[wxWidgets.git] / src / mac / textctrl.cpp

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

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

#ifndef __WXMAC__
#include <sys/types.h>
#include <sys/stat.h>
#else
#include <stat.h>
#endif
#include <fstream.h>

#include "wx/textctrl.h"
#include "wx/settings.h"
#include "wx/filefn.h"
#include "wx/utils.h"

#if defined(__BORLANDC__) && !defined(__WIN32__)
#include <alloc.h>
#else
#ifndef __MWERKS__
#ifndef __GNUWIN32__
#include <malloc.h>
#endif
#endif
#endif

#include "wx/mac/uma.h"

#if !USE_SHARED_LIBRARY
IMPLEMENT_DYNAMIC_CLASS(wxTextCtrl, wxControl)

BEGIN_EVENT_TABLE(wxTextCtrl, wxControl)
	EVT_DROP_FILES(wxTextCtrl::OnDropFiles)
	EVT_CHAR(wxTextCtrl::OnChar)
END_EVENT_TABLE()
#endif

// Text item
wxTextCtrl::wxTextCtrl()
#ifndef NO_TEXT_WINDOW_STREAM
 :streambuf()
#endif
{
    m_fileName = "";
}

bool wxTextCtrl::Create(wxWindow *parent, wxWindowID id,
		   const wxString& st,
           const wxPoint& pos,
           const wxSize& size, long style,
           const wxValidator& validator,
           const wxString& name)
{
	m_macHorizontalBorder = 2 ; // additional pixels around the real control
	m_macVerticalBorder = 2 ;

	wxSize mySize = size ;

	Rect bounds ;
	Str255 title ;
	
	if ( mySize.y == -1 )
	{
		if ( UMAHasAppearance() )
			mySize.y = 16 ;
		else
			mySize.y = 24 ;
	}
	MacPreControlCreate( parent , id ,  "" , pos , mySize ,style, validator , name , &bounds , title ) ;

	m_macControl = UMANewControl( parent->GetMacRootWindow() , &bounds , "\p" , true , 0 , 0 , 1, 
	  	kControlEditTextProc , (long) this ) ;
	MacPostControlCreate() ;

	wxString value ;
	
	if( wxApp::s_macDefaultEncodingIsPC )
		value = wxMacMakeMacStringFromPC( st ) ;
	else
		value = st ;
	UMASetControlData( m_macControl, 0, kControlEditTextTextTag , value.Length() , (char*) ((const char*)value) ) ;

  return TRUE;
}

wxString wxTextCtrl::GetValue() const
{
	Size actualsize;
	UMAGetControlData( m_macControl, 0, kControlEditTextTextTag , 32767 , wxBuffer , &actualsize) ;
	wxBuffer[actualsize] = 0 ;
	if( wxApp::s_macDefaultEncodingIsPC )
		return wxMacMakePCStringFromMac( wxBuffer ) ;
	else
    	return wxString(wxBuffer);
}

void wxTextCtrl::SetValue(const wxString& st)
{
	wxString value ;
	
	if( wxApp::s_macDefaultEncodingIsPC )
		value = wxMacMakeMacStringFromPC( st ) ;
	else
		value = st ;
	UMASetControlData( m_macControl, 0, kControlEditTextTextTag , value.Length() , (char*) ((const char*)value) ) ;
	Refresh() ;
//	MacInvalidateControl() ;
}

void wxTextCtrl::SetSize(int x, int y, int width, int height, int sizeFlags)
{
    wxControl::SetSize( x , y , width , height , sizeFlags ) ;
}

// Clipboard operations
void wxTextCtrl::Copy()
{
   TEHandle teH ;
   long size ;
   
   UMAGetControlData( m_macControl , 0, kControlEditTextTEHandleTag , sizeof( TEHandle ) , (char*) &teH , &size ) ;
	TECopy( teH ) ;
}

void wxTextCtrl::Cut()
{
   TEHandle teH ;
   long size ;
   
   UMAGetControlData( m_macControl , 0, kControlEditTextTEHandleTag , sizeof( TEHandle ) , (char*) &teH , &size ) ;
	TECut( teH ) ;
//	MacInvalidateControl() ;
}

void wxTextCtrl::Paste()
{
   TEHandle teH ;
   long size ;
   
   UMAGetControlData( m_macControl , 0, kControlEditTextTEHandleTag , sizeof( TEHandle ) , (char*) &teH , &size ) ;
	TEPaste( teH ) ;
//	MacInvalidateControl() ;
}

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 ;
   
   UMAGetControlData( m_macControl , 0, kControlEditTextTEHandleTag , sizeof( TEHandle ) , (char*) &teH , &size ) ;
//   UMAGetControlData( m_macControl , 0, kControlEditTextSelectionTag , sizeof( selection ) , (char*) &selection , &size ) ;
    return (**teH).selStart ;
}

long wxTextCtrl::GetLastPosition() const
{
   ControlEditTextSelectionRec selection ;
   TEHandle teH ;
   long size ;
   
