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Fix typo in last commit
[wxWidgets.git] / src / gtk / listbox.cpp
diff --git a/src/gtk/listbox.cpp b/src/gtk/listbox.cpp
index 995a81a402c1b3fa28e3bc989ddbf02dfd98395b..d76523b68111b840d93de6d76dbf365b3a262c5e 100644 (file)
--- a/src/gtk/listbox.cpp
+++ b/src/gtk/listbox.cpp
@@ -1,482 +1,925 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////
-// Name:        listbox.cpp
+// Name:        src/gtk/listbox.cpp
 // Purpose:
 // Author:      Robert Roebling
 // Purpose:
 // Author:      Robert Roebling
+// Modified By: Ryan Norton (GtkTreeView implementation)
 // Id:          $Id$
 // Copyright:   (c) 1998 Robert Roebling
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 // Id:          $Id$
 // Copyright:   (c) 1998 Robert Roebling
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
 
 
-#ifdef __GNUG__
-#pragma implementation "listbox.h"
-#endif
+#if wxUSE_LISTBOX
 
 
-#include "wx/dynarray.h"
 #include "wx/listbox.h"
 #include "wx/listbox.h"
-#include "wx/utils.h"
-#include <wx/intl.h>
+
+#ifndef WX_PRECOMP
+    #include "wx/dynarray.h"
+    #include "wx/intl.h"
+    #include "wx/log.h"
+    #include "wx/utils.h"
+    #include "wx/settings.h"
+    #include "wx/checklst.h"
+    #include "wx/arrstr.h"
+#endif
+
+#include "wx/gtk/private.h"
+#include "wx/gtk/private/object.h"
+#include "wx/gtk/treeentry_gtk.h"
+
+#if wxUSE_TOOLTIPS
+    #include "wx/tooltip.h"
+#endif
+
+#include <gtk/gtk.h>
+
+#include <gdk/gdkkeysyms.h>
+#if GTK_CHECK_VERSION(3,0,0)
+#include <gdk/gdkkeysyms-compat.h>
+#endif
 
 //-----------------------------------------------------------------------------
 // data
 //-----------------------------------------------------------------------------
 
 
 //-----------------------------------------------------------------------------
 // data
 //-----------------------------------------------------------------------------
 
-extern bool   g_blockEventsOnDrag;
+extern bool           g_blockEventsOnDrag;
+extern bool           g_blockEventsOnScroll;
+
+
 
 //-----------------------------------------------------------------------------
 
 //-----------------------------------------------------------------------------
-// "select" and "deselect"
+// Macro to tell which row the strings are in (1 if native checklist, 0 if not)
 //-----------------------------------------------------------------------------
 
 //-----------------------------------------------------------------------------
 
-static void gtk_listitem_select_callback( GtkWidget *WXUNUSED(widget), wxListBox *listbox )
+#if wxUSE_CHECKLISTBOX
+#   define WXLISTBOX_DATACOLUMN_ARG(x)  (x->m_hasCheckBoxes ? 1 : 0)
+#else
+#   define WXLISTBOX_DATACOLUMN_ARG(x)  (0)
+#endif // wxUSE_CHECKLISTBOX
+
+#define WXLISTBOX_DATACOLUMN    WXLISTBOX_DATACOLUMN_ARG(this)
+
+// ----------------------------------------------------------------------------
+// helper functions
+// ----------------------------------------------------------------------------
+
+namespace
 {
 {
-  if (!listbox->HasVMT()) return;
-  if (g_blockEventsOnDrag) return;
 
 
-  wxCommandEvent event(wxEVT_COMMAND_LISTBOX_SELECTED, listbox->GetId() );
+// 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"
+//-----------------------------------------------------------------------------
+
+extern "C" {
+static void
+gtk_listbox_row_activated_callback(GtkTreeView        * WXUNUSED(treeview),
+                                   GtkTreePath        *path,
+                                   GtkTreeViewColumn  * WXUNUSED(col),
+                                   wxListBox          *listbox)
+{
+    if (g_blockEventsOnDrag) return;
+    if (g_blockEventsOnScroll) return;
+
+    // This is triggered by either a double-click or a space press
+
+    int sel = gtk_tree_path_get_indices(path)[0];
+
+    listbox->GTKOnActivated(sel);
+}
+}
 
