src/mac/carbon/control.cpp

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

#ifdef __GNUG__
#pragma implementation "control.h"
#endif

#include "wx/defs.h"

#include "wx/control.h"
#include "wx/panel.h"
#include "wx/app.h"
#include "wx/dc.h"
#include "wx/dcclient.h"
#include "wx/notebook.h"
#include "wx/tabctrl.h"
#include "wx/radiobox.h"
#include "wx/spinbutt.h"
#include "wx/scrolbar.h"
#include "wx/button.h"
#include "wx/dialog.h"
#include "wx/statbox.h"
#include "wx/sizer.h"
#include "wx/stattext.h"

#if !USE_SHARED_LIBRARY
IMPLEMENT_ABSTRACT_CLASS(wxControl, wxWindow)

BEGIN_EVENT_TABLE(wxControl, wxWindow)
    EVT_MOUSE_EVENTS( wxControl::OnMouseEvent )
//    EVT_CHAR( wxControl::OnKeyDown )
    EVT_PAINT( wxControl::OnPaint )
END_EVENT_TABLE()
#endif

#include "wx/mac/uma.h"

// Item members

ControlActionUPP wxMacLiveScrollbarActionUPP = NULL ;

pascal void wxMacLiveScrollbarActionProc( ControlHandle control , ControlPartCode partCode ) ;
pascal void wxMacLiveScrollbarActionProc( ControlHandle control , ControlPartCode partCode )
{
    if ( partCode != 0)
    {
        wxControl*  wx = (wxControl*) GetControlReference( control ) ;
        if ( wx )
        {
            wx->MacHandleControlClick( control , partCode ) ;
        }
    }
}

ControlColorUPP wxMacSetupControlBackgroundUPP = NULL ;

pascal OSStatus wxMacSetupControlBackground( ControlRef iControl , SInt16 iMessage , SInt16 iDepth , Boolean iIsColor )
{
	OSStatus status = noErr ;
	switch( iMessage )
	{
		case kControlMsgSetUpBackground :
        	wxControl*  wx = (wxControl*) GetControlReference( iControl ) ;
        	if ( wx != NULL && wx->IsKindOf( CLASSINFO( wxControl ) ) )
        	{
        		wxDC::MacSetupBackgroundForCurrentPort( wx->MacGetBackgroundBrush() ) ;
//				SetThemeBackground( iDepth , iIsColor ) ;
			}
			else
			{
				status = paramErr ;
			}
			break ;
		default :
			status = paramErr ;
			break ;
	}
	return status ;
}

wxControl::wxControl()
{
    m_macControl = NULL ;
    m_macHorizontalBorder = 0 ; // additional pixels around the real control
    m_macVerticalBorder = 0 ;
    m_backgroundColour = *wxWHITE;
    m_foregroundColour = *wxBLACK;
#if WXWIN_COMPATIBILITY
  m_callback = 0;
#endif // WXWIN_COMPATIBILITY

    if ( wxMacLiveScrollbarActionUPP == NULL )
    {
#if defined(UNIVERSAL_INTERFACES_VERSION) && (UNIVERSAL_INTERFACES_VERSION >= 0x0340)
        wxMacLiveScrollbarActionUPP = NewControlActionUPP( wxMacLiveScrollbarActionProc );
#else
        wxMacLiveScrollbarActionUPP = NewControlActionProc( wxMacLiveScrollbarActionProc ) ;
#endif
    }
}

bool wxControl::Create(wxWindow *parent, wxWindowID id,
                       const wxPoint& pos,
                       const wxSize& size, long style,
                       const wxValidator& validator,
                       const wxString& name)
{
    m_macControl = NULL ;
    m_macHorizontalBorder = 0 ; // additional pixels around the real control
    m_macVerticalBorder = 0 ;
    bool rval = wxWindow::Create(parent, id, pos, size, style, name);
    if (rval) {
#if wxUSE_VALIDATORS
        SetValidator(validator);
#endif
    }
    return rval;
}

wxControl::~wxControl()
{
    m_isBeingDeleted = TRUE;
    // If we delete an item, we should initialize the parent panel,
    // because it could now be invalid.
    wxWindow *parent = GetParent() ;
    if ( parent )
    {
        if (parent->GetDefaultItem() == (wxButton*) this)
            parent->SetDefaultItem(NULL);
    }
    if ( (ControlHandle) m_macControl )
    {
        ::DisposeControl( (ControlHandle) m_macControl ) ;
        m_macControl = NULL ;
    }
}

void wxControl::SetLabel(const wxString& title)
{
    m_label = title ;

    if ( (ControlHandle) m_macControl )
    {
        Str255 maclabel ;
        wxString label ;

        if( wxApp::s_macDefaultEncodingIsPC )
            label = wxMacMakeMacStringFromPC( title ) ;
        else
            label = title ;

#if TARGET_CARBON
        c2pstrcpy( (StringPtr) maclabel , label ) ;
#else
        strcpy( (char *) maclabel , label ) ;
        c2pstr( (char *) maclabel ) ;
#endif
        ::SetControlTitle( (ControlHandle) m_macControl , maclabel ) ;
    }
    Refresh() ;
}

wxSize wxControl::DoGetBestSize() const
{
    Rect    bestsize = { 0 , 0 , 0 , 0 } ;
    short   baselineoffset ;
    int bestWidth, bestHeight ;
    ::GetBestControlRect( (ControlHandle) m_macControl , &bestsize , &baselineoffset ) ;

    if ( EmptyRect( &bestsize ) )
    {
        baselineoffset = 0;
        bestsize.left = bestsize.top = 0 ;
        bestsize.right = 16 ;
        bestsize.bottom = 16 ;
        if ( IsKindOf( CLASSINFO( wxScrollBar ) ) )
        {
            bestsize.bottom = 16 ;
        }
        else if ( IsKindOf( CLASSINFO( wxSpinButton ) ) )
        {
            bestsize.bottom = 24 ;
        }
    }

    if ( IsKindOf( CLASSINFO( wxButton ) ) )
    {
        bestWidth = m_label.Length() * 8 + 12 ;
        if ( bestWidth < 70 )
          bestWidth = 70 ;
    }
    else if ( IsKindOf( CLASSINFO( wxStaticText ) ) )
    {
        bestWidth = m_label.Length() * 8 ;
    }
    else
        bestWidth = bestsize.right - bestsize.left ;

    bestWidth += 2 * m_macHorizontalBorder ;

    bestHeight = bestsize.bottom - bestsize.top ;
    if ( bestHeight < 10 )
        bestHeight = 13 ;

    bestHeight += 2 * m_macVerticalBorder;


    return wxSize(bestWidth, bestHeight);
}

bool wxControl::ProcessCommand (wxCommandEvent & event)
{
  // Tries:
  // 1) A callback function (to become obsolete)
  // 2) OnCommand, starting at this window and working up parent hierarchy
  // 3) OnCommand then calls ProcessEvent to search the event tables.
#if WXWIN_COMPATIBILITY
    if ( m_callback )
    {
        (void)(*m_callback)(this, event);

        return TRUE;
    }
    else
#endif // WXWIN_COMPATIBILITY
    {
      return GetEventHandler()->ProcessEvent(event);
    }
}