   UMAGetControlData( m_macControl , 0, kControlEditTextTEHandleTag , sizeof( TEHandle ) , (char*) &teH , &size ) ;
   
//   UMAGetControlData( 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 ;
   	UMASetControlData( m_macControl , 0, kControlEditTextSelectionTag , sizeof( selection ) , (char*) &selection ) ;
		UMAGetControlData( m_macControl , 0, kControlEditTextTEHandleTag , sizeof( TEHandle ) , (char*) &teH , &size ) ;
   	TESetSelect( from , to  , teH ) ;
   	TEDelete( teH ) ;
		TEInsert( value , value.Length() , teH ) ;
//	MacInvalidateControl() ;
}

void wxTextCtrl::Remove(long from, long to)
{
   	TEHandle teH ;
   	long size ;
   
   	ControlEditTextSelectionRec selection ;
   
   	selection.selStart = from ;
   	selection.selEnd = to ;
   	UMASetControlData( m_macControl , 0, kControlEditTextSelectionTag , sizeof( selection ) , (char*) &selection ) ;
	UMAGetControlData( m_macControl , 0, kControlEditTextTEHandleTag , sizeof( TEHandle ) , (char*) &teH , &size ) ;
   	TEDelete( teH ) ;
//	MacInvalidateControl() ;
}

void wxTextCtrl::SetSelection(long from, long to)
{
   ControlEditTextSelectionRec selection ;
   TEHandle teH ;
   long size ;
   
   UMAGetControlData( m_macControl , 0, kControlEditTextTEHandleTag , sizeof( TEHandle ) , (char*) &teH , &size ) ;
   
   selection.selStart = from ;
   selection.selEnd = to ;
   
   UMASetControlData( m_macControl , 0, kControlEditTextSelectionTag , sizeof( selection ) , (char*) &selection ) ;
   TESetSelect( selection.selStart , selection.selEnd , teH ) ;
}

bool wxTextCtrl::LoadFile(const wxString& file)
{
    if (!wxFileExists(file))
        return FALSE;

    m_fileName = file;

    Clear();

#ifndef __WXMAC__
    ifstream input((char*) (const char*) file, ios::nocreate | ios::in);
#else
    ifstream input((char*) (const char*) file, ios::in);
#endif
    if (!input.bad())
    {
        struct stat stat_buf;
        if (stat(file, &stat_buf) < 0)
            return FALSE;
        // This may need to be a bigger buffer than the file size suggests,
        // if it's a UNIX file. Give it an extra 1000 just in case.
        char *tmp_buffer = (char*)malloc((size_t)(stat_buf.st_size+1+1000));
        long no_lines = 0;
        long pos = 0;
        while (!input.eof() && input.peek() != EOF)
        {
            input.getline(wxBuffer, 500);
	        int len = strlen(wxBuffer);
	        wxBuffer[len] = 13;
	        wxBuffer[len+1] = 10;
	        wxBuffer[len+2] = 0;
	        strcpy(tmp_buffer+pos, wxBuffer);
	        pos += strlen(wxBuffer);
	        no_lines++;
         }

         // TODO add line

         free(tmp_buffer);

         return TRUE;
    }
    return FALSE;
}

// If file is null, try saved file name first
// Returns TRUE if succeeds.
bool wxTextCtrl::SaveFile(const wxString& file)
{
    wxString theFile(file);
    if (theFile == "")
        theFile = m_fileName;
    if (theFile == "")
        return FALSE;
    m_fileName = theFile;

    ofstream output((char*) (const char*) theFile);
    if (output.bad())
	    return FALSE;

    // TODO get and save text

    return FALSE;
}

void wxTextCtrl::WriteText(const wxString& text)
{
    TEHandle teH ;
    long size ;
   
   	memcpy( wxBuffer, text , text.Length() ) ;
   	wxBuffer[text.Length() ] = 0 ;
//    wxMacConvertNewlines( wxBuffer , wxBuffer ) ;
   
    UMAGetControlData( 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()
{
    TEHandle teH ;
    long size ;
   	ControlEditTextSelectionRec selection ;
   
  	selection.selStart = 0 ;
   	selection.selEnd = 32767 ;
   
    UMASetControlData( m_macControl , 0, kControlEditTextSelectionTag , sizeof( selection ) , (char*) &selection ) ;
   
