X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/e9576ca53db96b462ed4c0b4bdf47d64c40203e4..59c78040cdea547e4f9e8007de499646e2463205:/src/mac/carbon/control.cpp?ds=sidebyside

diff --git a/src/mac/carbon/control.cpp b/src/mac/carbon/control.cpp
index b141a80ff1..15bc46b48e 100644
--- a/src/mac/carbon/control.cpp
+++ b/src/mac/carbon/control.cpp
@@ -14,82 +14,787 @@
 #endif
 
 #include "wx/control.h"
+#include "wx/panel.h"
+#include "wx/app.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 ) ;
+		}
+	}
+}
+
 wxControl::wxControl()
 {
+	m_macControl = NULL ;
+	m_macHorizontalBorder = 0 ; // additional pixels around the real control
+	m_macVerticalBorder = 0 ;
     m_backgroundColour = *wxWHITE;
     m_foregroundColour = *wxBLACK;
-    m_callback = 0;
+#if WXWIN_COMPATIBILITY
+  m_callback = 0;
+#endif // WXWIN_COMPATIBILITY
+
+	if ( wxMacLiveScrollbarActionUPP == NULL )
+	{
+#ifdef __UNIX__
+        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 = (wxWindow *)GetParent();
-    if (parent)
+    wxPanel *panel = wxDynamicCast(GetParent(), wxPanel);
+    if ( panel )
+    {
+        if (panel->GetDefaultItem() == (wxButton*) this)
+            panel->SetDefaultItem(NULL);
+    }
+    if ( m_macControl )
     {
-        if (parent->GetDefaultItem() == (wxButton*) this)
-            parent->SetDefaultItem(NULL);
+    	UMADisposeControl( m_macControl ) ;
+    	m_macControl = NULL ;
     }
 }
 
-void wxControl::SetLabel(const wxString& label)
+void wxControl::SetLabel(const wxString& title)
 {
-    // TODO
+	m_label = title ;
+
+	if ( 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( m_macControl , maclabel ) ;
+	}
 }
 
-wxString wxControl::GetLabel() const
+wxSize wxControl::DoGetBestSize() const
 {
-    // TODO
-    return wxString("");
+    return wxSize(20, 20);
 }
 
-void wxControl::ProcessCommand (wxCommandEvent & event)
+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 (m_callback)
+#if WXWIN_COMPATIBILITY
+    if ( m_callback )
     {
-      (void) (*(m_callback)) (*this, event);
+        (void)(*m_callback)(this, event);
+
+        return TRUE;
     }
     else
+#endif // WXWIN_COMPATIBILITY
     {
-      GetEventHandler()->OnCommand(*this, event);
+      return GetEventHandler()->ProcessEvent(event);
     }
 }
 
