]> git.saurik.com Git - wxWidgets.git/blobdiff - src/gtk/listbox.cpp
removed stray return from SetFont()
[wxWidgets.git] / src / gtk / listbox.cpp
index 1452eae4acbc4a0f5b5ffde81b247a6bd0932a9d..95636a79d5d4a0d31d3bbcbb39c914995ddd9cea 100644 (file)
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
-#include "wx/defs.h"
-
 #if wxUSE_LISTBOX
 
 #include "wx/listbox.h"
-#include "wx/dynarray.h"
-#include "wx/arrstr.h"
-#include "wx/utils.h"
-#include "wx/intl.h"
-#include "wx/checklst.h"
-#include "wx/settings.h"
-#include "wx/log.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/treeentry_gtk.h"
 
 #if wxUSE_TOOLTIPS
-#include "wx/tooltip.h"
+    #include "wx/tooltip.h"
 #endif
 
 #include <gdk/gdk.h>
 
 extern bool           g_blockEventsOnDrag;
 extern bool           g_blockEventsOnScroll;
-extern wxCursor       g_globalCursor;
 
 
-//-----------------------------------------------------------------------------
-// idle system
-//-----------------------------------------------------------------------------
-
-extern void wxapp_install_idle_handler();
-extern bool g_isIdle;
 
 //-----------------------------------------------------------------------------
 // Macro to tell which row the strings are in (1 if native checklist, 0 if not)
 //-----------------------------------------------------------------------------
 
-#if wxUSE_CHECKLISTBOX && wxUSE_NATIVEGTKCHECKLIST
+#if wxUSE_CHECKLISTBOX
 #   define WXLISTBOX_DATACOLUMN_ARG(x)  (x->m_hasCheckBoxes ? 1 : 0)
 #else
 #   define WXLISTBOX_DATACOLUMN_ARG(x)  (0)
-#endif // wxUSE_CHECKLISTBOX && wxUSE_NATIVEGTKCHECKLIST
+#endif // wxUSE_CHECKLISTBOX
 
 #define WXLISTBOX_DATACOLUMN    WXLISTBOX_DATACOLUMN_ARG(this)
 
@@ -78,126 +73,41 @@ gtk_listbox_row_activated_callback(GtkTreeView        *treeview,
     if (g_blockEventsOnDrag) return;
     if (g_blockEventsOnScroll) return;
 
-    if (!listbox->m_hasVMT) return;
-
-    //Notes:
-    //1) This is triggered by either a double-click or a space press
-    //2) We handle both here because
-    //2a) in the case of a space/keypress we can't really know
-    //    which item was pressed on because we can't get coords
-    //    from a keyevent
-    //2b) It seems more correct
+    // This is triggered by either a double-click or a space press
 
     int sel = gtk_tree_path_get_indices(path)[0];
 
-    if(!listbox->m_spacePressed)
-    {
-        //Assume it was double-click
-        wxCommandEvent event(wxEVT_COMMAND_LISTBOX_DOUBLECLICKED, listbox->GetId() );
-        event.SetEventObject( listbox );
+    wxCommandEvent event(wxEVT_COMMAND_LISTBOX_DOUBLECLICKED, listbox->GetId() );
+    event.SetEventObject( listbox );
 
-        if(listbox->IsSelected(sel))
+    if (listbox->IsSelected(sel))
+    {
+        GtkTreeEntry* entry = listbox->GtkGetEntry(sel);
+        
+        if (entry)
         {
-            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(G_OBJECT(entry));
-            }
-            else
-            {
-                wxLogSysError(wxT("Internal error - could not get entry for double-click"));
-                event.SetInt(-1);
-            }
+            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
-            event.SetInt(-1);
-
-        listbox->GetEventHandler()->ProcessEvent( event );
-    }
-    else
-    {
-        listbox->m_spacePressed = false; //don't block selection behaviour anymore
-
-        //Space was pressed - toggle the appropriate checkbox and the selection
-#if wxUSE_CHECKLISTBOX //Do it for both native and non-native
-        if (listbox->m_hasCheckBoxes)
         {
-            wxCheckListBox *clb = (wxCheckListBox *)listbox;
-
-            clb->Check( sel, !clb->IsChecked(sel) );
-
-            wxCommandEvent new_event( wxEVT_COMMAND_CHECKLISTBOX_TOGGLED, listbox->GetId() );
-            new_event.SetEventObject( listbox );
-            new_event.SetInt( sel );
-            listbox->GetEventHandler()->ProcessEvent( new_event );
-        }
-#endif // wxUSE_CHECKLISTBOX
-
-        if(  (((listbox->GetWindowStyleFlag() & wxLB_MULTIPLE) != 0) ||
-              ((listbox->GetWindowStyleFlag() & wxLB_EXTENDED) != 0)) )
-    {
-            //toggle the selection + send event
-            if(listbox->IsSelected( sel ))
-                listbox->GtkSetSelection(sel, FALSE, FALSE);
-    else
-                listbox->GtkSetSelection(sel, TRUE, FALSE);
+            wxLogSysError(wxT("Internal error - could not get entry for double-click"));
+            event.SetInt(-1);
         }
     }
-}
-}
-
-//-----------------------------------------------------------------------------
-// "button_press_event"
-//-----------------------------------------------------------------------------
-
-extern "C" {
-static gint
-gtk_listbox_button_press_callback( GtkWidget *widget,
-                                   GdkEventButton *gdk_event,
-                                   wxListBox *listbox )
-{
-    if (g_isIdle) wxapp_install_idle_handler();
-
-    if (g_blockEventsOnDrag) return FALSE;
-    if (g_blockEventsOnScroll) return FALSE;
-
-    if (!listbox->m_hasVMT) return FALSE;
-
-    //Just to be on the safe side - it should be unset in the activate callback
-    //but we don't want any obscure bugs if it doesn't get called somehow...
-    listbox->m_spacePressed = false;
-
-#if wxUSE_CHECKLISTBOX && !wxUSE_NATIVEGTKCHECKLIST
-    if ((listbox->m_hasCheckBoxes) && (gdk_event->x < 15) && (gdk_event->type != GDK_2BUTTON_PRESS))
+    else
     {
-        GtkTreePath* path;
-        gtk_tree_view_get_path_at_pos(GTK_TREE_VIEW(widget), 
-                                  (gint)gdk_event->x, (gint)gdk_event->y,
-                                  &path, NULL, NULL, NULL);
-        int sel = gtk_tree_path_get_indices(path)[0];
-        gtk_tree_path_free(path);
-
-        wxCheckListBox *clb = (wxCheckListBox *)listbox;
-
-        clb->Check( sel, !clb->IsChecked(sel) );
-
-        wxCommandEvent event( wxEVT_COMMAND_CHECKLISTBOX_TOGGLED, listbox->GetId() );
-        event.SetEventObject( listbox );
-        event.SetInt( sel );
-        listbox->GetEventHandler()->ProcessEvent( event );
+        event.SetInt(-1);
     }
-#endif // wxUSE_CHECKLISTBOX && !wxUSE_NATIVEGTKCHECKLIST
 
