug
+Makefile*
+*.prl
+*.app
+moc_*.cpp
+ui_*.h
+qrc_*.cpp
+Thumbs.db
+*.res
+*.rc
 /.qmake.cache
 /.qmake.stash
-*.pro.user
-*.pro.user.*
-*.qbs.user
-*.qbs.user.*
-*.moc
-moc_*.cpp
-moc_*.h
-qrc_*.cpp
-ui_*.h
-*.qmlc
-*.jsc
-Makefile*
-*build-*
-*.qm
-*.prl
 
-# Qt unit tests
-target_wrapper.*
+# qtcreator generated files
+*.pro.user*
 
-# QtCreator
-*.autosave
+# xemacs temporary files
+*.flc
 
-# QtCreator Qml
-*.qmlproject.user
-*.qmlproject.user.*
+# Vim temporary files
+.*.swp
 
-# QtCreator CMake
-CMakeLists.txt.user*
+# Visual Studio generated files
+*.ib_pdb_index
+*.idb
+*.ilk
+*.pdb
+*.sln
+*.suo
+*.vcproj
+*vcproj.*.*.user
+*.ncb
+*.sdf
+*.opensdf
+*.vcxproj
+*vcxproj.*
 
-# QtCreator 4.8< compilation database 
-compile_commands.json
+# MinGW generated files
+*.Debug
+*.Release
+
+# Python byte code
+*.pyc
+
+# Binaries
+# --------
+*.dll
+*.exe
 
-# QtCreator local machine specific files for imported projects
-*creator.user*

README.md

@@ -1,2 +1,16 @@
 # qtwebsockettester
 A simple graphical tool to test websocket connections
+
+![Screenshot](/screenshot.png)
+
+## Build and Run
+```
+git clone git@github.com:0xFEEDC0DE64/qtwebsockettester.git
+cd qtwebsockettester
+mkdir build
+cd build
+qmake ..
+make
+./qtwebsockettester
+```
+

main.cpp

@@ -0,0 +1,13 @@
+#include <QApplication>
+
+#include "mainwindow.h"
+
+int main(int argc, char *argv[])
+{
+    QApplication app{argc, argv};
+
+    MainWindow mainWindow;
+    mainWindow.show();
+
+    return app.exec();
+}

