src/gtk/menu.cpp

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

#ifdef __GNUG__
#pragma implementation "menu.h"
#pragma implementation "menuitem.h"
#endif

#include "wx/menu.h"
#include "wx/log.h"
#include "wx/intl.h"

#include "gdk/gdk.h"
#include "gtk/gtk.h"

//-----------------------------------------------------------------------------
// wxMenuBar
//-----------------------------------------------------------------------------

IMPLEMENT_DYNAMIC_CLASS(wxMenuBar,wxWindow)

wxMenuBar::wxMenuBar()
{
    m_needParent = FALSE; // hmmm

    PreCreation( (wxWindow *) NULL, -1, wxDefaultPosition, wxDefaultSize, 0, "menu" );

    m_menus.DeleteContents( TRUE );

    m_menubar = gtk_menu_bar_new();

    m_widget = GTK_WIDGET(m_menubar);

    PostCreation();

    Show( TRUE );
}

void wxMenuBar::Append( wxMenu *menu, const wxString &title )
{
    m_menus.Append( menu );
    menu->m_title = title;

    int pos;
    do
    {
        pos = menu->m_title.First( '&' );
        if (pos != -1) menu->m_title.Remove( pos, 1 );
    } while (pos != -1);

    GtkWidget *root_menu;
    root_menu = gtk_menu_item_new_with_label( WXSTRINGCAST(menu->m_title) );
    gtk_widget_show( root_menu );
    gtk_menu_item_set_submenu( GTK_MENU_ITEM(root_menu), menu->m_menu );

    gtk_menu_bar_append( GTK_MENU_BAR(m_menubar), root_menu );
}

static int FindMenuItemRecursive( const wxMenu *menu, const wxString &menuString, const wxString &itemString )
{
    if (menu->m_title == menuString)
    {
        int res = menu->FindItem( itemString );
        if (res != -1) return res;
    }

    wxNode *node = menu->m_items.First();
    while (node)
    {
        wxMenuItem *item = (wxMenuItem*)node->Data();
        if (item->IsSubMenu())
            return FindMenuItemRecursive(item->GetSubMenu(), menuString, itemString);
        node = node->Next();
    }

    return -1;
}

int wxMenuBar::FindMenuItem( const wxString &menuString, const wxString &itemString ) const
{
    wxNode *node = m_menus.First();
    while (node)
    {
        wxMenu *menu = (wxMenu*)node->Data();
        int res = FindMenuItemRecursive( menu, menuString, itemString);
        if (res != -1) return res;
        node = node->Next();
    }
    return -1;
}

/* Find a wxMenuItem using its id. Recurses down into sub-menus */
static wxMenuItem* FindMenuItemByIdRecursive(const wxMenu* menu, int id)
{
    wxMenuItem* result = menu->FindItem(id);

    wxNode *node = menu->m_items.First();
    while ( node && result == NULL )
    {
        wxMenuItem *item = (wxMenuItem*)node->Data();
        if (item->IsSubMenu())
	{
            result = FindMenuItemByIdRecursive( item->GetSubMenu(), id );
	}
        node = node->Next();
    }

    return result;
}

wxMenuItem* wxMenuBar::FindMenuItemById( int id ) const
{
    wxMenuItem* result = 0;
    wxNode *node = m_menus.First();
    while (node && result == 0)
    {
        wxMenu *menu = (wxMenu*)node->Data();
        result = FindMenuItemByIdRecursive( menu, id );
        node = node->Next();
    }

    return result;
}

void wxMenuBar::Check( int id, bool check )
{
    wxMenuItem* item = FindMenuItemById( id );
    if (item) item->Check(check);
}

bool wxMenuBar::Checked( int id ) const
{
    wxMenuItem* item = FindMenuItemById( id );
    if (item) return item->IsChecked();
    return FALSE;
}

void wxMenuBar::Enable( int id, bool enable )
{
    wxMenuItem* item = FindMenuItemById( id );
    if (item) item->Enable(enable);
}

bool wxMenuBar::Enabled( int id ) const
{
    wxMenuItem* item = FindMenuItemById( id );
    if (item) return item->IsEnabled();
    return FALSE;
}

