X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/9ff9d30c0aab3b281ef9b380eac17435556c5088..c9ed413ab4f5673ffff00198dc6ce1397398bda4:/src/gtk/listbox.cpp?ds=sidebyside

diff --git a/src/gtk/listbox.cpp b/src/gtk/listbox.cpp
index d453bf384a..9a406184bd 100644
--- a/src/gtk/listbox.cpp
+++ b/src/gtk/listbox.cpp
@@ -26,6 +26,7 @@
 #endif
 
 #include "wx/gtk/private.h"
+#include "wx/gtk/private/object.h"
 #include "wx/gtk/treeentry_gtk.h"
 
 #if wxUSE_TOOLTIPS
@@ -56,6 +57,31 @@ extern bool           g_blockEventsOnScroll;
 
 #define WXLISTBOX_DATACOLUMN    WXLISTBOX_DATACOLUMN_ARG(this)
 
+// ----------------------------------------------------------------------------
+// helper functions
+// ----------------------------------------------------------------------------
+
+namespace
+{
+
+// Return the entry for the given listbox item.
+//
+// Return value must be released by caller if non-NULL.
+GtkTreeEntry *
+GetEntry(GtkListStore *store, GtkTreeIter *iter, const wxListBox *listbox)
+{
+    GtkTreeEntry* entry;
+    gtk_tree_model_get(GTK_TREE_MODEL(store),
+                       iter,
+                       WXLISTBOX_DATACOLUMN_ARG(listbox),
+                       &entry,
+                       -1);
+
+    return entry;
+}
+
+} // anonymous namespace
+
 //-----------------------------------------------------------------------------
 // "row-activated"
 //-----------------------------------------------------------------------------
@@ -74,37 +100,7 @@ gtk_listbox_row_activated_callback(GtkTreeView        * WXUNUSED(treeview),
 
     int sel = gtk_tree_path_get_indices(path)[0];
 
-    wxCommandEvent event(wxEVT_COMMAND_LISTBOX_DOUBLECLICKED, listbox->GetId() );
-    event.SetEventObject( listbox );
-
-    if (listbox->IsSelected(sel))
-    {
-        GtkTreeEntry* entry = listbox->GtkGetEntry(sel);
-
-        if (entry)
-        {
-            event.SetInt(sel);
-            event.SetString(wxConvUTF8.cMB2WX(gtk_tree_entry_get_label(entry)));
-
-            if ( listbox->HasClientObjectData() )
-                event.SetClientObject( (wxClientData*) gtk_tree_entry_get_userdata(entry) );
-            else if ( listbox->HasClientUntypedData() )
-                event.SetClientData( gtk_tree_entry_get_userdata(entry) );
-
-            g_object_unref (entry);
-        }
-        else
-        {
-            wxLogSysError(wxT("Internal error - could not get entry for double-click"));
-            event.SetInt(-1);
-        }
-    }
-    else
-    {
-        event.SetInt(-1);
-    }
-
-    listbox->HandleWindowEvent( event );
+    listbox->GTKOnActivated(sel);
 }
 }
 
@@ -119,49 +115,9 @@ gtk_listitem_changed_callback(GtkTreeSelection * WXUNUSED(selection),
 {
     if (g_blockEventsOnDrag) return;
 
-    if (listbox->HasFlag(wxLB_MULTIPLE | wxLB_EXTENDED))
-    {
-        listbox->CalcAndSendEvent();
-    }
-    else // single selection
-    {
-        wxCommandEvent event(wxEVT_COMMAND_LISTBOX_SELECTED, listbox->GetId() );
-        event.SetEventObject( listbox );
-
-        int index = listbox->GetSelection();
-        if (index == wxNOT_FOUND)
-        {
-            // indicate that this is a deselection
-            event.SetExtraLong( 0 );
-            event.SetInt( -1 );
-
-            listbox->HandleWindowEvent( event );
-
-            return;
-        }
-        else
-        {
-            GtkTreeEntry* entry = listbox->GtkGetEntry( index );
-
-            // indicate that this is a selection
-            event.SetExtraLong( 1 );
-
-            event.SetInt( index );
-            event.SetString(wxConvUTF8.cMB2WX(gtk_tree_entry_get_label(entry)));
-
-            if ( listbox->HasClientObjectData() )
-                event.SetClientObject(
-                    (wxClientData*) gtk_tree_entry_get_userdata(entry)
-                                 );
-            else if ( listbox->HasClientUntypedData() )
-                event.SetClientData( gtk_tree_entry_get_userdata(entry) );
-
-            listbox->HandleWindowEvent( event );
-
-            g_object_unref (entry);
-        }
-    }
+    listbox->GTKOnSelectionChanged();
 }
+
 }
 
