FastReport_2022_VCL/LibD28/frxIBXRTTI.pas
2024-01-01 16:13:08 +01:00

101 lines
2.5 KiB
ObjectPascal

{******************************************}
{ }
{ FastReport VCL }
{ IBX components RTTI }
{ }
{ Copyright (c) 1998-2021 }
{ by Fast Reports Inc. }
{ }
{******************************************}
unit frxIBXRTTI;
interface
{$I frx.inc}
implementation
uses
Windows, Classes, Types, fs_iinterpreter, frxIBXComponents, fs_iibxrtti, Variants;
type
TFunctions = class(TfsRTTIModule)
private
function CallMethod(Instance: TObject; ClassType: TClass;
const MethodName: String; Caller: TfsMethodHelper): Variant;
function GetProp(Instance: TObject; ClassType: TClass;
const PropName: String): Variant;
public
constructor Create(AScript: TfsScript); override;
end;
{ TFunctions }
constructor TFunctions.Create(AScript: TfsScript);
begin
inherited Create(AScript);
with AScript do
begin
with AddClass(TfrxIBXDatabase, 'TfrxCustomDatabase') do
AddProperty('Database', 'TIBDatabase', GetProp, nil);
with AddClass(TfrxIBXTable, 'TfrxCustomTable') do
AddProperty('Table', 'TIBTable', GetProp, nil);
with AddClass(TfrxIBXQuery, 'TfrxCustomQuery') do
begin
AddMethod('procedure ExecSQL', CallMethod);
AddProperty('Query', 'TIBQuery', GetProp, nil);
end;
end;
end;
function TFunctions.CallMethod(Instance: TObject; ClassType: TClass;
const MethodName: String; Caller: TfsMethodHelper): Variant;
begin
Result := 0;
if ClassType = TfrxIBXQuery then
begin
if MethodName = 'EXECSQL' then
begin
TfrxIBXQuery(Instance).UpdateParams;
TfrxIBXQuery(Instance).Query.ExecSQL;
end;
end
end;
function TFunctions.GetProp(Instance: TObject; ClassType: TClass;
const PropName: String): Variant;
begin
Result := 0;
if ClassType = TfrxIBXDatabase then
begin
if PropName = 'DATABASE' then
Result := frxInteger(TfrxIBXDatabase(Instance).Database)
end
else if ClassType = TfrxIBXTable then
begin
if PropName = 'TABLE' then
Result := frxInteger(TfrxIBXTable(Instance).Table)
end
else if ClassType = TfrxIBXQuery then
begin
if PropName = 'QUERY' then
Result := frxInteger(TfrxIBXQuery(Instance).Query)
end
end;
initialization
fsRTTIModules.Add(TFunctions);
finalization
if fsRTTIModules <> nil then
fsRTTIModules.Remove(TFunctions);
end.