refact1

LibInstructorsAndTrainees/messanger/messangercontroller.cpp

@@ -0,0 +1,168 @@
+#include "messangercontroller.h"
+
+MessangerController::MessangerController(ConnectorToServer* connectorToServer, QObject *parent) :
+    QObject(parent),
+    connectorToServer(connectorToServer),
+    userLocalGUI_ID(0)
+{
+    connect(connectorToServer, &ConnectorToServer::signal_receiveMessage, this, &MessangerController::slot_receiveMessage);
+}
+
+MessangerController::~MessangerController()
+{
+    deleteAllWidgets();
+}
+
+MessangerWidget *MessangerController::newWidget(QWidget *parent, User* user, QVBoxLayout* boxLayout)
+{
+    MessangerWidget *msgWdgt = new MessangerWidget(parent);
+
+    if(boxLayout)
+        boxLayout->addWidget(msgWdgt);
+
+    connect(msgWdgt, &MessangerWidget::signal_sendMessage, this, &MessangerController::slot_sendMessage);
+
+    msgWdgt->initUserLocalGUI(connectorToServer->getInstructor(userLocalGUI_ID));
+
+    if(user)
+    {
+        msgWdgt->initUserRemote(*user);
+
+        //Заполнение предыстории
+        int id_user = user->getID();
+        QList<MessageOfMessanger>* list = nullptr;
+        if(mapAlldialogsWithClients.contains(id_user))
+        {//Уже есть
+            list = mapAlldialogsWithClients.value(id_user);
+
+            for(MessageOfMessanger msg : *list)
+            {
+                if(msg.flLocal)
+                    msgWdgt->showSendedMessage(ClientMessage(QString::number(userLocalGUI_ID), QString::number(id_user), msg.text, msg.time.toString("hh:mm")));
+                else
+                    msgWdgt->showReceivedMessage(ClientMessage(QString::number(id_user), QString::number(userLocalGUI_ID), msg.text, msg.time.toString("hh:mm")));
+            }
+        }
+    }
+
+    listWidgets.append(msgWdgt);
+
+    return msgWdgt;
+}
+
+void MessangerController::deleteWidget(MessangerWidget *msgWdgt)
+{
+    for(int i = 0; i < listWidgets.count(); i++)
+    {
+        if(listWidgets.at(i) == msgWdgt)
+        {
+            delete msgWdgt;
+            listWidgets.removeAt(i);
+            break;
+        }
+    }
+}
+
+void MessangerController::deleteAllWidgets()
+{
+    for(MessangerWidget* widget : listWidgets)
+        delete widget;
+    listWidgets.clear();
+
+    mapAlldialogsWithClients.clear();
+}
+
+void MessangerController::setUserLocalGUI_ID(int id)
+{
+    userLocalGUI_ID = id;
+
+    for(MessangerWidget* widget : listWidgets)
+    {
+        widget->initUserLocalGUI(connectorToServer->getInstructor(userLocalGUI_ID));
+    }
+}
+
+void MessangerController::slot_sendMessage(ClientMessage clientMessage)
+{
+    connectorToServer->slot_sendMessage(clientMessage);
+
+    showMessageInAllWidgets(clientMessage);
+}
+
+void MessangerController::slot_receiveMessage(ClientMessage clientMessage)
+{
+    int id_user = clientMessage.fromId.toInt();
+
+    Instructor instructor = connectorToServer->getInstructor(id_user);
+    if(instructor.getID())
+        emit signal_receiveMessage_fromInstructor(clientMessage);
+    else
+    {
+        Trainee trainee = connectorToServer->getTrainee(id_user);
+        if(trainee.getID())
+            emit signal_receiveMessage_fromTrainee(clientMessage);
+    }
+
+    showMessageInAllWidgets(clientMessage);
+}
+
+void MessangerController::slot_reinitMessangers(QList<User> listUsers)
+{
+    for(MessangerWidget* widget : listWidgets)
+    {
+        for(User user : listUsers)
+        {
+            if(user.getID() == widget->getIDuserRemote())
+            {
+                widget->reinitMessangerWidget(user);
+                break;
+            }
+        }
+    }
+}
+
+void MessangerController::showMessageInAllWidgets(ClientMessage clientMessage)
+{
+    int id_user = 0;
+    MessageOfMessanger msg;
+
+    if(clientMessage.fromId == QString::number(userLocalGUI_ID))
+    {//Send
+        id_user = clientMessage.toId.toInt();
+        msg.flLocal = true;
+    }
+    else
+    {//Receive
+        id_user = clientMessage.fromId.toInt();
+        msg.flLocal = false;
+    }
+
+
+    QList<MessageOfMessanger>* list = nullptr;
+    if(mapAlldialogsWithClients.contains(id_user))
+    {//Уже есть
+        list = mapAlldialogsWithClients.value(id_user);
+    }
+    else
+    {//Новый
+        list = new QList<MessageOfMessanger>();
+        mapAlldialogsWithClients.insert(id_user, list);
+    }
+
+    msg.text = clientMessage.Text;
+    msg.time = QTime::currentTime();
+    list->append(msg);
+
+    clientMessage.timeStr = msg.time.toString("hh:mm");
+
+    for(MessangerWidget* widget : listWidgets)
+    {
+        if(widget->getIDuserRemote() == id_user)
+        {
+            if(msg.flLocal)
+                widget->showSendedMessage(clientMessage);
+            else
+                widget->showReceivedMessage(clientMessage);
+        }
+    }
+}