 
-    wxArrayInt aSelections;
-    int count = listbox->GetSelections(aSelections);
-    if ( count > 0 )
+//-----------------------------------------------------------------------------
+// "changed"
+//-----------------------------------------------------------------------------
+
+extern "C" {
+static void
+gtk_listitem_changed_callback(GtkTreeSelection * WXUNUSED(selection),
+                              wxListBox *listbox )
+{
+    if (g_blockEventsOnDrag) return;
+
+    listbox->GTKOnSelectionChanged();
+}
+
+}
+
+//-----------------------------------------------------------------------------
+// "key_press_event"
+//-----------------------------------------------------------------------------
+
+extern "C" {
+static gboolean
+gtk_listbox_key_press_callback( GtkWidget *WXUNUSED(widget),
+                                GdkEventKey *gdk_event,
+                                wxListBox *listbox )
+{
+    if ((gdk_event->keyval == GDK_Return) ||
+        (gdk_event->keyval == GDK_ISO_Enter) ||
+        (gdk_event->keyval == GDK_KP_Enter))
     {
     {
-      event.m_commandInt = aSelections[0] ;
-      event.m_clientData = listbox->GetClientData(event.m_commandInt);
-      wxString str(listbox->GetString(event.m_commandInt));
-      if (str != "")
-        event.m_commandString = copystring((char *)(const char *)str);
+        int index = -1;
+        if (!listbox->HasMultipleSelection())
+            index = listbox->GetSelection();
+        else
+        {
+            wxArrayInt sels;
+            if (listbox->GetSelections( sels ) < 1)
+                return FALSE;
+            index = sels[0];
+        }
+
+        if (index != wxNOT_FOUND)
+        {
+            listbox->GTKOnActivated(index);
+
+//          wxMac and wxMSW always invoke default action
+//          if (!ret)
+            {
+                // DClick not handled -> invoke default action
+                wxWindow *tlw = wxGetTopLevelParent( listbox );
+                if (tlw)
+                {
+                    GtkWindow *gtk_window = GTK_WINDOW( tlw->GetHandle() );
+                    if (gtk_window)
+                        gtk_window_activate_default( gtk_window );
+                }
+            }
+
+            // Always intercept, otherwise we'd get another dclick
+            // event from row_activated
+            return TRUE;
+        }
     }
     }
-    else
+
+    return FALSE;
+}
+}
+
+//-----------------------------------------------------------------------------
+// GtkTreeEntry destruction (to destroy client data)
+//-----------------------------------------------------------------------------
+
+extern "C" {
+static void gtk_tree_entry_destroy_cb(GtkTreeEntry* entry,
+                                      wxListBox* listbox)
+{
+    if (listbox->HasClientObjectData())
     {
     {
-      event.m_commandInt = -1 ;
-      event.m_commandString = copystring("") ;
+        gpointer userdata = gtk_tree_entry_get_userdata(entry);
+        if (userdata)
+            delete (wxClientData *)userdata;
     }
     }
+}
+}
 
 
-  event.SetEventObject( listbox );
+//-----------------------------------------------------------------------------
+// Sorting callback (standard CmpNoCase return value)
+//-----------------------------------------------------------------------------
 
 
-  listbox->GetEventHandler()->ProcessEvent( event );
-  if (event.m_commandString) delete[] event.m_commandString ;
+extern "C" {
+static gint gtk_listbox_sort_callback(GtkTreeModel * WXUNUSED(model),
+                                      GtkTreeIter  *a,
+                                      GtkTreeIter  *b,
+                                      wxListBox    *listbox)
+{
+    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)
+    return strcmp(gtk_tree_entry_get_collate_key(entry1),
+                  gtk_tree_entry_get_collate_key(entry2)) >= 0;
+}
+}
+
+//-----------------------------------------------------------------------------
+// Searching callback (TRUE == not equal, FALSE == equal)
+//-----------------------------------------------------------------------------
+
+extern "C" {
+static gboolean gtk_listbox_searchequal_callback(GtkTreeModel * WXUNUSED(model),
+                                                 gint WXUNUSED(column),
+                                                 const gchar* key,
+                                                 GtkTreeIter* iter,
+                                                 wxListBox* listbox)
+{
+    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));
+
+    return strcmp(keycollatekey, gtk_tree_entry_get_collate_key(entry)) != 0;
+}
 }
 
 //-----------------------------------------------------------------------------
 // wxListBox
 //-----------------------------------------------------------------------------
 
 }
 
 //-----------------------------------------------------------------------------
 // wxListBox
 //-----------------------------------------------------------------------------
 
-IMPLEMENT_DYNAMIC_CLASS(wxListBox,wxControl)
+// ----------------------------------------------------------------------------
+// construction
+// ----------------------------------------------------------------------------
 
 
-wxListBox::wxListBox(void)
+void wxListBox::Init()
 {
 {
-  m_list = (GtkList *) NULL;
+    m_treeview = NULL;
+#if wxUSE_CHECKLISTBOX
+    m_hasCheckBoxes = false;
+#endif // wxUSE_CHECKLISTBOX
 }
 
 bool wxListBox::Create( wxWindow *parent, wxWindowID id,
 }
 
 bool wxListBox::Create( wxWindow *parent, wxWindowID id,
-      const wxPoint &pos, const wxSize &size,
-      int n, const wxString choices[],
-      long style, const wxValidator& validator, const wxString &name )
+                        const wxPoint &pos, const wxSize &size,
+                        const wxArrayString& choices,
+                        long style, const wxValidator& validator,
+                        const wxString &name )
 {
 {
-  m_needParent = TRUE;
+    wxCArrayString chs(choices);
+
+    return Create( parent, id, pos, size, chs.GetCount(), chs.GetStrings(),
+                   style, validator, name );
+}
+
+bool wxListBox::Create( wxWindow *parent, wxWindowID id,
+                        const wxPoint &pos, const wxSize &size,
+                        int n, const wxString choices[],
+                        long style, const wxValidator& validator,
+                        const wxString &name )
+{
+    if (!PreCreation( parent, pos, size ) ||
+        !CreateBase( parent, id, pos, size, style, validator, name ))
+    {
+        wxFAIL_MSG( wxT("wxListBox creation failed") );
+        return false;
+    }
+
+    m_widget = gtk_scrolled_window_new( NULL, NULL );
+    g_object_ref(m_widget);
+    if (style & wxLB_ALWAYS_SB)
+    {
+      gtk_scrolled_window_set_policy( GTK_SCROLLED_WINDOW(m_widget),
+        GTK_POLICY_AUTOMATIC, GTK_POLICY_ALWAYS );
+    }
+    else
+    {
+      gtk_scrolled_window_set_policy( GTK_SCROLLED_WINDOW(m_widget),
+        GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC );
+    }
 
 
-  PreCreation( parent, id, pos, size, style, name );
 
 
-  SetValidator( validator );
+    GTKScrolledWindowSetBorder(m_widget, style);
 
