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2b2edbedb47a54bea26df1bede371bf761e3a233
wxWidgets/src/gtk1/menu.cpp
Karsten Ballüder 2b2edbedb4 Made tearoff menus work for gtk :-) 
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@2958 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
1999-07-07 09:18:34 +00:00

1121 lines
29 KiB
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/////////////////////////////////////////////////////////////////////////////
// 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 "wx/app.h"
#include "gdk/gdk.h"
#include "gtk/gtk.h"
//-----------------------------------------------------------------------------
// idle system
//-----------------------------------------------------------------------------
extern void wxapp_install_idle_handler();
extern bool g_isIdle;
//-----------------------------------------------------------------------------
// wxMenuBar
//-----------------------------------------------------------------------------
IMPLEMENT_DYNAMIC_CLASS(wxMenuBar,wxWindow)
wxMenuBar::wxMenuBar( long style )
{
/* the parent window is known after wxFrame::SetMenu() */
m_needParent = FALSE;
m_style = style;
PreCreation( (wxWindow *) NULL, -1, wxDefaultPosition, wxDefaultSize, style, "menu" );
m_menus.DeleteContents( TRUE );
/* GTK 1.2.0 doesn't have gtk_item_factory_get_item(), but GTK 1.2.1 has. */
#if (GTK_MINOR_VERSION > 0) && (GTK_MICRO_VERSION > 0)
m_accel = gtk_accel_group_new();
m_factory = gtk_item_factory_new( GTK_TYPE_MENU_BAR, "<main>", m_accel );
m_menubar = gtk_item_factory_get_widget( m_factory, "<main>" );
#else
m_menubar = gtk_menu_bar_new();
#endif
if (style & wxMB_DOCKABLE)
{
m_widget = gtk_handle_box_new();
gtk_container_add( GTK_CONTAINER(m_widget), GTK_WIDGET(m_menubar) );
gtk_widget_show( GTK_WIDGET(m_menubar) );
}
else
{
m_widget = GTK_WIDGET(m_menubar);
}
PostCreation();
}
wxMenuBar::wxMenuBar()
{
/* the parent window is known after wxFrame::SetMenu() */
m_needParent = FALSE;
m_style = 0;
PreCreation( (wxWindow *) NULL, -1, wxDefaultPosition, wxDefaultSize, 0, "menu" );
m_menus.DeleteContents( TRUE );
/* GTK 1.2.0 doesn't have gtk_item_factory_get_item(), but GTK 1.2.1 has. */
#if (GTK_MINOR_VERSION > 0) && (GTK_MICRO_VERSION > 0)
m_accel = gtk_accel_group_new();
m_factory = gtk_item_factory_new( GTK_TYPE_MENU_BAR, "<main>", m_accel );
m_menubar = gtk_item_factory_get_widget( m_factory, "<main>" );
#else
m_menubar = gtk_menu_bar_new();
#endif
m_widget = GTK_WIDGET(m_menubar);
PostCreation();
}
wxMenuBar::~wxMenuBar()
{
// how to destroy a GtkItemFactory ?