LibInstructorsAndTrainees/messanger/messangercontroller.h

@@ -0,0 +1,52 @@
+#ifndef MESSANGERCONTROLLER_H
+#define MESSANGERCONTROLLER_H
+
+#include <QObject>
+#include <QVBoxLayout>
+#include "messangerwidget.h"
+#include "connectortoserver.h"
+
+struct MessageOfMessanger
+{
+    QString text;
+    bool flLocal;
+    QTime time;
+};
+
+class MessangerController : public QObject
+{
+    Q_OBJECT
+public:
+    explicit MessangerController(ConnectorToServer* connectorToServer, QObject *parent = nullptr);
+    ~MessangerController();
+
+public:
+    MessangerWidget* newWidget(QWidget *parent, User* user, QVBoxLayout* boxLayout);
+    void deleteWidget(MessangerWidget* msgWdgt);
+    void deleteAllWidgets();
+
+    void setUserLocalGUI_ID(int id);
+
+public slots:
+    void slot_sendMessage(ClientMessage clientMessage);
+    void slot_receiveMessage(ClientMessage clientMessage);
+
+    void slot_reinitMessangers(QList<User> listUsers);
+
+signals:
+    void signal_receiveMessage_fromInstructor(ClientMessage clientMessage);
+    void signal_receiveMessage_fromTrainee(ClientMessage clientMessage);
+
+private:
+    void showMessageInAllWidgets(ClientMessage clientMessage);
+
+private:
+    ConnectorToServer* connectorToServer;
+    QList <MessangerWidget*> listWidgets;
+
+    int userLocalGUI_ID;
+
+    QMap <int, QList<MessageOfMessanger>*> mapAlldialogsWithClients;
+};
+
+#endif // MESSANGERCONTROLLER_H