 //-----------------------------------------------------------------------------
@@ -174,7 +130,7 @@ gtk_listbox_key_press_callback( GtkWidget *WXUNUSED(widget),
                                 GdkEventKey *gdk_event,
                                 wxListBox *listbox )
 {
-    if ((gdk_event->keyval == GDK_Return) || 
+    if ((gdk_event->keyval == GDK_Return) ||
         (gdk_event->keyval == GDK_ISO_Enter) ||
         (gdk_event->keyval == GDK_KP_Enter))
     {
@@ -188,31 +144,11 @@ gtk_listbox_key_press_callback( GtkWidget *WXUNUSED(widget),
                 return FALSE;
             index = sels[0];
         }
-        
+
         if (index != wxNOT_FOUND)
         {
-            wxCommandEvent event(wxEVT_COMMAND_LISTBOX_DOUBLECLICKED, listbox->GetId() );
-            event.SetEventObject( listbox );
-            
-            GtkTreeEntry* entry = listbox->GtkGetEntry( index );
-
-            // indicate that this is a selection
-            event.SetExtraLong( 1 );
+            listbox->GTKOnActivated(index);
 
-            event.SetInt( index );
-            event.SetString(wxConvUTF8.cMB2WX(gtk_tree_entry_get_label(entry)));
-
-            if ( listbox->HasClientObjectData() )
-                event.SetClientObject(
-                    (wxClientData*) gtk_tree_entry_get_userdata(entry)
-                                 );
-            else if ( listbox->HasClientUntypedData() )
-                event.SetClientData( gtk_tree_entry_get_userdata(entry) );
-
-            /* bool ret = */ listbox->HandleWindowEvent( event );
-
-            g_object_unref (entry);
-            
 //          wxMac and wxMSW always invoke default action
 //          if (!ret)
             {
@@ -225,13 +161,13 @@ gtk_listbox_key_press_callback( GtkWidget *WXUNUSED(widget),
                         gtk_window_activate_default( gtk_window );
                 }
             }
-            
+
             // Always intercept, otherwise we'd get another dclick
             // event from row_activated
             return TRUE;
         }
     }
-    
+
     return FALSE;
 }
 }
@@ -263,29 +199,16 @@ static gint gtk_listbox_sort_callback(GtkTreeModel * WXUNUSED(model),
                                       GtkTreeIter  *b,
                                       wxListBox    *listbox)
 {
-    GtkTreeEntry* entry;
-    GtkTreeEntry* entry2;
-
-    gtk_tree_model_get(GTK_TREE_MODEL(listbox->m_liststore),
-                             a,
-                             WXLISTBOX_DATACOLUMN_ARG(listbox),
-                             &entry, -1);
-    gtk_tree_model_get(GTK_TREE_MODEL(listbox->m_liststore),
-                             b,
-                             WXLISTBOX_DATACOLUMN_ARG(listbox),
-                             &entry2, -1);
-    wxCHECK_MSG(entry, 0, wxT("Could not get entry"));
-    wxCHECK_MSG(entry2, 0, wxT("Could not get entry2"));
+    wxGtkObject<GtkTreeEntry> entry1(GetEntry(listbox->m_liststore, a, listbox));
+    wxCHECK_MSG(entry1, 0, wxT("Could not get first entry"));
+
+    wxGtkObject<GtkTreeEntry> entry2(GetEntry(listbox->m_liststore, b, listbox));
+    wxCHECK_MSG(entry2, 0, wxT("Could not get second entry"));
 
     //We compare collate keys here instead of calling g_utf8_collate
     //as it is rather slow (and even the docs reccommend this)
-    int ret = strcmp(gtk_tree_entry_get_collate_key(entry),
-                     gtk_tree_entry_get_collate_key(entry2));
-
-    g_object_unref (entry);
-    g_object_unref (entry2);
-
-    return ret;
+    return strcmp(gtk_tree_entry_get_collate_key(entry1),
+                  gtk_tree_entry_get_collate_key(entry2)) >= 0;
 }
 }
 
