src/motif/radiobox.cpp

/////////////////////////////////////////////////////////////////////////////
// Name:        radiobox.cpp
// Purpose:     wxRadioBox
// Author:      Julian Smart
// Modified by:
// Created:     17/09/98
// RCS-ID:      $Id$
// Copyright:   (c) Julian Smart
// Licence:   	wxWindows licence
/////////////////////////////////////////////////////////////////////////////

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

#include "wx/radiobox.h"
#include "wx/utils.h"

#include <Xm/Label.h>
#include <Xm/LabelG.h>
#include <Xm/ToggleB.h>
#include <Xm/ToggleBG.h>
#include <Xm/RowColumn.h>
#include <Xm/Form.h>

#include <wx/motif/private.h>

void wxRadioBoxCallback (Widget w, XtPointer clientData,
		    XmToggleButtonCallbackStruct * cbs);

#if !USE_SHARED_LIBRARY
IMPLEMENT_DYNAMIC_CLASS(wxRadioBox, wxControl)
#endif

// Radio box item
wxRadioBox::wxRadioBox()
{
    m_selectedButton = -1;
    m_noItems = 0;
    m_noRowsOrCols = 0;
    m_majorDim = 0 ;

    m_formWidget = (WXWidget) 0;
    m_labelWidget = (WXWidget) 0;
    m_radioButtons = (WXWidget*) NULL;
    m_radioButtonLabels = (wxString*) NULL;
}

bool wxRadioBox::Create(wxWindow *parent, wxWindowID id, const wxString& title,
             const wxPoint& pos, const wxSize& size,
             int n, const wxString choices[],
             int majorDim, long style,
             const wxValidator& val, const wxString& name)
{
    m_selectedButton = -1;
    m_noItems = n;
    m_labelWidget = (WXWidget) 0;
    m_radioButtons = (WXWidget*) NULL;
    m_radioButtonLabels = (wxString*) NULL;
    m_backgroundColour = parent->GetBackgroundColour();
    m_foregroundColour = parent->GetForegroundColour();
    m_windowFont = parent->GetFont();

    SetName(name);
    SetValidator(val);

    parent->AddChild(this);

    m_windowStyle = (long&)style;

    if (id == -1)
        m_windowId = NewControlId();
    else
        m_windowId = id;

    m_noRowsOrCols = majorDim;

    if (majorDim==0)
        m_majorDim = n ;
    else
        m_majorDim = majorDim ;

    Widget parentWidget = (Widget) parent->GetClientWidget();

    wxString label1(wxStripMenuCodes(title));

    XmString text = XmStringCreateSimple ((char*) (const char*) label1);

    Widget formWidget = XtVaCreateManagedWidget ((char*) (const char*) name,
					xmFormWidgetClass, parentWidget,
					XmNmarginHeight, 0,
					XmNmarginWidth, 0,
					NULL);

    m_formWidget = (WXWidget) formWidget;

    XmFontList fontList = (XmFontList) m_windowFont.GetFontList(1.0, XtDisplay(parentWidget));
    if (label1 != "")
    {
        text = XmStringCreateSimple ((char*) (const char*) label1);
        Widget labelWidget = XtVaCreateManagedWidget ((char*) (const char*) label1,
#if wxUSE_GADGETS
					     style & wxCOLOURED ?
				    xmLabelWidgetClass : xmLabelGadgetClass,
					     formWidget,
#else
					     xmLabelWidgetClass, formWidget,
#endif
                                             XmNfontList, fontList,
					     XmNlabelString, text,
					     NULL);

        XmStringFree (text);
    }

    Arg args[3];

    majorDim = (n + majorDim - 1) / majorDim;

    XtSetArg (args[0], XmNorientation, ((style & wxHORIZONTAL) == wxHORIZONTAL ?
  	                                XmHORIZONTAL : XmVERTICAL));
    XtSetArg (args[1], XmNnumColumns, majorDim);