}
static void wxMenubarUnsetInvokingWindow( wxMenu *menu, wxWindow *win )
{
menu->SetInvokingWindow( (wxWindow*) NULL );
#if (GTK_MINOR_VERSION > 0)
wxWindow *top_frame = win;
while (top_frame->GetParent()) top_frame = top_frame->GetParent();
/* support for native hot keys */
gtk_accel_group_detach( menu->m_accel, GTK_OBJECT(top_frame->m_widget) );
#endif
wxNode *node = menu->GetItems().First();
while (node)
{
wxMenuItem *menuitem = (wxMenuItem*)node->Data();
if (menuitem->IsSubMenu())
wxMenubarUnsetInvokingWindow( menuitem->GetSubMenu(), win );
node = node->Next();
}
}
static void wxMenubarSetInvokingWindow( wxMenu *menu, wxWindow *win )
{
menu->SetInvokingWindow( win );
#if (GTK_MINOR_VERSION > 0)
wxWindow *top_frame = win;
while (top_frame->GetParent())
top_frame = top_frame->GetParent();
/* support for native hot keys */
gtk_accel_group_attach( menu->m_accel, GTK_OBJECT(top_frame->m_widget) );
#endif
wxNode *node = menu->GetItems().First();
while (node)
{
wxMenuItem *menuitem = (wxMenuItem*)node->Data();
if (menuitem->IsSubMenu())
wxMenubarSetInvokingWindow( menuitem->GetSubMenu(), win );
node = node->Next();
}
}
void wxMenuBar::SetInvokingWindow( wxWindow *win )
{
#if (GTK_MINOR_VERSION > 0) && (GTK_MICRO_VERSION > 0)
wxWindow *top_frame = win;
while (top_frame->GetParent())
top_frame = top_frame->GetParent();
/* support for native key accelerators indicated by underscroes */
gtk_accel_group_attach( m_accel, GTK_OBJECT(top_frame->m_widget) );
#endif
wxNode *node = m_menus.First();
while (node)
{
wxMenu *menu = (wxMenu*)node->Data();
wxMenubarSetInvokingWindow( menu, win );
node = node->Next();
}
}
void wxMenuBar::UnsetInvokingWindow( wxWindow *win )
{
#if (GTK_MINOR_VERSION > 0) && (GTK_MICRO_VERSION > 0)
wxWindow *top_frame = win;
while (top_frame->GetParent())
top_frame = top_frame->GetParent();
/* support for native key accelerators indicated by underscroes */
gtk_accel_group_detach( m_accel, GTK_OBJECT(top_frame->m_widget) );
#endif
wxNode *node = m_menus.First();
while (node)
{
wxMenu *menu = (wxMenu*)node->Data();
wxMenubarUnsetInvokingWindow( menu, win );
node = node->Next();
}
}
void wxMenuBar::Append( wxMenu *menu, const wxString &title )
{
m_menus.Append( menu );
const wxChar *pc;
/* GTK 1.2 wants to have "_" instead of "&" for accelerators */
wxString str;
for ( pc = title; *pc != _T('\0'); pc++ )
{
if (*pc == _T('&'))
{
#if (GTK_MINOR_VERSION > 0) && (GTK_MICRO_VERSION > 0)
str << _T('_');
} else
if (*pc == _T('/'))
{
str << _T('\\');
#endif
}
else
str << *pc;
}
/* this doesn't have much effect right now */
menu->SetTitle( str );
/* GTK 1.2.0 doesn't have gtk_item_factory_get_item(), but GTK 1.2.1 has. */
#if (GTK_MINOR_VERSION > 0) && (GTK_MICRO_VERSION > 0)
/* local buffer in multibyte form */
wxString buf;
buf << '/' << str.mb_str();
char *cbuf = new char[buf.Length()];
GtkItemFactoryEntry entry;
entry.path = buf.c_str();
entry.accelerator = (gchar*) NULL;
entry.callback = (GtkItemFactoryCallback) NULL;
entry.callback_action = 0;
entry.item_type = "<Branch>";
gtk_item_factory_create_item( m_factory, &entry, (gpointer) this, 2 ); /* what is 2 ? */
/* in order to get the pointer to the item we need the item text _without_ underscores */
wxString tmp = _T("<main>/");
for ( pc = str; *pc != _T('\0'); pc++ )
{
if (*pc == _T('_')) pc++; /* skip it */
tmp << *pc;
}
menu->m_owner = gtk_item_factory_get_item( m_factory, tmp.mb_str() );
gtk_menu_item_set_submenu( GTK_MENU_ITEM(menu->m_owner), menu->m_menu );
delete [] cbuf;
#else
menu->m_owner = gtk_menu_item_new_with_label( str.mb_str() );
gtk_widget_show( menu->m_owner );
gtk_menu_item_set_submenu( GTK_MENU_ITEM(menu->m_owner), menu->m_menu );
gtk_menu_bar_append( GTK_MENU_BAR(m_menubar), menu->m_owner );
#endif
}
static int FindMenuItemRecursive( const wxMenu *menu, const wxString &menuString, const wxString &itemString )
{
if (menu->GetTitle() == menuString)
{
int res = menu->FindItem( itemString );
if (res != wxNOT_FOUND)