@@ -300,21 +223,13 @@ static gboolean gtk_listbox_searchequal_callback(GtkTreeModel * WXUNUSED(model),
                                                  GtkTreeIter* iter,
                                                  wxListBox* listbox)
 {
-    GtkTreeEntry* entry;
-
-    gtk_tree_model_get(GTK_TREE_MODEL(listbox->m_liststore),
-                             iter,
-                             WXLISTBOX_DATACOLUMN_ARG(listbox),
-                             &entry, -1);
+    wxGtkObject<GtkTreeEntry>
+        entry(GetEntry(listbox->m_liststore, iter, listbox));
     wxCHECK_MSG(entry, 0, wxT("Could not get entry"));
-    wxGtkString keycollatekey(g_utf8_collate_key(key, -1));
-
-    int ret = strcmp(keycollatekey,
-                     gtk_tree_entry_get_collate_key(entry));
 
-    g_object_unref (entry);
+    wxGtkString keycollatekey(g_utf8_collate_key(key, -1));
 
-    return ret != 0;
+    return strcmp(keycollatekey, gtk_tree_entry_get_collate_key(entry)) != 0;
 }
 }
 
@@ -322,15 +237,13 @@ static gboolean gtk_listbox_searchequal_callback(GtkTreeModel * WXUNUSED(model),
 // wxListBox
 //-----------------------------------------------------------------------------
 
-IMPLEMENT_DYNAMIC_CLASS(wxListBox, wxControlWithItems)
-
 // ----------------------------------------------------------------------------
 // construction
 // ----------------------------------------------------------------------------
 
 void wxListBox::Init()
 {
-    m_treeview = (GtkTreeView*) NULL;
+    m_treeview = NULL;
 #if wxUSE_CHECKLISTBOX
     m_hasCheckBoxes = false;
 #endif // wxUSE_CHECKLISTBOX
@@ -361,7 +274,7 @@ bool wxListBox::Create( wxWindow *parent, wxWindowID id,
         return false;
     }
 
-    m_widget = gtk_scrolled_window_new( (GtkAdjustment*) NULL, (GtkAdjustment*) NULL );
+    m_widget = gtk_scrolled_window_new( NULL, NULL );
     g_object_ref(m_widget);
     if (style & wxLB_ALWAYS_SB)
     {
@@ -375,7 +288,7 @@ bool wxListBox::Create( wxWindow *parent, wxWindowID id,
     }
 
 
-    GtkScrolledWindowSetBorder(m_widget, style);
+    GTKScrolledWindowSetBorder(m_widget, style);
 
     m_treeview = GTK_TREE_VIEW( gtk_tree_view_new( ) );
 
@@ -430,7 +343,12 @@ bool wxListBox::Create( wxWindow *parent, wxWindowID id,
     else // no multi-selection flags specified
     {
         m_windowStyle |= wxLB_SINGLE;
-        mode = GTK_SELECTION_SINGLE;
+
+        // Notice that we must use BROWSE and not GTK_SELECTION_SINGLE because
+        // the latter allows to not select any items at all while a single
+        // selection listbox is supposed to always have a selection (at least
+        // once the user selected something, it might not have any initially).
+        mode = GTK_SELECTION_BROWSE;
     }
 
     GtkTreeSelection* selection = gtk_tree_view_get_selection( m_treeview );
@@ -476,7 +394,7 @@ bool wxListBox::Create( wxWindow *parent, wxWindowID id,
 
     g_signal_connect_after (selection, "changed",
                             G_CALLBACK (gtk_listitem_changed_callback), this);
- 
+
     return true;
 }
 
@@ -487,7 +405,7 @@ wxListBox::~wxListBox()
     Clear();
 }
 
-void wxListBox::GtkDisableEvents()
+void wxListBox::GTKDisableEvents()
 {
     GtkTreeSelection* selection = gtk_tree_view_get_selection( m_treeview );
 
@@ -495,13 +413,13 @@ void wxListBox::GtkDisableEvents()
                                 (gpointer) gtk_listitem_changed_callback, this);
 }
 
-void wxListBox::GtkEnableEvents()
+void wxListBox::GTKEnableEvents()
 {
     GtkTreeSelection* selection = gtk_tree_view_get_selection( m_treeview );
 
     g_signal_handlers_unblock_by_func(selection,
                                 (gpointer) gtk_listitem_changed_callback, this);
-                                
+
     UpdateOldSelections();
 }
 