    UMAGetControlData( m_macControl , 0, kControlEditTextTEHandleTag , sizeof( TEHandle ) , (char*) &teH , &size ) ;
		TECut( teH ) ;
//	MacInvalidateControl() ;
}

bool wxTextCtrl::IsModified() const
{
    return TRUE;
}

// Makes 'unmodified'
void wxTextCtrl::DiscardEdits()
{
    // TODO
}

int wxTextCtrl::GetNumberOfLines() const
{
    // TODO
    return 0;
}

long wxTextCtrl::XYToPosition(long x, long y) const
{
    // TODO
    return 0;
}

void wxTextCtrl::PositionToXY(long pos, long *x, long *y) const
{
    // TODO
}

void wxTextCtrl::ShowPosition(long pos)
{
    // TODO
}

int wxTextCtrl::GetLineLength(long lineNo) const
{
    return GetValue().Length();
}

wxString wxTextCtrl::GetLineText(long lineNo) const
{
    return GetValue();
}

/*
 * 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& event)
{
	bool handleIt = true ;
    switch( event.KeyCode() )
    {
        case WXK_RETURN:
        {
/* Oh yes it will, because we also specify DLGC_WANTCHARS
            wxASSERT_MSG( m_windowStyle & wxTE_PROCESS_ENTER,
                          "this text ctrl should never receive return" );
*/

            if ( (m_windowStyle & wxTE_MULTILINE) == 0 )
            {
            	wxWindow* parent = GetParent() ;
            	while( parent )
            	{
            		if ( parent->GetDefaultItem() )
            		{
            			wxButton *defaultBtn = parent->GetDefaultItem() ;
							    wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, defaultBtn->GetId() );
							    event.SetEventObject(defaultBtn);
							    defaultBtn->Command(event);
            			return ;
					}
            		parent = parent->GetParent() ;
				} ;
            }
            break;
        }
        case WXK_TAB:
            // only produce navigation event if we don't process TAB ourself or
            // if it's a Shift-Tab keypress (we assume nobody will ever need
            // this key combo for himself)
            //
            // NB: Notice that Ctrl-Tab is handled elsewhere and Alt-Tab is
            //     handled by Windows
            if ( event.ShiftDown() || !(m_windowStyle & wxTE_PROCESS_TAB) )
            {
                wxNavigationKeyEvent eventNav;
                eventNav.SetDirection(!event.ShiftDown());
                eventNav.SetWindowChange(FALSE);
                eventNav.SetEventObject(this);
    
                if ( GetEventHandler()->ProcessEvent(eventNav) )
                    return;
            }
            break;
    }
    if ( handleIt )
    {
			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 ) ;
			if ( keychar >= 0x20 )
			{
      {
        wxCommandEvent event(wxEVT_COMMAND_TEXT_UPDATED, m_windowId);
        wxString val(GetValue());
        if ( !val.IsNull() )
          event.m_commandString = WXSTRINGCAST val;
        event.SetEventObject( this );
        ProcessCommand(event);
      }
			}
		}
}
// The streambuf code was partly taken from chapter 3 by Jerry Schwarz of
// AT&T's "C++ Lanuage System Release 3.0 Library Manual" - Stein Somers

//=========================================================================
// Called then the buffer is full (gcc 2.6.3) 
// or when "endl" is output (Borland 4.5)
//=========================================================================
// Class declaration using multiple inheritance doesn't work properly for
// Borland. See note in wb_text.h.
#ifndef NO_TEXT_WINDOW_STREAM
int wxTextCtrl::overflow(int c)
{
  // Make sure there is a holding area
  if ( allocate()==EOF )
  {
    wxError("Streambuf allocation failed","Internal error");
    return EOF;
  }
  
  // Verify that there are no characters in get area
  if ( gptr() && gptr() < egptr() )
  {
     wxError("Who's trespassing my get area?","Internal error");
     return EOF;
  }

  // Reset get area
  setg(0,0,0);

  // Make sure there is a put area
  if ( ! pptr() )
  {
/* This doesn't seem to be fatal so comment out error message */
//    wxError("Put area not opened","Internal error");
    setp( base(), base() );
  }

  // Determine how many characters have been inserted but no consumed
  int plen = pptr() - pbase();

  // Now Jerry relies on the fact that the buffer is at least 2 chars
  // long, but the holding area "may be as small as 1" ???
  // And we need an additional \0, so let's keep this inefficient but
  // safe copy.

  // If c!=EOF, it is a character that must also be comsumed
  int xtra = c==EOF? 0 : 1;

  // Write temporary C-string to wxTextWindow
  {
  char *txt = new char[plen+xtra+1];
  memcpy(txt, pbase(), plen);
  txt[plen] = (char)c;     // append c
  txt[plen+xtra] = '\0';   // append '\0' or overwrite c
    // If the put area already contained \0, output will be truncated there
  AppendText(txt);
    delete[] txt;
  }

  // Reset put area
  setp(pbase(), epptr());

#if defined(__WATCOMC__)
  return __NOT_EOF;
#elif defined(zapeof)     // HP-UX (all cfront based?)
  return zapeof(c);
#else
  return c!=EOF ? c : 0;  // this should make everybody happy
#endif
}

//=========================================================================
// called then "endl" is output (gcc) or then explicit sync is done (Borland)
//=========================================================================
int wxTextCtrl::sync()
{
  // Verify that there are no characters in get area
  if ( gptr() && gptr() < egptr() )
  {
     wxError("Who's trespassing my get area?","Internal error");
     return EOF;
  }

  if ( pptr() && pptr() > pbase() ) return overflow(EOF);

  return 0;
/* OLD CODE
  int len = pptr() - pbase();
  char *txt = new char[len+1];
  strncpy(txt, pbase(), len);
  txt[len] = '\0';
  (*this) << txt;
  setp(pbase(), epptr());
  delete[] txt;
  return 0;
*/
}