LibInstructorsAndTrainees/messanger/messangerwidget.cpp

@@ -0,0 +1,172 @@
+#include <QListWidget>
+#include <QKeyEvent>
+#include <QAbstractScrollArea>
+#include <QMessageBox>
+#include <QLabel>
+#include "instructor.h"
+#include "messangerwidget.h"
+#include "ui_messangerwidget.h"
+
+
+MessangerWidget::MessangerWidget(QWidget *parent) :
+    QWidget(parent),    
+    oneDialogMessenger(nullptr),
+    ui(new Ui::MessangerWidget),
+    myTextEdit(nullptr)
+{
+    ui->setupUi(this);
+
+    ui->btnSend->setObjectName("btnSend");    
+
+    ui->lblUser->setObjectName("MessangerWidgetLblUser");
+    ui->lblAvatar->setObjectName("MessangerWidgetLblAvatar");
+    ui->lblLoggedIn->setObjectName("MessangerWidgetLblLoggedIn");
+
+    myTextEdit = new MyTextEdit();
+    connect(myTextEdit, &MyTextEdit::signal_pressEnter, this, &MessangerWidget::on_btnSend_clicked);
+
+    myTextEdit->setObjectName("editMsg");
+    myTextEdit->setSizePolicy(QSizePolicy(QSizePolicy::Expanding, QSizePolicy::Fixed));
+    myTextEdit->setFixedHeight(65);
+
+    ui->horizontalLayout_EditMsg->addWidget(myTextEdit);
+}
+
+MessangerWidget::~MessangerWidget()
+{
+    delete oneDialogMessenger;
+    delete ui;
+}
+
+void MessangerWidget::initUserRemote(User user)
+{
+    userRemote = user;
+
+    addTabDialogMessenger(userRemote);
+}
+
+void MessangerWidget::reinitMessangerWidget(User user)
+{
+    if(userRemote.getID() == user.getID())
+    {
+        userRemote = user;
+
+        //Обновляем заголовок
+        updateHeader(userRemote);
+    }
+}
+
+void MessangerWidget::initUserLocalGUI(User user)
+{
+    userLocalGUI = user;
+}
+
+int MessangerWidget::getIDuserRemote()
+{
+    return userRemote.getID();
+}
+
+void MessangerWidget::showSendedMessage(ClientMessage clientMessage)
+{
+    if(userLocalGUI.getID() == clientMessage.fromId.toInt())
+        oneDialogMessenger->addMsgWidgetLocal(clientMessage.Text, clientMessage.timeStr, userLocalGUI.getName());
+}
+
+void MessangerWidget::showReceivedMessage(ClientMessage clientMessage)
+{
+    if(userRemote.getID() == clientMessage.fromId.toInt())
+        oneDialogMessenger->addMsgWidgetRemote(clientMessage.Text, clientMessage.timeStr, userRemote.getName());
+}
+
+void MessangerWidget::addTabDialogMessenger(User user)
+{
+    if(!oneDialogMessenger)
+    {//Диалога еще не существует
+
+        oneDialogMessenger = new OneDialogMessenger(userLocalGUI, userRemote, this);
+
+        ui->verticalLayout_ListMsg->addWidget(oneDialogMessenger);
+
+        //Обновляем заголовок
+        updateHeader(user);
+    }
+    else
+    {//Диалог уже существует
+
+        //Проверяем наличие диалога именно с этим клиентом
+        if(oneDialogMessenger->getUserRemoteId() == user.getID())
+        {
+            //Обновляем заголовок
+            updateHeader(user);
+        }
+    }
+}
+
+void MessangerWidget::updateHeader(User user)
+{
+    //Обновляем статус залогинивания
+    if(user.getLoggedIn())
+        ui->lblLoggedIn->setPixmap(QPixmap(QStringLiteral(":/resources/icons/circleGreen.png")));
+    else
+        ui->lblLoggedIn->setPixmap(QPixmap(QStringLiteral(":/resources/icons/circleGray.png")));
+
+
+    QString typeUserStr = "";
+
+    if(user.getTypeUserDB() == User::TypeUserDBTrainee)
+    {
+        ui->lblAvatar->setPixmap(QPixmap(QStringLiteral(":/resources/icons/trainee.png")));
+
+        typeUserStr = tr("Trainee");
+    }
+    else
+    {
+        if(static_cast<Instructor*>(&user)->getIsAdmin())
+            ui->lblAvatar->setPixmap(QPixmap(QStringLiteral(":/resources/icons/admin.png")));
+        else
+            ui->lblAvatar->setPixmap(QPixmap(QStringLiteral(":/resources/icons/instructor.png")));
+
+        typeUserStr = tr("Instructor");
+    }
+
+    QString fullName = typeUserStr + ": " + user.getName() + " (" + user.getLogin() + ")";
+    ui->lblUser->setText(fullName);
+}
+
+void MessangerWidget::on_btnSend_clicked()
+{
+    QString text = myTextEdit->toPlainText();
+    QString from = QString::number(userLocalGUI.getID());
+    QString to = QString::number(userRemote.getID());
+
+    ClientMessage message = ClientMessage(from, to, text);
+    emit signal_sendMessage(message);
+
+    myTextEdit->clear();
+}
+
+void MessangerWidget::changeEvent(QEvent *event)
+{
+    // В случае получения события изменения языка приложения
+    if (event->type() == QEvent::LanguageChange)
+    {
+        ui->retranslateUi(this);    // переведём окно заново
+    }
+}
+
+void MyTextEdit::keyPressEvent(QKeyEvent *event)
+{
+    if (event->key() == Qt::Key_Return || event->key() == Qt::Key_Enter)
+    {
+        if(QApplication::keyboardModifiers().testFlag(Qt::ControlModifier))
+        {
+            this->insertPlainText("\n");
+        }
+        else
+        {
+            emit signal_pressEnter();
+            return;
+        }
+    }
+    QTextEdit::keyPressEvent(event);
+}

