type Body = class(OpenXmlElement)
public
    function Create();overload;
    function Create(_node: XmlNode);overload;
    function Create(_parent: tslobj; _prefix: string; _local_name: string);overload;
    function Init();override;
    function Copy(_obj: Body);override;

public

    // normal property
    property SectPr read ReadXmlChildSectPr;
    function ReadXmlChildSectPr();

    // multi property
    property Ps read ReadPs;
    property Tbls read ReadTbls;
    property Sdts read ReadSdts;
    function ReadPs(_index);
    function ReadTbls(_index);
    function ReadSdts(_index);
    function AddP(): P;
    function AddTbl(): Tbl;
    function AddSdt(): Sdt;
    function AppendP(): P;
    function AppendTbl(): Tbl;
    function AppendSdt(): Sdt;

public
    // Children
    XmlChildSectPr: SectPr;

end;

function Body.Create();overload;
begin
    {self.}Create(nil, "w", "body");
end;

function Body.Create(_node: XmlNode);overload;
begin
    class(OpenXmlElement).Create(_node: XmlNode);
end;

function Body.Create(_parent: tslobj; _prefix: string; _local_name: string);overload;
begin
    setsysparam(pn_calcctrlword(), getsysparam(pn_calcctrlword()) .| 0x200);
    class(OpenXmlElement).Create(_parent, _prefix, _local_name);
end;

function Body.Init();override;
begin
    pre := {self.}Prefix ? {self.}Prefix + ":" : "";
    attributes_ := array();
    attributes_pf_ := array(
    );
    sorted_child_ := array(
        pre + "p": array(0, makeweakref(thisFunction(AppendP))),
        pre + "tbl": array(1, makeweakref(thisFunction(AppendTbl))),
        pre + "sdt": array(2, makeweakref(thisFunction(AppendSdt))),
        pre + "sectPr": array(-1, makeweakref(thisFunction(ReadXmlChildSectPr))),
    );
    container_ := new TSOfficeContainer(sorted_child_);
end;

function Body.Copy(_obj: Body);override;
begin
    tslassigning_backup := tslassigning;
    tslassigning := 1;
    class(OpenXmlElement).Copy(_obj);
    if not ifnil(_obj.XmlChildSectPr) then
        {self.}SectPr.Copy(_obj.XmlChildSectPr);
    tslassigning := tslassigning_backup;
end;

function Body.ReadXmlChildSectPr();
begin
    if tslassigning and ifnil({self.}XmlChildSectPr) then
    begin
        {self.}XmlChildSectPr := new SectPr(self, {self.}Prefix, "sectPr");
        container_.Append({self.}XmlChildSectPr);
    end
    return {self.}XmlChildSectPr;
end;

function Body.ReadPs(_index);
begin
    ind := ifnil(_index) ? -2 : _index;
    pre := {self.}Prefix ? {self.}Prefix + ":" : "";
    return container_.Get(pre + "p", ind);
end;

function Body.ReadTbls(_index);
begin
    ind := ifnil(_index) ? -2 : _index;
    pre := {self.}Prefix ? {self.}Prefix + ":" : "";
    return container_.Get(pre + "tbl", ind);
end;

function Body.ReadSdts(_index);
begin
    ind := ifnil(_index) ? -2 : _index;
    pre := {self.}Prefix ? {self.}Prefix + ":" : "";
    return container_.Get(pre + "sdt", ind);
end;

function Body.AddP(): P;
begin
    obj := new P(self, {self.}Prefix, "p");
    container_.Insert(obj);
    return obj;
end;

function Body.AddTbl(): Tbl;
begin
    obj := new Tbl(self, {self.}Prefix, "tbl");
    container_.Insert(obj);
    return obj;
end;

function Body.AddSdt(): Sdt;
begin
    obj := new Sdt(self, {self.}Prefix, "sdt");
    container_.Insert(obj);
    return obj;
end;

function Body.AppendP(): P;
begin
    obj := new P(self, {self.}Prefix, "p");
    container_.Append(obj);
    return obj;
end;

function Body.AppendTbl(): Tbl;
begin
    obj := new Tbl(self, {self.}Prefix, "tbl");
    container_.Append(obj);
    return obj;
end;

function Body.AppendSdt(): Sdt;
begin
    obj := new Sdt(self, {self.}Prefix, "sdt");
    container_.Append(obj);
    return obj;
end;