//=========================================================================
// Should not be called by a "ostream". Used by a "istream"
//=========================================================================
int wxTextCtrl::underflow()
{
  return EOF;
}
#endif

wxTextCtrl& wxTextCtrl::operator<<(const wxString& s)
{
    AppendText(s);
    return *this;
}

wxTextCtrl& wxTextCtrl::operator<<(float f)
{
    wxString str;
    str.Printf("%.2f", f);
    AppendText(str);
    return *this;
}

wxTextCtrl& wxTextCtrl::operator<<(double d)
{
    wxString str;
    str.Printf("%.2f", d);
    AppendText(str);
    return *this;
}

wxTextCtrl& wxTextCtrl::operator<<(int i)
{
    wxString str;
    str.Printf("%d", i);
    AppendText(str);
    return *this;
}

wxTextCtrl& wxTextCtrl::operator<<(long i)
{
    wxString str;
    str.Printf("%ld", i);
    AppendText(str);
    return *this;
}

wxTextCtrl& wxTextCtrl::operator<<(const char c)
{
    char buf[2];

    buf[0] = c;
    buf[1] = 0;
    AppendText(buf);
    return *this;
}
Commit	Line	Data
e9576ca5 SC	1	/////////////////////////////////////////////////////////////////////////////
	2	// Name: textctrl.cpp
	3	// Purpose: wxTextCtrl
	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 "textctrl.h"
	14	#endif
	15
	16	#ifndef __WXMAC__
	17	#include <sys/types.h>
	18	#include <sys/stat.h>
	19	#else
	20	#include <stat.h>
	21	#endif
	22	#include <fstream.h>
	23
	24	#include "wx/textctrl.h"
	25	#include "wx/settings.h"
	26	#include "wx/filefn.h"
	27	#include "wx/utils.h"
	28
	29	#if defined(__BORLANDC__) && !defined(__WIN32__)
	30	#include <alloc.h>
	31	#else
	32	#ifndef __MWERKS__
	33	#ifndef __GNUWIN32__
	34	#include <malloc.h>
	35	#endif
	36	#endif
	37	#endif
	38
519cb848 SC	39	#include "wx/mac/uma.h"
519cb848 SC	40
e9576ca5 SC	41	#if !USE_SHARED_LIBRARY
	42	IMPLEMENT_DYNAMIC_CLASS(wxTextCtrl, wxControl)
	43
	44	BEGIN_EVENT_TABLE(wxTextCtrl, wxControl)
	45	EVT_DROP_FILES(wxTextCtrl::OnDropFiles)
519cb848	46	EVT_CHAR(wxTextCtrl::OnChar)
e9576ca5 SC	47	END_EVENT_TABLE()
	48	#endif
	49
	50	// Text item
	51	wxTextCtrl::wxTextCtrl()
	52	#ifndef NO_TEXT_WINDOW_STREAM
	53	:streambuf()
	54	#endif
	55	{
	56	m_fileName = "";
	57	}
	58
	59	bool wxTextCtrl::Create(wxWindow *parent, wxWindowID id,
519cb848	60	const wxString& st,
e9576ca5 SC	61	const wxPoint& pos,
	62	const wxSize& size, long style,
	63	const wxValidator& validator,
	64	const wxString& name)
	65	{
519cb848 SC	66	m_macHorizontalBorder = 2 ; // additional pixels around the real control
	67	m_macVerticalBorder = 2 ;
	68
	69	wxSize mySize = size ;
	70
	71	Rect bounds ;
	72	Str255 title ;
	73
	74	if ( mySize.y == -1 )
	75	{
	76	if ( UMAHasAppearance() )
	77	mySize.y = 16 ;
	78	else
	79	mySize.y = 24 ;
	80	}
	81	MacPreControlCreate( parent , id , "" , pos , mySize ,style, validator , name , &bounds , title ) ;
	82
	83	m_macControl = UMANewControl( parent->GetMacRootWindow() , &bounds , "\p" , true , 0 , 0 , 1,
	84	kControlEditTextProc , (long) this ) ;
	85	MacPostControlCreate() ;
	86
	87	wxString value ;
	88
	89	if( wxApp::s_macDefaultEncodingIsPC )
	90	value = wxMacMakeMacStringFromPC( st ) ;
	91	else
	92	value = st ;
	93	UMASetControlData( m_macControl, 0, kControlEditTextTextTag , value.Length() , (char) ((const char)value) ) ;
	94
	95	return TRUE;
e9576ca5 SC	96	}
	97
	98	wxString wxTextCtrl::GetValue() const
	99	{
519cb848 SC	100	Size actualsize;
	101	UMAGetControlData( m_macControl, 0, kControlEditTextTextTag , 32767 , wxBuffer , &actualsize) ;
	102	wxBuffer[actualsize] = 0 ;
	103	if( wxApp::s_macDefaultEncodingIsPC )
	104	return wxMacMakePCStringFromMac( wxBuffer ) ;
	105	else
	106	return wxString(wxBuffer);
e9576ca5 SC	107	}
e9576ca5 SC	108
519cb848 SC	109	void wxTextCtrl::SetValue(const wxString& st)