//-----------------------------------------------------------------------------
// "activate"
//-----------------------------------------------------------------------------

static void gtk_menu_clicked_callback( GtkWidget *widget, wxMenu *menu )
{
    int id = menu->FindMenuIdByMenuItem(widget);

    /* should find it for normal (not popup) menu */
    wxASSERT( (id != -1) || (menu->GetInvokingWindow() != NULL) );

    if (!menu->IsEnabled(id)) return;

    wxMenuItem* item = menu->FindItem( id );
    wxCHECK_RET( item, "error in menu item callback" );

    if (item->m_isCheckMenu)
    {
        if (item->m_isChecked == item->IsChecked())
        {
	    /* the menu item has been checked by calling wxMenuItem->Check() */
            return;
	}
	else
	{
	    /* the user pressed on the menu item -> report */
	    item->m_isChecked = item->IsChecked();  /* make consistent again */
	}
    }

    wxCommandEvent event( wxEVT_COMMAND_MENU_SELECTED, id );
    event.SetEventObject( menu );
    event.SetInt(id );

    if (menu->m_callback)
    {
        (void) (*(menu->m_callback)) (*menu, event);
        return;
    }

    if (menu->GetEventHandler()->ProcessEvent(event)) return;

    wxWindow *win = menu->GetInvokingWindow();
    if (win) win->GetEventHandler()->ProcessEvent( event );
}

//-----------------------------------------------------------------------------
// "select"
//-----------------------------------------------------------------------------

static void gtk_menu_hilight_callback( GtkWidget *widget, wxMenu *menu )
{
    int id = menu->FindMenuIdByMenuItem(widget);

    wxASSERT( id != -1 ); // should find it!

    if (!menu->IsEnabled(id)) return;

    wxCommandEvent event( wxEVT_MENU_HIGHLIGHT, id );
    event.SetEventObject( menu );
    event.SetInt(id );

/*   wxMSW doesn't call callback here either

     if (menu->m_callback)
     {
        (void) (*(menu->m_callback)) (*menu, event);
        return;
     }
*/

    if (menu->GetEventHandler()->ProcessEvent(event)) return;

    wxWindow *win = menu->GetInvokingWindow();
    if (win) win->GetEventHandler()->ProcessEvent( event );
}

//-----------------------------------------------------------------------------
// wxMenuItem
//-----------------------------------------------------------------------------

IMPLEMENT_DYNAMIC_CLASS(wxMenuItem,wxObject)

wxMenuItem::wxMenuItem()
{
    m_id = ID_SEPARATOR;
    m_isCheckMenu = FALSE;
    m_isChecked = FALSE;
    m_isEnabled = TRUE;
    m_subMenu = (wxMenu *) NULL;
    m_menuItem = (GtkWidget *) NULL;
}

/* it's valid for this function to be called even if m_menuItem == NULL */
void wxMenuItem::SetName( const wxString& str )
{
    m_text = "";
    for ( const char *pc = str; *pc != '\0'; pc++ )
    {
        if (*pc == '&') pc++; /* skip it */
        m_text << *pc;
    }

    if (m_menuItem)
    {
        GtkLabel *label = GTK_LABEL( GTK_BIN(m_menuItem)->child );
        gtk_label_set( label, m_text.c_str());
    }
}

void wxMenuItem::Check( bool check )
{
    wxCHECK_RET( m_menuItem, "invalid menu item" );

    wxCHECK_RET( IsCheckable(), "Can't check uncheckable item!" )

    if (check == m_isChecked) return;

    m_isChecked = check;
    gtk_check_menu_item_set_state( (GtkCheckMenuItem*)m_menuItem, (gint)check );
}

void wxMenuItem::Enable( bool enable )
{
    wxCHECK_RET( m_menuItem, "invalid menu item" );

    gtk_widget_set_sensitive( m_menuItem, enable );
    m_isEnabled = enable;
}

bool wxMenuItem::IsChecked() const
{
    wxCHECK_MSG( m_menuItem, FALSE, "invalid menu item" );

    wxCHECK( IsCheckable(), FALSE ); // can't get state of uncheckable item!

