src/gtk/radiobox.cpp

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

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

#if wxUSE_RADIOBOX

#include "wx/radiobox.h"

#if wxUSE_TOOLTIPS
    #include "wx/tooltip.h"
#endif

#include "wx/gtk/private.h"

#include <gdk/gdkkeysyms.h>
#if GTK_CHECK_VERSION(3,0,0)
#include <gdk/gdkkeysyms-compat.h>
#endif

//-----------------------------------------------------------------------------
// wxGTKRadioButtonInfo
//-----------------------------------------------------------------------------
// structure internally used by wxRadioBox to store its child buttons

class wxGTKRadioButtonInfo : public wxObject
{
public:
    wxGTKRadioButtonInfo( GtkRadioButton * abutton, const wxRect & arect )
    : button( abutton ), rect( arect ) {}

    GtkRadioButton * button;
    wxRect           rect;
};

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

#include "wx/listimpl.cpp"
WX_DEFINE_LIST( wxRadioBoxButtonsInfoList )

extern bool          g_blockEventsOnDrag;

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

extern "C" {
static void gtk_radiobutton_clicked_callback( GtkToggleButton *button, wxRadioBox *rb )
{
    if (!rb->m_hasVMT) return;
    if (g_blockEventsOnDrag) return;

    if (!gtk_toggle_button_get_active(button)) return;

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

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

extern "C" {
static gint gtk_radiobox_keypress_callback( GtkWidget *widget, GdkEventKey *gdk_event, wxRadioBox *rb )
{
    if (!rb->m_hasVMT) return FALSE;
    if (g_blockEventsOnDrag) return FALSE;

    if ( ((gdk_event->keyval == GDK_Tab) ||
          (gdk_event->keyval == GDK_ISO_Left_Tab)) &&
         rb->GetParent() && (rb->GetParent()->HasFlag( wxTAB_TRAVERSAL)) )
    {
        wxNavigationKeyEvent new_event;
        new_event.SetEventObject( rb->GetParent() );
        // GDK reports GDK_ISO_Left_Tab for SHIFT-TAB
        new_event.SetDirection( (gdk_event->keyval == GDK_Tab) );
        // CTRL-TAB changes the (parent) window, i.e. switch notebook page
        new_event.SetWindowChange( (gdk_event->state & GDK_CONTROL_MASK) );
        new_event.SetCurrentFocus( rb );
        return rb->GetParent()->HandleWindowEvent(new_event);
    }

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

    wxRadioBoxButtonsInfoList::compatibility_iterator node = rb->m_buttonsInfo.GetFirst();
    while( node && GTK_WIDGET( node->GetData()->button ) != widget )
    {
        node = node->GetNext();
    }
    if (!node)
    {
        return FALSE;
    }

    if ((gdk_event->keyval == GDK_Up) ||
        (gdk_event->keyval == GDK_Left))
    {
        if (node == rb->m_buttonsInfo.GetFirst())
            node = rb->m_buttonsInfo.GetLast();
        else
            node = node->GetPrevious();
    }
    else
    {
        if (node == rb->m_buttonsInfo.GetLast())
            node = rb->m_buttonsInfo.GetFirst();
        else
            node = node->GetNext();
    }

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

    gtk_widget_grab_focus( button );

    return TRUE;
}
}

extern "C" {
static gint gtk_radiobutton_focus_out( GtkWidget * WXUNUSED(widget),
                                       GdkEventFocus *WXUNUSED(event),
                                       wxRadioBox *win )
{
    // NB: This control is composed of several GtkRadioButton widgets and
    //     when focus changes from one of them to another in the same
    //     wxRadioBox, we get a focus-out event followed by focus-in for
    //     another GtkRadioButton owned by the same control. We don't want
    //     to generate two spurious wxEVT_SET_FOCUS events in this case,
    //     so we defer sending wx events until idle time.
    win->GTKHandleFocusOut();

    // never stop the signal emission, it seems to break the kbd handling
    // inside the radiobox
    return FALSE;
}
}

extern "C" {
static gint gtk_radiobutton_focus_in( GtkWidget * WXUNUSED(widget),
                                      GdkEventFocus *WXUNUSED(event),
                                      wxRadioBox *win )
{
    win->GTKHandleFocusIn();

    // never stop the signal emission, it seems to break the kbd handling
    // inside the radiobox
    return FALSE;
}
}

extern "C" {
static void gtk_radiobutton_size_allocate( GtkWidget *widget,
                                           GtkAllocation * alloc,
                                           wxRadioBox *win )
{
    for ( wxRadioBoxButtonsInfoList::compatibility_iterator node = win->m_buttonsInfo.GetFirst();
          node;
          node = node->GetNext())
    {
        if (widget == GTK_WIDGET(node->GetData()->button))
        {
            const wxPoint origin = win->GetPosition();
            wxRect rect = wxRect( alloc->x - origin.x, alloc->y - origin.y,
                                  alloc->width, alloc->height );
            node->GetData()->rect = rect;
            break;
        }
    }
}
}


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

IMPLEMENT_DYNAMIC_CLASS(wxRadioBox,wxControl)

bool wxRadioBox::Create( wxWindow *parent, wxWindowID id,
                         const wxString& title,
                         const wxPoint &pos, const wxSize &size,
                         const wxArrayString& choices, int majorDim,
                         long style, const wxValidator& validator,
                         const wxString &name )
{
    wxCArrayString chs(choices);

    return Create( parent, id, title, pos, size, chs.GetCount(),
                   chs.GetStrings(), majorDim, style, validator, name );
}