 
-  m_widget = gtk_scrolled_window_new( (GtkAdjustment *) NULL, (GtkAdjustment *) NULL );
-  gtk_scrolled_window_set_policy( GTK_SCROLLED_WINDOW(m_widget),
-    GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC );
+    m_treeview = GTK_TREE_VIEW( gtk_tree_view_new( ) );
 
 
-  m_list = GTK_LIST( gtk_list_new() );
+    //wxListBox doesn't have a header :)
+    //NB: If enabled SetFirstItem doesn't work correctly
+    gtk_tree_view_set_headers_visible(m_treeview, FALSE);
 
 
-  GtkSelectionMode mode = GTK_SELECTION_BROWSE;
-  if (style & wxLB_MULTIPLE)
-    mode = GTK_SELECTION_MULTIPLE;
-  else if (style & wxLB_EXTENDED)
-    mode = GTK_SELECTION_EXTENDED;
+#if wxUSE_CHECKLISTBOX
+    if(m_hasCheckBoxes)
+        ((wxCheckListBox*)this)->DoCreateCheckList();
+#endif // wxUSE_CHECKLISTBOX
 
 
-  gtk_list_set_selection_mode( GTK_LIST(m_list), mode );
+    // Create the data column
+    gtk_tree_view_insert_column_with_attributes(m_treeview, -1, "",
+                                                gtk_cell_renderer_text_new(),
+                                                "text",
+                                                WXLISTBOX_DATACOLUMN, NULL);
 
 
-  gtk_container_add (GTK_CONTAINER(m_widget), GTK_WIDGET(m_list) );
-  gtk_widget_show( GTK_WIDGET(m_list) );
+    // Now create+set the model (GtkListStore) - first argument # of columns
+#if wxUSE_CHECKLISTBOX
+    if(m_hasCheckBoxes)
+        m_liststore = gtk_list_store_new(2, G_TYPE_BOOLEAN,
+                                            GTK_TYPE_TREE_ENTRY);
+    else
+#endif
+        m_liststore = gtk_list_store_new(1, GTK_TYPE_TREE_ENTRY);
+
+    gtk_tree_view_set_model(m_treeview, GTK_TREE_MODEL(m_liststore));
+
+    g_object_unref (m_liststore); //free on treeview destruction
+
+    // Disable the pop-up textctrl that enables searching - note that
+    // the docs specify that even if this disabled (which we are doing)
+    // the user can still have it through the start-interactive-search
+    // key binding...either way we want to provide a searchequal callback
+    // NB: If this is enabled a doubleclick event (activate) gets sent
+    //     on a successful search
+    gtk_tree_view_set_search_column(m_treeview, WXLISTBOX_DATACOLUMN);
+    gtk_tree_view_set_search_equal_func(m_treeview,
+       (GtkTreeViewSearchEqualFunc) gtk_listbox_searchequal_callback,
+                                        this,
+                                        NULL);
+
+    gtk_tree_view_set_enable_search(m_treeview, FALSE);
+
+    GtkSelectionMode mode;
+    // GTK_SELECTION_EXTENDED is a deprecated synonym for GTK_SELECTION_MULTIPLE
+    if ( style & (wxLB_MULTIPLE | wxLB_EXTENDED) )
+    {
+        mode = GTK_SELECTION_MULTIPLE;
+    }
+    else // no multi-selection flags specified
+    {
+        m_windowStyle |= wxLB_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 );
+    gtk_tree_selection_set_mode( selection, mode );
 
 
-  wxSize newSize = size;
-  if (newSize.x == -1) newSize.x = 100;
-  if (newSize.y == -1) newSize.y = 110;
-  SetSize( newSize.x, newSize.y );
+    // Handle sortable stuff
+    if(HasFlag(wxLB_SORT))
+    {
+        // Setup sorting in ascending (wx) order
+        gtk_tree_sortable_set_sort_column_id(GTK_TREE_SORTABLE(m_liststore),
+                                             WXLISTBOX_DATACOLUMN,
+                                             GTK_SORT_ASCENDING);
+
+        // Set the sort callback
+        gtk_tree_sortable_set_sort_func(GTK_TREE_SORTABLE(m_liststore),
+                                        WXLISTBOX_DATACOLUMN,
+                   (GtkTreeIterCompareFunc) gtk_listbox_sort_callback,
+                                        this, //userdata
+                                        NULL //"destroy notifier"
+                                       );
+    }
 
 
-  for (int i = 0; i < n; i++)
-  {
-    GtkWidget *list_item;
-    list_item = gtk_list_item_new_with_label( choices[i] );
 
 
-    gtk_container_add( GTK_CONTAINER(m_list), list_item );
+    gtk_container_add (GTK_CONTAINER (m_widget), GTK_WIDGET(m_treeview) );
 
 
-    gtk_signal_connect( GTK_OBJECT(list_item), "select",
-      GTK_SIGNAL_FUNC(gtk_listitem_select_callback), (gpointer)this );
+    gtk_widget_show( GTK_WIDGET(m_treeview) );
+    m_focusWidget = GTK_WIDGET(m_treeview);
 
 
-    if (style & wxLB_MULTIPLE)
-      gtk_signal_connect( GTK_OBJECT(list_item), "deselect",
-        GTK_SIGNAL_FUNC(gtk_listitem_select_callback), (gpointer)this );
+    Append(n, choices); // insert initial items
 
 
-    ConnectWidget( list_item );        
-       
-    m_clientData.Append( (wxObject*)NULL );
+    // generate dclick events
+    g_signal_connect_after(m_treeview, "row-activated",
+                     G_CALLBACK(gtk_listbox_row_activated_callback), this);
 
