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muditmahajan21 · Jan 17, 2022 · ac0302a · ac0302a
1 parent 09fbc2e
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diff --git a/QT_Chat_Client/CMakeLists.txt b/QT_Chat_Client/CMakeLists.txt
@@ -0,0 +1,56 @@
+cmake_minimum_required(VERSION 3.14)
+
+project(qt-chat-client LANGUAGES CXX)
+
+set(CMAKE_INCLUDE_CURRENT_DIR ON)
+
+set(CMAKE_AUTOUIC ON)
+set(CMAKE_AUTOMOC ON)
+set(CMAKE_AUTORCC ON)
+
+set(CMAKE_CXX_STANDARD 11)
+set(CMAKE_CXX_STANDARD_REQUIRED ON)
+
+# QtCreator supports the following variables for Android, which are identical to qmake Android variables.
+# Check https://doc.qt.io/qt/deployment-android.html for more information.
+# They need to be set before the find_package(...) calls below.
+
+#if(ANDROID)
+#    set(ANDROID_PACKAGE_SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/android")
+#    if (ANDROID_ABI STREQUAL "armeabi-v7a")
+#        set(ANDROID_EXTRA_LIBS
+#            ${CMAKE_CURRENT_SOURCE_DIR}/path/to/libcrypto.so
+#            ${CMAKE_CURRENT_SOURCE_DIR}/path/to/libssl.so)
+#    endif()
+#endif()
+
+find_package(QT NAMES Qt6 Qt5 COMPONENTS Core Quick Network REQUIRED)
+find_package(Qt${QT_VERSION_MAJOR} COMPONENTS Core Quick Network REQUIRED)
+
+set(PROJECT_SOURCES
+    TcpClient.cpp
+    TcpClient.hpp
+        main.cpp
+        qml.qrc
+)
+
+if(${QT_VERSION_MAJOR} GREATER_EQUAL 6)
+    qt_add_executable(qt-chat-client
+        ${PROJECT_SOURCES}
+    )
+else()
+    if(ANDROID)
+        add_library(qt-chat-client SHARED
+            ${PROJECT_SOURCES}
+        )
+    else()
+        add_executable(qt-chat-client
+          ${PROJECT_SOURCES}
+        )
+    endif()
+endif()
+
+target_compile_definitions(qt-chat-client
+  PRIVATE $<$<OR:$<CONFIG:Debug>,$<CONFIG:RelWithDebInfo>>:QT_QML_DEBUG>)
+target_link_libraries(qt-chat-client
+  PRIVATE Qt${QT_VERSION_MAJOR}::Core Qt${QT_VERSION_MAJOR}::Quick Qt${QT_VERSION_MAJOR}::Network)
diff --git a/QT_Chat_Client/CMakeLists.txt.user b/QT_Chat_Client/CMakeLists.txt.user
diff --git a/QT_Chat_Client/README.md b/QT_Chat_Client/README.md
@@ -0,0 +1,4 @@
+# qt-chat-client
+Simple chat client implemented using Qt 5.15
+
+![Chat client](img/chat-client.png?raw=true "Chat Client")
diff --git a/QT_Chat_Client/TcpClient.cpp b/QT_Chat_Client/TcpClient.cpp
@@ -0,0 +1,35 @@
+#include "TcpClient.hpp"
+
+TcpClient::TcpClient(QObject *parent) : QObject(parent)
+{
+    connect(&_socket, &QTcpSocket::connected, this, &TcpClient::onConnected);
+    connect(&_socket, &QTcpSocket::errorOccurred, this, &TcpClient::onErrorOccurred);
+    connect(&_socket, &QTcpSocket::readyRead, this, &TcpClient::onReadyRead);
+}
+
+void TcpClient::connectToServer(const QString &ip, const QString &port)
+{
+    _socket.connectToHost(ip, port.toUInt());
+}
+
+void TcpClient::sendMessage(const QString &message)
+{
+    _socket.write(message.toUtf8());
+    _socket.flush();
+}
+
+void TcpClient::onConnected()
+{
+    qInfo() << "Connected to host.";
+}
+
+void TcpClient::onReadyRead()
+{
+    const auto message = _socket.readAll();
+    emit newMessage(message);
+}
+
+void TcpClient::onErrorOccurred(QAbstractSocket::SocketError error)
+{
+    qWarning() << "Error:" << error;
+}
diff --git a/QT_Chat_Client/TcpClient.hpp b/QT_Chat_Client/TcpClient.hpp
@@ -0,0 +1,29 @@
+#ifndef TCPCLIENT_HPP
+#define TCPCLIENT_HPP
