+#include "wx/defs.h"
+
+#if wxUSE_TEXTCTRL
+
+#ifdef __DARWIN__
+ #include <sys/types.h>
+ #include <sys/stat.h>
+#else
+ #include <stat.h>
+#endif
+#include <fstream.h>
+
+#include "wx/app.h"
+#include "wx/dc.h"
+#include "wx/button.h"
+#include "wx/panel.h"
+#include "wx/textctrl.h"
+#include "wx/notebook.h"
+#include "wx/tabctrl.h"
+#include "wx/settings.h"
+#include "wx/filefn.h"
+#include "wx/utils.h"
+
+#if defined(__BORLANDC__) && !defined(__WIN32__)
+ #include <alloc.h>
+#elif !defined(__MWERKS__) && !defined(__GNUWIN32) && !defined(__DARWIN__)
+ #include <malloc.h>
+#endif
+
+#include "wx/mac/uma.h"
+
+#define wxUSE_MLTE 0
+
+#if wxUSE_MLTE == 0 // old textctrl implementation
+
+#if !USE_SHARED_LIBRARY
+IMPLEMENT_DYNAMIC_CLASS(wxTextCtrl, wxControl)
+
+BEGIN_EVENT_TABLE(wxTextCtrl, wxControl)
+ EVT_DROP_FILES(wxTextCtrl::OnDropFiles)
+ EVT_CHAR(wxTextCtrl::OnChar)
+ EVT_MENU(wxID_CUT, wxTextCtrl::OnCut)
+ EVT_MENU(wxID_COPY, wxTextCtrl::OnCopy)
+ EVT_MENU(wxID_PASTE, wxTextCtrl::OnPaste)
+ EVT_MENU(wxID_UNDO, wxTextCtrl::OnUndo)
+ EVT_MENU(wxID_REDO, wxTextCtrl::OnRedo)
+
+ EVT_UPDATE_UI(wxID_CUT, wxTextCtrl::OnUpdateCut)
+ EVT_UPDATE_UI(wxID_COPY, wxTextCtrl::OnUpdateCopy)
+ EVT_UPDATE_UI(wxID_PASTE, wxTextCtrl::OnUpdatePaste)
+ EVT_UPDATE_UI(wxID_UNDO, wxTextCtrl::OnUpdateUndo)
+ EVT_UPDATE_UI(wxID_REDO, wxTextCtrl::OnUpdateRedo)
+END_EVENT_TABLE()
+#endif
+
+// Text item
+wxTextCtrl::wxTextCtrl()
+{
+}
+
+const short kVerticalMargin = 2 ;
+const short kHorizontalMargin = 2 ;
+
+bool wxTextCtrl::Create(wxWindow *parent, wxWindowID id,
+ const wxString& st,
+ const wxPoint& pos,
+ const wxSize& size, long style,
+ const wxValidator& validator,
+ const wxString& name)
+{
+ // base initialization
+ if ( !CreateBase(parent, id, pos, size, style, validator, name) )
+ return FALSE;
+
+ wxSize mySize = size ;
+ if ( UMAHasAppearance() )
+ {
+ m_macHorizontalBorder = 5 ; // additional pixels around the real control
+ m_macVerticalBorder = 5 ;
+ }
+ else
+ {
+ m_macHorizontalBorder = 0 ; // additional pixels around the real control
+ m_macVerticalBorder = 0 ;
+ }
+
+
+ Rect bounds ;
+ Str255 title ;
+
+ if ( mySize.y == -1 )
+ {
+ if ( UMAHasAppearance() )
+ mySize.y = 13 ;
+ else
+ mySize.y = 24 ;
+
+ mySize.y += 2 * m_macVerticalBorder ;
+ }
+
+ MacPreControlCreate( parent , id , "" , pos , mySize ,style, validator , name , &bounds , title ) ;
+
+ if ( m_windowStyle & wxTE_MULTILINE )
+ {
+ wxASSERT_MSG( !(m_windowStyle & wxTE_PROCESS_ENTER),
+ wxT("wxTE_PROCESS_ENTER style is ignored for multiline text controls (they always process it)") );
+
+ m_windowStyle |= wxTE_PROCESS_ENTER;
+ }
+
+
+ m_macControl = ::NewControl( parent->MacGetRootWindow() , &bounds , "\p" , true , 0 , 0 , 1,
+ ( style & wxTE_PASSWORD ) ? kControlEditTextPasswordProc : kControlEditTextProc , (long) this ) ;
+ MacPostControlCreate() ;
+
+ wxString value ;