 
-    gtk_widget_show( list_item );
-  }
+    // for intercepting dclick generation by <ENTER>
+    g_signal_connect (m_treeview, "key_press_event",
+                      G_CALLBACK (gtk_listbox_key_press_callback),
+                           this);
+    m_parent->DoAddChild( this );
 
 
-  PostCreation();
+    PostCreation(size);
+    SetInitialSize(size); // need this too because this is a wxControlWithItems
 
 
-  gtk_widget_realize( GTK_WIDGET(m_list) );
+    g_signal_connect_after (selection, "changed",
+                            G_CALLBACK (gtk_listitem_changed_callback), this);
 
 
-  SetBackgroundColour( parent->GetBackgroundColour() );
-  SetForegroundColour( parent->GetForegroundColour() );
+    return true;
+}
 
 
-  Show( TRUE );
+wxListBox::~wxListBox()
+{
+    m_hasVMT = false;
 
 
-  return TRUE;
+    Clear();
 }
 
 }
 
-void wxListBox::Append( const wxString &item )
+void wxListBox::GTKDisableEvents()
 {
 {
-  Append( item, (char*)NULL );
+    GtkTreeSelection* selection = gtk_tree_view_get_selection( m_treeview );
+
+    g_signal_handlers_block_by_func(selection,
+                                (gpointer) gtk_listitem_changed_callback, this);
 }
 
 }
 
-void wxListBox::Append( const wxString &item, char *clientData )
+void wxListBox::GTKEnableEvents()
 {
 {
-  wxCHECK_RET( m_list != NULL, "invalid listbox" );
+    GtkTreeSelection* selection = gtk_tree_view_get_selection( m_treeview );
 
 
-  GtkWidget *list_item = gtk_list_item_new_with_label( item );
+    g_signal_handlers_unblock_by_func(selection,
+                                (gpointer) gtk_listitem_changed_callback, this);
 
 
-  if (m_widgetStyle) ApplyWidgetStyle();
-  
-  gtk_signal_connect( GTK_OBJECT(list_item), "select",
-    GTK_SIGNAL_FUNC(gtk_listitem_select_callback), (gpointer)this );
+    UpdateOldSelections();
+}
 
 
-  if (GetWindowStyleFlag() & wxLB_MULTIPLE)
-    gtk_signal_connect( GTK_OBJECT(list_item), "deselect",
-      GTK_SIGNAL_FUNC(gtk_listitem_select_callback), (gpointer)this );
 
 
-  ConnectWidget( list_item );  
-       
-  m_clientData.Append( (wxObject*)clientData );
+void wxListBox::Update()
+{
+    wxWindow::Update();
 
 
-  gtk_container_add( GTK_CONTAINER(m_list), list_item );
+    if (m_treeview)
+        gdk_window_process_updates(gtk_widget_get_window(GTK_WIDGET(m_treeview)), true);
+}
+
+// ----------------------------------------------------------------------------
+// adding items
+// ----------------------------------------------------------------------------
+
+int wxListBox::DoInsertItems(const wxArrayStringsAdapter& items,
+                             unsigned int pos,
+                             void **clientData,
+                             wxClientDataType type)
+{
+    wxCHECK_MSG( m_treeview != NULL, wxNOT_FOUND, wxT("invalid listbox") );
 
 
-  gtk_widget_show( list_item );
+    InvalidateBestSize();
 
 
-  ConnectWidget( list_item );
+    GtkTreeIter* pIter = NULL; // append by default
+    GtkTreeIter iter;
+    if ( pos != GetCount() )
+    {
+        wxCHECK_MSG( GTKGetIteratorFor(pos, &iter), wxNOT_FOUND,
+                     wxT("internal wxListBox error in insertion") );
 
 
-  ConnectDnDWidget( list_item );
+        pIter = &iter;
+    }
+
+    const unsigned int numItems = items.GetCount();
+    for ( unsigned int i = 0; i < numItems; ++i )
+    {
+        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,
+                            this);
+
+        GtkTreeIter itercur;
+        gtk_list_store_insert_before(m_liststore, &itercur, pIter);
+
+        GTKSetItem(itercur, entry);
+
+        if (clientData)
+            AssignNewItemClientData(GTKGetIndexFor(itercur), clientData, i, type);
+    }
+
+    UpdateOldSelections();
+
+    return pos + numItems - 1;
 }
 
 }
 
-void wxListBox::Clear(void)
+// ----------------------------------------------------------------------------
+// deleting items
+// ----------------------------------------------------------------------------
+
+void wxListBox::DoClear()
 {
 {
-  wxCHECK_RET( m_list != NULL, "invalid listbox" );
+    wxCHECK_RET( m_treeview != NULL, wxT("invalid listbox") );
+
+    GTKDisableEvents(); // just in case
 
 
-  gtk_list_clear_items( m_list, 0, Number() );
+    InvalidateBestSize();
 
 
-  m_clientData.Clear();
+    gtk_list_store_clear( m_liststore ); /* well, THAT was easy :) */
+
+    GTKEnableEvents();
 }
 
 }
 
-void wxListBox::Delete( int n )
+void wxListBox::DoDeleteOneItem(unsigned int n)
 {
 {
-  wxCHECK_RET( m_list != NULL, "invalid listbox" );
+    wxCHECK_RET( m_treeview != NULL, wxT("invalid listbox") );
+
+    InvalidateBestSize();
 
 
-  GList *child = g_list_nth( m_list->children, n );
+    GTKDisableEvents(); // just in case
 