-void wxControl::Centre (int direction)
+// ------------------------
+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 , Rect *outBounds , StringPtr maclabel ) 
+{
+	m_label = label ;
+  SetName(name);
+  if ( &validator )
+  	SetValidator(validator);
+
+  m_windowStyle = style;
+  parent->AddChild((wxButton *)this);
+
+  m_backgroundColour = parent->GetBackgroundColour() ;
+  m_foregroundColour = parent->GetForegroundColour() ;
+
+  if (id == -1)
+      m_windowId = NewControlId();
+  else
+      m_windowId = id;
+
+	m_width = size.x ;
+	m_height = size.y ;
+	int x = pos.x ;
+	int y = pos.y ;
+	AdjustForParentClientOrigin(x, y, wxSIZE_USE_EXISTING);
+	m_x = x ;
+	m_y = y ;
+		
+
+	parent->MacClientToRootWindow( &x , &y ) ;
+	outBounds->top = y + m_macVerticalBorder ;
+	outBounds->left = x + m_macHorizontalBorder ;
+	outBounds->bottom = outBounds->top + m_height - 2 * m_macVerticalBorder;
+	outBounds->right = outBounds->left + m_width - 2 * m_macHorizontalBorder ;
+
+	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( m_macControl != NULL , "No valid mac control" ) ;
+	
+	if ( IsKindOf( CLASSINFO( wxScrollBar ) ) )
+	{
+		// no font
+	}
+	else if ( IsKindOf( CLASSINFO( wxStaticBox ) ) || IsKindOf( CLASSINFO( wxRadioBox ) ) || IsKindOf( CLASSINFO( wxButton ) ) )
+	{
+		ControlFontStyleRec		controlstyle ;
+		controlstyle.flags = kControlUseFontMask ;
+		controlstyle.font = kControlFontSmallBoldSystemFont ;
+		
+		::UMASetControlFontStyle( m_macControl , &controlstyle ) ;
+	}
+	else
+	{
+		ControlFontStyleRec		controlstyle ;
+		controlstyle.flags = kControlUseFontMask ;
+		controlstyle.font = kControlFontSmallSystemFont ;
+		
+		::UMASetControlFontStyle( m_macControl , &controlstyle ) ;
+	}
+	ControlHandle container = GetParent()->MacGetContainerForEmbedding() ;
+	wxASSERT_MSG( container != NULL , "No valid mac container control" ) ;
+	::UMAEmbedControl( m_macControl , container ) ;
+	m_macControlIsShown  = true ;
+	MacAdjustControlRect() ;
+	wxAssociateControlWithMacControl( m_macControl , this ) ;
+}
+
+void wxControl::MacAdjustControlRect() 
 {
-  int x, y, width, height, panel_width, panel_height, new_x, new_y;
+	wxASSERT_MSG( m_macControl != NULL , "No valid mac control" ) ;
+	if ( m_width == -1 || m_height == -1 )
+	{
+		Rect 	bestsize = { 0 , 0 , 0 , 0 } ;
+		short	baselineoffset ;
+		
+		UMAGetBestControlRect( m_macControl , &bestsize , &baselineoffset ) ;
 
-  wxWindow *parent = (wxWindow *) GetParent ();
-  if (!parent)
-    return;
+		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 ; 
+			}
+		}
 
-  parent->GetClientSize (&panel_width, &panel_height);
-  GetSize (&width, &height);
-  GetPosition (&x, &y);
+		if ( m_width == -1 )
+		{
+			if ( IsKindOf( CLASSINFO( wxButton ) ) )
+			{
+				m_width = m_label.Length() * 8 + 12 ;
+			}
+			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 ;
 
-  new_x = x;
-  new_y = y;
+			m_height += 2 * m_macVerticalBorder;
+		}
+		
+		wxMacDrawingHelper helper ( wxFindWinFromMacWindow( GetMacRootWindow() ) ) ;
+		if ( helper.Ok() )
+		{
+	    	UMASizeControl( m_macControl , m_width - 2 * m_macHorizontalBorder, m_height -  2 * m_macVerticalBorder ) ;
+  		}
+	}
+}
+ControlHandle wxControl::MacGetContainerForEmbedding() 
+{
+	if ( m_macControl )
+		return m_macControl ;
+
+	return wxWindow::MacGetContainerForEmbedding() ;
+}
 
-  if (direction & wxHORIZONTAL)
-    new_x = (int) ((panel_width - width) / 2);
+void wxControl::MacSuperChangedPosition() 
+{
+	if ( m_macControl )
+	{
+		Rect contrlRect ;		
+		GetControlBounds( 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()->MacClientToRootWindow( & mac_x , & mac_y ) ;
+		
+		WindowRef rootwindow = GetMacRootWindow() ;
+		wxWindow* wxrootwindow = wxFindWinFromMacWindow( rootwindow ) ;
+		UMASetThemeWindowBackground( rootwindow , kThemeBrushDialogBackgroundActive , false ) ;
+		wxMacDrawingHelper focus( wxrootwindow ) ;
+	
+		if ( mac_x != former_mac_x || mac_y != 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( 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 ) ;
+			}
+		}
+		if ( wxrootwindow->IsKindOf( CLASSINFO( wxDialog ) ) )
+		{
+		}
+		else
+		{
+			UMASetThemeWindowBackground( rootwindow , kThemeBrushDocumentWindowBackground , false ) ;
+		}
+	}
 
-  if (direction & wxVERTICAL)
-    new_y = (int) ((panel_height - height) / 2);
+	wxWindow::MacSuperChangedPosition() ;
+}
 