+
+ {
+ TEHandle teH ;
+ long size ;
+
+ ::GetControlData( m_macControl , 0, kControlEditTextTEHandleTag , sizeof( TEHandle ) , (char*) &teH , &size ) ;
+ (*teH)->lineHeight = -1 ;
+ }
+
+ if( wxApp::s_macDefaultEncodingIsPC )
+ value = wxMacMakeMacStringFromPC( st ) ;
+ else
+ value = st ;
+ ::SetControlData( m_macControl, 0, ( m_windowStyle & wxTE_PASSWORD ) ? kControlEditTextPasswordTag : kControlEditTextTextTag , value.Length() , (char*) ((const char*)value) ) ;
+
+ return TRUE;
+}
+
+wxString wxTextCtrl::GetValue() const
+{
+ Size actualsize;
+ ::GetControlData( m_macControl, 0, ( m_windowStyle & wxTE_PASSWORD ) ? kControlEditTextPasswordTag : kControlEditTextTextTag , 32767 , wxBuffer , &actualsize) ;
+ wxBuffer[actualsize] = 0 ;
+ if( wxApp::s_macDefaultEncodingIsPC )
+ return wxMacMakePCStringFromMac( wxBuffer ) ;
+ else
+ return wxString(wxBuffer);
+}
+
+void wxTextCtrl::GetSelection(long* from, long* to) const
+{
+ ControlEditTextSelectionRec selection ;
+ TEHandle teH ;
+ long size ;
+
+ ::GetControlData( m_macControl , 0, kControlEditTextTEHandleTag , sizeof( TEHandle ) , (char*) &teH , &size ) ;
+
+ *from = (**teH).selStart;
+ *to = (**teH).selEnd;
+}
+
+void wxTextCtrl::SetValue(const wxString& st)
+{
+ wxString value ;
+
+ if( wxApp::s_macDefaultEncodingIsPC )
+ value = wxMacMakeMacStringFromPC( st ) ;
+ else
+ value = st ;
+ ::SetControlData( m_macControl, 0, ( m_windowStyle & wxTE_PASSWORD ) ? kControlEditTextPasswordTag : kControlEditTextTextTag , value.Length() , (char*) ((const char*)value) ) ;
+ WindowRef window = MacGetRootWindow() ;
+ 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->IsTopLevel() )
+ {
+// ::SetThemeWindowBackground( win->MacGetRootWindow() , kThemeBrushDialogBackgroundActive , false ) ;
+ break ;
+ }
+
+ if( parent->IsKindOf( CLASSINFO( wxNotebook ) ) || parent->IsKindOf( CLASSINFO( wxTabCtrl ) ))
+ {
+ if ( ((wxControl*)parent)->GetMacControl() )
+ SetUpControlBackground( ((wxControl*)parent)->GetMacControl() , -1 , true ) ;
+ break ;
+ }
+
+ parent = parent->GetParent() ;
+ }
+
+ UMADrawControl( m_macControl ) ;
+// ::SetThemeWindowBackground( win->MacGetWindowData()->m_macWindow , win->MacGetWindowData()->m_macWindowBackgroundTheme , false ) ;
+ }
+ }
+}
+
+// Clipboard operations
+void wxTextCtrl::Copy()
+{
+ if (CanCopy())
+ {
+ TEHandle teH ;
+ long size ;
+
+ ::GetControlData( m_macControl , 0, kControlEditTextTEHandleTag , sizeof( TEHandle ) , (char*) &teH , &size ) ;
+ TECopy( teH ) ;
+ ClearCurrentScrap();
+ TEToScrap() ;
+ }
+}
+
+void wxTextCtrl::Cut()
+{
+ if (CanCut())
+ {
+ TEHandle teH ;
+ long size ;
+
+ ::GetControlData( m_macControl , 0, kControlEditTextTEHandleTag , sizeof( TEHandle ) , (char*) &teH , &size ) ;
+ TECut( teH ) ;
+ ClearCurrentScrap();
+ TEToScrap() ;
+ // MacInvalidateControl() ;
+ }
+}
+
+void wxTextCtrl::Paste()
+{
+ if (CanPaste())
+ {