return res;
}
wxNode *node = ((wxMenu *)menu)->GetItems().First(); // const_cast
while (node)
{
wxMenuItem *item = (wxMenuItem*)node->Data();
if (item->IsSubMenu())
return FindMenuItemRecursive(item->GetSubMenu(), menuString, itemString);
node = node->Next();
}
return wxNOT_FOUND;
}
wxMenuItem *wxMenuBar::FindItemForId(int itemId, wxMenu **menuForItem ) const
{
if ( menuForItem )
{
// TODO return the pointer to the menu
*menuForItem = NULL;
}
return FindItem(itemId);
}
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 = ((wxMenu *)menu)->GetItems().First(); // const_cast
while ( node && result == NULL )
{
wxMenuItem *item = (wxMenuItem*)node->Data();
if (item->IsSubMenu())
{
result = FindMenuItemByIdRecursive( item->GetSubMenu(), id );
}
node = node->Next();
}
return result;
}
wxMenuItem* wxMenuBar::FindItem( 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 );
wxCHECK_RET( item, _T("wxMenuBar::Check: no such item") );
item->Check(check);
}
bool wxMenuBar::IsChecked( int id ) const
{
wxMenuItem* item = FindMenuItemById( id );
wxCHECK_MSG( item, FALSE, _T("wxMenuBar::IsChecked: no such item") );
return item->IsChecked();
}
void wxMenuBar::Enable( int id, bool enable )
{
wxMenuItem* item = FindMenuItemById( id );
wxCHECK_RET( item, _T("wxMenuBar::Enable: no such item") );
item->Enable(enable);
}
bool wxMenuBar::IsEnabled( int id ) const
{
wxMenuItem* item = FindMenuItemById( id );
wxCHECK_MSG( item, FALSE, _T("wxMenuBar::IsEnabled: no such item") );
return item->IsEnabled();
}
wxString wxMenuBar::GetLabel( int id ) const
{
wxMenuItem* item = FindMenuItemById( id );
wxCHECK_MSG( item, _T(""), _T("wxMenuBar::GetLabel: no such item") );
return item->GetText();
}
void wxMenuBar::SetLabel( int id, const wxString &label )
{
wxMenuItem* item = FindMenuItemById( id );
wxCHECK_RET( item, _T("wxMenuBar::SetLabel: no such item") );
item->SetText( label );
}
void wxMenuBar::EnableTop( int pos, bool flag )
{
wxNode *node = m_menus.Nth( pos );
wxCHECK_RET( node, _T("menu not found") );
wxMenu* menu = (wxMenu*)node->Data();
if (menu->m_owner)
gtk_widget_set_sensitive( menu->m_owner, flag );
}
wxString wxMenuBar::GetLabelTop( int pos ) const
{
wxNode *node = m_menus.Nth( pos );
wxCHECK_MSG( node, _T("invalid"), _T("menu not found") );
wxMenu* menu = (wxMenu*)node->Data();
return menu->GetTitle();
}
void wxMenuBar::SetLabelTop( int pos, const wxString& label )
{
wxNode *node = m_menus.Nth( pos );
wxCHECK_RET( node, _T("menu not found") );
wxMenu* menu = (wxMenu*)node->Data();
menu->SetTitle( label );
}
void wxMenuBar::SetHelpString( int id, const wxString& helpString )
{
wxMenuItem* item = FindMenuItemById( id );
wxCHECK_RET( item, _T("wxMenuBar::SetHelpString: no such item") );
item->SetHelp( helpString );
}
wxString wxMenuBar::GetHelpString( int id ) const
{
wxMenuItem* item = FindMenuItemById( id );
wxCHECK_MSG( item, _T(""), _T("wxMenuBar::GetHelpString: no such item") );
return item->GetHelp();
}
//-----------------------------------------------------------------------------
// "activate"
//-----------------------------------------------------------------------------
static void gtk_menu_clicked_callback( GtkWidget *widget, wxMenu *menu )
{
if (g_isIdle) wxapp_install_idle_handler();
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, _T("error in menu item callback") );
if (item->IsCheckable())
{
if (item->GetCheckedFlag() == item->IsChecked())
{
/* the menu item has been checked by calling wxMenuItem->Check() */
return;
}
else
{
/* the user pressed on the menu item -> report */
item->SetCheckedFlag(item->IsChecked()); /* make consistent again */
}
}
wxCommandEvent event( wxEVT_COMMAND_MENU_SELECTED, id );
event.SetEventObject( menu );
event.SetInt(id );
if (menu->GetCallback())
{
(void) (*(menu->GetCallback())) (*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 )
{
if (g_isIdle) wxapp_install_idle_handler();
int id = menu->FindMenuIdByMenuItem(widget);
wxASSERT( id != -1 ); // should find it!