// ------------------------
wxList *wxWinMacControlList = NULL;
wxControl *wxFindControlFromMacControl(ControlHandle inControl )
{
    wxNode *node = wxWinMacControlList->Find((long)inControl);
    if (!node)
        return NULL;
    return (wxControl *)node->Data();
}

void wxAssociateControlWithMacControl(ControlHandle inControl, wxControl *control)
{
    // adding NULL WindowRef is (first) surely a result of an error and
    // (secondly) breaks menu command processing
    wxCHECK_RET( inControl != (ControlHandle) NULL, "attempt to add a NULL WindowRef to window list" );

    if ( !wxWinMacControlList->Find((long)inControl) )
        wxWinMacControlList->Append((long)inControl, control);
}

void wxRemoveMacControlAssociation(wxControl *control)
{
    wxWinMacControlList->DeleteObject(control);
}

void wxControl::MacPreControlCreate( wxWindow *parent, wxWindowID id, wxString label ,
             const wxPoint& pos,
             const wxSize& size, long style,
             const wxValidator& validator,
             const wxString& name , WXRECTPTR outBounds , unsigned char* maclabel )
{
    m_label = label ;
  SetName(name);
  if ( &validator )
    SetValidator(validator);

  m_windowStyle = style;
  parent->AddChild(this);

  m_backgroundColour = parent->GetBackgroundColour() ;
  m_foregroundColour = parent->GetForegroundColour() ;

  if (id == -1)
      m_windowId = NewControlId();
  else
      m_windowId = id;

   // These sizes will be adjusted in MacPostControlCreate

    m_width = size.x ;
    m_height = size.y ;
    m_x = pos.x ;
    m_y = pos.y ;

    ((Rect*)outBounds)->top = -10;
    ((Rect*)outBounds)->left = -10;
    ((Rect*)outBounds)->bottom = 0;
    ((Rect*)outBounds)->right = 0;

    char c_text[255];
    strcpy( c_text , label ) ;
    if( wxApp::s_macDefaultEncodingIsPC )
    {
        wxMacConvertFromPCForControls( c_text ) ;
    }

#if TARGET_CARBON
    c2pstrcpy( (StringPtr) maclabel , c_text ) ;
#else
    strcpy( (char *) maclabel , c_text ) ;
    c2pstr( (char *) maclabel ) ;
#endif
}

void wxControl::MacPostControlCreate()
{
    wxASSERT_MSG( (ControlHandle) m_macControl != NULL , "No valid mac control" ) ;

    if ( IsKindOf( CLASSINFO( wxScrollBar ) ) )
    {
        // no font
    }
    else if ( !UMAHasAquaLayout() && (IsKindOf( CLASSINFO( wxStaticBox ) ) || IsKindOf( CLASSINFO( wxRadioBox ) ) || IsKindOf( CLASSINFO( wxButton ) ) ) )
    {
        ControlFontStyleRec     controlstyle ;
        controlstyle.flags = kControlUseFontMask ;
        controlstyle.font = kControlFontSmallBoldSystemFont ;

        ::SetControlFontStyle( (ControlHandle) m_macControl , &controlstyle ) ;
    }
    else
    {
        ControlFontStyleRec     controlstyle ;
        controlstyle.flags = kControlUseFontMask ;
        controlstyle.font = kControlFontSmallSystemFont ;

        ::SetControlFontStyle( (ControlHandle) m_macControl , &controlstyle ) ;
    }
    ControlHandle container = (ControlHandle) GetParent()->MacGetContainerForEmbedding() ;
    wxASSERT_MSG( container != NULL , wxT("No valid mac container control") ) ;
    ::EmbedControl( (ControlHandle) m_macControl , container ) ;
    m_macControlIsShown  = true ;

    wxAssociateControlWithMacControl( (ControlHandle) m_macControl , this ) ;

	if ( wxMacSetupControlBackgroundUPP == NULL )
	{
		wxMacSetupControlBackgroundUPP = NewControlColorUPP( wxMacSetupControlBackground ) ;
	}
	SetControlColorProc( (ControlHandle) m_macControl , wxMacSetupControlBackgroundUPP ) ;

     // Adjust the controls size and position
     wxPoint pos(m_x, m_y);
     wxSize best_size( DoGetBestSize() );
     wxSize new_size( m_width, m_height );

     m_x = m_y = m_width = m_height = -1;  // Forces SetSize to move/size the control

     if (new_size.x == -1) {
        new_size.x = best_size.x;
     }
     if (new_size.y == -1) {
         new_size.y = best_size.y;
     }

     SetSize(pos.x, pos.y, new_size.x, new_size.y);

     UMAShowControl( (ControlHandle) m_macControl ) ;
     Refresh() ;
}

void wxControl::MacAdjustControlRect()
{
    wxASSERT_MSG( (ControlHandle) m_macControl != NULL , wxT("No valid mac control") ) ;
    if ( m_width == -1 || m_height == -1 )
    {
        Rect    bestsize = { 0 , 0 , 0 , 0 } ;
        short   baselineoffset ;

        ::GetBestControlRect( (ControlHandle) m_macControl , &bestsize , &baselineoffset ) ;

        if ( EmptyRect( &bestsize ) )
        {
            baselineoffset = 0;
            bestsize.left = bestsize.top = 0 ;
            bestsize.right = 16 ;
            bestsize.bottom = 16 ;
            if ( IsKindOf( CLASSINFO( wxScrollBar ) ) )
            {
                bestsize.bottom = 16 ;
            }
            else if ( IsKindOf( CLASSINFO( wxSpinButton ) ) )
            {
                bestsize.bottom = 24 ;
            }
        }

        if ( m_width == -1 )
        {
            if ( IsKindOf( CLASSINFO( wxButton ) ) )
            {
                m_width = m_label.Length() * 8 + 12 ;
                if ( m_width < 70 )
                  m_width = 70 ;
            }
            else if ( IsKindOf( CLASSINFO( wxStaticText ) ) )
            {
                m_width = m_label.Length() * 8 ;
            }
            else
                m_width = bestsize.right - bestsize.left ;

            m_width += 2 * m_macHorizontalBorder ;
        }
        if ( m_height == -1 )
        {
            m_height = bestsize.bottom - bestsize.top ;
            if ( m_height < 10 )
                m_height = 13 ;

            m_height += 2 * m_macVerticalBorder;
        }

        UMASizeControl( (ControlHandle) m_macControl , m_width - 2 * m_macHorizontalBorder, m_height -  2 * m_macVerticalBorder ) ;
    }
}