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 = GTKCreateFrame(title);
    g_object_ref(m_widget);
    wxControl::SetLabel(title);
    if ( HasFlag(wxNO_BORDER) )
    {
        // If we don't do this here, the wxNO_BORDER style is ignored in Show()
        gtk_frame_set_shadow_type(GTK_FRAME(m_widget), GTK_SHADOW_NONE);
    }


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


    unsigned int num_of_cols = GetColumnCount();
    unsigned int num_of_rows = GetRowCount();

    GtkRadioButton *rbtn = NULL;

    GtkWidget *table = gtk_table_new( num_of_rows, num_of_cols, FALSE );
    gtk_table_set_col_spacings( GTK_TABLE(table), 1 );
    gtk_table_set_row_spacings( GTK_TABLE(table), 1 );
    gtk_widget_show( table );
    gtk_container_add( GTK_CONTAINER(m_widget), table );

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

        label.Empty();
        for ( wxString::const_iterator pc = choices[i].begin();
              pc != choices[i].end(); ++pc )
        {
            if ( *pc != wxT('&') )
                label += *pc;
        }

        rbtn = GTK_RADIO_BUTTON( gtk_radio_button_new_with_label( radio_button_group, wxGTK_CONV( label ) ) );
        gtk_widget_show( GTK_WIDGET(rbtn) );

        g_signal_connect (rbtn, "key_press_event",
                          G_CALLBACK (gtk_radiobox_keypress_callback), this);

        m_buttonsInfo.Append( new wxGTKRadioButtonInfo( rbtn, wxRect() ) );

        if (HasFlag(wxRA_SPECIFY_COLS))
        {
            int left = i%num_of_cols;
            int right = (i%num_of_cols) + 1;
            int top = i/num_of_cols;
            int bottom = (i/num_of_cols)+1;
            gtk_table_attach( GTK_TABLE(table), GTK_WIDGET(rbtn), left, right, top, bottom,
                  GTK_FILL, GTK_FILL, 1, 1 );
        }
        else
        {
            int left = i/num_of_rows;
            int right = (i/num_of_rows) + 1;
            int top = i%num_of_rows;
            int bottom = (i%num_of_rows)+1;
            gtk_table_attach( GTK_TABLE(table), GTK_WIDGET(rbtn), left, right, top, bottom,
                  GTK_FILL, GTK_FILL, 1, 1 );
        }

        ConnectWidget( GTK_WIDGET(rbtn) );

        if (!i)
            gtk_toggle_button_set_active( GTK_TOGGLE_BUTTON(rbtn), TRUE );

        g_signal_connect (rbtn, "clicked",
                          G_CALLBACK (gtk_radiobutton_clicked_callback), this);
        g_signal_connect (rbtn, "focus_in_event",
                          G_CALLBACK (gtk_radiobutton_focus_in), this);
        g_signal_connect (rbtn, "focus_out_event",
                          G_CALLBACK (gtk_radiobutton_focus_out), this);
        g_signal_connect (rbtn, "size_allocate",
                          G_CALLBACK (gtk_radiobutton_size_allocate), this);
    }

    m_parent->DoAddChild( this );

    PostCreation(size);

    return true;
}

wxRadioBox::~wxRadioBox()
{
    wxRadioBoxButtonsInfoList::compatibility_iterator node = m_buttonsInfo.GetFirst();
    while (node)
    {
        GtkWidget *button = GTK_WIDGET( node->GetData()->button );
        gtk_widget_destroy( button );
        node = node->GetNext();
    }
    WX_CLEAR_LIST( wxRadioBoxButtonsInfoList, m_buttonsInfo );
}

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

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

    if ( HasFlag(wxNO_BORDER) )
        gtk_widget_hide( m_widget );

    wxRadioBoxButtonsInfoList::compatibility_iterator node = m_buttonsInfo.GetFirst();
    while (node)
    {
        GtkWidget *button = GTK_WIDGET( node->GetData()->button );

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

        node = node->GetNext();
    }

    return true;
}

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

    wxRadioBoxButtonsInfoList::compatibility_iterator node = m_buttonsInfo.Item( n );

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

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

    GtkDisableEvents();

    gtk_toggle_button_set_active( button, 1 );

    GtkEnableEvents();
}

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

    int count = 0;

    wxRadioBoxButtonsInfoList::compatibility_iterator node = m_buttonsInfo.GetFirst();
    while (node)
    {
        GtkToggleButton *button = GTK_TOGGLE_BUTTON( node->GetData()->button );
        if (gtk_toggle_button_get_active(button)) return count;
        count++;
        node = node->GetNext();
    }

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

    return wxNOT_FOUND;
}

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

    wxRadioBoxButtonsInfoList::compatibility_iterator node = m_buttonsInfo.Item( n );

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

    GtkLabel* label = GTK_LABEL(gtk_bin_get_child(GTK_BIN(node->GetData()->button)));

    wxString str( wxGTK_CONV_BACK( gtk_label_get_text(label) ) );

    return str;
}

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

    GTKSetLabelForFrame(GTK_FRAME(m_widget), label);
}

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

    wxRadioBoxButtonsInfoList::compatibility_iterator node = m_buttonsInfo.Item( item );

