rmd_ibx.pas

report machine 2.3 功能强大

  else if Index = 'MASTERSOURCE' then
    Result := RMGetDataSetName(FTable.Owner, FTable.MasterSource)
  else if Index = 'MASTERFIELDS' then
    Result := FTable.MasterFields
  else if Index = 'TABLENAME' then
    Result := FTable.TableName
  else if Index = 'DATABASE' then
    Result := RMGetDataBaseName(FTable.Owner, FTable.Database)
end;

procedure TRMDIBTable.LoadFromStream(Stream: TStream);
begin
	Inherited LoadFromStream(Stream);
end;

procedure TRMDIBTable.SaveToStream(Stream: TStream);
begin
	LVersion := 0;
	Inherited SaveToStream(Stream);
end;

{------------------------------------------------------------------------------}
{------------------------------------------------------------------------------}
{TRMDIBQuery}

constructor TRMDIBQuery.Create;
begin
  inherited Create;
  FQuery := TIBQuery.Create(RMDialogForm);
  DataSet := FQuery;

  Component := FQuery;
  BaseName := 'IBQuery';
  Bmp.LoadFromResourceName(hInstance, 'RMD_IBXQUERY');
end;

procedure TRMDIBQuery.LoadFromStream(Stream: TStream);
begin
	Inherited LoadFromStream(Stream);
end;

procedure TRMDIBQuery.SaveToStream(Stream: TStream);
begin
	LVersion := 0;
	Inherited SaveToStream(Stream);
end;
function TRMDIBQuery.GetDatabases: string;
var
  i: Integer;
  sl: TStringList;
begin
  Result := '';
  sl := TStringList.Create;
  RMGetComponents(RMDialogForm, TIBDatabase, sl, nil);
  sl.Sort;
  for i := 0 to sl.Count - 1 do
    Result := Result + sl[i] + ';';
  sl.Free;
end;

procedure TRMDIBQuery.GetTableNames(DB: string; Strings: TStrings);
var
  sl: TStringList;
  lDatabase: TIBDatabase;
begin
  sl := TStringList.Create;
  try
    try
      lDatabase := RMFindComponent(FQuery.Owner, DB) as TIBDatabase;
      if lDatabase = nil then exit;
      if not lDatabase.Connected then
        lDatabase.Connected := True;
      if lDatabase.Connected then
        lDatabase.GetTableNames(sl);
      sl.Sort;
      Strings.Assign(sl);
    except;
    end;
  finally
    sl.Free;
  end;
end;

procedure TRMDIBQuery.GetTableFieldNames(const DB, TName: string; sl: TStrings);
var
  i: Integer;
  lStrings: TStringList;
  t: TIBTable;
begin
  lStrings := TStringList.Create;
  t := TIBTable.Create(RMDialogForm);
  try
    t.Database := RMFindComponent(FQuery.Owner, DB) as TIBDataBase;
    t.TableName := tName;
    try
      t.FieldDefs.UpDate;
      for i := 0 to t.FieldDefs.Count - 1 do
        lStrings.Add(t.FieldDefs.Items[i].Name);
      lStrings.Sort;
      sl.Assign(lStrings);
    except;
    end;
  finally
    lStrings.Free;
    t.Free;
  end;
end;

procedure TRMDIBQuery.SetPropValue(Index: string; Value: Variant);
var
  d: TComponent;
begin
  inherited SetPropValue(Index, Value);
  Index := AnsiUpperCase(Index);
  if index = 'DATABASE' then
  begin
    FQuery.Close;
    d := RMFindComponent(FQuery.Owner, Value);
    FQuery.Database := TIBDatabase(d);
  end
  else if Index = 'DATASOURCE' then
  begin
    d := RMFindComponent(FQuery.Owner, Value);
    FQuery.DataSource := RMGetDataSource(FQuery.Owner, TDataSet(d));
  end
  else if index = 'PARAMS.COUNT' then
  begin
  end
  else if Index = 'SQL' then
  begin
    FQuery.Close;
    FQuery.SQL.Text := Value;
  end
end;

function TRMDIBQuery.GetPropValue(Index: string): Variant;

  function RMGetDataBaseName(Owner: TComponent; d: TIBDatabase): string;
  begin
    Result := '';
    if d <> nil then
    begin
      Result := d.Name;
      if d.Owner <> Owner then
        Result := d.Owner.Name + '.' + Result;
    end;
  end;

