/////////////////////////////////////////////////////////////////////////////
// Name:        window.h
// Purpose:     wxWindow class
// Author:      AUTHOR
// Modified by:
// Created:     ??/??/98
// RCS-ID:      $Id$
// Copyright:   (c) AUTHOR
// Licence:   	wxWindows licence
/////////////////////////////////////////////////////////////////////////////

#ifndef _WX_WINDOW_H_
#define _WX_WINDOW_H_

#ifdef __GNUG__
#pragma interface "window.h"
#endif

// ---------------------------------------------------------------------------
// forward declarations
// ---------------------------------------------------------------------------

class WXDLLEXPORT wxButton;

// ---------------------------------------------------------------------------
// constants
// ---------------------------------------------------------------------------

// FIXME does anybody use those? they're unused by wxWindows...
enum
{
    wxKEY_SHIFT = 1,
    wxKEY_CTRL  = 2
};

class WXDLLEXPORT wxWindow: public wxWindowBase
{
  DECLARE_DYNAMIC_CLASS(wxWindow);

  friend class wxDC;
  friend class wxPaintDC;

public:
	typedef struct MacWindowData
	{
			SInt16								m_macWindowBackgroundTheme ;
			WindowRef							m_macWindow ;
			ControlHandle					m_macRootControl ;
			wxWindow*							m_macFocus ;
	} MacWindowData ;
	
	
    wxWindow() { Init(); }

    wxWindow(wxWindow *parent,
             wxWindowID id,
             const wxPoint& pos = wxDefaultPosition,
             const wxSize& size = wxDefaultSize,
             long style = 0,
             const wxString& name = wxPanelNameStr)
    {
        Init();
        Create(parent, id, pos, size, style, name);
    }

    virtual ~wxWindow();

    bool Create(wxWindow *parent,
                wxWindowID id,
                const wxPoint& pos = wxDefaultPosition,
                const wxSize& size = wxDefaultSize,
                long style = 0,
                const wxString& name = wxPanelNameStr);


    // implement base class pure virtuals
    virtual void SetTitle( const wxString& title);
    virtual wxString GetTitle() const;

    virtual void Raise();
    virtual void Lower();

    virtual bool Show( bool show = TRUE );
    virtual bool Enable( bool enable = TRUE );

    virtual void SetFocus();

    virtual bool Reparent( wxWindow *newParent );

    virtual void WarpPointer(int x, int y);
    virtual void CaptureMouse();
    virtual void ReleaseMouse();

    virtual void Refresh( bool eraseBackground = TRUE,
                          const wxRect *rect = (const wxRect *) NULL );
    virtual void Clear();

    virtual bool SetCursor( const wxCursor &cursor );
    virtual bool SetFont( const wxFont &font );

    virtual int GetCharHeight() const;
    virtual int GetCharWidth() const;
    virtual void GetTextExtent(const wxString& string,
                               int *x, int *y,
                               int *descent = (int *) NULL,
                               int *externalLeading = (int *) NULL,
                               const wxFont *theFont = (const wxFont *) NULL)
                               const;

    virtual bool DoPopupMenu( wxMenu *menu, int x, int y );

    virtual void SetScrollbar( int orient, int pos, int thumbVisible,
                               int range, bool refresh = TRUE );
    virtual void SetScrollPos( int orient, int pos, bool refresh = TRUE );
    virtual int GetScrollPos( int orient ) const;
    virtual int GetScrollThumb( int orient ) const;
    virtual int GetScrollRange( int orient ) const;
    virtual void ScrollWindow( int dx, int dy,
                               const wxRect* rect = (wxRect *) NULL );

#if wxUSE_DRAG_AND_DROP
    virtual void SetDropTarget( wxDropTarget *dropTarget );
#endif // wxUSE_DRAG_AND_DROP

    // Accept files for dragging
    virtual void DragAcceptFiles(bool accept);

