src/gtk/radiobox.cpp

/////////////////////////////////////////////////////////////////////////////
// Name:        radiobox.cpp
// Purpose:
// Author:      Robert Roebling
// Id:          $Id$
// Copyright:   (c) 1998 Robert Roebling
// Licence:     wxWindows licence
/////////////////////////////////////////////////////////////////////////////

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

#include "wx/defs.h"

#if wxUSE_RADIOBOX

#include "wx/radiobox.h"

#include "wx/dialog.h"
#include "wx/frame.h"
#include "wx/log.h"

#include <gdk/gdk.h>
#include <gtk/gtk.h>
#include <gdk/gdkkeysyms.h>

#include "wx/gtk/win_gtk.h"

//-----------------------------------------------------------------------------
// idle system
//-----------------------------------------------------------------------------

extern void wxapp_install_idle_handler();
extern bool g_isIdle;

//-----------------------------------------------------------------------------
// data
//-----------------------------------------------------------------------------

extern bool       g_blockEventsOnDrag;

//-----------------------------------------------------------------------------
// "clicked"
//-----------------------------------------------------------------------------

static void gtk_radiobutton_clicked_callback( GtkWidget *WXUNUSED(widget), wxRadioBox *rb )
{
    if (g_isIdle) wxapp_install_idle_handler();

    if (!rb->m_hasVMT) return;
    if (g_blockEventsOnDrag) return;

    if (rb->m_alreadySent)
    {
        rb->m_alreadySent = FALSE;
        return;
    }

    rb->m_alreadySent = TRUE;

    wxCommandEvent event( wxEVT_COMMAND_RADIOBOX_SELECTED, rb->GetId() );
    event.SetInt( rb->GetSelection() );
    event.SetString( rb->GetStringSelection() );
    event.SetEventObject( rb );
    rb->GetEventHandler()->ProcessEvent(event);
}

//-----------------------------------------------------------------------------
// "key_press_event"
//-----------------------------------------------------------------------------

static gint gtk_radiobox_keypress_callback( GtkWidget *widget, GdkEventKey *gdk_event, wxRadioBox *rb )
{
    if (g_isIdle)
        wxapp_install_idle_handler();

    if (!rb->m_hasVMT) return FALSE;
    if (g_blockEventsOnDrag) return FALSE;

    if ((gdk_event->keyval != GDK_Up) &&
        (gdk_event->keyval != GDK_Down) &&
        (gdk_event->keyval != GDK_Left) &&
        (gdk_event->keyval != GDK_Right))
    {
        return FALSE;
    }

    wxNode *node = rb->m_boxes.Find( (wxObject*) widget );
    if (!node)
    {
        return FALSE;
    }

    gtk_signal_emit_stop_by_name( GTK_OBJECT(widget), "key_press_event" );

    if ((gdk_event->keyval == GDK_Up) ||
        (gdk_event->keyval == GDK_Left))
    {
        if (node == rb->m_boxes.First())
	    node = rb->m_boxes.Last();
	else
	    node = node->Previous();
    }
    else
    {
        if (node == rb->m_boxes.Last())
	    node = rb->m_boxes.First();
	else
	    node = node->Next();
    }

    GtkWidget *button = (GtkWidget*) node->Data();

    gtk_widget_grab_focus( button );

    return TRUE;
}

static gint gtk_radiobutton_focus_in( GtkWidget *widget,
                                      GdkEvent *WXUNUSED(event),
                                      wxRadioBox *win )
{
    if ( win->m_lostFocus )
    {
        // no, we didn't really lose it
        win->m_lostFocus = FALSE;
    }
    else if ( !win->m_hasFocus )
    {
        win->m_hasFocus = TRUE;

        wxFocusEvent event( wxEVT_SET_FOCUS, win->GetId() );
        event.SetEventObject( win );

        // never stop the signal emission, it seems to break the kbd handling
        // inside the radiobox
        (void)win->GetEventHandler()->ProcessEvent( event );
    }

    return FALSE;
}

static gint gtk_radiobutton_focus_out( GtkWidget *widget,
                                       GdkEvent *WXUNUSED(event),
                                       wxRadioBox *win )
{
  //    wxASSERT_MSG( win->m_hasFocus, _T("got focus out without any focus in?") );
  // Replace with a warning, else we dump core a lot!
  //  if (!win->m_hasFocus)
  //      wxLogWarning(_T("Radiobox got focus out without any focus in.") );

    // we might have lost the focus, but may be not - it may have just gone to
    // another button in the same radiobox, so we'll check for it in the next
    // idle iteration (leave m_hasFocus == TRUE for now)
    win->m_lostFocus = TRUE;

    return FALSE;
}

//-----------------------------------------------------------------------------
// wxRadioBox
//-----------------------------------------------------------------------------

IMPLEMENT_DYNAMIC_CLASS(wxRadioBox,wxControl)

void wxRadioBox::Init()
{
    m_alreadySent = FALSE;
    m_needParent = TRUE;
    m_acceptsFocus = TRUE;

    m_hasFocus =
    m_lostFocus = FALSE;
}

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& validator,
                         const wxString &name )
{
    if (!PreCreation( parent, pos, size ) ||
        !CreateBase( parent, id, pos, size, style, validator, name ))
    {
        wxFAIL_MSG( wxT("wxRadioBox creation failed") );
	return FALSE;
    }

    m_widget = gtk_frame_new( title.mbc_str() );

    // majorDim may be 0 if all trailing parameters were omitted, so don't
    // assert here but just use the correct value for it
    m_majorDim = majorDim == 0 ? n : majorDim;

