src/gtk/radiobox.cpp

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

#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
#pragma implementation "radiobox.h"
#endif

// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.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;
    }

    wxList::compatibility_iterator 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()
{
    wxList::compatibility_iterator 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;
            wxList::compatibility_iterator 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;

        wxList::compatibility_iterator 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 );

    wxList::compatibility_iterator 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;

    wxList::compatibility_iterator 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;

    wxList::compatibility_iterator 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") );

    wxList::compatibility_iterator 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;

    wxList::compatibility_iterator 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") );

    wxList::compatibility_iterator 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") );

    wxList::compatibility_iterator 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;

    wxList::compatibility_iterator 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") );

    wxList::compatibility_iterator 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") );

    wxList::compatibility_iterator 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") );

    wxList::compatibility_iterator 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()
{
    wxList::compatibility_iterator 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()
{
    wxList::compatibility_iterator 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 );

    wxList::compatibility_iterator 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 )
{
    wxList::compatibility_iterator 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;

    wxList::compatibility_iterator 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	#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
	11	#pragma implementation "radiobox.h"
	12	#endif
	13
	14	// For compilers that support precompilation, includes "wx.h".
	15	#include "wx/wxprec.h"
	16
	17	#if wxUSE_RADIOBOX
	18
	19	#include "wx/radiobox.h"
	20
	21	#include "wx/dialog.h"
	22	#include "wx/frame.h"
	23	#include "wx/log.h"
	24
	25	#include "wx/gtk/private.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	extern wxWindowGTK *g_delayedFocus;
	43
	44	//-----------------------------------------------------------------------------
	45	// "clicked"
	46	//-----------------------------------------------------------------------------
	47
	48	static void gtk_radiobutton_clicked_callback( GtkToggleButton button, wxRadioBox rb )
	49	{
	50	if (g_isIdle) wxapp_install_idle_handler();
	51
	52	if (!rb->m_hasVMT) return;
	53	if (g_blockEventsOnDrag) return;
	54
	55	if (!button->active) return;
	56
	57	wxCommandEvent event( wxEVT_COMMAND_RADIOBOX_SELECTED, rb->GetId() );
	58	event.SetInt( rb->GetSelection() );
	59	event.SetString( rb->GetStringSelection() );
	60	event.SetEventObject( rb );
	61	rb->GetEventHandler()->ProcessEvent(event);
	62	}
	63
	64	//-----------------------------------------------------------------------------
	65	// "key_press_event"
	66	//-----------------------------------------------------------------------------
	67
