CEGUI::Window* d_root;
CEGUI::ScrollablePane* d_pane;
// 创建滚动区
d_pane = static_cast<ScrollablePane*>(d_wm->createWindow("WindowsLook/ScrollablePane"));
d_pane->setArea(URect(UDim(0,0),bar_bottom,UDim(0.8,0),UDim(0.8,0)));
// 关闭自动滚动
d_pane->setContentPaneAutoSized(false);
// 滚动区域大小
d_pane->setContentPaneArea(CEGUI::Rect(0,0,1000,500));
d_root->addChildWindow(d_pane);