+ TEHandle teH ;
+ long size ;
+
+ ::GetControlData( m_macControl , 0, kControlEditTextTEHandleTag , sizeof( TEHandle ) , (char*) &teH , &size ) ;
+ TEFromScrap() ;
+ TEPaste( teH ) ;
+ WindowRef window = MacGetRootWindow() ;
+ 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->IsTopLevel() )
+ {
+// ::SetThemeWindowBackground( win->MacGetWindowData()->m_macWindow , kThemeBrushDialogBackgroundActive , false ) ;
+ break ;
+ }
+
+ if( parent->IsKindOf( CLASSINFO( wxNotebook ) ) || parent->IsKindOf( CLASSINFO( wxTabCtrl ) ))
+ {
+ if ( ((wxControl*)parent)->GetMacControl() )
+ SetUpControlBackground( ((wxControl*)parent)->GetMacControl() , -1 , true ) ;
+ break ;
+ }
+
+ parent = parent->GetParent() ;
+ }
+
+ UMADrawControl( m_macControl ) ;
+// ::SetThemeWindowBackground( win->MacGetWindowData()->m_macWindow , win->MacGetWindowData()->m_macWindowBackgroundTheme , false ) ;
+ }
+ }
+ }
+}
+
+bool wxTextCtrl::CanCopy() const
+{
+ // Can copy if there's a selection
+ long from, to;
+ GetSelection(& from, & to);
+ return (from != to);
+}
+
+bool wxTextCtrl::CanCut() const
+{
+ // Can cut if there's a selection
+ long from, to;
+ GetSelection(& from, & to);
+ return (from != to);
+}
+
+bool wxTextCtrl::CanPaste() const
+{
+ if (!IsEditable())
+ return FALSE;
+
+ long offset ;
+#if TARGET_CARBON
+ OSStatus err = noErr;
+ ScrapRef scrapRef;
+
+ err = GetCurrentScrap( &scrapRef );
+ if ( err != noTypeErr && err != memFullErr )
+ {
+ ScrapFlavorFlags flavorFlags;
+ Size byteCount;
+
+ if (( err = GetScrapFlavorFlags( scrapRef, 'TEXT', &flavorFlags )) == noErr)
+ {
+ if (( err = GetScrapFlavorSize( scrapRef, 'TEXT', &byteCount )) == noErr)
+ {
+ return TRUE ;
+ }
+ }
+ }
+ return FALSE;
+
+#else
+ if ( GetScrap( NULL , 'TEXT' , &offset ) > 0 )
+ {
+ return TRUE ;
+ }
+#endif
+ return FALSE ;
+}
+
+void wxTextCtrl::SetEditable(bool editable)
+{
+ if ( editable )
+ UMAActivateControl( m_macControl ) ;
+ else
+ UMADeactivateControl( m_macControl ) ;
+}
+
+void wxTextCtrl::SetInsertionPoint(long pos)
+{
+ SetSelection( pos , pos ) ;
+}
+
+void wxTextCtrl::SetInsertionPointEnd()
+{
+ long pos = GetLastPosition();
+ SetInsertionPoint(pos);
+}
+
+long wxTextCtrl::GetInsertionPoint() const
+{
+ ControlEditTextSelectionRec selection ;
+ TEHandle teH ;
+ long size ;
+
+ ::GetControlData( m_macControl , 0, kControlEditTextTEHandleTag , sizeof( TEHandle ) , (char*) &teH , &size ) ;
+// ::GetControlData( m_macControl , 0, kControlEditTextSelectionTag , sizeof( selection ) , (char*) &selection , &size ) ;
+ return (**teH).selStart ;
+}
+
+long wxTextCtrl::GetLastPosition() const
+{
+ ControlEditTextSelectionRec selection ;
+ TEHandle teH ;
+ long size ;
+
+ ::GetControlData( m_macControl , 0, kControlEditTextTEHandleTag , sizeof( TEHandle ) , (char*) &teH , &size ) ;
+
+// ::GetControlData( m_macControl , 0, kControlEditTextSelectionTag , sizeof( selection ) , (char*) &selection , &size ) ;