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

    GtkLabel* g_label = GTK_LABEL(gtk_bin_get_child(GTK_BIN(node->GetData()->button)));

    gtk_label_set_text( g_label, wxGTK_CONV( label ) );
}

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

    wxRadioBoxButtonsInfoList::compatibility_iterator node = m_buttonsInfo.GetFirst();
    while (node)
    {
        GtkButton *button = GTK_BUTTON( node->GetData()->button );
        GtkLabel *label = GTK_LABEL(gtk_bin_get_child(GTK_BIN(button)));

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

    if (enable)
        GTKFixSensitivity();

    return true;
}

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

    wxRadioBoxButtonsInfoList::compatibility_iterator node = m_buttonsInfo.Item( item );

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

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

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

    return true;
}

bool wxRadioBox::IsItemEnabled(unsigned int item) const
{
    wxCHECK_MSG( m_widget != NULL, false, wxT("invalid radiobox") );

    wxRadioBoxButtonsInfoList::compatibility_iterator node = m_buttonsInfo.Item( item );

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

    GtkButton *button = GTK_BUTTON( node->GetData()->button );

    // don't use GTK_WIDGET_IS_SENSITIVE() here, we want to return true even if
    // the parent radiobox is disabled
    return gtk_widget_get_sensitive(GTK_WIDGET(button));
}

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

    wxRadioBoxButtonsInfoList::compatibility_iterator node = m_buttonsInfo.Item( item );

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

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

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

    return true;
}

bool wxRadioBox::IsItemShown(unsigned int item) const
{
    wxCHECK_MSG( m_widget != NULL, false, wxT("invalid radiobox") );

    wxRadioBoxButtonsInfoList::compatibility_iterator node = m_buttonsInfo.Item( item );

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

    GtkButton *button = GTK_BUTTON( node->GetData()->button );

    return gtk_widget_get_visible(GTK_WIDGET(button));
}

unsigned int wxRadioBox::GetCount() const
{
    return m_buttonsInfo.GetCount();
}

void wxRadioBox::GtkDisableEvents()
{
    wxRadioBoxButtonsInfoList::compatibility_iterator node = m_buttonsInfo.GetFirst();
    while (node)
    {
        g_signal_handlers_block_by_func(node->GetData()->button,
            (gpointer)gtk_radiobutton_clicked_callback, this);

        node = node->GetNext();
    }
}

void wxRadioBox::GtkEnableEvents()
{
    wxRadioBoxButtonsInfoList::compatibility_iterator node = m_buttonsInfo.GetFirst();
    while (node)
    {
        g_signal_handlers_unblock_by_func(node->GetData()->button,
            (gpointer)gtk_radiobutton_clicked_callback, this);

        node = node->GetNext();
    }
}

void wxRadioBox::DoApplyWidgetStyle(GtkRcStyle *style)
{
    GTKFrameApplyWidgetStyle(GTK_FRAME(m_widget), style);

    wxRadioBoxButtonsInfoList::compatibility_iterator node = m_buttonsInfo.GetFirst();
    while (node)
    {
        GtkWidget *widget = GTK_WIDGET( node->GetData()->button );

        gtk_widget_modify_style( widget, style );
        gtk_widget_modify_style(gtk_bin_get_child(GTK_BIN(widget)), style);

        node = node->GetNext();
    }
}

bool wxRadioBox::GTKWidgetNeedsMnemonic() const
{
    return true;
}

void wxRadioBox::GTKWidgetDoSetMnemonic(GtkWidget* w)
{
    GTKFrameSetMnemonicWidget(GTK_FRAME(m_widget), w);
}

#if wxUSE_TOOLTIPS
void wxRadioBox::GTKApplyToolTip(const char* tip)
{
    // set this tooltip for all radiobuttons which don't have their own tips
    unsigned n = 0;
    for ( wxRadioBoxButtonsInfoList::compatibility_iterator node = m_buttonsInfo.GetFirst();
          node;
          node = node->GetNext(), n++ )
    {
        if ( !GetItemToolTip(n) )
        {
            wxToolTip::GTKApply(GTK_WIDGET(node->GetData()->button), tip);
        }
    }
}

void wxRadioBox::DoSetItemToolTip(unsigned int n, wxToolTip *tooltip)
{
    wxCharBuffer buf;
    if ( !tooltip )
        tooltip = GetToolTip();
    if ( tooltip )
        buf = wxGTK_CONV(tooltip->GetTip());

    wxToolTip::GTKApply(GTK_WIDGET(m_buttonsInfo[n]->button), buf);
}

#endif // wxUSE_TOOLTIPS

GdkWindow *wxRadioBox::GTKGetWindow(wxArrayGdkWindows& windows) const
{
    windows.push_back(gtk_widget_get_window(m_widget));

    wxRadioBoxButtonsInfoList::compatibility_iterator node = m_buttonsInfo.GetFirst();
    while (node)
    {
        GtkWidget *button = GTK_WIDGET( node->GetData()->button );