+
+#include <QObject>
+#include <QTcpSocket>
+
+class TcpClient : public QObject
+{
+    Q_OBJECT
+public:
+    explicit TcpClient(QObject *parent = nullptr);
+
+signals:
+    void newMessage(const QByteArray &ba);
+
+public slots:
+    void connectToServer(const QString &ip, const QString &port);
+    void sendMessage(const QString &message);
+
+private slots:
+    void onConnected();
+    void onReadyRead();
+    void onErrorOccurred(QAbstractSocket::SocketError error);
+
+private:
+    QTcpSocket _socket;
+};
+
+#endif // TCPCLIENT_HPP
diff --git a/QT_Chat_Client/main.cpp b/QT_Chat_Client/main.cpp
@@ -0,0 +1,27 @@
+#include <QGuiApplication>
+#include <QQmlApplicationEngine>
+#include <QQmlContext>
+#include "TcpClient.hpp"
+
+int main(int argc, char *argv[])
+{
+#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
+    QCoreApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
+#endif
+
+    QGuiApplication app(argc, argv);
+
+    QQmlApplicationEngine engine;
+    const QUrl url(QStringLiteral("qrc:/main.qml"));
+    QObject::connect(&engine, &QQmlApplicationEngine::objectCreated,
+                     &app, [url](QObject *obj, const QUrl &objUrl) {
+        if (!obj && url == objUrl)
+            QCoreApplication::exit(-1);
+    }, Qt::QueuedConnection);
+
+    TcpClient client;
+    engine.rootContext()->setContextProperty("client", &client);
+    engine.load(url);
+
+    return app.exec();
+}
diff --git a/QT_Chat_Client/main.qml b/QT_Chat_Client/main.qml
@@ -0,0 +1,76 @@
+import QtQuick 2.12
+import QtQuick.Window 2.12
+import QtQuick.Controls 2.12
+import QtQuick.Layouts 1.12
+
+Window {
+    width: 640
+    height: 480
+    visible: true
+    title: qsTr("Chat Client")
+
+    Connections {
+        target: client
+        function onNewMessage(ba) {
+            listModelMessages.append({
+                                         message: ba + ""
+                                     })
+        }
+    }
+
+    ColumnLayout {
+        anchors.fill: parent
+        RowLayout {
+            Layout.fillWidth: true
+            TextField {
+                id: textFieldIp
+                placeholderText: qsTr("Server IP")
+                Layout.fillWidth: true
+                onAccepted: buttonConnect.clicked()
+            }
+            TextField {
+                id: textFieldPort
+                placeholderText: qsTr("Server port")
+                Layout.fillWidth: true
+                onAccepted: buttonConnect.clicked()
+            }
+            Button {
+                id: buttonConnect
+                text: qsTr("Connect")
+                onClicked: client.connectToServer(textFieldIp.text, textFieldPort.text)
+            }
+        }
+        ListView {
+            Layout.fillHeight: true
+            Layout.fillWidth: true
+            clip: true
+            model: ListModel {
+                id: listModelMessages
+                ListElement {
+                    message: "Welcome to chat client"
+                }
+            }
+            delegate: ItemDelegate {
+                text: message
+            }
+            ScrollBar.vertical: ScrollBar {}
+        }
+        RowLayout {
+            Layout.fillWidth: true
+            TextField {
+                id: textFieldMessage
+                placeholderText: qsTr("Your message ...")