    bool bIsChecked = ((GtkCheckMenuItem*)m_menuItem)->active != 0;

    return bIsChecked;
}

//-----------------------------------------------------------------------------
// wxMenu
//-----------------------------------------------------------------------------

IMPLEMENT_DYNAMIC_CLASS(wxMenu,wxEvtHandler)

wxMenu::wxMenu( const wxString& title, const wxFunction func )
{
    m_title = title;
    m_items.DeleteContents( TRUE );
    m_invokingWindow = (wxWindow *) NULL;
    m_menu = gtk_menu_new();  // Do not show!

    m_callback = func;
    m_eventHandler = this;
    m_clientData = (void*) NULL;

    if (m_title.IsNull()) m_title = "";
    if (m_title != "")
    {
        Append(-2, m_title);
        AppendSeparator();
    }
}

void wxMenu::SetTitle( const wxString& title )
{
    /* Waiting for something better. */
    m_title = title;
}

const wxString wxMenu::GetTitle() const
{
    return m_title;
}

void wxMenu::AppendSeparator()
{
    wxMenuItem *mitem = new wxMenuItem();
    mitem->SetId(ID_SEPARATOR);

    GtkWidget *menuItem = gtk_menu_item_new();
    gtk_menu_append( GTK_MENU(m_menu), menuItem );
    gtk_widget_show( menuItem );
    mitem->SetMenuItem(menuItem);
    m_items.Append( mitem );
}

void wxMenu::Append( int id, const wxString &item, const wxString &helpStr, bool checkable )
{
    wxMenuItem *mitem = new wxMenuItem();
    mitem->SetId(id);
    mitem->SetText(item);
    mitem->SetHelp(helpStr);
    mitem->SetCheckable(checkable);
    const char *text = mitem->GetText();
    GtkWidget *menuItem = checkable ? gtk_check_menu_item_new_with_label(text)
                                    : gtk_menu_item_new_with_label(text);

    mitem->SetMenuItem(menuItem);

    gtk_signal_connect( GTK_OBJECT(menuItem), "activate",
                        GTK_SIGNAL_FUNC(gtk_menu_clicked_callback),
                        (gpointer*)this );

    gtk_signal_connect( GTK_OBJECT(menuItem), "select",
                        GTK_SIGNAL_FUNC(gtk_menu_hilight_callback),
                        (gpointer*)this );

    gtk_menu_append( GTK_MENU(m_menu), menuItem );
    gtk_widget_show( menuItem );
    m_items.Append( mitem );
}

void wxMenu::Append( int id, const wxString &text, wxMenu *subMenu, const wxString &helpStr )
{
    wxMenuItem *mitem = new wxMenuItem();
    mitem->SetId(id);
    mitem->SetText(text);

    GtkWidget *menuItem = gtk_menu_item_new_with_label(mitem->GetText());
    mitem->SetHelp(helpStr);
    mitem->SetMenuItem(menuItem);
    mitem->SetSubMenu(subMenu);

    gtk_menu_item_set_submenu( GTK_MENU_ITEM(menuItem), subMenu->m_menu );
    gtk_menu_append( GTK_MENU(m_menu), menuItem );
    gtk_widget_show( menuItem );
    m_items.Append( mitem );
}

int wxMenu::FindItem( const wxString itemString ) const
{
    wxString s( itemString );

    int pos;
    do
    {
        pos = s.First( '&' );
        if (pos != -1) s.Remove( pos, 1 );
    } while (pos != -1);

    wxNode *node = m_items.First();
    while (node)
    {
        wxMenuItem *item = (wxMenuItem*)node->Data();
        if (item->GetText() == s)
	{
            return item->GetId();
	}
        node = node->Next();
    }

    return -1;
}

void wxMenu::Enable( int id, bool enable )
{
    wxMenuItem *item = FindItem(id);
    if (item)
    {
        item->Enable(enable);
    }
}