if (!menu->IsEnabled(id))
return;
wxMenuEvent event( wxEVT_MENU_HIGHLIGHT, id );
event.SetEventObject( menu );
/* 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 );
}
//-----------------------------------------------------------------------------
// "deselect"
//-----------------------------------------------------------------------------
static void gtk_menu_nolight_callback( GtkWidget *widget, wxMenu *menu )
{
if (g_isIdle) wxapp_install_idle_handler();
int id = menu->FindMenuIdByMenuItem(widget);
wxASSERT( id != -1 ); // should find it!
if (!menu->IsEnabled(id))
return;
wxMenuEvent event( wxEVT_MENU_HIGHLIGHT, -1 );
event.SetEventObject( menu );
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 )
{
/* '\t' is the deliminator indicating a hot key */
m_text = _T("");
const wxChar *pc = str;
for (; (*pc != _T('\0')) && (*pc != _T('\t')); pc++ )
{
if (*pc == _T('&'))
{
#if (GTK_MINOR_VERSION > 0)
m_text << _T('_');
} else
if (*pc == _T('/')) /* we have to filter out slashes ... */
{
m_text << _T('\\'); /* ... and replace them with back slashes */
#endif
}
else
m_text << *pc;
}
/* only GTK 1.2 knows about hot keys */
m_hotKey = _T("");
#if (GTK_MINOR_VERSION > 0)
if(*pc == _T('\t'))
{
pc++;
m_hotKey = pc;
}
#endif
if (m_menuItem)
{
GtkLabel *label = GTK_LABEL( GTK_BIN(m_menuItem)->child );
gtk_label_set( label, m_text.mb_str());
}
}
void wxMenuItem::Check( bool check )
{
wxCHECK_RET( m_menuItem, _T("invalid menu item") );
wxCHECK_RET( IsCheckable(), _T("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, _T("invalid menu item") );
gtk_widget_set_sensitive( m_menuItem, enable );
m_isEnabled = enable;
}
bool wxMenuItem::IsChecked() const
{
wxCHECK_MSG( m_menuItem, FALSE, _T("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, long style )
{
Init(title, func, style);
}
wxMenu::wxMenu(long style)
{
Init(wxEmptyString, (wxFunction) NULL, style);
}
void
wxMenu::Init( const wxString& title, const wxFunction func, long style )
{
m_title = title;
m_items.DeleteContents( TRUE );
m_invokingWindow = (wxWindow *) NULL;
m_style = style;
#if (GTK_MINOR_VERSION > 0)
m_accel = gtk_accel_group_new();
m_factory = gtk_item_factory_new( GTK_TYPE_MENU, "<main>", m_accel );
m_menu = gtk_item_factory_get_widget( m_factory, "<main>" );
#else
m_menu = gtk_menu_new(); // Do not show!