	110	{
	111	wxString value ;
	112
	113	if( wxApp::s_macDefaultEncodingIsPC )
	114	value = wxMacMakeMacStringFromPC( st ) ;
	115	else
	116	value = st ;
	117	UMASetControlData( m_macControl, 0, kControlEditTextTextTag , value.Length() , (char) ((const char)value) ) ;
	118	Refresh() ;
	119	// MacInvalidateControl() ;
e9576ca5 SC	120	}
	121
	122	void wxTextCtrl::SetSize(int x, int y, int width, int height, int sizeFlags)
	123	{
519cb848	124	wxControl::SetSize( x , y , width , height , sizeFlags ) ;
e9576ca5 SC	125	}
	126
	127	// Clipboard operations
	128	void wxTextCtrl::Copy()
	129	{
519cb848 SC	130	TEHandle teH ;
	131	long size ;
	132
	133	UMAGetControlData( m_macControl , 0, kControlEditTextTEHandleTag , sizeof( TEHandle ) , (char*) &teH , &size ) ;
	134	TECopy( teH ) ;
e9576ca5 SC	135	}
	136
	137	void wxTextCtrl::Cut()
	138	{
519cb848 SC	139	TEHandle teH ;
	140	long size ;
	141
	142	UMAGetControlData( m_macControl , 0, kControlEditTextTEHandleTag , sizeof( TEHandle ) , (char*) &teH , &size ) ;
	143	TECut( teH ) ;
	144	// MacInvalidateControl() ;
e9576ca5 SC	145	}
	146
	147	void wxTextCtrl::Paste()
	148	{
519cb848 SC	149	TEHandle teH ;
	150	long size ;
	151
	152	UMAGetControlData( m_macControl , 0, kControlEditTextTEHandleTag , sizeof( TEHandle ) , (char*) &teH , &size ) ;
	153	TEPaste( teH ) ;
	154	// MacInvalidateControl() ;
e9576ca5 SC	155	}
	156
	157	void wxTextCtrl::SetEditable(bool editable)
	158	{
519cb848 SC	159	if ( editable )
	160	UMAActivateControl( m_macControl ) ;
	161	else
	162	UMADeactivateControl( m_macControl ) ;
e9576ca5 SC	163	}
	164
	165	void wxTextCtrl::SetInsertionPoint(long pos)
	166	{
519cb848	167	SetSelection( pos , pos ) ;
e9576ca5 SC	168	}
	169
	170	void wxTextCtrl::SetInsertionPointEnd()
	171	{
	172	long pos = GetLastPosition();
	173	SetInsertionPoint(pos);
	174	}
	175
	176	long wxTextCtrl::GetInsertionPoint() const
	177	{
519cb848 SC	178	ControlEditTextSelectionRec selection ;
	179	TEHandle teH ;
	180	long size ;
	181
	182	UMAGetControlData( m_macControl , 0, kControlEditTextTEHandleTag , sizeof( TEHandle ) , (char*) &teH , &size ) ;
	183	// UMAGetControlData( m_macControl , 0, kControlEditTextSelectionTag , sizeof( selection ) , (char*) &selection , &size ) ;
	184	return (**teH).selStart ;
e9576ca5 SC	185	}
	186
	187	long wxTextCtrl::GetLastPosition() const
	188	{
519cb848 SC	189	ControlEditTextSelectionRec selection ;
	190	TEHandle teH ;
	191	long size ;
	192
	193	UMAGetControlData( m_macControl , 0, kControlEditTextTEHandleTag , sizeof( TEHandle ) , (char*) &teH , &size ) ;
	194
	195	// UMAGetControlData( m_macControl , 0, kControlEditTextSelectionTag , sizeof( selection ) , (char*) &selection , &size ) ;
	196	return (**teH).teLength ;
e9576ca5 SC	197	}
	198
	199	void wxTextCtrl::Replace(long from, long to, const wxString& value)
	200	{
519cb848 SC	201	TEHandle teH ;
	202	long size ;
	203
	204	ControlEditTextSelectionRec selection ;
	205
	206	selection.selStart = from ;
	207	selection.selEnd = to ;
	208	UMASetControlData( m_macControl , 0, kControlEditTextSelectionTag , sizeof( selection ) , (char*) &selection ) ;
	209	UMAGetControlData( m_macControl , 0, kControlEditTextTEHandleTag , sizeof( TEHandle ) , (char*) &teH , &size ) ;
	210	TESetSelect( from , to , teH ) ;
	211	TEDelete( teH ) ;
	212	TEInsert( value , value.Length() , teH ) ;
	213	// MacInvalidateControl() ;
e9576ca5 SC	214	}
	215
	216	void wxTextCtrl::Remove(long from, long to)
	217	{
519cb848 SC	218	TEHandle teH ;
	219	long size ;
	220
	221	ControlEditTextSelectionRec selection ;
	222
	223	selection.selStart = from ;
	224	selection.selEnd = to ;
	225	UMASetControlData( m_macControl , 0, kControlEditTextSelectionTag , sizeof( selection ) , (char*) &selection ) ;
