递归设置当前用户控件下的所有服务器控件为只读状态

递归设置当前用户控件下的所有服务器控件为只读状态

for (int i = 0; i < container.Controls.Count; i++)
            {
                if (container.Controls[i] is TextBox)
                {
                    WebControl wc = container.Controls[i] as WebControl;
                    wc.Attributes.Add("readonly", "readonly");
                    wc.Attributes.Add("onkeydown", "javascript:if(window.event.keyCode == 8) return false;");
                    wc.BackColor = Enums.SystemColor.ReadonlyBackColor;
                }
                else if (container.Controls[i] is DropDownList || container.Controls[i] is CheckBox ||
                    container.Controls[i] is RadioButton || container.Controls[i] is System.Web.UI.WebControls.Image ||
                    container.Controls[i] is LinkButton)
                {
                    WebControl wc = container.Controls[i] as WebControl;
                    wc.Attributes.Add("disabled", "disabled");
                    wc.BackColor = Enums.SystemColor.ReadonlyBackColor;
                }
                else
                {
                    if (container.Controls[i].Controls.Count > 0)
                        SetReadonly(container.Controls[i]);
                }
            }