WXWidget wxControl::MacGetContainerForEmbedding()
{
    if ( m_macControl )
        return m_macControl ;

    return wxWindow::MacGetContainerForEmbedding() ;
}

void wxControl::MacSuperChangedPosition()
{
    if ( (ControlHandle) m_macControl )
    {
        Rect contrlRect ;
        GetControlBounds( (ControlHandle) m_macControl , &contrlRect ) ;
        int former_mac_x = contrlRect.left ;
        int former_mac_y = contrlRect.top ;
        int mac_x = m_x ;
        int mac_y = m_y ;
        GetParent()->MacWindowToRootWindow( & mac_x , & mac_y ) ;

        WindowRef rootwindow = (WindowRef) MacGetRootWindow() ;

        if ( mac_x + m_macHorizontalBorder != former_mac_x ||
            mac_y + m_macVerticalBorder != former_mac_y )
        {
            {
                Rect inval = { former_mac_y , former_mac_x , former_mac_y + m_height , former_mac_x + m_width } ;
                InvalWindowRect( rootwindow , &inval ) ;
            }
            UMAMoveControl( (ControlHandle) m_macControl , mac_x + m_macHorizontalBorder , mac_y + m_macVerticalBorder ) ;
            {
                Rect inval = { mac_y , mac_x , mac_y + m_height , mac_x + m_width } ;
                InvalWindowRect( rootwindow , &inval ) ;
            }
        }
    }

    wxWindow::MacSuperChangedPosition() ;
}

void wxControl::MacSuperEnabled( bool enabled )
{
    Refresh(FALSE) ;
    wxWindow::MacSuperEnabled( enabled ) ;
}

void  wxControl::MacSuperShown( bool show )
{
    if ( (ControlHandle) m_macControl )
    {
        if ( !show )
        {
            if ( m_macControlIsShown )
            {
                ::UMAHideControl( (ControlHandle) m_macControl ) ;
                m_macControlIsShown = false ;
            }
        }
        else
        {
            if ( MacIsReallyShown() && !m_macControlIsShown )
            {
                ::UMAShowControl( (ControlHandle) m_macControl ) ;
                m_macControlIsShown = true ;
            }
        }
    }

    wxWindow::MacSuperShown( show ) ;
}

void  wxControl::DoSetSize(int x, int y,
            int width, int height,
            int sizeFlags )
{
    if ( (ControlHandle) m_macControl == NULL )
    {
        wxWindow::DoSetSize( x , y ,width , height ,sizeFlags ) ;
        return ;
    }

     Rect oldbounds;
     int new_x, new_y, new_width, new_height;
     int mac_x, mac_y;

     new_x = m_x;
     new_y = m_y;
     new_width  = m_width;
     new_height = m_height;

     if (sizeFlags & wxSIZE_ALLOW_MINUS_ONE)
     {
         new_x      = x;
         new_y      = y;
         new_width  = width;
         new_height = height;
     }
     else
     {
         if (x != -1)      new_x      = x;
         if (y != -1)      new_y      = y;
         if (width != -1)  new_width  = width;
         if (height != -1) new_height = height;
     }

     if(sizeFlags & wxSIZE_AUTO)
     {
         wxSize size = GetBestSize();
         if (sizeFlags & wxSIZE_AUTO_WIDTH)
         {
             if (width == -1)   new_width = size.x;
         }
         if (sizeFlags & wxSIZE_AUTO_HEIGHT)
         {
             if (height == -1)   new_height = size.y;
         }
     }
     AdjustForParentClientOrigin(new_x, new_y, sizeFlags);

     mac_x = new_x;
     mac_y = new_y;
     if(GetParent()) {
         GetParent()->MacWindowToRootWindow(&mac_x, &mac_y);
     }
     GetControlBounds( (ControlHandle) m_macControl, &oldbounds);
     oldbounds.right = oldbounds.left + m_width;
     oldbounds.bottom = oldbounds.top + m_height;

     bool doMove = false;
     bool doResize = false;

     if ( mac_x != (oldbounds.left - m_macHorizontalBorder) ||
          mac_y != (oldbounds.top - m_macVerticalBorder) )
     {
         doMove = true ;
     }
     if ( new_width != oldbounds.right - oldbounds.left - 2 * m_macHorizontalBorder ||
          new_height != oldbounds.bottom - oldbounds.top - 2 * m_macVerticalBorder)
     {
         doResize = true ;
     }

     if ( doMove || doResize )
     {
         Refresh() ;

         // Ensure resize is within constraints
         if ((m_minWidth != -1) && (new_width < m_minWidth)) {
             new_width = m_minWidth;
         }
         if ((m_minHeight != -1) && (new_height < m_minHeight)) {
             new_height = m_minHeight;
         }
         if ((m_maxWidth != -1) && (new_width > m_maxWidth)) {
             new_width = m_maxWidth;
         }
         if ((m_maxHeight != -1) && (new_height > m_maxHeight)) {
             new_height = m_maxHeight;
         }

         if ( doMove )
         {
             m_x = new_x;
             m_y = new_y;

             UMAMoveControl( (ControlHandle) m_macControl,
                            mac_x + m_macHorizontalBorder, mac_y + m_macVerticalBorder);

             wxMoveEvent event(wxPoint(m_x, m_y), m_windowId);
             event.SetEventObject(this);
             GetEventHandler()->ProcessEvent(event) ;
         }
         if ( doResize )
         {
             m_width = new_width;
             m_height = new_height;

             UMASizeControl( (ControlHandle) m_macControl,
                             m_width - 2 * m_macHorizontalBorder,
                             m_height -  2 * m_macVerticalBorder ) ;


             wxSizeEvent event(wxSize(m_width, m_height), m_windowId);
             event.SetEventObject(this);
             GetEventHandler()->ProcessEvent(event);
         }

          Refresh() ;
     }
}

bool  wxControl::Show(bool show)
{
    if ( !wxWindow::Show( show ) )
        return FALSE ;

    if ( (ControlHandle) m_macControl )
    {
        if ( !show )
        {
            if ( m_macControlIsShown )
            {
                ::UMAHideControl( (ControlHandle) m_macControl ) ;
                m_macControlIsShown = false ;
            }
        }
        else
        {
            if ( MacIsReallyShown() && !m_macControlIsShown )
            {
                ::UMAShowControl( (ControlHandle) m_macControl ) ;
                m_macControlIsShown = true ;
            }
        }
    }
    return TRUE ;
}

bool  wxControl::Enable(bool enable)
{
    if ( !wxWindow::Enable(enable) )
        return FALSE;

    if ( (ControlHandle) m_macControl )
    {
        if ( enable )
            UMAActivateControl( (ControlHandle) m_macControl ) ;
        else
            UMADeactivateControl( (ControlHandle) m_macControl ) ;
    }
    return TRUE ;
}

void wxControl::Refresh(bool eraseBack, const wxRect *rect)
{
    wxWindow::Refresh( eraseBack , rect ) ;
}

void wxControl::MacRedrawControl()
{
    if ( (ControlHandle) m_macControl && MacGetRootWindow() )
    {
        wxClientDC dc(this) ;
        wxMacPortSetter helper(&dc) ;