        // don't put NULL pointers in the 'windows' array!
        if (gtk_widget_get_window(button))
            windows.push_back(gtk_widget_get_window(button));

        node = node->GetNext();
    }

    return NULL;
}

// static
wxVisualAttributes
wxRadioBox::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
{
    wxVisualAttributes attr;
    // NB: we need toplevel window so that GTK+ can find the right style
    GtkWidget *wnd = gtk_window_new(GTK_WINDOW_TOPLEVEL);
    GtkWidget* widget = gtk_radio_button_new_with_label(NULL, "");
    gtk_container_add(GTK_CONTAINER(wnd), widget);
    attr = GetDefaultAttributesFromGTKWidget(widget);
    gtk_widget_destroy(wnd);
    return attr;
}

int wxRadioBox::GetItemFromPoint(const wxPoint& point) const
{
    const wxPoint pt = ScreenToClient(point);
    unsigned n = 0;
    for ( wxRadioBoxButtonsInfoList::compatibility_iterator
            node = m_buttonsInfo.GetFirst(); node; node = node->GetNext(), n++ )
    {
        if ( m_buttonsInfo[n]->rect.Contains(pt) )
            return n;
    }

    return wxNOT_FOUND;
}

#endif // wxUSE_RADIOBOX
Commit	Line	Data
	1	/////////////////////////////////////////////////////////////////////////////
	2	// Name: src/gtk/radiobox.cpp
	3	// Purpose:
	4	// Author: Robert Roebling
	5	// Id: $Id$
	6	// Copyright: (c) 1998 Robert Roebling
	7	// Licence: wxWindows licence
	8	/////////////////////////////////////////////////////////////////////////////
	9
	10	// For compilers that support precompilation, includes "wx.h".
	11	#include "wx/wxprec.h"
	12
	13	#if wxUSE_RADIOBOX
	14
	15	#include "wx/radiobox.h"
	16
	17	#if wxUSE_TOOLTIPS
	18	#include "wx/tooltip.h"
	19	#endif
	20
	21	#include "wx/gtk/private.h"
	22
	23	#include <gdk/gdkkeysyms.h>
	24	#if GTK_CHECK_VERSION(3,0,0)
	25	#include <gdk/gdkkeysyms-compat.h>
	26	#endif
	27
	28	//-----------------------------------------------------------------------------
	29	// wxGTKRadioButtonInfo
	30	//-----------------------------------------------------------------------------
	31	// structure internally used by wxRadioBox to store its child buttons
	32
	33	class wxGTKRadioButtonInfo : public wxObject
	34	{
	35	public:
	36	wxGTKRadioButtonInfo( GtkRadioButton * abutton, const wxRect & arect )
	37	: button( abutton ), rect( arect ) {}
	38
	39	GtkRadioButton * button;
	40	wxRect rect;
	41	};
	42
	43	//-----------------------------------------------------------------------------
	44	// data
	45	//-----------------------------------------------------------------------------
	46
	47	#include "wx/listimpl.cpp"
	48	WX_DEFINE_LIST( wxRadioBoxButtonsInfoList )
	49
	50	extern bool g_blockEventsOnDrag;
	51
	52	//-----------------------------------------------------------------------------
	53	// "clicked"
	54	//-----------------------------------------------------------------------------
	55
	56	extern "C" {
	57	static void gtk_radiobutton_clicked_callback( GtkToggleButton button, wxRadioBox rb )
	58	{
	59	if (!rb->m_hasVMT) return;
	60	if (g_blockEventsOnDrag) return;
	61
	62	if (!gtk_toggle_button_get_active(button)) return;
	63
	64	wxCommandEvent event( wxEVT_COMMAND_RADIOBOX_SELECTED, rb->GetId() );
	65	event.SetInt( rb->GetSelection() );
	66	event.SetString( rb->GetStringSelection() );
	67	event.SetEventObject( rb );
	68	rb->HandleWindowEvent(event);
	69	}
	70	}
	71
	72	//-----------------------------------------------------------------------------
	73	// "key_press_event"
	74	//-----------------------------------------------------------------------------
	75
	76	extern "C" {
	77	static gint gtk_radiobox_keypress_callback( GtkWidget widget, GdkEventKey gdk_event, wxRadioBox *rb )
	78	{
	79	if (!rb->m_hasVMT) return FALSE;
	80	if (g_blockEventsOnDrag) return FALSE;
	81
	82	if ( ((gdk_event->keyval == GDK_Tab) \|\|
	83	(gdk_event->keyval == GDK_ISO_Left_Tab)) &&
	84	rb->GetParent() && (rb->GetParent()->HasFlag( wxTAB_TRAVERSAL)) )
	85	{
	86	wxNavigationKeyEvent new_event;
	87	new_event.SetEventObject( rb->GetParent() );
	88	// GDK reports GDK_ISO_Left_Tab for SHIFT-TAB
	89	new_event.SetDirection( (gdk_event->keyval == GDK_Tab) );