-  SetSize (new_x, new_y, width, height);
+void wxControl::MacSuperEnabled( bool enabled ) 
+{
+/*
+	if ( m_macControl )
+	{
+		if ( UMAHasAppearance() )
+		{
+			if ( !enabled )
+			{
+				::DeactivateControl( m_macControl ) ; 
+			}
+			else
+			{
+				if ( m_macEnabled )
+					::ActivateControl( m_macControl ) ;
+			}
+		}
+		else
+		{
+			if ( !enabled )
+			{
+				::HiliteControl( m_macControl , 255 ) ;
+			}
+			else
+			{
+				if ( m_macEnabled )
+					::HiliteControl( m_macControl , 0 ) ;
+			}
+		}
+	}
+	wxWindow::MacSuperEnabled( enabled ) ;
+*/
+}
+
+void  wxControl::MacSuperShown( bool show ) 
+{
+	if ( m_macControl )
+	{
+		if ( !show )
+		{
+			if ( m_macControlIsShown )
+			{
+				::UMAHideControl( m_macControl ) ;
+				m_macControlIsShown = false ;
+			}
+		}
+		else
+		{
+			if ( MacIsReallyShown() && !m_macControlIsShown )
+			{
+				::UMAShowControl( m_macControl ) ;
+				m_macControlIsShown = true ;
+			}
+		}
+	}
+		
+	wxWindow::MacSuperShown( show ) ;
+}
+
+void  wxControl::DoSetSize(int x, int y,
+            int width, int height,
+            int sizeFlags )
+{
+	if ( m_macControl == NULL )
+	{
+		wxWindow::DoSetSize( x , y ,width , height ,sizeFlags ) ;
+		return ;
+	}
+
+	WindowRef rootwindow = GetMacRootWindow() ;
+	wxWindow* wxrootwindow = wxFindWinFromMacWindow( rootwindow ) ;
+	UMASetThemeWindowBackground( rootwindow , kThemeBrushDialogBackgroundActive , false ) ;
+		
+	int former_x = m_x ;
+	int former_y = m_y ;
+	int former_w = m_width ;
+	int former_h = m_height ;
+	
+	Rect contrlRect ;		
+	GetControlBounds( m_macControl , &contrlRect ) ; 
+	int former_mac_x = contrlRect.left ;
+	int former_mac_y = contrlRect.top ;
+	
+  int currentX, currentY;
+  GetPosition(&currentX, &currentY);
+  int currentW,currentH;
+  GetSize(&currentW, &currentH);
+
+  int actualWidth = width;
+  int actualHeight = height;
+  int actualX = x;
+  int actualY = y;
+  if (x == -1 && !(sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
+      actualX = currentX;
+  if (y == -1 && !(sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
+      actualY = currentY;
+  if (width == -1)
+      actualWidth = currentW ;
+  if (height == -1)
+      actualHeight = currentH ;
+
+	if ( actualX == currentX && actualY == currentY && actualWidth == currentW && actualHeight == currentH)
+		return ;
+		
+	AdjustForParentClientOrigin(actualX, actualY, sizeFlags);
+	WindowRef macrootwindow = GetMacRootWindow() ;
+	wxMacDrawingHelper focus( wxFindWinFromMacWindow( macrootwindow ) ) ;
+
+	int mac_x = actualX ;
+	int mac_y = actualY ;
+	GetParent()->MacClientToRootWindow( & mac_x , & mac_y ) ;
+	
+	if ( mac_x != former_mac_x || mac_y != former_mac_y )
+	{
+		{
+			Rect inval = { former_mac_y , former_mac_x , former_mac_y + m_height , former_mac_x + m_width } ;
+			InvalWindowRect( macrootwindow, &inval ) ;
+		}
+  		UMAMoveControl( 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(macrootwindow, &inval ) ;
+		}
+	}
+
+	if ( actualX != former_x || actualY != former_y )
+	{
+		m_x = actualX ;
+		m_y = actualY ;
+
+		MacRepositionScrollBars() ;
+		// To consider -> should the parameters be the effective or the virtual coordinates (AdjustForParent..)
+    wxMoveEvent event(wxPoint(m_x, m_y), m_windowId);
