src/gtk1/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 "wx/gtk/private.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;
extern wxWindowGTK  *g_delayedFocus;

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

static void gtk_radiobutton_clicked_callback( GtkToggleButton *button, wxRadioBox *rb )
{
    if (g_isIdle) wxapp_install_idle_handler();

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

    if (!button->active) return;

    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.GetFirst())
            node = rb->m_boxes.GetLast();
        else
            node = node->GetPrevious();
    }
    else
    {
        if (node == rb->m_boxes.GetLast())
            node = rb->m_boxes.GetFirst();
        else
            node = node->GetNext();
    }

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

    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_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( wxGTK_CONV( title ) );

    // 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, wxGTK_CONV( label ) ) );

        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.GetFirst();
    while (node)
    {
        GtkWidget *button = GTK_WIDGET( node->GetData() );
        gtk_widget_destroy( button );
        node = node->GetNext();
    }
}

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.Item( j*num_of_rows );
            for (int i1 = 0; i1< num_of_rows; i1++)
            {
                GtkWidget *button = GTK_WIDGET( node->GetData() );

                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->GetNext();
                if (!node) break;
            }

            // we don't know the max_len before

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

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

                node = node->GetNext();
                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.GetFirst();
        while (node)
        {
            GtkWidget *button = GTK_WIDGET( node->GetData() );

            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->GetNext();
        }

        node = m_boxes.GetFirst();
        while (node)
        {
            GtkWidget *button = GTK_WIDGET( node->GetData() );

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

            node = node->GetNext();
        }
        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.GetFirst();
    while (node)
    {
        GtkWidget *button = GTK_WIDGET( node->GetData() );

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

        node = node->GetNext();
    }

    return TRUE;
}

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

    int count = 0;

    wxNode *node = m_boxes.GetFirst();
    while (node)
    {
        GtkLabel *label = GTK_LABEL( BUTTON_CHILD(node->GetData()) );
#ifdef __WXGTK20__
        wxString str( wxGTK_CONV_BACK( gtk_label_get_text(label) ) );
#else
        wxString str( label->label );
#endif
        if (find == str)
            return count;

        count++;

        node = node->GetNext();
    }

    return -1;
}

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

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

    wxNode *node = m_boxes.GetFirst();
    while (node)
    {
        GtkToggleButton *button = GTK_TOGGLE_BUTTON( node->GetData() );
        if (button->active)
        {
            gtk_widget_grab_focus( GTK_WIDGET(button) );
            return;
        }
        node = node->GetNext();
    }
}

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

    wxNode *node = m_boxes.Item( n );

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

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

    GtkDisableEvents();

    gtk_toggle_button_set_active( button, 1 );

    GtkEnableEvents();
}

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

    int count = 0;

    wxNode *node = m_boxes.GetFirst();
    while (node)
    {
        GtkToggleButton *button = GTK_TOGGLE_BUTTON( node->GetData() );
        if (button->active) return count;
        count++;
        node = node->GetNext();
    }

    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.Item( n );

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

    GtkLabel *label = GTK_LABEL( BUTTON_CHILD(node->GetData()) );

#ifdef __WXGTK20__
    wxString str( wxGTK_CONV_BACK( gtk_label_get_text(label) ) );
#else
    wxString str( label->label );
#endif

    return str;
}

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), wxGTK_CONV( wxControl::GetLabel() ) );
}

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

    wxNode *node = m_boxes.Item( item );

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

    GtkLabel *g_label = GTK_LABEL( BUTTON_CHILD(node->GetData()) );

    gtk_label_set( g_label, wxGTK_CONV( label ) );
}

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

    wxNode *node = m_boxes.GetFirst();
    while (node)
    {
        GtkButton *button = GTK_BUTTON( node->GetData() );
        GtkLabel *label = GTK_LABEL( BUTTON_CHILD(button) );

        gtk_widget_set_sensitive( GTK_WIDGET(button), enable );
        gtk_widget_set_sensitive( GTK_WIDGET(label), enable );
        node = node->GetNext();
    }

    return TRUE;
}

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

    wxNode *node = m_boxes.Item( item );

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

    GtkButton *button = GTK_BUTTON( node->GetData() );
    GtkLabel *label = GTK_LABEL( BUTTON_CHILD(button) );

    gtk_widget_set_sensitive( GTK_WIDGET(button), enable );
    gtk_widget_set_sensitive( GTK_WIDGET(label), enable );
}