bool wxMenu::IsEnabled( int id ) const
{
    wxMenuItem *item = FindItem(id);
    if (item)
    {
        return item->IsEnabled();
    }
    else
    {
        return FALSE;
    }
}

void wxMenu::Check( int id, bool enable )
{
    wxMenuItem *item = FindItem(id);
    if (item)
    {
        item->Check(enable);
    }
}

bool wxMenu::IsChecked( int id ) const
{
    wxMenuItem *item = FindItem(id);
    if (item)
    {
        return item->IsChecked();
    }
    else
    {
        return FALSE;
    }
}

void wxMenu::SetLabel( int id, const wxString &label )
{
    wxMenuItem *item = FindItem(id);
    if (item)
    {
        item->SetText(label);
    }
}

wxString wxMenu::GetLabel( int id ) const
{
    wxMenuItem *item = FindItem(id);
    if (item)
    {
        return item->GetText();
    }
    else
    {
        return "";
    }
}

void wxMenu::SetHelpString( int id, const wxString& helpString )
{
    wxMenuItem *item = FindItem(id);
    if (item) item->SetHelp( helpString );
}

wxString wxMenu::GetHelpString( int id ) const
{
    wxMenuItem *item = FindItem(id);
    if (item)
    {
        return item->GetHelp();
    }
    else
    {
        return "";
    }
}

int wxMenu::FindMenuIdByMenuItem( GtkWidget *menuItem ) const
{
    wxNode *node = m_items.First();
    while (node)
    {
        wxMenuItem *item = (wxMenuItem*)node->Data();
        if (item->GetMenuItem() == menuItem)
           return item->GetId();
        node = node->Next();
    }

    return -1;
}

wxMenuItem *wxMenu::FindItem(int id) const
{
    wxNode *node = m_items.First();
    while (node)
    {
        wxMenuItem *item = (wxMenuItem*)node->Data();
        if (item->GetId() == id)
	{
            return item;
	}
        node = node->Next();
    }

    /* Not finding anything here can be correct
     * when search the entire menu system for
     * an entry -> no error message. */

