[wxWidgets.git] / src / osx / radiobox_osx.cpp

/////////////////////////////////////////////////////////////////////////////
// Name:        src/osx/radiobox.cpp
// Purpose:     wxRadioBox
// Author:      Stefan Csomor
// Modified by: JS Lair (99/11/15) first implementation
// Created:     1998-01-01
// RCS-ID:      $Id$
// Copyright:   (c) Stefan Csomor
// Licence:     wxWindows licence
/////////////////////////////////////////////////////////////////////////////

#include "wx/wxprec.h"

#if wxUSE_RADIOBOX

#include "wx/radiobox.h"

#ifndef WX_PRECOMP
    #include "wx/radiobut.h"
    #include "wx/arrstr.h"
#endif

#include "wx/osx/private.h"

IMPLEMENT_DYNAMIC_CLASS(wxRadioBox, wxControl)


BEGIN_EVENT_TABLE(wxRadioBox, wxControl)
    EVT_RADIOBUTTON( wxID_ANY , wxRadioBox::OnRadioButton )
END_EVENT_TABLE()


void wxRadioBox::OnRadioButton( wxCommandEvent &outer )
{
    if ( outer.IsChecked() )
    {
        wxCommandEvent event( wxEVT_COMMAND_RADIOBOX_SELECTED, m_windowId );
        int i = GetSelection() ;
        event.SetInt(i);
        event.SetString(GetString(i));
        event.SetEventObject( this );
        ProcessCommand(event);
    }
}

wxRadioBox::wxRadioBox()
{
    m_noItems = 0;
    m_noRowsOrCols = 0;
    m_radioButtonCycle = NULL;
}

wxRadioBox::~wxRadioBox()
{
    m_isBeingDeleted = true;

    wxRadioButton *next, *current;

    current = m_radioButtonCycle->NextInCycle();
    if (current != NULL)
    {
        while (current != m_radioButtonCycle)
        {
            next = current->NextInCycle();
            delete current;

            current = next;
        }

        delete current;
    }
}

// Create the radiobox for two-step construction

bool wxRadioBox::Create( wxWindow *parent,
    wxWindowID id, const wxString& label,
    const wxPoint& pos, const wxSize& size,
    const wxArrayString& choices,
    int majorDim, long style,
    const wxValidator& val, const wxString& name )
{
    wxCArrayString chs(choices);

    return Create(
        parent, id, label, pos, size, chs.GetCount(),
        chs.GetStrings(), majorDim, style, val, name);
}

bool wxRadioBox::Create( wxWindow *parent,
    wxWindowID id, const wxString& label,
    const wxPoint& pos, const wxSize& size,
    int n, const wxString choices[],
    int majorDim, long style,
    const wxValidator& val, const wxString& name )
{
    m_macIsUserPane = false ;

    if ( !wxControl::Create( parent, id, pos, size, style, val, name ) )
        return false;

    int i;

    m_noItems = (unsigned int)n;
    m_noRowsOrCols = majorDim;
    m_radioButtonCycle = NULL;

    SetMajorDim( majorDim == 0 ? n : majorDim, style );

    m_labelOrig = m_label = label;

    m_peer = wxWidgetImpl::CreateGroupBox( this, parent, id, label, pos, size, style, GetExtraStyle() );

    for (i = 0; i < n; i++)
    {
        wxRadioButton *radBtn = new wxRadioButton(
            this,
            wxID_ANY,
            GetLabelText(choices[i]),
            wxPoint( 5, 20 * i + 10 ),
            wxDefaultSize,
            i == 0 ? wxRB_GROUP : 0 );

        if ( i == 0 )
            m_radioButtonCycle = radBtn;
//        m_radioButtonCycle = radBtn->AddInCycle( m_radioButtonCycle );
    }