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

    wxNode *node = m_boxes.Item( item );

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

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

    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.GetFirst();
    while (node)
    {
        GtkToggleButton *button = GTK_TOGGLE_BUTTON( node->GetData() );
        if (button->active)
        {
            GtkLabel *label = GTK_LABEL( BUTTON_CHILD(node->GetData()) );

#ifdef __WXGTK20__
            wxString str( wxGTK_CONV_BACK( gtk_label_get_text(label) ) );
#else
            wxString str( label->label );
#endif
            return str;
        }
        node = node->GetNext();
    }

    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::GetCount() const
{
    return m_boxes.GetCount();
}

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.GetFirst();
    while (node)
    {
        gtk_signal_disconnect_by_func( GTK_OBJECT(node->GetData()),
           GTK_SIGNAL_FUNC(gtk_radiobutton_clicked_callback), (gpointer*)this );

        node = node->GetNext();
    }
}

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

        node = node->GetNext();
    }
}

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

    gtk_widget_set_style( m_widget, m_widgetStyle );

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

        gtk_widget_set_style( BUTTON_CHILD(node->GetData()), m_widgetStyle );

        node = node->GetNext();
    }
}

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

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

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

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

        node = node->GetNext();
    }

    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 );
    }

    if (g_delayedFocus == this)
    {
        if (GTK_WIDGET_REALIZED(m_widget))
        {
            g_delayedFocus = NULL;
            SetFocus();
        }
    }
}