+ return (**teH).teLength ;
+}
+
+void wxTextCtrl::Replace(long from, long to, const wxString& value)
+{
+ TEHandle teH ;
+ long size ;
+
+ ControlEditTextSelectionRec selection ;
+
+ selection.selStart = from ;
+ selection.selEnd = to ;
+ ::SetControlData( m_macControl , 0, kControlEditTextSelectionTag , sizeof( selection ) , (char*) &selection ) ;
+ ::GetControlData( m_macControl , 0, kControlEditTextTEHandleTag , sizeof( TEHandle ) , (char*) &teH , &size ) ;
+ TESetSelect( from , to , teH ) ;
+ TEDelete( teH ) ;
+ TEInsert( value , value.Length() , teH ) ;
+ Refresh() ;
+}
+
+void wxTextCtrl::Remove(long from, long to)
+{
+ TEHandle teH ;
+ long size ;
+
+ ControlEditTextSelectionRec selection ;
+
+ selection.selStart = from ;
+ selection.selEnd = to ;
+ ::SetControlData( m_macControl , 0, kControlEditTextSelectionTag , sizeof( selection ) , (char*) &selection ) ;
+ ::GetControlData( m_macControl , 0, kControlEditTextTEHandleTag , sizeof( TEHandle ) , (char*) &teH , &size ) ;
+ TEDelete( teH ) ;
+ Refresh() ;
+}
+
+void wxTextCtrl::SetSelection(long from, long to)
+{
+ ControlEditTextSelectionRec selection ;
+ TEHandle teH ;
+ long size ;
+
+ ::GetControlData( m_macControl , 0, kControlEditTextTEHandleTag , sizeof( TEHandle ) , (char*) &teH , &size ) ;
+
+ selection.selStart = from ;
+ selection.selEnd = to ;
+
+ ::SetControlData( m_macControl , 0, kControlEditTextSelectionTag , sizeof( selection ) , (char*) &selection ) ;
+ TESetSelect( selection.selStart , selection.selEnd , teH ) ;
+}
+
+bool wxTextCtrl::LoadFile(const wxString& file)
+{
+ if ( wxTextCtrlBase::LoadFile(file) )
+ {
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
+void wxTextCtrl::WriteText(const wxString& text)
+{
+ TEHandle teH ;
+ long size ;
+
+ memcpy( wxBuffer, text , text.Length() ) ;
+ wxBuffer[text.Length() ] = 0 ;
+// wxMacConvertNewlines( wxBuffer , wxBuffer ) ;
+
+ ::GetControlData( m_macControl , 0, kControlEditTextTEHandleTag , sizeof( TEHandle ) , (char*) &teH , &size ) ;
+
+ TEInsert( wxBuffer , strlen( wxBuffer) , teH ) ;
+ Refresh() ;
+}
+
+void wxTextCtrl::AppendText(const wxString& text)
+{
+ SetInsertionPointEnd();
+ WriteText(text);
+}
+
+void wxTextCtrl::Clear()
+{
+ ::SetControlData( m_macControl, 0, ( m_windowStyle & wxTE_PASSWORD ) ? kControlEditTextPasswordTag : kControlEditTextTextTag , 0 , (char*) ((const char*)NULL) ) ;
+ Refresh() ;
+}
+
+bool wxTextCtrl::IsModified() const
+{
+ return TRUE;
+}
+
+bool wxTextCtrl::IsEditable() const
+{
+ return IsEnabled();
+}
+
+bool wxTextCtrl::AcceptsFocus() const
+{
+ // we don't want focus if we can't be edited
+ return IsEditable() && wxControl::AcceptsFocus();
+}
+
+wxSize wxTextCtrl::DoGetBestSize() const
+{
+ int wText = 100 ;
+
+ int hText ;
+ if ( UMAHasAppearance() )
+ hText = 13 ;
+ else
+ hText = 24 ;
+ hText += 2 * m_macHorizontalBorder ;