    SetSelection( 0 );
    MacPostControlCreate( pos, size );

    return true;
}

// Enables or disables the entire radiobox
//
bool wxRadioBox::Enable(bool enable)
{
    wxRadioButton *current;

    if (!wxControl::Enable( enable ))
        return false;

    current = m_radioButtonCycle;
    for (unsigned int i = 0; i < m_noItems; i++)
    {
        current->Enable( enable );
        current = current->NextInCycle();
    }

    return true;
}

// Enables or disables an given button
//
bool wxRadioBox::Enable(unsigned int item, bool enable)
{
    if (!IsValid( item ))
        return false;

    unsigned int i = 0;
    wxRadioButton *current = m_radioButtonCycle;
    while (i != item)
    {
        i++;
        current = current->NextInCycle();
    }

    return current->Enable( enable );
}

bool wxRadioBox::IsItemEnabled(unsigned int item) const
{
    if (!IsValid( item ))
        return false;

    unsigned int i = 0;
    wxRadioButton *current = m_radioButtonCycle;
    while (i != item)
    {
        i++;
        current = current->NextInCycle();
    }

    return current->IsEnabled();
}

// Returns the radiobox label
//
wxString wxRadioBox::GetLabel() const
{
    return wxControl::GetLabel();
}

// Returns the label for the given button
//
wxString wxRadioBox::GetString(unsigned int item) const
{
    wxRadioButton *current;

    if (!IsValid( item ))
        return wxEmptyString;

    unsigned int i = 0;
    current = m_radioButtonCycle;
    while (i != item)
    {
        i++;
        current = current->NextInCycle();
    }

    return current->GetLabel();
}

// Returns the zero-based position of the selected button
//
int wxRadioBox::GetSelection() const
{
    int i;
    wxRadioButton *current;

    i = 0;
    current = m_radioButtonCycle;
    while (!current->GetValue())
    {
        i++;
        current = current->NextInCycle();
    }

    return i;
}

// Sets the radiobox label
//
void wxRadioBox::SetLabel(const wxString& label)
{
    return wxControl::SetLabel( label );
}

// Sets the label of a given button
//
void wxRadioBox::SetString(unsigned int item,const wxString& label)
{
    if (!IsValid( item ))
        return;

    unsigned int i = 0;
    wxRadioButton *current = m_radioButtonCycle;
    while (i != item)
    {
        i++;
        current = current->NextInCycle();
    }

    return current->SetLabel( label );
}

// Sets a button by passing the desired position. This does not cause
// wxEVT_COMMAND_RADIOBOX_SELECTED event to get emitted
//
void wxRadioBox::SetSelection(int item)
{
    int i;
    wxRadioButton *current;

    if (!IsValid( item ))
        return;

    i = 0;
    current = m_radioButtonCycle;
    while (i != item)
    {
        i++;
        current = current->NextInCycle();
    }

    current->SetValue( true );
}

// Shows or hides the entire radiobox
//
bool wxRadioBox::Show(bool show)
{
    wxRadioButton *current;

    current = m_radioButtonCycle;
    for (unsigned int i=0; i<m_noItems; i++)
    {
        current->Show( show );
        current = current->NextInCycle();
    }

    wxControl::Show( show );

    return true;
}

// Shows or hides the given button
//
bool wxRadioBox::Show(unsigned int item, bool show)
{
    if (!IsValid( item ))
        return false;

    unsigned int i = 0;
    wxRadioButton *current = m_radioButtonCycle;
    while (i != item)
    {
        i++;
        current = current->NextInCycle();
    }

    return current->Show( show );
}

bool wxRadioBox::IsItemShown(unsigned int item) const
{
    if (!IsValid( item ))
        return false;

    unsigned int i = 0;
    wxRadioButton *current = m_radioButtonCycle;
    while (i != item)
    {
        i++;
        current = current->NextInCycle();
    }

    return current->IsShown();
}


// Simulates the effect of the user issuing a command to the item
//
void wxRadioBox::Command( wxCommandEvent& event )
{
    SetSelection( event.GetInt() );
    ProcessCommand( event );
}

