X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/fbc1d11bde64cc1cc826fecea7acf99ff288ca2d..2cf3a6d7bef6f20bea35062dd3d4dbf0aec9efb5:/src/mac/carbon/window.cpp

diff --git a/src/mac/carbon/window.cpp b/src/mac/carbon/window.cpp
index 021b11593d..7b4445cc30 100644
--- a/src/mac/carbon/window.cpp
+++ b/src/mac/carbon/window.cpp
@@ -11,41 +11,47 @@
 
 #include "wx/wxprec.h"
 
-#include "wx/menu.h"
 #include "wx/window.h"
-#include "wx/dc.h"
-#include "wx/dcclient.h"
-#include "wx/utils.h"
-#include "wx/app.h"
-#include "wx/panel.h"
-#include "wx/layout.h"
-#include "wx/dialog.h"
-#include "wx/scrolbar.h"
-#include "wx/statbox.h"
-#include "wx/button.h"
-#include "wx/settings.h"
-#include "wx/msgdlg.h"
-#include "wx/frame.h"
+
+#ifndef WX_PRECOMP
+    #include "wx/log.h"
+    #include "wx/app.h"
+    #include "wx/utils.h"
+    #include "wx/panel.h"
+    #include "wx/frame.h"
+    #include "wx/dc.h"
+    #include "wx/dcclient.h"
+    #include "wx/button.h"
+    #include "wx/menu.h"
+    #include "wx/dialog.h"
+    #include "wx/settings.h"
+    #include "wx/msgdlg.h"
+    #include "wx/scrolbar.h"
+    #include "wx/statbox.h"
+    #include "wx/textctrl.h"
+    #include "wx/toolbar.h"
+    #include "wx/layout.h"
+    #include "wx/statusbr.h"
+    #include "wx/menuitem.h"
+#endif
+
 #include "wx/tooltip.h"
-#include "wx/statusbr.h"
-#include "wx/menuitem.h"
 #include "wx/spinctrl.h"
-#include "wx/log.h"
 #include "wx/geometry.h"
-#include "wx/textctrl.h"
-
-#include "wx/toolbar.h"
-#include "wx/dc.h"
 
 #if wxUSE_CARET
     #include "wx/caret.h"
 #endif
 
-#define MAC_SCROLLBAR_SIZE 15
-#define MAC_SMALL_SCROLLBAR_SIZE 11
+#if wxUSE_DRAG_AND_DROP
+#include "wx/dnd.h"
+#endif
 
 #include "wx/mac/uma.h"
 
+#define MAC_SCROLLBAR_SIZE 15
+#define MAC_SMALL_SCROLLBAR_SIZE 11
+
 #ifndef __DARWIN__
 #include <Windows.h>
 #include <ToolUtils.h>
@@ -59,14 +65,8 @@
 #endif
 #endif
 
-#if  wxUSE_DRAG_AND_DROP
-#include "wx/dnd.h"
-#endif
-
 #include <string.h>
 
-extern wxList wxPendingDelete;
-
 #ifdef __WXUNIVERSAL__
     IMPLEMENT_ABSTRACT_CLASS(wxWindowMac, wxWindowBase)
 #else
@@ -158,13 +158,20 @@ enum
 
 static const EventTypeSpec eventList[] =
 {
+    { kEventClassCommand, kEventProcessCommand } ,
+    { kEventClassCommand, kEventCommandUpdateStatus } ,
+
     { kEventClassControl , kEventControlHit } ,
 
-#if TARGET_API_MAC_OSX
+    { kEventClassTextInput, kEventTextInputUnicodeForKeyEvent } ,
+    { kEventClassTextInput, kEventTextInputUpdateActiveInputArea } ,
+
     { kEventClassControl , kEventControlDraw } ,
+#if TARGET_API_MAC_OSX
     { kEventClassControl , kEventControlVisibilityChanged } ,
     { kEventClassControl , kEventControlEnabledStateChanged } ,
     { kEventClassControl , kEventControlHiliteChanged } ,
+#endif
     { kEventClassControl , kEventControlSetFocusPart } ,
 
     { kEventClassService , kEventServiceGetTypes },
@@ -173,7 +180,6 @@ static const EventTypeSpec eventList[] =
 
 //    { kEventClassControl , kEventControlInvalidateForSizeChange } , // 10.3 only
 //    { kEventClassControl , kEventControlBoundsChanged } ,
-#endif
 } ;
 
 static pascal OSStatus wxMacWindowControlEventHandler( EventHandlerCallRef handler , EventRef event , void *data )
@@ -265,7 +271,7 @@ static pascal OSStatus wxMacWindowControlEventHandler( EventHandlerCallRef handl
                 {
 #if wxMAC_USE_CORE_GRAPHICS
                     bool created = false ;
-                    CGContextRef cgContext = 0 ;
+                    CGContextRef cgContext = NULL ;
                     if ( cEvent.GetParameter<CGContextRef>(kEventParamCGContextRef, &cgContext) != noErr )
                     {
                         wxASSERT( thisWindow->GetPeer()->IsCompositing() == false ) ;
@@ -292,9 +298,10 @@ static pascal OSStatus wxMacWindowControlEventHandler( EventHandlerCallRef handl
 
 #if 0
                         CGContextSetRGBFillColor( cgContext , 1.0 , 1.0 , 1.0 , 1.0 ) ;
-                        CGContextFillRect(cgContext , CGRectMake( 0 , 0 ,
-                            controlBounds.right - controlBounds.left ,
-                            controlBounds.bottom - controlBounds.top ) );
+                        CGContextFillRect( cgContext ,
+                            CGRectMake( 0 , 0 ,
+                                controlBounds.right - controlBounds.left ,
+                                controlBounds.bottom - controlBounds.top ) );
 #endif
                     }
 