+/*
+ int cx, cy;
+ wxGetCharSize(GetHWND(), &cx, &cy, &GetFont());
+
+ int wText = DEFAULT_ITEM_WIDTH;
+
+ int hText = EDIT_HEIGHT_FROM_CHAR_HEIGHT(cy);
+
+ return wxSize(wText, hText);
+*/
+ if ( m_windowStyle & wxTE_MULTILINE )
+ {
+ hText *= wxMin(GetNumberOfLines(), 5);
+ }
+ //else: for single line control everything is ok
+ return wxSize(wText, hText);
+}
+
+// ----------------------------------------------------------------------------
+// Undo/redo
+// ----------------------------------------------------------------------------
+
+void wxTextCtrl::Undo()
+{
+ if (CanUndo())
+ {
+ }
+}
+
+void wxTextCtrl::Redo()
+{
+ if (CanRedo())
+ {
+ }
+}
+
+bool wxTextCtrl::CanUndo() const
+{
+ return FALSE ;
+}
+
+bool wxTextCtrl::CanRedo() const
+{
+ return FALSE ;
+}
+
+// Makes 'unmodified'
+void wxTextCtrl::DiscardEdits()
+{
+ // TODO
+}
+
+int wxTextCtrl::GetNumberOfLines() const
+{
+ Size actualsize;
+ ::GetControlData( m_macControl, 0, ( m_windowStyle & wxTE_PASSWORD ) ? kControlEditTextPasswordTag : kControlEditTextTextTag , 32767 , wxBuffer , &actualsize) ;
+
+ int count = 1;
+ for (int i = 0; i < actualsize; i++)
+ {
+ if (wxBuffer[i] == '\r') count++;
+ }
+
+ return count;
+}
+
+long wxTextCtrl::XYToPosition(long x, long y) const
+{
+ // TODO
+ return 0;
+}
+
+bool wxTextCtrl::PositionToXY(long pos, long *x, long *y) const
+{
+ return FALSE ;
+}
+
+void wxTextCtrl::ShowPosition(long pos)
+{
+ // TODO
+}
+
+int wxTextCtrl::GetLineLength(long lineNo) const
+{
+ Size actualsize;
+ ::GetControlData( m_macControl, 0, ( m_windowStyle & wxTE_PASSWORD ) ? kControlEditTextPasswordTag : kControlEditTextTextTag , 32767 , wxBuffer , &actualsize) ;
+
+ // Find line first
+ int count = 0;
+ for (int i = 0; i < actualsize; i++)
+ {
+ if (count == lineNo)
+ {
+ // Count chars in line then
+ count = 0;
+ for (int j = i; j < actualsize; j++)
+ {
+ count++;
+ if (wxBuffer[j] == '\r') return count;
+ }
+
+ return count;
+ }
+ if (wxBuffer[i] == '\r') count++;
+ }
+
+ return 0;
+}
+
+wxString wxTextCtrl::GetLineText(long lineNo) const
+{
+ Size actualsize;
+ ::GetControlData( m_macControl, 0, ( m_windowStyle & wxTE_PASSWORD ) ? kControlEditTextPasswordTag : kControlEditTextTextTag , 32767 , wxBuffer , &actualsize) ;
+
+ // Find line first
+ int count = 0;
+ for (int i = 0; i < actualsize; i++)
+ {
+ if (count == lineNo)
+ {
+ // Add chars in line then
+ wxString tmp("");
+
+ for (int j = i; j < actualsize; j++)
+ {
+ if (wxBuffer[j] == '\r')
+ return tmp;
+
+ tmp += wxBuffer[j];
+ }
+
+ return tmp;
+ }
+ if (wxBuffer[i] == '\r') count++;
+ }
+
+ return wxString("");
+}
+
+/*
+ * Text item
+ */
+
+void wxTextCtrl::Command(wxCommandEvent & event)
+{
+ SetValue (event.GetString());
+ ProcessCommand (event);
+}
+
+void wxTextCtrl::OnDropFiles(wxDropFilesEvent& event)
+{
+ // By default, load the first file into the text window.