        // the controls sometimes draw outside their boundaries, this
        // should be resolved differently but is not trivial (e.g. drop shadows)
        // since adding them to the border would yield in enormous gaps between
        // the controls
        Rect r = { 0 , 0 , 32000 , 32000 } ;
        ClipRect( &r ) ;
        wxDC::MacSetupBackgroundForCurrentPort( MacGetBackgroundBrush() ) ;
        UMADrawControl( (ControlHandle) m_macControl ) ;
    }
}

void wxControl::OnPaint(wxPaintEvent& event)
{
    if ( (ControlHandle) m_macControl )
    {
        wxPaintDC dc(this) ;
        wxMacPortSetter helper(&dc) ;
        // the controls sometimes draw outside their boundaries, this
        // should be resolved differently but is not trivial (e.g. drop shadows)
        // since adding them to the border would yield in enormous gaps between
        // the controls
        Rect r = { 0 , 0 , 32000 , 32000 } ;
        ClipRect( &r ) ;

        wxDC::MacSetupBackgroundForCurrentPort( MacGetBackgroundBrush() ) ;
        UMADrawControl( (ControlHandle) m_macControl ) ;
    }
    else
    {
      event.Skip() ;
    }
}
void wxControl::OnEraseBackground(wxEraseEvent& event)
{
    wxWindow::OnEraseBackground( event ) ;
}


void  wxControl::OnKeyDown( wxKeyEvent &event )
{
    if ( (ControlHandle) m_macControl == NULL )
        return ;

    EventRecord *ev = (EventRecord*) wxTheApp->MacGetCurrentEvent() ;
    short keycode ;
    short keychar ;
    keychar = short(ev->message & charCodeMask);
    keycode = short(ev->message & keyCodeMask) >> 8 ;

    ::HandleControlKey( (ControlHandle) m_macControl , keycode , keychar , ev->modifiers ) ;
}

void  wxControl::OnMouseEvent( wxMouseEvent &event )
{
    if ( (ControlHandle) m_macControl == NULL )
    {
        event.Skip() ;
        return ;
    }

    if (event.GetEventType() == wxEVT_LEFT_DOWN || event.GetEventType() == wxEVT_LEFT_DCLICK )
    {

        int x = event.m_x ;
        int y = event.m_y ;

        MacClientToRootWindow( &x , &y ) ;

        ControlHandle   control ;
        Point       localwhere ;
        SInt16      controlpart ;
        WindowRef   window = (WindowRef) MacGetRootWindow() ;

        localwhere.h = x ;
        localwhere.v = y ;

        short modifiers = 0;

        if ( !event.m_leftDown && !event.m_rightDown )
            modifiers  |= btnState ;

        if ( event.m_shiftDown )
            modifiers |= shiftKey ;

        if ( event.m_controlDown )
            modifiers |= controlKey ;

        if ( event.m_altDown )
            modifiers |= optionKey ;

        if ( event.m_metaDown )
            modifiers |= cmdKey ;
/*
#if TARGET_CARBON
        control = FindControlUnderMouse( localwhere , window , &controlpart ) ;
#else
        controlpart = FindControl( localwhere , window , &control ) ;
#endif
*/
        {
        /*
            if ( AcceptsFocus() && FindFocus() != this )
            {
                SetFocus() ;
            }
        */
            control = (ControlHandle) m_macControl ;
            if ( control && ::IsControlActive( control ) )
            {
                {
                    controlpart = ::HandleControlClick( control , localwhere , modifiers , (ControlActionUPP) -1 ) ;
                    wxTheApp->s_lastMouseDown = 0 ;
                    if ( control && controlpart != kControlNoPart &&
                        ! IsKindOf( CLASSINFO( wxScrollBar ) )
                    ) // otherwise we will get the event twice for scrollbar
                    {
                        MacHandleControlClick( control , controlpart ) ;
                    }
                }
            }
        }
    }
}

bool wxControl::MacCanFocus() const
{
        { if ( (ControlHandle) m_macControl == NULL )
                return true ;
            else
            return false ;
        }
}