	90	// CTRL-TAB changes the (parent) window, i.e. switch notebook page
	91	new_event.SetWindowChange( (gdk_event->state & GDK_CONTROL_MASK) );
	92	new_event.SetCurrentFocus( rb );
	93	return rb->GetParent()->HandleWindowEvent(new_event);
	94	}
	95
	96	if ((gdk_event->keyval != GDK_Up) &&
	97	(gdk_event->keyval != GDK_Down) &&
	98	(gdk_event->keyval != GDK_Left) &&
	99	(gdk_event->keyval != GDK_Right))
	100	{
	101	return FALSE;
	102	}
	103
	104	wxRadioBoxButtonsInfoList::compatibility_iterator node = rb->m_buttonsInfo.GetFirst();
	105	while( node && GTK_WIDGET( node->GetData()->button ) != widget )
	106	{
	107	node = node->GetNext();
	108	}
	109	if (!node)
	110	{
	111	return FALSE;
	112	}
	113
	114	if ((gdk_event->keyval == GDK_Up) \|\|
	115	(gdk_event->keyval == GDK_Left))
	116	{
	117	if (node == rb->m_buttonsInfo.GetFirst())
	118	node = rb->m_buttonsInfo.GetLast();
	119	else
	120	node = node->GetPrevious();
	121	}
	122	else
	123	{
	124	if (node == rb->m_buttonsInfo.GetLast())
	125	node = rb->m_buttonsInfo.GetFirst();
	126	else
	127	node = node->GetNext();
	128	}
	129
	130	GtkWidget button = (GtkWidget) node->GetData()->button;
	131
	132	gtk_widget_grab_focus( button );
	133
	134	return TRUE;
	135	}
	136	}
	137
	138	extern "C" {
	139	static gint gtk_radiobutton_focus_out( GtkWidget * WXUNUSED(widget),
	140	GdkEventFocus *WXUNUSED(event),
	141	wxRadioBox *win )
	142	{
	143	// NB: This control is composed of several GtkRadioButton widgets and
	144	// when focus changes from one of them to another in the same
	145	// wxRadioBox, we get a focus-out event followed by focus-in for
	146	// another GtkRadioButton owned by the same control. We don't want
	147	// to generate two spurious wxEVT_SET_FOCUS events in this case,
	148	// so we defer sending wx events until idle time.
	149	win->GTKHandleFocusOut();
	150
	151	// never stop the signal emission, it seems to break the kbd handling
	152	// inside the radiobox
	153	return FALSE;
	154	}
	155	}
	156
	157	extern "C" {
	158	static gint gtk_radiobutton_focus_in( GtkWidget * WXUNUSED(widget),
	159	GdkEventFocus *WXUNUSED(event),
	160	wxRadioBox *win )
	161	{
	162	win->GTKHandleFocusIn();
	163
	164	// never stop the signal emission, it seems to break the kbd handling
	165	// inside the radiobox
	166	return FALSE;
	167	}
	168	}
	169
	170	extern "C" {
	171	static void gtk_radiobutton_size_allocate( GtkWidget *widget,
	172	GtkAllocation * alloc,
	173	wxRadioBox *win )
	174	{
	175	for ( wxRadioBoxButtonsInfoList::compatibility_iterator node = win->m_buttonsInfo.GetFirst();
	176	node;
	177	node = node->GetNext())
	178	{
	179	if (widget == GTK_WIDGET(node->GetData()->button))
	180	{
	181	const wxPoint origin = win->GetPosition();
	182	wxRect rect = wxRect( alloc->x - origin.x, alloc->y - origin.y,
	183	alloc->width, alloc->height );
	184	node->GetData()->rect = rect;
	185	break;
	186	}
	187	}
	188	}
	189	}
	190
	191
	192	//-----------------------------------------------------------------------------
	193	// wxRadioBox
	194	//-----------------------------------------------------------------------------
	195
	196	IMPLEMENT_DYNAMIC_CLASS(wxRadioBox,wxControl)
	197
	198	bool wxRadioBox::Create( wxWindow *parent, wxWindowID id,
	199	const wxString& title,
	200	const wxPoint &pos, const wxSize &size,
	201	const wxArrayString& choices, int majorDim,
	202	long style, const wxValidator& validator,
	203	const wxString &name )
	204	{
	205	wxCArrayString chs(choices);
	206
	207	return Create( parent, id, title, pos, size, chs.GetCount(),
	208	chs.GetStrings(), majorDim, style, validator, name );
	209	}
	210
	211	bool wxRadioBox::Create( wxWindow *parent, wxWindowID id, const wxString& title,
	212	const wxPoint &pos, const wxSize &size,
	213	int n, const wxString choices[], int majorDim,
	214	long style, const wxValidator& validator,
	215	const wxString &name )
	216	{
	217	if (!PreCreation( parent, pos, size ) \|\|
	218	!CreateBase( parent, id, pos, size, style, validator, name ))
	219	{
	220	wxFAIL_MSG( wxT("wxRadioBox creation failed") );
	221	return false;
	222	}
	223
	224	m_widget = GTKCreateFrame(title);
	225	g_object_ref(m_widget);
	226	wxControl::SetLabel(title);
	227	if ( HasFlag(wxNO_BORDER) )
