before task parser

testDB/testDBpgSQL/CMakeLists.txt.user

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE QtCreatorProject>
-<!-- Written by QtCreator 4.11.1, 2024-11-13T17:15:54. -->
+<!-- Written by QtCreator 4.11.1, 2024-11-25T15:15:00. -->
 <qtcreator>
  <data>
   <variable>EnvironmentId</variable>

testDB/testDBpgSQL/mainwindow.cpp

@@ -11,20 +11,18 @@ MainWindow::MainWindow(QWidget *parent)
 {
     ui->setupUi(this);
 
+    //Задаём два пункта с текстом локалей в комбобоксе
+    ui->comboBox->addItems(QStringList() << "English" << "Русский");
+
     m_instructorsAndTraineesWidget = new InstructorsAndTraineesWidget(this);
 
-    if(! m_instructorsAndTraineesWidget->authorizationIsCompleted())
-    {
-        delete m_instructorsAndTraineesWidget;
-        delete ui;
-        throw(std::exception());
-    }
+    connect(this, &MainWindow::signal_LanguageChanged, m_instructorsAndTraineesWidget, &InstructorsAndTraineesWidget::slot_LanguageChanged);
 
     ui->horizontalLayout->addWidget(m_instructorsAndTraineesWidget);
 
     this->move(0, 0);
-    this->showNormal();
-    //this->showMaximized();
+    //this->showNormal();
+    this->showMaximized();
 }
 
 MainWindow::~MainWindow()
@@ -32,3 +30,27 @@ MainWindow::~MainWindow()
     delete m_instructorsAndTraineesWidget;
     delete ui;
 }
+
+void MainWindow::changeEvent(QEvent *event)
+{
+    // В случае получения события изменения языка приложения
+    if (event->type() == QEvent::LanguageChange)
+    {// переведём окно заново
+        ui->retranslateUi(this);
+    }
+}
+
+void MainWindow::on_comboBox_currentIndexChanged(const QString &arg1)
+{
+    QString language;
+
+    if(arg1 == QStringLiteral("English"))
+        language = QString("en_EN");
+    else
+        language = QString("ru_RU");
+
+    qtLanguageTranslator.load(QString("translations/testDBpgSQL_") + language, ".");
+    qApp->installTranslator(&qtLanguageTranslator);
+
+    emit signal_LanguageChanged(language);
+}

testDB/testDBpgSQL/mainwindow.h

@@ -2,6 +2,9 @@
 #define MAINWINDOW_H
 
 #include <QMainWindow>
+#include <QTranslator>
+#include <QEvent>
+
 #include "instructorsandtraineeswidget.h"
 
 QT_BEGIN_NAMESPACE
@@ -16,8 +19,19 @@ public:
     MainWindow(QWidget *parent = nullptr);
     ~MainWindow();
 
+protected:
+    void changeEvent(QEvent * event) override;
+
+signals:
+    //сигнал об изменении языка интерфейса
+    void signal_LanguageChanged(QString language);
+
+private slots:
+    void on_comboBox_currentIndexChanged(const QString &arg1);
+
 private:
     Ui::MainWindow *ui;
+    QTranslator qtLanguageTranslator;
 
     InstructorsAndTraineesWidget* m_instructorsAndTraineesWidget;
 };

testDB/testDBpgSQL/mainwindow.ui

@@ -15,8 +15,46 @@
   </property>
   <widget class="QWidget" name="centralwidget">
    <layout class="QGridLayout" name="gridLayout">
-    <item row="0" column="0">
-     <layout class="QHBoxLayout" name="horizontalLayout"/>
+    <item row="1" column="1">
+     <layout class="QVBoxLayout" name="verticalLayout">
+      <item>
+       <layout class="QHBoxLayout" name="horizontalLayout"/>
+      </item>
+      <item>
+       <layout class="QHBoxLayout" name="horizontalLayout_2">
+        <item>
+         <spacer name="horizontalSpacer">
+          <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="QLabel" name="label">
+          <property name="text">
+           <string>Language</string>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <widget class="QComboBox" name="comboBox">
+          <property name="minimumSize">
+           <size>
+            <width>100</width>
+            <height>0</height>
+           </size>
+          </property>
+         </widget>
+        </item>
+       </layout>
+      </item>
+     </layout>
     </item>
    </layout>
   </widget>

testDB/testDBpgSQL/translations/testDBpgSQL_ru_RU.ts

@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!DOCTYPE TS>
+<TS version="2.1" language="ru_RU">
+<context>
+    <name>MainWindow</name>
+    <message>
+        <location filename="../mainwindow.ui" line="14"/>
+        <source>MainWindow</source>
+        <translation>Главное окно</translation>
+    </message>
+    <message>
+        <location filename="../mainwindow.ui" line="28"/>
+        <source>Language</source>
+        <translation>Язык</translation>
+    </message>
+</context>
+</TS>