#if WXWIN_COMPATIBILITY
    // Set/get scroll attributes
    virtual void SetScrollRange(int orient, int range, bool refresh = TRUE);
    virtual void SetScrollPage(int orient, int page, bool refresh = TRUE);
    virtual int OldGetScrollRange(int orient) const;
    virtual int GetScrollPage(int orient) const;

    // event handlers
        // Handle a control command
    virtual void OnCommand(wxWindow& win, wxCommandEvent& event);

        // Override to define new behaviour for default action (e.g. double
        // clicking on a listbox)
    virtual void OnDefaultAction(wxControl * WXUNUSED(initiatingItem)) { }
#endif // WXWIN_COMPATIBILITY

#if wxUSE_CARET && WXWIN_COMPATIBILITY
    // caret manipulation (old MSW only functions, see wxCaret class for the
    // new API)
    void CreateCaret(int w, int h);
    void CreateCaret(const wxBitmap *bitmap);
    void DestroyCaret();
    void ShowCaret(bool show);
    void SetCaretPos(int x, int y);
    void GetCaretPos(int *x, int *y) const;
#endif // wxUSE_CARET

    // Native resource loading (implemented in src/msw/nativdlg.cpp)
    // FIXME: should they really be all virtual?
    virtual bool LoadNativeDialog(wxWindow* parent, wxWindowID& id);
    virtual bool LoadNativeDialog(wxWindow* parent, const wxString& name);
    wxWindow* GetWindowChild1(wxWindowID id);
    wxWindow* GetWindowChild(wxWindowID id);

    // implementation from now on
    // --------------------------

	void MacClientToRootWindow( int *x , int *y ) const ;
	void MacRootWindowToClient( int *x , int *y ) const ;


    // simple accessors
    // ----------------

    WXHWND GetHWND() const { return m_hWnd; }
    void SetHWND(WXHWND hWnd) { m_hWnd = hWnd; }
	virtual WXWidget GetHandle() const { return (WXWidget) GetHWND(); }

    bool GetUseCtl3D() const { return m_useCtl3D; }
    bool GetTransparentBackground() const { return m_backgroundTransparent; }
    void SetTransparent(bool t = TRUE) { m_backgroundTransparent = t; }

    // event handlers
    // --------------
    void OnEraseBackground(wxEraseEvent& event);
    void OnIdle(wxIdleEvent& event);

public:
    // For implementation purposes - sometimes decorations make the client area
    // smaller
    virtual wxPoint GetClientAreaOrigin() const;

    // Makes an adjustment to the window position (for example, a frame that has
    // a toolbar that it manages itself).
    virtual void AdjustForParentClientOrigin(int& x, int& y, int sizeFlags);

    wxWindow *FindItem(long id) const;
    wxWindow *FindItemByHWND(WXHWND hWnd, bool controlOnly = FALSE) const;

    // Make a Windows extended style from the given wxWindows window style
    static WXDWORD MakeExtendedStyle(long style,
                                     bool eliminateBorders = TRUE);
    // Determine whether 3D effects are wanted
    WXDWORD Determine3DEffects(WXDWORD defaultBorderStyle, bool *want3D) const;

    // MSW only: TRUE if this control is part of the main control
    virtual bool ContainsHWND(WXHWND WXUNUSED(hWnd)) const { return FALSE; };

 #if WXWIN_COMPATIBILITY
    wxObject *GetChild(int number) const;
    virtual void MSWDeviceToLogical(float *x, float *y) const;
#endif // WXWIN_COMPATIBILITY

    // Create an appropriate wxWindow from a HWND
    virtual wxWindow* CreateWindowFromHWND(wxWindow* parent, WXHWND hWnd);

    // Make sure the window style reflects the HWND style (roughly)
    virtual void AdoptAttributesFromHWND();

    // Setup background and foreground colours correctly
    virtual void SetupColours();


#if WXWIN_COMPATIBILITY
    void SetShowing(bool show) { (void)Show(show); }
    bool IsUserEnabled() const { return IsEnabled(); }
#endif // WXWIN_COMPATIBILITY