    Widget radioBoxWidget = XmCreateRadioBox (formWidget, "radioBoxWidget", args, 2);
    m_mainWidget = (WXWidget) radioBoxWidget;


    if (m_labelWidget)
	    XtVaSetValues ((Widget) m_labelWidget,
		       XmNtopAttachment, XmATTACH_FORM,
		       XmNleftAttachment, XmATTACH_FORM,
		       XmNalignment, XmALIGNMENT_BEGINNING,
		       NULL);

    XtVaSetValues (radioBoxWidget,
	    XmNtopAttachment, m_labelWidget ? XmATTACH_WIDGET : XmATTACH_FORM,
		     XmNtopWidget, m_labelWidget ? (Widget) m_labelWidget : formWidget,
		     XmNbottomAttachment, XmATTACH_FORM,
		     XmNleftAttachment, XmATTACH_FORM,
		     NULL);

    //    if (style & wxFLAT)
    //        XtVaSetValues (radioBoxWidget, XmNborderWidth, 1, NULL);

    m_radioButtons = new WXWidget[n];
    m_radioButtonLabels = new wxString[n];
    int i;
    for (i = 0; i < n; i++)
    {
        wxString str(wxStripMenuCodes(choices[i]));
        m_radioButtonLabels[i] = str;
        m_radioButtons[i] = (WXWidget) XtVaCreateManagedWidget ((char*) (const char*) str,
#if wxUSE_GADGETS
		            xmToggleButtonGadgetClass, radioBoxWidget,
#else
				    xmToggleButtonWidgetClass, radioBoxWidget,
#endif
                                    XmNfontList, fontList,
						 NULL);
        XtAddCallback ((Widget) m_radioButtons[i], XmNvalueChangedCallback, (XtCallbackProc) wxRadioBoxCallback,
		     (XtCallbackProc) this);

    }
    SetSelection (0);

    m_windowFont = parent->GetFont();
    ChangeFont(FALSE);

    XtManageChild (radioBoxWidget);

    SetCanAddEventHandler(TRUE);
    AttachWidget (parent, m_mainWidget, m_formWidget, pos.x, pos.y, size.x, size.y);

    ChangeBackgroundColour();

    return TRUE;
}


wxRadioBox::~wxRadioBox()
{
    delete[] m_radioButtonLabels;
    delete[] m_radioButtons;
}

wxString wxRadioBox::GetLabel(int item) const
{
    if (item < 0 || item >= m_noItems)
        return wxEmptyString;

    Widget widget = (Widget) m_radioButtons[item];
    XmString text;
    char *s;
    XtVaGetValues (widget,
		    XmNlabelString, &text,
		    NULL);

    if (XmStringGetLtoR (text, XmSTRING_DEFAULT_CHARSET, &s))
    {
        // Should we free 'text'???
        XmStringFree(text);
        wxString str(s);
        XtFree (s);
        return str;
    }
    else
    {
        XmStringFree(text);
        return wxEmptyString;
    }
}

void wxRadioBox::SetLabel(int item, const wxString& label)
{
    if (item < 0 || item >= m_noItems)
        return;

    Widget widget = (Widget) m_radioButtons[item];
    if (label != "")
    {
        wxString label1(wxStripMenuCodes(label));
        XmString text = XmStringCreateSimple ((char*) (const char*) label1);
        XtVaSetValues (widget,
		        XmNlabelString, text,
		        XmNlabelType, XmSTRING,
		        NULL);
        XmStringFree (text);
    }
}

int wxRadioBox::FindString(const wxString& s) const
{
    int i;
    for (i = 0; i < m_noItems; i++)
        if (s == m_radioButtonLabels[i])
            return i;
    return -1;
}

void wxRadioBox::SetSelection(int n)
{
    if ((n < 0) || (n >= m_noItems))
        return;

    m_selectedButton = n;

    m_inSetValue = TRUE;

    XmToggleButtonSetState ((Widget) m_radioButtons[n], TRUE, FALSE);

    int i;
    for (i = 0; i < m_noItems; i++)
        if (i != n)
            XmToggleButtonSetState ((Widget) m_radioButtons[i], FALSE, FALSE);

    m_inSetValue = FALSE;
}

// Get single selection, for single choice list items
int wxRadioBox::GetSelection() const
{
    return m_selectedButton;
}