LibInstructorsAndTrainees/messanger/messangerwidget.h

@@ -0,0 +1,73 @@
+#ifndef MESSANGERWIDGET_H
+#define MESSANGERWIDGET_H
+
+#include <QWidget>
+#include <QTranslator>
+#include <user.h>
+#include "Datas.h"
+#include "tabdialogmessenger.h"
+#include <QTextEdit>
+
+class MyTextEdit : public QTextEdit
+{
+    Q_OBJECT
+
+public:
+    MyTextEdit(){};
+
+signals:
+    void signal_pressEnter();
+
+private:
+    virtual void keyPressEvent(QKeyEvent *event) override;
+};
+
+namespace Ui {
+class MessangerWidget;
+}
+
+class MessangerWidget : public QWidget
+{
+    Q_OBJECT
+
+public:
+    explicit MessangerWidget(QWidget *parent = nullptr);
+    ~MessangerWidget();
+
+public:
+    void initUserRemote(User user);
+    void reinitMessangerWidget(User user);
+    void initUserLocalGUI(User user);
+    int getIDuserRemote();
+
+    void showSendedMessage(ClientMessage clientMessage);
+    void showReceivedMessage(ClientMessage clientMessage);
+
+private:
+    void addTabDialogMessenger(User user);
+    void updateHeader(User user);
+
+private slots:
+    void on_btnSend_clicked();
+
+signals:
+    //сигнал о готовности нового сообщения на отправку клиенту
+    void signal_sendMessage(ClientMessage clientMessage);
+
+protected:
+    void changeEvent(QEvent * event) override;
+
+private:    
+    OneDialogMessenger* oneDialogMessenger;
+    User userLocalGUI;
+    User userRemote;
+
+    QTranslator qtLanguageTranslator;
+
+private:
+    Ui::MessangerWidget *ui;
+
+    MyTextEdit* myTextEdit;
+};
+
+#endif // MESSANGERWIDGET_H

LibInstructorsAndTrainees/messanger/messangerwidget.ui

@@ -0,0 +1,155 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>MessangerWidget</class>
+ <widget class="QWidget" name="MessangerWidget">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>344</width>
+    <height>300</height>
+   </rect>
+  </property>
+  <property name="font">
+   <font>
+    <family>Tahoma</family>
+    <pointsize>10</pointsize>
+   </font>
+  </property>
+  <property name="windowTitle">
+   <string>Form</string>
+  </property>
+  <layout class="QGridLayout" name="gridLayout_2">
+   <item row="0" column="0">
+    <layout class="QVBoxLayout" name="verticalLayout_Main">
+     <item>
+      <layout class="QVBoxLayout" name="verticalLayout_Dialog" stretch="0,0">
+       <property name="sizeConstraint">
+        <enum>QLayout::SetDefaultConstraint</enum>
+       </property>
+       <item>
+        <layout class="QHBoxLayout" name="horizontalLayout_User">
+         <item>
+          <widget class="QLabel" name="lblAvatar">
+           <property name="sizePolicy">
+            <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
+             <horstretch>0</horstretch>
+             <verstretch>0</verstretch>
+            </sizepolicy>
+           </property>
+           <property name="minimumSize">
+            <size>
+             <width>32</width>
+             <height>32</height>
+            </size>
+           </property>
+           <property name="maximumSize">
+            <size>
+             <width>32</width>
+             <height>32</height>
+            </size>
+           </property>
+           <property name="text">
+            <string>TextLabel</string>
+           </property>
+          </widget>
+         </item>
+         <item>
+          <widget class="QLabel" name="lblUser">
+           <property name="text">
+            <string>TextLabel</string>
+           </property>
+          </widget>
+         </item>
+         <item>
+          <widget class="QLabel" name="lblLoggedIn">
+           <property name="sizePolicy">
+            <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
+             <horstretch>0</horstretch>
+             <verstretch>0</verstretch>
+            </sizepolicy>
+           </property>
+           <property name="minimumSize">
+            <size>
+             <width>32</width>
+             <height>32</height>
+            </size>
+           </property>
+           <property name="maximumSize">
+            <size>
+             <width>32</width>
+             <height>32</height>
+            </size>
+           </property>
+           <property name="text">
+            <string/>
+           </property>
+           <property name="pixmap">
+            <pixmap resource="../../ServerLMS/ServerLMS.qrc">:/resources/icons/circleGray.png</pixmap>
+           </property>
+          </widget>
+         </item>
+        </layout>
+       </item>
+       <item>
+        <layout class="QVBoxLayout" name="verticalLayout_ListMsg"/>
+       </item>
+      </layout>
+     </item>
+     <item>
+      <layout class="QHBoxLayout" name="horizontalLayout_Input">
+       <property name="sizeConstraint">
+        <enum>QLayout::SetDefaultConstraint</enum>
+       </property>
+       <item>
+        <layout class="QHBoxLayout" name="horizontalLayout_EditMsg"/>
+       </item>
+       <item>
+        <widget class="QToolButton" name="btnSend">
+         <property name="sizePolicy">
+          <sizepolicy hsizetype="Preferred" vsizetype="Preferred">
+           <horstretch>0</horstretch>
+           <verstretch>0</verstretch>
+          </sizepolicy>
+         </property>
+         <property name="minimumSize">
+          <size>
+           <width>65</width>
+           <height>54</height>
+          </size>
+         </property>
+         <property name="maximumSize">
+          <size>
+           <width>1000</width>
+           <height>1000</height>
+          </size>
+         </property>
+         <property name="text">
+          <string>Send</string>
+         </property>
+         <property name="icon">
+          <iconset>
+           <normaloff>:/resources/icons/sendMsg.png</normaloff>:/resources/icons/sendMsg.png</iconset>
+         </property>
+         <property name="iconSize">
+          <size>
+           <width>32</width>
+           <height>32</height>
+          </size>
+         </property>
+         <property name="toolButtonStyle">
+          <enum>Qt::ToolButtonTextUnderIcon</enum>
+         </property>
+        </widget>
+       </item>
+      </layout>
+     </item>
+    </layout>
+   </item>
+  </layout>
+ </widget>
+ <resources>
+  <include location="../../ServerLMS/ServerLMS.qrc"/>
+ </resources>
+ <connections/>
+</ui>