// Sets the selected button to receive keyboard input
//
void wxRadioBox::SetFocus()
{
    wxRadioButton *current;

    current = m_radioButtonCycle;
    while (!current->GetValue())
    {
        current = current->NextInCycle();
    }

    current->SetFocus();
}

// Simulates the effect of the user issuing a command to the item
//
#define RADIO_SIZE 20

void wxRadioBox::DoSetSize(int x, int y, int width, int height, int sizeFlags)
{
    int i;
    wxRadioButton *current;

    // define the position

    int x_current, y_current;
    int x_offset, y_offset;
    int widthOld, heightOld;

    GetSize( &widthOld, &heightOld );
    GetPosition( &x_current, &y_current );

    x_offset = x;
    y_offset = y;
    if (!(sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
    {
        if (x == wxDefaultCoord)
            x_offset = x_current;
        if (y == wxDefaultCoord)
            y_offset = y_current;
    }

    // define size
    int charWidth, charHeight;
    int maxWidth, maxHeight;
    int eachWidth[128], eachHeight[128];
    int totWidth, totHeight;

    GetTextExtent(
        wxT("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"),
        &charWidth, &charHeight );

    charWidth /= 52;

    maxWidth = -1;
    maxHeight = -1;
    for (unsigned int i = 0 ; i < m_noItems; i++)
    {
        GetTextExtent(GetString(i), &eachWidth[i], &eachHeight[i] );
        eachWidth[i] = (int)(eachWidth[i] + RADIO_SIZE);
        eachHeight[i] = (int)((3 * eachHeight[i]) / 2);

        if (maxWidth < eachWidth[i])
            maxWidth = eachWidth[i];
        if (maxHeight < eachHeight[i])
            maxHeight = eachHeight[i];
    }

    totHeight = GetRowCount() * maxHeight;
    totWidth  = GetColumnCount() * (maxWidth + charWidth);

    wxSize sz = DoGetSizeFromClientSize( wxSize( totWidth, totHeight ) ) ;

    // change the width / height only when specified
    if ( width == wxDefaultCoord )
    {
        if ( sizeFlags & wxSIZE_AUTO_WIDTH )
            width = sz.x;
        else
            width = widthOld;
    }

    if ( height == wxDefaultCoord )
    {
        if ( sizeFlags & wxSIZE_AUTO_HEIGHT )
            height = sz.y;
        else
            height = heightOld;
    }

    wxControl::DoSetSize( x_offset, y_offset, width, height, wxSIZE_AUTO );

    // arrange radio buttons
    int x_start, y_start;

    x_start = 0;
    y_start = 0;

    x_offset = x_start;
    y_offset = y_start;

    current = m_radioButtonCycle;
    for (i = 0 ; i < (int)m_noItems; i++)
    {
        // not to do for the zero button!
        if ((i > 0) && ((i % GetMajorDim()) == 0))
        {
            if (m_windowStyle & wxRA_SPECIFY_ROWS)
            {
                x_offset += maxWidth + charWidth;
                y_offset = y_start;
            }
            else
            {
                x_offset = x_start;
                y_offset += maxHeight ; //+ charHeight / 2
            }
        }

        current->SetSize( x_offset, y_offset, eachWidth[i], eachHeight[i]);
        current = current->NextInCycle();

        if (m_windowStyle & wxRA_SPECIFY_ROWS)
            y_offset += maxHeight ; // + charHeight / 2
        else
            x_offset += maxWidth + charWidth;
    }
}

wxSize wxRadioBox::DoGetBestSize() const
{
    int charWidth, charHeight;
    int maxWidth, maxHeight;
    int eachWidth, eachHeight;
    int totWidth, totHeight;

    wxFont font = GetFont(); // GetParent()->GetFont()
    GetTextExtent(
        wxT("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"),
        &charWidth, &charHeight, NULL, NULL, &font );

    charWidth /= 52;

    maxWidth = -1;
    maxHeight = -1;

    for (unsigned int i = 0 ; i < m_noItems; i++)
    {
        GetTextExtent(GetString(i), &eachWidth, &eachHeight, NULL, NULL, &font );
        eachWidth  = (int)(eachWidth + RADIO_SIZE);
        eachHeight = (int)((3 * eachHeight) / 2);
        if (maxWidth < eachWidth)
            maxWidth = eachWidth;
        if (maxHeight < eachHeight)
            maxHeight = eachHeight;
    }

    totHeight = GetRowCount() * maxHeight;
    totWidth  = GetColumnCount() * (maxWidth + charWidth);

    wxSize sz = DoGetSizeFromClientSize( wxSize( totWidth, totHeight ) );
    totWidth = sz.x;
    totHeight = sz.y;