	68	static gint gtk_radiobox_keypress_callback( GtkWidget widget, GdkEventKey gdk_event, wxRadioBox *rb )
	69	{
	70	if (g_isIdle)
	71	wxapp_install_idle_handler();
	72
	73	if (!rb->m_hasVMT) return FALSE;
	74	if (g_blockEventsOnDrag) return FALSE;
	75
	76	if ((gdk_event->keyval != GDK_Up) &&
	77	(gdk_event->keyval != GDK_Down) &&
	78	(gdk_event->keyval != GDK_Left) &&
	79	(gdk_event->keyval != GDK_Right))
	80	{
	81	return FALSE;
	82	}
	83
	84	wxList::compatibility_iterator node = rb->m_boxes.Find( (wxObject*) widget );
	85	if (!node)
	86	{
	87	return FALSE;
	88	}
	89
	90	gtk_signal_emit_stop_by_name( GTK_OBJECT(widget), "key_press_event" );
	91
	92	if ((gdk_event->keyval == GDK_Up) \|\|
	93	(gdk_event->keyval == GDK_Left))
	94	{
	95	if (node == rb->m_boxes.GetFirst())
	96	node = rb->m_boxes.GetLast();
	97	else
	98	node = node->GetPrevious();
	99	}
	100	else
	101	{
	102	if (node == rb->m_boxes.GetLast())
	103	node = rb->m_boxes.GetFirst();
	104	else
	105	node = node->GetNext();
	106	}
	107
	108	GtkWidget button = (GtkWidget) node->GetData();
	109
	110	gtk_widget_grab_focus( button );
	111
	112	return TRUE;
	113	}
	114
	115	static gint gtk_radiobutton_focus_in( GtkWidget *widget,
	116	GdkEvent *WXUNUSED(event),
	117	wxRadioBox *win )
	118	{
	119	if ( win->m_lostFocus )
	120	{
	121	// no, we didn't really lose it
	122	win->m_lostFocus = FALSE;
	123	}
	124	else if ( !win->m_hasFocus )
	125	{
	126	win->m_hasFocus = TRUE;
	127
	128	wxFocusEvent event( wxEVT_SET_FOCUS, win->GetId() );
	129	event.SetEventObject( win );
	130
	131	// never stop the signal emission, it seems to break the kbd handling
	132	// inside the radiobox
	133	(void)win->GetEventHandler()->ProcessEvent( event );
	134	}
	135
	136	return FALSE;
	137	}
	138
	139	static gint gtk_radiobutton_focus_out( GtkWidget *widget,
	140	GdkEvent *WXUNUSED(event),
	141	wxRadioBox *win )
	142	{
	143	// wxASSERT_MSG( win->m_hasFocus, _T("got focus out without any focus in?") );
	144	// Replace with a warning, else we dump core a lot!
	145	// if (!win->m_hasFocus)
	146	// wxLogWarning(_T("Radiobox got focus out without any focus in.") );
	147
	148	// we might have lost the focus, but may be not - it may have just gone to
	149	// another button in the same radiobox, so we'll check for it in the next
	150	// idle iteration (leave m_hasFocus == TRUE for now)
	151	win->m_lostFocus = TRUE;
	152
	153	return FALSE;
	154	}
	155
	156	//-----------------------------------------------------------------------------
	157	// wxRadioBox
	158	//-----------------------------------------------------------------------------
	159
	160	IMPLEMENT_DYNAMIC_CLASS(wxRadioBox,wxControl)
	161
	162	void wxRadioBox::Init()
	163	{
	164	m_needParent = TRUE;
	165	m_acceptsFocus = TRUE;
	166
	167	m_hasFocus =
	168	m_lostFocus = FALSE;
	169	}
	170
	171	bool wxRadioBox::Create( wxWindow *parent, wxWindowID id, const wxString& title,
	172	const wxPoint &pos, const wxSize &size,
	173	int n, const wxString choices[], int majorDim,
	174	long style, const wxValidator& validator,
	175	const wxString &name )
	176	{
	177	if (!PreCreation( parent, pos, size ) \|\|
	178	!CreateBase( parent, id, pos, size, style, validator, name ))
	179	{
	180	wxFAIL_MSG( wxT("wxRadioBox creation failed") );
	181	return FALSE;
	182	}
	183
	184	m_widget = gtk_frame_new( wxGTK_CONV( title ) );
	185
	186	// majorDim may be 0 if all trailing parameters were omitted, so don't
	187	// assert here but just use the correct value for it
	188	m_majorDim = majorDim == 0 ? n : majorDim;
	189
	190	GtkRadioButton m_radio = (GtkRadioButton) NULL;