-    return FALSE;
+    listbox->GetEventHandler()->ProcessEvent( event );
 }
 }
 
@@ -207,17 +117,12 @@ gtk_listbox_button_press_callback( GtkWidget *widget,
 
 extern "C" {
 static gint
-gtk_listbox_key_press_callback( GtkWidget *widget, 
-                                GdkEventKey *gdk_event, 
+gtk_listbox_key_press_callback( GtkWidget *widget,
+                                GdkEventKey *gdk_event,
                                 wxListBox *listbox )
 {
-    if (g_isIdle) wxapp_install_idle_handler();
-
     if (g_blockEventsOnDrag) return FALSE;
 
-
-    bool ret = FALSE;
-
     if ((gdk_event->keyval == GDK_Tab) || (gdk_event->keyval == GDK_ISO_Left_Tab))
     {
         wxNavigationKeyEvent new_event;
@@ -226,32 +131,8 @@ gtk_listbox_key_press_callback( GtkWidget *widget,
         /* CTRL-TAB changes the (parent) window, i.e. switch notebook page */
         new_event.SetWindowChange( (gdk_event->state & GDK_CONTROL_MASK) );
         new_event.SetCurrentFocus( listbox );
-        ret = listbox->GetEventHandler()->ProcessEvent( new_event );
-    }
-
-    if ((gdk_event->keyval == GDK_Return) && (!ret))
-    {
-        // eat return in all modes (RN:WHY?)
-        ret = TRUE;
-    }
-
-    // Check or uncheck item with SPACE
-    if (gdk_event->keyval == ' ')
-        {
-        //In the keyevent we don't know the index of the item
-        //and the activated event gets called anyway...
-        //
-        //Also, activating with the space causes the treeview to 
-        //unselect all the items and then select the item in question
-        //wx's behaviour is to just toggle the item's selection state
-        //and leave the others alone
-        listbox->m_spacePressed = true;
-    }
-
-    if (ret)
-    {
-        g_signal_stop_emission_by_name (widget, "key_press_event");
-        return TRUE;
+        if (listbox->GetEventHandler()->ProcessEvent( new_event ))
+            return TRUE;
     }
 
     return FALSE;
@@ -259,79 +140,79 @@ gtk_listbox_key_press_callback( GtkWidget *widget,
 }
 
 //-----------------------------------------------------------------------------
-// "select" and "deselect"
+// "changed"
 //-----------------------------------------------------------------------------
 
 extern "C" {
-static gboolean gtk_listitem_select_cb( GtkTreeSelection* selection,
-                                        GtkTreeModel* model,
-                                        GtkTreePath* path,
-                                        gboolean is_selected,
-                                        wxListBox *listbox )
+static void
+gtk_listitem_changed_callback( GtkTreeSelection* selection, wxListBox *listbox )
 {
-    if (g_isIdle) wxapp_install_idle_handler();
-
-    if (!listbox->m_hasVMT) return TRUE;
-    if (g_blockEventsOnDrag) return TRUE;
-
-    if (listbox->m_spacePressed) return FALSE; //see keyevent callback
-    if (listbox->m_blockEvent) return TRUE;
-
-    // NB: wxdocs explicitly say that this event only gets sent when
-    // something is actually selected, plus the controls example
-    // assumes so and passes -1 to the dogetclientdata funcs if not
-
-    // OK, so basically we need to do a bit of a run-around here as
-    // 1) is_selected says whether the item(s?) are CURRENTLY selected -    
-    //    i.e. if is_selected is FALSE then the item is going to be 
-    //    selected right now!
-    // 2) However, since it is not already selected and the user 
-    //    will expect it to be we need to manually select it and
-    //    return FALSE telling GTK we handled the selection
-    if (is_selected) return TRUE;
-
-    int nIndex = gtk_tree_path_get_indices(path)[0];
-    GtkTreeEntry* entry = listbox->GtkGetEntry(nIndex);
-
-    if(entry)
-    {
-        //Now, as mentioned above, we manually select the row that is/was going
-        //to be selected anyway by GTK
-        listbox->m_blockEvent = TRUE; //if we don't block events we will lock the
-                                      //app due to recursion!!
-
-        GtkTreeSelection* selection = 
-            gtk_tree_view_get_selection(listbox->m_treeview);
-        GtkTreeIter iter;
-        gtk_tree_model_get_iter(GTK_TREE_MODEL(listbox->m_liststore), &iter, path);
-        gtk_tree_selection_select_iter(selection, &iter);
-
-        listbox->m_blockEvent = FALSE;
-
-        //Finally, send the wx event
+    if (g_blockEventsOnDrag) return;
+    
+    if (listbox->m_blockEvent) return;
+    
     wxCommandEvent event(wxEVT_COMMAND_LISTBOX_SELECTED, listbox->GetId() );
     event.SetEventObject( listbox );
 
