/*=========================================================================
                                                                                
  Program:   bbtk
  Module:    $RCSfile: bbtkWxGUITextEditor.h,v $
  Language:  C++
  Date:      $Date: 2008/03/25 10:31:18 $
  Version:   $Revision: 1.3 $
                                                                                
  Copyright (c) CREATIS (Centre de Recherche et d'Applications en Traitement de
  l'Image). All rights reserved. See Doc/License.txt or
  http://www.creatis.insa-lyon.fr/Public/bbtk/License.html for details.
                                                                                
     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notices for more information.
                                                                                
=========================================================================*//**
 * \brief Short description in one line
 * 
 * Long description which 
 * can span multiple lines
 */
/**
 * \file 
 * \brief 
 */
/**
 * \class bbtk::
 * \brief 
 */


#ifdef _USE_WXWIDGETS_

	
#ifndef __bbtkWxGUITextEditor_h__
#define __bbtkWxGUITextEditor_h__


#include "bbtkWx.h"

#include "bbtkInterpreter.h"
#include <wx/splitter.h>
#include <wx/aui/aui.h>

#include "bbtkWxGUICommand.h"

namespace bbtk
{

  class WxTextCtrlGettingKeyEvents;
  class WxGUITextEditor;
 

  /// Abstract class which defines the callbacks invoked by WxGUITextEditor
  class BBTK_EXPORT WxGUITextEditorUser
  {
  public:
    WxGUITextEditorUser() {}
    ~WxGUITextEditorUser() {}
    /// Callback invoked when the 'run' button is pressed
    virtual void WxGUITextEditorRun() {}
  };

  //================================================================
  class WxGUITextEditorPage : public wxPanel
  {
  public:
    WxGUITextEditorPage(wxWindow* parent, WxGUITextEditor* editor);
    ~WxGUITextEditorPage();

    void SetPageName(const std::string& name) { mName = name; }
    const std::string& GetPageName() const { return mName; }

    bool AskFilename() const { return mAskFilename; }
    void SetAskFilename(bool a) { mAskFilename=a; }

    WxTextCtrlGettingKeyEvents* GetTextCtrl() { return mwxInputText; }

    void Load(const std::string& filename);
    void Save(const std::string& filter);

    bool IsModified(); //{ return mwxInputText->IsModified(); }
   
    std::string GetText();

  private:
    WxGUITextEditor* mEditor;
    WxTextCtrlGettingKeyEvents* mwxInputText;
    wxTextAttr* mwxInputTextAttr;
    std::string mName;
    bool mAskFilename;

    /*
    enum
    {
      ID_InputText
    };
    */
    //DECLARE_EVENT_TABLE();

  } ;
  //================================================================



  /// A text editor panel
  class BBTK_EXPORT WxGUITextEditor : public wxPanel
  {
  public:
    WxGUITextEditor( wxWindow *parent, WxGUITextEditorUser* user = 0 );
    ~WxGUITextEditor();

    void OnKeyDown(wxKeyEvent& event);
    void OnKeyUp(wxKeyEvent& event);

    void OnButtonNew(wxCommandEvent& event);
    void OnButtonOpen(wxCommandEvent& event);
    void OnButtonClose(wxCommandEvent& event);
    void OnButtonSave(wxCommandEvent& event);
    void OnButtonSaveAs(wxCommandEvent& event);
    void OnButtonRun(wxCommandEvent& event);
    //    void OnButtonQuit(wxCommandEvent& event);
    void OnPageClose(wxAuiNotebookEvent& evt);

    void New();
    void Open();
    void Open(const std::string& filename);
    void Save();
    //   void Run();
    //    void Quit();

    void HighlightSyntax();
    void UpdateInfo();

    void NewPage(const std::string& filename);
    WxGUITextEditorPage* GetCurrentPage();
    void FocusOnCurrentPage();

    void SetFileNameFilter(const std::string& filter)
    { mFileNameFilter = filter; }

  private:
    WxGUITextEditorUser* mUser;

    wxAuiManager m_mgr;
    wxAuiNotebook* mwxNotebook;
 
    //   Interpreter* mInterpreter;
    //    wxSplitterWindow* mwxSplit;

    wxButton *  mwxButtonNew; 
    wxButton *  mwxButtonOpen; 
    wxButton *  mwxButtonClose; 
    wxButton *  mwxButtonSave; 
    wxButton *  mwxButtonSaveAs; 
    wxButton *  mwxButtonRun; 
    //    wxButton *  mwxButtonQuit; 
    wxStaticText* mwxPosition;

    std::string mFileNameFilter;

   public:
	  
     enum
    {
      ID_ButtonNew,
      ID_ButtonOpen,
      ID_ButtonClose,
      ID_ButtonSave,
      ID_ButtonSaveAs,
      ID_ButtonRun
      //      ID_ButtonQuit
    };
    
    DECLARE_EVENT_TABLE()
	
  };

  
  /// Editor in a frame 
  class BBTK_EXPORT WxGUITextEditorWindow : public wxFrame
					      //, public WxGUICommandUser
  {
  public:
    WxGUITextEditorWindow( wxWindow *parent, wxString title, wxSize size);
    ~WxGUITextEditorWindow();
    void Open(const std::string& filename) { mEditor->Open(filename); }
    //    void WxGUICommandEnter(const std::string& s);


  private :
    
    WxGUITextEditor* mEditor;
  };
  

} // namespace bbtk


#endif // __bbtkWxGUITextEditor_h__

#endif //_USE_WXWIDGETS_