@@ -466,7 +473,7 @@ static pascal OSStatus wxMacWindowServiceEventHandler( EventHandlerCallRef handl
                 content[textSize - 1] = 0 ;
 
 #if wxUSE_UNICODE
-                textCtrl->WriteText( wxString( content , wxConvLocal )  );
+                textCtrl->WriteText( wxString( content , wxConvLocal ) );
 #else
                 textCtrl->WriteText( wxString( content ) ) ;
 #endif
@@ -483,6 +490,206 @@ static pascal OSStatus wxMacWindowServiceEventHandler( EventHandlerCallRef handl
     return result ;
 }
 
+pascal OSStatus wxMacUnicodeTextEventHandler( EventHandlerCallRef handler , EventRef event , void *data )
+{
+    OSStatus result = eventNotHandledErr ;
+    wxWindowMac* focus = (wxWindowMac*) data ;
+
+    wchar_t* uniChars = NULL ;
+    UInt32 when = EventTimeToTicks( GetEventTime( event ) ) ;
+
+    UniChar* charBuf = NULL;
+    UInt32 dataSize = 0 ;
+    int numChars = 0 ;
+    UniChar buf[2] ;
+    if ( GetEventParameter( event, kEventParamTextInputSendText, typeUnicodeText, NULL, 0 , &dataSize, NULL ) == noErr )
+    {
+        numChars = dataSize / sizeof( UniChar) + 1;
+        charBuf = buf ;
+
+        if ( (size_t) numChars * 2 > sizeof(buf) )
+            charBuf = new UniChar[ numChars ] ;
+        else
+            charBuf = buf ;
+
+        uniChars = new wchar_t[ numChars ] ;
+        GetEventParameter( event, kEventParamTextInputSendText, typeUnicodeText, NULL, dataSize , NULL , charBuf ) ;
+        charBuf[ numChars - 1 ] = 0;
+#if SIZEOF_WCHAR_T == 2
+        uniChars = (wchar_t*) charBuf ;
+        memcpy( uniChars , charBuf , numChars * 2 ) ;
+#else
+        // the resulting string will never have more chars than the utf16 version, so this is safe
+        wxMBConvUTF16 converter ;
+        numChars = converter.MB2WC( uniChars , (const char*)charBuf , numChars ) ;
+#endif
+    }
+
+    switch ( GetEventKind( event ) )
+    {
+        case kEventTextInputUpdateActiveInputArea :
+            {
+                // An IME input event may return several characters, but we need to send one char at a time to
+                // EVT_CHAR
+                for (int pos=0 ; pos < numChars ; pos++)
+                {
+                    WXEVENTREF formerEvent = wxTheApp->MacGetCurrentEvent() ;
+                    WXEVENTHANDLERCALLREF formerHandler = wxTheApp->MacGetCurrentEventHandlerCallRef() ;
+                    wxTheApp->MacSetCurrentEvent( event , handler ) ;
+
+                    UInt32 message = (0  << 8) + ((char)uniChars[pos] );
+                    if ( wxTheApp->MacSendCharEvent(
+                                                    focus , message , 0 , when , 0 , 0 , uniChars[pos] ) )
+                    {
+                        result = noErr ;
+                    }
+
+                    wxTheApp->MacSetCurrentEvent( formerEvent , formerHandler ) ;
+                }
+            }
+            break ;
+        case kEventTextInputUnicodeForKeyEvent :
+            {
+                UInt32 keyCode, modifiers ;
+                Point point ;
+                EventRef rawEvent ;
+                unsigned char charCode ;
+
+                GetEventParameter( event, kEventParamTextInputSendKeyboardEvent, typeEventRef, NULL, sizeof(rawEvent), NULL, &rawEvent ) ;
+                GetEventParameter( rawEvent, kEventParamKeyMacCharCodes, typeChar, NULL, sizeof(char), NULL, &charCode );
+                GetEventParameter( rawEvent, kEventParamKeyCode, typeUInt32, NULL, sizeof(UInt32), NULL, &keyCode );
+                GetEventParameter( rawEvent, kEventParamKeyModifiers, typeUInt32, NULL, sizeof(UInt32), NULL, &modifiers );
+                GetEventParameter( rawEvent, kEventParamMouseLocation, typeQDPoint, NULL, sizeof(Point), NULL, &point );
+
+                UInt32 message = (keyCode << 8) + charCode;
+
+                // An IME input event may return several characters, but we need to send one char at a time to
+                // EVT_CHAR
+                for (int pos=0 ; pos < numChars ; pos++)
+                {
+                    WXEVENTREF formerEvent = wxTheApp->MacGetCurrentEvent() ;
+                    WXEVENTHANDLERCALLREF formerHandler = wxTheApp->MacGetCurrentEventHandlerCallRef() ;
+                    wxTheApp->MacSetCurrentEvent( event , handler ) ;
+
+                    if ( wxTheApp->MacSendCharEvent(
+                        focus , message , modifiers , when , point.h , point.v , uniChars[pos] ) )
+                    {
+                        result = noErr ;
+                    }
+
+                    wxTheApp->MacSetCurrentEvent( formerEvent , formerHandler ) ;
+                }
+            }
+            break;
+        default:
+            break ;
+    }
+
+    delete [] uniChars ;
+    if ( charBuf != buf )
+        delete [] charBuf ;
+
+    return result ;
+}
+
+static pascal OSStatus wxMacWindowCommandEventHandler( EventHandlerCallRef handler , EventRef event , void *data )
+{
+    OSStatus result = eventNotHandledErr ;
+    wxWindowMac* focus = (wxWindowMac*) data ;
+
+    HICommand command ;
+
+    wxMacCarbonEvent cEvent( event ) ;
+    cEvent.GetParameter<HICommand>(kEventParamDirectObject,typeHICommand,&command) ;
+
+    wxMenuItem* item = NULL ;
+    wxMenu* itemMenu = wxFindMenuFromMacCommand( command , item ) ;
+    int id = wxMacCommandToId( command.commandID ) ;
+
+    if ( item )
+    {
+        wxASSERT( itemMenu != NULL ) ;
+
+        switch ( cEvent.GetKind() )
+        {
+            case kEventProcessCommand :
+                {
+                    if (item->IsCheckable())
+                        item->Check( !item->IsChecked() ) ;
+
+                    if ( itemMenu->SendEvent( id , item->IsCheckable() ? item->IsChecked() : -1 ) )
+                        result = noErr ;
+                    else
+                    {
+                        wxCommandEvent event(wxEVT_COMMAND_MENU_SELECTED , id);
+                        event.SetEventObject(focus);
+                        event.SetInt(item->IsCheckable() ? item->IsChecked() : -1);
+
+                        if ( focus->GetEventHandler()->ProcessEvent(event) )
+                            result = noErr ;
+                    }
+                }
+            break ;
+
+            case kEventCommandUpdateStatus:
+                {
+                    wxUpdateUIEvent event(id);
+                    event.SetEventObject( itemMenu );
+
+                    bool processed = false;
+
+                    // Try the menu's event handler
+                    {
+                        wxEvtHandler *handler = itemMenu->GetEventHandler();
+                        if ( handler )
+                            processed = handler->ProcessEvent(event);
+                    }
+
+                    // Try the window the menu was popped up from
+                    // (and up through the hierarchy)
+                    if ( !processed )
+                    {
+                        const wxMenuBase *menu = itemMenu;
+                        while ( menu )
+                        {
+                            wxWindow *win = menu->GetInvokingWindow();
+                            if ( win )
+                            {
+                                processed = win->GetEventHandler()->ProcessEvent(event);
+                                break;
+                            }
+
+                            menu = menu->GetParent();
+                        }
+                    }
+
+                    if ( !processed )
+                    {
+                        processed = focus->GetEventHandler()->ProcessEvent(event);
+                    }
+
+                    if ( processed )
+                    {
+                        // if anything changed, update the changed attribute
+                        if (event.GetSetText())
+                            itemMenu->SetLabel(id, event.GetText());
+                        if (event.GetSetChecked())
+                            itemMenu->Check(id, event.GetChecked());
+                        if (event.GetSetEnabled())
+                            itemMenu->Enable(id, event.GetEnabled());
+
+                        result = noErr ;
+                    }
+                }
+                break ;
+
+            default :
+                break ;
+        }
+    }
+    return result ;
+}
+
 pascal OSStatus wxMacWindowEventHandler( EventHandlerCallRef handler , EventRef event , void *data )
 {
     EventRef formerEvent = (EventRef) wxTheApp->MacGetCurrentEvent() ;
@@ -492,6 +699,10 @@ pascal OSStatus wxMacWindowEventHandler( EventHandlerCallRef handler , EventRef
 