#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 "wx/gtk/private.h"
	25	#include <gdk/gdkkeysyms.h>
	26
	27	#include "wx/gtk/win_gtk.h"
	28
	29	//-----------------------------------------------------------------------------
	30	// idle system
	31	//-----------------------------------------------------------------------------
	32
	33	extern void wxapp_install_idle_handler();
	34	extern bool g_isIdle;
	35
	36	//-----------------------------------------------------------------------------
	37	// data
	38	//-----------------------------------------------------------------------------
	39
	40	extern bool g_blockEventsOnDrag;
	41	extern wxWindowGTK *g_delayedFocus;
	42
	43	//-----------------------------------------------------------------------------
	44	// "clicked"
	45	//-----------------------------------------------------------------------------
	46
	47	static void gtk_radiobutton_clicked_callback( GtkToggleButton button, 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 (!button->active) return;
	55
	56	wxCommandEvent event( wxEVT_COMMAND_RADIOBOX_SELECTED, rb->GetId() );
	57	event.SetInt( rb->GetSelection() );
	58	event.SetString( rb->GetStringSelection() );
	59	event.SetEventObject( rb );
	60	rb->GetEventHandler()->ProcessEvent(event);
	61	}
	62
	63	//-----------------------------------------------------------------------------
	64	// "key_press_event"
	65	//-----------------------------------------------------------------------------
	66
	67	static gint gtk_radiobox_keypress_callback( GtkWidget widget, GdkEventKey gdk_event, wxRadioBox *rb )
	68	{
	69	if (g_isIdle)
	70	wxapp_install_idle_handler();
	71
	72	if (!rb->m_hasVMT) return FALSE;
	73	if (g_blockEventsOnDrag) return FALSE;
	74
	75	if ((gdk_event->keyval != GDK_Up) &&
	76	(gdk_event->keyval != GDK_Down) &&
	77	(gdk_event->keyval != GDK_Left) &&
	78	(gdk_event->keyval != GDK_Right))
	79	{
	80	return FALSE;
	81	}
	82
	83	wxNode node = rb->m_boxes.Find( (wxObject) widget );
	84	if (!node)
	85	{
	86	return FALSE;
	87	}
	88
	89	gtk_signal_emit_stop_by_name( GTK_OBJECT(widget), "key_press_event" );
	90
	91	if ((gdk_event->keyval == GDK_Up) \|\|
	92	(gdk_event->keyval == GDK_Left))
	93	{
	94	if (node == rb->m_boxes.GetFirst())
	95	node = rb->m_boxes.GetLast();
	96	else
	97	node = node->GetPrevious();
	98	}
	99	else
	100	{
	101	if (node == rb->m_boxes.GetLast())
	102	node = rb->m_boxes.GetFirst();
	103	else
	104	node = node->GetNext();
	105	}
	106
	107	GtkWidget button = (GtkWidget) node->GetData();
	108
	109	gtk_widget_grab_focus( button );
	110
	111	return TRUE;
	112	}
	113
	114	static gint gtk_radiobutton_focus_in( GtkWidget *widget,
	115	GdkEvent *WXUNUSED(event),
	116	wxRadioBox *win )
	117	{
	118	if ( win->m_lostFocus )
	119	{
	120	// no, we didn't really lose it
	121	win->m_lostFocus = FALSE;
	122	}
	123	else if ( !win->m_hasFocus )
	124	{
	125	win->m_hasFocus = TRUE;
	126
	127	wxFocusEvent event( wxEVT_SET_FOCUS, win->GetId() );
	128	event.SetEventObject( win );
	129
	130	// never stop the signal emission, it seems to break the kbd handling
	131	// inside the radiobox
	132	(void)win->GetEventHandler()->ProcessEvent( event );
	133	}
	134
	135	return FALSE;
	136	}
	137
	138	static gint gtk_radiobutton_focus_out( GtkWidget *widget,
	139	GdkEvent *WXUNUSED(event),
	140	wxRadioBox *win )
	141	{
	142	// wxASSERT_MSG( win->m_hasFocus, _T("got focus out without any focus in?") );
	143	// Replace with a warning, else we dump core a lot!
	144	// if (!win->m_hasFocus)
	145	// wxLogWarning(_T("Radiobox got focus out without any focus in.") );
	146
	147	// we might have lost the focus, but may be not - it may have just gone to
	148	// another button in the same radiobox, so we'll check for it in the next