	226	UMAGetControlData( m_macControl , 0, kControlEditTextTEHandleTag , sizeof( TEHandle ) , (char*) &teH , &size ) ;
	227	TEDelete( teH ) ;
	228	// MacInvalidateControl() ;
e9576ca5 SC	229	}
	230
	231	void wxTextCtrl::SetSelection(long from, long to)
	232	{
519cb848 SC	233	ControlEditTextSelectionRec selection ;
	234	TEHandle teH ;
	235	long size ;
	236
	237	UMAGetControlData( m_macControl , 0, kControlEditTextTEHandleTag , sizeof( TEHandle ) , (char*) &teH , &size ) ;
	238
	239	selection.selStart = from ;
	240	selection.selEnd = to ;
	241
	242	UMASetControlData( m_macControl , 0, kControlEditTextSelectionTag , sizeof( selection ) , (char*) &selection ) ;
	243	TESetSelect( selection.selStart , selection.selEnd , teH ) ;
e9576ca5 SC	244	}
	245
	246	bool wxTextCtrl::LoadFile(const wxString& file)
	247	{
	248	if (!wxFileExists(file))
	249	return FALSE;
	250
	251	m_fileName = file;
	252
	253	Clear();
	254
	255	#ifndef __WXMAC__
	256	ifstream input((char) (const char) file, ios::nocreate \| ios::in);
	257	#else
	258	ifstream input((char) (const char) file, ios::in);
	259	#endif
	260	if (!input.bad())
	261	{
	262	struct stat stat_buf;
	263	if (stat(file, &stat_buf) < 0)
	264	return FALSE;
	265	// This may need to be a bigger buffer than the file size suggests,
	266	// if it's a UNIX file. Give it an extra 1000 just in case.
	267	char tmp_buffer = (char)malloc((size_t)(stat_buf.st_size+1+1000));
	268	long no_lines = 0;
	269	long pos = 0;
	270	while (!input.eof() && input.peek() != EOF)
	271	{
	272	input.getline(wxBuffer, 500);
	273	int len = strlen(wxBuffer);
	274	wxBuffer[len] = 13;
	275	wxBuffer[len+1] = 10;
	276	wxBuffer[len+2] = 0;
	277	strcpy(tmp_buffer+pos, wxBuffer);
	278	pos += strlen(wxBuffer);
	279	no_lines++;
	280	}
	281
	282	// TODO add line
	283
	284	free(tmp_buffer);
	285
	286	return TRUE;
	287	}
	288	return FALSE;
	289	}
	290
	291	// If file is null, try saved file name first
	292	// Returns TRUE if succeeds.
	293	bool wxTextCtrl::SaveFile(const wxString& file)
	294	{
	295	wxString theFile(file);
	296	if (theFile == "")
	297	theFile = m_fileName;
	298	if (theFile == "")
	299	return FALSE;
	300	m_fileName = theFile;
	301
	302	ofstream output((char) (const char) theFile);
	303	if (output.bad())
	304	return FALSE;
	305
	306	// TODO get and save text
	307
308	return FALSE;
309	}
310
311	void wxTextCtrl::WriteText(const wxString& text)
312	{
519cb848 SC	313	TEHandle teH ;
	314	long size ;
	315
	316	memcpy( wxBuffer, text , text.Length() ) ;
	317	wxBuffer[text.Length() ] = 0 ;
	318	// wxMacConvertNewlines( wxBuffer , wxBuffer ) ;
	319
	320	UMAGetControlData( m_macControl , 0, kControlEditTextTEHandleTag , sizeof( TEHandle ) , (char*) &teH , &size ) ;
	321
	322	TEInsert( wxBuffer , strlen( wxBuffer) , teH ) ;
	323	Refresh() ;
e9576ca5 SC	324	}
e9576ca5 SC	325
13c21be5 HH	326	void wxTextCtrl::AppendText(const wxString& text)
13c21be5 HH	327	{
519cb848 SC	328	SetInsertionPointEnd();
519cb848 SC	329	WriteText(text);
13c21be5 HH	330	}
13c21be5 HH	331
e9576ca5 SC	332	void wxTextCtrl::Clear()
e9576ca5 SC	333	{
519cb848 SC	334	TEHandle teH ;
	335	long size ;
	336	ControlEditTextSelectionRec selection ;
	337
	338	selection.selStart = 0 ;
	339	selection.selEnd = 32767 ;
	340
	341	UMASetControlData( m_macControl , 0, kControlEditTextSelectionTag , sizeof( selection ) , (char*) &selection ) ;
	342
	343	UMAGetControlData( m_macControl , 0, kControlEditTextTEHandleTag , sizeof( TEHandle ) , (char*) &teH , &size ) ;
	344	TECut( teH ) ;
	345	// MacInvalidateControl() ;
e9576ca5 SC	346	}
	347
	348	bool wxTextCtrl::IsModified() const
	349	{
519cb848	350	return TRUE;
e9576ca5 SC	351	}
	352
	353	// Makes 'unmodified'
	354	void wxTextCtrl::DiscardEdits()
	355	{
	356	// TODO
	357	}
	358
	359	int wxTextCtrl::GetNumberOfLines() const
	360	{
	361	// TODO