	191
	192	wxString label;
	193	GSList radio_button_group = (GSList ) NULL;
	194	for (int i = 0; i < n; i++)
	195	{
	196	if ( i != 0 )
	197	radio_button_group = gtk_radio_button_group( GTK_RADIO_BUTTON(m_radio) );
	198
	199	label.Empty();
	200	for ( const wxChar pc = choices[i]; pc; pc++ )
	201	{
	202	if ( *pc != wxT('&') )
	203	label += *pc;
	204	}
	205
	206	m_radio = GTK_RADIO_BUTTON( gtk_radio_button_new_with_label( radio_button_group, wxGTK_CONV( label ) ) );
	207
	208	gtk_signal_connect( GTK_OBJECT(m_radio), "key_press_event",
	209	GTK_SIGNAL_FUNC(gtk_radiobox_keypress_callback), (gpointer)this );
	210
	211	m_boxes.Append( (wxObject*) m_radio );
	212
	213	ConnectWidget( GTK_WIDGET(m_radio) );
	214
	215	if (!i) gtk_toggle_button_set_state( GTK_TOGGLE_BUTTON(m_radio), TRUE );
	216
	217	gtk_signal_connect( GTK_OBJECT(m_radio), "clicked",
	218	GTK_SIGNAL_FUNC(gtk_radiobutton_clicked_callback), (gpointer*)this );
	219
	220	gtk_signal_connect( GTK_OBJECT(m_radio), "focus_in_event",
	221	GTK_SIGNAL_FUNC(gtk_radiobutton_focus_in), (gpointer)this );
	222
	223	gtk_signal_connect( GTK_OBJECT(m_radio), "focus_out_event",
	224	GTK_SIGNAL_FUNC(gtk_radiobutton_focus_out), (gpointer)this );
	225
	226	gtk_pizza_put( GTK_PIZZA(m_parent->m_wxwindow),
	227	GTK_WIDGET(m_radio),
	228	m_x+10, m_y+10+(i*24), 10, 10 );
	229	}
	230
	231	m_parent->DoAddChild( this );
	232
	233	PostCreation();
	234
	235	ApplyWidgetStyle();
	236
	237	SetLabel( title );
	238
	239	SetFont( parent->GetFont() );
	240
	241	wxSize ls = LayoutItems();
	242
	243	GtkRequisition req;
	244	req.width = 2;
	245	req.height = 2;
	246	(* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(m_widget) )->size_request ) (m_widget, &req );
	247	if (req.width > ls.x) ls.x = req.width;
	248
	249	wxSize newSize = size;
	250	if (newSize.x == -1) newSize.x = ls.x;
	251	if (newSize.y == -1) newSize.y = ls.y;
	252	SetSize( newSize.x, newSize.y );
	253
	254	SetBackgroundColour( parent->GetBackgroundColour() );
	255	SetForegroundColour( parent->GetForegroundColour() );
	256
	257	Show( TRUE );
	258
	259	return TRUE;
	260	}
	261
	262	wxRadioBox::~wxRadioBox()
	263	{
	264	wxList::compatibility_iterator node = m_boxes.GetFirst();
	265	while (node)
	266	{
	267	GtkWidget *button = GTK_WIDGET( node->GetData() );
	268	gtk_widget_destroy( button );
	269	node = node->GetNext();
	270	}
	271	}
	272
	273	void wxRadioBox::DoSetSize( int x, int y, int width, int height, int sizeFlags )
	274	{
	275	wxWindow::DoSetSize( x, y, width, height, sizeFlags );
	276
	277	LayoutItems();
	278	}
	279
	280	wxSize wxRadioBox::LayoutItems()
	281	{
	282	int x = 7;
	283	int y = 15;
	284
	285	if ( m_majorDim == 0 )
	286	{
	287	// avoid dividing by 0 below
	288	wxFAIL_MSG( wxT("dimension of radiobox should not be 0!") );
	289
	290	m_majorDim = 1;
	291	}
	292
	293	int num_per_major = (m_boxes.GetCount() - 1) / m_majorDim +1;
	294
	295	wxSize res( 0, 0 );
	296
	297	int num_of_cols = 0;
	298	int num_of_rows = 0;
	299	if (HasFlag(wxRA_SPECIFY_COLS))
	300	{
	301	num_of_cols = m_majorDim;
	302	num_of_rows = num_per_major;
	303	}
	304	else
	305	{
	306	num_of_cols = num_per_major;
	307	num_of_rows = m_majorDim;
	308	}
	309
	310	if ( HasFlag(wxRA_SPECIFY_COLS) \|\|
	311	(HasFlag(wxRA_SPECIFY_ROWS) && (num_of_cols > 1)) )
	312	{
	313	for (int j = 0; j < num_of_cols; j++)
	314	{
	315	y = 15;
	316
	317	int max_len = 0;
	318	wxList::compatibility_iterator node = m_boxes.Item( j*num_of_rows );
	319	for (int i1 = 0; i1< num_of_rows; i1++)
	320	{
	321	GtkWidget *button = GTK_WIDGET( node->GetData() );