	149	// idle iteration (leave m_hasFocus == TRUE for now)
	150	win->m_lostFocus = TRUE;
	151
	152	return FALSE;
	153	}
	154
	155	//-----------------------------------------------------------------------------
	156	// wxRadioBox
	157	//-----------------------------------------------------------------------------
	158
	159	IMPLEMENT_DYNAMIC_CLASS(wxRadioBox,wxControl)
	160
	161	void wxRadioBox::Init()
	162	{
	163	m_needParent = TRUE;
	164	m_acceptsFocus = TRUE;
	165
	166	m_hasFocus =
	167	m_lostFocus = FALSE;
	168	}
	169
	170	bool wxRadioBox::Create( wxWindow *parent, wxWindowID id, const wxString& title,
	171	const wxPoint &pos, const wxSize &size,
	172	int n, const wxString choices[], int majorDim,
	173	long style, const wxValidator& validator,
	174	const wxString &name )
	175	{
	176	if (!PreCreation( parent, pos, size ) \|\|
	177	!CreateBase( parent, id, pos, size, style, validator, name ))
	178	{
	179	wxFAIL_MSG( wxT("wxRadioBox creation failed") );
	180	return FALSE;
	181	}
	182
	183	m_widget = gtk_frame_new( wxGTK_CONV( title ) );
	184
	185	// majorDim may be 0 if all trailing parameters were omitted, so don't
	186	// assert here but just use the correct value for it
	187	m_majorDim = majorDim == 0 ? n : majorDim;
	188
	189	GtkRadioButton m_radio = (GtkRadioButton) NULL;
	190
	191	wxString label;
	192	GSList radio_button_group = (GSList ) NULL;
	193	for (int i = 0; i < n; i++)
	194	{
	195	if ( i != 0 )
	196	radio_button_group = gtk_radio_button_group( GTK_RADIO_BUTTON(m_radio) );
	197
	198	label.Empty();
	199	for ( const wxChar pc = choices[i]; pc; pc++ )
	200	{
	201	if ( *pc != wxT('&') )
	202	label += *pc;
	203	}
	204
	205	m_radio = GTK_RADIO_BUTTON( gtk_radio_button_new_with_label( radio_button_group, wxGTK_CONV( label ) ) );
	206
	207	gtk_signal_connect( GTK_OBJECT(m_radio), "key_press_event",
	208	GTK_SIGNAL_FUNC(gtk_radiobox_keypress_callback), (gpointer)this );
	209
	210	m_boxes.Append( (wxObject*) m_radio );
	211
	212	ConnectWidget( GTK_WIDGET(m_radio) );
	213
	214	if (!i) gtk_toggle_button_set_state( GTK_TOGGLE_BUTTON(m_radio), TRUE );
	215
	216	gtk_signal_connect( GTK_OBJECT(m_radio), "clicked",
	217	GTK_SIGNAL_FUNC(gtk_radiobutton_clicked_callback), (gpointer*)this );
	218
	219	gtk_signal_connect( GTK_OBJECT(m_radio), "focus_in_event",
	220	GTK_SIGNAL_FUNC(gtk_radiobutton_focus_in), (gpointer)this );
	221
	222	gtk_signal_connect( GTK_OBJECT(m_radio), "focus_out_event",
	223	GTK_SIGNAL_FUNC(gtk_radiobutton_focus_out), (gpointer)this );
	224
	225	gtk_pizza_put( GTK_PIZZA(m_parent->m_wxwindow),
	226	GTK_WIDGET(m_radio),
	227	m_x+10, m_y+10+(i*24), 10, 10 );
	228	}
	229
	230	m_parent->DoAddChild( this );
	231
	232	PostCreation();
	233
	234	ApplyWidgetStyle();
	235
	236	SetLabel( title );
	237
	238	SetFont( parent->GetFont() );
	239
	240	wxSize ls = LayoutItems();
	241
	242	GtkRequisition req;
	243	req.width = 2;
	244	req.height = 2;
	245	(* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(m_widget) )->size_request ) (m_widget, &req );
	246	if (req.width > ls.x) ls.x = req.width;
	247
	248	wxSize newSize = size;
	249	if (newSize.x == -1) newSize.x = ls.x;
	250	if (newSize.y == -1) newSize.y = ls.y;
	251	SetSize( newSize.x, newSize.y );
	252
	253	SetBackgroundColour( parent->GetBackgroundColour() );
	254	SetForegroundColour( parent->GetForegroundColour() );
	255
	256	Show( TRUE );
	257
	258	return TRUE;
	259	}
	260
	261	wxRadioBox::~wxRadioBox()
	262	{
	263	wxNode *node = m_boxes.GetFirst();
	264	while (node)
	265	{
	266	GtkWidget *button = GTK_WIDGET( node->GetData() );
	267	gtk_widget_destroy( button );
	268	node = node->GetNext();
	269	}
	270	}
	271
	272	void wxRadioBox::DoSetSize( int x, int y, int width, int height, int sizeFlags )
	273	{
	274	wxWindow::DoSetSize( x, y, width, height, sizeFlags );