@@ -509,7 +427,7 @@ void wxListBox::GtkEnableEvents()
 void wxListBox::Update()
 {
     wxWindow::Update();
-    
+
     if (m_treeview)
         gdk_window_process_updates(GTK_WIDGET(m_treeview)->window, TRUE);
 }
@@ -531,7 +449,7 @@ int wxListBox::DoInsertItems(const wxArrayStringsAdapter& items,
     GtkTreeIter iter;
     if ( pos != GetCount() )
     {
-        wxCHECK_MSG( GtkGetIteratorFor(pos, &iter), wxNOT_FOUND,
+        wxCHECK_MSG( GTKGetIteratorFor(pos, &iter), wxNOT_FOUND,
                      wxT("internal wxListBox error in insertion") );
 
         pIter = &iter;
@@ -540,7 +458,7 @@ int wxListBox::DoInsertItems(const wxArrayStringsAdapter& items,
     const unsigned int numItems = items.GetCount();
     for ( unsigned int i = 0; i < numItems; ++i )
     {
-        GtkTreeEntry* entry = gtk_tree_entry_new();
+        wxGtkObject<GtkTreeEntry> entry(gtk_tree_entry_new());
         gtk_tree_entry_set_label(entry, wxGTK_CONV(items[i]));
         gtk_tree_entry_set_destroy_func(entry,
                 (GtkTreeEntryDestroy)gtk_tree_entry_destroy_cb,
@@ -549,12 +467,10 @@ int wxListBox::DoInsertItems(const wxArrayStringsAdapter& items,
         GtkTreeIter itercur;
         gtk_list_store_insert_before(m_liststore, &itercur, pIter);
 
-        GtkSetItem(itercur, entry);
-
-        g_object_unref (entry);
+        GTKSetItem(itercur, entry);
 
         if (clientData)
-            AssignNewItemClientData(GtkGetIndexFor(itercur), clientData, i, type);
+            AssignNewItemClientData(GTKGetIndexFor(itercur), clientData, i, type);
     }
 
     UpdateOldSelections();
@@ -570,13 +486,13 @@ void wxListBox::DoClear()
 {
     wxCHECK_RET( m_treeview != NULL, wxT("invalid listbox") );
 
-    GtkDisableEvents(); // just in case
+    GTKDisableEvents(); // just in case
 
     InvalidateBestSize();
 
     gtk_list_store_clear( m_liststore ); /* well, THAT was easy :) */
-                                
-    GtkEnableEvents();
+
+    GTKEnableEvents();
 }
 
 void wxListBox::DoDeleteOneItem(unsigned int n)
@@ -585,23 +501,23 @@ void wxListBox::DoDeleteOneItem(unsigned int n)
 
     InvalidateBestSize();
 
-    GtkDisableEvents(); // just in case
+    GTKDisableEvents(); // just in case
 
     GtkTreeIter iter;
-    wxCHECK_RET( GtkGetIteratorFor(n, &iter), wxT("wrong listbox index") );
+    wxCHECK_RET( GTKGetIteratorFor(n, &iter), wxT("wrong listbox index") );
 
     // this returns false if iter is invalid (e.g. deleting item at end) but
     // since we don't use iter, we ignore the return value
     gtk_list_store_remove(m_liststore, &iter);
-                                
-    GtkEnableEvents();
+
+    GTKEnableEvents();
 }
 
 // ----------------------------------------------------------------------------
 // helper functions for working with iterators
 // ----------------------------------------------------------------------------
 
-bool wxListBox::GtkGetIteratorFor(unsigned pos, GtkTreeIter *iter) const
+bool wxListBox::GTKGetIteratorFor(unsigned pos, GtkTreeIter *iter) const
 {
     if ( !gtk_tree_model_iter_nth_child(GTK_TREE_MODEL(m_liststore),
                                         iter, NULL, pos) )
@@ -613,14 +529,14 @@ bool wxListBox::GtkGetIteratorFor(unsigned pos, GtkTreeIter *iter) const
     return true;
 }
 
-int wxListBox::GtkGetIndexFor(GtkTreeIter& iter) const
+int wxListBox::GTKGetIndexFor(GtkTreeIter& iter) const
 {
     GtkTreePath *path =
         gtk_tree_model_get_path(GTK_TREE_MODEL(m_liststore), &iter);
 
     gint* pIntPath = gtk_tree_path_get_indices(path);
 
-    wxCHECK_MSG( pIntPath, wxNOT_FOUND, _T("failed to get iterator path") );
+    wxCHECK_MSG( pIntPath, wxNOT_FOUND, wxT("failed to get iterator path") );
 
     int idx = pIntPath[0];
 