// Find string for position
wxString wxRadioBox::GetString(int n) const
{
    if ((n < 0) || (n >= m_noItems))
        return wxEmptyString;
    return m_radioButtonLabels[n];
}

void wxRadioBox::SetSize(int x, int y, int width, int height, int sizeFlags)
{
    bool managed = XtIsManaged((Widget) m_formWidget);

    if (managed)
        XtUnmanageChild ((Widget) m_formWidget);

    int xx = x; int yy = y;
    AdjustForParentClientOrigin(xx, yy, sizeFlags);

    if (x > -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
        XtVaSetValues ((Widget) m_formWidget, XmNleftAttachment, XmATTACH_SELF,
		   XmNx, xx, NULL);
    if (y > -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
        XtVaSetValues ((Widget) m_formWidget, XmNtopAttachment, XmATTACH_SELF,
		   XmNy, yy, NULL);

    // Must set the actual RadioBox to be desired size MINUS label size
    Dimension labelWidth = 0, labelHeight = 0, actualWidth = 0, actualHeight = 0;

    if (m_labelWidget)
        XtVaGetValues ((Widget) m_labelWidget, XmNwidth, &labelWidth, XmNheight, &labelHeight, NULL);

    actualWidth = width;
    actualHeight = height - labelHeight;

    if (width > -1)
    {
        XtVaSetValues ((Widget) m_mainWidget, XmNwidth, actualWidth, NULL);
    }
    if (height > -1)
    {
        XtVaSetValues ((Widget) m_mainWidget, XmNheight, actualHeight, NULL);
    }
    if (managed)
        XtManageChild ((Widget) m_formWidget);
}

// Enable a specific button
void wxRadioBox::Enable(int n, bool enable)
{
    if ((n < 0) || (n >= m_noItems))
        return;

    XtSetSensitive ((Widget) m_radioButtons[n], (Boolean) enable);
}

// Enable all controls
void wxRadioBox::Enable(bool enable)
{
    wxControl::Enable(enable);

    int i;
    for (i = 0; i < m_noItems; i++)
        XtSetSensitive ((Widget) m_radioButtons[i], (Boolean) enable);
}

// Show a specific button
void wxRadioBox::Show(int n, bool show)
{
  // This method isn't complete, and we try do do our best...
  // It's main purpose isn't for allowing Show/Unshow dynamically,
  // but rather to provide a way to design wxRadioBox such:
  //
  //        o Val1  o Val2   o Val3
  //        o Val4           o Val6
  //        o Val7  o Val8   o Val9
  //
  // In my case, this is a 'direction' box, and the Show(5,False) is
  // coupled with an Enable(5,False)
  //
    if ((n < 0) || (n >= m_noItems))
        return;

    XtVaSetValues ((Widget) m_radioButtons[n],
        XmNindicatorOn, (unsigned char) show,
        NULL);

    // Please note that this is all we can do: removing the label
    // if switching to unshow state. However, when switching
    // to the on state, it's the prog. resp. to call SetLabel(item,...)
    // after this call!!
    if (!show)
        wxRadioBox::SetLabel (n, " ");
}

// For single selection items only
wxString wxRadioBox::GetStringSelection () const
{
    int sel = GetSelection ();
    if (sel > -1)
        return this->GetString (sel);
    else
        return wxString("");
}

bool wxRadioBox::SetStringSelection (const wxString& s)
{
    int sel = FindString (s);
    if (sel > -1)
    {
        SetSelection (sel);
        return TRUE;
    }
    else
        return FALSE;
}

void wxRadioBox::Command (wxCommandEvent & event)
{
    SetSelection (event.m_commandInt);
    ProcessCommand (event);
}

void wxRadioBox::ChangeFont(bool keepOriginalSize)
{
    // TODO
}

void wxRadioBox::ChangeBackgroundColour()
{
    // TODO
}

void wxRadioBox::ChangeForegroundColour()
{
    // TODO
}

void wxRadioBoxCallback (Widget w, XtPointer clientData,
		    XmToggleButtonCallbackStruct * cbs)
{
  if (!cbs->set)
    return;

