#include <QDockWidget>
#include <QLabel>

#include "mainwindow.h"
#include "ui_mainwindow.h"

MainWindow::MainWindow(QWidget *parent) :
    QMainWindow(parent),
    ui(new Ui::MainWindow)
{
  ui->setupUi(this);

  ui->dockWidget->setWidget(new QLabel("dock widget 1"));

  QDockWidget *dw = new QDockWidget;
  dw->setWidget(new QLabel("dock widget 2"));

  tabifyDockWidget(ui->dockWidget, dw);

  connect(ui->tabWidget, SIGNAL(currentChanged(int)), this, SLOT(updateDock(int)));
}

MainWindow::~MainWindow()
{
  delete ui;
}

void MainWindow::changeEvent(QEvent *e)
{
  QMainWindow::changeEvent(e);
  switch (e->type()) {
  case QEvent::LanguageChange:
    ui->retranslateUi(this);
    break;
  default:
    break;
  }
}

void MainWindow::updateDock(int index)
{
  if (index == 0) {
//    ui->dockWidget->activateWindow();
//    ui->dockWidget->raise();
//    ui->dockWidget->show();
//    ui->dockWidget->setVisible(true);
//    ui->dockWidget->setFocus(Qt::ActiveWindowFocusReason);
  } else {
    QList<QDockWidget *> dockList =  tabifiedDockWidgets(ui->dockWidget);
//    dockList.at(index-1)->activateWindow();
//    ui->dockWidget->raise();
//    dockList.at(index-1)->show();
//    dockList.at(index-1)->setVisible(true);
//    dockList.at(index-1)->setFocus(Qt::ActiveWindowFocusReason);
  }
}