-    // indicate whether this is a selection or a deselection
-        event.SetExtraLong( 1 );
+    if (listbox->HasFlag(wxLB_MULTIPLE) || listbox->HasFlag(wxLB_EXTENDED))
+    {
+        wxArrayInt selections;
+        listbox->GetSelections( selections );
+        
+        if (selections.GetCount() == 0)
+        {
+            // indicate that this is a deselection
+            event.SetExtraLong( 0 );
+            event.SetInt( -1 );
+        
+            listbox->GetEventHandler()->ProcessEvent( event );
+        
+            return;
+        }
+        else
+        {
+            // indicate that this is a selection
+            event.SetExtraLong( 1 );
+            event.SetInt( selections[0] );
+        
+            listbox->GetEventHandler()->ProcessEvent( event );
+        }
+    }
+    else
+    {
+        int index = listbox->GetSelection();
+        if (index == wxNOT_FOUND)
+        {
+            // indicate that this is a deselection
+            event.SetExtraLong( 0 );
+            event.SetInt( -1 );
+        
+            listbox->GetEventHandler()->ProcessEvent( event );
+        
+            return;
+        }
+        else
+        {
+            GtkTreeEntry* entry = listbox->GtkGetEntry( index );
+
+            // indicate that this is a selection
+            event.SetExtraLong( 1 );
 
-        event.SetInt(nIndex);
-        event.SetString(wxConvUTF8.cMB2WX(gtk_tree_entry_get_label(entry)));
+            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) 
+            if ( listbox->HasClientObjectData() )
+                event.SetClientObject(
+                    (wxClientData*) gtk_tree_entry_get_userdata(entry)
                                  );
-        else if ( listbox->HasClientUntypedData() )
-            event.SetClientData( gtk_tree_entry_get_userdata(entry) );
+            else if ( listbox->HasClientUntypedData() )
+                event.SetClientData( gtk_tree_entry_get_userdata(entry) );
 
-    listbox->GetEventHandler()->ProcessEvent( event );
+            listbox->GetEventHandler()->ProcessEvent( event );
 
-        g_object_unref(G_OBJECT(entry));
-        return FALSE;  //We handled it/did it manually
+            g_object_unref (entry);
+        }
     }
-
-    return TRUE; //allow selection to change
 }
 }
 
@@ -340,13 +221,13 @@ static gboolean gtk_listitem_select_cb( GtkTreeSelection* selection,
 //-----------------------------------------------------------------------------
 
 extern "C" {
-static void gtk_tree_entry_destroy_cb(GtkTreeEntry* entry, 
+static void gtk_tree_entry_destroy_cb(GtkTreeEntry* entry,
                                       wxListBox* listbox)
 {
-    if(listbox->HasClientObjectData())
+    if (listbox->HasClientObjectData())
     {
         gpointer userdata = gtk_tree_entry_get_userdata(entry);
-        if(userdata)
+        if (userdata)
             delete (wxClientData *)userdata;
     }
 }
@@ -367,11 +248,11 @@ static gint gtk_listbox_sort_callback(GtkTreeModel *model,
 
     gtk_tree_model_get(GTK_TREE_MODEL(listbox->m_liststore),
                              a,
-                             WXLISTBOX_DATACOLUMN_ARG(listbox), 
+                             WXLISTBOX_DATACOLUMN_ARG(listbox),
                              &entry, -1);
     gtk_tree_model_get(GTK_TREE_MODEL(listbox->m_liststore),
                              b,
-                             WXLISTBOX_DATACOLUMN_ARG(listbox), 
+                             WXLISTBOX_DATACOLUMN_ARG(listbox),
                              &entry2, -1);
     wxCHECK_MSG(entry, 0, wxT("Could not get entry"));
     wxCHECK_MSG(entry2, 0, wxT("Could not get entry2"));
@@ -381,8 +262,8 @@ static gint gtk_listbox_sort_callback(GtkTreeModel *model,
     int ret = strcasecmp(gtk_tree_entry_get_collate_key(entry),
                          gtk_tree_entry_get_collate_key(entry2));
 
-    g_object_unref(G_OBJECT(entry));
-    g_object_unref(G_OBJECT(entry2));
+    g_object_unref (entry);
+    g_object_unref (entry2);
 
     return ret;
 }
@@ -403,16 +284,15 @@ static gboolean gtk_listbox_searchequal_callback(GtkTreeModel* model,
 
     gtk_tree_model_get(GTK_TREE_MODEL(listbox->m_liststore),
                              iter,
-                             WXLISTBOX_DATACOLUMN_ARG(listbox), 
+                             WXLISTBOX_DATACOLUMN_ARG(listbox),
                              &entry, -1);
     wxCHECK_MSG(entry, 0, wxT("Could not get entry"));
-    gchar* keycollatekey = g_utf8_collate_key(key, -1);
+    wxGtkString keycollatekey(g_utf8_collate_key(key, -1));
 
     int ret = strcasecmp(keycollatekey,
                          gtk_tree_entry_get_collate_key(entry));
 
-    g_free(keycollatekey);
-    g_object_unref(G_OBJECT(entry));
+    g_object_unref (entry);
 
     return ret != 0;
 }
@@ -428,13 +308,12 @@ IMPLEMENT_DYNAMIC_CLASS(wxListBox, wxControl)
 // construction
 // ----------------------------------------------------------------------------
 
-wxListBox::wxListBox()
+void wxListBox::Init()
 {
     m_treeview = (GtkTreeView*) NULL;
 #if wxUSE_CHECKLISTBOX
-    m_hasCheckBoxes = FALSE;
+    m_hasCheckBoxes = false;
 #endif // wxUSE_CHECKLISTBOX
-    m_spacePressed = false;
 }
 
 bool wxListBox::Create( wxWindow *parent, wxWindowID id,
@@ -455,15 +334,15 @@ bool wxListBox::Create( wxWindow *parent, wxWindowID id,
                         long style, const wxValidator& validator,
                         const wxString &name )
 {
-    m_needParent = TRUE;
-    m_acceptsFocus = TRUE;
-    m_blockEvent = FALSE;
+    m_needParent = true;
+    m_acceptsFocus = true;
+    m_blockEvent = false;
 
     if (!PreCreation( parent, pos, size ) ||
         !CreateBase( parent, id, pos, size, style, validator, name ))
     {
         wxFAIL_MSG( wxT("wxListBox creation failed") );
-        return FALSE;
+        return false;
     }
 
     m_widget = gtk_scrolled_window_new( (GtkAdjustment*) NULL, (GtkAdjustment*) NULL );
@@ -478,26 +357,28 @@ bool wxListBox::Create( wxWindow *parent, wxWindowID id,
         GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC );
     }
 