  wxRadioBox *item = (wxRadioBox *) clientData;
  int sel = -1;
  int i;
  for (i = 0; i < item->Number(); i++)
    if (item->GetRadioButtons() && ((Widget) (item->GetRadioButtons()[i]) == w))
      sel = i;
  item->SetSel(sel);

  if (item->InSetValue())
    return;

  wxCommandEvent event (wxEVT_COMMAND_RADIOBOX_SELECTED, item->GetId());
  event.m_commandInt = sel;
  event.SetEventObject(item);
  item->ProcessCommand (event);
}
Commit	Line	Data
	1	/////////////////////////////////////////////////////////////////////////////
	2	// Name: radiobox.cpp
	3	// Purpose: wxRadioBox
	4	// Author: Julian Smart
	5	// Modified by:
	6	// Created: 17/09/98
	7	// RCS-ID: $Id$
	8	// Copyright: (c) Julian Smart
	9	// Licence: wxWindows licence
	10	/////////////////////////////////////////////////////////////////////////////
	11
	12	#ifdef __GNUG__
	13	#pragma implementation "radiobox.h"
	14	#endif
	15
	16	#include "wx/radiobox.h"
	17	#include "wx/utils.h"
	18
	19	#include <Xm/Label.h>
	20	#include <Xm/LabelG.h>
	21	#include <Xm/ToggleB.h>
	22	#include <Xm/ToggleBG.h>
	23	#include <Xm/RowColumn.h>
	24	#include <Xm/Form.h>
	25
	26	#include <wx/motif/private.h>
	27
	28	void wxRadioBoxCallback (Widget w, XtPointer clientData,
	29	XmToggleButtonCallbackStruct * cbs);
	30
	31	#if !USE_SHARED_LIBRARY
	32	IMPLEMENT_DYNAMIC_CLASS(wxRadioBox, wxControl)
	33	#endif
	34
	35	// Radio box item
	36	wxRadioBox::wxRadioBox()
	37	{
	38	m_selectedButton = -1;
	39	m_noItems = 0;
	40	m_noRowsOrCols = 0;
	41	m_majorDim = 0 ;
	42
	43	m_formWidget = (WXWidget) 0;
	44	m_labelWidget = (WXWidget) 0;
	45	m_radioButtons = (WXWidget*) NULL;
	46	m_radioButtonLabels = (wxString*) NULL;
	47	}
	48
	49	bool wxRadioBox::Create(wxWindow *parent, wxWindowID id, const wxString& title,
	50	const wxPoint& pos, const wxSize& size,
	51	int n, const wxString choices[],
	52	int majorDim, long style,
	53	const wxValidator& val, const wxString& name)
	54	{
	55	m_selectedButton = -1;
	56	m_noItems = n;
	57	m_labelWidget = (WXWidget) 0;
	58	m_radioButtons = (WXWidget*) NULL;
	59	m_radioButtonLabels = (wxString*) NULL;
	60	m_backgroundColour = parent->GetBackgroundColour();
	61	m_foregroundColour = parent->GetForegroundColour();
	62	m_windowFont = parent->GetFont();
	63
	64	SetName(name);
	65	SetValidator(val);
	66
	67	parent->AddChild(this);
	68
	69	m_windowStyle = (long&)style;
	70
	71	if (id == -1)
	72	m_windowId = NewControlId();
	73	else
	74	m_windowId = id;
	75
	76	m_noRowsOrCols = majorDim;
	77
	78	if (majorDim==0)
	79	m_majorDim = n ;
	80	else
	81	m_majorDim = majorDim ;
	82
	83	Widget parentWidget = (Widget) parent->GetClientWidget();
	84
	85	wxString label1(wxStripMenuCodes(title));
	86
	87	XmString text = XmStringCreateSimple ((char) (const char) label1);
	88
	89	Widget formWidget = XtVaCreateManagedWidget ((char) (const char) name,
	90	xmFormWidgetClass, parentWidget,
	91	XmNmarginHeight, 0,
	92	XmNmarginWidth, 0,
	93	NULL);
	94
