whats the problem that the qprogressbar style was changed when mouse right clicked the system icon bar?

[nicker player]

QProgressBar::chunk { 
	background-color:#4995f9; 
	border-radius:4px;
}

Ive set the style of the progress.but when i right-clicked the program from the system menu bar ,the chunk part became the transparent color.I dont know why.any good tips to fixed that problem?

[SGaist]

Hi,

Without knowing which Qt version, which OS, how you set things up, it's pretty much impossible to know what is going on.