#endif
m_callback = func;
m_eventHandler = this;
m_clientData = (void*) NULL;
if (m_title.IsNull()) m_title = _T("");
if (m_title != _T(""))
{
Append(-2, m_title);
AppendSeparator();
}
m_owner = (GtkWidget*) NULL;
#if (GTK_MINOR_VERSION > 0)
/* Tearoffs are entries, just like separators. So if we want this
menu to be a tear-off one, we just append a tearoff entry
immediately. */
if(m_style & wxMENU_TEAROFF)
{
GtkItemFactoryEntry entry;
entry.path = "/tearoff";
entry.callback = (GtkItemFactoryCallback) NULL;
entry.callback_action = 0;
entry.item_type = "<Tearoff>";
entry.accelerator = (gchar*) NULL;
gtk_item_factory_create_item( m_factory, &entry, (gpointer) this, 2 ); /* what is 2 ? */
GtkWidget *menuItem = gtk_item_factory_get_widget( m_factory, "<main>/tearoff" );
}
#endif
}
wxMenu::~wxMenu()
{
/* how do we delete an item-factory ? */
}
void wxMenu::SetTitle( const wxString& title )
{
// TODO 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);
#if (GTK_MINOR_VERSION > 0)
GtkItemFactoryEntry entry;
entry.path = "/sep";
entry.callback = (GtkItemFactoryCallback) NULL;
entry.callback_action = 0;
entry.item_type = "<Separator>";
entry.accelerator = (gchar*) NULL;
gtk_item_factory_create_item( m_factory, &entry, (gpointer) this, 2 ); /* what is 2 ? */
/* this will be wrong for more than one separator. do we care? */
GtkWidget *menuItem = gtk_item_factory_get_widget( m_factory, "<main>/sep" );
#else
GtkWidget *menuItem = gtk_menu_item_new();
gtk_menu_append( GTK_MENU(m_menu), menuItem );
gtk_widget_show( menuItem );
#endif
mitem->SetMenuItem(menuItem);
m_items.Append( mitem );
}
static char* GetHotKey( const wxString &hotkey, char *hotbuf )
{
if (hotkey.IsEmpty()) return (char*) NULL;
switch (hotkey[0])
{
case _T('a'): /* Alt */
case _T('A'):
case _T('m'): /* Meta */
case _T('M'):
{
strcpy( hotbuf, "<alt>" );
wxString last = hotkey.Right(1);
strcat( hotbuf, last.mb_str() );
return hotbuf;
}
case _T('c'): /* Ctrl */
case _T('C'):
case _T('s'): /* Strg, yeah man, I'm German */
case _T('S'):
{
strcpy( hotbuf, "<control>" );
wxString last = hotkey.Right(1);
strcat( hotbuf, last.mb_str() );
return hotbuf;
}
case _T('F'): /* function keys */
{
strcpy( hotbuf, hotkey.mb_str() );
return hotbuf;
}
default:
{
}
}
return (char*) NULL;
}
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);
#if (GTK_MINOR_VERSION > 0)
/* text has "_" instead of "&" after mitem->SetText() */
wxString text( mitem->GetText() );
/* local buffer in multibyte form */
char buf[200];
strcpy( buf, "/" );
strcat( buf, text.mb_str() );
GtkItemFactoryEntry entry;
entry.path = buf;
entry.callback = (GtkItemFactoryCallback) gtk_menu_clicked_callback;
entry.callback_action = 0;
if (checkable)
entry.item_type = "<CheckItem>";
else
entry.item_type = "<Item>";
char hotbuf[50];
entry.accelerator = GetHotKey( mitem->GetHotKey(), hotbuf );
gtk_item_factory_create_item( m_factory, &entry, (gpointer) this, 2 ); /* what is 2 ? */
/* in order to get the pointer to the item we need the item text _without_ underscores */
wxString s = _T("<main>/");
