procedure EqualClassProperties(AClass1, AClass2: TObject);
var
PropList: PPropList;
ClassTypeInfo: PTypeInfo;
ClassTypeData: PTypeData;
i: integer;
NumProps: Integer;
APersistent: TPersistent;
begin
if AClass1.ClassInfo <> AClass2.ClassInfo then
exit;
ClassTypeInfo := AClass1.ClassInfo;
ClassTypeData := GetTypeData(ClassTypeInfo);
if ClassTypeData.PropCount <> 0 then
begin
GetMem(PropList, SizeOf(PPropInfo) * ClassTypeData.PropCount);
try
GetPropInfos(AClass1.ClassInfo, PropList);
for i := 0 to ClassTypeData.PropCount - 1 do
if not (PropList[i]^.PropType^.Kind = tkMethod) then
{if Class1,2 is TControl/TWinControl on same form, its names must be unique}
if PropList[i]^.Name <> 'Name' then
if (PropList[i]^.PropType^.Kind = tkClass) then
begin
APersistent := TPersistent(GetObjectProp(AClass1,
PropList[i]^.Name, TPersistent));
if APersistent <> nil then
APersistent.Assign(TPersistent(GetObjectProp(AClass2,
PropList[i]^.Name, TPersistent)))
end
else
SetPropValue(AClass1, PropList[i]^.Name, GetPropValue(AClass2,
PropList[i]^.Name));
finally
FreeMem(PropList, SizeOf(PPropInfo) * ClassTypeData.PropCount);
end;
end;
end;
Note that this code skips object properties inherited other than TPersistent.