     switch ( GetEventClass( event ) )
     {
+        case kEventClassCommand :
+            result = wxMacWindowCommandEventHandler( handler , event , data ) ;
+            break ;
+
         case kEventClassControl :
             result = wxMacWindowControlEventHandler( handler, event, data ) ;
             break ;
@@ -500,6 +711,10 @@ pascal OSStatus wxMacWindowEventHandler( EventHandlerCallRef handler , EventRef
             result = wxMacWindowServiceEventHandler( handler, event , data ) ;
             break ;
 
+        case kEventClassTextInput :
+            result = wxMacUnicodeTextEventHandler( handler , event , data ) ;
+            break ;
+
         default :
             break ;
     }
@@ -594,7 +809,7 @@ void wxWindowMac::MacControlUserPaneDrawProc(wxInt16 part)
     int x = 0 , y = 0;
     RgnHandle rgn = NewRgn() ;
     GetClip( rgn ) ;
-    MacWindowToRootWindow( &x,&y ) ;
+    MacWindowToRootWindow( &x, &y ) ;
     OffsetRgn( rgn , -x , -y ) ;
     wxMacWindowStateSaver sv( this ) ;
     SectRgn( rgn , (RgnHandle) MacGetVisibleRegion().GetWXHRGN() , rgn ) ;
@@ -750,7 +965,6 @@ void wxWindowMac::Init()
     wxWindowBase::SetFont(wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT));
 }
 
-// Destructor
 wxWindowMac::~wxWindowMac()
 {
     SendDestroyEvent();
@@ -771,7 +985,7 @@ wxWindowMac::~wxWindowMac()
             break;
         }
     }
-#endif // __WXUNIVERSAL__
+#endif
 
     // destroy children before destroying this window itself
     DestroyChildren();
@@ -846,11 +1060,12 @@ void wxWindowMac::MacInstallEventHandler( WXWidget control )
 }
 
 // Constructor
-bool wxWindowMac::Create(wxWindowMac *parent, wxWindowID id,
-           const wxPoint& pos,
-           const wxSize& size,
-           long style,
-           const wxString& name)
+bool wxWindowMac::Create(wxWindowMac *parent,
+    wxWindowID id,
+    const wxPoint& pos,
+    const wxSize& size,
+    long style,
+    const wxString& name)
 {
     wxCHECK_MSG( parent, false, wxT("can't create wxWindowMac without parent") );
 