    // handle radio box title as well
    GetTextExtent( GetLabel(), &eachWidth, NULL );
    eachWidth  = (int)(eachWidth + RADIO_SIZE) +  3 * charWidth;
    if (totWidth < eachWidth)
        totWidth = eachWidth;

    return wxSize( totWidth, totHeight );
}

#endif // wxUSE_RADIOBOX
Commit	Line	Data
489468fe	1	/////////////////////////////////////////////////////////////////////////////
524c47aa	2	// Name: src/osx/radiobox.cpp
489468fe SC	3	// Purpose: wxRadioBox
	4	// Author: Stefan Csomor
	5	// Modified by: JS Lair (99/11/15) first implementation
	6	// Created: 1998-01-01
	7	// RCS-ID: $Id$
	8	// Copyright: (c) Stefan Csomor
	9	// Licence: wxWindows licence
	10	/////////////////////////////////////////////////////////////////////////////
	11
	12	#include "wx/wxprec.h"
	13
	14	#if wxUSE_RADIOBOX
	15
	16	#include "wx/radiobox.h"
	17
	18	#ifndef WX_PRECOMP
	19	#include "wx/radiobut.h"
	20	#include "wx/arrstr.h"
	21	#endif
	22
524c47aa	23	#include "wx/osx/private.h"
489468fe SC	24
	25	IMPLEMENT_DYNAMIC_CLASS(wxRadioBox, wxControl)
	26
	27
	28	BEGIN_EVENT_TABLE(wxRadioBox, wxControl)
	29	EVT_RADIOBUTTON( wxID_ANY , wxRadioBox::OnRadioButton )
	30	END_EVENT_TABLE()
	31
	32
	33	void wxRadioBox::OnRadioButton( wxCommandEvent &outer )
	34	{
	35	if ( outer.IsChecked() )
	36	{
	37	wxCommandEvent event( wxEVT_COMMAND_RADIOBOX_SELECTED, m_windowId );
	38	int i = GetSelection() ;
	39	event.SetInt(i);
	40	event.SetString(GetString(i));
	41	event.SetEventObject( this );
	42	ProcessCommand(event);
	43	}
	44	}
	45
	46	wxRadioBox::wxRadioBox()
	47	{
	48	m_noItems = 0;
	49	m_noRowsOrCols = 0;
	50	m_radioButtonCycle = NULL;
	51	}
	52
	53	wxRadioBox::~wxRadioBox()
	54	{
	55	m_isBeingDeleted = true;
	56
	57	wxRadioButton next, current;
	58
	59	current = m_radioButtonCycle->NextInCycle();
	60	if (current != NULL)
	61	{
	62	while (current != m_radioButtonCycle)
	63	{
	64	next = current->NextInCycle();
	65	delete current;
	66
	67	current = next;
	68	}
	69
	70	delete current;
	71	}
	72	}
	73
	74	// Create the radiobox for two-step construction
	75
	76	bool wxRadioBox::Create( wxWindow *parent,
	77	wxWindowID id, const wxString& label,
	78	const wxPoint& pos, const wxSize& size,
	79	const wxArrayString& choices,
	80	int majorDim, long style,
	81	const wxValidator& val, const wxString& name )
	82	{
	83	wxCArrayString chs(choices);
	84
	85	return Create(
	86	parent, id, label, pos, size, chs.GetCount(),
	87	chs.GetStrings(), majorDim, style, val, name);
88	}
89
90	bool wxRadioBox::Create( wxWindow *parent,
91	wxWindowID id, const wxString& label,
92	const wxPoint& pos, const wxSize& size,
93	int n, const wxString choices[],
94	int majorDim, long style,
95	const wxValidator& val, const wxString& name )
96	{
97	m_macIsUserPane = false ;
98
99	if ( !wxControl::Create( parent, id, pos, size, style, val, name ) )
100	return false;
101
102	int i;
103
104	m_noItems = (unsigned int)n;
105	m_noRowsOrCols = majorDim;
106	m_radioButtonCycle = NULL;
107
108	SetMajorDim( majorDim == 0 ? n : majorDim, style );
109
110	m_labelOrig = m_label = label;