	362	return 0;
	363	}
	364
	365	long wxTextCtrl::XYToPosition(long x, long y) const
	366	{
	367	// TODO
	368	return 0;
	369	}
	370
	371	void wxTextCtrl::PositionToXY(long pos, long x, long y) const
	372	{
	373	// TODO
	374	}
	375
	376	void wxTextCtrl::ShowPosition(long pos)
	377	{
	378	// TODO
	379	}
	380
	381	int wxTextCtrl::GetLineLength(long lineNo) const
	382	{
519cb848	383	return GetValue().Length();
e9576ca5 SC	384	}
	385
	386	wxString wxTextCtrl::GetLineText(long lineNo) const
	387	{
519cb848	388	return GetValue();
e9576ca5 SC	389	}
	390
	391	/*
	392	* Text item
	393	*/
	394
	395	void wxTextCtrl::Command(wxCommandEvent & event)
	396	{
	397	SetValue (event.GetString());
	398	ProcessCommand (event);
	399	}
	400
	401	void wxTextCtrl::OnDropFiles(wxDropFilesEvent& event)
	402	{
	403	// By default, load the first file into the text window.
	404	if (event.GetNumberOfFiles() > 0)
	405	{
	406	LoadFile(event.GetFiles()[0]);
	407	}
	408	}
	409
519cb848 SC	410	void wxTextCtrl::OnChar(wxKeyEvent& event)
	411	{
	412	bool handleIt = true ;
	413	switch( event.KeyCode() )
	414	{
	415	case WXK_RETURN:
	416	{
	417	/* Oh yes it will, because we also specify DLGC_WANTCHARS
	418	wxASSERT_MSG( m_windowStyle & wxTE_PROCESS_ENTER,
	419	"this text ctrl should never receive return" );
	420	*/
	421
	422	if ( (m_windowStyle & wxTE_MULTILINE) == 0 )
	423	{
	424	wxWindow* parent = GetParent() ;
	425	while( parent )
	426	{
	427	if ( parent->GetDefaultItem() )
	428	{
	429	wxButton *defaultBtn = parent->GetDefaultItem() ;
	430	wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, defaultBtn->GetId() );
	431	event.SetEventObject(defaultBtn);
	432	defaultBtn->Command(event);
	433	return ;
	434	}
	435	parent = parent->GetParent() ;
	436	} ;
	437	}
	438	break;
	439	}
	440	case WXK_TAB:
	441	// only produce navigation event if we don't process TAB ourself or
	442	// if it's a Shift-Tab keypress (we assume nobody will ever need
	443	// this key combo for himself)
	444	//
	445	// NB: Notice that Ctrl-Tab is handled elsewhere and Alt-Tab is
	446	// handled by Windows
	447	if ( event.ShiftDown() \|\| !(m_windowStyle & wxTE_PROCESS_TAB) )
	448	{
	449	wxNavigationKeyEvent eventNav;
	450	eventNav.SetDirection(!event.ShiftDown());
	451	eventNav.SetWindowChange(FALSE);
	452	eventNav.SetEventObject(this);
	453
	454	if ( GetEventHandler()->ProcessEvent(eventNav) )
	455	return;
	456	}
	457	break;
	458	}
	459	if ( handleIt )
	460	{
	461	EventRecord *ev = wxTheApp->MacGetCurrentEvent() ;
	462	short keycode ;
	463	short keychar ;
	464	keychar = short(ev->message & charCodeMask);
	465	keycode = short(ev->message & keyCodeMask) >> 8 ;
	466	UMAHandleControlKey( m_macControl , keycode , keychar , ev->modifiers ) ;
	467	if ( keychar >= 0x20 )
	468	{
	469	{
	470	wxCommandEvent event(wxEVT_COMMAND_TEXT_UPDATED, m_windowId);
	471	wxString val(GetValue());
	472	if ( !val.IsNull() )
	473	event.m_commandString = WXSTRINGCAST val;
474	event.SetEventObject( this );
475	ProcessCommand(event);
476	}
477	}
478	}
479	}
e9576ca5 SC	480	// The streambuf code was partly taken from chapter 3 by Jerry Schwarz of
	481	// AT&T's "C++ Lanuage System Release 3.0 Library Manual" - Stein Somers
	482
	483	//=========================================================================
	484	// Called then the buffer is full (gcc 2.6.3)
	485	// or when "endl" is output (Borland 4.5)
	486	//=========================================================================
	487	// Class declaration using multiple inheritance doesn't work properly for
	488	// Borland. See note in wb_text.h.
	489	#ifndef NO_TEXT_WINDOW_STREAM
	490	int wxTextCtrl::overflow(int c)
	491	{
	492	// Make sure there is a holding area
	493	if ( allocate()==EOF )
	494	{
	495	wxError("Streambuf allocation failed","Internal error");