	275
	276	LayoutItems();
	277	}
	278
	279	wxSize wxRadioBox::LayoutItems()
	280	{
	281	int x = 7;
	282	int y = 15;
	283
	284	if ( m_majorDim == 0 )
	285	{
	286	// avoid dividing by 0 below
	287	wxFAIL_MSG( wxT("dimension of radiobox should not be 0!") );
	288
	289	m_majorDim = 1;
	290	}
	291
	292	int num_per_major = (m_boxes.GetCount() - 1) / m_majorDim +1;
	293
	294	wxSize res( 0, 0 );
	295
	296	int num_of_cols = 0;
	297	int num_of_rows = 0;
	298	if (HasFlag(wxRA_SPECIFY_COLS))
	299	{
	300	num_of_cols = m_majorDim;
	301	num_of_rows = num_per_major;
	302	}
	303	else
	304	{
	305	num_of_cols = num_per_major;
	306	num_of_rows = m_majorDim;
	307	}
	308
	309	if ( HasFlag(wxRA_SPECIFY_COLS) \|\|
	310	(HasFlag(wxRA_SPECIFY_ROWS) && (num_of_cols > 1)) )
	311	{
	312	for (int j = 0; j < num_of_cols; j++)
	313	{
	314	y = 15;
	315
	316	int max_len = 0;
	317	wxNode node = m_boxes.Item( jnum_of_rows );
	318	for (int i1 = 0; i1< num_of_rows; i1++)
	319	{
	320	GtkWidget *button = GTK_WIDGET( node->GetData() );
	321
	322	GtkRequisition req;
	323	req.width = 2;
	324	req.height = 2;
	325	(* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(button) )->size_request )
	326	(button, &req );
	327
	328	if (req.width > max_len) max_len = req.width;
	329
	330	gtk_pizza_move( GTK_PIZZA(m_parent->m_wxwindow), button, m_x+x, m_y+y );
	331	y += req.height;
	332
	333	node = node->GetNext();
	334	if (!node) break;
	335	}
	336
	337	// we don't know the max_len before
	338
	339	node = m_boxes.Item( j*num_of_rows );
	340	for (int i2 = 0; i2< num_of_rows; i2++)
	341	{
	342	GtkWidget *button = GTK_WIDGET( node->GetData() );
	343
	344	gtk_pizza_resize( GTK_PIZZA(m_parent->m_wxwindow), button, max_len, 20 );
	345
	346	node = node->GetNext();
	347	if (!node) break;
	348	}
	349
	350	if (y > res.y) res.y = y;
	351
	352	x += max_len + 2;
	353	}
	354
	355	res.x = x+4;
	356	res.y += 4;
	357	}
	358	else
	359	{
	360	int max = 0;
	361
	362	wxNode *node = m_boxes.GetFirst();
	363	while (node)
	364	{
	365	GtkWidget *button = GTK_WIDGET( node->GetData() );
	366
	367	GtkRequisition req;
	368	req.width = 2;
	369	req.height = 2;
	370	(* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(button) )->size_request )
	371	(button, &req );
	372
	373	if (req.width > max) max = req.width;
	374
	375	node = node->GetNext();
	376	}
	377
	378	node = m_boxes.GetFirst();
	379	while (node)
	380	{
	381	GtkWidget *button = GTK_WIDGET( node->GetData() );
	382
	383	gtk_pizza_set_size( GTK_PIZZA(m_parent->m_wxwindow), button, m_x+x, m_y+y, max, 20 );
	384	x += max;
	385
	386	node = node->GetNext();
	387	}
	388	res.x = x+4;
	389	res.y = 40;
	390	}
	391
	392	return res;
	393	}
	394
	395	bool wxRadioBox::Show( bool show )
	396	{
	397	wxCHECK_MSG( m_widget != NULL, FALSE, wxT("invalid radiobox") );
	398
	399	if (!wxControl::Show(show))
	400	{
	401	// nothing to do
	402	return FALSE;
	403	}
	404
	405	if ((m_windowStyle & wxNO_BORDER) != 0)
	406	gtk_widget_hide( m_widget );
	407
	408	wxNode *node = m_boxes.GetFirst();
	409	while (node)
	410	{
	411	GtkWidget *button = GTK_WIDGET( node->GetData() );
	412
	413	if (show) gtk_widget_show( button ); else gtk_widget_hide( button );
	414
	415	node = node->GetNext();
	416	}
	417
	418	return TRUE;
	419	}
	420
	421	int wxRadioBox::FindString( const wxString &find ) const
	422	{
	423	wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid radiobox") );
	424
	425	int count = 0;
	426
	427	wxNode *node = m_boxes.GetFirst();
	428	while (node)
	429	{
	430	GtkLabel *label = GTK_LABEL( BUTTON_CHILD(node->GetData()) );
	431	#ifdef __WXGTK20__
	432	wxString str( wxGTK_CONV_BACK( gtk_label_get_text(label) ) );
	433	#else
	434	wxString str( label->label );
	435	#endif
	436	if (find == str)
	437	return count;
	438
	439	count++;