111
524c47aa	112	m_peer = wxWidgetImpl::CreateGroupBox( this, parent, id, label, pos, size, style, GetExtraStyle() );
489468fe SC	113
	114	for (i = 0; i < n; i++)
	115	{
	116	wxRadioButton *radBtn = new wxRadioButton(
	117	this,
	118	wxID_ANY,
	119	GetLabelText(choices[i]),
	120	wxPoint( 5, 20 * i + 10 ),
	121	wxDefaultSize,
	122	i == 0 ? wxRB_GROUP : 0 );
	123
	124	if ( i == 0 )
	125	m_radioButtonCycle = radBtn;
	126	// m_radioButtonCycle = radBtn->AddInCycle( m_radioButtonCycle );
	127	}
	128
	129	SetSelection( 0 );
	130	MacPostControlCreate( pos, size );
	131
	132	return true;
	133	}
	134
	135	// Enables or disables the entire radiobox
	136	//
	137	bool wxRadioBox::Enable(bool enable)
	138	{
	139	wxRadioButton *current;
	140
	141	if (!wxControl::Enable( enable ))
	142	return false;
	143
	144	current = m_radioButtonCycle;
	145	for (unsigned int i = 0; i < m_noItems; i++)
	146	{
	147	current->Enable( enable );
	148	current = current->NextInCycle();
	149	}
	150
	151	return true;
	152	}
	153
	154	// Enables or disables an given button
	155	//
	156	bool wxRadioBox::Enable(unsigned int item, bool enable)
	157	{
	158	if (!IsValid( item ))
	159	return false;
	160
	161	unsigned int i = 0;
	162	wxRadioButton *current = m_radioButtonCycle;
	163	while (i != item)
	164	{
	165	i++;
	166	current = current->NextInCycle();
	167	}
	168
	169	return current->Enable( enable );
	170	}
	171
	172	bool wxRadioBox::IsItemEnabled(unsigned int item) const
	173	{
	174	if (!IsValid( item ))
	175	return false;
	176
177	unsigned int i = 0;
178	wxRadioButton *current = m_radioButtonCycle;
179	while (i != item)
180	{
181	i++;
182	current = current->NextInCycle();
183	}
184
185	return current->IsEnabled();
186	}
187
188	// Returns the radiobox label
189	//
190	wxString wxRadioBox::GetLabel() const
191	{
192	return wxControl::GetLabel();
193	}
194
195	// Returns the label for the given button
196	//
197	wxString wxRadioBox::GetString(unsigned int item) const
198	{
199	wxRadioButton *current;
200
201	if (!IsValid( item ))
202	return wxEmptyString;
203
204	unsigned int i = 0;
205	current = m_radioButtonCycle;
206	while (i != item)
207	{
208	i++;
209	current = current->NextInCycle();
210	}
211
212	return current->GetLabel();
213	}
214
215	// Returns the zero-based position of the selected button
216	//
217	int wxRadioBox::GetSelection() const
218	{
219	int i;
220	wxRadioButton *current;
221
222	i = 0;
223	current = m_radioButtonCycle;
224	while (!current->GetValue())
225	{
226	i++;
227	current = current->NextInCycle();
228	}
229
230	return i;
231	}
232
233	// Sets the radiobox label
234	//
235	void wxRadioBox::SetLabel(const wxString& label)
236	{
237	return wxControl::SetLabel( label );
238	}
239
240	// Sets the label of a given button
241	//
242	void wxRadioBox::SetString(unsigned int item,const wxString& label)
243	{
244	if (!IsValid( item ))
245	return;
246
247	unsigned int i = 0;
248	wxRadioButton *current = m_radioButtonCycle;
249	while (i != item)
250	{
251	i++;
252	current = current->NextInCycle();
253	}
254