@@ -872,19 +1087,19 @@ bool wxWindowMac::Create(wxWindowMac *parent, wxWindowID id,
             | kControlHandlesTracking
             | kControlSupportsFocus
             | kControlWantsActivate
-            | kControlWantsIdle
-            ;
+            | kControlWantsIdle ;
 
         m_peer = new wxMacControl(this) ;
-        ::CreateUserPaneControl( MAC_WXHWND(GetParent()->MacGetTopLevelWindowRef()) , &bounds, features , m_peer->GetControlRefAddr() );
+        OSStatus err =::CreateUserPaneControl( MAC_WXHWND(GetParent()->MacGetTopLevelWindowRef()) , &bounds, features , m_peer->GetControlRefAddr() );
+        verify_noerr( err );
 
         MacPostControlCreate(pos, size) ;
     }
 
 #ifndef __WXUNIVERSAL__
     // Don't give scrollbars to wxControls unless they ask for them
-    if ( (! IsKindOf(CLASSINFO(wxControl)) && ! IsKindOf(CLASSINFO(wxStatusBar))) ||
-         (IsKindOf(CLASSINFO(wxControl)) && ( style & wxHSCROLL || style & wxVSCROLL)))
+    if ( (! IsKindOf(CLASSINFO(wxControl)) && ! IsKindOf(CLASSINFO(wxStatusBar)))
+         || (IsKindOf(CLASSINFO(wxControl)) && ((style & wxHSCROLL) || (style & wxVSCROLL))))
     {
         MacCreateScrollBars( style ) ;
     }
@@ -908,8 +1123,8 @@ void wxWindowMac::MacPostControlCreate(const wxPoint& pos, const wxSize& size)
 {
     wxASSERT_MSG( m_peer != NULL && m_peer->Ok() , wxT("No valid mac control") ) ;
 
-    m_peer->SetReference( (long) this ) ;
-    GetParent()->AddChild(this);
+    m_peer->SetReference( (long)this ) ;
+    GetParent()->AddChild( this );
 
     MacInstallEventHandler( (WXWidget) m_peer->GetControlRef() );
 
@@ -998,7 +1213,7 @@ void wxWindowMac::MacUpdateControlFont()
 
 bool wxWindowMac::SetFont(const wxFont& font)
 {
-    bool retval = wxWindowBase::SetFont( font ) ;
+    bool retval = wxWindowBase::SetFont( font );
 
     MacUpdateControlFont() ;
 
@@ -1007,10 +1222,10 @@ bool wxWindowMac::SetFont(const wxFont& font)
 
 bool wxWindowMac::SetForegroundColour(const wxColour& col )
 {
-    bool retval = wxWindowBase::SetForegroundColour(col);
+    bool retval = wxWindowBase::SetForegroundColour( col );
 
     if (retval)
-        MacUpdateControlFont() ;
+        MacUpdateControlFont();
 
     return retval;
 }
@@ -1022,15 +1237,15 @@ bool wxWindowMac::SetBackgroundColour(const wxColour& col )
 
     wxBrush brush ;
     wxColour newCol(GetBackgroundColour());
-    if ( newCol == wxSystemSettings::GetColour(wxSYS_COLOUR_APPWORKSPACE) )
+
+    if ( newCol == wxSystemSettings::GetColour( wxSYS_COLOUR_APPWORKSPACE ) )
         brush.MacSetTheme( kThemeBrushDocumentWindowBackground ) ;
-    else if (  newCol == wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE ) )
+    else if ( newCol == wxSystemSettings::GetColour( wxSYS_COLOUR_3DFACE ) )
         brush.MacSetTheme( kThemeBrushDialogBackgroundActive ) ;
     else
         brush.SetColour( newCol ) ;
 
     MacSetBackgroundBrush( brush ) ;
-
     MacUpdateControlFont() ;
 
     return true ;
@@ -1044,14 +1259,24 @@ void wxWindowMac::MacSetBackgroundBrush( const wxBrush &brush )
 
 bool wxWindowMac::MacCanFocus() const
 {
-    // there is currently no way to determine whether the window is running in full keyboard
-    // access mode, therefore we cannot rely on these features, yet the only other way would be
-    // to issue a SetKeyboardFocus event and verify after whether it succeeded, this would risk problems
-    // in event handlers...
-    UInt32 features = 0 ;
-    m_peer->GetFeatures( &features ) ;
+    // TODO : evaluate performance hits by looking up this value, eventually cache the results for a 1 sec or so
+    // CAUTION : the value returned currently is 0 or 2, I've also found values of 1 having the same meaning,
+    // but the value range is nowhere documented
+    Boolean keyExistsAndHasValidFormat ;
+    CFIndex fullKeyboardAccess = CFPreferencesGetAppIntegerValue( CFSTR("AppleKeyboardUIMode" ) ,
+        kCFPreferencesCurrentApplication, &keyExistsAndHasValidFormat );
+
+    if ( keyExistsAndHasValidFormat && fullKeyboardAccess > 0 )
+    {
+        return true ;
+    }
+    else
+    {
+        UInt32 features = 0 ;
+        m_peer->GetFeatures( &features ) ;
 
-    return features & ( kControlSupportsFocus | kControlGetsFocusOnClick ) ;
+        return features & ( kControlSupportsFocus | kControlGetsFocusOnClick ) ;
+    }
 }
 
 void wxWindowMac::SetFocus()
@@ -1076,29 +1301,35 @@ void wxWindowMac::SetFocus()
     if ( former )
     {
         EventRef evRef = NULL ;
-        verify_noerr( MacCreateEvent( NULL , kEventClassControl , kEventControlSetFocusPart , TicksToEventTime( TickCount() ) , kEventAttributeUserEvent ,
-            &evRef ) );
+
+        err = MacCreateEvent(
+            NULL , kEventClassControl , kEventControlSetFocusPart , TicksToEventTime( TickCount() ) ,
+            kEventAttributeUserEvent , &evRef );
+        verify_noerr( err );
 
         wxMacCarbonEvent cEvent( evRef ) ;
         cEvent.SetParameter<ControlRef>( kEventParamDirectObject , (ControlRef) former->GetHandle() ) ;
         cEvent.SetParameter<ControlPartCode>(kEventParamControlPart , typeControlPartCode , kControlFocusNoPart ) ;
 
         wxMacWindowEventHandler( NULL , evRef , former ) ;
-        ReleaseEvent(evRef) ;
+        ReleaseEvent( evRef ) ;
     }
 