 
-  if (!child)
-  {
-    wxFAIL_MSG("wrong listbox index");
-    return;
-  }
+    GtkTreeIter iter;
+    wxCHECK_RET( GTKGetIteratorFor(n, &iter), wxT("wrong listbox index") );
 
 
-  GList *list = g_list_append( NULL, child->data );
-  gtk_list_remove_items( m_list, list );
-  g_list_free( list );
+    // 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);
 
 
-  wxNode *node = m_clientData.Nth( n );
-  if (!node)
-  {
-    wxFAIL_MSG("wrong listbox index");
-  }
-  else
-    m_clientData.DeleteNode( node );
+    GTKEnableEvents();
 }
 
 }
 
-void wxListBox::Deselect( int n )
+// ----------------------------------------------------------------------------
+// helper functions for working with iterators
+// ----------------------------------------------------------------------------
+
+bool wxListBox::GTKGetIteratorFor(unsigned pos, GtkTreeIter *iter) const
 {
 {
-  wxCHECK_RET( m_list != NULL, "invalid listbox" );
+    if ( !gtk_tree_model_iter_nth_child(GTK_TREE_MODEL(m_liststore),
+                                        iter, NULL, pos) )
+    {
+        wxLogDebug(wxT("gtk_tree_model_iter_nth_child(%u) failed"), pos);
+        return false;
+    }
 
 
-  gtk_list_unselect_item( m_list, n );
+    return true;
 }
 
 }
 
-int wxListBox::FindString( const wxString &item ) const
+int wxListBox::GTKGetIndexFor(GtkTreeIter& iter) const
 {
 {
-  wxCHECK_MSG( m_list != NULL, -1, "invalid listbox" );
-  
-  GList *child = m_list->children;
-  int count = 0;
-  while (child)
-  {
-    GtkBin *bin = GTK_BIN( child->data );
-    GtkLabel *label = GTK_LABEL( bin->child );
-    if (item == label->label) return count;
-    count++;
-    child = child->next;
-  }
+    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, wxT("failed to get iterator path") );
 
 
-  // it's not an error if the string is not found - this function may be used to
-  // test for existence of the string in the listbox, so don't give any
-  // errors/assert failures.
+    int idx = pIntPath[0];
 
 
-  return -1;
+    gtk_tree_path_free( path );
+
+    return idx;
 }
 
 }
 
-char *wxListBox::GetClientData( int n ) const
+// get GtkTreeEntry from position (note: you need to g_unref it if valid)
+GtkTreeEntry *wxListBox::GTKGetEntry(unsigned n) const
 {
 {
-  wxCHECK_MSG( m_list != NULL, (char*) NULL, "invalid listbox" );
-  
-  wxNode *node = m_clientData.Nth( n );
-  if (node) return ((char*)node->Data());
+    GtkTreeIter iter;
+    if ( !GTKGetIteratorFor(n, &iter) )
+        return NULL;
 
 
-  wxFAIL_MSG("wrong listbox index");
-  return (char *) NULL;
+    return GetEntry(m_liststore, &iter, this);
 }
 
 }
 
-int wxListBox::GetSelection(void) const
+void wxListBox::GTKSetItem(GtkTreeIter& iter, const GtkTreeEntry *entry)
 {
 {
-  wxCHECK_MSG( m_list != NULL, -1, "invalid listbox" );
-  
-  GList *child = m_list->children;
-  int count = 0;
-  while (child)
-  {
-    if (GTK_WIDGET(child->data)->state == GTK_STATE_SELECTED) return count;
-    count++;
-    child = child->next;
-  }
-  return -1;
+#if wxUSE_CHECKLISTBOX
+    if ( m_hasCheckBoxes )
+    {
+        gtk_list_store_set(m_liststore, &iter,
+                           0, FALSE, // FALSE == not toggled
+                           1, entry,
+                           -1);
+    }
+    else
+#endif // wxUSE_CHECKLISTBOX
+    {
+        gtk_list_store_set(m_liststore, &iter, 0, entry, -1);
+    }
 }
 
 }
 
-int wxListBox::GetSelections(wxArrayInt& aSelections) const
+// ----------------------------------------------------------------------------
+// client data
+// ----------------------------------------------------------------------------
+
+void* wxListBox::DoGetItemClientData(unsigned int n) const
 {
 {
-  wxCHECK_MSG( m_list != NULL, -1, "invalid listbox" );
-  
-  // get the number of selected items first
-  GList *child = m_list->children;
-  int count = 0;
-  for ( child = m_list->children; child != NULL; child = child->next )
-  {
-    if ( GTK_WIDGET(child->data)->state == GTK_STATE_SELECTED )
-      count++;
-  }
+    wxGtkObject<GtkTreeEntry> entry(GTKGetEntry(n));
+    wxCHECK_MSG(entry, NULL, wxT("could not get entry"));
 
