Initialize wxCSConv immediately instead of deferring it.

[wxWidgets.git] / src / gtk / listbox.cpp

diff --git a/src/gtk/listbox.cpp b/src/gtk/listbox.cpp
index a6ec6583647beaf0a500ec95fa39e7f5eefe4921..fb70b0c0c7aa59ea5626a2c7b15b4155c587952a 100644 (file)
--- a/src/gtk/listbox.cpp
+++ b/src/gtk/listbox.cpp
@@ -26,13 +26,13 @@
 #endif
 
 #include "wx/gtk/private.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 "wx/gtk/treeentry_gtk.h"
 
 #if wxUSE_TOOLTIPS
     #include "wx/tooltip.h"
 #endif
 

-#include <gdk/gdk.h>

 #include <gtk/gtk.h>
 #include <gdk/gdkkeysyms.h>
 
 #include <gtk/gtk.h>
 #include <gdk/gdkkeysyms.h>
 


@@ -57,19 +57,42 @@ extern bool           g_blockEventsOnScroll;
 
 #define WXLISTBOX_DATACOLUMN    WXLISTBOX_DATACOLUMN_ARG(this)
 
 
 #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"
 //-----------------------------------------------------------------------------
 
 extern "C" {
 static void
 //-----------------------------------------------------------------------------
 // "row-activated"
 //-----------------------------------------------------------------------------
 
 extern "C" {
 static void

-gtk_listbox_row_activated_callback(GtkTreeView        *treeview,
+gtk_listbox_row_activated_callback(GtkTreeView        * WXUNUSED(treeview),

                                    GtkTreePath        *path,
                                    GtkTreePath        *path,

-                                   GtkTreeViewColumn  *col,
+                                   GtkTreeViewColumn  * WXUNUSED(col),

                                    wxListBox          *listbox)
 {
                                    wxListBox          *listbox)
 {

-    if (g_isIdle) wxapp_install_idle_handler();
-

     if (g_blockEventsOnDrag) return;
     if (g_blockEventsOnScroll) return;
 
     if (g_blockEventsOnDrag) return;
     if (g_blockEventsOnScroll) return;
 


@@ -77,142 +100,75 @@ gtk_listbox_row_activated_callback(GtkTreeView        *treeview,
 
     int sel = gtk_tree_path_get_indices(path)[0];
 
 
     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->GetEventHandler()->ProcessEvent( event );
+    listbox->GTKOnActivated(sel);

 }
 }
 
 //-----------------------------------------------------------------------------
 }
 }
 
 //-----------------------------------------------------------------------------

-// "key_press_event"
+// "changed"

 //-----------------------------------------------------------------------------
 
 extern "C" {
 //-----------------------------------------------------------------------------
 
 extern "C" {

-static gint
-gtk_listbox_key_press_callback( GtkWidget *widget,
-                                GdkEventKey *gdk_event,
-                                wxListBox *listbox )
+static void
+gtk_listitem_changed_callback(GtkTreeSelection * WXUNUSED(selection),
+                              wxListBox *listbox )

 {
 {

-    if (g_blockEventsOnDrag) return FALSE;
-
-    if ((gdk_event->keyval == GDK_Tab) || (gdk_event->keyval == GDK_ISO_Left_Tab))
-    {
-        wxNavigationKeyEvent new_event;
-        /* GDK reports GDK_ISO_Left_Tab for SHIFT-TAB */
-        new_event.SetDirection( (gdk_event->keyval == GDK_Tab) );
-        /* CTRL-TAB changes the (parent) window, i.e. switch notebook page */
-        new_event.SetWindowChange( (gdk_event->state & GDK_CONTROL_MASK) );
-        new_event.SetCurrentFocus( listbox );
-        if (listbox->GetEventHandler()->ProcessEvent( new_event ))
-            return TRUE;
-    }
+    if (g_blockEventsOnDrag) return;

 
 

-    return FALSE;
+    listbox->GTKOnSelectionChanged();

 }
 }

+

 }
 
 //-----------------------------------------------------------------------------
 }
 
 //-----------------------------------------------------------------------------

-// "changed"
+// "key_press_event"

 //-----------------------------------------------------------------------------
 
 extern "C" {
 //-----------------------------------------------------------------------------
 
 extern "C" {

-static void
-gtk_listitem_changed_callback( GtkTreeSelection* selection, wxListBox *listbox )
+static gboolean
+gtk_listbox_key_press_callback( GtkWidget *WXUNUSED(widget),
+                                GdkEventKey *gdk_event,
+                                wxListBox *listbox )