255	return current->SetLabel( label );
256	}
257
258	// Sets a button by passing the desired position. This does not cause
259	// wxEVT_COMMAND_RADIOBOX_SELECTED event to get emitted
260	//
261	void wxRadioBox::SetSelection(int item)
262	{
263	int i;
264	wxRadioButton *current;
265
266	if (!IsValid( item ))
267	return;
268
269	i = 0;
270	current = m_radioButtonCycle;
271	while (i != item)
272	{
273	i++;
274	current = current->NextInCycle();
275	}
276
277	current->SetValue( true );
278	}
279
280	// Shows or hides the entire radiobox
281	//
282	bool wxRadioBox::Show(bool show)
283	{
284	wxRadioButton *current;
285
286	current = m_radioButtonCycle;
287	for (unsigned int i=0; i<m_noItems; i++)
288	{
289	current->Show( show );
290	current = current->NextInCycle();
291	}
292
293	wxControl::Show( show );
294
295	return true;
296	}
297
298	// Shows or hides the given button
299	//
300	bool wxRadioBox::Show(unsigned int item, bool show)
301	{
302	if (!IsValid( item ))
303	return false;
304
305	unsigned int i = 0;
306	wxRadioButton *current = m_radioButtonCycle;
307	while (i != item)
308	{
309	i++;
310	current = current->NextInCycle();
311	}
312
313	return current->Show( show );
314	}
315
316	bool wxRadioBox::IsItemShown(unsigned int item) const
317	{
318	if (!IsValid( item ))
319	return false;
320
321	unsigned int i = 0;
322	wxRadioButton *current = m_radioButtonCycle;
323	while (i != item)
324	{
325	i++;
326	current = current->NextInCycle();
327	}
328
329	return current->IsShown();
330	}
331
332
333	// Simulates the effect of the user issuing a command to the item
334	//
335	void wxRadioBox::Command( wxCommandEvent& event )
336	{
337	SetSelection( event.GetInt() );
338	ProcessCommand( event );
339	}
340
341	// Sets the selected button to receive keyboard input
342	//
343	void wxRadioBox::SetFocus()
344	{
345	wxRadioButton *current;
346
347	current = m_radioButtonCycle;
348	while (!current->GetValue())
349	{
350	current = current->NextInCycle();
351	}
352
353	current->SetFocus();
354	}
355
356	// Simulates the effect of the user issuing a command to the item
357	//
358	#define RADIO_SIZE 20
359
360	void wxRadioBox::DoSetSize(int x, int y, int width, int height, int sizeFlags)
361	{
362	int i;
363	wxRadioButton *current;
364
365	// define the position
366
367	int x_current, y_current;
368	int x_offset, y_offset;
369	int widthOld, heightOld;
370
371	GetSize( &widthOld, &heightOld );
372	GetPosition( &x_current, &y_current );
373
374	x_offset = x;
375	y_offset = y;
376	if (!(sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
377	{
378	if (x == wxDefaultCoord)
379	x_offset = x_current;
380	if (y == wxDefaultCoord)
381	y_offset = y_current;
382	}
383
384	// define size
385	int charWidth, charHeight;
386	int maxWidth, maxHeight;
387	int eachWidth[128], eachHeight[128];
388	int totWidth, totHeight;
389
390	GetTextExtent(
391	wxT("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"),
392	&charWidth, &charHeight );
393
394	charWidth /= 52;
395
396	maxWidth = -1;
397	maxHeight = -1;
398	for (unsigned int i = 0 ; i < m_noItems; i++)