	228	{
	229	// If we don't do this here, the wxNO_BORDER style is ignored in Show()
	230	gtk_frame_set_shadow_type(GTK_FRAME(m_widget), GTK_SHADOW_NONE);
	231	}
	232
	233
	234	// majorDim may be 0 if all trailing parameters were omitted, so don't
	235	// assert here but just use the correct value for it
	236	SetMajorDim(majorDim == 0 ? n : majorDim, style);
	237
	238
	239	unsigned int num_of_cols = GetColumnCount();
	240	unsigned int num_of_rows = GetRowCount();
	241
	242	GtkRadioButton *rbtn = NULL;
	243
	244	GtkWidget *table = gtk_table_new( num_of_rows, num_of_cols, FALSE );
	245	gtk_table_set_col_spacings( GTK_TABLE(table), 1 );
	246	gtk_table_set_row_spacings( GTK_TABLE(table), 1 );
	247	gtk_widget_show( table );
	248	gtk_container_add( GTK_CONTAINER(m_widget), table );
	249
	250	wxString label;
	251	GSList *radio_button_group = NULL;
	252	for (unsigned int i = 0; i < (unsigned int)n; i++)
	253	{
	254	if ( i != 0 )
	255	radio_button_group = gtk_radio_button_get_group( GTK_RADIO_BUTTON(rbtn) );
	256
	257	label.Empty();
	258	for ( wxString::const_iterator pc = choices[i].begin();
	259	pc != choices[i].end(); ++pc )
	260	{
	261	if ( *pc != wxT('&') )
	262	label += *pc;
	263	}
	264
	265	rbtn = GTK_RADIO_BUTTON( gtk_radio_button_new_with_label( radio_button_group, wxGTK_CONV( label ) ) );
	266	gtk_widget_show( GTK_WIDGET(rbtn) );
	267
	268	g_signal_connect (rbtn, "key_press_event",
	269	G_CALLBACK (gtk_radiobox_keypress_callback), this);
	270
	271	m_buttonsInfo.Append( new wxGTKRadioButtonInfo( rbtn, wxRect() ) );
	272
	273	if (HasFlag(wxRA_SPECIFY_COLS))
	274	{
	275	int left = i%num_of_cols;
	276	int right = (i%num_of_cols) + 1;
	277	int top = i/num_of_cols;
	278	int bottom = (i/num_of_cols)+1;
	279	gtk_table_attach( GTK_TABLE(table), GTK_WIDGET(rbtn), left, right, top, bottom,
	280	GTK_FILL, GTK_FILL, 1, 1 );
	281	}
	282	else
	283	{
	284	int left = i/num_of_rows;
	285	int right = (i/num_of_rows) + 1;
	286	int top = i%num_of_rows;
	287	int bottom = (i%num_of_rows)+1;
	288	gtk_table_attach( GTK_TABLE(table), GTK_WIDGET(rbtn), left, right, top, bottom,
	289	GTK_FILL, GTK_FILL, 1, 1 );
	290	}
	291
	292	ConnectWidget( GTK_WIDGET(rbtn) );
	293
	294	if (!i)
	295	gtk_toggle_button_set_active( GTK_TOGGLE_BUTTON(rbtn), TRUE );
	296
	297	g_signal_connect (rbtn, "clicked",
	298	G_CALLBACK (gtk_radiobutton_clicked_callback), this);
	299	g_signal_connect (rbtn, "focus_in_event",
	300	G_CALLBACK (gtk_radiobutton_focus_in), this);
	301	g_signal_connect (rbtn, "focus_out_event",
	302	G_CALLBACK (gtk_radiobutton_focus_out), this);
	303	g_signal_connect (rbtn, "size_allocate",
	304	G_CALLBACK (gtk_radiobutton_size_allocate), this);
	305	}
	306
	307	m_parent->DoAddChild( this );
	308
	309	PostCreation(size);
	310
	311	return true;
	312	}
	313
	314	wxRadioBox::~wxRadioBox()
	315	{
	316	wxRadioBoxButtonsInfoList::compatibility_iterator node = m_buttonsInfo.GetFirst();
	317	while (node)
	318	{
	319	GtkWidget *button = GTK_WIDGET( node->GetData()->button );
	320	gtk_widget_destroy( button );
	321	node = node->GetNext();
	322	}
	323	WX_CLEAR_LIST( wxRadioBoxButtonsInfoList, m_buttonsInfo );
	324	}
	325
	326	bool wxRadioBox::Show( bool show )
	327	{
	328	wxCHECK_MSG( m_widget != NULL, false, wxT("invalid radiobox") );
	329
	330	if (!wxControl::Show(show))
	331	{
	332	// nothing to do
	333	return false;
	334	}
	335
	336	if ( HasFlag(wxNO_BORDER) )
	337	gtk_widget_hide( m_widget );
	338
	339	wxRadioBoxButtonsInfoList::compatibility_iterator node = m_buttonsInfo.GetFirst();
	340	while (node)
	341	{
	342	GtkWidget *button = GTK_WIDGET( node->GetData()->button );
	343
	344	if (show)
	345	gtk_widget_show( button );
	346	else
	347	gtk_widget_hide( button );
	348
	349	node = node->GetNext();
	350	}
	351
	352	return true;
	353	}
	354
	355	void wxRadioBox::SetSelection( int n )
	356	{
	357	wxCHECK_RET( m_widget != NULL, wxT("invalid radiobox") );
	358
	359	wxRadioBoxButtonsInfoList::compatibility_iterator node = m_buttonsInfo.Item( n );
	360
	361	wxCHECK_RET( node, wxT("radiobox wrong index") );
	362
	363	GtkToggleButton *button = GTK_TOGGLE_BUTTON( node->GetData()->button );
	364
	365	GtkDisableEvents();