void wxControl::MacHandleControlClick( WXWidget control , wxInt16 controlpart )
{
    wxASSERT_MSG( (ControlHandle) m_macControl != NULL , "No valid mac control" ) ;
}
Commit	Line	Data
	1	/////////////////////////////////////////////////////////////////////////////
	2	// Name: control.cpp
	3	// Purpose: wxControl class
	4	// Author: AUTHOR
	5	// Modified by:
	6	// Created: ??/??/98
	7	// RCS-ID: $Id$
	8	// Copyright: (c) AUTHOR
	9	// Licence: wxWindows licence
	10	/////////////////////////////////////////////////////////////////////////////
	11
	12	#ifdef __GNUG__
	13	#pragma implementation "control.h"
	14	#endif
	15
	16	#include "wx/defs.h"
	17
	18	#include "wx/control.h"
	19	#include "wx/panel.h"
	20	#include "wx/app.h"
	21	#include "wx/dc.h"
	22	#include "wx/dcclient.h"
	23	#include "wx/notebook.h"
	24	#include "wx/tabctrl.h"
	25	#include "wx/radiobox.h"
	26	#include "wx/spinbutt.h"
	27	#include "wx/scrolbar.h"
	28	#include "wx/button.h"
	29	#include "wx/dialog.h"
	30	#include "wx/statbox.h"
	31	#include "wx/sizer.h"
	32	#include "wx/stattext.h"
	33
	34	#if !USE_SHARED_LIBRARY
	35	IMPLEMENT_ABSTRACT_CLASS(wxControl, wxWindow)
	36
	37	BEGIN_EVENT_TABLE(wxControl, wxWindow)
	38	EVT_MOUSE_EVENTS( wxControl::OnMouseEvent )
	39	// EVT_CHAR( wxControl::OnKeyDown )
	40	EVT_PAINT( wxControl::OnPaint )
	41	END_EVENT_TABLE()
	42	#endif
	43
	44	#include "wx/mac/uma.h"
	45
	46	// Item members
	47
	48	ControlActionUPP wxMacLiveScrollbarActionUPP = NULL ;
	49
	50	pascal void wxMacLiveScrollbarActionProc( ControlHandle control , ControlPartCode partCode ) ;
	51	pascal void wxMacLiveScrollbarActionProc( ControlHandle control , ControlPartCode partCode )
	52	{
	53	if ( partCode != 0)
	54	{
	55	wxControl* wx = (wxControl*) GetControlReference( control ) ;
	56	if ( wx )
	57	{
	58	wx->MacHandleControlClick( control , partCode ) ;
	59	}
	60	}
	61	}
	62
	63	ControlColorUPP wxMacSetupControlBackgroundUPP = NULL ;
	64
	65	pascal OSStatus wxMacSetupControlBackground( ControlRef iControl , SInt16 iMessage , SInt16 iDepth , Boolean iIsColor )
	66	{
	67	OSStatus status = noErr ;
	68	switch( iMessage )
	69	{
	70	case kControlMsgSetUpBackground :
	71	wxControl* wx = (wxControl*) GetControlReference( iControl ) ;
	72	if ( wx != NULL && wx->IsKindOf( CLASSINFO( wxControl ) ) )
	73	{
	74	wxDC::MacSetupBackgroundForCurrentPort( wx->MacGetBackgroundBrush() ) ;
	75	// SetThemeBackground( iDepth , iIsColor ) ;
	76	}
	77	else
	78	{
	79	status = paramErr ;
	80	}
	81	break ;
	82	default :
	83	status = paramErr ;
	84	break ;
	85	}
	86	return status ;
	87	}
	88
	89	wxControl::wxControl()
	90	{
	91	m_macControl = NULL ;
	92	m_macHorizontalBorder = 0 ; // additional pixels around the real control
	93	m_macVerticalBorder = 0 ;
	94	m_backgroundColour = *wxWHITE;
	95	m_foregroundColour = *wxBLACK;
	96	#if WXWIN_COMPATIBILITY
	97	m_callback = 0;
	98	#endif // WXWIN_COMPATIBILITY
	99
	100	if ( wxMacLiveScrollbarActionUPP == NULL )
	101	{
	102	#if defined(UNIVERSAL_INTERFACES_VERSION) && (UNIVERSAL_INTERFACES_VERSION >= 0x0340)
	103	wxMacLiveScrollbarActionUPP = NewControlActionUPP( wxMacLiveScrollbarActionProc );
	104	#else
	105	wxMacLiveScrollbarActionUPP = NewControlActionProc( wxMacLiveScrollbarActionProc ) ;
	106	#endif
	107	}
	108	}
	109
	110	bool wxControl::Create(wxWindow *parent, wxWindowID id,
	111	const wxPoint& pos,
	112	const wxSize& size, long style,
	113	const wxValidator& validator,
	114	const wxString& name)
	115	{
	116	m_macControl = NULL ;
	117	m_macHorizontalBorder = 0 ; // additional pixels around the real control
	118	m_macVerticalBorder = 0 ;
	119	bool rval = wxWindow::Create(parent, id, pos, size, style, name);
	120	if (rval) {
	121	#if wxUSE_VALIDATORS
	122	SetValidator(validator);
	123	#endif
	124	}
	125	return rval;
	126	}
	127
	128	wxControl::~wxControl()
	129	{
	130	m_isBeingDeleted = TRUE;
	131	// If we delete an item, we should initialize the parent panel,
	132	// because it could now be invalid.
	133	wxWindow *parent = GetParent() ;
	134	if ( parent )
	135	{
	136	if (parent->GetDefaultItem() == (wxButton*) this)
	137	parent->SetDefaultItem(NULL);
	138	}
	139	if ( (ControlHandle) m_macControl )
	140	{
	141	::DisposeControl( (ControlHandle) m_macControl ) ;
	142	m_macControl = NULL ;
	143	}
	144	}
	145
	146	void wxControl::SetLabel(const wxString& title)
	147	{
	148	m_label = title ;
	149
	150	if ( (ControlHandle) m_macControl )
	151	{
	152	Str255 maclabel ;
	153	wxString label ;
	154
	155	if( wxApp::s_macDefaultEncodingIsPC )
	156	label = wxMacMakeMacStringFromPC( title ) ;
	157	else
	158	label = title ;
	159
	160	#if TARGET_CARBON
	161	c2pstrcpy( (StringPtr) maclabel , label ) ;
	162	#else
	163	strcpy( (char *) maclabel , label ) ;
	164	c2pstr( (char *) maclabel ) ;
	165	#endif
	166	::SetControlTitle( (ControlHandle) m_macControl , maclabel ) ;
	167	}
	168	Refresh() ;
	169	}
	170
	171	wxSize wxControl::DoGetBestSize() const
	172	{
	173	Rect bestsize = { 0 , 0 , 0 , 0 } ;
	174	short baselineoffset ;
	175	int bestWidth, bestHeight ;
	176	::GetBestControlRect( (ControlHandle) m_macControl , &bestsize , &baselineoffset ) ;
	177
	178	if ( EmptyRect( &bestsize ) )
	179	{
	180	baselineoffset = 0;
	181	bestsize.left = bestsize.top = 0 ;
	182	bestsize.right = 16 ;
	183	bestsize.bottom = 16 ;
	184	if ( IsKindOf( CLASSINFO( wxScrollBar ) ) )
	185	{
	186	bestsize.bottom = 16 ;
	187	}
	188	else if ( IsKindOf( CLASSINFO( wxSpinButton ) ) )
	189	{
	190	bestsize.bottom = 24 ;
	191	}
	192	}
	193
	194	if ( IsKindOf( CLASSINFO( wxButton ) ) )
	195	{
	196	bestWidth = m_label.Length() * 8 + 12 ;