    GtkRadioButton *m_radio = (GtkRadioButton*) NULL;

    wxString label;
    GSList *radio_button_group = (GSList *) NULL;
    for (int i = 0; i < n; i++)
    {
        if ( i != 0 )
            radio_button_group = gtk_radio_button_group( GTK_RADIO_BUTTON(m_radio) );

        label.Empty();
        for ( const wxChar *pc = choices[i]; *pc; pc++ )
        {
            if ( *pc != wxT('&') )
                label += *pc;
        }

        m_radio = GTK_RADIO_BUTTON( gtk_radio_button_new_with_label( radio_button_group, label.mbc_str() ) );

        gtk_signal_connect( GTK_OBJECT(m_radio), "key_press_event",
           GTK_SIGNAL_FUNC(gtk_radiobox_keypress_callback), (gpointer)this );

        m_boxes.Append( (wxObject*) m_radio );

        ConnectWidget( GTK_WIDGET(m_radio) );

        if (!i) gtk_toggle_button_set_state( GTK_TOGGLE_BUTTON(m_radio), TRUE );

        gtk_signal_connect( GTK_OBJECT(m_radio), "clicked",
            GTK_SIGNAL_FUNC(gtk_radiobutton_clicked_callback), (gpointer*)this );

        gtk_signal_connect( GTK_OBJECT(m_radio), "focus_in_event",
            GTK_SIGNAL_FUNC(gtk_radiobutton_focus_in), (gpointer)this );

        gtk_signal_connect( GTK_OBJECT(m_radio), "focus_out_event",
            GTK_SIGNAL_FUNC(gtk_radiobutton_focus_out), (gpointer)this );

        gtk_pizza_put( GTK_PIZZA(m_parent->m_wxwindow),
                         GTK_WIDGET(m_radio),
                         m_x+10, m_y+10+(i*24), 10, 10 );
    }

    m_parent->DoAddChild( this );

    PostCreation();

    ApplyWidgetStyle();

    SetLabel( title );

    SetFont( parent->GetFont() );

    wxSize ls = LayoutItems();

    GtkRequisition req;
    req.width = 2;
    req.height = 2;
    (* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(m_widget) )->size_request ) (m_widget, &req );
    if (req.width > ls.x) ls.x = req.width;

    wxSize newSize = size;
    if (newSize.x == -1) newSize.x = ls.x;
    if (newSize.y == -1) newSize.y = ls.y;
    SetSize( newSize.x, newSize.y );

    SetBackgroundColour( parent->GetBackgroundColour() );
    SetForegroundColour( parent->GetForegroundColour() );

    Show( TRUE );

    return TRUE;
}

wxRadioBox::~wxRadioBox()
{
    wxNode *node = m_boxes.First();
    while (node)
    {
        GtkWidget *button = GTK_WIDGET( node->Data() );
        gtk_widget_destroy( button );
        node = node->Next();
    }
}

void wxRadioBox::DoSetSize( int x, int y, int width, int height, int sizeFlags )
{
    wxWindow::DoSetSize( x, y, width, height, sizeFlags );

    LayoutItems();
}

wxSize wxRadioBox::LayoutItems()
{
    int x = 7;
    int y = 15;

    if ( m_majorDim == 0 )
    {
        // avoid dividing by 0 below
        wxFAIL_MSG( wxT("dimension of radiobox should not be 0!") );

        m_majorDim = 1;
    }

    int num_per_major = (m_boxes.GetCount() - 1) / m_majorDim +1;

    wxSize res( 0, 0 );

    int num_of_cols = 0;
    int num_of_rows = 0;
    if (HasFlag(wxRA_SPECIFY_COLS))
    {
        num_of_cols = m_majorDim;
        num_of_rows = num_per_major;
    }
    else
    {
        num_of_cols = num_per_major;
        num_of_rows = m_majorDim;
    }

    if ( HasFlag(wxRA_SPECIFY_COLS) ||
         (HasFlag(wxRA_SPECIFY_ROWS) && (num_of_cols > 1)) )
    {
        for (int j = 0; j < num_of_cols; j++)
        {
            y = 15;

            int max_len = 0;
            wxNode *node = m_boxes.Nth( j*num_of_rows );
            for (int i1 = 0; i1< num_of_rows; i1++)
            {
                GtkWidget *button = GTK_WIDGET( node->Data() );

                GtkRequisition req;
                req.width = 2;
                req.height = 2;
                (* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(button) )->size_request )
                      (button, &req );

                if (req.width > max_len) max_len = req.width;

                gtk_pizza_move( GTK_PIZZA(m_parent->m_wxwindow), button, m_x+x, m_y+y );
                y += req.height;

                node = node->Next();
                if (!node) break;
            }

            // we don't know the max_len before

            node = m_boxes.Nth( j*num_of_rows );
            for (int i2 = 0; i2< num_of_rows; i2++)
            {
                GtkWidget *button = GTK_WIDGET( node->Data() );

                gtk_pizza_resize( GTK_PIZZA(m_parent->m_wxwindow), button, max_len, 20 );

                node = node->Next();
                if (!node) break;
            }

            if (y > res.y) res.y = y;

            x += max_len + 2;
        }

        res.x = x+4;
        res.y += 4;
    }
    else
    {
        int max = 0;

        wxNode *node = m_boxes.First();
        while (node)
        {
            GtkWidget *button = GTK_WIDGET( node->Data() );