    return (wxMenuItem *) NULL;
}

void wxMenu::SetInvokingWindow( wxWindow *win )
{
    m_invokingWindow = win;
}

wxWindow *wxMenu::GetInvokingWindow()
{
    return m_invokingWindow;
}
Commit	Line	Data
	1	/////////////////////////////////////////////////////////////////////////////
	2	// Name: menu.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 "menu.h"
	12	#pragma implementation "menuitem.h"
	13	#endif
	14
	15	#include "wx/menu.h"
	16	#include "wx/log.h"
	17	#include "wx/intl.h"
	18
	19	#include "gdk/gdk.h"
	20	#include "gtk/gtk.h"
	21
	22	//-----------------------------------------------------------------------------
	23	// wxMenuBar
	24	//-----------------------------------------------------------------------------
	25
	26	IMPLEMENT_DYNAMIC_CLASS(wxMenuBar,wxWindow)
	27
	28	wxMenuBar::wxMenuBar()
	29	{
	30	m_needParent = FALSE; // hmmm
	31
	32	PreCreation( (wxWindow *) NULL, -1, wxDefaultPosition, wxDefaultSize, 0, "menu" );
	33
	34	m_menus.DeleteContents( TRUE );
	35
	36	m_menubar = gtk_menu_bar_new();
	37
	38	m_widget = GTK_WIDGET(m_menubar);
	39
	40	PostCreation();
	41
	42	Show( TRUE );
	43	}
	44
	45	void wxMenuBar::Append( wxMenu *menu, const wxString &title )
	46	{
	47	m_menus.Append( menu );
	48	menu->m_title = title;
	49
	50	int pos;
	51	do
	52	{
	53	pos = menu->m_title.First( '&' );
	54	if (pos != -1) menu->m_title.Remove( pos, 1 );
	55	} while (pos != -1);
	56
	57	GtkWidget *root_menu;
	58	root_menu = gtk_menu_item_new_with_label( WXSTRINGCAST(menu->m_title) );
	59	gtk_widget_show( root_menu );
	60	gtk_menu_item_set_submenu( GTK_MENU_ITEM(root_menu), menu->m_menu );
	61
	62	gtk_menu_bar_append( GTK_MENU_BAR(m_menubar), root_menu );
	63	}
	64
	65	static int FindMenuItemRecursive( const wxMenu *menu, const wxString &menuString, const wxString &itemString )
	66	{
	67	if (menu->m_title == menuString)
	68	{
	69	int res = menu->FindItem( itemString );
	70	if (res != -1) return res;
	71	}
	72
	73	wxNode *node = menu->m_items.First();
	74	while (node)
	75	{
	76	wxMenuItem item = (wxMenuItem)node->Data();
	77	if (item->IsSubMenu())
	78	return FindMenuItemRecursive(item->GetSubMenu(), menuString, itemString);
	79	node = node->Next();
	80	}
	81
	82	return -1;
	83	}
	84
	85	int wxMenuBar::FindMenuItem( const wxString &menuString, const wxString &itemString ) const
	86	{
	87	wxNode *node = m_menus.First();
	88	while (node)
	89	{
	90	wxMenu menu = (wxMenu)node->Data();
	91	int res = FindMenuItemRecursive( menu, menuString, itemString);
	92	if (res != -1) return res;
	93	node = node->Next();
	94	}
	95	return -1;
	96	}
	97
	98	/* Find a wxMenuItem using its id. Recurses down into sub-menus */
	99	static wxMenuItem* FindMenuItemByIdRecursive(const wxMenu* menu, int id)
	100	{
	101	wxMenuItem* result = menu->FindItem(id);
	102
	103	wxNode *node = menu->m_items.First();
	104	while ( node && result == NULL )
	105	{
	106	wxMenuItem item = (wxMenuItem)node->Data();
	107	if (item->IsSubMenu())
	108	{
	109	result = FindMenuItemByIdRecursive( item->GetSubMenu(), id );
	110	}
	111	node = node->Next();
	112	}
	113
	114	return result;
	115	}
	116
	117	wxMenuItem* wxMenuBar::FindMenuItemById( int id ) const
	118	{
	119	wxMenuItem* result = 0;
	120	wxNode *node = m_menus.First();
	121	while (node && result == 0)
	122	{
	123	wxMenu menu = (wxMenu)node->Data();
	124	result = FindMenuItemByIdRecursive( menu, id );
	125	node = node->Next();
	126	}
	127
	128	return result;
	129	}
	130