mainwindow.cpp

@@ -0,0 +1,138 @@
+#include "mainwindow.h"
+#include "ui_mainwindow.h"
+
+#include <QMessageBox>
+#include <QMetaEnum>
+
+// utilities
+namespace {
+template<typename QEnum>
+auto qtEnumToString(const QEnum value)
+{
+    return QMetaEnum::fromType<QEnum>().valueToKey(value);
+}
+} // namespace
+
+MainWindow::MainWindow(QWidget *parent) :
+    QMainWindow{parent},
+    m_ui{std::make_unique<Ui::MainWindow>()},
+    m_webSocket{QString{}, QWebSocketProtocol::VersionLatest, this}
+{
+    m_ui->setupUi(this);
+
+    connect(m_ui->lineEditUrl, &QLineEdit::returnPressed, this, &MainWindow::connectClicked);
+    connect(m_ui->pushButtonConnect, &QAbstractButton::clicked, this, &MainWindow::connectClicked);
+
+    connect(m_ui->lineEditSend, &QLineEdit::returnPressed, this, &MainWindow::sendClicked);
+    connect(m_ui->pushButtonSend, &QAbstractButton::clicked, this, &MainWindow::sendClicked);
+
+    connect(&m_webSocket, &QWebSocket::connected, this, &MainWindow::connected);
+    connect(&m_webSocket, &QWebSocket::disconnected, this, &MainWindow::disconnected);
+    connect(&m_webSocket, &QWebSocket::stateChanged, this, &MainWindow::stateChanged);
+    connect(&m_webSocket, &QWebSocket::textMessageReceived, this, &MainWindow::textMessageReceived);
+    connect(&m_webSocket, &QWebSocket::binaryMessageReceived, this, &MainWindow::binaryMessageReceived);
+    connect(&m_webSocket, qOverload<QAbstractSocket::SocketError>(&QWebSocket::error), this, &MainWindow::error);
+    connect(&m_webSocket, &QWebSocket::pong, this, &MainWindow::pong);
+
+    stateChanged(m_webSocket.state());
+}
+
+MainWindow::~MainWindow() = default;
+
+void MainWindow::connectClicked()
+{
+    if (m_webSocket.state() == QAbstractSocket::UnconnectedState)
+    {
+        const auto url = QUrl::fromUserInput(m_ui->lineEditUrl->text());
+        if (url.isEmpty())
+        {
+            QMessageBox::warning(this, tr("Invalid url entered!"), tr("Invalid url entered!"));
+            return;
+        }
+
+        if (url.scheme().toLower() != "ws" &&
+            url.scheme().toLower() != "wss")
+        {
+            QMessageBox::warning(this, tr("Invalid url entered!"), tr("Only urls starting with ws:// or wss:// are allowed!"));
+            return;
+        }
+
+        m_ui->plainTextEdit->appendHtml(QStringLiteral("<b>%0</b> <i>%1</i><br/>")
+                                            .arg(QTime::currentTime().toString())
+                                            .arg(tr("Connecting to %0").arg(url.toString())));
+
+        m_webSocket.open(url);
+    }
+    else
+        m_webSocket.close();
+}
+
+void MainWindow::sendClicked()
+{
+    if (m_webSocket.state() != QAbstractSocket::ConnectedState)
+    {
+        QMessageBox::warning(this, tr("WebSocket not connected!"), tr("WebSocket not connected!"));
+        return;
+    }
+
+    const auto msg = m_ui->lineEditSend->text();
+    m_webSocket.sendTextMessage(msg);
+    m_ui->lineEditSend->clear();
+
+    m_ui->plainTextEdit->appendHtml(QStringLiteral("<b>%0</b> <span style=\"color: %1;\">%2</span>: %3<br/>")
+                                    .arg(QTime::currentTime().toString())
+                                    .arg("red")
+                                    .arg(tr("SEND"))
+                                        .arg(msg));
+}
+
+void MainWindow::connected()
+{
+    m_ui->plainTextEdit->appendHtml(QStringLiteral("<b>%0</b> <i>%1</i><br/>")
+                                        .arg(QTime::currentTime().toString())
+                                        .arg(tr("Connected")));
+}
+
+void MainWindow::disconnected()
+{
+    m_ui->plainTextEdit->appendHtml(QStringLiteral("<b>%0</b> <i>%1</i><br/>")
+                                        .arg(QTime::currentTime().toString())
+                                        .arg(tr("Disconnected")));
+}
+
+void MainWindow::stateChanged(QAbstractSocket::SocketState state)
+{
+    m_ui->lineEditUrl->setEnabled(state == QAbstractSocket::UnconnectedState);
+    m_ui->pushButtonConnect->setText(state == QAbstractSocket::UnconnectedState ? tr("Connect") : tr("Disconnect"));
+    m_ui->labelStatus->setText(qtEnumToString(state));
+    m_ui->lineEditSend->setEnabled(state == QAbstractSocket::ConnectedState);
+    m_ui->pushButtonSend->setEnabled(state == QAbstractSocket::ConnectedState);
+}
+
+void MainWindow::textMessageReceived(const QString &message)
+{
+    m_ui->plainTextEdit->appendHtml(QStringLiteral("<b>%0</b> <span style=\"color: %1;\">%2</span>: %3<br/>")
+                                        .arg(QTime::currentTime().toString())
+                                        .arg("green")
+                                        .arg(tr("RECV"))
+                                        .arg(message));
+}
+
+void MainWindow::binaryMessageReceived(const QByteArray &message)
+{
+    m_ui->plainTextEdit->appendHtml(QStringLiteral("<b>%0</b> <span style=\"color: %1;\">%2</span>: %3<br/>")
+                                        .arg(QTime::currentTime().toString())
+                                        .arg("blue")
+                                        .arg(tr("RECV"))
+                                        .arg(tr("&lt;BINARY&gt;")));
+}
+
+void MainWindow::error(QAbstractSocket::SocketError error)
+{
+    QMessageBox::warning(this, tr("WebSocket error occured!"), tr("WebSocket error occured!") + "\n\n" + qtEnumToString(error));
+}
+
+void MainWindow::pong(quint64 elapsedTime, const QByteArray &payload)
+{
+    qDebug() << "pong" << elapsedTime;
+}