LibInstructorsAndTrainees/messanger/msgwidget.cpp

@@ -0,0 +1,143 @@
+#include "msgwidget.h"
+#include "ui_msgwidget.h"
+
+MsgWidget::MsgWidget(QString avatar, AligneAvatar aligneAvatar, int width, QWidget *parent) :
+    QWidget(parent),
+    ui(new Ui::MsgWidget),
+    widthEdit(100)
+{
+    ui->setupUi(this);
+
+    setAvatar(avatar);
+
+    if(aligneAvatar == AligneAvatar::Left)
+        setAligneAvatarLeft();
+    else
+        setAligneAvatarRight();
+
+    setWidth(width);
+
+    ui->lblAvatar->setObjectName("MsgWidgetLblAvatar");
+}
+
+MsgWidget::~MsgWidget()
+{
+    delete ui;
+}
+
+void MsgWidget::setAligneAvatarLeft()
+{
+    ui->horizontalLayout_Main->removeItem(ui->verticalLayout_Avatar);
+    ui->horizontalLayout_Main->removeItem(ui->verticalLayout_Text);
+    ui->horizontalLayout_Main->removeItem(ui->horizontalLayout_Add);
+    ui->horizontalLayout_EditText->removeItem(ui->horizontalSpacer_EditText);
+    ui->horizontalLayout_EditText->removeWidget(ui->editText);
+
+    ui->horizontalLayout_Main->addLayout(ui->verticalLayout_Avatar);
+    ui->horizontalLayout_Main->addLayout(ui->verticalLayout_Text);
+    ui->horizontalLayout_Main->addLayout(ui->horizontalLayout_Add);
+
+    ui->horizontalLayout_EditText->addWidget(ui->editText);
+    ui->horizontalLayout_EditText->addItem(ui->horizontalSpacer_EditText);
+
+    ui->editText->setObjectName("MsgWidgetEditTextRemote");
+    ui->lblTime->setObjectName("MsgWidgetLblTimeRemote");
+    ui->lblName->setObjectName("MsgWidgetLblNameRemote");
+
+    ui->lblTime->setAlignment(Qt::AlignLeft);
+    ui->lblName->setAlignment(Qt::AlignLeft | Qt::AlignBottom);
+    //ui->editText->setAlignment(Qt::AlignLeft);
+}
+
+void MsgWidget::setAligneAvatarRight()
+{
+    ui->horizontalLayout_Main->removeItem(ui->verticalLayout_Avatar);
+    ui->horizontalLayout_Main->removeItem(ui->verticalLayout_Text);
+    ui->horizontalLayout_Main->removeItem(ui->horizontalLayout_Add);
+    ui->horizontalLayout_EditText->removeItem(ui->horizontalSpacer_EditText);
+    ui->horizontalLayout_EditText->removeWidget(ui->editText);
+
+    ui->horizontalLayout_Main->addLayout(ui->horizontalLayout_Add);
+    ui->horizontalLayout_Main->addLayout(ui->verticalLayout_Text);
+    ui->horizontalLayout_Main->addLayout(ui->verticalLayout_Avatar);
+
+    ui->horizontalLayout_EditText->addItem(ui->horizontalSpacer_EditText);
+    ui->horizontalLayout_EditText->addWidget(ui->editText);
+
+    ui->editText->setObjectName("MsgWidgetEditTextLocal");
+    ui->lblTime->setObjectName("MsgWidgetLblTimeLocal");
+    ui->lblName->setObjectName("MsgWidgetLblNameLocal");
+
+    ui->lblTime->setAlignment(Qt::AlignRight);
+    ui->lblName->setAlignment(Qt::AlignRight | Qt::AlignBottom);
+    //ui->editText->setAlignment(Qt::AlignRight);
+}
+
+
+void MsgWidget::setAvatar(QString avatar)
+{
+    QPixmap pix(avatar);