	366
	367	gtk_toggle_button_set_active( button, 1 );
	368
	369	GtkEnableEvents();
	370	}
	371
	372	int wxRadioBox::GetSelection(void) const
	373	{
	374	wxCHECK_MSG( m_widget != NULL, wxNOT_FOUND, wxT("invalid radiobox") );
	375
	376	int count = 0;
	377
	378	wxRadioBoxButtonsInfoList::compatibility_iterator node = m_buttonsInfo.GetFirst();
	379	while (node)
	380	{
	381	GtkToggleButton *button = GTK_TOGGLE_BUTTON( node->GetData()->button );
	382	if (gtk_toggle_button_get_active(button)) return count;
	383	count++;
	384	node = node->GetNext();
	385	}
	386
	387	wxFAIL_MSG( wxT("wxRadioBox none selected") );
	388
	389	return wxNOT_FOUND;
	390	}
	391
	392	wxString wxRadioBox::GetString(unsigned int n) const
	393	{
	394	wxCHECK_MSG( m_widget != NULL, wxEmptyString, wxT("invalid radiobox") );
	395
	396	wxRadioBoxButtonsInfoList::compatibility_iterator node = m_buttonsInfo.Item( n );
	397
	398	wxCHECK_MSG( node, wxEmptyString, wxT("radiobox wrong index") );
	399
	400	GtkLabel* label = GTK_LABEL(gtk_bin_get_child(GTK_BIN(node->GetData()->button)));
	401
	402	wxString str( wxGTK_CONV_BACK( gtk_label_get_text(label) ) );
	403
	404	return str;
	405	}
	406
	407	void wxRadioBox::SetLabel( const wxString& label )
	408	{
	409	wxCHECK_RET( m_widget != NULL, wxT("invalid radiobox") );
	410
	411	GTKSetLabelForFrame(GTK_FRAME(m_widget), label);
	412	}
	413
	414	void wxRadioBox::SetString(unsigned int item, const wxString& label)
	415	{
	416	wxCHECK_RET( m_widget != NULL, wxT("invalid radiobox") );
	417
	418	wxRadioBoxButtonsInfoList::compatibility_iterator node = m_buttonsInfo.Item( item );
	419
	420	wxCHECK_RET( node, wxT("radiobox wrong index") );
	421
	422	GtkLabel* g_label = GTK_LABEL(gtk_bin_get_child(GTK_BIN(node->GetData()->button)));
	423
	424	gtk_label_set_text( g_label, wxGTK_CONV( label ) );
	425	}
	426
	427	bool wxRadioBox::Enable( bool enable )
	428	{
	429	if ( !wxControl::Enable( enable ) )
	430	return false;
	431
	432	wxRadioBoxButtonsInfoList::compatibility_iterator node = m_buttonsInfo.GetFirst();
	433	while (node)
	434	{
	435	GtkButton *button = GTK_BUTTON( node->GetData()->button );
	436	GtkLabel *label = GTK_LABEL(gtk_bin_get_child(GTK_BIN(button)));
	437
	438	gtk_widget_set_sensitive( GTK_WIDGET(button), enable );
	439	gtk_widget_set_sensitive( GTK_WIDGET(label), enable );
	440	node = node->GetNext();
	441	}
	442
	443	if (enable)
	444	GTKFixSensitivity();
	445
	446	return true;
	447	}
	448
	449	bool wxRadioBox::Enable(unsigned int item, bool enable)
	450	{
	451	wxCHECK_MSG( m_widget != NULL, false, wxT("invalid radiobox") );
	452
	453	wxRadioBoxButtonsInfoList::compatibility_iterator node = m_buttonsInfo.Item( item );
	454
	455	wxCHECK_MSG( node, false, wxT("radiobox wrong index") );
	456
	457	GtkButton *button = GTK_BUTTON( node->GetData()->button );
	458	GtkLabel *label = GTK_LABEL(gtk_bin_get_child(GTK_BIN(button)));
	459
	460	gtk_widget_set_sensitive( GTK_WIDGET(button), enable );
	461	gtk_widget_set_sensitive( GTK_WIDGET(label), enable );
	462
	463	return true;
	464	}
	465
	466	bool wxRadioBox::IsItemEnabled(unsigned int item) const
	467	{
	468	wxCHECK_MSG( m_widget != NULL, false, wxT("invalid radiobox") );
	469
	470	wxRadioBoxButtonsInfoList::compatibility_iterator node = m_buttonsInfo.Item( item );
	471
	472	wxCHECK_MSG( node, false, wxT("radiobox wrong index") );
	473
	474	GtkButton *button = GTK_BUTTON( node->GetData()->button );
	475
	476	// don't use GTK_WIDGET_IS_SENSITIVE() here, we want to return true even if
	477	// the parent radiobox is disabled
	478	return gtk_widget_get_sensitive(GTK_WIDGET(button));
	479	}
	480
	481	bool wxRadioBox::Show(unsigned int item, bool show)
	482	{
	483	wxCHECK_MSG( m_widget != NULL, false, wxT("invalid radiobox") );
	484
	485	wxRadioBoxButtonsInfoList::compatibility_iterator node = m_buttonsInfo.Item( item );
	486
	487	wxCHECK_MSG( node, false, wxT("radiobox wrong index") );
	488
	489	GtkWidget *button = GTK_WIDGET( node->GetData()->button );
	490
	491	if (show)
	492	gtk_widget_show( button );
	493	else
	494	gtk_widget_hide( button );
	495
	496	return true;
	497	}
	498
	499	bool wxRadioBox::IsItemShown(unsigned int item) const
