// 加载子窗体
var childWindow = new np_set_imdex();
childWindow.jjj += HideMaskLayer; // 关闭子窗体时隐藏蒙板层
childWindow.Owner = this; // 设置主窗体为子窗体的所有者
//ChildWindowContainer.Visibility = Visibility.Visible;
childWindow.ShowDialog();
// 加载子窗体
var childWindow = new np_set_imdex();
childWindow.jjj += DHideMaskLayer(); // 关闭子窗体时隐藏蒙板层
ChildWindowContainer.Content = childWindow;
ChildWindowContainer.Visibility = Visibility.Visible;
Us_Cjcomp_index userControl3 = new Us_Cjcomp_index();
ContentControl1.Content = new Frame()
{
Content = userControl3
};