	197	if ( bestWidth < 70 )
	198	bestWidth = 70 ;
	199	}
	200	else if ( IsKindOf( CLASSINFO( wxStaticText ) ) )
	201	{
	202	bestWidth = m_label.Length() * 8 ;
	203	}
	204	else
	205	bestWidth = bestsize.right - bestsize.left ;
	206
	207	bestWidth += 2 * m_macHorizontalBorder ;
	208
	209	bestHeight = bestsize.bottom - bestsize.top ;
	210	if ( bestHeight < 10 )
	211	bestHeight = 13 ;
	212
	213	bestHeight += 2 * m_macVerticalBorder;
	214
	215
	216	return wxSize(bestWidth, bestHeight);
	217	}
	218
	219	bool wxControl::ProcessCommand (wxCommandEvent & event)
	220	{
	221	// Tries:
	222	// 1) A callback function (to become obsolete)
	223	// 2) OnCommand, starting at this window and working up parent hierarchy
	224	// 3) OnCommand then calls ProcessEvent to search the event tables.
	225	#if WXWIN_COMPATIBILITY
	226	if ( m_callback )
	227	{
	228	(void)(*m_callback)(this, event);
	229
	230	return TRUE;
	231	}
	232	else
	233	#endif // WXWIN_COMPATIBILITY
	234	{
	235	return GetEventHandler()->ProcessEvent(event);
	236	}
	237	}
	238
	239	// ------------------------
	240	wxList *wxWinMacControlList = NULL;
	241	wxControl *wxFindControlFromMacControl(ControlHandle inControl )
	242	{
	243	wxNode *node = wxWinMacControlList->Find((long)inControl);
	244	if (!node)
	245	return NULL;
	246	return (wxControl *)node->Data();
	247	}
	248
	249	void wxAssociateControlWithMacControl(ControlHandle inControl, wxControl *control)
	250	{
	251	// adding NULL WindowRef is (first) surely a result of an error and
	252	// (secondly) breaks menu command processing
	253	wxCHECK_RET( inControl != (ControlHandle) NULL, "attempt to add a NULL WindowRef to window list" );
	254
	255	if ( !wxWinMacControlList->Find((long)inControl) )
	256	wxWinMacControlList->Append((long)inControl, control);
	257	}
	258
	259	void wxRemoveMacControlAssociation(wxControl *control)
	260	{
	261	wxWinMacControlList->DeleteObject(control);
	262	}
	263
	264	void wxControl::MacPreControlCreate( wxWindow *parent, wxWindowID id, wxString label ,
	265	const wxPoint& pos,
	266	const wxSize& size, long style,
	267	const wxValidator& validator,
	268	const wxString& name , WXRECTPTR outBounds , unsigned char* maclabel )
	269	{
	270	m_label = label ;
	271	SetName(name);
	272	if ( &validator )
	273	SetValidator(validator);
	274
	275	m_windowStyle = style;
	276	parent->AddChild(this);
	277
	278	m_backgroundColour = parent->GetBackgroundColour() ;
	279	m_foregroundColour = parent->GetForegroundColour() ;
	280
	281	if (id == -1)
	282	m_windowId = NewControlId();
	283	else
	284	m_windowId = id;
	285
	286	// These sizes will be adjusted in MacPostControlCreate
	287
	288	m_width = size.x ;
	289	m_height = size.y ;
	290	m_x = pos.x ;
	291	m_y = pos.y ;
	292
	293	((Rect*)outBounds)->top = -10;
	294	((Rect*)outBounds)->left = -10;
	295	((Rect*)outBounds)->bottom = 0;
	296	((Rect*)outBounds)->right = 0;
	297
	298	char c_text[255];
	299	strcpy( c_text , label ) ;
	300	if( wxApp::s_macDefaultEncodingIsPC )
	301	{
	302	wxMacConvertFromPCForControls( c_text ) ;
	303	}
	304
	305	#if TARGET_CARBON
	306	c2pstrcpy( (StringPtr) maclabel , c_text ) ;
	307	#else
	308	strcpy( (char *) maclabel , c_text ) ;
	309	c2pstr( (char *) maclabel ) ;
	310	#endif
	311	}
	312
	313	void wxControl::MacPostControlCreate()
	314	{
	315	wxASSERT_MSG( (ControlHandle) m_macControl != NULL , "No valid mac control" ) ;
	316
	317	if ( IsKindOf( CLASSINFO( wxScrollBar ) ) )
	318	{
	319	// no font
	320	}
	321	else if ( !UMAHasAquaLayout() && (IsKindOf( CLASSINFO( wxStaticBox ) ) \|\| IsKindOf( CLASSINFO( wxRadioBox ) ) \|\| IsKindOf( CLASSINFO( wxButton ) ) ) )
	322	{
	323	ControlFontStyleRec controlstyle ;
	324	controlstyle.flags = kControlUseFontMask ;
	325	controlstyle.font = kControlFontSmallBoldSystemFont ;
	326
	327	::SetControlFontStyle( (ControlHandle) m_macControl , &controlstyle ) ;
	328	}
	329	else
	330	{
	331	ControlFontStyleRec controlstyle ;
	332	controlstyle.flags = kControlUseFontMask ;
	333	controlstyle.font = kControlFontSmallSystemFont ;
	334
	335	::SetControlFontStyle( (ControlHandle) m_macControl , &controlstyle ) ;
	336	}
	337	ControlHandle container = (ControlHandle) GetParent()->MacGetContainerForEmbedding() ;
	338	wxASSERT_MSG( container != NULL , wxT("No valid mac container control") ) ;
	339	::EmbedControl( (ControlHandle) m_macControl , container ) ;
	340	m_macControlIsShown = true ;
	341
	342	wxAssociateControlWithMacControl( (ControlHandle) m_macControl , this ) ;
	343
	344	if ( wxMacSetupControlBackgroundUPP == NULL )
	345	{
	346	wxMacSetupControlBackgroundUPP = NewControlColorUPP( wxMacSetupControlBackground ) ;
	347	}
	348	SetControlColorProc( (ControlHandle) m_macControl , wxMacSetupControlBackgroundUPP ) ;
	349
	350	// Adjust the controls size and position
	351	wxPoint pos(m_x, m_y);
	352	wxSize best_size( DoGetBestSize() );
	353	wxSize new_size( m_width, m_height );
	354
	355	m_x = m_y = m_width = m_height = -1; // Forces SetSize to move/size the control
	356
	357	if (new_size.x == -1) {
	358	new_size.x = best_size.x;
	359	}
	360	if (new_size.y == -1) {
	361	new_size.y = best_size.y;
	362	}
	363
	364	SetSize(pos.x, pos.y, new_size.x, new_size.y);
	365
	366	UMAShowControl( (ControlHandle) m_macControl ) ;
	367	Refresh() ;
	368	}
	369
	370	void wxControl::MacAdjustControlRect()
	371	{
	372	wxASSERT_MSG( (ControlHandle) m_macControl != NULL , wxT("No valid mac control") ) ;
	373	if ( m_width == -1 \|\| m_height == -1 )
	374	{
	375	Rect bestsize = { 0 , 0 , 0 , 0 } ;
	376	short baselineoffset ;
	377
	378	::GetBestControlRect( (ControlHandle) m_macControl , &bestsize , &baselineoffset ) ;