     // send new focus event
     {
         EventRef evRef = NULL ;
-        verify_noerr( MacCreateEvent( NULL , kEventClassControl , kEventControlSetFocusPart , TicksToEventTime( TickCount() ) , kEventAttributeUserEvent ,
-            &evRef ) );
+
+        err = MacCreateEvent(
+            NULL , kEventClassControl , kEventControlSetFocusPart , TicksToEventTime( TickCount() ) ,
+            kEventAttributeUserEvent , &evRef );
+        verify_noerr( err );
 
         wxMacCarbonEvent cEvent( evRef ) ;
         cEvent.SetParameter<ControlRef>( kEventParamDirectObject , (ControlRef) GetHandle() ) ;
         cEvent.SetParameter<ControlPartCode>(kEventParamControlPart , typeControlPartCode , kControlFocusNextPart ) ;
 
         wxMacWindowEventHandler( NULL , evRef , this ) ;
-        ReleaseEvent(evRef) ;
+        ReleaseEvent( evRef ) ;
     }
 #endif
 }
@@ -1108,7 +1339,7 @@ void wxWindowMac::DoCaptureMouse()
     wxApp::s_captureWindow = this ;
 }
 
-wxWindow* wxWindowBase::GetCapture()
+wxWindow * wxWindowBase::GetCapture()
 {
     return wxApp::s_captureWindow ;
 }
@@ -1128,16 +1359,16 @@ void wxWindowMac::SetDropTarget(wxDropTarget *pDropTarget)
     m_dropTarget = pDropTarget;
     if ( m_dropTarget != NULL )
     {
-        // TODO
+        // TODO:
     }
 }
 
 #endif
 
-// Old style file-manager drag&drop
+// Old-style File Manager Drag & Drop
 void wxWindowMac::DragAcceptFiles(bool accept)
 {
-    // TODO
+    // TODO:
 }
 
 // Returns the size of the native control. In the case of the toplevel window
@@ -1157,16 +1388,15 @@ bool wxWindowMac::MacGetBoundsForControl(
     int& x, int& y,
     int& w, int& h , bool adjustOrigin ) const
 {
-    bool isCompositing = MacGetTopLevelWindow()->MacUsesCompositing() ;
-
     // the desired size, minus the border pixels gives the correct size of the control
-
     x = (int)pos.x;
     y = (int)pos.y;
-    // todo the default calls may be used as soon as PostCreateControl Is moved here
+
+    // TODO: the default calls may be used as soon as PostCreateControl Is moved here
     w = wxMax(size.x, 0) ; // WidthDefault( size.x );
     h = wxMax(size.y, 0) ; // HeightDefault( size.y ) ;
 
+    bool isCompositing = MacGetTopLevelWindow()->MacUsesCompositing() ;
     if ( !isCompositing )
         GetParent()->MacWindowToRootWindow( &x , &y ) ;
 
@@ -1239,24 +1469,21 @@ void wxWindowMac::DoGetPosition(int *x, int *y) const
 void wxWindowMac::DoScreenToClient(int *x, int *y) const
 {
     WindowRef window = (WindowRef) MacGetTopLevelWindowRef() ;
+    wxCHECK_RET( window , wxT("TopLevel Window missing") ) ;
 
-    wxCHECK_RET( window , wxT("TopLevel Window Missing") ) ;
+    Point localwhere = { 0, 0 } ;
 
-    {
-        Point localwhere = {0, 0} ;
-
-        if (x)
-            localwhere.h = *x ;
-        if (y)
-            localwhere.v = *y ;
+    if (x)
+        localwhere.h = *x ;
+    if (y)
+        localwhere.v = *y ;
 
-        QDGlobalToLocalPoint( GetWindowPort( window ) , &localwhere ) ;
+    QDGlobalToLocalPoint( GetWindowPort( window ) , &localwhere ) ;
 
-        if (x)
-           *x = localwhere.h ;
-        if (y)
-           *y = localwhere.v ;
-    }
+    if (x)
+       *x = localwhere.h ;
+    if (y)
+       *y = localwhere.v ;
 
     MacRootWindowToWindow( x , y ) ;
 
@@ -1270,7 +1497,7 @@ void wxWindowMac::DoScreenToClient(int *x, int *y) const
 void wxWindowMac::DoClientToScreen(int *x, int *y) const
 {
     WindowRef window = (WindowRef) MacGetTopLevelWindowRef() ;
-    wxCHECK_RET( window , wxT("TopLevel Window Missing") ) ;
+    wxCHECK_RET( window , wxT("TopLevel window missing") ) ;
 
     wxPoint origin = GetClientAreaOrigin() ;
     if (x)
@@ -1280,20 +1507,18 @@ void wxWindowMac::DoClientToScreen(int *x, int *y) const
 
     MacWindowToRootWindow( x , y ) ;
 
-    {
-        Point localwhere = { 0,0 };
-        if (x)
-           localwhere.h = * x ;
-        if (y)
-           localwhere.v = * y ;
+    Point localwhere = { 0, 0 };
+    if (x)
+       localwhere.h = *x ;
+    if (y)
+       localwhere.v = *y ;
 
-        QDLocalToGlobalPoint( GetWindowPort( window ) , &localwhere ) ;
+    QDLocalToGlobalPoint( GetWindowPort( window ) , &localwhere ) ;
 