+    event.SetEventObject(this);
+    GetEventHandler()->ProcessEvent(event);
+	}		
+	if ( actualWidth != former_w || actualHeight != former_h )
+	{
+		{
+			Rect inval = { mac_y , mac_x , mac_y + former_h , mac_x + former_w } ;
+			InvalWindowRect( macrootwindow, &inval ) ;
+		}
+		m_width = actualWidth ;
+		m_height = actualHeight ;
+
+   		UMASizeControl( m_macControl ,  m_width - 2 * m_macHorizontalBorder, m_height -  2 * m_macVerticalBorder ) ;
+		{
+			Rect inval = { mac_y , mac_x , mac_y + m_height , mac_x + m_width } ;
+			InvalWindowRect( macrootwindow , &inval ) ;
+		}
+
+		MacRepositionScrollBars() ;
+    wxSizeEvent event(wxSize(m_width, m_height), m_windowId);
+    event.SetEventObject(this);
+    GetEventHandler()->ProcessEvent(event);
+	}
+	if ( wxrootwindow->IsKindOf( CLASSINFO( wxDialog ) ) )
+	{
+	}
+	else
+	{
+		UMASetThemeWindowBackground( rootwindow , kThemeBrushDocumentWindowBackground , false ) ;
+	}
+}
+
+bool  wxControl::Show(bool show) 
+{
+	if ( !wxWindow::Show( show ) )
+		return FALSE ;
+		
+	if ( m_macControl )
+	{
+		if ( !show )
+		{
+			if ( m_macControlIsShown )
+			{
+				::UMAHideControl( m_macControl ) ;
+				m_macControlIsShown = false ;
+			}
+		}
+		else
+		{
+			if ( MacIsReallyShown() && !m_macControlIsShown )
+			{
+				::UMAShowControl( m_macControl ) ;
+				m_macControlIsShown = true ;
+			}
+		}
+	}
+	return TRUE ;
+}
+
+bool  wxControl::Enable(bool enable) 
+{
+    if ( !wxWindow::Enable(enable) )
+        return FALSE;
+
+	if ( m_macControl )
+	{
+		
+		if ( UMAHasAppearance() )
+		{
+			if ( enable )
+				::ActivateControl( m_macControl ) ;
+			else
+				::DeactivateControl( m_macControl ) ;
+		}
+		else
+		{
+			if ( enable )
+				::HiliteControl( m_macControl , 0 ) ;
+			else
+				::HiliteControl( m_macControl , 255 ) ;
+		}
+	}
+	return TRUE ;
+}
+
+void wxControl::Refresh(bool eraseBack, const wxRect *rect)
+{
+  if ( m_macControl )
+  {
+  	wxWindow::Refresh( eraseBack , rect ) ;
+	}
+  else
+  {
+  	wxWindow::Refresh( eraseBack , rect ) ;
+  }
+}
+
+void wxControl::MacRedrawControl()
+{
+	if ( m_macControl )
+	{
+		WindowRef window = GetMacRootWindow() ;
+		if ( window )
+		{
+			wxWindow* win = wxFindWinFromMacWindow( window ) ;
+			if ( win )
+			{
+				wxMacDrawingHelper help( win ) ;
+				// the mac control manager always assumes to have the origin at 0,0
+				SetOrigin( 0 , 0 ) ;
+				
+				bool			hasTabBehind = false ;
+				wxWindow* parent = GetParent() ;
+				while ( parent )
+				{
+					if( parent->MacGetWindowData() )
+					{
+						UMASetThemeWindowBackground( win->MacGetWindowData()->m_macWindow , kThemeBrushDialogBackgroundActive , false ) ;
+						break ;
+					}
+					
+					if( parent->IsKindOf( CLASSINFO( wxNotebook ) ) ||  parent->IsKindOf( CLASSINFO( wxTabCtrl ) ))
+					{
+						if ( ((wxControl*)parent)->m_macControl )
+							SetUpControlBackground( ((wxControl*)parent)->m_macControl , -1 , true ) ;
+						break ;
+					}
+					
+					parent = parent->GetParent() ;
+				} 
+				
+				UMADrawControl( m_macControl ) ;
+				UMASetThemeWindowBackground( win->MacGetWindowData()->m_macWindow , win->MacGetWindowData()->m_macWindowBackgroundTheme , false ) ;
+				wxDC::MacInvalidateSetup() ;
+			}
+		}
+	}
+}
+
+void wxControl::OnPaint(wxPaintEvent& event)
