Ext.net the interaction of data and form values (directly on the encapsulated code, see comments, not many explanations)

public class modelhander<t>{//<summary>//////For dynamic filling of entity classes through forms///</summary>//<typeparam     Name= "T" ></typeparam>//<param name= "T" ></param>//<param name= "form" ></param>    <returns></returns> public static int setmodeltoform (ref t T, namevaluecollection form, page page)        {int va = 0; Type type = T.gettype ();//get type propertyinfo[] pi = type.        GetProperties ();//Gets the property collection Type FieldType;        String ControlType; foreach (PropertyInfo p in pi) {//if (form[p.name]! = NULL && form[p.name]! = "")//Impact Radiogrou                    p {try {fieldtype = P.propertytype; ControlType = page. FindControl (P.name). GetType ().                    Name; if (FieldType! = null && Fieldtype.name = = "Nullable ' 1")//Determines whether a nullable type {fi Eldtype = Nullable.                    Getunderlyingtype (P.propertytype); } if (ControlType = = "ComboBox")//combox processing to get the value {P.set Value (T, Convert.changetype ((ComboBox) page. FindControl (P.name)).                    Selecteditem.value, FieldType), NULL); } else if (ControlType = = "Radiogroup") {Radiogroup Radiogro Up = page.                         FindControl (P.name) as radiogroup;//is not executed here to be resolved for (int i = 0; i < RadioGroup.Items.Count; i++) {if (radiogroup.items[i]. Checked = = True) {P.setvalue (T, Convert.changetype (RADIOGROUP.I Tems[i].                                Inputvalue, FieldType), NULL);                            Break                    }}} and Else if (ControlType = = "checkbox")                 {       if ((Checkbox) page. FindControl (P.name)).                        Checked) {p.setvalue (T, Convert.changetype ("1", FieldType), NULL); } else {P.setvalue (T, conver                        T.changetype ("0", FieldType), NULL);                        }} else if (ControlType = = "Label")//combox processing Gets the value values separately { P.setvalue (T, Convert.changetype ((Label) page. FindControl (P.name)).                    Text, FieldType), NULL);                        } else if (ControlType = = "HtmlEditor")//combox processed separately to get the value values { P.setvalue (T, Convert.changetype ((HtmlEditor) page. FindControl (P.name)).                    Text, FieldType), NULL);                        } else if (ControlType = = "Datefield")//datefield processed separately to get the value values { P.setvalue (T, Convert.changetype((Datefield) page. FindControl (P.name)).                    Text, FieldType), NULL); } else {P.setvalue (T, Convert.changetype (Form[p.name], field                type), NULL),//Assign a value to the property, and convert the type of the key value to the type of the property} va++;//record the number of properties for which the assignment succeeded}    Catch {}}} return VA; }///<summary>//Set Control value//Control:textfield,textarea,label,datefield,multicombo,combobox,radio,checkbox , Numberfield///</summary>//<typeparam name= "T" ></typeparam>//<param name= "T" >< /param>//<param name= "page" > current page, looking for controls </param>//<param name= "Acttype" > Action type (EDIT, QUERY) &L            t;/param> public static void Setdataofcontrol (T T, page page, string acttype) {if (t==null) {        Return        } Type type = T.gettype (); propertyinfo[] pi = type. GetprOperties ();        String ControlType;        Object obj;        String[] Multiitems;            Acttype = Acttype.toupper ();//action type foreach (PropertyInfo p in pi) {if (P.name! = "ID")                    {try {obj = p.getvalue (t, NULL); ControlType = page. FindControl (P.name). GetType ().                    Name; Switch (controltype) {case "TextField": TextField te Xtfield = ((TextField) page.                            FindControl (P.name));                            if (obj! = null) {textfield.setvalue (obj);                                if (Acttype = = "Query")//when the control is grayed out, read-only {                                textfield.enabled = false;                                Textfield.readonly = true; Textfield.cls = "textdisabled";                               Textfield.disabled = true;                        } break; Case "TextArea": TextArea TextArea = ((TextArea) page.                            FindControl (P.name)); if (obj! = null) {Textarea.text = obj.                            ToString (); } if (Acttype = = "QUERY") {//textare                                a.enabled = false;                            Textarea.readonly = true;                        } break; Case "label": Label label = ((Label) page.                            FindControl (P.name)); if (obj! = null) {label. Text = obj.                            ToString ();                    } break;    Case "Datefield": Datefield Datefield = ((Datefield) page.                            FindControl (P.name)); if (obj! = null) {Datefield.text = obj.                            ToString ();                                if (Acttype = = "Query")//when the control is grayed out, read-only {                                datefield.enabled = false;                            Datefield.readonly = true;                        } break; Case "Multicombo": Multicombo Multicombo = ((Multicombo) page.                            FindControl (P.name)); if (obj! = null) {//multiitems=obj. ToString ().                                Split (', '); foreach (string item in Multiitems)//{//Multicombo.s     Electitem (item);                           Multicombo.value = obj.                                ToString ();                                }} if (Acttype = = "QUERY") {                                Multicombo.readonly = true;                            Multicombo.disabled = true;                        } break; Case "ComboBox": ComboBox ComboBox = (ComboBox) page.                            