	322
	323	GtkRequisition req;
	324	req.width = 2;
	325	req.height = 2;
	326	(* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(button) )->size_request )
	327	(button, &req );
	328
	329	if (req.width > max_len) max_len = req.width;
	330
	331	gtk_pizza_move( GTK_PIZZA(m_parent->m_wxwindow), button, m_x+x, m_y+y );
	332	y += req.height;
	333
	334	node = node->GetNext();
	335	if (!node) break;
	336	}
	337
	338	// we don't know the max_len before
	339
	340	node = m_boxes.Item( j*num_of_rows );
	341	for (int i2 = 0; i2< num_of_rows; i2++)
	342	{
	343	GtkWidget *button = GTK_WIDGET( node->GetData() );
	344
	345	gtk_pizza_resize( GTK_PIZZA(m_parent->m_wxwindow), button, max_len, 20 );
	346
	347	node = node->GetNext();
	348	if (!node) break;
	349	}
	350
	351	if (y > res.y) res.y = y;
	352
	353	x += max_len + 2;
	354	}
	355
	356	res.x = x+4;
	357	res.y += 4;
	358	}
	359	else
	360	{
	361	int max = 0;
	362
	363	wxList::compatibility_iterator node = m_boxes.GetFirst();
	364	while (node)
	365	{
	366	GtkWidget *button = GTK_WIDGET( node->GetData() );
	367
	368	GtkRequisition req;
	369	req.width = 2;
	370	req.height = 2;
	371	(* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(button) )->size_request )
	372	(button, &req );
	373
	374	if (req.width > max) max = req.width;
	375
	376	node = node->GetNext();
	377	}
	378
	379	node = m_boxes.GetFirst();
	380	while (node)
	381	{
	382	GtkWidget *button = GTK_WIDGET( node->GetData() );
	383
	384	gtk_pizza_set_size( GTK_PIZZA(m_parent->m_wxwindow), button, m_x+x, m_y+y, max, 20 );
	385	x += max;
	386
	387	node = node->GetNext();
	388	}
	389	res.x = x+4;
	390	res.y = 40;
	391	}
	392
	393	return res;
	394	}
	395
	396	bool wxRadioBox::Show( bool show )
	397	{
	398	wxCHECK_MSG( m_widget != NULL, FALSE, wxT("invalid radiobox") );
	399
	400	if (!wxControl::Show(show))
	401	{
	402	// nothing to do
	403	return FALSE;
	404	}
	405
	406	if ((m_windowStyle & wxNO_BORDER) != 0)
	407	gtk_widget_hide( m_widget );
	408
	409	wxList::compatibility_iterator node = m_boxes.GetFirst();
	410	while (node)
	411	{
	412	GtkWidget *button = GTK_WIDGET( node->GetData() );
	413
	414	if (show) gtk_widget_show( button ); else gtk_widget_hide( button );
	415
	416	node = node->GetNext();
	417	}
	418
	419	return TRUE;
	420	}
	421
	422	int wxRadioBox::FindString( const wxString &find ) const
	423	{
	424	wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid radiobox") );
	425
	426	int count = 0;
	427
	428	wxList::compatibility_iterator node = m_boxes.GetFirst();
	429	while (node)
	430	{
	431	GtkLabel *label = GTK_LABEL( BUTTON_CHILD(node->GetData()) );
	432	#ifdef __WXGTK20__
	433	wxString str( wxGTK_CONV_BACK( gtk_label_get_text(label) ) );
	434	#else
	435	wxString str( label->label );
	436	#endif
	437	if (find == str)
	438	return count;
	439
	440	count++;
	441
	442	node = node->GetNext();
	443	}
	444
	445	return -1;
	446	}
	447
	448	void wxRadioBox::SetFocus()
	449	{
	450	wxCHECK_RET( m_widget != NULL, wxT("invalid radiobox") );
	451
	452	if (m_boxes.GetCount() == 0) return;
	453
	454	wxList::compatibility_iterator node = m_boxes.GetFirst();
	455	while (node)
	456	{
	457	GtkToggleButton *button = GTK_TOGGLE_BUTTON( node->GetData() );
	458	if (button->active)
	459	{
	460	gtk_widget_grab_focus( GTK_WIDGET(button) );
	461	return;
	462	}
	463	node = node->GetNext();
	464	}
	465	}
	466
	467	void wxRadioBox::SetSelection( int n )
	468	{
	469	wxCHECK_RET( m_widget != NULL, wxT("invalid radiobox") );
	470
	471	wxList::compatibility_iterator node = m_boxes.Item( n );
	472