	95	m_formWidget = (WXWidget) formWidget;
	96
	97	XmFontList fontList = (XmFontList) m_windowFont.GetFontList(1.0, XtDisplay(parentWidget));
	98	if (label1 != "")
	99	{
	100	text = XmStringCreateSimple ((char) (const char) label1);
	101	Widget labelWidget = XtVaCreateManagedWidget ((char) (const char) label1,
	102	#if wxUSE_GADGETS
	103	style & wxCOLOURED ?
	104	xmLabelWidgetClass : xmLabelGadgetClass,
	105	formWidget,
	106	#else
	107	xmLabelWidgetClass, formWidget,
	108	#endif
	109	XmNfontList, fontList,
	110	XmNlabelString, text,
	111	NULL);
	112
	113	XmStringFree (text);
	114	}
	115
	116	Arg args[3];
	117
	118	majorDim = (n + majorDim - 1) / majorDim;
	119
	120	XtSetArg (args[0], XmNorientation, ((style & wxHORIZONTAL) == wxHORIZONTAL ?
	121	XmHORIZONTAL : XmVERTICAL));
	122	XtSetArg (args[1], XmNnumColumns, majorDim);
	123
	124	Widget radioBoxWidget = XmCreateRadioBox (formWidget, "radioBoxWidget", args, 2);
	125	m_mainWidget = (WXWidget) radioBoxWidget;
	126
	127
	128	if (m_labelWidget)
	129	XtVaSetValues ((Widget) m_labelWidget,
	130	XmNtopAttachment, XmATTACH_FORM,
	131	XmNleftAttachment, XmATTACH_FORM,
	132	XmNalignment, XmALIGNMENT_BEGINNING,
	133	NULL);
	134
	135	XtVaSetValues (radioBoxWidget,
	136	XmNtopAttachment, m_labelWidget ? XmATTACH_WIDGET : XmATTACH_FORM,
	137	XmNtopWidget, m_labelWidget ? (Widget) m_labelWidget : formWidget,
	138	XmNbottomAttachment, XmATTACH_FORM,
	139	XmNleftAttachment, XmATTACH_FORM,
	140	NULL);
	141
	142	// if (style & wxFLAT)
	143	// XtVaSetValues (radioBoxWidget, XmNborderWidth, 1, NULL);
	144
	145	m_radioButtons = new WXWidget[n];
	146	m_radioButtonLabels = new wxString[n];
	147	int i;
	148	for (i = 0; i < n; i++)
	149	{
	150	wxString str(wxStripMenuCodes(choices[i]));
	151	m_radioButtonLabels[i] = str;
	152	m_radioButtons[i] = (WXWidget) XtVaCreateManagedWidget ((char) (const char) str,
	153	#if wxUSE_GADGETS
	154	xmToggleButtonGadgetClass, radioBoxWidget,
	155	#else
	156	xmToggleButtonWidgetClass, radioBoxWidget,
	157	#endif
	158	XmNfontList, fontList,
	159	NULL);
	160	XtAddCallback ((Widget) m_radioButtons[i], XmNvalueChangedCallback, (XtCallbackProc) wxRadioBoxCallback,
	161	(XtCallbackProc) this);
	162
	163	}
	164	SetSelection (0);
	165
	166	m_windowFont = parent->GetFont();
	167	ChangeFont(FALSE);
	168
	169	XtManageChild (radioBoxWidget);
	170
	171	SetCanAddEventHandler(TRUE);
	172	AttachWidget (parent, m_mainWidget, m_formWidget, pos.x, pos.y, size.x, size.y);
	173
	174	ChangeBackgroundColour();
	175
	176	return TRUE;
	177	}
	178
	179
	180	wxRadioBox::~wxRadioBox()
	181	{
	182	delete[] m_radioButtonLabels;
	183	delete[] m_radioButtons;
	184	}
	185
	186	wxString wxRadioBox::GetLabel(int item) const
	187	{
	188	if (item < 0 \|\| item >= m_noItems)
	189	return wxEmptyString;
	190
	191	Widget widget = (Widget) m_radioButtons[item];
	192	XmString text;
	193	char *s;
	194	XtVaGetValues (widget,
	195	XmNlabelString, &text,
	196	NULL);
	197
	198	if (XmStringGetLtoR (text, XmSTRING_DEFAULT_CHARSET, &s))