            GtkRequisition req;
            req.width = 2;
            req.height = 2;
            (* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(button) )->size_request )
                  (button, &req );

            if (req.width > max) max = req.width;

            node = node->Next();
        }

        node = m_boxes.First();
        while (node)
        {
            GtkWidget *button = GTK_WIDGET( node->Data() );

            gtk_pizza_set_size( GTK_PIZZA(m_parent->m_wxwindow), button, m_x+x, m_y+y, max, 20 );
            x += max;

            node = node->Next();
        }
        res.x = x+4;
        res.y = 40;
    }

    return res;
}

bool wxRadioBox::Show( bool show )
{
    wxCHECK_MSG( m_widget != NULL, FALSE, wxT("invalid radiobox") );

    if (!wxControl::Show(show))
    {
        // nothing to do
        return FALSE;
    }

    if ((m_windowStyle & wxNO_BORDER) != 0)
        gtk_widget_hide( m_widget );

    wxNode *node = m_boxes.First();
    while (node)
    {
        GtkWidget *button = GTK_WIDGET( node->Data() );

        if (show) gtk_widget_show( button ); else gtk_widget_hide( button );

        node = node->Next();
    }

    return TRUE;
}

int wxRadioBox::FindString( const wxString &s ) const
{
    wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid radiobox") );

    int count = 0;

    wxNode *node = m_boxes.First();
    while (node)
    {
        GtkButton *button = GTK_BUTTON( node->Data() );

        GtkLabel *label = GTK_LABEL( button->child );
        if (s == label->label) return count;
        count++;

        node = node->Next();
    }

    return -1;
}

void wxRadioBox::SetFocus()
{
    wxCHECK_RET( m_widget != NULL, wxT("invalid radiobox") );

    if (m_boxes.GetCount() == 0) return;

    wxNode *node = m_boxes.First();
    while (node)
    {
        GtkToggleButton *button = GTK_TOGGLE_BUTTON( node->Data() );
        if (button->active)
        {
            gtk_widget_grab_focus( GTK_WIDGET(button) );
            return;
        }
        node = node->Next();
    }

}

void wxRadioBox::SetSelection( int n )
{
    wxCHECK_RET( m_widget != NULL, wxT("invalid radiobox") );

    wxNode *node = m_boxes.Nth( n );

    wxCHECK_RET( node, wxT("radiobox wrong index") );

    GtkToggleButton *button = GTK_TOGGLE_BUTTON( node->Data() );

    GtkDisableEvents();

    gtk_toggle_button_set_state( button, 1 );

    GtkEnableEvents();
}

int wxRadioBox::GetSelection(void) const
{
    wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid radiobox") );

    int count = 0;

    wxNode *node = m_boxes.First();
    while (node)
    {
        GtkToggleButton *button = GTK_TOGGLE_BUTTON( node->Data() );
        if (button->active) return count;
        count++;
        node = node->Next();
    }

    wxFAIL_MSG( wxT("wxRadioBox none selected") );

    return -1;
}

wxString wxRadioBox::GetString( int n ) const
{
    wxCHECK_MSG( m_widget != NULL, wxT(""), wxT("invalid radiobox") );

    wxNode *node = m_boxes.Nth( n );

    wxCHECK_MSG( node, wxT(""), wxT("radiobox wrong index") );

    GtkButton *button = GTK_BUTTON( node->Data() );
    GtkLabel *label = GTK_LABEL( button->child );

    return wxString( label->label );
}

wxString wxRadioBox::GetLabel( int item ) const
{
    wxCHECK_MSG( m_widget != NULL, wxT(""), wxT("invalid radiobox") );

    return GetString( item );
}

void wxRadioBox::SetLabel( const wxString& label )
{
    wxCHECK_RET( m_widget != NULL, wxT("invalid radiobox") );

    wxControl::SetLabel( label );

    gtk_frame_set_label( GTK_FRAME(m_widget), wxControl::GetLabel().mbc_str() );
}

void wxRadioBox::SetLabel( int item, const wxString& label )
{
    wxCHECK_RET( m_widget != NULL, wxT("invalid radiobox") );

    wxNode *node = m_boxes.Nth( item );

    wxCHECK_RET( node, wxT("radiobox wrong index") );

    GtkButton *button = GTK_BUTTON( node->Data() );
    GtkLabel *g_label = GTK_LABEL( button->child );

    gtk_label_set( g_label, label.mbc_str() );
}

void wxRadioBox::SetLabel( int WXUNUSED(item), wxBitmap *WXUNUSED(bitmap) )
{
    wxFAIL_MSG(wxT("wxRadioBox::SetLabel not implemented."));
}

bool wxRadioBox::Enable( bool enable )
{
    if ( !wxControl::Enable( enable ) )
        return FALSE;

    wxNode *node = m_boxes.First();
    while (node)
    {
        GtkButton *button = GTK_BUTTON( node->Data() );
        GtkWidget *label = button->child;
        gtk_widget_set_sensitive( GTK_WIDGET(button), enable );
        gtk_widget_set_sensitive( label, enable );
        node = node->Next();
    }

    return TRUE;
}

void wxRadioBox::Enable( int item, bool enable )
{
    wxCHECK_RET( m_widget != NULL, wxT("invalid radiobox") );

    wxNode *node = m_boxes.Nth( item );

    wxCHECK_RET( node, wxT("radiobox wrong index") );

    GtkButton *button = GTK_BUTTON( node->Data() );
    GtkWidget *label = button->child;
    gtk_widget_set_sensitive( GTK_WIDGET(button), enable );
    gtk_widget_set_sensitive( label, enable );
}

void wxRadioBox::Show( int item, bool show )
{
    wxCHECK_RET( m_widget != NULL, wxT("invalid radiobox") );

    wxNode *node = m_boxes.Nth( item );

    wxCHECK_RET( node, wxT("radiobox wrong index") );