-        if (x)
-           *x = localwhere.h ;
-        if (y)
-           *y = localwhere.v ;
-    }
+    if (x)
+       *x = localwhere.h ;
+    if (y)
+       *y = localwhere.v ;
 }
 
 void wxWindowMac::MacClientToRootWindow( int *x , int *y ) const
@@ -1321,6 +1546,7 @@ void wxWindowMac::MacRootWindowToClient( int *x , int *y ) const
 void wxWindowMac::MacWindowToRootWindow( int *x , int *y ) const
 {
     wxPoint pt ;
+
     if (x)
         pt.x = *x ;
     if (y)
@@ -1442,7 +1668,7 @@ wxSize wxWindowMac::DoGetSizeFromClientSize( const wxSize & size )  const
         // structure is in parent coordinates, but we only need width and height, so it's ok
 
         sizeTotal.x += (structure.right - structure.left) - (content.right - content.left) ;
-        sizeTotal.y += (structure.bottom - structure.top) - (content.bottom - content.top ) ;
+        sizeTotal.y += (structure.bottom - structure.top) - (content.bottom - content.top) ;
     }
 
     DisposeRgn( rgn ) ;
@@ -1507,13 +1733,14 @@ bool wxWindowMac::SetCursor(const wxCursor& cursor)
         CGrafPtr savePort ;
         Boolean swapped = QDSwapPort( GetWindowPort( window ) , &savePort ) ;
 
-        // TODO If we ever get a GetCurrentEvent.. replacement for the mouse
-        // position, use it...
+        // TODO: If we ever get a GetCurrentEvent... replacement
+        // for the mouse position, use it...
 
         Point pt ;
-        GetMouse( &pt ) ;
         ControlPartCode part ;
         ControlRef control ;
+
+        GetMouse( &pt ) ;
         control = wxMacFindControlUnderMouse( tlw , pt , window , &part ) ;
         if ( control )
             mouseWin = wxFindControlFromMacControl( control ) ;
@@ -1534,7 +1761,7 @@ bool wxWindowMac::DoPopupMenu(wxMenu *menu, int x, int y)
     menu->SetInvokingWindow(this);
     menu->UpdateUI();
 
-    if ( x == -1 && y == -1 )
+    if ( x == wxDefaultCoord && y == wxDefaultCoord )
     {
         wxPoint mouse = wxGetMousePosition();
         x = mouse.x;
@@ -1549,19 +1776,23 @@ bool wxWindowMac::DoPopupMenu(wxMenu *menu, int x, int y)
     long menuResult = ::PopUpMenuSelect((MenuHandle) menu->GetHMenu() , y, x, 0) ;
     if ( HiWord(menuResult) != 0 )
     {
-        MenuCommand id ;
-        GetMenuItemCommandID( GetMenuHandle(HiWord(menuResult)) , LoWord(menuResult) , &id ) ;
+        MenuCommand macid;
+        GetMenuItemCommandID( GetMenuHandle(HiWord(menuResult)) , LoWord(menuResult) , &macid );
+        int id = wxMacCommandToId( macid );
         wxMenuItem* item = NULL ;
         wxMenu* realmenu ;
-        item = menu->FindItem(id, &realmenu) ;
-        if (item->IsCheckable())
-            item->Check( !item->IsChecked() ) ;
+        item = menu->FindItem( id, &realmenu ) ;
+        if ( item )
+        {
+            if (item->IsCheckable())
+                item->Check( !item->IsChecked() ) ;
 
-        menu->SendEvent( id , item->IsCheckable() ? item->IsChecked() : -1 ) ;
+            menu->SendEvent( id , item->IsCheckable() ? item->IsChecked() : -1 ) ;
+        }
     }
 
     menu->MacAfterDisplay( true ) ;
-    menu->SetInvokingWindow(NULL);
+    menu->SetInvokingWindow( NULL );
 
   return true;
 }
@@ -1602,11 +1833,13 @@ void wxWindowMac::MacInvalidateBorders()
     // now we know that we have something to do at all
 
     // as the borders are drawn on the parent we have to properly invalidate all these areas
-    RgnHandle   updateInner = NewRgn() ,
-                updateOuter = NewRgn() ;
+    RgnHandle updateInner , updateOuter;
+    Rect rect ;
 
     // this rectangle is in HIViewCoordinates under OSX and in Window Coordinates under Carbon
-    Rect rect ;
+    updateInner = NewRgn() ;
+    updateOuter = NewRgn() ;
+
     m_peer->GetRect( &rect ) ;
     RectRgn( updateInner, &rect ) ;
     InsetRect( &rect , -outerBorder , -outerBorder ) ;
@@ -1621,107 +1854,8 @@ void wxWindowMac::MacInvalidateBorders()
         InvalWindowRgn( tlw , updateOuter ) ;
 #endif
 