 
-  aSelections.Empty();
+    return gtk_tree_entry_get_userdata( entry );
+}
 
 
-  if ( count > 0 ) {
-    // now fill the list
-    aSelections.Alloc(count); // optimization attempt
-    int i = 0;
-    for ( child = m_list->children; child != NULL; child = child->next, i++ )
-    {
-      if ( GTK_WIDGET(child->data)->state == GTK_STATE_SELECTED )
-        aSelections.Add(i);
-    }
-  }
+void wxListBox::DoSetItemClientData(unsigned int n, void* clientData)
+{
+    wxGtkObject<GtkTreeEntry> entry(GTKGetEntry(n));
+    wxCHECK_RET(entry, wxT("could not get entry"));
+
+    gtk_tree_entry_set_userdata( entry, clientData );
+}
+
+// ----------------------------------------------------------------------------
+// string list access
+// ----------------------------------------------------------------------------
+
+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);
+    wxCHECK_RET( entry, wxT("wrong listbox index") );
+
+    // update the item itself
+    gtk_tree_entry_set_label(entry, wxGTK_CONV(label));
+
+    // and update the model which will refresh the tree too
+    GtkTreeIter iter;
+    wxCHECK_RET( GTKGetIteratorFor(n, &iter), wxT("failed to get iterator") );
+
+    // FIXME: this resets the checked status of a wxCheckListBox item
+
+    GTKSetItem(iter, entry);
+}
+
+wxString wxListBox::GetString(unsigned int n) const
+{
+    wxCHECK_MSG( m_treeview != NULL, wxEmptyString, wxT("invalid listbox") );
+
+    wxGtkObject<GtkTreeEntry> entry(GTKGetEntry(n));
+    wxCHECK_MSG( entry, wxEmptyString, wxT("wrong listbox index") );
 
 
-  return count;
+    return wxGTK_CONV_BACK( gtk_tree_entry_get_label(entry) );
 }
 
 }
 
-wxString wxListBox::GetString( int n ) const
+unsigned int wxListBox::GetCount() const
 {
 {
-  wxCHECK_MSG( m_list != NULL, "", "invalid listbox" );
-  
-  GList *child = g_list_nth( m_list->children, n );
-  if (child)
-  {
-    GtkBin *bin = GTK_BIN( child->data );
-    GtkLabel *label = GTK_LABEL( bin->child );
-    return label->label;
-  }
-  wxFAIL_MSG("wrong listbox index");
-  return "";
+    wxCHECK_MSG( m_treeview != NULL, 0, wxT("invalid listbox") );
+
+    return (unsigned int)gtk_tree_model_iter_n_children(GTK_TREE_MODEL(m_liststore), NULL);
 }
 
 }
 
-wxString wxListBox::GetStringSelection(void) const
+int wxListBox::FindString( const wxString &item, bool bCase ) const
 {
 {
-  wxCHECK_MSG( m_list != NULL, "", "invalid listbox" );
-  
-  GList *selection = m_list->selection;
-  if (selection)
-  {
-    GtkBin *bin = GTK_BIN( selection->data );
-    wxString tmp = GTK_LABEL( bin->child )->label;
-    return tmp;
-  }
-  wxFAIL_MSG("no listbox selection available");
-  return "";
+    wxCHECK_MSG( m_treeview != NULL, wxNOT_FOUND, wxT("invalid listbox") );
+
+    //Sort of hackish - maybe there is a faster way
+    unsigned int nCount = wxListBox::GetCount();
+
+    for(unsigned int i = 0; i < nCount; ++i)
+    {
+        if( item.IsSameAs( wxListBox::GetString(i), bCase ) )
+            return (int)i;
+    }
+
+
+    // it's not an error if the string is not found -> no wxCHECK
+    return wxNOT_FOUND;
 }
 
 }
 
-int wxListBox::Number(void)
+// ----------------------------------------------------------------------------
+// selection
+// ----------------------------------------------------------------------------
+
+void wxListBox::GTKOnActivated(int item)
 {
 {
-  wxCHECK_MSG( m_list != NULL, -1, "invalid listbox" );
-  
-  GList *child = m_list->children;
-  int count = 0;
-  while (child) { count++; child = child->next; }
-  return count;
+    SendEvent(wxEVT_COMMAND_LISTBOX_DOUBLECLICKED, item, IsSelected(item));
 }
 
 }
 
-bool wxListBox::Selected( int n )
+void wxListBox::GTKOnSelectionChanged()
 {
 {
-  wxCHECK_MSG( m_list != NULL, FALSE, "invalid listbox" );
-  
-  GList *target = g_list_nth( m_list->children, n );
-  if (target)
-  {
-    GList *child = m_list->selection;
-    while (child)
+    if ( HasFlag(wxLB_MULTIPLE | wxLB_EXTENDED) )
+    {
+        CalcAndSendEvent();
+    }
+    else // single selection
     {
     {
-      if (child->data == target->data) return TRUE;
-      child = child->next;
+        const int item = GetSelection();
+        if ( DoChangeSingleSelection(item) )
+            SendEvent(wxEVT_COMMAND_LISTBOX_SELECTED, item, true);
     }
     }
-  }
-  wxFAIL_MSG("wrong listbox index");
-  return FALSE;
 }
 
 }
 
-void wxListBox::Set( int WXUNUSED(n), const wxString *WXUNUSED(choices) )
+int wxListBox::GetSelection() const
 {
 {
-  wxFAIL_MSG("wxListBox::Set not implemented");
+    wxCHECK_MSG( m_treeview != NULL, wxNOT_FOUND, wxT("invalid listbox"));
+    wxCHECK_MSG( HasFlag(wxLB_SINGLE), wxNOT_FOUND,
+                    wxT("must be single selection listbox"));
+
+    GtkTreeIter iter;
+    GtkTreeSelection* selection = gtk_tree_view_get_selection(m_treeview);
+
+    // only works on single-sel
+    if (!gtk_tree_selection_get_selected(selection, NULL, &iter))
+        return wxNOT_FOUND;
+
+    return GTKGetIndexFor(iter);
 }
 