begin
  Index := AnsiUpperCase(Index);
  Result := inherited GetPropValue(Index);
  if Result <> Null then Exit;
  if Index = 'DATABASE' then
    Result := RMGetDataBaseName(FQuery.Owner, FQuery.Database)
  else if Index = 'DATASOURCE' then
    Result := RMGetDataSetName(FQuery.Owner, FQuery.DataSource)
  else if Index = 'PARAMS.COUNT' then
    Result := FQuery.Params.Count
  else if Index = 'SQL' then
    Result := FQuery.SQL.Text
  else if Index = 'SQL.COUNT' then
    Result := FQuery.SQL.Count
end;

function TRMDIBQuery.DoMethod(const MethodName: string; Par1, Par2, Par3: Variant): Variant;
begin
  Result := inherited DoMethod(MethodName, Par1, Par2, Par3);
  if Result = Null then
    Result := LinesMethod(FQuery.SQL, MethodName, 'SQL', Par1, Par2, Par3);
  if MethodName = 'EXECSQL' then
  begin
  	OnBeforeOpenQueryEvent(FQuery);
    FQuery.ExecSQL;
  end;
end;

function TRMDIBQuery.GetParamName(Index: Integer): string;
begin
  Result := FQuery.Params[Index].Name;
end;

function TRMDIBQuery.GetParamType(Index: Integer): TFieldType;
begin
  Result := FQuery.Params[Index].DataType;
end;

procedure TRMDIBQuery.SetParamType(Index: Integer; Value: TFieldType);
begin
  FQuery.Params[Index].DataType := Value;
end;

function TRMDIBQuery.GetParamKind(Index: Integer): TRMParamKind;
begin
  Result := rmpkValue;
  if not FQuery.Params[Index].Bound then
    Result := rmpkAssignFromMaster;
end;

procedure TRMDIBQuery.SetParamKind(Index: Integer; Value: TRMParamKind);
begin
  if Value = rmpkAssignFromMaster then
  begin
    FQuery.Params[Index].Bound := False;
    FParams.Delete(FParams.IndexOf(FQuery.Params[Index].Name));
  end
  else
  begin
    FQuery.Params[Index].Clear;
    FQuery.Params[Index].Bound := True;
    FParams[FQuery.Params[Index].Name] := '';
  end;
end;

function TRMDIBQuery.GetParamText(Index: Integer): string;
begin
  Result := '';
  if ParamKind[Index] = rmpkValue then
    Result := FParams[FQuery.Params[Index].Name];
end;

procedure TRMDIBQuery.SetParamText(Index: Integer; Value: string);
begin
  if ParamKind[Index] = rmpkValue then
    FParams[FQuery.Params[Index].Name] := Value;
end;

function TRMDIBQuery.GetParamValue(Index: Integer): Variant;
begin
  Result := FQuery.Params[Index].Value;
end;

procedure TRMDIBQuery.SetParamValue(Index: Integer; Value: Variant);
begin
  FQuery.Params[Index].Value := Value;
end;


{------------------------------------------------------------------------------}
{------------------------------------------------------------------------------}
{TRMDFormIBXPropEdit}

procedure TRMDFormIBXPropEdit.Localize;
begin
	Font.Name := RMLoadStr(SRMDefaultFontName);
  Font.Size := StrToInt(RMLoadStr(SRMDefaultFontSize));
  Font.Charset := StrToInt(RMLoadStr(SCharset));

  GroupBox1.Caption := RMLoadStr(rmRes + 3230);
  rdbLocal.Caption := RMLoadStr(rmRes + 3241);
  rdbRemote.Caption := RMLoadStr(rmRes + 3242);
  Label3.Caption := RMLoadStr(rmRes + 3233);
  btnBrowse.Caption := RMLoadStr(rmRes + 3249);
  GroupBox2.Caption := RMLoadStr(rmRes + 3237);
  Label4.Caption := RMLoadStr(rmRes + 3246);
  Label5.Caption := RMLoadStr(rmRes + 3247);
  Label7.Caption := RMLoadStr(rmRes + 3248);
  Label6.Caption := RMLoadStr(rmRes + 3237);
	btnOk.Caption := RMLoadStr(SOK);
  btnCancel.Caption := RMLoadStr(SCancel);
end;

procedure TRMDFormIBXPropEdit.btnBrowseClick(Sender: TObject);
begin
  if OpenDialog1.Execute then
    edtDatabase.Text := OpenDialog1.FileName;
end;

