// signals and slots connections
connect(buttonOk(), SIGNAL(clicked()), this, SLOT(ClickOnOk()));
connect(buttonApply(), SIGNAL(clicked()), this, SLOT(ClickOnApply()));
// signals and slots connections
connect(buttonOk(), SIGNAL(clicked()), this, SLOT(ClickOnOk()));
connect(buttonApply(), SIGNAL(clicked()), this, SLOT(ClickOnApply()));