@@ -630,21 +546,16 @@ int wxListBox::GtkGetIndexFor(GtkTreeIter& iter) const
 }
 
 // get GtkTreeEntry from position (note: you need to g_unref it if valid)
-GtkTreeEntry *wxListBox::GtkGetEntry(unsigned n) const
+GtkTreeEntry *wxListBox::GTKGetEntry(unsigned n) const
 {
     GtkTreeIter iter;
-    if ( !GtkGetIteratorFor(n, &iter) )
+    if ( !GTKGetIteratorFor(n, &iter) )
         return NULL;
 
-
-    GtkTreeEntry* entry = NULL;
-    gtk_tree_model_get(GTK_TREE_MODEL(m_liststore), &iter,
-                       WXLISTBOX_DATACOLUMN, &entry, -1);
-
-    return entry;
+    return GetEntry(m_liststore, &iter, this);
 }
 
-void wxListBox::GtkSetItem(GtkTreeIter& iter, const GtkTreeEntry *entry)
+void wxListBox::GTKSetItem(GtkTreeIter& iter, const GtkTreeEntry *entry)
 {
 #if wxUSE_CHECKLISTBOX
     if ( m_hasCheckBoxes )
@@ -667,27 +578,18 @@ void wxListBox::GtkSetItem(GtkTreeIter& iter, const GtkTreeEntry *entry)
 
 void* wxListBox::DoGetItemClientData(unsigned int n) const
 {
-    wxCHECK_MSG( IsValid(n), NULL,
-                 wxT("Invalid index passed to GetItemClientData") );
-
-    GtkTreeEntry* entry = GtkGetEntry(n);
+    wxGtkObject<GtkTreeEntry> entry(GTKGetEntry(n));
     wxCHECK_MSG(entry, NULL, wxT("could not get entry"));
 
-    void* userdata = gtk_tree_entry_get_userdata( entry );
-    g_object_unref (entry);
-    return userdata;
+    return gtk_tree_entry_get_userdata( entry );
 }
 
 void wxListBox::DoSetItemClientData(unsigned int n, void* clientData)
 {
-    wxCHECK_RET( IsValid(n),
-                 wxT("Invalid index passed to SetItemClientData") );
-
-    GtkTreeEntry* entry = GtkGetEntry(n);
+    wxGtkObject<GtkTreeEntry> entry(GTKGetEntry(n));
     wxCHECK_RET(entry, wxT("could not get entry"));
 
     gtk_tree_entry_set_userdata( entry, clientData );
-    g_object_unref (entry);
 }
 
 // ----------------------------------------------------------------------------
@@ -699,7 +601,7 @@ void wxListBox::SetString(unsigned int n, const wxString& label)
     wxCHECK_RET( IsValid(n), wxT("invalid index in wxListBox::SetString") );
     wxCHECK_RET( m_treeview != NULL, wxT("invalid listbox") );
 
-    GtkTreeEntry* entry = GtkGetEntry(n);
+    GtkTreeEntry* entry = GTKGetEntry(n);
     wxCHECK_RET( entry, wxT("wrong listbox index") );
 
     // update the item itself
@@ -707,24 +609,21 @@ void wxListBox::SetString(unsigned int n, const wxString& label)
 
     // and update the model which will refresh the tree too
     GtkTreeIter iter;
-    wxCHECK_RET( GtkGetIteratorFor(n, &iter), _T("failed to get iterator") );
+    wxCHECK_RET( GTKGetIteratorFor(n, &iter), wxT("failed to get iterator") );
 
     // FIXME: this resets the checked status of a wxCheckListBox item
 
-    GtkSetItem(iter, entry);
+    GTKSetItem(iter, entry);
 }
 
 wxString wxListBox::GetString(unsigned int n) const
 {
     wxCHECK_MSG( m_treeview != NULL, wxEmptyString, wxT("invalid listbox") );
 
-    GtkTreeEntry* entry = GtkGetEntry(n);
+    wxGtkObject<GtkTreeEntry> entry(GTKGetEntry(n));
     wxCHECK_MSG( entry, wxEmptyString, wxT("wrong listbox index") );
 
-    wxString label = wxGTK_CONV_BACK( gtk_tree_entry_get_label(entry) );
-
-    g_object_unref (entry);
-    return label;
+    return wxGTK_CONV_BACK( gtk_tree_entry_get_label(entry) );
 }
 
 unsigned int wxListBox::GetCount() const
@@ -756,6 +655,25 @@ int wxListBox::FindString( const wxString &item, bool bCase ) const
 // selection
 // ----------------------------------------------------------------------------
 