    GtkWidget *button = GTK_WIDGET( node->Data() );

    if (show)
        gtk_widget_show( button );
    else
        gtk_widget_hide( button );
}

wxString wxRadioBox::GetStringSelection() const
{
    wxCHECK_MSG( m_widget != NULL, wxT(""), wxT("invalid radiobox") );

    wxNode *node = m_boxes.First();
    while (node)
    {
        GtkToggleButton *button = GTK_TOGGLE_BUTTON( node->Data() );
        if (button->active)
        {
            GtkLabel *label = GTK_LABEL( GTK_BUTTON(button)->child );
            return label->label;
        }
        node = node->Next();
    }

    wxFAIL_MSG( wxT("wxRadioBox none selected") );
    return wxT("");
}

bool wxRadioBox::SetStringSelection( const wxString &s )
{
    wxCHECK_MSG( m_widget != NULL, FALSE, wxT("invalid radiobox") );

    int res = FindString( s );
    if (res == -1) return FALSE;
    SetSelection( res );

    return TRUE;
}

int wxRadioBox::Number() const
{
    return m_boxes.Number();
}

int wxRadioBox::GetNumberOfRowsOrCols() const
{
    return 1;
}

void wxRadioBox::SetNumberOfRowsOrCols( int WXUNUSED(n) )
{
    wxFAIL_MSG(wxT("wxRadioBox::SetNumberOfRowsOrCols not implemented."));
}

void wxRadioBox::GtkDisableEvents()
{
    wxNode *node = m_boxes.First();
    while (node)
    {
        gtk_signal_disconnect_by_func( GTK_OBJECT(node->Data()),
           GTK_SIGNAL_FUNC(gtk_radiobutton_clicked_callback), (gpointer*)this );

	node = node->Next();
    }
}

void wxRadioBox::GtkEnableEvents()
{
    wxNode *node = m_boxes.First();
    while (node)
    {
        gtk_signal_connect( GTK_OBJECT(node->Data()), "clicked",
           GTK_SIGNAL_FUNC(gtk_radiobutton_clicked_callback), (gpointer*)this );

	node = node->Next();
    }
}

void wxRadioBox::ApplyWidgetStyle()
{
    SetWidgetStyle();

    gtk_widget_set_style( m_widget, m_widgetStyle );

    wxNode *node = m_boxes.First();
    while (node)
    {
        GtkWidget *widget = GTK_WIDGET( node->Data() );
        gtk_widget_set_style( widget, m_widgetStyle );

        GtkButton *button = GTK_BUTTON( node->Data() );
        gtk_widget_set_style( button->child, m_widgetStyle );

        node = node->Next();
    }
}

#if wxUSE_TOOLTIPS
void wxRadioBox::ApplyToolTip( GtkTooltips *tips, const wxChar *tip )
{
    wxNode *node = m_boxes.First();
    while (node)
    {
        GtkWidget *widget = GTK_WIDGET( node->Data() );
        gtk_tooltips_set_tip( tips, widget, wxConvCurrent->cWX2MB(tip), (gchar*) NULL );
        node = node->Next();
    }
}
#endif // wxUSE_TOOLTIPS

bool wxRadioBox::IsOwnGtkWindow( GdkWindow *window )
{
    if (window == m_widget->window) return TRUE;

    wxNode *node = m_boxes.First();
    while (node)
    {
        GtkWidget *button = GTK_WIDGET( node->Data() );

        if (window == button->window) return TRUE;

        node = node->Next();
    }

    return FALSE;
}

void wxRadioBox::OnInternalIdle()
{
    if ( m_lostFocus )
    {
        m_hasFocus = FALSE;
        m_lostFocus = FALSE;

        wxFocusEvent event( wxEVT_KILL_FOCUS, GetId() );
        event.SetEventObject( this );