+                Layout.fillWidth: true
+                onAccepted: buttonSend.clicked()
+            }
+            Button {
+                id: buttonSend
+                text: qsTr("Send")
+                onClicked: {
+                    client.sendMessage(textFieldMessage.text)
+                    textFieldMessage.clear()
+                }
+            }
+        }
+    }
+}
diff --git a/QT_Chat_Client/qml.qrc b/QT_Chat_Client/qml.qrc
@@ -0,0 +1,5 @@
+<RCC>
+    <qresource prefix="/">
+        <file>main.qml</file>
+    </qresource>
+</RCC>
diff --git a/QT_Chat_Server/CMakeLists.txt b/QT_Chat_Server/CMakeLists.txt
@@ -0,0 +1,68 @@
+cmake_minimum_required(VERSION 3.14)
+
+project(QT_Chat_Server VERSION 0.1 LANGUAGES CXX)
+
+set(CMAKE_INCLUDE_CURRENT_DIR ON)
+
+set(CMAKE_AUTOUIC ON)
+set(CMAKE_AUTOMOC ON)
+set(CMAKE_AUTORCC ON)
+
+set(CMAKE_CXX_STANDARD 11)
+set(CMAKE_CXX_STANDARD_REQUIRED ON)
+
+# QtCreator supports the following variables for Android, which are identical to qmake Android variables.
+# Check https://doc.qt.io/qt/deployment-android.html for more information.
+# They need to be set before the find_package(...) calls below.
+
+#if(ANDROID)
+#    set(ANDROID_PACKAGE_SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/android")
+#    if (ANDROID_ABI STREQUAL "armeabi-v7a")
+#        set(ANDROID_EXTRA_LIBS
+#            ${CMAKE_CURRENT_SOURCE_DIR}/path/to/libcrypto.so
+#            ${CMAKE_CURRENT_SOURCE_DIR}/path/to/libssl.so)
+#    endif()
+#endif()
+
+find_package(QT NAMES Qt6 Qt5 COMPONENTS Core Quick Network REQUIRED)
+find_package(Qt${QT_VERSION_MAJOR} COMPONENTS Core Quick Network REQUIRED)
+
+set(PROJECT_SOURCES
+        tcpserver.cpp
+        tcpserver.hpp
+        main.cpp
+        qml.qrc
+)
+
+if(${QT_VERSION_MAJOR} GREATER_EQUAL 6)
+    qt_add_executable(QT_Chat_Server
+        MANUAL_FINALIZATION
+        ${PROJECT_SOURCES}
+    )
+else()
+    if(ANDROID)
+        add_library(QT_Chat_Server SHARED
+            ${PROJECT_SOURCES}
+        )
+    else()
+        add_executable(QT_Chat_Server
+          ${PROJECT_SOURCES}
+        )
+    endif()
+endif()
+
+target_compile_definitions(QT_Chat_Server
+  PRIVATE $<$<OR:$<CONFIG:Debug>,$<CONFIG:RelWithDebInfo>>:QT_QML_DEBUG>)
+target_link_libraries(QT_Chat_Server
+  PRIVATE Qt${QT_VERSION_MAJOR}::Core Qt${QT_VERSION_MAJOR}::Quick Qt${QT_VERSION_MAJOR}::Network)
+
+set_target_properties(QT_Chat_Server PROPERTIES
+    MACOSX_BUNDLE_GUI_IDENTIFIER my.example.com
+    MACOSX_BUNDLE_BUNDLE_VERSION ${PROJECT_VERSION}
+    MACOSX_BUNDLE_SHORT_VERSION_STRING ${PROJECT_VERSION_MAJOR}.${PROJECT_VERSION_MINOR}
+)
+
+if(QT_VERSION_MAJOR EQUAL 6)
+    qt_import_qml_plugins(QT_Chat_Server)
+    qt_finalize_executable(QT_Chat_Server)
+endif()