	473	wxCHECK_RET( node, wxT("radiobox wrong index") );
	474
	475	GtkToggleButton *button = GTK_TOGGLE_BUTTON( node->GetData() );
	476
	477	GtkDisableEvents();
	478
	479	gtk_toggle_button_set_active( button, 1 );
	480
	481	GtkEnableEvents();
	482	}
	483
	484	int wxRadioBox::GetSelection(void) const
	485	{
	486	wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid radiobox") );
	487
	488	int count = 0;
	489
	490	wxList::compatibility_iterator node = m_boxes.GetFirst();
	491	while (node)
	492	{
	493	GtkToggleButton *button = GTK_TOGGLE_BUTTON( node->GetData() );
	494	if (button->active) return count;
	495	count++;
	496	node = node->GetNext();
	497	}
	498
	499	wxFAIL_MSG( wxT("wxRadioBox none selected") );
	500
	501	return -1;
	502	}
	503
	504	wxString wxRadioBox::GetString( int n ) const
	505	{
	506	wxCHECK_MSG( m_widget != NULL, wxT(""), wxT("invalid radiobox") );
	507
	508	wxList::compatibility_iterator node = m_boxes.Item( n );
	509
	510	wxCHECK_MSG( node, wxT(""), wxT("radiobox wrong index") );
	511
	512	GtkLabel *label = GTK_LABEL( BUTTON_CHILD(node->GetData()) );
	513
	514	#ifdef __WXGTK20__
	515	wxString str( wxGTK_CONV_BACK( gtk_label_get_text(label) ) );
	516	#else
	517	wxString str( label->label );
	518	#endif
	519
	520	return str;
	521	}
	522
	523	void wxRadioBox::SetLabel( const wxString& label )
	524	{
	525	wxCHECK_RET( m_widget != NULL, wxT("invalid radiobox") );
	526
	527	wxControl::SetLabel( label );
	528
	529	gtk_frame_set_label( GTK_FRAME(m_widget), wxGTK_CONV( wxControl::GetLabel() ) );
	530	}
	531
	532	void wxRadioBox::SetString( int item, const wxString& label )
	533	{
	534	wxCHECK_RET( m_widget != NULL, wxT("invalid radiobox") );
	535
	536	wxList::compatibility_iterator node = m_boxes.Item( item );
	537
	538	wxCHECK_RET( node, wxT("radiobox wrong index") );
	539
	540	GtkLabel *g_label = GTK_LABEL( BUTTON_CHILD(node->GetData()) );
	541
	542	gtk_label_set( g_label, wxGTK_CONV( label ) );
	543	}
	544
	545	bool wxRadioBox::Enable( bool enable )
	546	{
	547	if ( !wxControl::Enable( enable ) )
	548	return FALSE;
	549
	550	wxList::compatibility_iterator node = m_boxes.GetFirst();
	551	while (node)
	552	{
	553	GtkButton *button = GTK_BUTTON( node->GetData() );
	554	GtkLabel *label = GTK_LABEL( BUTTON_CHILD(button) );
	555
	556	gtk_widget_set_sensitive( GTK_WIDGET(button), enable );
	557	gtk_widget_set_sensitive( GTK_WIDGET(label), enable );
	558	node = node->GetNext();
	559	}
	560
	561	return TRUE;
	562	}
	563
	564	void wxRadioBox::Enable( int item, bool enable )
	565	{
	566	wxCHECK_RET( m_widget != NULL, wxT("invalid radiobox") );
	567
	568	wxList::compatibility_iterator node = m_boxes.Item( item );
	569
	570	wxCHECK_RET( node, wxT("radiobox wrong index") );
	571
	572	GtkButton *button = GTK_BUTTON( node->GetData() );
	573	GtkLabel *label = GTK_LABEL( BUTTON_CHILD(button) );
	574
	575	gtk_widget_set_sensitive( GTK_WIDGET(button), enable );
	576	gtk_widget_set_sensitive( GTK_WIDGET(label), enable );
	577	}
	578
	579	void wxRadioBox::Show( int item, bool show )
	580	{
	581	wxCHECK_RET( m_widget != NULL, wxT("invalid radiobox") );
	582
	583	wxList::compatibility_iterator node = m_boxes.Item( item );
	584
	585	wxCHECK_RET( node, wxT("radiobox wrong index") );
	586
	587	GtkWidget *button = GTK_WIDGET( node->GetData() );
	588
	589	if (show)
	590	gtk_widget_show( button );
	591	else
	592	gtk_widget_hide( button );
	593	}
	594
	595	wxString wxRadioBox::GetStringSelection() const
	596	{
	597	wxCHECK_MSG( m_widget != NULL, wxT(""), wxT("invalid radiobox") );
	598