 }
 
-void wxListBox::SetClientData( int n, char *clientData )
+int wxListBox::GetSelections( wxArrayInt& aSelections ) const
 {
 {
-  wxCHECK_RET( m_list != NULL, "invalid listbox" );
-  
-  wxNode *node = m_clientData.Nth( n );
-  if (node)
-  {
-    node->SetData( (wxObject*)clientData );
-  }
-  else
-  {
-    wxFAIL_MSG("wrong listbox index");
-  }
+    wxCHECK_MSG( m_treeview != NULL, wxNOT_FOUND, wxT("invalid listbox") );
+
+    aSelections.Empty();
+
+    int i = 0;
+    GtkTreeIter iter;
+    GtkTreeSelection* selection = gtk_tree_view_get_selection(m_treeview);
+
+    if (gtk_tree_model_get_iter_first(GTK_TREE_MODEL(m_liststore), &iter))
+    { //gtk_tree_selection_get_selected_rows is GTK 2.2+ so iter instead
+        do
+        {
+            if (gtk_tree_selection_iter_is_selected(selection, &iter))
+                aSelections.Add(i);
+
+            i++;
+        } while(gtk_tree_model_iter_next(GTK_TREE_MODEL(m_liststore), &iter));
+    }
+
+    return aSelections.GetCount();
 }
 
 }
 
-void wxListBox::SetFirstItem( int WXUNUSED(n) )
+bool wxListBox::IsSelected( int n ) const
 {
 {
-  wxFAIL_MSG("wxListBox::SetFirstItem not implemented");
+    wxCHECK_MSG( m_treeview != NULL, false, wxT("invalid listbox") );
+
+    GtkTreeSelection* selection = gtk_tree_view_get_selection(m_treeview);
+
+    GtkTreeIter iter;
+    wxCHECK_MSG( GTKGetIteratorFor(n, &iter), false, wxT("Invalid index") );
+
+    return gtk_tree_selection_iter_is_selected(selection, &iter);
 }
 
 }
 
-void wxListBox::SetFirstItem( const wxString &WXUNUSED(item) )
+void wxListBox::DoSetSelection( int n, bool select )
 {
 {
-  wxFAIL_MSG("wxListBox::SetFirstItem not implemented");
+    wxCHECK_RET( m_treeview != NULL, wxT("invalid listbox") );
+
+    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();
+        return;
+    }
+
+    wxCHECK_RET( IsValid(n), wxT("invalid index in wxListBox::SetSelection") );
+
+
+    GtkTreeIter iter;
+    wxCHECK_RET( GTKGetIteratorFor(n, &iter), wxT("Invalid index") );
+
+    if (select)
+        gtk_tree_selection_select_iter(selection, &iter);
+    else
+        gtk_tree_selection_unselect_iter(selection, &iter);
+
+    GtkTreePath* path = gtk_tree_model_get_path(
+                        GTK_TREE_MODEL(m_liststore), &iter);
+
+    gtk_tree_view_scroll_to_cell(m_treeview, path, NULL, FALSE, 0.0f, 0.0f);
+
+    gtk_tree_path_free(path);
+
+    GTKEnableEvents();
 }
 
 }
 
-void wxListBox::SetSelection( int n, bool select )
+void wxListBox::DoScrollToCell(int n, float alignY, float alignX)
 {
 {
-  wxCHECK_RET( m_list != NULL, "invalid listbox" );
-  
-  if (select)
-    gtk_list_select_item( m_list, n );
-  else
-    gtk_list_unselect_item( m_list, n );
+    wxCHECK_RET( m_treeview, wxT("invalid listbox") );
+    wxCHECK_RET( IsValid(n), wxT("invalid index"));
+
+    //RN: I have no idea why this line is needed...
+    if (gdk_pointer_is_grabbed () && gtk_widget_has_grab(GTK_WIDGET(m_treeview)))
+        return;
+
+    GtkTreeIter iter;
+    if ( !GTKGetIteratorFor(n, &iter) )
+        return;
+
+    GtkTreePath* path = gtk_tree_model_get_path(
+                            GTK_TREE_MODEL(m_liststore), &iter);
+
+    // Scroll to the desired cell (0.0 == topleft alignment)
+    gtk_tree_view_scroll_to_cell(m_treeview, path, NULL,
+                                 TRUE, alignY, alignX);
+
+    gtk_tree_path_free(path);
 }
 
 }
 
-void wxListBox::SetString( int n, const wxString &string )
+void wxListBox::DoSetFirstItem(int n)
 {
 {
-  wxCHECK_RET( m_list != NULL, "invalid listbox" );
-  
-  GList *child = g_list_nth( m_list->children, n );
-  if (child)
-  {
-    GtkBin *bin = GTK_BIN( child->data );
-    GtkLabel *label = GTK_LABEL( bin->child );
-    gtk_label_set( label, string );
-  }
-  else
-  {
-    wxFAIL_MSG("wrong listbox index");
-  }
+    DoScrollToCell(n, 0, 0);
 }
 
 }
 
-void wxListBox::SetStringSelection( const wxString &string, bool select )
+void wxListBox::EnsureVisible(int n)
 {
 {
-  wxCHECK_RET( m_list != NULL, "invalid listbox" );
-  
-  SetSelection( FindString(string), select );
+    DoScrollToCell(n, 0.5, 0);
 }
 