	440
	441	node = node->GetNext();
	442	}
	443
	444	return -1;
	445	}
	446
	447	void wxRadioBox::SetFocus()
	448	{
	449	wxCHECK_RET( m_widget != NULL, wxT("invalid radiobox") );
	450
	451	if (m_boxes.GetCount() == 0) return;
	452
	453	wxNode *node = m_boxes.GetFirst();
	454	while (node)
	455	{
	456	GtkToggleButton *button = GTK_TOGGLE_BUTTON( node->GetData() );
	457	if (button->active)
	458	{
	459	gtk_widget_grab_focus( GTK_WIDGET(button) );
	460	return;
	461	}
	462	node = node->GetNext();
	463	}
	464	}
	465
	466	void wxRadioBox::SetSelection( int n )
	467	{
	468	wxCHECK_RET( m_widget != NULL, wxT("invalid radiobox") );
	469
	470	wxNode *node = m_boxes.Item( n );
	471
	472	wxCHECK_RET( node, wxT("radiobox wrong index") );
	473
	474	GtkToggleButton *button = GTK_TOGGLE_BUTTON( node->GetData() );
	475
	476	GtkDisableEvents();
	477
	478	gtk_toggle_button_set_active( button, 1 );
	479
	480	GtkEnableEvents();
	481	}
	482
	483	int wxRadioBox::GetSelection(void) const
	484	{
	485	wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid radiobox") );
	486
	487	int count = 0;
	488
	489	wxNode *node = m_boxes.GetFirst();
	490	while (node)
	491	{
	492	GtkToggleButton *button = GTK_TOGGLE_BUTTON( node->GetData() );
	493	if (button->active) return count;
	494	count++;
	495	node = node->GetNext();
	496	}
	497
	498	wxFAIL_MSG( wxT("wxRadioBox none selected") );
	499
	500	return -1;
	501	}
	502
	503	wxString wxRadioBox::GetString( int n ) const
	504	{
	505	wxCHECK_MSG( m_widget != NULL, wxT(""), wxT("invalid radiobox") );
	506
	507	wxNode *node = m_boxes.Item( n );
	508
	509	wxCHECK_MSG( node, wxT(""), wxT("radiobox wrong index") );
	510
	511	GtkLabel *label = GTK_LABEL( BUTTON_CHILD(node->GetData()) );
	512
	513	#ifdef __WXGTK20__
	514	wxString str( wxGTK_CONV_BACK( gtk_label_get_text(label) ) );
	515	#else
	516	wxString str( label->label );
	517	#endif
	518
	519	return str;
	520	}
	521
	522	void wxRadioBox::SetLabel( const wxString& label )
	523	{
	524	wxCHECK_RET( m_widget != NULL, wxT("invalid radiobox") );
	525
	526	wxControl::SetLabel( label );
	527
	528	gtk_frame_set_label( GTK_FRAME(m_widget), wxGTK_CONV( wxControl::GetLabel() ) );
	529	}
	530
	531	void wxRadioBox::SetString( int item, const wxString& label )
	532	{
	533	wxCHECK_RET( m_widget != NULL, wxT("invalid radiobox") );
	534
	535	wxNode *node = m_boxes.Item( item );
	536
	537	wxCHECK_RET( node, wxT("radiobox wrong index") );
	538
	539	GtkLabel *g_label = GTK_LABEL( BUTTON_CHILD(node->GetData()) );
	540
	541	gtk_label_set( g_label, wxGTK_CONV( label ) );
	542	}
	543
	544	bool wxRadioBox::Enable( bool enable )
	545	{
	546	if ( !wxControl::Enable( enable ) )
	547	return FALSE;
	548
	549	wxNode *node = m_boxes.GetFirst();
	550	while (node)
	551	{
	552	GtkButton *button = GTK_BUTTON( node->GetData() );
	553	GtkLabel *label = GTK_LABEL( BUTTON_CHILD(button) );
	554
	555	gtk_widget_set_sensitive( GTK_WIDGET(button), enable );
	556	gtk_widget_set_sensitive( GTK_WIDGET(label), enable );
	557	node = node->GetNext();
	558	}
	559
	560	return TRUE;
	561	}
	562
	563	void wxRadioBox::Enable( int item, bool enable )
	564	{
	565	wxCHECK_RET( m_widget != NULL, wxT("invalid radiobox") );
	566
	567	wxNode *node = m_boxes.Item( item );
	568
	569	wxCHECK_RET( node, wxT("radiobox wrong index") );
	570
	571	GtkButton *button = GTK_BUTTON( node->GetData() );
	572	GtkLabel *label = GTK_LABEL( BUTTON_CHILD(button) );
	573
	574	gtk_widget_set_sensitive( GTK_WIDGET(button), enable );
	575	gtk_widget_set_sensitive( GTK_WIDGET(label), enable );
	576	}
	577
	578	void wxRadioBox::Show( int item, bool show )
	579	{
	580	wxCHECK_RET( m_widget != NULL, wxT("invalid radiobox") );
	581
	582	wxNode *node = m_boxes.Item( item );
	583
	584	wxCHECK_RET( node, wxT("radiobox wrong index") );