	131	void wxMenuBar::Check( int id, bool check )
	132	{
	133	wxMenuItem* item = FindMenuItemById( id );
	134	if (item) item->Check(check);
	135	}
	136
	137	bool wxMenuBar::Checked( int id ) const
	138	{
	139	wxMenuItem* item = FindMenuItemById( id );
	140	if (item) return item->IsChecked();
	141	return FALSE;
	142	}
	143
	144	void wxMenuBar::Enable( int id, bool enable )
	145	{
	146	wxMenuItem* item = FindMenuItemById( id );
	147	if (item) item->Enable(enable);
	148	}
	149
	150	bool wxMenuBar::Enabled( int id ) const
	151	{
	152	wxMenuItem* item = FindMenuItemById( id );
	153	if (item) return item->IsEnabled();
	154	return FALSE;
	155	}
	156
	157	//-----------------------------------------------------------------------------
	158	// "activate"
	159	//-----------------------------------------------------------------------------
	160
	161	static void gtk_menu_clicked_callback( GtkWidget widget, wxMenu menu )
	162	{
	163	int id = menu->FindMenuIdByMenuItem(widget);
	164
	165	/* should find it for normal (not popup) menu */
	166	wxASSERT( (id != -1) \|\| (menu->GetInvokingWindow() != NULL) );
	167
	168	if (!menu->IsEnabled(id)) return;
	169
	170	wxMenuItem* item = menu->FindItem( id );
	171	wxCHECK_RET( item, "error in menu item callback" );
	172
	173	if (item->m_isCheckMenu)
	174	{
	175	if (item->m_isChecked == item->IsChecked())
	176	{
	177	/* the menu item has been checked by calling wxMenuItem->Check() */
	178	return;
	179	}
	180	else
	181	{
	182	/* the user pressed on the menu item -> report */
	183	item->m_isChecked = item->IsChecked(); /* make consistent again */
	184	}
	185	}
	186
	187	wxCommandEvent event( wxEVT_COMMAND_MENU_SELECTED, id );
	188	event.SetEventObject( menu );
	189	event.SetInt(id );
	190
	191	if (menu->m_callback)
	192	{
	193	(void) ((menu->m_callback)) (menu, event);
	194	return;
	195	}
	196
	197	if (menu->GetEventHandler()->ProcessEvent(event)) return;
	198
	199	wxWindow *win = menu->GetInvokingWindow();
	200	if (win) win->GetEventHandler()->ProcessEvent( event );
	201	}
	202
	203	//-----------------------------------------------------------------------------
	204	// "select"
	205	//-----------------------------------------------------------------------------
	206
	207	static void gtk_menu_hilight_callback( GtkWidget widget, wxMenu menu )
	208	{
	209	int id = menu->FindMenuIdByMenuItem(widget);
	210
	211	wxASSERT( id != -1 ); // should find it!
	212
	213	if (!menu->IsEnabled(id)) return;
	214
	215	wxCommandEvent event( wxEVT_MENU_HIGHLIGHT, id );
	216	event.SetEventObject( menu );
	217	event.SetInt(id );
	218
	219	/* wxMSW doesn't call callback here either
	220
	221	if (menu->m_callback)
	222	{
	223	(void) ((menu->m_callback)) (menu, event);
	224	return;
	225	}
	226	*/
	227
	228	if (menu->GetEventHandler()->ProcessEvent(event)) return;
	229
	230	wxWindow *win = menu->GetInvokingWindow();
	231	if (win) win->GetEventHandler()->ProcessEvent( event );
	232	}
	233
	234	//-----------------------------------------------------------------------------
	235	// wxMenuItem
	236	//-----------------------------------------------------------------------------
	237
	238	IMPLEMENT_DYNAMIC_CLASS(wxMenuItem,wxObject)
	239
	240	wxMenuItem::wxMenuItem()
	241	{
	242	m_id = ID_SEPARATOR;
	243	m_isCheckMenu = FALSE;
	244	m_isChecked = FALSE;
	245	m_isEnabled = TRUE;
	246	m_subMenu = (wxMenu *) NULL;
	247	m_menuItem = (GtkWidget *) NULL;
	248	}
	249
	250	/* it's valid for this function to be called even if m_menuItem == NULL */