	199	{
	200	// Should we free 'text'???
	201	XmStringFree(text);
	202	wxString str(s);
	203	XtFree (s);
	204	return str;
	205	}
	206	else
	207	{
	208	XmStringFree(text);
	209	return wxEmptyString;
	210	}
	211	}
	212
	213	void wxRadioBox::SetLabel(int item, const wxString& label)
	214	{
	215	if (item < 0 \|\| item >= m_noItems)
	216	return;
	217
	218	Widget widget = (Widget) m_radioButtons[item];
	219	if (label != "")
	220	{
	221	wxString label1(wxStripMenuCodes(label));
	222	XmString text = XmStringCreateSimple ((char) (const char) label1);
	223	XtVaSetValues (widget,
	224	XmNlabelString, text,
	225	XmNlabelType, XmSTRING,
	226	NULL);
	227	XmStringFree (text);
	228	}
	229	}
	230
	231	int wxRadioBox::FindString(const wxString& s) const
	232	{
	233	int i;
	234	for (i = 0; i < m_noItems; i++)
	235	if (s == m_radioButtonLabels[i])
	236	return i;
	237	return -1;
	238	}
	239
	240	void wxRadioBox::SetSelection(int n)
	241	{
	242	if ((n < 0) \|\| (n >= m_noItems))
	243	return;
	244
	245	m_selectedButton = n;
	246
	247	m_inSetValue = TRUE;
	248
	249	XmToggleButtonSetState ((Widget) m_radioButtons[n], TRUE, FALSE);
	250
	251	int i;
	252	for (i = 0; i < m_noItems; i++)
	253	if (i != n)
	254	XmToggleButtonSetState ((Widget) m_radioButtons[i], FALSE, FALSE);
	255
	256	m_inSetValue = FALSE;
	257	}
	258
	259	// Get single selection, for single choice list items
	260	int wxRadioBox::GetSelection() const
	261	{
	262	return m_selectedButton;
	263	}
	264
	265	// Find string for position
	266	wxString wxRadioBox::GetString(int n) const
	267	{
	268	if ((n < 0) \|\| (n >= m_noItems))
	269	return wxEmptyString;
	270	return m_radioButtonLabels[n];
	271	}
	272
	273	void wxRadioBox::SetSize(int x, int y, int width, int height, int sizeFlags)
	274	{
	275	bool managed = XtIsManaged((Widget) m_formWidget);
	276
	277	if (managed)
	278	XtUnmanageChild ((Widget) m_formWidget);
	279
	280	int xx = x; int yy = y;
	281	AdjustForParentClientOrigin(xx, yy, sizeFlags);
	282
	283	if (x > -1 \|\| (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
	284	XtVaSetValues ((Widget) m_formWidget, XmNleftAttachment, XmATTACH_SELF,
	285	XmNx, xx, NULL);
	286	if (y > -1 \|\| (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
	287	XtVaSetValues ((Widget) m_formWidget, XmNtopAttachment, XmATTACH_SELF,
	288	XmNy, yy, NULL);
	289
	290	// Must set the actual RadioBox to be desired size MINUS label size
	291	Dimension labelWidth = 0, labelHeight = 0, actualWidth = 0, actualHeight = 0;
	292
	293	if (m_labelWidget)
	294	XtVaGetValues ((Widget) m_labelWidget, XmNwidth, &labelWidth, XmNheight, &labelHeight, NULL);
	295
	296	actualWidth = width;
	297	actualHeight = height - labelHeight;
	298
	299	if (width > -1)
	300	{
	301	XtVaSetValues ((Widget) m_mainWidget, XmNwidth, actualWidth, NULL);
	302	}
	303	if (height > -1)
	304	{
	305	XtVaSetValues ((Widget) m_mainWidget, XmNheight, actualHeight, NULL);
	306	}
	307	if (managed)