+
+    GtkScrolledWindowSetBorder(m_widget, style);
+
     m_treeview = GTK_TREE_VIEW( gtk_tree_view_new( ) );
 
     //wxListBox doesn't have a header :)
     //NB: If enabled SetFirstItem doesn't work correctly
     gtk_tree_view_set_headers_visible(m_treeview, FALSE);
 
-#if wxUSE_CHECKLISTBOX && wxUSE_NATIVEGTKCHECKLIST
+#if wxUSE_CHECKLISTBOX
     if(m_hasCheckBoxes)
         ((wxCheckListBox*)this)->DoCreateCheckList();
-#endif // wxUSE_CHECKLISTBOX && wxUSE_NATIVEGTKCHECKLIST
+#endif // wxUSE_CHECKLISTBOX
 
     // Create the data column
-    gtk_tree_view_insert_column_with_attributes(m_treeview, -1, "", 
+    gtk_tree_view_insert_column_with_attributes(m_treeview, -1, "",
                                                 gtk_cell_renderer_text_new(),
-                                                "text", 
+                                                "text",
                                                 WXLISTBOX_DATACOLUMN, NULL);
 
     // Now create+set the model (GtkListStore) - first argument # of columns
-
-#if wxUSE_CHECKLISTBOX && wxUSE_NATIVEGTKCHECKLIST
+#if wxUSE_CHECKLISTBOX
     if(m_hasCheckBoxes)
         m_liststore = gtk_list_store_new(2, G_TYPE_BOOLEAN,
                                             GTK_TYPE_TREE_ENTRY);
@@ -506,17 +387,17 @@ bool wxListBox::Create( wxWindow *parent, wxWindowID id,
         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(G_OBJECT(m_liststore)); //free on treeview destruction
-    
+
+    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 
+    // 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, 
+    gtk_tree_view_set_search_equal_func(m_treeview,
        (GtkTreeViewSearchEqualFunc) gtk_listbox_searchequal_callback,
                                         this,
                                         NULL);
@@ -525,9 +406,9 @@ bool wxListBox::Create( wxWindow *parent, wxWindowID id,
 
 
     GtkTreeSelection* selection = gtk_tree_view_get_selection( m_treeview );
-    gtk_tree_selection_set_select_function(selection, 
-                     (GtkTreeSelectionFunc)gtk_listitem_select_cb,
-                                           this, NULL); //NULL == destroycb         
+    
+    g_signal_connect_after (selection, "changed",
+                            G_CALLBACK (gtk_listitem_changed_callback), this);
 
     GtkSelectionMode mode;
     if (style & wxLB_MULTIPLE)
@@ -547,15 +428,15 @@ bool wxListBox::Create( wxWindow *parent, wxWindowID id,
 
     gtk_tree_selection_set_mode( selection, mode );
 
-    //Handle sortable stuff 
+    // Handle sortable stuff
     if(style & wxLB_SORT)
     {
-        //Setup sorting in ascending (wx) order
-        gtk_tree_sortable_set_sort_column_id(GTK_TREE_SORTABLE(m_liststore), 
-                                             WXLISTBOX_DATACOLUMN, 
+        // 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
+        // Set the sort callback
         gtk_tree_sortable_set_sort_func(GTK_TREE_SORTABLE(m_liststore),
                                         WXLISTBOX_DATACOLUMN,
                    (GtkTreeIterCompareFunc) gtk_listbox_sort_callback,
@@ -565,27 +446,18 @@ bool wxListBox::Create( wxWindow *parent, wxWindowID id,
     }
 
 
-    gtk_scrolled_window_add_with_viewport( GTK_SCROLLED_WINDOW(m_widget), 
-                                           GTK_WIDGET(m_treeview) );
-
-    /* make list scroll when moving the focus down using cursor keys */
-    gtk_container_set_focus_vadjustment(
-        GTK_CONTAINER(m_treeview),
-        gtk_scrolled_window_get_vadjustment(
-        GTK_SCROLLED_WINDOW(m_widget)));
+    gtk_container_add (GTK_CONTAINER (m_widget), GTK_WIDGET(m_treeview) );
 
     gtk_widget_show( GTK_WIDGET(m_treeview) );
+    m_focusWidget = GTK_WIDGET(m_treeview);
 
     wxListBox::DoInsertItems(wxArrayString(n, choices), 0); // insert initial items
 
-    //treeview-specific events
-    g_signal_connect(m_treeview, "row-activated",
+    // generate dclick events
+    g_signal_connect_after(m_treeview, "row-activated",
                      G_CALLBACK(gtk_listbox_row_activated_callback), this);
 
-    // other events
-    g_signal_connect (m_treeview, "button_press_event",
-                      G_CALLBACK (gtk_listbox_button_press_callback),
-                      this);
+    // for panel navigation
     g_signal_connect (m_treeview, "key_press_event",
                       G_CALLBACK (gtk_listbox_key_press_callback),
                            this);
@@ -593,14 +465,14 @@ bool wxListBox::Create( wxWindow *parent, wxWindowID id,
     m_parent->DoAddChild( this );
 
     PostCreation(size);
-    SetBestSize(size); // need this too because this is a wxControlWithItems
+    SetInitialSize(size); // need this too because this is a wxControlWithItems
 
-    return TRUE;
+    return true;
 }
 
 wxListBox::~wxListBox()
 {
-    m_hasVMT = FALSE;
+    m_hasVMT = false;
 
     Clear();
 }
@@ -609,8 +481,8 @@ wxListBox::~wxListBox()
 // adding items
 // ----------------------------------------------------------------------------
 
-void wxListBox::GtkInsertItems(const wxArrayString& items, 
-                        void** clientData, int pos)
+void wxListBox::GtkInsertItems(const wxArrayString& items,
+                               void** clientData, unsigned int pos)
 {
     wxCHECK_RET( m_treeview != NULL, wxT("invalid listbox") );
 