	251	void wxMenuItem::SetName( const wxString& str )
	252	{
	253	m_text = "";
	254	for ( const char pc = str; pc != '\0'; pc++ )
	255	{
	256	if (pc == '&') pc++; / skip it */
	257	m_text << *pc;
	258	}
	259
	260	if (m_menuItem)
	261	{
	262	GtkLabel *label = GTK_LABEL( GTK_BIN(m_menuItem)->child );
	263	gtk_label_set( label, m_text.c_str());
	264	}
	265	}
	266
	267	void wxMenuItem::Check( bool check )
	268	{
	269	wxCHECK_RET( m_menuItem, "invalid menu item" );
	270
	271	wxCHECK_RET( IsCheckable(), "Can't check uncheckable item!" )
	272
	273	if (check == m_isChecked) return;
	274
	275	m_isChecked = check;
	276	gtk_check_menu_item_set_state( (GtkCheckMenuItem*)m_menuItem, (gint)check );
	277	}
	278
	279	void wxMenuItem::Enable( bool enable )
	280	{
	281	wxCHECK_RET( m_menuItem, "invalid menu item" );
	282
	283	gtk_widget_set_sensitive( m_menuItem, enable );
	284	m_isEnabled = enable;
	285	}
	286
	287	bool wxMenuItem::IsChecked() const
	288	{
	289	wxCHECK_MSG( m_menuItem, FALSE, "invalid menu item" );
	290
	291	wxCHECK( IsCheckable(), FALSE ); // can't get state of uncheckable item!
	292
	293	bool bIsChecked = ((GtkCheckMenuItem*)m_menuItem)->active != 0;
	294
	295	return bIsChecked;
	296	}
	297
	298	//-----------------------------------------------------------------------------
	299	// wxMenu
	300	//-----------------------------------------------------------------------------
	301
	302	IMPLEMENT_DYNAMIC_CLASS(wxMenu,wxEvtHandler)
	303
	304	wxMenu::wxMenu( const wxString& title, const wxFunction func )
	305	{
	306	m_title = title;
	307	m_items.DeleteContents( TRUE );
	308	m_invokingWindow = (wxWindow *) NULL;
	309	m_menu = gtk_menu_new(); // Do not show!
	310
	311	m_callback = func;
	312	m_eventHandler = this;
	313	m_clientData = (void*) NULL;
	314
	315	if (m_title.IsNull()) m_title = "";
	316	if (m_title != "")
	317	{
	318	Append(-2, m_title);
	319	AppendSeparator();
	320	}
	321	}
	322
	323	void wxMenu::SetTitle( const wxString& title )
	324	{
	325	/* Waiting for something better. */
	326	m_title = title;
	327	}
	328
	329	const wxString wxMenu::GetTitle() const
	330	{
	331	return m_title;
	332	}
	333
	334	void wxMenu::AppendSeparator()
	335	{
	336	wxMenuItem *mitem = new wxMenuItem();
	337	mitem->SetId(ID_SEPARATOR);
	338
	339	GtkWidget *menuItem = gtk_menu_item_new();
	340	gtk_menu_append( GTK_MENU(m_menu), menuItem );
	341	gtk_widget_show( menuItem );
	342	mitem->SetMenuItem(menuItem);
	343	m_items.Append( mitem );
	344	}
	345
	346	void wxMenu::Append( int id, const wxString &item, const wxString &helpStr, bool checkable )
	347	{
	348	wxMenuItem *mitem = new wxMenuItem();
	349	mitem->SetId(id);
	350	mitem->SetText(item);
	351	mitem->SetHelp(helpStr);
	352	mitem->SetCheckable(checkable);
	353	const char *text = mitem->GetText();
	354	GtkWidget *menuItem = checkable ? gtk_check_menu_item_new_with_label(text)
	355	: gtk_menu_item_new_with_label(text);
	356
	357	mitem->SetMenuItem(menuItem);
	358
	359	gtk_signal_connect( GTK_OBJECT(menuItem), "activate",
	360	GTK_SIGNAL_FUNC(gtk_menu_clicked_callback),
	361	(gpointer*)this );
	362
	363	gtk_signal_connect( GTK_OBJECT(menuItem), "select",
	364	GTK_SIGNAL_FUNC(gtk_menu_hilight_callback),
	365	(gpointer*)this );
	366
	367	gtk_menu_append( GTK_MENU(m_menu), menuItem );
	368	gtk_widget_show( menuItem );
	369	m_items.Append( mitem );
	370	}
	371
	372	void wxMenu::Append( int id, const wxString &text, wxMenu *subMenu, const wxString &helpStr )