+    ui->lblAvatar->setPixmap( pix.scaled(32,32) );
+}
+
+void MsgWidget::setWidth(int width)
+{
+    this->setFixedWidth(width);
+    widthEdit = width - 200;
+}
+
+void MsgWidget::setText(QString text)
+{
+    ui->editText->setText(text);
+}
+
+void MsgWidget::setTime(QString timeStr)
+{
+    ui->lblTime->setText(timeStr);
+}
+
+void MsgWidget::setName(QString name)
+{
+    ui->lblName->setText(name);
+}
+
+void MsgWidget::on_editText_textChanged()
+{
+    QString text = ui->editText->toPlainText();
+    QFontMetrics metricsFont(ui->editText->font()); //метрики шрифта
+
+    //геометрические параметры текста (высота/ширина в пикселях). В одну строку
+    QRect textRect = metricsFont.boundingRect(QRect(0, 0, 0, 0), 0, text);
+
+    int X = 10; // отступы
+
+    if(textRect.width() > widthEdit)
+    {//Не помещается в одну строку
+
+        textRect = metricsFont.boundingRect(QRect(0, 0, widthEdit, 1000), Qt::TextWordWrap, text);
+
+        if(textRect.width() > widthEdit)
+        {
+            QRect textRect1str = metricsFont.boundingRect(QRect(0, 0, widthEdit, 1000), 0, "string");
+            int ost = textRect.width() % widthEdit;
+            int cnt = textRect.width() / widthEdit;
+            //if(ost > 0)
+                cnt += 1;
+
+            this->setFixedHeight(textRect1str.height() * cnt + (ost? textRect1str.height() : 0) + X + 20 + 30 + 30);
+            ui->editText->setFixedHeight(textRect1str.height() * cnt + (ost? textRect1str.height() : 0) + X);
+
+        }
+        else
+        {
+            this->setFixedHeight(textRect.height() + X + 20 + 30 + 30);
+            ui->editText->setFixedHeight(textRect.height() + X);
+        }
+    }
+    else
+    {//В одну строку
+        this->setFixedHeight(textRect.height() + X + 20 + 30 + 30);
+        ui->editText->setFixedWidth(textRect.width() + X);
+        ui->editText->setFixedHeight(textRect.height() + X);
+    }
+}

LibInstructorsAndTrainees/messanger/msgwidget.h

@@ -0,0 +1,50 @@
+#ifndef MSGWIDGET_H
+#define MSGWIDGET_H
+
+#include <QWidget>
+
+namespace Ui {
+class MsgWidget;
+}
+
+//Виджет одного сообщения для/от клиента
+
+class MsgWidget : public QWidget
+{
+    Q_OBJECT
+public:
+    enum DirectionMsg
+    {
+        Incoming, //Входящее
+        Outgoing  //Исходящее
+    };
+    enum AligneAvatar
+    {
+        Left,
+        Right
+    };
+
+public:
+    explicit MsgWidget(QString avatar, AligneAvatar aligneAvatar, int width, QWidget *parent = nullptr);
+    ~MsgWidget();
+
+    void setText(QString text);
+    void setTime(QString timeStr);
+    void setName(QString name);
+
+private:
+    void setAligneAvatarLeft();
+    void setAligneAvatarRight();
+    void setAvatar(QString avatar);
+    void setWidth(int width);
+
+private slots:
+    void on_editText_textChanged();
+
+private:
+    Ui::MsgWidget *ui;
+
+    int widthEdit;
+};
+
+#endif // MSGWIDGET_H