mainwindow.h

@@ -0,0 +1,33 @@
+#pragma once
+
+#include <QMainWindow>
+#include <QWebSocket>
+
+#include <memory>
+
+namespace Ui { class MainWindow; }
+
+class MainWindow : public QMainWindow
+{
+    Q_OBJECT
+
+public:
+    explicit MainWindow(QWidget *parent = nullptr);
+    ~MainWindow();
+
+private slots:
+    void connectClicked();
+    void sendClicked();
+
+    void connected();
+    void disconnected();
+    void stateChanged(QAbstractSocket::SocketState state);
+    void textMessageReceived(const QString &message);
+    void binaryMessageReceived(const QByteArray &message);
+    void error(QAbstractSocket::SocketError error);
+    void pong(quint64 elapsedTime, const QByteArray &payload);
+
+private:
+    const std::unique_ptr<Ui::MainWindow> m_ui;
+    QWebSocket m_webSocket;
+};

mainwindow.ui

@@ -0,0 +1,70 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>MainWindow</class>
+ <widget class="QMainWindow" name="MainWindow">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>800</width>
+    <height>600</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>WebSocket Tester</string>
+  </property>
+  <widget class="QWidget" name="centralwidget">
+   <layout class="QVBoxLayout" name="verticalLayout">
+    <item>
+     <layout class="QHBoxLayout" name="horizontalLayout">
+      <item>
+       <widget class="QLineEdit" name="lineEditUrl">
+        <property name="text">
+         <string>ws://localhost:1234/path/to/ws</string>
+        </property>
+       </widget>
+      </item>
+      <item>
+       <widget class="QPushButton" name="pushButtonConnect">
+        <property name="text">
+         <string>Connect</string>
+        </property>
+       </widget>
+      </item>
+      <item>
+       <widget class="QLabel" name="labelStatus">
+        <property name="text">
+         <string>TextLabel</string>
+        </property>
+       </widget>
+      </item>
+     </layout>
+    </item>
+    <item>
+     <layout class="QHBoxLayout" name="horizontalLayout_2">
+      <item>
+       <widget class="QLineEdit" name="lineEditSend"/>
+      </item>
+      <item>
+       <widget class="QPushButton" name="pushButtonSend">
+        <property name="text">
+         <string>Send</string>
+        </property>
+       </widget>
+      </item>
+     </layout>
+    </item>
+    <item>
+     <widget class="QPlainTextEdit" name="plainTextEdit">
+      <property name="readOnly">
+       <bool>true</bool>
+      </property>
+     </widget>
+    </item>
+   </layout>
+  </widget>
+  <widget class="QStatusBar" name="statusbar"/>
+ </widget>
+ <resources/>
+ <connections/>
+</ui>

qtwebsockettester.pro

@@ -0,0 +1,15 @@
+QT = core gui widgets network websockets
+
+CONFIG += c++latest
+
+DEFINES += QT_DISABLE_DEPRECATED_BEFORE=0x060000    # disables all the APIs deprecated before Qt 6.0.0
+
+SOURCES += \
+        main.cpp \
+        mainwindow.cpp
+
+FORMS += \
+    mainwindow.ui
+
+HEADERS += \
+    mainwindow.h