problem in Tab background

Question

In my QT application,i set a background color for main widget.And when i am running the application in KUBUNTU,background of tab which i am using in my application is the same of main window,but when i run the application in windows,the tab's background becomes white and cant display anything on tab area.

Can anyone tell me a solution??

Thank you.

Answer 1

their is a small problem with it,i will correct it and paste it at pastebin soon...