-    DisposeRgn(updateOuter) ;
-    DisposeRgn(updateInner) ;
-
-#if 0
-    RgnHandle updateInner = NewRgn() , updateOuter = NewRgn() ;
-    RectRgn( updateInner , &rect ) ;
-    InsetRect( &rect , -4 , -4 ) ;
-    RectRgn( updateOuter , &rect ) ;
-    DiffRgn( updateOuter , updateInner , updateOuter ) ;
-    wxPoint parent(0, 0);
-    GetParent()->MacWindowToRootWindow( &parent.x , &parent.y ) ;
-    parent -= GetParent()->GetClientAreaOrigin() ;
-    OffsetRgn( updateOuter , -parent.x , -parent.y ) ;
-    GetParent()->m_peer->SetNeedsDisplay( true , updateOuter ) ;
-    DisposeRgn(updateOuter) ;
-    DisposeRgn(updateInner) ;
-#endif
-
-#if 0
-    if ( m_peer )
-    {
-        // deleting a window while it is shown invalidates
-        // the region occupied by border or focus
-
-        if ( IsShown() && ( outerBorder > 0 ) )
-        {
-            // as the borders are drawn on the parent we have to properly invalidate all these areas
-            RgnHandle updateInner = NewRgn() , updateOuter = NewRgn() , updateTotal = NewRgn() ;
-
-            Rect rect ;
-
-            m_peer->GetRect( &rect ) ;
-            RectRgn( updateInner , &rect ) ;
-            InsetRect( &rect , -outerBorder , -outerBorder ) ;
-            RectRgn( updateOuter , &rect ) ;
-            DiffRgn( updateOuter , updateInner ,updateOuter ) ;
-            wxPoint parent(0, 0);
-            GetParent()->MacWindowToRootWindow( &parent.x , &parent.y ) ;
-            parent -= GetParent()->GetClientAreaOrigin() ;
-            OffsetRgn( updateOuter , -parent.x , -parent.y ) ;
-            CopyRgn( updateOuter , updateTotal ) ;
-
-            GetParent()->m_peer->SetNeedsDisplay( true , updateTotal ) ;
-            DisposeRgn(updateOuter) ;
-            DisposeRgn(updateInner) ;
-            DisposeRgn(updateTotal) ;
-        }
-    }
-#endif
-
-#if 0
-    Rect r = wxMacGetBoundsForControl(this , wxPoint( actualX,actualY), wxSize( actualWidth, actualHeight ) , false ) ;
-
-    int outerBorder = MacGetLeftBorderSize() ;
-    if ( m_peer->NeedsFocusRect() && m_peer->HasFocus() )
-        outerBorder += 4 ;
-
-    if ( vis && ( outerBorder > 0 ) )
-    {
-        // as the borders are drawn on the parent we have to properly invalidate all these areas
-        RgnHandle updateInner = NewRgn() , updateOuter = NewRgn() , updateTotal = NewRgn() ;
-
-        Rect rect ;
-
-        m_peer->GetRect( &rect ) ;
-        RectRgn( updateInner , &rect ) ;
-        InsetRect( &rect , -outerBorder , -outerBorder ) ;
-        RectRgn( updateOuter , &rect ) ;
-        DiffRgn( updateOuter , updateInner ,updateOuter ) ;
-
-/*
-        wxPoint parent(0, 0);
-#if TARGET_API_MAC_OSX
-        // no offsetting needed when compositing
-#else
-        GetParent()->MacWindowToRootWindow( &parent.x , &parent.y ) ;
-        parent -= GetParent()->GetClientAreaOrigin() ;
-        OffsetRgn( updateOuter , -parent.x , -parent.y ) ;
-#endif
-*/
-
-        CopyRgn( updateOuter , updateTotal ) ;
-
-        rect = r ;
-        RectRgn( updateInner , &rect ) ;
-        InsetRect( &rect , -outerBorder , -outerBorder ) ;
-        RectRgn( updateOuter , &rect ) ;
-        DiffRgn( updateOuter , updateInner , updateOuter ) ;
-
-/*
-        OffsetRgn( updateOuter , -parent.x , -parent.y ) ;
-*/
-
-        UnionRgn( updateOuter , updateTotal , updateTotal ) ;
-
-        GetParent()->m_peer->SetNeedsDisplay( updateTotal  ) ;
-        DisposeRgn(updateOuter) ;
-        DisposeRgn(updateInner) ;
-        DisposeRgn(updateTotal) ;
-    }
-#endif
+    DisposeRgn( updateOuter ) ;
+    DisposeRgn( updateInner ) ;
 }
 
 void wxWindowMac::DoMoveWindow(int x, int y, int width, int height)
@@ -1873,12 +2007,15 @@ void wxWindowMac::DoSetSize(int x, int y, int width, int height, int sizeFlags)
         return;
     }
 
-    if ( x == wxDefaultCoord && !(sizeFlags & wxSIZE_ALLOW_MINUS_ONE) )
-        x = currentX;
-    if ( y == wxDefaultCoord && !(sizeFlags & wxSIZE_ALLOW_MINUS_ONE) )
-        y = currentY;
+    if ( !(sizeFlags & wxSIZE_ALLOW_MINUS_ONE) )
+    {
+        if ( x == wxDefaultCoord )
+            x = currentX;
+        if ( y == wxDefaultCoord )
+            y = currentY;
+    }
 
-    AdjustForParentClientOrigin(x, y, sizeFlags);
+    AdjustForParentClientOrigin( x, y, sizeFlags );
 
     wxSize size = wxDefaultSize;
     if ( width == wxDefaultCoord )
@@ -1912,7 +2049,7 @@ void wxWindowMac::DoSetSize(int x, int y, int width, int height, int sizeFlags)
         }
     }
 
-    DoMoveWindow(x, y, width, height);
+    DoMoveWindow( x, y, width, height );
 }
 
 wxPoint wxWindowMac::GetClientAreaOrigin() const
@@ -1970,20 +2107,13 @@ bool wxWindowMac::Show(bool show)
     if ( !wxWindowBase::Show(show) )
         return false;
 
-    // TODO use visibilityChanged Carbon Event for OSX
+    // TODO: use visibilityChanged Carbon Event for OSX
     if ( m_peer )
         m_peer->SetVisibility( show , true ) ;
 
     if ( former != MacIsReallyShown() )
         MacPropagateVisibilityChanged() ;
 
-#if 1
-    // patch from Sailesh Agrawal
-    wxShowEvent eventShow(GetId(), show);
-    eventShow.SetEventObject(this);
-    GetEventHandler()->ProcessEvent(eventShow);
-#endif
-
     return true;
 }
 