 {
 {

-    if (g_blockEventsOnDrag) return;
-    
-    if (listbox->m_blockEvent) return;
-    
-    wxCommandEvent event(wxEVT_COMMAND_LISTBOX_SELECTED, listbox->GetId() );
-    event.SetEventObject( listbox );
-
-    if (listbox->HasFlag(wxLB_MULTIPLE) || listbox->HasFlag(wxLB_EXTENDED))
+    if ((gdk_event->keyval == GDK_Return) ||
+        (gdk_event->keyval == GDK_ISO_Enter) ||
+        (gdk_event->keyval == GDK_KP_Enter))

     {
     {

-        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;
-        }
+        int index = -1;
+        if (!listbox->HasMultipleSelection())
+            index = listbox->GetSelection();

         else
         {
         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;
+            wxArrayInt sels;
+            if (listbox->GetSelections( sels ) < 1)
+                return FALSE;
+            index = sels[0];

         }
         }

-        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->GetEventHandler()->ProcessEvent( event );
-
-            g_object_unref (entry);
+        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;

         }
     }
         }
     }

+
+    return FALSE;

 }
 }
 
 }
 }
 


@@ -238,34 +194,21 @@ static void gtk_tree_entry_destroy_cb(GtkTreeEntry* entry,
 //-----------------------------------------------------------------------------
 
 extern "C" {
 //-----------------------------------------------------------------------------
 
 extern "C" {

-static gint gtk_listbox_sort_callback(GtkTreeModel *model,
+static gint gtk_listbox_sort_callback(GtkTreeModel * WXUNUSED(model),

                                       GtkTreeIter  *a,
                                       GtkTreeIter  *b,
                                       wxListBox    *listbox)
 {
                                       GtkTreeIter  *a,
                                       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)
 
     //We compare collate keys here instead of calling g_utf8_collate
     //as it is rather slow (and even the docs reccommend this)

-    int ret = strcasecmp(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;

 }
 }
 
 }
 }
 


@@ -274,27 +217,19 @@ static gint gtk_listbox_sort_callback(GtkTreeModel *model,
 //-----------------------------------------------------------------------------
 
 extern "C" {
 //-----------------------------------------------------------------------------
 
 extern "C" {

-static gboolean gtk_listbox_searchequal_callback(GtkTreeModel* model,
-                                                 gint column,
+static gboolean gtk_listbox_searchequal_callback(GtkTreeModel * WXUNUSED(model),
+                                                 gint WXUNUSED(column),

                                                  const gchar* key,
                                                  GtkTreeIter* iter,
                                                  wxListBox* listbox)
 {
                                                  const gchar* key,
                                                  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"));
     wxCHECK_MSG(entry, 0, wxT("Could not get entry"));

-    wxGtkString keycollatekey(g_utf8_collate_key(key, -1));
-
-    int ret = strcasecmp(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;

 }
 }
 
 }
 }
 


@@ -302,7 +237,7 @@ static gboolean gtk_listbox_searchequal_callback(GtkTreeModel* model,
 // wxListBox
 //-----------------------------------------------------------------------------
 
 // wxListBox
 //-----------------------------------------------------------------------------
 

-IMPLEMENT_DYNAMIC_CLASS(wxListBox, wxControl)
+IMPLEMENT_DYNAMIC_CLASS(wxListBox, wxControlWithItems)

 
 // ----------------------------------------------------------------------------
 // construction
 
 // ----------------------------------------------------------------------------
 // construction


@@ -310,7 +245,7 @@ IMPLEMENT_DYNAMIC_CLASS(wxListBox, wxControl)
 
 void wxListBox::Init()
 {
 
 void wxListBox::Init()
 {

-    m_treeview = (GtkTreeView*) NULL;
+    m_treeview = NULL;

 #if wxUSE_CHECKLISTBOX
     m_hasCheckBoxes = false;
 #endif // wxUSE_CHECKLISTBOX
 #if wxUSE_CHECKLISTBOX
     m_hasCheckBoxes = false;
 #endif // wxUSE_CHECKLISTBOX


@@ -334,10 +269,6 @@ bool wxListBox::Create( wxWindow *parent, wxWindowID id,
                         long style, const wxValidator& validator,
                         const wxString &name )
 {
                         long style, const wxValidator& validator,
                         const wxString &name )
 {

-    m_needParent = true;
-    m_acceptsFocus = true;
-    m_blockEvent = false;
-

     if (!PreCreation( parent, pos, size ) ||
         !CreateBase( parent, id, pos, size, style, validator, name ))
     {
     if (!PreCreation( parent, pos, size ) ||
         !CreateBase( parent, id, pos, size, style, validator, name ))
     {