+ if (event.GetNumberOfFiles() > 0)
+ {
+ LoadFile(event.GetFiles()[0]);
+ }
+}
+
+void wxTextCtrl::OnChar(wxKeyEvent& key_event)
+{
+ bool eat_key = FALSE;
+
+ switch ( key_event.KeyCode() )
+ {
+ case WXK_RETURN:
+ if (m_windowStyle & wxPROCESS_ENTER)
+ {
+ wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, m_windowId);
+ event.SetEventObject( this );
+ event.SetString( GetValue() );
+ if ( GetEventHandler()->ProcessEvent(event) )
+ return;
+ }
+ if ( !(m_windowStyle & wxTE_MULTILINE) )
+ {
+ wxWindow *parent = GetParent();
+ while( parent && !parent->IsTopLevel() && parent->GetDefaultItem() == NULL ) {
+ parent = parent->GetParent() ;
+ }
+ if ( parent && parent->GetDefaultItem() )
+ {
+ wxButton *def = wxDynamicCast(parent->GetDefaultItem(),
+ wxButton);
+ if ( def && def->IsEnabled() )
+ {
+ wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, def->GetId() );
+ event.SetEventObject(def);
+ def->Command(event);
+ return ;
+ }
+ }
+
+ // this will make wxWindows eat the ENTER key so that
+ // we actually prevent line wrapping in a single line
+ // text control
+ eat_key = TRUE;
+ }
+
+ break;
+
+ case WXK_TAB:
+ // always produce navigation event - even if we process TAB
+ // ourselves the fact that we got here means that the user code
+ // decided to skip processing of this TAB - probably to let it
+ // do its default job.
+ {
+ wxNavigationKeyEvent eventNav;
+ eventNav.SetDirection(!key_event.ShiftDown());
+ eventNav.SetWindowChange(key_event.ControlDown());
+ eventNav.SetEventObject(this);
+
+ if ( GetParent()->GetEventHandler()->ProcessEvent(eventNav) )
+ return;
+
+ key_event.Skip() ;
+ return;
+ }
+ break;
+ }
+
+ EventRecord *ev = wxTheApp->MacGetCurrentEvent();
+ short keychar = short(ev->message & charCodeMask);
+ if (!eat_key)
+ {
+ short keycode = short(ev->message & keyCodeMask) >> 8 ;
+ ::HandleControlKey( m_macControl , keycode , keychar , ev->modifiers );
+ }
+ if ( keychar >= 0x20 ||
+ key_event.KeyCode() == WXK_RETURN ||
+ key_event.KeyCode() == WXK_DELETE ||
+ key_event.KeyCode() == WXK_BACK)
+ {
+ wxCommandEvent event(wxEVT_COMMAND_TEXT_UPDATED, m_windowId);
+ event.SetString( GetValue() ) ;
+ event.SetEventObject( this );
+ GetEventHandler()->ProcessEvent(event);
+ }
+}
+
+// ----------------------------------------------------------------------------
+// standard handlers for standard edit menu events
+// ----------------------------------------------------------------------------
+
+void wxTextCtrl::OnCut(wxCommandEvent& event)
+{
+ Cut();
+}
+
+void wxTextCtrl::OnCopy(wxCommandEvent& event)
+{
+ Copy();
+}
+
+void wxTextCtrl::OnPaste(wxCommandEvent& event)
+{
+ Paste();
+}
+
+void wxTextCtrl::OnUndo(wxCommandEvent& event)
+{
+ Undo();
+}
+
+void wxTextCtrl::OnRedo(wxCommandEvent& event)
+{
+ Redo();
+}
+
+void wxTextCtrl::OnUpdateCut(wxUpdateUIEvent& event)
+{
+ event.Enable( CanCut() );
+}
+
+void wxTextCtrl::OnUpdateCopy(wxUpdateUIEvent& event)
+{
+ event.Enable( CanCopy() );
+}
+
+void wxTextCtrl::OnUpdatePaste(wxUpdateUIEvent& event)
+{
+ event.Enable( CanPaste() );
+}
+
+void wxTextCtrl::OnUpdateUndo(wxUpdateUIEvent& event)
+{
+ event.Enable( CanUndo() );
+}
+
+void wxTextCtrl::OnUpdateRedo(wxUpdateUIEvent& event)
+{
+ event.Enable( CanRedo() );
+}
+