LibInstructorsAndTrainees/messanger/msgwidget.ui

@@ -0,0 +1,187 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>MsgWidget</class>
+ <widget class="QWidget" name="MsgWidget">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>400</width>
+    <height>257</height>
+   </rect>
+  </property>
+  <property name="sizePolicy">
+   <sizepolicy hsizetype="Expanding" vsizetype="Expanding">
+    <horstretch>0</horstretch>
+    <verstretch>0</verstretch>
+   </sizepolicy>
+  </property>
+  <property name="windowTitle">
+   <string>Form</string>
+  </property>
+  <layout class="QGridLayout" name="gridLayout">
+   <item row="1" column="0">
+    <layout class="QHBoxLayout" name="horizontalLayout_Main">
+     <item>
+      <layout class="QVBoxLayout" name="verticalLayout_Avatar">
+       <item>
+        <widget class="QLabel" name="label">
+         <property name="sizePolicy">
+          <sizepolicy hsizetype="Preferred" vsizetype="Fixed">
+           <horstretch>0</horstretch>
+           <verstretch>0</verstretch>
+          </sizepolicy>
+         </property>
+         <property name="minimumSize">
+          <size>
+           <width>0</width>
+           <height>6</height>
+          </size>
+         </property>
+         <property name="maximumSize">
+          <size>
+           <width>16777215</width>
+           <height>6</height>
+          </size>
+         </property>
+         <property name="text">
+          <string/>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <widget class="QLabel" name="lblAvatar">
+         <property name="minimumSize">
+          <size>
+           <width>32</width>
+           <height>32</height>
+          </size>
+         </property>
+         <property name="maximumSize">
+          <size>
+           <width>32</width>
+           <height>32</height>
+          </size>
+         </property>
+         <property name="font">
+          <font>
+           <family>Tahoma</family>
+           <pointsize>10</pointsize>
+          </font>
+         </property>
+         <property name="text">
+          <string>TextLabel</string>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <spacer name="verticalSpacer_Avatar">
+         <property name="orientation">
+          <enum>Qt::Vertical</enum>
+         </property>
+         <property name="sizeHint" stdset="0">
+          <size>
+           <width>20</width>
+           <height>40</height>
+          </size>
+         </property>
+        </spacer>
+       </item>
+      </layout>
+     </item>
+     <item>
+      <layout class="QVBoxLayout" name="verticalLayout_Text">
+       <item>
+        <widget class="QLabel" name="lblName">
+         <property name="text">
+          <string>Name</string>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <layout class="QHBoxLayout" name="horizontalLayout_EditText">
+         <item>
+          <spacer name="horizontalSpacer_EditText">
+           <property name="orientation">
+            <enum>Qt::Horizontal</enum>
+           </property>
+           <property name="sizeHint" stdset="0">
+            <size>
+             <width>40</width>
+             <height>20</height>
+            </size>
+           </property>
+          </spacer>
+         </item>
+         <item>
+          <widget class="QTextEdit" name="editText">
+           <property name="sizePolicy">
+            <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
+             <horstretch>0</horstretch>
+             <verstretch>0</verstretch>
+            </sizepolicy>
+           </property>
+           <property name="font">
+            <font>
+             <family>Tahoma</family>
+             <pointsize>10</pointsize>
+            </font>
+           </property>
+           <property name="verticalScrollBarPolicy">
+            <enum>Qt::ScrollBarAlwaysOff</enum>
+           </property>
+           <property name="horizontalScrollBarPolicy">
+            <enum>Qt::ScrollBarAlwaysOff</enum>
+           </property>
+           <property name="sizeAdjustPolicy">
+            <enum>QAbstractScrollArea::AdjustIgnored</enum>
+           </property>
+           <property name="readOnly">
+            <bool>true</bool>
+           </property>
+          </widget>
+         </item>
+        </layout>
+       </item>
+       <item>
+        <widget class="QLabel" name="lblTime">
+         <property name="font">
+          <font>
+           <family>Tahoma</family>
+           <pointsize>10</pointsize>
+          </font>
+         </property>
+         <property name="text">
+          <string>--:--</string>
+         </property>
+        </widget>
+       </item>
+      </layout>
+     </item>
+     <item>
+      <layout class="QHBoxLayout" name="horizontalLayout_Add">
+       <item>
+        <spacer name="horizontalSpacer_Add">
+         <property name="orientation">
+          <enum>Qt::Horizontal</enum>
+         </property>
+         <property name="sizeType">
+          <enum>QSizePolicy::Expanding</enum>
+         </property>
+         <property name="sizeHint" stdset="0">
+          <size>
+           <width>40</width>
+           <height>20</height>
+          </size>
+         </property>
+        </spacer>
+       </item>
+      </layout>
+     </item>
+    </layout>
+   </item>
+  </layout>
+ </widget>
+ <resources/>
+ <connections/>
+</ui>