procedure TRMDFormIBXPropEdit.rdbLocalClick(Sender: TObject);
begin
  edtServer.Enabled := rdbRemote.Checked;
  cmbProtocol.Enabled := rdbRemote.Checked;
  lblServer.Enabled := rdbRemote.Checked;
  lblProtocol.Enabled := rdbRemote.Checked;
  btnBrowse.Enabled := rdbLocal.Checked;
end;

procedure TRMDFormIBXPropEdit.edtUserExit(Sender: TObject);
begin
  memParam.Lines.Values['user_name'] := edtUser.Text;
end;

procedure TRMDFormIBXPropEdit.edtPasswordExit(Sender: TObject);
begin
  memParam.Lines.Values['password'] := edtPassword.Text;
end;

procedure TRMDFormIBXPropEdit.edtSQLRoleExit(Sender: TObject);
begin
  memParam.Lines.Values['sql_role'] := edtSQLRole.Text;
end;

procedure TRMDFormIBXPropEdit.FormShow(Sender: TObject);
var
  aPos: integer;
  str: string;
begin
  memParam.Lines.Assign(FDatabase.Params);
  edtUser.Text := memParam.Lines.Values['user_name'];
  edtPassword.Text := memParam.Lines.Values['password'];
  edtSQLRole.Text := memParam.Lines.Values['sql_role'];

  if (Pos(':', FDatabase.DatabaseName) > 0) and (Pos(':\', FDatabase.DatabaseName) = 0) then // TCP
  begin
    rdbRemote.Checked := TRUE;
    cmbProtocol.ItemIndex := 0;
    aPos := Pos(':', FDatabase.DatabaseName);
    edtServer.Text := Copy(FDatabase.DatabaseName, 1, aPos - 1);
    edtDatabase.Text := Copy(FDatabase.DatabaseName, aPos + 1, 99999);
  end
  else if Pos('\\', FDatabase.DatabaseName) > 0 then // NetBEUI
  begin
    rdbRemote.Checked := TRUE;
    cmbProtocol.ItemIndex := 1;
    str := FDatabase.DatabaseName;
    Delete(str, 1, 2);
    aPos := Pos('\', str);
    edtServer.Text := Copy(str, 1, aPos - 1);
    edtDatabase.Text := Copy(str, aPos + 1, 99999);
  end
  else if Pos('@', FDatabase.DatabaseName) > 0 then // SPX
  begin
    rdbRemote.Checked := TRUE;
    cmbProtocol.ItemIndex := 2;
    aPos := Pos('@', FDatabase.DatabaseName);
    edtServer.Text := Copy(FDatabase.DatabaseName, 1, aPos - 1);
    edtDatabase.Text := Copy(FDatabase.DatabaseName, aPos + 1, 99999);
  end
  else
  begin
    rdbLocal.Checked := TRUE;
    cmbProtocol.ItemIndex := 0;
    edtDatabase.Text := FDatabase.DatabaseName;
  end;

  rdbLocalClick(nil);
end;

procedure TRMDFormIBXPropEdit.FormCloseQuery(Sender: TObject;
  var CanClose: Boolean);
begin
  if ModalResult = mrOK then
  begin
    FDatabase.Params.Assign(memParam.Lines);

    if rdbLocal.Checked then
      FDatabase.DatabaseName := edtDatabase.Text
    else
    begin
      case cmbProtocol.ItemIndex of
        0: // TCP
          FDatabase.DatabaseName := Format('%s:%s', [edtServer.Text, edtDatabase.Text]);
        1: // NetBEUI
          FDatabase.DatabaseName := Format('\\%s\%s', [edtServer.Text, edtDatabase.Text]);
        2: // SPX
          FDatabase.DatabaseName := Format('%s@%s', [edtServer.Text, edtDatabase.Text]);
      end;
    end;
  end;
end;

procedure TRMDFormIBXPropEdit.FormCreate(Sender: TObject);
begin
	Localize;
end;

initialization
  RMRegisterControl(TRMDIBDatabase, 'RMD_IBXDB', RMLoadStr(SInsertDB));
  RMRegisterControl(TRMDIBTable, 'RMD_IBXTABLE', RMLoadStr(SInsertTable));
  RMRegisterControl(TRMDIBQuery, 'RMD_IBXQUERY', RMLoadStr(SInsertQuery));

finalization
{$ENDIF}

end.