+{
+	if ( m_macControl )
+	{
+		WindowRef window = GetMacRootWindow() ;
+		if ( window )
+		{
+			wxWindow* win = wxFindWinFromMacWindow( window ) ;
+			if ( win )
+			{
+				wxMacDrawingHelper help( win ) ;
+				// the mac control manager always assumes to have the origin at 0,0
+				SetOrigin( 0 , 0 ) ;
+				
+				bool			hasTabBehind = false ;
+				wxWindow* parent = GetParent() ;
+				while ( parent )
+				{
+					if( parent->MacGetWindowData() )
+					{
+						UMASetThemeWindowBackground( win->MacGetWindowData()->m_macWindow , kThemeBrushDialogBackgroundActive , false ) ;
+						break ;
+					}
+					
+					if( parent->IsKindOf( CLASSINFO( wxNotebook ) ) ||  parent->IsKindOf( CLASSINFO( wxTabCtrl ) ))
+					{
+						if ( ((wxControl*)parent)->m_macControl )
+							SetUpControlBackground( ((wxControl*)parent)->m_macControl , -1 , true ) ;
+						break ;
+					}
+					
+					parent = parent->GetParent() ;
+				} 
+				
+				UMADrawControl( m_macControl ) ;
+				UMASetThemeWindowBackground( win->MacGetWindowData()->m_macWindow , win->MacGetWindowData()->m_macWindowBackgroundTheme , false ) ;
+				wxDC::MacInvalidateSetup() ;
+			}
+		}
+	}
+	else
+	{
+		// wxWindow::OnPaint( event ) ;
+	}
+}
+void wxControl::OnEraseBackground(wxEraseEvent& event)
+{
+    // In general, you don't want to erase the background of a control,
+    // or you'll get a flicker.
+    // TODO: move this 'null' function into each control that
+    // might flicker.
+}
+
+
+void  wxControl::OnKeyDown( wxKeyEvent &event ) 
+{
+	if ( m_macControl == NULL )
+		return ;
+	
+	EventRecord *ev = wxTheApp->MacGetCurrentEvent() ;
+	short keycode ;
+	short keychar ;
+	keychar = short(ev->message & charCodeMask);
+	keycode = short(ev->message & keyCodeMask) >> 8 ;
+
+	UMAHandleControlKey( m_macControl , keycode , keychar , ev->modifiers ) ;
+}
+
+void  wxControl::OnMouseEvent( wxMouseEvent &event ) 
+{
+	if ( 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 ;
+		GrafPtr		port ;
+		SInt16		controlpart ;
+		WindowRef	window = GetMacRootWindow() ;
+		
+		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 ;
+	
+		controlpart = FindControl( localwhere , window , &control ) ;
+		{
+			if ( AcceptsFocus() && FindFocus() != this )
+			{
+				SetFocus() ;
+			}
+			if ( control && UMAIsControlActive( control ) )
+			{
+				{
+					if ( controlpart == kControlIndicatorPart && !UMAHasAppearance() )
+						controlpart = UMAHandleControlClick( control , localwhere , modifiers , (ControlActionUPP) NULL ) ;
+					else
+						controlpart = UMAHandleControlClick( control , localwhere , modifiers , (ControlActionUPP) -1 ) ;
+					wxTheApp->s_lastMouseDown = 0 ;
+					if ( controlpart && ! ( ( UMAHasAppearance() || (controlpart != kControlIndicatorPart) ) 
+						&& (IsKindOf( CLASSINFO( wxScrollBar ) ) ) ) ) // otherwise we will get the event twice
+					{
+						MacHandleControlClick( control , controlpart ) ;
+					}
+				}
+			}
+		}
+	}
+}
+
+bool wxControl::MacCanFocus() const
+{
+		{ if ( m_macControl == NULL ) 
+				return true ; 
+			else
+			return false ; 
+		}
+}
+
+void wxControl::MacHandleControlClick( ControlHandle control , SInt16 controlpart ) 
+{
+	wxASSERT_MSG( m_macControl != NULL , "No valid mac control" ) ;
 }