    // Responds to colour changes: passes event on to children.
    void OnSysColourChanged(wxSysColourChangedEvent& event);

protected:
    // the window handle
    WXHWND                m_hWnd;

    // the old window proc (we subclass all windows)
    WXFARPROC             m_oldWndProc;

    // additional (MSW specific) flags
    bool                  m_useCtl3D:1; // Using CTL3D for this control
    bool                  m_backgroundTransparent:1;
    bool                  m_mouseInWindow:1;
    bool                  m_doubleClickAllowed:1;
    bool                  m_winCaptured:1;

    // the size of one page for scrolling
    int                   m_xThumbSize;
    int                   m_yThumbSize;

    WXHMENU               m_hMenu; // Menu, if any

    // the return value of WM_GETDLGCODE handler
    long m_lDlgCode;

    // implement the base class pure virtuals
    virtual void DoClientToScreen( int *x, int *y ) const;
    virtual void DoScreenToClient( int *x, int *y ) const;
    virtual void DoGetPosition( int *x, int *y ) const;
    virtual void DoGetSize( int *width, int *height ) const;
    virtual void DoGetClientSize( int *width, int *height ) const;
    virtual void DoSetSize(int x, int y,
                           int width, int height,
                           int sizeFlags = wxSIZE_AUTO);
    virtual void DoSetClientSize(int width, int height);

    // get the size which best suits the window: e.g., for a static text it
    // will be the width and height of the text
    virtual wxSize DoGetBestSize();

    // move the window to the specified location and resize it: this is called
    // from both DoSetSize() and DoSetClientSize() and would usually just call
    // ::MoveWindow() except for composite controls which will want to arrange
    // themselves inside the given rectangle
    virtual void DoMoveWindow(int x, int y, int width, int height);

#if wxUSE_TOOLTIPS
    virtual void DoSetToolTip( wxToolTip *tip );
#endif // wxUSE_TOOLTIPS

private:
    // common part of all ctors
    void Init();

    DECLARE_NO_COPY_CLASS(wxWindow);
    DECLARE_EVENT_TABLE()
};

// associate mac windows with wx counterparts

wxWindow* wxFindWinFromMacWindow( WindowRef inWindow ) ;
void wxAssociateWinWithMacWindow(WindowRef inWindow, wxWindow *win) ;
void wxRemoveMacWindowAssociation(wxWindow *win) ;

class wxMacFocusHelper
{
public :
	wxMacFocusHelper( wxWindow * theWindow ) ;
	~wxMacFocusHelper() ;
	bool Ok() { return m_ok ; }

private :
	GrafPtr 	m_formerPort ;
	GrafPtr		m_currentPort ;
	bool			m_ok ;
} ;

class wxMacDrawingHelper
{
public :
	wxMacDrawingHelper( wxWindow * theWindow ) ;
	~wxMacDrawingHelper() ;
	bool Ok() { return m_ok ; }

private :
	GrafPtr 	m_formerPort ;
	GrafPtr		m_currentPort ;
	PenState 	m_savedPenState ;
	bool			m_ok ;
} ;

class wxMacFocusClientHelper
{
public :
	wxMacFocusClientHelper( wxWindow * theWindow ) ;
	~wxMacFocusClientHelper() ;
	bool Ok() { return m_ok ; }

private :
	GrafPtr 	m_formerPort ;
	GrafPtr		m_currentPort ;
	bool			m_ok ;
} ;

class wxMacDrawingClientHelper
{
public :
	wxMacDrawingClientHelper( wxWindow * theWindow ) ;
	~wxMacDrawingClientHelper() ;
	bool Ok() { return m_ok ; }

private :
	GrafPtr 	m_formerPort ;
	GrafPtr		m_currentPort ;
	PenState 	m_savedPenState ;
	bool			m_ok ;
} ;

#endif
    // _WX_WINDOW_H_