        (void)GetEventHandler()->ProcessEvent( event );
    }
}

#endif // wxUSE_RADIOBOX
Commit	Line	Data
	1	/////////////////////////////////////////////////////////////////////////////
	2	// Name: radiobox.cpp
	3	// Purpose:
	4	// Author: Robert Roebling
	5	// Id: $Id$
	6	// Copyright: (c) 1998 Robert Roebling
	7	// Licence: wxWindows licence
	8	/////////////////////////////////////////////////////////////////////////////
	9
	10	#ifdef __GNUG__
	11	#pragma implementation "radiobox.h"
	12	#endif
	13
	14	#include "wx/defs.h"
	15
	16	#if wxUSE_RADIOBOX
	17
	18	#include "wx/radiobox.h"
	19
	20	#include "wx/dialog.h"
	21	#include "wx/frame.h"
	22	#include "wx/log.h"
	23
	24	#include <gdk/gdk.h>
	25	#include <gtk/gtk.h>
	26	#include <gdk/gdkkeysyms.h>
	27
	28	#include "wx/gtk/win_gtk.h"
	29
	30	//-----------------------------------------------------------------------------
	31	// idle system
	32	//-----------------------------------------------------------------------------
	33
	34	extern void wxapp_install_idle_handler();
	35	extern bool g_isIdle;
	36
	37	//-----------------------------------------------------------------------------
	38	// data
	39	//-----------------------------------------------------------------------------
	40
	41	extern bool g_blockEventsOnDrag;
	42
	43	//-----------------------------------------------------------------------------
	44	// "clicked"
	45	//-----------------------------------------------------------------------------
	46
	47	static void gtk_radiobutton_clicked_callback( GtkWidget WXUNUSED(widget), wxRadioBox rb )
	48	{
	49	if (g_isIdle) wxapp_install_idle_handler();
	50
	51	if (!rb->m_hasVMT) return;
	52	if (g_blockEventsOnDrag) return;
	53
	54	if (rb->m_alreadySent)
	55	{
	56	rb->m_alreadySent = FALSE;
	57	return;
	58	}
	59
	60	rb->m_alreadySent = TRUE;
	61
	62	wxCommandEvent event( wxEVT_COMMAND_RADIOBOX_SELECTED, rb->GetId() );
	63	event.SetInt( rb->GetSelection() );
	64	event.SetString( rb->GetStringSelection() );
	65	event.SetEventObject( rb );
	66	rb->GetEventHandler()->ProcessEvent(event);
	67	}
	68
	69	//-----------------------------------------------------------------------------
	70	// "key_press_event"
	71	//-----------------------------------------------------------------------------
	72
	73	static gint gtk_radiobox_keypress_callback( GtkWidget widget, GdkEventKey gdk_event, wxRadioBox *rb )
	74	{
	75	if (g_isIdle)
	76	wxapp_install_idle_handler();
	77
	78	if (!rb->m_hasVMT) return FALSE;
	79	if (g_blockEventsOnDrag) return FALSE;
	80
	81	if ((gdk_event->keyval != GDK_Up) &&
	82	(gdk_event->keyval != GDK_Down) &&
	83	(gdk_event->keyval != GDK_Left) &&
	84	(gdk_event->keyval != GDK_Right))
	85	{
	86	return FALSE;
	87	}
	88
	89	wxNode node = rb->m_boxes.Find( (wxObject) widget );
	90	if (!node)
	91	{
	92	return FALSE;
	93	}
	94
	95	gtk_signal_emit_stop_by_name( GTK_OBJECT(widget), "key_press_event" );
	96
	97	if ((gdk_event->keyval == GDK_Up) \|\|
	98	(gdk_event->keyval == GDK_Left))
	99	{
	100	if (node == rb->m_boxes.First())
	101	node = rb->m_boxes.Last();
	102	else
	103	node = node->Previous();
	104	}
	105	else
	106	{
	107	if (node == rb->m_boxes.Last())
	108	node = rb->m_boxes.First();
	109	else
	110	node = node->Next();
	111	}
	112
	113	GtkWidget button = (GtkWidget) node->Data();
	114
	115	gtk_widget_grab_focus( button );
	116
	117	return TRUE;
	118	}
	119
	120	static gint gtk_radiobutton_focus_in( GtkWidget *widget,
	121	GdkEvent *WXUNUSED(event),
	122	wxRadioBox *win )
	123	{
	124	if ( win->m_lostFocus )
	125	{
	126	// no, we didn't really lose it
	127	win->m_lostFocus = FALSE;
	128	}
	129	else if ( !win->m_hasFocus )
	130	{
	131	win->m_hasFocus = TRUE;
	132
	133	wxFocusEvent event( wxEVT_SET_FOCUS, win->GetId() );
	134	event.SetEventObject( win );
	135
	136	// never stop the signal emission, it seems to break the kbd handling
	137	// inside the radiobox
	138	(void)win->GetEventHandler()->ProcessEvent( event );
	139	}
	140
	141	return FALSE;
	142	}
	143
	144	static gint gtk_radiobutton_focus_out( GtkWidget *widget,
	145	GdkEvent *WXUNUSED(event),
	146	wxRadioBox *win )
	147	{
	148	// wxASSERT_MSG( win->m_hasFocus, _T("got focus out without any focus in?") );
	149	// Replace with a warning, else we dump core a lot!
	150	// if (!win->m_hasFocus)
	151	// wxLogWarning(_T("Radiobox got focus out without any focus in.") );
	152
	153	// we might have lost the focus, but may be not - it may have just gone to
	154	// another button in the same radiobox, so we'll check for it in the next
	155	// idle iteration (leave m_hasFocus == TRUE for now)
	156	win->m_lostFocus = TRUE;
	157
	158	return FALSE;
	159	}
	160
	161	//-----------------------------------------------------------------------------
	162	// wxRadioBox
	163	//-----------------------------------------------------------------------------
