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rtl: add a helper method to get TProcedureSignature parameter by index

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git-svn-id: trunk@24480 -
This commit is contained in:
paul 2013-05-10 12:41:37 +00:00
parent 756ca5f318
commit 8b98a38b56
1 changed files with 17 additions and 1 deletions
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18
rtl/objpas/typinfo.pp
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@ -21,6 +21,7 @@ unit typinfo;
interface interface
{$MODE objfpc} {$MODE objfpc}
{$MODESWITCH AdvancedRecords}
{$inline on} {$inline on}
{$h+} {$h+}
@ -155,7 +156,8 @@ unit typinfo;
CC: TCallConv; CC: TCallConv;
ResultType: PTypeInfo; ResultType: PTypeInfo;
ParamCount: Byte; ParamCount: Byte;
{Params: array[1..ParamCount] of TProcedureParam;} {Params: array[0..ParamCount - 1] of TProcedureParam;}
function GetParam(ParamIndex: Integer): PProcedureParam;
end; end;
{$PACKRECORDS C} {$PACKRECORDS C}
@ -2045,4 +2047,18 @@ begin
Result:=IsStoredProp(instance,FindPropInfo(Instance,PropName)); Result:=IsStoredProp(instance,FindPropInfo(Instance,PropName));
end; end;
{ TProcedureSignature }
function TProcedureSignature.GetParam(ParamIndex: Integer): PProcedureParam;
begin
if (ParamIndex<0)or(ParamIndex>=ParamCount) then
Exit(nil);
Result := PProcedureParam(PByte(@Flags) + SizeOf(Self));
while ParamIndex > 0 do
begin
Result := PProcedureParam(PByte(@Result^.Name) + (Length(Result^.Name) + 1) * SizeOf(AnsiChar));
dec(ParamIndex);
end;
end;
end. end.