@@ -618,46 +490,34 @@ void wxListBox::GtkInsertItems(const wxArrayString& items,
 
     // Create and set column ids and GValues
 
-    size_t nNum = items.GetCount();
-    int nCurCount = wxListBox::GetCount();
+    unsigned int nNum = items.GetCount();
+    unsigned int nCurCount = wxListBox::GetCount();
     wxASSERT_MSG(pos <= nCurCount, wxT("Invalid index passed to wxListBox"));
 
-    GtkTreeIter* pIter;
-    if (pos == nCurCount)
-    {
-        pIter = NULL; // append
-    }
-    else
+    GtkTreeIter* pIter = NULL; // append by default
+    GtkTreeIter iter;
+    if (pos != nCurCount)
     {
-        GtkTreeIter iter;
         gboolean res = gtk_tree_model_iter_nth_child(
                         GTK_TREE_MODEL(m_liststore),
                         &iter, NULL, //NULL = parent = get first
-                        pos );
+                        (int)pos );
         if(!res)
         {
             wxLogSysError(wxT("internal wxListBox error in insertion"));
-            return;   
+            return;
         }
 
         pIter = &iter;
     }
 
-    for (size_t i = 0; i < nNum; ++i)
+    for (unsigned int i = 0; i < nNum; ++i)
     {
         wxString label = items[i];
 
-#if wxUSE_CHECKLISTBOX && !wxUSE_NATIVEGTKCHECKLIST
-    if (m_hasCheckBoxes)
-    {
-        label.Prepend(wxCHECKLBOX_STRING);
-    }
-#endif // wxUSE_CHECKLISTBOX
-
-
         GtkTreeEntry* entry = gtk_tree_entry_new();
-        gtk_tree_entry_set_label(entry, wxConvUTF8.cWX2MB(label));
-        gtk_tree_entry_set_destroy_func(entry, 
+        gtk_tree_entry_set_label(entry, wxGTK_CONV(label));
+        gtk_tree_entry_set_destroy_func(entry,
                 (GtkTreeEntryDestroy)gtk_tree_entry_destroy_cb,
                             this);
 
@@ -667,40 +527,75 @@ void wxListBox::GtkInsertItems(const wxArrayString& items,
         GtkTreeIter itercur;
         gtk_list_store_insert_before(m_liststore, &itercur, pIter);
 
-#if wxUSE_CHECKLISTBOX && wxUSE_NATIVEGTKCHECKLIST
+#if wxUSE_CHECKLISTBOX
         if (m_hasCheckBoxes)
         {
-            gtk_list_store_set(m_liststore, &itercur, 
+            gtk_list_store_set(m_liststore, &itercur,
                                  0, FALSE, //FALSE == not toggled
                                  1, entry, -1);
         }
         else
 #endif
-            gtk_list_store_set(m_liststore, &itercur, 
+            gtk_list_store_set(m_liststore, &itercur,
                                  0, entry, -1);
 
-        g_object_unref(G_OBJECT(entry)); //liststore always refs :)
+        g_object_unref (entry); //liststore always refs :)
     }
 }
 
-void wxListBox::DoInsertItems(const wxArrayString& items, int pos)
+void wxListBox::DoInsertItems(const wxArrayString& items, unsigned int pos)
 {
+    wxCHECK_RET( IsValidInsert(pos), wxT("invalid index in wxListBox::InsertItems") );
+
     GtkInsertItems(items, NULL, pos);
 }
 
 int wxListBox::DoAppend( const wxString& item )
 {
+    wxCHECK_MSG( m_treeview != NULL, -1, wxT("invalid listbox") );
+
     InvalidateBestSize();
 
-    //Just call DoInsertItems for now
-    //RN: Originally I had gtk_list_store_append etc.
-    //    here as an optimization but now the insert
-    //    has been streamlined and its quite a bit of code duplication
-    int nWhere = wxListBox::GetCount();
-    wxArrayString aItems;
-    aItems.Add(item);
-    wxListBox::DoInsertItems(aItems, nWhere);
-    return nWhere;
+    GtkTreeEntry* entry = gtk_tree_entry_new();
+    gtk_tree_entry_set_label( entry, wxGTK_CONV(item) );
+    gtk_tree_entry_set_destroy_func(entry,
+                (GtkTreeEntryDestroy)gtk_tree_entry_destroy_cb,
+                            this);
+
+    GtkTreeIter itercur;
+    gtk_list_store_insert_before( m_liststore, &itercur, NULL );
+
+#if wxUSE_CHECKLISTBOX
+    if (m_hasCheckBoxes)
+    {
+            gtk_list_store_set(  m_liststore, &itercur,
+                                 0, FALSE, //FALSE == not toggled
+                                 1, entry, -1);
+    }
+    else
+#endif
+        gtk_list_store_set(m_liststore, &itercur,
+                                 0, entry, -1);
+
+    g_object_unref (entry); //liststore always refs :)
+
+    GtkTreePath* path = gtk_tree_model_get_path(
+                                GTK_TREE_MODEL(m_liststore),
+                                &itercur);
+
+    gint* pIntPath = gtk_tree_path_get_indices(path);
+
+    if (pIntPath == NULL)
+    {
+        wxLogSysError(wxT("internal wxListBox error in insertion"));
+        return wxNOT_FOUND;
+    }
+
+    int index = pIntPath[0];
+
+    gtk_tree_path_free( path );
+
+    return index;
 }
 
 void wxListBox::DoSetItems( const wxArrayString& items,
@@ -718,19 +613,23 @@ void wxListBox::Clear()
 {
     wxCHECK_RET( m_treeview != NULL, wxT("invalid listbox") );
 
+    InvalidateBestSize();
+
     gtk_list_store_clear( m_liststore ); /* well, THAT was easy :) */
 }
 
-void wxListBox::Delete( int n )
+void wxListBox::Delete(unsigned int n)
 {
     wxCHECK_RET( m_treeview != NULL, wxT("invalid listbox") );
 
+    InvalidateBestSize();
+
     GtkTreeIter iter;
     gboolean res = gtk_tree_model_iter_nth_child(
                         GTK_TREE_MODEL(m_liststore),
                         &iter, NULL, //NULL = parent = get first
                         n
-                                                );
+                   );
 
     wxCHECK_RET( res, wxT("wrong listbox index") );
 