	373	{
	374	wxMenuItem *mitem = new wxMenuItem();
	375	mitem->SetId(id);
	376	mitem->SetText(text);
	377
	378	GtkWidget *menuItem = gtk_menu_item_new_with_label(mitem->GetText());
	379	mitem->SetHelp(helpStr);
	380	mitem->SetMenuItem(menuItem);
	381	mitem->SetSubMenu(subMenu);
	382
	383	gtk_menu_item_set_submenu( GTK_MENU_ITEM(menuItem), subMenu->m_menu );
	384	gtk_menu_append( GTK_MENU(m_menu), menuItem );
	385	gtk_widget_show( menuItem );
	386	m_items.Append( mitem );
	387	}
	388
	389	int wxMenu::FindItem( const wxString itemString ) const
	390	{
	391	wxString s( itemString );
	392
	393	int pos;
	394	do
	395	{
	396	pos = s.First( '&' );
	397	if (pos != -1) s.Remove( pos, 1 );
	398	} while (pos != -1);
	399
	400	wxNode *node = m_items.First();
	401	while (node)
	402	{
	403	wxMenuItem item = (wxMenuItem)node->Data();
	404	if (item->GetText() == s)
	405	{
	406	return item->GetId();
	407	}
	408	node = node->Next();
	409	}
	410
	411	return -1;
	412	}
	413
	414	void wxMenu::Enable( int id, bool enable )
	415	{
	416	wxMenuItem *item = FindItem(id);
	417	if (item)
	418	{
	419	item->Enable(enable);
	420	}
	421	}
	422
	423	bool wxMenu::IsEnabled( int id ) const
	424	{
	425	wxMenuItem *item = FindItem(id);
	426	if (item)
	427	{
	428	return item->IsEnabled();
	429	}
	430	else
	431	{
	432	return FALSE;
	433	}
	434	}
	435
	436	void wxMenu::Check( int id, bool enable )
	437	{
	438	wxMenuItem *item = FindItem(id);
	439	if (item)
	440	{
	441	item->Check(enable);
	442	}
	443	}
	444
	445	bool wxMenu::IsChecked( int id ) const
	446	{
	447	wxMenuItem *item = FindItem(id);
	448	if (item)
	449	{
	450	return item->IsChecked();
	451	}
	452	else
	453	{
	454	return FALSE;
	455	}
	456	}
	457
	458	void wxMenu::SetLabel( int id, const wxString &label )
	459	{
	460	wxMenuItem *item = FindItem(id);
	461	if (item)
	462	{
	463	item->SetText(label);
	464	}
	465	}
	466
	467	wxString wxMenu::GetLabel( int id ) const
	468	{
	469	wxMenuItem *item = FindItem(id);
	470	if (item)
	471	{
	472	return item->GetText();
	473	}
	474	else
	475	{
	476	return "";
	477	}
	478	}
	479
	480	void wxMenu::SetHelpString( int id, const wxString& helpString )
	481	{
	482	wxMenuItem *item = FindItem(id);
	483	if (item) item->SetHelp( helpString );
	484	}
	485
	486	wxString wxMenu::GetHelpString( int id ) const
	487	{
	488	wxMenuItem *item = FindItem(id);
	489	if (item)
	490	{
	491	return item->GetHelp();
	492	}
	493	else
	494	{
	495	return "";
	496	}
	497	}
	498
	499	int wxMenu::FindMenuIdByMenuItem( GtkWidget *menuItem ) const
	500	{
	501	wxNode *node = m_items.First();
	502	while (node)
	503	{
	504	wxMenuItem item = (wxMenuItem)node->Data();
	505	if (item->GetMenuItem() == menuItem)
	506	return item->GetId();
	507	node = node->Next();
	508	}
	509
	510	return -1;
	511	}
	512
	513	wxMenuItem *wxMenu::FindItem(int id) const
	514	{
	515	wxNode *node = m_items.First();
	516	while (node)
	517	{
	518	wxMenuItem item = (wxMenuItem)node->Data();
	519	if (item->GetId() == id)
	520	{
	521	return item;
	522	}
	523	node = node->Next();
	524	}
	525
	526	/* Not finding anything here can be correct
	527	* when search the entire menu system for
	528	* an entry -> no error message. */
	529
	530	return (wxMenuItem *) NULL;
	531	}
	532
	533	void wxMenu::SetInvokingWindow( wxWindow *win )
	534	{
	535	m_invokingWindow = win;
	536	}
	537
	538	wxWindow *wxMenu::GetInvokingWindow()
	539	{
	540	return m_invokingWindow;
	541	}
	542
	543