399	{
400	GetTextExtent(GetString(i), &eachWidth[i], &eachHeight[i] );
401	eachWidth[i] = (int)(eachWidth[i] + RADIO_SIZE);
402	eachHeight[i] = (int)((3 * eachHeight[i]) / 2);
403
404	if (maxWidth < eachWidth[i])
405	maxWidth = eachWidth[i];
406	if (maxHeight < eachHeight[i])
407	maxHeight = eachHeight[i];
408	}
409
410	totHeight = GetRowCount() * maxHeight;
411	totWidth = GetColumnCount() * (maxWidth + charWidth);
412
413	wxSize sz = DoGetSizeFromClientSize( wxSize( totWidth, totHeight ) ) ;
414
415	// change the width / height only when specified
416	if ( width == wxDefaultCoord )
417	{
418	if ( sizeFlags & wxSIZE_AUTO_WIDTH )
419	width = sz.x;
420	else
421	width = widthOld;
422	}
423
424	if ( height == wxDefaultCoord )
425	{
426	if ( sizeFlags & wxSIZE_AUTO_HEIGHT )
427	height = sz.y;
428	else
429	height = heightOld;
430	}
431
432	wxControl::DoSetSize( x_offset, y_offset, width, height, wxSIZE_AUTO );
433
434	// arrange radio buttons
435	int x_start, y_start;
436
437	x_start = 0;
438	y_start = 0;
439
440	x_offset = x_start;
441	y_offset = y_start;
442
443	current = m_radioButtonCycle;
444	for (i = 0 ; i < (int)m_noItems; i++)
445	{
446	// not to do for the zero button!
447	if ((i > 0) && ((i % GetMajorDim()) == 0))
448	{
449	if (m_windowStyle & wxRA_SPECIFY_ROWS)
450	{
451	x_offset += maxWidth + charWidth;
452	y_offset = y_start;
453	}
454	else
455	{
456	x_offset = x_start;
457	y_offset += maxHeight ; //+ charHeight / 2
458	}
459	}
460
461	current->SetSize( x_offset, y_offset, eachWidth[i], eachHeight[i]);
462	current = current->NextInCycle();
463
464	if (m_windowStyle & wxRA_SPECIFY_ROWS)
465	y_offset += maxHeight ; // + charHeight / 2
466	else
467	x_offset += maxWidth + charWidth;
468	}
469	}
470
471	wxSize wxRadioBox::DoGetBestSize() const
472	{
473	int charWidth, charHeight;
474	int maxWidth, maxHeight;
475	int eachWidth, eachHeight;
476	int totWidth, totHeight;
477
478	wxFont font = GetFont(); // GetParent()->GetFont()
479	GetTextExtent(
480	wxT("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"),
481	&charWidth, &charHeight, NULL, NULL, &font );
482
483	charWidth /= 52;
484
485	maxWidth = -1;
486	maxHeight = -1;
487
488	for (unsigned int i = 0 ; i < m_noItems; i++)
489	{
490	GetTextExtent(GetString(i), &eachWidth, &eachHeight, NULL, NULL, &font );
491	eachWidth = (int)(eachWidth + RADIO_SIZE);
492	eachHeight = (int)((3 * eachHeight) / 2);
493	if (maxWidth < eachWidth)
494	maxWidth = eachWidth;
495	if (maxHeight < eachHeight)
496	maxHeight = eachHeight;
497	}
498
499	totHeight = GetRowCount() * maxHeight;
500	totWidth = GetColumnCount() * (maxWidth + charWidth);
501
502	wxSize sz = DoGetSizeFromClientSize( wxSize( totWidth, totHeight ) );
503	totWidth = sz.x;
504	totHeight = sz.y;
505
506	// handle radio box title as well
507	GetTextExtent( GetLabel(), &eachWidth, NULL );
508	eachWidth = (int)(eachWidth + RADIO_SIZE) + 3 * charWidth;
509	if (totWidth < eachWidth)
510	totWidth = eachWidth;
511
512	return wxSize( totWidth, totHeight );
513	}
514
515	#endif // wxUSE_RADIOBOX