@@ -754,7 +653,7 @@ struct _GtkTreeEntry* wxListBox::GtkGetEntry(int n) const
     if (!res)
     {
         wxLogDebug(wxT("gtk_tree_model_iter_nth_child failed\n")
-                   wxT("Passed in value was:[%i]  List size:[%i]"),
+                   wxT("Passed in value was:[%i]  List size:[%u]"),
                    n, wxListBox::GetCount() );
         return NULL;
     }
@@ -771,37 +670,37 @@ struct _GtkTreeEntry* wxListBox::GtkGetEntry(int n) const
 // client data
 // ----------------------------------------------------------------------------
 
-void* wxListBox::DoGetItemClientData( int n ) const
+void* wxListBox::DoGetItemClientData(unsigned int n) const
 {
-    wxCHECK_MSG( n >= 0 && n < wxListBox::GetCount(), NULL, 
+    wxCHECK_MSG( IsValid(n), NULL,
                  wxT("Invalid index passed to GetItemClientData") );
 
     GtkTreeEntry* entry = GtkGetEntry(n);
     wxCHECK_MSG(entry, NULL, wxT("could not get entry"));
 
     void* userdata = gtk_tree_entry_get_userdata( entry );
-    g_object_unref(G_OBJECT(entry));
+    g_object_unref (entry);
     return userdata;
 }
 
-wxClientData* wxListBox::DoGetItemClientObject( int n ) const
+wxClientData* wxListBox::DoGetItemClientObject(unsigned int n) const
 {
     return (wxClientData*) wxListBox::DoGetItemClientData(n);
 }
 
-void wxListBox::DoSetItemClientData( int n, void* clientData )
+void wxListBox::DoSetItemClientData(unsigned int n, void* clientData)
 {
-    wxCHECK_RET( n >= 0 && n < wxListBox::GetCount(), 
+    wxCHECK_RET( IsValid(n),
                  wxT("Invalid index passed to SetItemClientData") );
 
     GtkTreeEntry* entry = GtkGetEntry(n);
     wxCHECK_RET(entry, wxT("could not get entry"));
 
     gtk_tree_entry_set_userdata( entry, clientData );
-    g_object_unref(G_OBJECT(entry));
+    g_object_unref (entry);
 }
 
-void wxListBox::DoSetItemClientObject( int n, wxClientData* clientData )
+void wxListBox::DoSetItemClientObject(unsigned int n, wxClientData* clientData)
 {
     // wxItemContainer already deletes data for us
     wxListBox::DoSetItemClientData(n, (void*) clientData);
@@ -811,8 +710,9 @@ void wxListBox::DoSetItemClientObject( int n, wxClientData* clientData )
 // string list access
 // ----------------------------------------------------------------------------
 
-void wxListBox::SetString( int n, const wxString &string )
+void wxListBox::SetString(unsigned int n, const wxString &string)
 {
+    wxCHECK_RET( IsValid(n), wxT("invalid index in wxListBox::SetString") );
     wxCHECK_RET( m_treeview != NULL, wxT("invalid listbox") );
 
     GtkTreeEntry* entry = GtkGetEntry(n);
@@ -820,17 +720,12 @@ void wxListBox::SetString( int n, const wxString &string )
 
     wxString label = string;
 
-#if wxUSE_CHECKLISTBOX && !wxUSE_NATIVEGTKCHECKLIST
-        if (m_hasCheckBoxes)
-            label.Prepend(wxCHECKLBOX_STRING);
-#endif // wxUSE_CHECKLISTBOX
-
-    // RN: This may look wierd but the problem is that the TreeView 
+    // RN: This may look wierd but the problem is that the TreeView
     // doesn't resort or update when changed above and there is no real
     // notification function...
     void* userdata = gtk_tree_entry_get_userdata(entry);
     gtk_tree_entry_set_userdata(entry, NULL); //don't delete on destroy
-    g_object_unref(G_OBJECT(entry));
+    g_object_unref (entry);
 
     bool bWasSelected = wxListBox::IsSelected(n);
     wxListBox::Delete(n);
@@ -839,10 +734,10 @@ void wxListBox::SetString( int n, const wxString &string )
     aItems.Add(label);
     GtkInsertItems(aItems, &userdata, n);
     if (bWasSelected)
-        wxListBox::GtkSetSelection(n, TRUE, TRUE);
+        wxListBox::GtkSetSelection(n, true, true);
 }
 
-wxString wxListBox::GetString( int n ) const
+wxString wxListBox::GetString(unsigned int n) const
 {
     wxCHECK_MSG( m_treeview != NULL, wxEmptyString, wxT("invalid listbox") );
 
@@ -851,23 +746,15 @@ wxString wxListBox::GetString( int n ) const
 
     wxString label = wxGTK_CONV_BACK( gtk_tree_entry_get_label(entry) );
 
-#if wxUSE_CHECKLISTBOX && !wxUSE_NATIVEGTKCHECKLIST
-    // checklistboxes have "[±] " prepended to their lables, remove it
-    //
-    // NB: 4 below is the length of wxCHECKLBOX_STRING from wx/gtk/checklst.h
-    if ( m_hasCheckBoxes )
-        label.erase(0, 4);
-#endif // wxUSE_CHECKLISTBOX
-
-    g_object_unref(G_OBJECT(entry));
+    g_object_unref (entry);
     return label;
 }
 
-int wxListBox::GetCount() const
+unsigned int wxListBox::GetCount() const
 {
-    wxCHECK_MSG( m_treeview != NULL, -1, wxT("invalid listbox") );
+    wxCHECK_MSG( m_treeview != NULL, 0, wxT("invalid listbox") );
 
-    return gtk_tree_model_iter_n_children(GTK_TREE_MODEL(m_liststore), NULL);
+    return (unsigned int)gtk_tree_model_iter_n_children(GTK_TREE_MODEL(m_liststore), NULL);
 }
 
 int wxListBox::FindString( const wxString &item, bool bCase ) const
@@ -875,12 +762,12 @@ int wxListBox::FindString( const wxString &item, bool bCase ) const
     wxCHECK_MSG( m_treeview != NULL, wxNOT_FOUND, wxT("invalid listbox") );
 