	599	wxList::compatibility_iterator node = m_boxes.GetFirst();
	600	while (node)
	601	{
	602	GtkToggleButton *button = GTK_TOGGLE_BUTTON( node->GetData() );
	603	if (button->active)
	604	{
	605	GtkLabel *label = GTK_LABEL( BUTTON_CHILD(node->GetData()) );
	606
	607	#ifdef __WXGTK20__
	608	wxString str( wxGTK_CONV_BACK( gtk_label_get_text(label) ) );
	609	#else
	610	wxString str( label->label );
	611	#endif
	612	return str;
	613	}
	614	node = node->GetNext();
	615	}
	616
	617	wxFAIL_MSG( wxT("wxRadioBox none selected") );
	618	return wxT("");
	619	}
	620
	621	bool wxRadioBox::SetStringSelection( const wxString &s )
	622	{
	623	wxCHECK_MSG( m_widget != NULL, FALSE, wxT("invalid radiobox") );
	624
	625	int res = FindString( s );
	626	if (res == -1) return FALSE;
	627	SetSelection( res );
	628
	629	return TRUE;
	630	}
	631
	632	int wxRadioBox::GetCount() const
	633	{
	634	return m_boxes.GetCount();
	635	}
	636
	637	int wxRadioBox::GetNumberOfRowsOrCols() const
	638	{
	639	return 1;
	640	}
	641
	642	void wxRadioBox::SetNumberOfRowsOrCols( int WXUNUSED(n) )
	643	{
	644	wxFAIL_MSG(wxT("wxRadioBox::SetNumberOfRowsOrCols not implemented."));
	645	}
	646
	647	void wxRadioBox::GtkDisableEvents()
	648	{
	649	wxList::compatibility_iterator node = m_boxes.GetFirst();
	650	while (node)
	651	{
	652	gtk_signal_disconnect_by_func( GTK_OBJECT(node->GetData()),
	653	GTK_SIGNAL_FUNC(gtk_radiobutton_clicked_callback), (gpointer*)this );
	654
	655	node = node->GetNext();
	656	}
	657	}
	658
	659	void wxRadioBox::GtkEnableEvents()
	660	{
	661	wxList::compatibility_iterator node = m_boxes.GetFirst();
	662	while (node)
	663	{
	664	gtk_signal_connect( GTK_OBJECT(node->GetData()), "clicked",
	665	GTK_SIGNAL_FUNC(gtk_radiobutton_clicked_callback), (gpointer*)this );
	666
	667	node = node->GetNext();
	668	}
	669	}
	670
	671	void wxRadioBox::ApplyWidgetStyle()
	672	{
	673	SetWidgetStyle();
	674
	675	gtk_widget_set_style( m_widget, m_widgetStyle );
	676
	677	wxList::compatibility_iterator node = m_boxes.GetFirst();
	678	while (node)
	679	{
	680	GtkWidget *widget = GTK_WIDGET( node->GetData() );
	681	gtk_widget_set_style( widget, m_widgetStyle );
	682
	683	gtk_widget_set_style( BUTTON_CHILD(node->GetData()), m_widgetStyle );
	684
	685	node = node->GetNext();
	686	}
	687	}
	688
	689	#if wxUSE_TOOLTIPS
	690	void wxRadioBox::ApplyToolTip( GtkTooltips tips, const wxChar tip )
	691	{
	692	wxList::compatibility_iterator node = m_boxes.GetFirst();
	693	while (node)
	694	{
	695	GtkWidget *widget = GTK_WIDGET( node->GetData() );
	696	gtk_tooltips_set_tip( tips, widget, wxConvCurrent->cWX2MB(tip), (gchar*) NULL );
	697	node = node->GetNext();
	698	}
	699	}
	700	#endif // wxUSE_TOOLTIPS
	701
	702	bool wxRadioBox::IsOwnGtkWindow( GdkWindow *window )
	703	{
	704	if (window == m_widget->window) return TRUE;
	705
	706	wxList::compatibility_iterator node = m_boxes.GetFirst();
	707	while (node)
	708	{
	709	GtkWidget *button = GTK_WIDGET( node->GetData() );
	710
	711	if (window == button->window) return TRUE;
	712
	713	node = node->GetNext();
	714	}
	715
	716	return FALSE;
	717	}
	718
	719	void wxRadioBox::OnInternalIdle()
	720	{
	721	if ( m_lostFocus )
	722	{
	723	m_hasFocus = FALSE;
	724	m_lostFocus = FALSE;
	725
	726	wxFocusEvent event( wxEVT_KILL_FOCUS, GetId() );
	727	event.SetEventObject( this );
	728
	729	(void)GetEventHandler()->ProcessEvent( event );
	730	}
	731
	732	if (g_delayedFocus == this)
	733	{
	734	if (GTK_WIDGET_REALIZED(m_widget))
	735	{
	736	g_delayedFocus = NULL;
	737	SetFocus();
	738	}
	739	}
	740	}
	741
	742	#endif // wxUSE_RADIOBOX
	743