for ( const wxChar *pc = text; *pc != _T('\0'); pc++ )
{
if (*pc == _T('_')) pc++; /* skip it */
s << *pc;
}
GtkWidget *menuItem = gtk_item_factory_get_widget( m_factory, s.mb_str() );
#else
GtkWidget *menuItem = checkable ? gtk_check_menu_item_new_with_label( mitem->GetText().mb_str() )
: gtk_menu_item_new_with_label( mitem->GetText().mb_str() );
gtk_signal_connect( GTK_OBJECT(menuItem), "activate",
GTK_SIGNAL_FUNC(gtk_menu_clicked_callback),
(gpointer)this );
gtk_menu_append( GTK_MENU(m_menu), menuItem );
gtk_widget_show( menuItem );
#endif
gtk_signal_connect( GTK_OBJECT(menuItem), "select",
GTK_SIGNAL_FUNC(gtk_menu_hilight_callback),
(gpointer)this );
gtk_signal_connect( GTK_OBJECT(menuItem), "deselect",
GTK_SIGNAL_FUNC(gtk_menu_nolight_callback),
(gpointer)this );
mitem->SetMenuItem(menuItem);
m_items.Append( mitem );
}
void wxMenu::Append( int id, const wxString &item, wxMenu *subMenu, const wxString &helpStr )
{
wxMenuItem *mitem = new wxMenuItem();
mitem->SetId(id);
mitem->SetText(item);
mitem->SetHelp(helpStr);
#if (GTK_MINOR_VERSION > 0)
/* text has "_" instead of "&" after mitem->SetText() */
wxString text( mitem->GetText() );
/* local buffer in multibyte form */
char buf[200];
strcpy( buf, "/" );
strcat( buf, text.mb_str() );
GtkItemFactoryEntry entry;
entry.path = buf;
entry.callback = (GtkItemFactoryCallback) 0;
entry.callback_action = 0;
entry.item_type = "<Branch>";
gtk_item_factory_create_item( m_factory, &entry, (gpointer) this, 2 ); /* what is 2 ? */
/* in order to get the pointer to the item we need the item text _without_ underscores */
wxString s = _T("<main>/");
for ( const wxChar *pc = text; *pc != _T('\0'); pc++ )
{
if (*pc == _T('_')) pc++; /* skip it */
s << *pc;
}
GtkWidget *menuItem = gtk_item_factory_get_item( m_factory, s.mb_str() );
#else
GtkWidget *menuItem = gtk_menu_item_new_with_label(mitem->GetText().mbc_str());
gtk_menu_append( GTK_MENU(m_menu), menuItem );
gtk_widget_show( menuItem );
#endif
gtk_signal_connect( GTK_OBJECT(menuItem), "select",
GTK_SIGNAL_FUNC(gtk_menu_hilight_callback),
(gpointer*)this );
gtk_signal_connect( GTK_OBJECT(menuItem), "deselect",
GTK_SIGNAL_FUNC(gtk_menu_nolight_callback),
(gpointer*)this );
gtk_menu_item_set_submenu( GTK_MENU_ITEM(menuItem), subMenu->m_menu );
mitem->SetMenuItem(menuItem);
mitem->SetSubMenu(subMenu);
m_items.Append( mitem );
}
void wxMenu::Append( wxMenuItem *item )
{
m_items.Append( item );
GtkWidget *menuItem = (GtkWidget*) NULL;
if (item->IsSeparator())
menuItem = gtk_menu_item_new();
else if (item->IsSubMenu())
menuItem = gtk_menu_item_new_with_label(item->GetText().mbc_str());
else
menuItem = item->IsCheckable() ? gtk_check_menu_item_new_with_label(item->GetText().mbc_str())
: gtk_menu_item_new_with_label(item->GetText().mbc_str());
if (!item->IsSeparator())
{
gtk_signal_connect( GTK_OBJECT(menuItem), "select",
GTK_SIGNAL_FUNC(gtk_menu_hilight_callback),
(gpointer*)this );
gtk_signal_connect( GTK_OBJECT(menuItem), "deselect",
GTK_SIGNAL_FUNC(gtk_menu_nolight_callback),
(gpointer*)this );
if (!item->IsSubMenu())
{
gtk_signal_connect( GTK_OBJECT(menuItem), "activate",
