setting background color and repositioning

[mind_freak]

i want to set the background color and repositioning the widget

i have used stylesheet() but it is only able to set the widget background. I want to set the whole background color....

Please help

Thanks in advance.

[yogeshgokul]

I want to set the whole background color....

Of what ?

[wagmare]

to the whole application use
void QApplication::setPalette( const QPalette & palette, const char * className = 0 )