how to remove the title bar of child widget

[iswaryasenthilkumar]

i need to remove the title bar with maximize minimize and close button in the Child widget,
can any one give me suggestion for this
Thnaks in advance

[prasad_N]

When we add it as child widget, we can't see title bar anyhow.
If it is independent widget then set property Qt::FramelessWindowHint to the widget;