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/radiobox.h"

#if wxUSE_RADIOBOX

#include "wx/dialog.h"
#include "wx/frame.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?") );

    // 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() );

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