无法最小化所有子窗体?
else if(pSender==menuItem_windows_cascade){
CppMDIForm::LayoutMdi(System::Windows::Forms::MdiLayout::Cascade);
}
else if(pSender==menuItem_windows_h){
CppMDIForm::LayoutMdi(MdiLayout::TileHorizontal);
}
else if(pSender==menuItem_windows_v){
CppMDIForm::LayoutMdi(MdiLayout::TileVertical);
}
else if(pSender==menuItem_windows_icon){
CppMDIForm::LayoutMdi(MdiLayout::ArrangeIcons);
}
为什么前3个能正确执行,最后1个却不行?