@@ -2321,8 +2451,8 @@ void wxWindowMac::MacPaintBorders( int leftOrigin , int rightOrigin )
     bool hasFocus = m_peer->NeedsFocusRect() && m_peer->HasFocus() ;
     bool hasBothScrollbars = (m_hScrollBar && m_hScrollBar->IsShown()) && (m_vScrollBar && m_vScrollBar->IsShown()) ;
 
-    m_peer->GetRect( &rect ) ;
     // back to the surrounding frame rectangle
+    m_peer->GetRect( &rect ) ;
     InsetRect( &rect, -1 , -1 ) ;
 
 #if wxMAC_USE_CORE_GRAPHICS && MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_3
@@ -2332,7 +2462,7 @@ void wxWindowMac::MacPaintBorders( int leftOrigin , int rightOrigin )
             rect.bottom - rect.top ) ;
 
         HIThemeFrameDrawInfo info ;
-        memset( &info, 0 , sizeof( info ) ) ;
+        memset( &info, 0 , sizeof(info) ) ;
 
         info.version = 0 ;
         info.kind = 0 ;
@@ -2414,19 +2544,18 @@ void wxWindowMac::RemoveChild( wxWindowBase *child )
 void wxWindowMac::SetScrollbar(int orient, int pos, int thumbVisible,
     int range, bool refresh)
 {
+    bool showScroller;
+    bool triggerSizeEvent = false;
+
     if ( orient == wxHORIZONTAL )
     {
         if ( m_hScrollBar )
         {
-            if ( range == 0 || thumbVisible >= range )
+            showScroller = ((range != 0) && (range > thumbVisible));
+            if ( m_hScrollBar->IsShown() != showScroller )
             {
-                if ( m_hScrollBar->IsShown() )
-                    m_hScrollBar->Show(false) ;
-            }
-            else
-            {
-                if ( !m_hScrollBar->IsShown() )
-                    m_hScrollBar->Show(true) ;
+                m_hScrollBar->Show( showScroller );
+                triggerSizeEvent = true;
             }
 
             m_hScrollBar->SetScrollbar( pos , thumbVisible , range , thumbVisible , refresh ) ;
@@ -2436,15 +2565,11 @@ void wxWindowMac::SetScrollbar(int orient, int pos, int thumbVisible,
     {
         if ( m_vScrollBar )
         {
-            if ( range == 0 || thumbVisible >= range )
-            {
-                if ( m_vScrollBar->IsShown() )
-                    m_vScrollBar->Show(false) ;
-            }
-            else
+            showScroller = ((range != 0) && (range > thumbVisible));
+            if ( m_vScrollBar->IsShown() != showScroller )
             {
-                if ( !m_vScrollBar->IsShown() )
-                    m_vScrollBar->Show(true) ;
+                m_vScrollBar->Show( showScroller ) ;
+                triggerSizeEvent = true;
             }
 
             m_vScrollBar->SetScrollbar( pos , thumbVisible , range , thumbVisible , refresh ) ;
@@ -2452,6 +2577,12 @@ void wxWindowMac::SetScrollbar(int orient, int pos, int thumbVisible,
     }
 
     MacRepositionScrollBars() ;
+    if ( triggerSizeEvent )
+    {
+        wxSizeEvent event(GetSize(), m_windowId);
+        event.SetEventObject(this);
+        GetEventHandler()->ProcessEvent(event);
+    }
 }
 
 // Does a physical scroll
@@ -2468,14 +2599,14 @@ void wxWindowMac::ScrollWindow(int dx, int dy, const wxRect *rect)
     {
         // note there currently is a bug in OSX which makes inefficient refreshes in case an entire control
         // area is scrolled, this does not occur if width and height are 2 pixels less,
-        // TODO write optimal workaround
+        // TODO: write optimal workaround
         wxRect scrollrect( MacGetLeftBorderSize() , MacGetTopBorderSize() , width , height ) ;
         if ( rect )
             scrollrect.Intersect( *rect ) ;
 
         if ( m_peer->GetNeedsDisplay() )
         {
-            // becuase HIViewScrollRect does not scroll the already invalidated area we have two options
+            // because HIViewScrollRect does not scroll the already invalidated area we have two options:
             // either immediate redraw or full invalidate
 #if 1
             // is the better overall solution, as it does not slow down scrolling
@@ -2671,9 +2802,8 @@ void wxWindowMac::OnSetFocus( wxFocusEvent& event )
             rect.bottom += pt.y ;
         }
 
-        DrawThemeFocusRect( &rect , bIsFocusEvent ) ;
-
         bool bIsFocusEvent = (event.GetEventType() == wxEVT_SET_FOCUS);
+        DrawThemeFocusRect( &rect , bIsFocusEvent ) ;
         if ( !bIsFocusEvent )
         {
             // as this erases part of the frame we have to redraw borders
@@ -3294,8 +3424,8 @@ Rect wxMacGetBoundsForControl( wxWindow* window , const wxPoint& pos , const wxS
 {
     int x, y, w, h ;
 
-    window->MacGetBoundsForControl( pos , size , x , y, w, h , adjustForOrigin) ;
-    Rect bounds =  { y, x, y + h, x + w };
+    window->MacGetBoundsForControl( pos , size , x , y, w, h , adjustForOrigin ) ;
+    Rect bounds = { y, x, y + h, x + w };
 
     return bounds ;
 }
@@ -3308,7 +3438,6 @@ wxInt32 wxWindowMac::MacControlHit(WXEVENTHANDLERREF WXUNUSED(handler) , WXEVENT
 bool wxWindowMac::Reparent(wxWindowBase *newParentBase)
 {
     wxWindowMac *newParent = (wxWindowMac *)newParentBase;
-
     if ( !wxWindowBase::Reparent(newParent) )
         return false;