LibInstructorsAndTrainees/messanger/tabdialogmessenger.cpp

@@ -0,0 +1,85 @@
+#include <QScrollBar>
+#include "tabdialogmessenger.h"
+#include "msgwidget.h"
+#include "user.h"
+#include "instructor.h"
+
+
+OneDialogMessenger::OneDialogMessenger(User userLocalGUI, User userRemote, QWidget *parent):
+    QListWidget(parent)
+{
+    this->setObjectName("oneDialogMessenger");
+
+    this->userLocalGUI = userLocalGUI;
+    this->userRemote = userRemote;
+
+    setWordWrap(true);
+    setVerticalScrollBarPolicy(Qt::ScrollBarPolicy::ScrollBarAlwaysOn);
+}
+
+OneDialogMessenger::~OneDialogMessenger()
+{
+
+}
+
+void OneDialogMessenger::addMsgWidgetLocal(QString text, QString timeStr, QString name)
+{
+    addMsgWidget(text, timeStr, MsgWidget::DirectionMsg::Outgoing, name);
+}
+
+void OneDialogMessenger::addMsgWidgetRemote(QString text, QString timeStr, QString name)
+{
+    addMsgWidget(text, timeStr, MsgWidget::DirectionMsg::Incoming, name);
+}
+
+void OneDialogMessenger::addMsgWidget(QString text, QString timeStr, MsgWidget::DirectionMsg direction, QString name)
+{
+    QListWidgetItem *listWidgetItem = new QListWidgetItem();
+
+    QString avatar = "";
+    MsgWidget::AligneAvatar aligneAvatar = MsgWidget::AligneAvatar::Left;
+
+    if(direction == MsgWidget::DirectionMsg::Outgoing)
+    {//Исходящее
+        if(static_cast<Instructor*>(&userLocalGUI)->getIsAdmin())
+            avatar = ":/resources/icons/admin.png";
+        else
+            avatar = ":/resources/icons/instructor.png";
+
+        aligneAvatar = MsgWidget::AligneAvatar::Right;
+    }
+    else
+    {//Входящее
+        if(userRemote.getTypeUserDB() == User::TypeUserDBTrainee)
+            avatar = ":/resources/icons/trainee.png";
+        else
+        {
+            if(static_cast<Instructor*>(&userRemote)->getIsAdmin())
+                avatar = ":/resources/icons/admin.png";
+            else
+                avatar = ":/resources/icons/instructor.png";
+        }
+
+        aligneAvatar = MsgWidget::AligneAvatar::Left;
+    }
+
+    int widthW = width();
+    int widthSB = verticalScrollBar()->size().width();
+    //TODO Времянка
+    widthW = 450;
+    widthSB = 17;
+
+    MsgWidget *msgWidget = new MsgWidget(avatar, aligneAvatar, widthW - widthSB);
+
+    addItem(listWidgetItem);
+    setItemWidget(listWidgetItem, msgWidget);
+
+    msgWidget->setText(text);
+    msgWidget->setTime(timeStr);
+    msgWidget->setName(name);
+
+    //Корректировка высоты item
+    listWidgetItem->setSizeHint (QSize(10, msgWidget->height()));
+
+    scrollToItem(listWidgetItem);
+}

LibInstructorsAndTrainees/messanger/tabdialogmessenger.h

@@ -0,0 +1,29 @@
+#ifndef TABDIALOGMESSENGER_H
+#define TABDIALOGMESSENGER_H
+
+#include <QListWidget>
+#include "msgwidget.h"
+#include "user.h"
+
+class OneDialogMessenger : public QListWidget
+{
+    Q_OBJECT
+
+public:
+    OneDialogMessenger(User userLocalGUI, User userRemote, QWidget *parent = nullptr);
+    ~OneDialogMessenger();
+
+    int getUserRemoteId() {return userRemote.getID();}
+
+    void addMsgWidgetLocal(QString text, QString timeStr = "", QString name = "");
+    void addMsgWidgetRemote(QString text, QString timeStr = "", QString name = "");
+
+private:
+    void addMsgWidget(QString text, QString timeStr, MsgWidget::DirectionMsg direction, QString name = "");
+
+private:
+    User userLocalGUI;
+    User userRemote;
+};
+
+#endif // TABDIALOGMESSENGER_H