	379
	380	if ( EmptyRect( &bestsize ) )
	381	{
	382	baselineoffset = 0;
	383	bestsize.left = bestsize.top = 0 ;
	384	bestsize.right = 16 ;
	385	bestsize.bottom = 16 ;
	386	if ( IsKindOf( CLASSINFO( wxScrollBar ) ) )
	387	{
	388	bestsize.bottom = 16 ;
	389	}
	390	else if ( IsKindOf( CLASSINFO( wxSpinButton ) ) )
	391	{
	392	bestsize.bottom = 24 ;
	393	}
	394	}
	395
	396	if ( m_width == -1 )
	397	{
	398	if ( IsKindOf( CLASSINFO( wxButton ) ) )
	399	{
	400	m_width = m_label.Length() * 8 + 12 ;
	401	if ( m_width < 70 )
	402	m_width = 70 ;
	403	}
	404	else if ( IsKindOf( CLASSINFO( wxStaticText ) ) )
	405	{
	406	m_width = m_label.Length() * 8 ;
	407	}
	408	else
	409	m_width = bestsize.right - bestsize.left ;
	410
	411	m_width += 2 * m_macHorizontalBorder ;
	412	}
	413	if ( m_height == -1 )
	414	{
	415	m_height = bestsize.bottom - bestsize.top ;
	416	if ( m_height < 10 )
	417	m_height = 13 ;
	418
	419	m_height += 2 * m_macVerticalBorder;
	420	}
	421
	422	UMASizeControl( (ControlHandle) m_macControl , m_width - 2 * m_macHorizontalBorder, m_height - 2 * m_macVerticalBorder ) ;
	423	}
	424	}
	425
	426	WXWidget wxControl::MacGetContainerForEmbedding()
	427	{
	428	if ( m_macControl )
	429	return m_macControl ;
	430
	431	return wxWindow::MacGetContainerForEmbedding() ;
	432	}
	433
	434	void wxControl::MacSuperChangedPosition()
	435	{
	436	if ( (ControlHandle) m_macControl )
	437	{
	438	Rect contrlRect ;
	439	GetControlBounds( (ControlHandle) m_macControl , &contrlRect ) ;
	440	int former_mac_x = contrlRect.left ;
	441	int former_mac_y = contrlRect.top ;
	442	int mac_x = m_x ;
	443	int mac_y = m_y ;
	444	GetParent()->MacWindowToRootWindow( & mac_x , & mac_y ) ;
	445
	446	WindowRef rootwindow = (WindowRef) MacGetRootWindow() ;
	447
	448	if ( mac_x + m_macHorizontalBorder != former_mac_x \|\|
	449	mac_y + m_macVerticalBorder != former_mac_y )
	450	{
	451	{
	452	Rect inval = { former_mac_y , former_mac_x , former_mac_y + m_height , former_mac_x + m_width } ;
	453	InvalWindowRect( rootwindow , &inval ) ;
	454	}
	455	UMAMoveControl( (ControlHandle) m_macControl , mac_x + m_macHorizontalBorder , mac_y + m_macVerticalBorder ) ;
	456	{
	457	Rect inval = { mac_y , mac_x , mac_y + m_height , mac_x + m_width } ;
	458	InvalWindowRect( rootwindow , &inval ) ;
	459	}
	460	}
	461	}
	462
	463	wxWindow::MacSuperChangedPosition() ;
	464	}
	465
	466	void wxControl::MacSuperEnabled( bool enabled )
	467	{
	468	Refresh(FALSE) ;
	469	wxWindow::MacSuperEnabled( enabled ) ;
	470	}
	471
	472	void wxControl::MacSuperShown( bool show )
	473	{
	474	if ( (ControlHandle) m_macControl )
	475	{
	476	if ( !show )
	477	{
	478	if ( m_macControlIsShown )
	479	{
	480	::UMAHideControl( (ControlHandle) m_macControl ) ;
	481	m_macControlIsShown = false ;
	482	}
	483	}
	484	else
	485	{
	486	if ( MacIsReallyShown() && !m_macControlIsShown )
	487	{
	488	::UMAShowControl( (ControlHandle) m_macControl ) ;
	489	m_macControlIsShown = true ;
	490	}
	491	}
	492	}
	493
	494	wxWindow::MacSuperShown( show ) ;
	495	}
	496
	497	void wxControl::DoSetSize(int x, int y,
	498	int width, int height,
	499	int sizeFlags )
	500	{
	501	if ( (ControlHandle) m_macControl == NULL )
	502	{
	503	wxWindow::DoSetSize( x , y ,width , height ,sizeFlags ) ;
	504	return ;
	505	}
	506
	507	Rect oldbounds;
	508	int new_x, new_y, new_width, new_height;
	509	int mac_x, mac_y;
	510
	511	new_x = m_x;
	512	new_y = m_y;
	513	new_width = m_width;
	514	new_height = m_height;
	515
	516	if (sizeFlags & wxSIZE_ALLOW_MINUS_ONE)
	517	{
	518	new_x = x;
	519	new_y = y;
	520	new_width = width;
	521	new_height = height;
	522	}
	523	else
	524	{
	525	if (x != -1) new_x = x;
	526	if (y != -1) new_y = y;
	527	if (width != -1) new_width = width;
	528	if (height != -1) new_height = height;
	529	}
	530
	531	if(sizeFlags & wxSIZE_AUTO)
	532	{
	533	wxSize size = GetBestSize();
	534	if (sizeFlags & wxSIZE_AUTO_WIDTH)
	535	{
	536	if (width == -1) new_width = size.x;
	537	}
	538	if (sizeFlags & wxSIZE_AUTO_HEIGHT)
	539	{
	540	if (height == -1) new_height = size.y;
	541	}
	542	}
	543	AdjustForParentClientOrigin(new_x, new_y, sizeFlags);
	544
	545	mac_x = new_x;
	546	mac_y = new_y;
	547	if(GetParent()) {
	548	GetParent()->MacWindowToRootWindow(&mac_x, &mac_y);
	549	}
	550	GetControlBounds( (ControlHandle) m_macControl, &oldbounds);
	551	oldbounds.right = oldbounds.left + m_width;
	552	oldbounds.bottom = oldbounds.top + m_height;
	553
	554	bool doMove = false;
	555	bool doResize = false;
	556
	557	if ( mac_x != (oldbounds.left - m_macHorizontalBorder) \|\|
	558	mac_y != (oldbounds.top - m_macVerticalBorder) )
	559	{
	560	doMove = true ;
	561	}
	562	if ( new_width != oldbounds.right - oldbounds.left - 2 * m_macHorizontalBorder \|\|
	563	new_height != oldbounds.bottom - oldbounds.top - 2 * m_macVerticalBorder)
	564	{
	565	doResize = true ;
	566	}
	567
	568	if ( doMove \|\| doResize )
	569	{
	570	Refresh() ;
	571
	572	// Ensure resize is within constraints
	573	if ((m_minWidth != -1) && (new_width < m_minWidth)) {
	574	new_width = m_minWidth;
	575	}
	576	if ((m_minHeight != -1) && (new_height < m_minHeight)) {
	577	new_height = m_minHeight;
	578	}
	579	if ((m_maxWidth != -1) && (new_width > m_maxWidth)) {
	580	new_width = m_maxWidth;
	581	}
	582	if ((m_maxHeight != -1) && (new_height > m_maxHeight)) {
	583	new_height = m_maxHeight;
	584	}
	585
	586	if ( doMove )
	587	{
	588	m_x = new_x;
	589	m_y = new_y;
	590
	591	UMAMoveControl( (ControlHandle) m_macControl,
	592	mac_x + m_macHorizontalBorder, mac_y + m_macVerticalBorder);
	593