	585
	586	GtkWidget *button = GTK_WIDGET( node->GetData() );
	587
	588	if (show)
	589	gtk_widget_show( button );
	590	else
	591	gtk_widget_hide( button );
	592	}
	593
	594	wxString wxRadioBox::GetStringSelection() const
	595	{
	596	wxCHECK_MSG( m_widget != NULL, wxT(""), wxT("invalid radiobox") );
	597
	598	wxNode *node = m_boxes.GetFirst();
	599	while (node)
	600	{
	601	GtkToggleButton *button = GTK_TOGGLE_BUTTON( node->GetData() );
	602	if (button->active)
	603	{
	604	GtkLabel *label = GTK_LABEL( BUTTON_CHILD(node->GetData()) );
	605
	606	#ifdef __WXGTK20__
	607	wxString str( wxGTK_CONV_BACK( gtk_label_get_text(label) ) );
	608	#else
	609	wxString str( label->label );
	610	#endif
	611	return str;
	612	}
	613	node = node->GetNext();
	614	}
	615
	616	wxFAIL_MSG( wxT("wxRadioBox none selected") );
	617	return wxT("");
	618	}
	619
	620	bool wxRadioBox::SetStringSelection( const wxString &s )
	621	{
	622	wxCHECK_MSG( m_widget != NULL, FALSE, wxT("invalid radiobox") );
	623
	624	int res = FindString( s );
	625	if (res == -1) return FALSE;
	626	SetSelection( res );
	627
	628	return TRUE;
	629	}
	630
	631	int wxRadioBox::GetCount() const
	632	{
	633	return m_boxes.GetCount();
	634	}
	635
	636	int wxRadioBox::GetNumberOfRowsOrCols() const
	637	{
	638	return 1;
	639	}
	640
	641	void wxRadioBox::SetNumberOfRowsOrCols( int WXUNUSED(n) )
	642	{
	643	wxFAIL_MSG(wxT("wxRadioBox::SetNumberOfRowsOrCols not implemented."));
	644	}
	645
	646	void wxRadioBox::GtkDisableEvents()
	647	{
	648	wxNode *node = m_boxes.GetFirst();
	649	while (node)
	650	{
	651	gtk_signal_disconnect_by_func( GTK_OBJECT(node->GetData()),
	652	GTK_SIGNAL_FUNC(gtk_radiobutton_clicked_callback), (gpointer*)this );
	653
	654	node = node->GetNext();
	655	}
	656	}
	657
	658	void wxRadioBox::GtkEnableEvents()
	659	{
	660	wxNode *node = m_boxes.GetFirst();
	661	while (node)
	662	{
	663	gtk_signal_connect( GTK_OBJECT(node->GetData()), "clicked",
	664	GTK_SIGNAL_FUNC(gtk_radiobutton_clicked_callback), (gpointer*)this );
	665
	666	node = node->GetNext();
	667	}
	668	}
	669
	670	void wxRadioBox::ApplyWidgetStyle()
	671	{
	672	SetWidgetStyle();
	673
	674	gtk_widget_set_style( m_widget, m_widgetStyle );
	675
	676	wxNode *node = m_boxes.GetFirst();
	677	while (node)
	678	{
	679	GtkWidget *widget = GTK_WIDGET( node->GetData() );
	680	gtk_widget_set_style( widget, m_widgetStyle );
	681
	682	gtk_widget_set_style( BUTTON_CHILD(node->GetData()), m_widgetStyle );
	683
	684	node = node->GetNext();
	685	}
	686	}
	687
	688	#if wxUSE_TOOLTIPS
	689	void wxRadioBox::ApplyToolTip( GtkTooltips tips, const wxChar tip )
	690	{
	691	wxNode *node = m_boxes.GetFirst();
	692	while (node)
	693	{
	694	GtkWidget *widget = GTK_WIDGET( node->GetData() );
	695	gtk_tooltips_set_tip( tips, widget, wxConvCurrent->cWX2MB(tip), (gchar*) NULL );
	696	node = node->GetNext();
	697	}
	698	}
	699	#endif // wxUSE_TOOLTIPS
	700
	701	bool wxRadioBox::IsOwnGtkWindow( GdkWindow *window )
	702	{
	703	if (window == m_widget->window) return TRUE;
	704
	705	wxNode *node = m_boxes.GetFirst();
	706	while (node)
	707	{
	708	GtkWidget *button = GTK_WIDGET( node->GetData() );
	709
	710	if (window == button->window) return TRUE;
	711
	712	node = node->GetNext();
	713	}
	714
	715	return FALSE;
	716	}
	717
	718	void wxRadioBox::OnInternalIdle()
	719	{
	720	if ( m_lostFocus )
	721	{
	722	m_hasFocus = FALSE;
	723	m_lostFocus = FALSE;
	724
	725	wxFocusEvent event( wxEVT_KILL_FOCUS, GetId() );
	726	event.SetEventObject( this );
	727
	728	(void)GetEventHandler()->ProcessEvent( event );
	729	}
	730
	731	if (g_delayedFocus == this)
	732	{
	733	if (GTK_WIDGET_REALIZED(m_widget))
	734	{
	735	g_delayedFocus = NULL;
	736	SetFocus();
	737	}
	738	}
	739	}
	740
	741	#endif // wxUSE_RADIOBOX
	742