FindControl (P.name)); if (obj! = null) {ComboBox.SelectedItem.Value = obj.                            ToString (); } if (Acttype = = "QUERY") {ComboBox.                                ReadOnly = true;                            Combobox.disabled = true;                        } break;       Case "Radiogroup":                     Radiogroup radiogroup = page.                            FindControl (p.name) as Radiogroup;  for (int i = 0; i < RadioGroup.Items.Count; i++) {if (obj! = Null && radiogroup.items[i]. Inputvalue = = obj. ToString ()) {radiogroup.items[i].                                Checked = true;                                }} if (Acttype = = "QUERY") {                                radiogroup.enabled = false;                                Radiogroup.readonly = true;                            Radiogroup.disabled = true;                        } break; Case "checkbox": CheckBox checkbox = (checkbox) page.                            FindControl (P.name)); if (obj! = null && obj.        ToString () = = "1")                    {checkbox.                            Checked = true; } else {checkbox.                            Checked = false; } if (Acttype = = "QUERY") {checkbox.                                Enabled = false; CheckBox.                            ReadOnly = true;                        } break; Case "Hidden": Hidden Hidden = ((Hidden) page.                            FindControl (P.name)); if (obj! = null) {hidden. Text = obj.                            ToString ();                                if (Acttype = = "Query")//when the control is grayed out, read-only {                                textfield.enabled = false; Hidden. ReadOnly = true;                               Textfield.cls = "textdisabled";                            Textfield.disabled = true;                        } break; Case "Numberfield": Numberfield Numberfield = ((Numberfield) page.                            FindControl (P.name)); if (obj! = null) {Numberfield.text = obj.                            ToString ();                                if (Acttype = = "Query")//when the control is grayed out, read-only {                                textfield.enabled = false;                            Numberfield.readonly = true;                        } break; Case "Triggerfield": Triggerfield Triggerfield = ((Triggerfield) page.                            FindControl (P.name));                   if (obj! = null) {             Triggerfield.text = obj.                            ToString ();                                if (Acttype = = "Query")//when the control is grayed out, read-only {                                textfield.enabled = false;                            Triggerfield.readonly = true;                        } break; Case "HtmlEditor": HtmlEditor HtmlEditor = ((HtmlEditor) page.                            FindControl (P.name)); if (obj! = null) {Htmleditor.text = obj.                            ToString ();                                if (Acttype = = "Query")//when the control is grayed out, read-only {                                textfield.enabled = false;                                Htmleditor.readonly = true;                                Textfield.cls = "textdisabled";           Textfield.disabled = true;                 } break; Case "Gridpanel"://Gridpanel Gridpanel = ((gridpanel) page.                        FindControl (P.name)); if (obj! = null)////{////Gridpanel.text = obj.                        ToString ();                        }//if (Acttype = = "Query")//when the control is grayed out, read-only//{                        Gridpanelhelper.setcolumnseditable (Gridpanel.columnmodel, false); }//else//{//Gridpanelhelper.                        Setcolumnseditable (Gridpanel.columnmodel, true);                        }//break;                    Default:break;     }} catch {}}   }//end foreach//Gray Set Person button if (page. FindControl ("askmanbtn") = null && Acttype = = "QUERY") {button button = page.            FindControl ("Askmanbtn") as Button; button.        Disabled = true; } if (page. FindControl ("gridappfile") = null && Acttype = = "QUERY") {Fileuploadfield fileUpload = page.            FindControl ("F2") as Fileuploadfield;            Fileupload.disabled = true; Gridpanel Gridpanel = page.            FindControl ("Gridappfile") as Gridpanel; GRIDPANEL.COLUMNMODEL.COLUMNS[2].        Hidden = true; } if (page. FindControl ("btnadd") = null && Acttype = = "QUERY") {button btn = page.            FindControl ("Btnadd") as Button; Btn.        Disabled = true; } if (page. FindControl ("btndel") = null && Acttype = = "QUERY") {button btn = page.            FindControl ("Btndel") as Button; Btn.        Disabled = true; }} public static DataTable Getuserbyid (int userid) {String sql = "Select Uname,g_group. Gname as Uclass,uwork from U_user left joins Ug_user_group "+" on U_user. Uid=ug_user_group.uid "+" left join G_group on G_group. Gid=ug_user_group.gid "+" where u_user.        Uid= ' "+ userid +" ' "; DataTable dt = Sunway.DBUtility.DbHelperSQL.ExecuteDataSet (commandtype.text, SQL, NULL).        Tables[0];    return DT;         }///<summary>//Create Gridpanel columns and store///</summary> public static void Creategrdstore (T t) {        Type type = T.gettype (); propertyinfo[] pi = type.        GetProperties ();    String ControlType; }}

assigning values to the corresponding page control

   Modelhander<db_backapply>. Setdataofcontrol (model, this. Page, "QUERY");

Get its mode value

   Modelhander<db_backapply>. Setmodeltoform (ref model, Request.Form, this.) Page);

Ext.net the interaction of data and form values (directly on the encapsulated code, see comments, not many explanations)