unit JavaAddInObj;

{******************************************************************************}
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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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{ combine StarUML program with free software programs or libraries that are    }
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{$WARN SYMBOL_PLATFORM OFF}

interface

uses
  Windows, ActiveX, Classes, ComObj, StarUML_TLB;

type
  TJavaAddInObj = class(TComObject, IStarUMLAddIn)
  private
    StarUMLApp: IStarUMLApplication;
    function ProfileLoaded: Boolean;
    function NoProfileChecked: Boolean;
    function CheckJavaProfileImported: Boolean;
    procedure CreateJavaCode;
    procedure ReverseJavaCode;
  protected
    { IStarUMLAddIn }
    function InitializeAddIn: HResult; stdcall;
    function FinalizeAddIn: HResult; stdcall;
    function DoMenuAction(ActionID: Integer): HResult; stdcall;
  public
    procedure Initialize; override;
    destructor Destroy; override;
  end;

const
  Class_JavaAddInObj: TGUID = '{4FA40CFC-5C5D-4D58-AEF6-9042CBC09301}';

implementation

uses
  ComServ, Dialogs, Forms,
  CodeGenWizardFrm, RevEngWizardFrm, Symbols, NLS_JavaAddIn;

////////////////////////////////////////////////////////////////////////////////
// TJavaAddInObj

procedure TJavaAddInObj.Initialize;
begin
  inherited;
  StarUMLApp := CreateOleObject('StarUML.StarUMLApplication') as IStarUMLApplication;
  Application.Handle := StarUMLApp.Handle;
end;

destructor TJavaAddInObj.Destroy;
begin
  StarUMLApp := nil;
  inherited;
end;

function TJavaAddInObj.ProfileLoaded: Boolean;
var
  ExtMgr: IExtensionManager;
begin
  Result := False;
  try
    ExtMgr := StarUMLApp.ExtensionManager;
    if ExtMgr.FindIncludedProfile(PROFILE_JAVA) <> nil
    then Result := True;
  except
  end;
end;

function TJavaAddInObj.NoProfileChecked: Boolean;
begin
  Result := False;
  try
    if StarUMLApp.GetOptionValue(OPTION_SCHEMA, OPTION_KEY_NO_PROFILE)
    then Result := True;
  except
  end;
end;

function TJavaAddInObj.CheckJavaProfileImported: Boolean;
var
  ExtMgr: IExtensionManager;
  P: IProfile;
begin
  Result := False;
  try
    if not ProfileLoaded then begin
      ExtMgr := StarUMLApp.ExtensionManager;
      P := ExtMgr.FindAvailableProfile(PROFIlE_JAVA);
      if P <> nil then begin
        if Application.MessageBox(PChar(QUERY_REVERSE_PROFILE_LOAD), PChar(Application.Title),
          MB_YESNO + MB_ICONQUESTION) = IDYES then begin
          ExtMgr.IncludeProfile(PROFILE_JAVA);
          Result := True;
        end
        else
          Result := False;
      end
      else begin
        Application.MessageBox(PChar(ERR_PROFILE_NOT_DEFINED), PChar(Application.Title),
          MB_OK + MB_ICONWARNING);
        Result := False;
      end;
    end
    else
      Result := True;
  except
  end;
end;

procedure TJavaAddInObj.CreateJavaCode;
var
  Msg: string;
  Wizard: TCodeGenWizardForm;
begin
  if (not ProfileLoaded) and (not NoProfileChecked) then begin
    Msg := ERR_CODE_GEN_PROFILE_NOT_LOADED;
    MessageDlg(Msg, mtError, [mbOK], 0);
    Exit;
  end;

  Wizard := TCodeGenWizardForm.Create(Application);
  try
    Wizard.StarUMLApp := StarUMLApp;
    Wizard.ShowModal;
  finally
    Wizard.Free;
  end;
end;

procedure TJavaAddInObj.ReverseJavaCode;
var
  Wizard: TRevEngWizardForm;
begin
  if CheckJavaProfileImported then begin
    Wizard := TRevEngWizardForm.Create(Application);
    try
      Wizard.StarUMLApp := StarUMLApp;
      Wizard.ShowModal;
    finally
      Wizard.Free;
    end;
  end
  else
    Application.MessageBox(PChar(MSG_DLG_REVERSE_CANCEL), PChar(Application.Title),
      MB_OK + MB_ICONINFORMATION);
end;

function TJavaAddInObj.InitializeAddIn: HResult;
begin
  Result := S_OK;
end;

function TJavaAddInObj.FinalizeAddIn: HResult;
begin
  Result := S_OK;
end;

function TJavaAddInObj.DoMenuAction(ActionID: Integer): HResult;
begin
  Result := S_OK;
  if ActionID = 1 then { reserved for Java syntax checking }
  else if ActionID = 2 then CreateJavaCode
  else if ActionID = 3 then ReverseJavaCode;
end;

// TJavaAddInObj
////////////////////////////////////////////////////////////////////////////////

initialization
  TComObjectFactory.Create(ComServer, TJavaAddInObj, Class_JavaAddInObj,
    'JavaAddInObj', '', ciMultiInstance, tmApartment);
end.