     //Sort of hackish - maybe there is a faster way
-    int nCount = wxListBox::GetCount();
+    unsigned int nCount = wxListBox::GetCount();
 
-    for(int i = 0; i < nCount; ++i)
+    for(unsigned int i = 0; i < nCount; ++i)
     {
         if( item.IsSameAs( wxListBox::GetString(i), bCase ) )
-            return i;
+            return (int)i;
     }
 
 
@@ -894,16 +781,16 @@ int wxListBox::FindString( const wxString &item, bool bCase ) const
 
 int wxListBox::GetSelection() const
 {
-    wxCHECK_MSG( m_treeview != NULL, -1, wxT("invalid listbox"));
-    wxCHECK_MSG( HasFlag(wxLB_SINGLE), -1, 
+    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;    
+    GtkTreeIter iter;
     GtkTreeSelection* selection = gtk_tree_view_get_selection(m_treeview);
 
-    // only works on single-sel    
+    // only works on single-sel
     if (!gtk_tree_selection_get_selected(selection, NULL, &iter))
-        return -1;
+        return wxNOT_FOUND;
 
     GtkTreePath* path =
         gtk_tree_model_get_path(GTK_TREE_MODEL(m_liststore), &iter);
@@ -917,12 +804,12 @@ int wxListBox::GetSelection() const
 
 int wxListBox::GetSelections( wxArrayInt& aSelections ) const
 {
-    wxCHECK_MSG( m_treeview != NULL, -1, wxT("invalid listbox") );
+    wxCHECK_MSG( m_treeview != NULL, wxNOT_FOUND, wxT("invalid listbox") );
 
     aSelections.Empty();
 
         int i = 0;
-    GtkTreeIter iter;    
+    GtkTreeIter iter;
     GtkTreeSelection* selection = gtk_tree_view_get_selection(m_treeview);
 
     if (gtk_tree_model_get_iter_first(GTK_TREE_MODEL(m_liststore), &iter))
@@ -941,7 +828,7 @@ int wxListBox::GetSelections( wxArrayInt& aSelections ) const
 
 bool wxListBox::IsSelected( int n ) const
 {
-    wxCHECK_MSG( m_treeview != NULL, FALSE, wxT("invalid listbox") );
+    wxCHECK_MSG( m_treeview != NULL, false, wxT("invalid listbox") );
 
     GtkTreeSelection* selection = gtk_tree_view_get_selection(m_treeview);
 
@@ -950,15 +837,39 @@ bool wxListBox::IsSelected( int n ) const
                         GTK_TREE_MODEL(m_liststore),
                         &iter, NULL, //NULL = parent = get first
                         n );
-                        
-    wxCHECK_MSG( res, FALSE, wxT("Invalid index") );
+
+    wxCHECK_MSG( res, false, wxT("Invalid index") );
 
     return gtk_tree_selection_iter_is_selected(selection, &iter);
 }
 
 void wxListBox::DoSetSelection( int n, bool select )
 {
-    return GtkSetSelection(n, select, TRUE); //docs say no events here
+    // passing -1 to SetSelection() is documented to deselect all items
+    if ( n == wxNOT_FOUND )
+    {
+        // ... and not generate any events in the process
+        GtkDeselectAll();
+        return;
+    }
+
+    wxCHECK_RET( IsValid(n), wxT("invalid index in wxListBox::SetSelection") );
+
+    // don't generate the selection event
+    GtkSetSelection(n, select, true);
+}
+
+void wxListBox::GtkDeselectAll()
+{
+    wxCHECK_RET( m_treeview != NULL, wxT("invalid listbox") );
+
+    GtkTreeSelection* selection = gtk_tree_view_get_selection(m_treeview);
+
+    m_blockEvent = true;
+
+    gtk_tree_selection_unselect_all(selection);
+
+    m_blockEvent = false;
 }
 
 void wxListBox::GtkSetSelection(int n, const bool select, const bool blockEvent)
@@ -982,56 +893,73 @@ void wxListBox::GtkSetSelection(int n, const bool select, const bool blockEvent)
     else
         gtk_tree_selection_unselect_iter(selection, &iter);
 
-    m_blockEvent = FALSE;
+    m_blockEvent = false;
 }
 
 void wxListBox::DoSetFirstItem( int n )
 {
     wxCHECK_RET( m_treeview, wxT("invalid listbox") );
-    wxCHECK_RET( n >= 0 && n < wxListBox::GetCount(), wxT("invalid index"));
+    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 (m_treeview))
         return;
 
-    // terribly efficient (RN:???)
-    // RN: Note that evidently the vadjustment property "vadjustment" from
-    // GtkTreeView is different from the "gtk-vadjustment"...
-    // (i.e. gtk_tree_view_get_vadjustment)
-    const gchar *vadjustment_key = "gtk-vadjustment";
-    guint vadjustment_key_id = g_quark_from_static_string (vadjustment_key);
+    GtkTreeIter iter;
+    gtk_tree_model_iter_nth_child(
+                                    GTK_TREE_MODEL(m_liststore),
+                                    &iter,
+                                    NULL, //NULL = parent = get first
+                                    n
+                                 );
 
-    GtkAdjustment *adjustment =
-       (GtkAdjustment*) g_object_get_qdata(G_OBJECT (m_treeview), vadjustment_key_id);
-    wxCHECK_RET( adjustment, wxT("invalid listbox code") );
+    GtkTreePath* path = gtk_tree_model_get_path(
+                            GTK_TREE_MODEL(m_liststore), &iter);
 
-    // Get the greater of the item heights from each column
-    gint cellheight = 0, cellheightcur;
-    GList* columnlist = gtk_tree_view_get_columns(m_treeview);
-    GList* curlist = columnlist;
+    // Scroll to the desired cell (0.0 == topleft alignment)
+    gtk_tree_view_scroll_to_cell(m_treeview, path, NULL,
+                                 TRUE, 0.0f, 0.0f);
 
