C++builder 如何清除TQRRichEdit的背景色

C++builder 如何清除TQRRichEdit的背景色,c++builder,richedit,quickreports,C++builder,Richedit,Quickreports,当我这样做时: QRRichEdit1->ParentRichEdit->Color = clWhite 没有效果。如何清除TQRRichEdit的背景色

当我这样做时:

QRRichEdit1->ParentRichEdit->Color = clWhite 
没有效果。如何清除
TQRRichEdit
的背景色