+void wxListBox::GTKOnActivated(int item)
+{
+    SendEvent(wxEVT_COMMAND_LISTBOX_DOUBLECLICKED, item, IsSelected(item));
+}
+
+void wxListBox::GTKOnSelectionChanged()
+{
+    if ( HasFlag(wxLB_MULTIPLE | wxLB_EXTENDED) )
+    {
+        CalcAndSendEvent();
+    }
+    else // single selection
+    {
+        const int item = GetSelection();
+        if ( DoChangeSingleSelection(item) )
+            SendEvent(wxEVT_COMMAND_LISTBOX_SELECTED, item, true);
+    }
+}
+
 int wxListBox::GetSelection() const
 {
     wxCHECK_MSG( m_treeview != NULL, wxNOT_FOUND, wxT("invalid listbox"));
@@ -769,7 +687,7 @@ int wxListBox::GetSelection() const
     if (!gtk_tree_selection_get_selected(selection, NULL, &iter))
         return wxNOT_FOUND;
 
-    return GtkGetIndexFor(iter);
+    return GTKGetIndexFor(iter);
 }
 
 int wxListBox::GetSelections( wxArrayInt& aSelections ) const
@@ -803,7 +721,7 @@ bool wxListBox::IsSelected( int n ) const
     GtkTreeSelection* selection = gtk_tree_view_get_selection(m_treeview);
 
     GtkTreeIter iter;
-    wxCHECK_MSG( GtkGetIteratorFor(n, &iter), false, wxT("Invalid index") );
+    wxCHECK_MSG( GTKGetIteratorFor(n, &iter), false, wxT("Invalid index") );
 
     return gtk_tree_selection_iter_is_selected(selection, &iter);
 }
@@ -812,23 +730,23 @@ void wxListBox::DoSetSelection( int n, bool select )
 {
     wxCHECK_RET( m_treeview != NULL, wxT("invalid listbox") );
 
-    GtkDisableEvents();
-    
+    GTKDisableEvents();
+
     GtkTreeSelection* selection = gtk_tree_view_get_selection(m_treeview);
 
     // passing -1 to SetSelection() is documented to deselect all items
     if ( n == wxNOT_FOUND )
     {
         gtk_tree_selection_unselect_all(selection);
-        GtkEnableEvents();
+        GTKEnableEvents();
         return;
     }
 
     wxCHECK_RET( IsValid(n), wxT("invalid index in wxListBox::SetSelection") );
 
-    
+
     GtkTreeIter iter;
-    wxCHECK_RET( GtkGetIteratorFor(n, &iter), wxT("Invalid index") );
+    wxCHECK_RET( GTKGetIteratorFor(n, &iter), wxT("Invalid index") );
 
     if (select)
         gtk_tree_selection_select_iter(selection, &iter);
@@ -842,7 +760,7 @@ void wxListBox::DoSetSelection( int n, bool select )
 
     gtk_tree_path_free(path);
 
-    GtkEnableEvents();
+    GTKEnableEvents();
 }
 
 void wxListBox::DoScrollToCell(int n, float alignY, float alignX)
@@ -855,7 +773,7 @@ void wxListBox::DoScrollToCell(int n, float alignY, float alignX)
         return;
 
     GtkTreeIter iter;
-    if ( !GtkGetIteratorFor(n, &iter) )
+    if ( !GTKGetIteratorFor(n, &iter) )
         return;
 
     GtkTreePath* path = gtk_tree_model_get_path(
@@ -920,10 +838,19 @@ int wxListBox::DoListHitTest(const wxPoint& point) const
 // ----------------------------------------------------------------------------
 
 #if wxUSE_TOOLTIPS
-void wxListBox::ApplyToolTip( GtkTooltips *tips, const gchar *tip )
+void wxListBox::GTKApplyToolTip( GtkTooltips *tips, const gchar *tip )
 {
-    // RN: Is this needed anymore?
-    gtk_tooltips_set_tip( tips, GTK_WIDGET( m_treeview ), tip, (gchar*) NULL );
+#if GTK_CHECK_VERSION(2, 12, 0)
+    if (!gtk_check_version(2, 12, 0))
+    {
+        gtk_widget_set_tooltip_text(GTK_WIDGET( m_treeview ), tip);
+    }
+    else
+#endif
+    {
+        // RN: Is this needed anymore?
+        gtk_tooltips_set_tip( tips, GTK_WIDGET( m_treeview ), tip, NULL );
+    }
 }
 #endif // wxUSE_TOOLTIPS