@@ -345,7 +276,8 @@ bool wxListBox::Create( wxWindow *parent, wxWindowID id,
         return false;
     }
 
         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)
     {
       gtk_scrolled_window_set_policy( GTK_SCROLLED_WINDOW(m_widget),
     if (style & wxLB_ALWAYS_SB)
     {
       gtk_scrolled_window_set_policy( GTK_SCROLLED_WINDOW(m_widget),


@@ -358,7 +290,7 @@ bool wxListBox::Create( wxWindow *parent, wxWindowID id,
     }
 
 
     }
 
 

-    GtkScrolledWindowSetBorder(m_widget, style);
+    GTKScrolledWindowSetBorder(m_widget, style);

 
     m_treeview = GTK_TREE_VIEW( gtk_tree_view_new( ) );
 
 
     m_treeview = GTK_TREE_VIEW( gtk_tree_view_new( ) );
 


@@ -404,32 +336,28 @@ bool wxListBox::Create( wxWindow *parent, wxWindowID id,
 
     gtk_tree_view_set_enable_search(m_treeview, FALSE);
 
 
     gtk_tree_view_set_enable_search(m_treeview, FALSE);
 

-
-    GtkTreeSelection* selection = gtk_tree_view_get_selection( m_treeview );
-    
-    g_signal_connect_after (selection, "changed",
-                            G_CALLBACK (gtk_listitem_changed_callback), this);
-

     GtkSelectionMode mode;
     GtkSelectionMode mode;

-    if (style & wxLB_MULTIPLE)
+    // GTK_SELECTION_EXTENDED is a deprecated synonym for GTK_SELECTION_MULTIPLE
+    if ( style & (wxLB_MULTIPLE | wxLB_EXTENDED) )

     {
         mode = GTK_SELECTION_MULTIPLE;
     }
     {
         mode = GTK_SELECTION_MULTIPLE;
     }

-    else if (style & wxLB_EXTENDED)
-    {
-        mode = GTK_SELECTION_EXTENDED;
-    }
-    else
+    else // no multi-selection flags specified

     {
     {

-        // if style was 0 set single mode

         m_windowStyle |= wxLB_SINGLE;
         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 );

     gtk_tree_selection_set_mode( selection, mode );
 
     // Handle sortable stuff
     gtk_tree_selection_set_mode( selection, mode );
 
     // Handle sortable stuff

-    if(style & wxLB_SORT)
+    if(HasFlag(wxLB_SORT))

     {
         // Setup sorting in ascending (wx) order
         gtk_tree_sortable_set_sort_column_id(GTK_TREE_SORTABLE(m_liststore),
     {
         // Setup sorting in ascending (wx) order
         gtk_tree_sortable_set_sort_column_id(GTK_TREE_SORTABLE(m_liststore),


@@ -451,22 +379,24 @@ bool wxListBox::Create( wxWindow *parent, wxWindowID id,
     gtk_widget_show( GTK_WIDGET(m_treeview) );
     m_focusWidget = 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
+    Append(n, choices); // insert initial items

 
     // generate dclick events
     g_signal_connect_after(m_treeview, "row-activated",
                      G_CALLBACK(gtk_listbox_row_activated_callback), this);
 
 
     // generate dclick events
     g_signal_connect_after(m_treeview, "row-activated",
                      G_CALLBACK(gtk_listbox_row_activated_callback), this);
 

-    // for panel navigation
+    // for intercepting dclick generation by <ENTER>

     g_signal_connect (m_treeview, "key_press_event",
                       G_CALLBACK (gtk_listbox_key_press_callback),
                            this);
     g_signal_connect (m_treeview, "key_press_event",
                       G_CALLBACK (gtk_listbox_key_press_callback),
                            this);

-

     m_parent->DoAddChild( this );
 
     PostCreation(size);
     SetInitialSize(size); // need this too because this is a wxControlWithItems
 
     m_parent->DoAddChild( this );
 
     PostCreation(size);
     SetInitialSize(size); // need this too because this is a wxControlWithItems
 

