unit NewParamFrm;

{******************************************************************************}
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{                StarUML - The Open Source UML/MDA Platform.                   }
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{              Copyright (C) 2002-2005 - Plastic Software, Inc.                }
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{******************************************************************************}

interface

uses
  DirectMDAObjects,
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, ExtCtrls, StdCtrls;

type
  // TNewParameterForm
  TNewParameterForm = class(TForm)
    ParameterLabel: TLabel;
    NameEdit: TEdit;
    TypeLabel: TLabel;
    ValueLabel: TLabel;
    ValueEdit: TEdit;
    TypeComboBox: TComboBox;
    AcceptButton: TButton;
    CancelButton: TButton;
    Bevel: TBevel;
    procedure FormShow(Sender: TObject);
    procedure NameEditChange(Sender: TObject);
  private
    function GetParameterName: string;
    function GetParameterType: PParameterTypeKind;
    function GetParameterDefaultValue: string;

    procedure SetParameterName(Value: String);
    procedure SetParameterType(Value: PParameterTypeKind);
    procedure SetParameterDefaultValue(Value: string);

    procedure UpdateUIStates;
  public
    function Execute: Boolean;
    property ParameterName: string read GetParameterName write SetParameterName;
    property ParameterType: PParameterTypeKind read GetParameterType write SetParameterType;
    property ParameterDefaultValue: string read GetParameterDefaultValue write SetParameterDefaultValue;
  end;

implementation

{$R *.dfm}

////////////////////////////////////////////////////////////////////////////////
// TNewParameterForm

function TNewParameterForm.GetParameterName: string;
begin
  Result := NameEdit.Text;
end;

function TNewParameterForm.GetParameterType: PParameterTypeKind;
begin
  Result := StringToParameterTypeKind(TypeComboBox.Text);
end;

function TNewParameterForm.GetParameterDefaultValue: string;
begin
  Result := ValueEdit.Text;
end;

procedure TNewParameterForm.SetParameterDefaultValue(Value: string);
begin
  ValueEdit.Text := Value;
end;

procedure TNewParameterForm.SetParameterName(Value: String);
begin
  NameEdit.Text := Value;
end;

procedure TNewParameterForm.SetParameterType(Value: PParameterTypeKind);
begin
  TypeComboBox.Text := ParameterTypeKindToString(Value);
end;

procedure TNewParameterForm.UpdateUIStates;
begin
  AcceptButton.Enabled := (NameEdit.Text <> '') and (TypeComboBox.ItemIndex <> -1);
end;

function TNewParameterForm.Execute: Boolean;
begin
  Result := (ShowModal = mrOk);
end;

// TNewParameterForm
////////////////////////////////////////////////////////////////////////////////

procedure TNewParameterForm.FormShow(Sender: TObject);
begin
  UpdateUIStates;
end;

procedure TNewParameterForm.NameEditChange(Sender: TObject);
begin
  UpdateUIStates;
end;

end.