	500	{
	501	wxCHECK_MSG( m_widget != NULL, false, wxT("invalid radiobox") );
	502
	503	wxRadioBoxButtonsInfoList::compatibility_iterator node = m_buttonsInfo.Item( item );
	504
	505	wxCHECK_MSG( node, false, wxT("radiobox wrong index") );
	506
	507	GtkButton *button = GTK_BUTTON( node->GetData()->button );
	508
	509	return gtk_widget_get_visible(GTK_WIDGET(button));
	510	}
	511
	512	unsigned int wxRadioBox::GetCount() const
	513	{
	514	return m_buttonsInfo.GetCount();
	515	}
	516
	517	void wxRadioBox::GtkDisableEvents()
	518	{
	519	wxRadioBoxButtonsInfoList::compatibility_iterator node = m_buttonsInfo.GetFirst();
	520	while (node)
	521	{
	522	g_signal_handlers_block_by_func(node->GetData()->button,
	523	(gpointer)gtk_radiobutton_clicked_callback, this);
	524
	525	node = node->GetNext();
	526	}
	527	}
	528
	529	void wxRadioBox::GtkEnableEvents()
	530	{
	531	wxRadioBoxButtonsInfoList::compatibility_iterator node = m_buttonsInfo.GetFirst();
	532	while (node)
	533	{
	534	g_signal_handlers_unblock_by_func(node->GetData()->button,
	535	(gpointer)gtk_radiobutton_clicked_callback, this);
	536
	537	node = node->GetNext();
	538	}
	539	}
	540
	541	void wxRadioBox::DoApplyWidgetStyle(GtkRcStyle *style)
	542	{
	543	GTKFrameApplyWidgetStyle(GTK_FRAME(m_widget), style);
	544
	545	wxRadioBoxButtonsInfoList::compatibility_iterator node = m_buttonsInfo.GetFirst();
	546	while (node)
	547	{
	548	GtkWidget *widget = GTK_WIDGET( node->GetData()->button );
	549
	550	gtk_widget_modify_style( widget, style );
	551	gtk_widget_modify_style(gtk_bin_get_child(GTK_BIN(widget)), style);
	552
	553	node = node->GetNext();
	554	}
	555	}
	556
	557	bool wxRadioBox::GTKWidgetNeedsMnemonic() const
	558	{
	559	return true;
	560	}
	561
	562	void wxRadioBox::GTKWidgetDoSetMnemonic(GtkWidget* w)
	563	{
	564	GTKFrameSetMnemonicWidget(GTK_FRAME(m_widget), w);
	565	}
	566
	567	#if wxUSE_TOOLTIPS
	568	void wxRadioBox::GTKApplyToolTip(const char* tip)
	569	{
	570	// set this tooltip for all radiobuttons which don't have their own tips
	571	unsigned n = 0;
	572	for ( wxRadioBoxButtonsInfoList::compatibility_iterator node = m_buttonsInfo.GetFirst();
	573	node;
	574	node = node->GetNext(), n++ )
	575	{
	576	if ( !GetItemToolTip(n) )
	577	{
	578	wxToolTip::GTKApply(GTK_WIDGET(node->GetData()->button), tip);
	579	}
	580	}
	581	}
	582
	583	void wxRadioBox::DoSetItemToolTip(unsigned int n, wxToolTip *tooltip)
	584	{
	585	wxCharBuffer buf;
	586	if ( !tooltip )
	587	tooltip = GetToolTip();
	588	if ( tooltip )
	589	buf = wxGTK_CONV(tooltip->GetTip());
	590
	591	wxToolTip::GTKApply(GTK_WIDGET(m_buttonsInfo[n]->button), buf);
	592	}
	593
	594	#endif // wxUSE_TOOLTIPS
	595
	596	GdkWindow *wxRadioBox::GTKGetWindow(wxArrayGdkWindows& windows) const
	597	{
	598	windows.push_back(gtk_widget_get_window(m_widget));
	599
	600	wxRadioBoxButtonsInfoList::compatibility_iterator node = m_buttonsInfo.GetFirst();
	601	while (node)
	602	{
	603	GtkWidget *button = GTK_WIDGET( node->GetData()->button );
	604
	605	// don't put NULL pointers in the 'windows' array!
	606	if (gtk_widget_get_window(button))
	607	windows.push_back(gtk_widget_get_window(button));
	608
	609	node = node->GetNext();
	610	}
	611
	612	return NULL;
	613	}
	614
	615	// static
	616	wxVisualAttributes
	617	wxRadioBox::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
	618	{
	619	wxVisualAttributes attr;
	620	// NB: we need toplevel window so that GTK+ can find the right style
	621	GtkWidget *wnd = gtk_window_new(GTK_WINDOW_TOPLEVEL);
	622	GtkWidget* widget = gtk_radio_button_new_with_label(NULL, "");
	623	gtk_container_add(GTK_CONTAINER(wnd), widget);
	624	attr = GetDefaultAttributesFromGTKWidget(widget);
	625	gtk_widget_destroy(wnd);
	626	return attr;
	627	}
	628
	629	int wxRadioBox::GetItemFromPoint(const wxPoint& point) const
	630	{
	631	const wxPoint pt = ScreenToClient(point);
	632	unsigned n = 0;
	633	for ( wxRadioBoxButtonsInfoList::compatibility_iterator
	634	node = m_buttonsInfo.GetFirst(); node; node = node->GetNext(), n++ )
	635	{
	636	if ( m_buttonsInfo[n]->rect.Contains(pt) )
	637	return n;
	638	}
	639
	640	return wxNOT_FOUND;
	641	}
	642
	643	#endif // wxUSE_RADIOBOX