GTK_SIGNAL_FUNC(gtk_menu_clicked_callback),
(gpointer*)this );
}
}
gtk_menu_append( GTK_MENU(m_menu), menuItem );
gtk_widget_show( menuItem );
item->SetMenuItem(menuItem);
}
int wxMenu::FindItem( const wxString itemString ) const
{
wxString s = _T("");
for ( const wxChar *pc = itemString; *pc != _T('\0'); pc++ )
{
if (*pc == _T('&'))
{
pc++; /* skip it */
#if (GTK_MINOR_VERSION > 0)
s << _T('_');
#endif
}
s << *pc;
}
wxNode *node = m_items.First();
while (node)
{
wxMenuItem *item = (wxMenuItem*)node->Data();
if (item->GetText() == s)
{
return item->GetId();
}
node = node->Next();
}
return wxNOT_FOUND;
}
void wxMenu::Enable( int id, bool enable )
{
wxMenuItem *item = FindItem(id);
wxCHECK_RET( item, _T("wxMenu::Enable: no such item") );
item->Enable(enable);
}
bool wxMenu::IsEnabled( int id ) const
{
wxMenuItem *item = FindItem(id);
wxCHECK_MSG( item, FALSE, _T("wxMenu::IsEnabled: no such item") );
return item->IsEnabled();
}
void wxMenu::Check( int id, bool enable )
{
wxMenuItem *item = FindItem(id);
wxCHECK_RET( item, _T("wxMenu::Check: no such item") );
item->Check(enable);
}
bool wxMenu::IsChecked( int id ) const
{
wxMenuItem *item = FindItem(id);
wxCHECK_MSG( item, FALSE, _T("wxMenu::IsChecked: no such item") );
return item->IsChecked();
}
void wxMenu::SetLabel( int id, const wxString &label )
{
wxMenuItem *item = FindItem(id);
wxCHECK_RET( item, _T("wxMenu::SetLabel: no such item") );
item->SetText(label);
}
wxString wxMenu::GetLabel( int id ) const
{
wxMenuItem *item = FindItem(id);
wxCHECK_MSG( item, _T(""), _T("wxMenu::GetLabel: no such item") );
return item->GetText();
}
void wxMenu::SetHelpString( int id, const wxString& helpString )
{
wxMenuItem *item = FindItem(id);
wxCHECK_RET( item, _T("wxMenu::SetHelpString: no such item") );
item->SetHelp( helpString );
}
wxString wxMenu::GetHelpString( int id ) const
{
wxMenuItem *item = FindItem(id);
wxCHECK_MSG( item, _T(""), _T("wxMenu::GetHelpString: no such item") );
return item->GetHelp();
}
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 wxNOT_FOUND;
}
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;
}
// Update a menu and all submenus recursively. source is the object that has
// the update event handlers defined for it. If NULL, the menu or associated
// window will be used.
void wxMenu::UpdateUI(wxEvtHandler* source)
{
if (!source && GetInvokingWindow())
source = GetInvokingWindow()->GetEventHandler();
if (!source)
source = GetEventHandler();
if (!source)
source = this;
wxNode* node = GetItems().First();
while (node)
{
wxMenuItem* item = (wxMenuItem*) node->Data();
if ( !item->IsSeparator() )
{
wxWindowID id = item->GetId();
wxUpdateUIEvent event(id);
event.SetEventObject( source );
if (source->ProcessEvent(event))
{
if (event.GetSetText())
SetLabel(id, event.GetText());
if (event.GetSetChecked())
Check(id, event.GetChecked());
if (event.GetSetEnabled())
Enable(id, event.GetEnabled());
}
if (item->GetSubMenu())
item->GetSubMenu()->UpdateUI(source);
}
node = node->Next();
}
}
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