mCanPaginatedScroll(PR_TRUE)
mCanPaginatedScroll(PR_TRUE), mDoScaledTwips(PR_TRUE)
PrintPreviewContext::PrintPreviewContext() :  mPageDim(-1,-1,-1,-1),  mCanPaginatedScroll(PR_TRUE){  SetBackgroundImageDraw(PR_FALSE);  SetBackgroundColorDraw(PR_FALSE);}