 }
 
-int wxListBox::GetIndex( GtkWidget *item ) const
+// ----------------------------------------------------------------------------
+// hittest
+// ----------------------------------------------------------------------------
+
+int wxListBox::DoListHitTest(const wxPoint& point) const
 {
 {
-  if (item)
-  {
-    GList *child = m_list->children;
-    int count = 0;
-    while (child)
+    // gtk_tree_view_get_path_at_pos() also gets items that are not visible and
+    // we only want visible items we need to check for it manually here
+    if ( !GetClientRect().Contains(point) )
+        return wxNOT_FOUND;
+
+    // need to translate from master window since it is in client coords
+    gint binx, biny;
+    gdk_window_get_geometry(gtk_tree_view_get_bin_window(m_treeview),
+                            &binx, &biny, NULL, NULL, NULL);
+
+    GtkTreePath* path;
+    if ( !gtk_tree_view_get_path_at_pos
+          (
+            m_treeview,
+            point.x - binx,
+            point.y - biny,
+            &path,
+            NULL,   // [out] column (always 0 here)
+            NULL,   // [out] x-coord relative to the cell (not interested)
+            NULL    // [out] y-coord relative to the cell
+          ) )
     {
     {
-      if (GTK_WIDGET(child->data) == item) return count;
-      count++;
-      child = child->next;
+        return wxNOT_FOUND;
     }
     }
-  }
-  return -1;
+
+    int index = gtk_tree_path_get_indices(path)[0];
+    gtk_tree_path_free(path);
+
+    return index;
 }
 
 }
 
-void wxListBox::SetDropTarget( wxDropTarget *dropTarget )
-{
-  wxCHECK_RET( m_list != NULL, "invalid listbox" );
-  
-  GList *child = m_list->children;
-  while (child)
-  {
-    DisconnectDnDWidget( GTK_WIDGET( child->data ) );
-    child = child->next;
-  }
+// ----------------------------------------------------------------------------
+// helpers
+// ----------------------------------------------------------------------------
 
 
-  wxWindow::SetDropTarget( dropTarget  );
+GtkWidget *wxListBox::GetConnectWidget()
+{
+    // the correct widget for listbox events (such as mouse clicks for example)
+    // is m_treeview, not the parent scrolled window
+    return GTK_WIDGET(m_treeview);
+}
 
 
-  child = m_list->children;
-  while (child)
-  {
-    ConnectDnDWidget( GTK_WIDGET( child->data ) );
-    child = child->next;
-  }
+GdkWindow *wxListBox::GTKGetWindow(wxArrayGdkWindows& WXUNUSED(windows)) const
+{
+    return gtk_tree_view_get_bin_window(m_treeview);
 }
 
 }
 
-GtkWidget *wxListBox::GetConnectWidget(void)
+void wxListBox::DoApplyWidgetStyle(GtkRcStyle *style)
 {
 {
-  return GTK_WIDGET(m_list);
+    if (m_hasBgCol && m_backgroundColour.IsOk())
+    {
+        GdkWindow *window = gtk_tree_view_get_bin_window(m_treeview);
+        if (window)
+        {
+            m_backgroundColour.CalcPixel( gdk_drawable_get_colormap( window ) );
+            gdk_window_set_background( window, m_backgroundColour.GetColor() );
+            gdk_window_clear( window );
+        }
+    }
+
+    gtk_widget_modify_style( GTK_WIDGET(m_treeview), style );
 }
 
 }
 
-bool wxListBox::IsOwnGtkWindow( GdkWindow *window )
+wxSize wxListBox::DoGetBestSize() const
 {
 {
-  if (wxWindow::IsOwnGtkWindow( window )) return TRUE;
+    wxCHECK_MSG(m_treeview, wxDefaultSize, wxT("invalid tree view"));
 
 
-  GList *child = m_list->children;
-  while (child)
-  {
-    GtkWidget *bin = GTK_WIDGET( child->data );
-    if (bin->window == window) return TRUE;
-    child = child->next;
-  }
+    // Start with a minimum size that's not too small
+    int cx, cy;
+    GetTextExtent( wxT("X"), &cx, &cy);
+    int lbWidth = 0;
+    int lbHeight = 10;
 
 
-  return FALSE;
+    // Find the widest string.
+    const unsigned int count = GetCount();
+    if ( count )
+    {
+        int wLine;
+        for ( unsigned int i = 0; i < count; i++ )
+        {
+            GetTextExtent(GetString(i), &wLine, NULL);
+            if ( wLine > lbWidth )
+                lbWidth = wLine;
+        }
+    }
+
+    lbWidth += 3 * cx;
+
+    // And just a bit more for the checkbox if present and then some
+    // (these are rough guesses)
+#if wxUSE_CHECKLISTBOX
+    if ( m_hasCheckBoxes )
+    {
+        lbWidth += 35;
+        cy = cy > 25 ? cy : 25; // rough height of checkbox
+    }
+#endif
+
+    // Add room for the scrollbar
+    lbWidth += wxSystemSettings::GetMetric(wxSYS_VSCROLL_X);
+
+    // Don't make the listbox too tall but don't make it too small neither
+    lbHeight = (cy+4) * wxMin(wxMax(count, 3), 10);
+
+    wxSize best(lbWidth, lbHeight);
+    CacheBestSize(best);
+    return best;
 }
 
 }
 
-void wxListBox::ApplyWidgetStyle()
+// static
+wxVisualAttributes
+wxListBox::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
 {
 {
-  SetWidgetStyle();
-  
-  GdkWindow *window = GTK_WIDGET(m_list)->window;
-  m_backgroundColour.CalcPixel( gdk_window_get_colormap( window ) );
-  gdk_window_set_background( window, m_backgroundColour.GetColor() );
-  gdk_window_clear( window );
-      
-  GList *child = m_list->children;
-  while (child)
-  {
-    gtk_widget_set_style( GTK_BIN(child->data)->child, m_widgetStyle );
-    gtk_widget_set_style( GTK_WIDGET(child->data), m_widgetStyle );
-    child = child->next;
-  }
+    return GetDefaultAttributesFromGTKWidget(gtk_tree_view_new, true);
 }
 }
+
+#endif // wxUSE_LISTBOX
wxWidgets (Impactor)