	164
	165	IMPLEMENT_DYNAMIC_CLASS(wxRadioBox,wxControl)
	166
	167	void wxRadioBox::Init()
	168	{
	169	m_alreadySent = FALSE;
	170	m_needParent = TRUE;
	171	m_acceptsFocus = TRUE;
	172
	173	m_hasFocus =
	174	m_lostFocus = FALSE;
	175	}
	176
	177	bool wxRadioBox::Create( wxWindow *parent, wxWindowID id, const wxString& title,
	178	const wxPoint &pos, const wxSize &size,
	179	int n, const wxString choices[], int majorDim,
	180	long style, const wxValidator& validator,
	181	const wxString &name )
	182	{
	183	if (!PreCreation( parent, pos, size ) \|\|
	184	!CreateBase( parent, id, pos, size, style, validator, name ))
	185	{
	186	wxFAIL_MSG( wxT("wxRadioBox creation failed") );
	187	return FALSE;
	188	}
	189
	190	m_widget = gtk_frame_new( title.mbc_str() );
	191
	192	// majorDim may be 0 if all trailing parameters were omitted, so don't
	193	// assert here but just use the correct value for it
	194	m_majorDim = majorDim == 0 ? n : majorDim;
	195
	196	GtkRadioButton m_radio = (GtkRadioButton) NULL;
	197
	198	wxString label;
	199	GSList radio_button_group = (GSList ) NULL;
	200	for (int i = 0; i < n; i++)
	201	{
	202	if ( i != 0 )
	203	radio_button_group = gtk_radio_button_group( GTK_RADIO_BUTTON(m_radio) );
	204
	205	label.Empty();
	206	for ( const wxChar pc = choices[i]; pc; pc++ )
	207	{
	208	if ( *pc != wxT('&') )
	209	label += *pc;
	210	}
	211
	212	m_radio = GTK_RADIO_BUTTON( gtk_radio_button_new_with_label( radio_button_group, label.mbc_str() ) );
	213
	214	gtk_signal_connect( GTK_OBJECT(m_radio), "key_press_event",
	215	GTK_SIGNAL_FUNC(gtk_radiobox_keypress_callback), (gpointer)this );
	216
	217	m_boxes.Append( (wxObject*) m_radio );
	218
	219	ConnectWidget( GTK_WIDGET(m_radio) );
	220
	221	if (!i) gtk_toggle_button_set_state( GTK_TOGGLE_BUTTON(m_radio), TRUE );
	222
	223	gtk_signal_connect( GTK_OBJECT(m_radio), "clicked",
	224	GTK_SIGNAL_FUNC(gtk_radiobutton_clicked_callback), (gpointer*)this );
	225
	226	gtk_signal_connect( GTK_OBJECT(m_radio), "focus_in_event",
	227	GTK_SIGNAL_FUNC(gtk_radiobutton_focus_in), (gpointer)this );
	228
	229	gtk_signal_connect( GTK_OBJECT(m_radio), "focus_out_event",
	230	GTK_SIGNAL_FUNC(gtk_radiobutton_focus_out), (gpointer)this );
	231
	232	gtk_pizza_put( GTK_PIZZA(m_parent->m_wxwindow),
	233	GTK_WIDGET(m_radio),
	234	m_x+10, m_y+10+(i*24), 10, 10 );
	235	}
	236
	237	m_parent->DoAddChild( this );
	238
	239	PostCreation();
	240
	241	ApplyWidgetStyle();
	242
	243	SetLabel( title );
	244
	245	SetFont( parent->GetFont() );
	246
	247	wxSize ls = LayoutItems();
	248
	249	GtkRequisition req;
	250	req.width = 2;
	251	req.height = 2;
	252	(* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(m_widget) )->size_request ) (m_widget, &req );
	253	if (req.width > ls.x) ls.x = req.width;
	254
	255	wxSize newSize = size;
	256	if (newSize.x == -1) newSize.x = ls.x;
	257	if (newSize.y == -1) newSize.y = ls.y;
	258	SetSize( newSize.x, newSize.y );
	259
	260	SetBackgroundColour( parent->GetBackgroundColour() );
	261	SetForegroundColour( parent->GetForegroundColour() );
	262
	263	Show( TRUE );
	264
	265	return TRUE;
	266	}
	267
	268	wxRadioBox::~wxRadioBox()
	269	{
	270	wxNode *node = m_boxes.First();
	271	while (node)
	272	{
	273	GtkWidget *button = GTK_WIDGET( node->Data() );
	274	gtk_widget_destroy( button );
	275	node = node->Next();
	276	}
	277	}
	278
	279	void wxRadioBox::DoSetSize( int x, int y, int width, int height, int sizeFlags )
	280	{
	281	wxWindow::DoSetSize( x, y, width, height, sizeFlags );
	282
	283	LayoutItems();
	284	}
	285
	286	wxSize wxRadioBox::LayoutItems()
	287	{
	288	int x = 7;
	289	int y = 15;
	290
	291	if ( m_majorDim == 0 )
	292	{
	293	// avoid dividing by 0 below
	294	wxFAIL_MSG( wxT("dimension of radiobox should not be 0!") );
	295
	296	m_majorDim = 1;
	297	}
	298
	299	int num_per_major = (m_boxes.GetCount() - 1) / m_majorDim +1;
	300
	301	wxSize res( 0, 0 );
	302
	303	int num_of_cols = 0;
	304	int num_of_rows = 0;
	305	if (HasFlag(wxRA_SPECIFY_COLS))
	306	{
	307	num_of_cols = m_majorDim;
	308	num_of_rows = num_per_major;
	309	}
	310	else
	311	{
	312	num_of_cols = num_per_major;
	313	num_of_rows = m_majorDim;
	314	}
	315
	316	if ( HasFlag(wxRA_SPECIFY_COLS) \|\|
	317	(HasFlag(wxRA_SPECIFY_ROWS) && (num_of_cols > 1)) )
	318	{
	319	for (int j = 0; j < num_of_cols; j++)
	320	{
	321	y = 15;
	322
	323	int max_len = 0;
	324	wxNode node = m_boxes.Nth( jnum_of_rows );
	325	for (int i1 = 0; i1< num_of_rows; i1++)
	326	{
	327	GtkWidget *button = GTK_WIDGET( node->Data() );
	328
	329	GtkRequisition req;
	330	req.width = 2;
	331	req.height = 2;
	332	(* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(button) )->size_request )
	333	(button, &req );
	334
	335	if (req.width > max_len) max_len = req.width;
	336
	337	gtk_pizza_move( GTK_PIZZA(m_parent->m_wxwindow), button, m_x+x, m_y+y );