-    while(curlist)
-    {
-        gtk_tree_view_column_cell_get_size(
-            GTK_TREE_VIEW_COLUMN(curlist->data),
-            NULL, NULL, NULL, NULL,
-            &cellheightcur);
+    gtk_tree_path_free(path);
+}
 
-        cellheight = cellheightcur > cellheight ? 
-                      cellheightcur : cellheight;
+// ----------------------------------------------------------------------------
+// hittest
+// ----------------------------------------------------------------------------
 
-        curlist = curlist->next;
+int wxListBox::DoListHitTest(const wxPoint& point) const
+{
+    // 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
+          ) )
+    {
+        return wxNOT_FOUND;
     }
 
-    g_list_free(columnlist);
+    int index = gtk_tree_path_get_indices(path)[0];
+    gtk_tree_path_free(path);
 
-    float y = (float) (cellheight * n);
-    if (y > adjustment->upper - adjustment->page_size)
-        y = adjustment->upper - adjustment->page_size;
-    gtk_adjustment_set_value( adjustment, y );
+    return index;
 }
 
-
 // ----------------------------------------------------------------------------
 // helpers
 // ----------------------------------------------------------------------------
@@ -1046,44 +974,24 @@ void wxListBox::ApplyToolTip( GtkTooltips *tips, const wxChar *tip )
 
 GtkWidget *wxListBox::GetConnectWidget()
 {
-    // return GTK_WIDGET(m_treeview);
-    return m_widget;
-}
-
-bool wxListBox::IsOwnGtkWindow( GdkWindow *window )
-{
-    return (window == GetGtkBinWindow());
+    // 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);
 }
 
-GdkWindow* wxListBox::GetGtkBinWindow()
+GdkWindow *wxListBox::GTKGetWindow(wxArrayGdkWindows& WXUNUSED(windows)) const
 {
-    // GtkTreeView has 2 GdkWindows (just like GtkPizza and
-    // any other GtkWidget that can scroll). The one on top
-    // is usually called "->bin_window" and is the one we are
-    // looking for here. Since GtkTreeView hides this in the
-    // private data section, we assume that "->window" only has
-    // one child window, namely, the "->bin_window". 
-    
-    GdkWindow *window = GTK_WIDGET(m_treeview)->window;
-    if (window == NULL)
-        return NULL;
-    
-    GList *children = gdk_window_peek_children( window );
-    if (g_list_length(children) == 0)
-        return NULL;
-        
-    GdkWindow *bin_window = (GdkWindow*) g_list_nth_data( children, 0 );
-    return bin_window;
+    return gtk_tree_view_get_bin_window(m_treeview);
 }
 
 void wxListBox::DoApplyWidgetStyle(GtkRcStyle *style)
 {
     if (m_hasBgCol && m_backgroundColour.Ok())
     {
-        GdkWindow *window = GetGtkBinWindow();
+        GdkWindow *window = gtk_tree_view_get_bin_window(m_treeview);
         if (window)
         {
-            m_backgroundColour.CalcPixel( gdk_window_get_colormap( window ) );
+            m_backgroundColour.CalcPixel( gdk_drawable_get_colormap( window ) );
             gdk_window_set_background( window, m_backgroundColour.GetColor() );
             gdk_window_clear( window );
         }
@@ -1092,51 +1000,50 @@ void wxListBox::DoApplyWidgetStyle(GtkRcStyle *style)
     gtk_widget_modify_style( GTK_WIDGET(m_treeview), style );
 }
 
-void wxListBox::OnInternalIdle()
+wxSize wxListBox::DoGetBestSize() const
 {
-    //RN: Is this needed anymore?
-    wxCursor cursor = m_cursor;
-    if (g_globalCursor.Ok()) cursor = g_globalCursor;
+    wxCHECK_MSG(m_treeview, wxDefaultSize, wxT("invalid tree view"));
 
-    if (GTK_WIDGET(m_treeview)->window && cursor.Ok())
+    // Start with a minimum size that's not too small
+    int cx, cy;
+    GetTextExtent( wxT("X"), &cx, &cy);
+    int lbWidth = 3 * cx;
+    int lbHeight = 10;
+
+    // Get the visible area of the tree view (limit to the 10th item
+    // so that it isn't too big)
+    unsigned int count = GetCount();
+    if (count)
     {
-        /* I now set the cursor the anew in every OnInternalIdle call
-           as setting the cursor in a parent window also effects the
-           windows above so that checking for the current cursor is
-           not possible. */
-        GdkWindow *window = GetGtkBinWindow();
-        gdk_window_set_cursor( window, cursor.GetCursor() );
-    }
+        int wLine;
 
-    if (wxUpdateUIEvent::CanUpdate(this))
-        UpdateWindowUI(wxUPDATE_UI_FROMIDLE);
-}
+        // Find the widest line
+        for(unsigned int i = 0; i < count; i++) {
+            wxString str(GetString(i));
+            GetTextExtent(str, &wLine, NULL);
+            lbWidth = wxMax(lbWidth, wLine);
+        }
 
-wxSize wxListBox::DoGetBestSize() const
-{
-    wxCHECK_MSG(m_treeview, wxDefaultSize, wxT("invalid tree view"));
+        lbWidth += 3 * cx;
 
-    int lbWidth;
-    int lbHeight;
+        // 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
 
-    // Get the visible area of the tree view
-    GdkRectangle rect;
-    gtk_tree_view_get_visible_rect(m_treeview, &rect);
-    lbWidth = rect.width;
-    lbHeight = rect.height;
+        // don't make the listbox too tall (limit height to around 10 items) but don't
+        // make it too small neither
+        lbHeight = (cy+4) * wxMin(wxMax(count, 3), 10);
+    }
 
     // Add room for the scrollbar
     lbWidth += wxSystemSettings::GetMetric(wxSYS_VSCROLL_X);
 
-    // And just a bit more
-    int cx, cy;
-    GetTextExtent( wxT("X"), &cx, &cy);
-    lbWidth += 3 * cx;
-
-    // don't make the listbox too tall (limit height to around 10 items) but don't
-    // make it too small neither
-    lbHeight = (cy+4) * wxMin(wxMax(GetCount(), 3), 10);
-
     wxSize best(lbWidth, lbHeight);
     CacheBestSize(best);
     return best;