show form2 from form1( form1 will hide)

[jindoniit]

i have 2 form(design by UI) . i want that when iclick button from form1 then form 2 will show and form1 hide

i try thid code but it is not work

QWidget * widgt= new QWidget();
    Ui::Form2 ui;
    ui.setupUi(widgt);
 
    Form2 *detail = new Form2 (urlImage,index,widgt);
    detail->show();

QWidget * widgt= new QWidget();
    Ui::Form2 ui;
    ui.setupUi(widgt);

    Form2 *detail = new Form2 (urlImage,index,widgt);
    detail->show();

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