#include <QtWidgets/QApplication>
#include <QtWidgets/QMdiArea>
#include <QtWidgets/QMdiSubWindow>
#include <QtWidgets/QMenuBar>
#include <QtWidgets/QMenu>
#include <QtWidgets/QTextEdit>
#include <QtWidgets/QAction>
#include <QtWidgets/QComboBox>
#include <QtWidgets/QVBoxLayout>
#include <QtCore/QStringList>
#include <QtWidgets/QPushButton>
#include <QtWidgets/QAbstractItemView>

#include "test.hxx"

MyDialog::MyDialog(QWidget *parent)
: QDialog(parent)
{
    setWindowTitle("Qt");
    setWindowFlags(Qt::Dialog);
    setWindowModality(Qt::WindowModal);

    QVBoxLayout *qvbox = new QVBoxLayout();
    
    QComboBox *tmp = new QComboBox(this);
    qvbox->addWidget(tmp);
    tmp->setEditable(true);
    tmp->setInsertPolicy(QComboBox::NoInsert);
    tmp->view()->setTextElideMode(Qt::ElideNone);
    
    QStringList items;
    
    items << "One" << "Two" << "Three";
    tmp->addItems(items);
    QPushButton *button = new QPushButton("&OK", this);
    button->setDefault(true);
    qvbox->addWidget(button);
    
    setLayout(qvbox);
    
    
    connect(button, &QPushButton::clicked, this, &QDialog::accept);
}

MyDialog::~MyDialog()
{ }

MyFrame::MyFrame(): QMainWindow()
{
}

void MyFrame::onAction()
{
  MyDialog dlg;
  dlg.exec();
}
  
/**
 * What shall I say to this piece of code ?
 */
int main (int argc,char* argv[])
{
  QApplication a(argc, argv);

  try {

    QMdiArea *mdiArea = new QMdiArea();

    MyFrame frame;
    QMenuBar *menuBar = new QMenuBar(&frame);    
    
    QMenu *fileMenu = frame.menuBar()->addMenu("&ATest");
    QMenu *fileMenu1 = frame.menuBar()->addMenu("&BTest2");
    QMenu *fileMenu2 = frame.menuBar()->addMenu("&CTest3");
    QMenu *fileMenu3 = frame.menuBar()->addMenu("&DTest4");
    
    QAction *tmp = fileMenu->addAction("&Open Dialog...");
//    tmp->setEnabled(false);
    tmp = fileMenu->addAction("&Test Item");
//    tmp->setEnabled(false);

    frame.setCentralWidget(mdiArea);
    
    QMainWindow *mdiFrame = new QMainWindow(&frame);
    QMenuBar *menuBar1 = new QMenuBar(mdiFrame);    
    
    QMenu *fileMenu_1 = mdiFrame->menuBar()->addMenu("&ETest");
    QMenu *fileMenu1_1 = mdiFrame->menuBar()->addMenu("&FTest2");
    QMenu *fileMenu1_2 = mdiFrame->menuBar()->addMenu("&GTest3");
    QMenu *fileMenu1_3 = mdiFrame->menuBar()->addMenu("&HTest4");
    
    QAction *tmp1 = fileMenu_1->addAction("&Open Dialog...");
    tmp1->setEnabled(false);
    QAction* tmp2 = fileMenu_1->addAction("&Open Dialog2...");

    QMdiSubWindow *subWindow1 = mdiArea->addSubWindow(mdiFrame);
    
    frame.connect(tmp, &QAction::triggered, &frame, &MyFrame::onAction);

    frame.show();

    return a.exec();
  }
  catch (...) {
  }
}