	338	y += req.height;
	339
	340	node = node->Next();
	341	if (!node) break;
	342	}
	343
	344	// we don't know the max_len before
	345
	346	node = m_boxes.Nth( j*num_of_rows );
	347	for (int i2 = 0; i2< num_of_rows; i2++)
	348	{
	349	GtkWidget *button = GTK_WIDGET( node->Data() );
	350
	351	gtk_pizza_resize( GTK_PIZZA(m_parent->m_wxwindow), button, max_len, 20 );
	352
	353	node = node->Next();
	354	if (!node) break;
	355	}
	356
	357	if (y > res.y) res.y = y;
	358
	359	x += max_len + 2;
	360	}
	361
	362	res.x = x+4;
	363	res.y += 4;
	364	}
	365	else
	366	{
	367	int max = 0;
	368
	369	wxNode *node = m_boxes.First();
	370	while (node)
	371	{
	372	GtkWidget *button = GTK_WIDGET( node->Data() );
	373
	374	GtkRequisition req;
	375	req.width = 2;
	376	req.height = 2;
	377	(* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(button) )->size_request )
	378	(button, &req );
	379
	380	if (req.width > max) max = req.width;
	381
	382	node = node->Next();
	383	}
	384
	385	node = m_boxes.First();
	386	while (node)
	387	{
	388	GtkWidget *button = GTK_WIDGET( node->Data() );
	389
	390	gtk_pizza_set_size( GTK_PIZZA(m_parent->m_wxwindow), button, m_x+x, m_y+y, max, 20 );
	391	x += max;
	392
	393	node = node->Next();
	394	}
	395	res.x = x+4;
	396	res.y = 40;
	397	}
	398
	399	return res;
	400	}
	401
	402	bool wxRadioBox::Show( bool show )
	403	{
	404	wxCHECK_MSG( m_widget != NULL, FALSE, wxT("invalid radiobox") );
	405
	406	if (!wxControl::Show(show))
	407	{
	408	// nothing to do
	409	return FALSE;
	410	}
	411
	412	if ((m_windowStyle & wxNO_BORDER) != 0)
	413	gtk_widget_hide( m_widget );
	414
	415	wxNode *node = m_boxes.First();
	416	while (node)
	417	{
	418	GtkWidget *button = GTK_WIDGET( node->Data() );
	419
	420	if (show) gtk_widget_show( button ); else gtk_widget_hide( button );
	421
	422	node = node->Next();
	423	}
	424
	425	return TRUE;
	426	}
	427
	428	int wxRadioBox::FindString( const wxString &s ) const
	429	{
	430	wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid radiobox") );
	431
	432	int count = 0;
	433
	434	wxNode *node = m_boxes.First();
	435	while (node)
	436	{
	437	GtkButton *button = GTK_BUTTON( node->Data() );
	438
	439	GtkLabel *label = GTK_LABEL( button->child );
	440	if (s == label->label) return count;
	441	count++;
	442
	443	node = node->Next();
	444	}
	445
	446	return -1;
	447	}
	448
	449	void wxRadioBox::SetFocus()
	450	{
	451	wxCHECK_RET( m_widget != NULL, wxT("invalid radiobox") );
	452
	453	if (m_boxes.GetCount() == 0) return;
	454
	455	wxNode *node = m_boxes.First();
	456	while (node)
	457	{
	458	GtkToggleButton *button = GTK_TOGGLE_BUTTON( node->Data() );
	459	if (button->active)
	460	{
	461	gtk_widget_grab_focus( GTK_WIDGET(button) );
	462	return;
	463	}
	464	node = node->Next();
	465	}
	466
	467	}
	468
	469	void wxRadioBox::SetSelection( int n )
	470	{
	471	wxCHECK_RET( m_widget != NULL, wxT("invalid radiobox") );
	472
	473	wxNode *node = m_boxes.Nth( n );
	474
	475	wxCHECK_RET( node, wxT("radiobox wrong index") );
	476
	477	GtkToggleButton *button = GTK_TOGGLE_BUTTON( node->Data() );
	478
	479	GtkDisableEvents();
	480
	481	gtk_toggle_button_set_state( button, 1 );
	482
	483	GtkEnableEvents();
	484	}
	485
	486	int wxRadioBox::GetSelection(void) const
	487	{
	488	wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid radiobox") );
	489
	490	int count = 0;
	491
	492	wxNode *node = m_boxes.First();
	493	while (node)
	494	{
	495	GtkToggleButton *button = GTK_TOGGLE_BUTTON( node->Data() );
	496	if (button->active) return count;
	497	count++;
	498	node = node->Next();
	499	}
	500
	501	wxFAIL_MSG( wxT("wxRadioBox none selected") );
	502
	503	return -1;
	504	}
	505
	506	wxString wxRadioBox::GetString( int n ) const
	507	{
	508	wxCHECK_MSG( m_widget != NULL, wxT(""), wxT("invalid radiobox") );
	509
	510	wxNode *node = m_boxes.Nth( n );
	511
	512	wxCHECK_MSG( node, wxT(""), wxT("radiobox wrong index") );
	513
	514	GtkButton *button = GTK_BUTTON( node->Data() );
	515	GtkLabel *label = GTK_LABEL( button->child );
	516
	517	return wxString( label->label );
	518	}
	519
	520	wxString wxRadioBox::GetLabel( int item ) const
	521	{
	522	wxCHECK_MSG( m_widget != NULL, wxT(""), wxT("invalid radiobox") );
	523
	524	return GetString( item );
	525	}
	526
	527	void wxRadioBox::SetLabel( const wxString& label )
	528	{
	529	wxCHECK_RET( m_widget != NULL, wxT("invalid radiobox") );
	530
	531	wxControl::SetLabel( label );
	532
	533	gtk_frame_set_label( GTK_FRAME(m_widget), wxControl::GetLabel().mbc_str() );
	534	}
	535
	536	void wxRadioBox::SetLabel( int item, const wxString& label )
	537	{
	538	wxCHECK_RET( m_widget != NULL, wxT("invalid radiobox") );
	539
	540	wxNode *node = m_boxes.Nth( item );
	541
	542	wxCHECK_RET( node, wxT("radiobox wrong index") );
	543
	544	GtkButton *button = GTK_BUTTON( node->Data() );