	594	wxMoveEvent event(wxPoint(m_x, m_y), m_windowId);
	595	event.SetEventObject(this);
	596	GetEventHandler()->ProcessEvent(event) ;
	597	}
	598	if ( doResize )
	599	{
	600	m_width = new_width;
	601	m_height = new_height;
	602
	603	UMASizeControl( (ControlHandle) m_macControl,
	604	m_width - 2 * m_macHorizontalBorder,
	605	m_height - 2 * m_macVerticalBorder ) ;
	606
	607
	608	wxSizeEvent event(wxSize(m_width, m_height), m_windowId);
	609	event.SetEventObject(this);
	610	GetEventHandler()->ProcessEvent(event);
	611	}
	612
	613	Refresh() ;
	614	}
	615	}
	616
	617	bool wxControl::Show(bool show)
	618	{
	619	if ( !wxWindow::Show( show ) )
	620	return FALSE ;
	621
	622	if ( (ControlHandle) m_macControl )
	623	{
	624	if ( !show )
	625	{
	626	if ( m_macControlIsShown )
	627	{
	628	::UMAHideControl( (ControlHandle) m_macControl ) ;
	629	m_macControlIsShown = false ;
	630	}
	631	}
	632	else
	633	{
	634	if ( MacIsReallyShown() && !m_macControlIsShown )
	635	{
	636	::UMAShowControl( (ControlHandle) m_macControl ) ;
	637	m_macControlIsShown = true ;
	638	}
	639	}
	640	}
	641	return TRUE ;
	642	}
	643
	644	bool wxControl::Enable(bool enable)
	645	{
	646	if ( !wxWindow::Enable(enable) )
	647	return FALSE;
	648
	649	if ( (ControlHandle) m_macControl )
	650	{
	651	if ( enable )
	652	UMAActivateControl( (ControlHandle) m_macControl ) ;
	653	else
	654	UMADeactivateControl( (ControlHandle) m_macControl ) ;
	655	}
	656	return TRUE ;
	657	}
	658
	659	void wxControl::Refresh(bool eraseBack, const wxRect *rect)
	660	{
	661	wxWindow::Refresh( eraseBack , rect ) ;
	662	}
	663
	664	void wxControl::MacRedrawControl()
	665	{
	666	if ( (ControlHandle) m_macControl && MacGetRootWindow() )
	667	{
	668	wxClientDC dc(this) ;
	669	wxMacPortSetter helper(&dc) ;
	670
	671	// the controls sometimes draw outside their boundaries, this
	672	// should be resolved differently but is not trivial (e.g. drop shadows)
	673	// since adding them to the border would yield in enormous gaps between
	674	// the controls
	675	Rect r = { 0 , 0 , 32000 , 32000 } ;
	676	ClipRect( &r ) ;
	677	wxDC::MacSetupBackgroundForCurrentPort( MacGetBackgroundBrush() ) ;
	678	UMADrawControl( (ControlHandle) m_macControl ) ;
	679	}
	680	}
	681
	682	void wxControl::OnPaint(wxPaintEvent& event)
	683	{
	684	if ( (ControlHandle) m_macControl )
	685	{
	686	wxPaintDC dc(this) ;
	687	wxMacPortSetter helper(&dc) ;
	688	// the controls sometimes draw outside their boundaries, this
	689	// should be resolved differently but is not trivial (e.g. drop shadows)
	690	// since adding them to the border would yield in enormous gaps between
	691	// the controls
	692	Rect r = { 0 , 0 , 32000 , 32000 } ;
	693	ClipRect( &r ) ;
	694
	695	wxDC::MacSetupBackgroundForCurrentPort( MacGetBackgroundBrush() ) ;
	696	UMADrawControl( (ControlHandle) m_macControl ) ;
	697	}
	698	else
	699	{
	700	event.Skip() ;
	701	}
	702	}
	703	void wxControl::OnEraseBackground(wxEraseEvent& event)
	704	{
	705	wxWindow::OnEraseBackground( event ) ;
	706	}
	707
	708
	709	void wxControl::OnKeyDown( wxKeyEvent &event )
	710	{
	711	if ( (ControlHandle) m_macControl == NULL )
	712	return ;
	713
	714	EventRecord ev = (EventRecord) wxTheApp->MacGetCurrentEvent() ;
	715	short keycode ;
	716	short keychar ;
	717	keychar = short(ev->message & charCodeMask);
	718	keycode = short(ev->message & keyCodeMask) >> 8 ;
	719
	720	::HandleControlKey( (ControlHandle) m_macControl , keycode , keychar , ev->modifiers ) ;
	721	}
	722
	723	void wxControl::OnMouseEvent( wxMouseEvent &event )
	724	{
	725	if ( (ControlHandle) m_macControl == NULL )
	726	{
	727	event.Skip() ;
	728	return ;
	729	}
	730
	731	if (event.GetEventType() == wxEVT_LEFT_DOWN \|\| event.GetEventType() == wxEVT_LEFT_DCLICK )
	732	{
	733
	734	int x = event.m_x ;
	735	int y = event.m_y ;
	736
	737	MacClientToRootWindow( &x , &y ) ;
	738
	739	ControlHandle control ;
	740	Point localwhere ;
	741	SInt16 controlpart ;
	742	WindowRef window = (WindowRef) MacGetRootWindow() ;
	743
	744	localwhere.h = x ;
	745	localwhere.v = y ;
	746
	747	short modifiers = 0;
	748
	749	if ( !event.m_leftDown && !event.m_rightDown )
	750	modifiers \|= btnState ;
	751
	752	if ( event.m_shiftDown )
	753	modifiers \|= shiftKey ;
	754
	755	if ( event.m_controlDown )
	756	modifiers \|= controlKey ;
	757
	758	if ( event.m_altDown )
	759	modifiers \|= optionKey ;
	760
	761	if ( event.m_metaDown )
	762	modifiers \|= cmdKey ;
	763	/*
	764	#if TARGET_CARBON
	765	control = FindControlUnderMouse( localwhere , window , &controlpart ) ;
	766	#else
	767	controlpart = FindControl( localwhere , window , &control ) ;
	768	#endif
	769	*/
	770	{
	771	/*
	772	if ( AcceptsFocus() && FindFocus() != this )
	773	{
	774	SetFocus() ;
	775	}
	776	*/
	777	control = (ControlHandle) m_macControl ;
	778	if ( control && ::IsControlActive( control ) )
	779	{
	780	{
	781	controlpart = ::HandleControlClick( control , localwhere , modifiers , (ControlActionUPP) -1 ) ;
	782	wxTheApp->s_lastMouseDown = 0 ;
	783	if ( control && controlpart != kControlNoPart &&
	784	! IsKindOf( CLASSINFO( wxScrollBar ) )
	785	) // otherwise we will get the event twice for scrollbar
	786	{
	787	MacHandleControlClick( control , controlpart ) ;
	788	}
	789	}
	790	}
	791	}
	792	}
	793	}
	794
	795	bool wxControl::MacCanFocus() const
	796	{
	797	{ if ( (ControlHandle) m_macControl == NULL )
	798	return true ;
	799	else
	800	return false ;
	801	}
	802	}
	803
	804	void wxControl::MacHandleControlClick( WXWidget control , wxInt16 controlpart )
	805	{
	806	wxASSERT_MSG( (ControlHandle) m_macControl != NULL , "No valid mac control" ) ;
	807	}
	808