	496	return EOF;
	497	}
	498
	499	// Verify that there are no characters in get area
	500	if ( gptr() && gptr() < egptr() )
	501	{
	502	wxError("Who's trespassing my get area?","Internal error");
	503	return EOF;
	504	}
	505
	506	// Reset get area
	507	setg(0,0,0);
	508
	509	// Make sure there is a put area
	510	if ( ! pptr() )
	511	{
	512	/* This doesn't seem to be fatal so comment out error message */
	513	// wxError("Put area not opened","Internal error");
	514	setp( base(), base() );
	515	}
	516
	517	// Determine how many characters have been inserted but no consumed
	518	int plen = pptr() - pbase();
	519
	520	// Now Jerry relies on the fact that the buffer is at least 2 chars
	521	// long, but the holding area "may be as small as 1" ???
	522	// And we need an additional \0, so let's keep this inefficient but
	523	// safe copy.
	524
	525	// If c!=EOF, it is a character that must also be comsumed
	526	int xtra = c==EOF? 0 : 1;
	527
	528	// Write temporary C-string to wxTextWindow
	529	{
	530	char *txt = new char[plen+xtra+1];
	531	memcpy(txt, pbase(), plen);
	532	txt[plen] = (char)c; // append c
	533	txt[plen+xtra] = '\0'; // append '\0' or overwrite c
	534	// If the put area already contained \0, output will be truncated there
13c21be5	535	AppendText(txt);
e9576ca5 SC	536	delete[] txt;
	537	}
	538
	539	// Reset put area
	540	setp(pbase(), epptr());
	541
	542	#if defined(__WATCOMC__)
	543	return __NOT_EOF;
	544	#elif defined(zapeof) // HP-UX (all cfront based?)
	545	return zapeof(c);
	546	#else
	547	return c!=EOF ? c : 0; // this should make everybody happy
	548	#endif
	549	}
	550
	551	//=========================================================================
	552	// called then "endl" is output (gcc) or then explicit sync is done (Borland)
	553	//=========================================================================
	554	int wxTextCtrl::sync()
	555	{
	556	// Verify that there are no characters in get area
	557	if ( gptr() && gptr() < egptr() )
	558	{
	559	wxError("Who's trespassing my get area?","Internal error");
	560	return EOF;
	561	}
	562
	563	if ( pptr() && pptr() > pbase() ) return overflow(EOF);
	564
	565	return 0;
	566	/* OLD CODE
	567	int len = pptr() - pbase();
	568	char *txt = new char[len+1];
	569	strncpy(txt, pbase(), len);
	570	txt[len] = '\0';
	571	(*this) << txt;
	572	setp(pbase(), epptr());
	573	delete[] txt;
	574	return 0;
	575	*/
	576	}
	577
	578	//=========================================================================
	579	// Should not be called by a "ostream". Used by a "istream"
	580	//=========================================================================
	581	int wxTextCtrl::underflow()
	582	{
	583	return EOF;
	584	}
	585	#endif
	586
	587	wxTextCtrl& wxTextCtrl::operator<<(const wxString& s)
	588	{
13c21be5	589	AppendText(s);
e9576ca5 SC	590	return *this;
	591	}
	592
	593	wxTextCtrl& wxTextCtrl::operator<<(float f)
	594	{
	595	wxString str;
	596	str.Printf("%.2f", f);
13c21be5	597	AppendText(str);
e9576ca5 SC	598	return *this;
	599	}
	600
	601	wxTextCtrl& wxTextCtrl::operator<<(double d)
	602	{
	603	wxString str;
	604	str.Printf("%.2f", d);
13c21be5	605	AppendText(str);
e9576ca5 SC	606	return *this;
	607	}
	608
	609	wxTextCtrl& wxTextCtrl::operator<<(int i)
	610	{
	611	wxString str;
	612	str.Printf("%d", i);
13c21be5	613	AppendText(str);
e9576ca5 SC	614	return *this;
	615	}
	616
	617	wxTextCtrl& wxTextCtrl::operator<<(long i)
	618	{
	619	wxString str;
	620	str.Printf("%ld", i);
13c21be5	621	AppendText(str);
e9576ca5 SC	622	return *this;
	623	}
	624
	625	wxTextCtrl& wxTextCtrl::operator<<(const char c)
	626	{
	627	char buf[2];
	628
	629	buf[0] = c;
	630	buf[1] = 0;
13c21be5	631	AppendText(buf);
e9576ca5 SC	632	return *this;
	633	}
	634