	545	GtkLabel *g_label = GTK_LABEL( button->child );
	546
	547	gtk_label_set( g_label, label.mbc_str() );
	548	}
	549
	550	void wxRadioBox::SetLabel( int WXUNUSED(item), wxBitmap *WXUNUSED(bitmap) )
	551	{
	552	wxFAIL_MSG(wxT("wxRadioBox::SetLabel not implemented."));
	553	}
	554
	555	bool wxRadioBox::Enable( bool enable )
	556	{
	557	if ( !wxControl::Enable( enable ) )
	558	return FALSE;
	559
	560	wxNode *node = m_boxes.First();
	561	while (node)
	562	{
	563	GtkButton *button = GTK_BUTTON( node->Data() );
	564	GtkWidget *label = button->child;
	565	gtk_widget_set_sensitive( GTK_WIDGET(button), enable );
	566	gtk_widget_set_sensitive( label, enable );
	567	node = node->Next();
	568	}
	569
	570	return TRUE;
	571	}
	572
	573	void wxRadioBox::Enable( int item, bool enable )
	574	{
	575	wxCHECK_RET( m_widget != NULL, wxT("invalid radiobox") );
	576
	577	wxNode *node = m_boxes.Nth( item );
	578
	579	wxCHECK_RET( node, wxT("radiobox wrong index") );
	580
	581	GtkButton *button = GTK_BUTTON( node->Data() );
	582	GtkWidget *label = button->child;
	583	gtk_widget_set_sensitive( GTK_WIDGET(button), enable );
	584	gtk_widget_set_sensitive( label, enable );
	585	}
	586
	587	void wxRadioBox::Show( int item, bool show )
	588	{
	589	wxCHECK_RET( m_widget != NULL, wxT("invalid radiobox") );
	590
	591	wxNode *node = m_boxes.Nth( item );
	592
	593	wxCHECK_RET( node, wxT("radiobox wrong index") );
	594
	595	GtkWidget *button = GTK_WIDGET( node->Data() );
	596
	597	if (show)
	598	gtk_widget_show( button );
	599	else
	600	gtk_widget_hide( button );
	601	}
	602
	603	wxString wxRadioBox::GetStringSelection() const
	604	{
	605	wxCHECK_MSG( m_widget != NULL, wxT(""), wxT("invalid radiobox") );
	606
	607	wxNode *node = m_boxes.First();
	608	while (node)
	609	{
	610	GtkToggleButton *button = GTK_TOGGLE_BUTTON( node->Data() );
	611	if (button->active)
	612	{
	613	GtkLabel *label = GTK_LABEL( GTK_BUTTON(button)->child );
	614	return label->label;
	615	}
	616	node = node->Next();
	617	}
	618
	619	wxFAIL_MSG( wxT("wxRadioBox none selected") );
	620	return wxT("");
	621	}
	622
	623	bool wxRadioBox::SetStringSelection( const wxString &s )
	624	{
	625	wxCHECK_MSG( m_widget != NULL, FALSE, wxT("invalid radiobox") );
	626
	627	int res = FindString( s );
	628	if (res == -1) return FALSE;
	629	SetSelection( res );
	630
	631	return TRUE;
	632	}
	633
	634	int wxRadioBox::Number() const
	635	{
	636	return m_boxes.Number();
	637	}
	638
	639	int wxRadioBox::GetNumberOfRowsOrCols() const
	640	{
	641	return 1;
	642	}
	643
	644	void wxRadioBox::SetNumberOfRowsOrCols( int WXUNUSED(n) )
	645	{
	646	wxFAIL_MSG(wxT("wxRadioBox::SetNumberOfRowsOrCols not implemented."));
	647	}
	648
	649	void wxRadioBox::GtkDisableEvents()
	650	{
	651	wxNode *node = m_boxes.First();
	652	while (node)
	653	{
	654	gtk_signal_disconnect_by_func( GTK_OBJECT(node->Data()),
	655	GTK_SIGNAL_FUNC(gtk_radiobutton_clicked_callback), (gpointer*)this );
	656
	657	node = node->Next();
	658	}
	659	}
	660
	661	void wxRadioBox::GtkEnableEvents()
	662	{
	663	wxNode *node = m_boxes.First();
	664	while (node)
	665	{
	666	gtk_signal_connect( GTK_OBJECT(node->Data()), "clicked",
	667	GTK_SIGNAL_FUNC(gtk_radiobutton_clicked_callback), (gpointer*)this );
	668
	669	node = node->Next();
	670	}
	671	}
	672
	673	void wxRadioBox::ApplyWidgetStyle()
	674	{
	675	SetWidgetStyle();
	676
	677	gtk_widget_set_style( m_widget, m_widgetStyle );
	678
	679	wxNode *node = m_boxes.First();
	680	while (node)
	681	{
	682	GtkWidget *widget = GTK_WIDGET( node->Data() );
	683	gtk_widget_set_style( widget, m_widgetStyle );
	684
	685	GtkButton *button = GTK_BUTTON( node->Data() );
	686	gtk_widget_set_style( button->child, m_widgetStyle );
	687
	688	node = node->Next();
	689	}
	690	}
	691
	692	#if wxUSE_TOOLTIPS
	693	void wxRadioBox::ApplyToolTip( GtkTooltips tips, const wxChar tip )
	694	{
	695	wxNode *node = m_boxes.First();
	696	while (node)
	697	{
	698	GtkWidget *widget = GTK_WIDGET( node->Data() );
	699	gtk_tooltips_set_tip( tips, widget, wxConvCurrent->cWX2MB(tip), (gchar*) NULL );
	700	node = node->Next();
	701	}
	702	}
	703	#endif // wxUSE_TOOLTIPS
	704
	705	bool wxRadioBox::IsOwnGtkWindow( GdkWindow *window )
	706	{
	707	if (window == m_widget->window) return TRUE;
	708
	709	wxNode *node = m_boxes.First();
	710	while (node)
	711	{
	712	GtkWidget *button = GTK_WIDGET( node->Data() );
	713
	714	if (window == button->window) return TRUE;
	715
	716	node = node->Next();
	717	}
	718
	719	return FALSE;
	720	}
	721
	722	void wxRadioBox::OnInternalIdle()
	723	{
	724	if ( m_lostFocus )
	725	{
	726	m_hasFocus = FALSE;
	727	m_lostFocus = FALSE;
	728
	729	wxFocusEvent event( wxEVT_KILL_FOCUS, GetId() );
	730	event.SetEventObject( this );
	731
	732	(void)GetEventHandler()->ProcessEvent( event );
	733	}
	734	}
	735
	736	#endif // wxUSE_RADIOBOX
	737