	308	XtManageChild ((Widget) m_formWidget);
	309	}
	310
	311	// Enable a specific button
	312	void wxRadioBox::Enable(int n, bool enable)
	313	{
	314	if ((n < 0) \|\| (n >= m_noItems))
	315	return;
	316
	317	XtSetSensitive ((Widget) m_radioButtons[n], (Boolean) enable);
	318	}
	319
	320	// Enable all controls
	321	void wxRadioBox::Enable(bool enable)
	322	{
	323	wxControl::Enable(enable);
	324
	325	int i;
	326	for (i = 0; i < m_noItems; i++)
	327	XtSetSensitive ((Widget) m_radioButtons[i], (Boolean) enable);
	328	}
	329
	330	// Show a specific button
	331	void wxRadioBox::Show(int n, bool show)
	332	{
	333	// This method isn't complete, and we try do do our best...
	334	// It's main purpose isn't for allowing Show/Unshow dynamically,
	335	// but rather to provide a way to design wxRadioBox such:
	336	//
	337	// o Val1 o Val2 o Val3
	338	// o Val4 o Val6
	339	// o Val7 o Val8 o Val9
	340	//
	341	// In my case, this is a 'direction' box, and the Show(5,False) is
	342	// coupled with an Enable(5,False)
	343	//
	344	if ((n < 0) \|\| (n >= m_noItems))
	345	return;
	346
	347	XtVaSetValues ((Widget) m_radioButtons[n],
	348	XmNindicatorOn, (unsigned char) show,
	349	NULL);
	350
	351	// Please note that this is all we can do: removing the label
	352	// if switching to unshow state. However, when switching
	353	// to the on state, it's the prog. resp. to call SetLabel(item,...)
	354	// after this call!!
	355	if (!show)
	356	wxRadioBox::SetLabel (n, " ");
	357	}
	358
	359	// For single selection items only
	360	wxString wxRadioBox::GetStringSelection () const
	361	{
	362	int sel = GetSelection ();
	363	if (sel > -1)
	364	return this->GetString (sel);
	365	else
	366	return wxString("");
	367	}
	368
	369	bool wxRadioBox::SetStringSelection (const wxString& s)
	370	{
	371	int sel = FindString (s);
	372	if (sel > -1)
	373	{
	374	SetSelection (sel);
	375	return TRUE;
	376	}
	377	else
	378	return FALSE;
	379	}
	380
	381	void wxRadioBox::Command (wxCommandEvent & event)
	382	{
	383	SetSelection (event.m_commandInt);
	384	ProcessCommand (event);
	385	}
	386
	387	void wxRadioBox::ChangeFont(bool keepOriginalSize)
	388	{
	389	// TODO
	390	}
	391
	392	void wxRadioBox::ChangeBackgroundColour()
	393	{
	394	// TODO
	395	}
	396
	397	void wxRadioBox::ChangeForegroundColour()
	398	{
	399	// TODO
	400	}
	401
	402	void wxRadioBoxCallback (Widget w, XtPointer clientData,
	403	XmToggleButtonCallbackStruct * cbs)
	404	{
	405	if (!cbs->set)
	406	return;
	407
	408	wxRadioBox item = (wxRadioBox ) clientData;
	409	int sel = -1;
	410	int i;
	411	for (i = 0; i < item->Number(); i++)
	412	if (item->GetRadioButtons() && ((Widget) (item->GetRadioButtons()[i]) == w))
	413	sel = i;
	414	item->SetSel(sel);
	415
	416	if (item->InSetValue())
	417	return;
	418
	419	wxCommandEvent event (wxEVT_COMMAND_RADIOBOX_SELECTED, item->GetId());
	420	event.m_commandInt = sel;
	421	event.SetEventObject(item);
	422	item->ProcessCommand (event);
	423	}
	424