+    g_signal_connect_after (selection, "changed",
+                            G_CALLBACK (gtk_listitem_changed_callback), this);
+

     return true;
 }
 
     return true;
 }
 


@@ -477,155 +407,171 @@ wxListBox::~wxListBox()
     Clear();
 }
 
     Clear();
 }
 

+void wxListBox::GTKDisableEvents()
+{
+    GtkTreeSelection* selection = gtk_tree_view_get_selection( m_treeview );
+
+    g_signal_handlers_block_by_func(selection,
+                                (gpointer) gtk_listitem_changed_callback, this);
+}
+
+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();
+}
+
+
+void wxListBox::Update()
+{
+    wxWindow::Update();
+
+    if (m_treeview)
+        gdk_window_process_updates(GTK_WIDGET(m_treeview)->window, TRUE);
+}
+

 // ----------------------------------------------------------------------------
 // adding items
 // ----------------------------------------------------------------------------
 
 // ----------------------------------------------------------------------------
 // adding items
 // ----------------------------------------------------------------------------
 

-void wxListBox::GtkInsertItems(const wxArrayString& items,
-                               void** clientData, unsigned int pos)
+int wxListBox::DoInsertItems(const wxArrayStringsAdapter& items,
+                             unsigned int pos,
+                             void **clientData,
+                             wxClientDataType type)

 {
 {

-    wxCHECK_RET( m_treeview != NULL, wxT("invalid listbox") );
+    wxCHECK_MSG( m_treeview != NULL, wxNOT_FOUND, wxT("invalid listbox") );

 
     InvalidateBestSize();
 
 
     InvalidateBestSize();
 

-    // Create and set column ids and GValues
-
-    unsigned int nNum = items.GetCount();
-    unsigned int nCurCount = wxListBox::GetCount();
-    wxASSERT_MSG(pos <= nCurCount, wxT("Invalid index passed to wxListBox"));
-

     GtkTreeIter* pIter = NULL; // append by default
     GtkTreeIter iter;
     GtkTreeIter* pIter = NULL; // append by default
     GtkTreeIter iter;

-    if (pos != nCurCount)
+    if ( pos != GetCount() )

     {
     {

-        gboolean res = gtk_tree_model_iter_nth_child(
-                        GTK_TREE_MODEL(m_liststore),
-                        &iter, NULL, //NULL = parent = get first
-                        (int)pos );
-        if(!res)
-        {
-            wxLogSysError(wxT("internal wxListBox error in insertion"));
-            return;
-        }
+        wxCHECK_MSG( GTKGetIteratorFor(pos, &iter), wxNOT_FOUND,
+                     wxT("internal wxListBox error in insertion") );

 
         pIter = &iter;
     }
 
 
         pIter = &iter;
     }
 

-    for (unsigned int i = 0; i < nNum; ++i)
+    const unsigned int numItems = items.GetCount();
+    for ( unsigned int i = 0; i < numItems; ++i )

     {
     {

-        wxString label = items[i];
-
-        GtkTreeEntry* entry = gtk_tree_entry_new();
-        gtk_tree_entry_set_label(entry, wxConvUTF8.cWX2MB(label));
+        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);
 
         gtk_tree_entry_set_destroy_func(entry,
                 (GtkTreeEntryDestroy)gtk_tree_entry_destroy_cb,
                             this);
 

-        if (clientData)
-            gtk_tree_entry_set_userdata(entry, clientData[i]);
-

         GtkTreeIter itercur;
         gtk_list_store_insert_before(m_liststore, &itercur, pIter);
 
         GtkTreeIter itercur;
         gtk_list_store_insert_before(m_liststore, &itercur, pIter);
 

-#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);
+        GTKSetItem(itercur, entry);

 
 

-        g_object_unref (entry); //liststore always refs :)
+        if (clientData)
+            AssignNewItemClientData(GTKGetIndexFor(itercur), clientData, i, type);

     }
     }

-}
-
-void wxListBox::DoInsertItems(const wxArrayString& items, unsigned int pos)
-{
-    wxCHECK_RET( IsValidInsert(pos), wxT("invalid index in wxListBox::InsertItems") );

 
 

-    GtkInsertItems(items, NULL, pos);
-}
+    UpdateOldSelections();

 
 

-int wxListBox::DoAppend( const wxString& item )
-{
-    // Call DoInsertItems
-    unsigned int nWhere = wxListBox::GetCount();
-    wxArrayString aItems;
-    aItems.Add(item);
-    wxListBox::DoInsertItems(aItems, nWhere);
-    return nWhere;
-}
-
-void wxListBox::DoSetItems( const wxArrayString& items,
-                            void **clientData)
-{
-    Clear();
-    GtkInsertItems(items, clientData, 0);
+    return pos + numItems - 1;

 }
 
 // ----------------------------------------------------------------------------
 // deleting items
 // ----------------------------------------------------------------------------
 
 }
 
 // ----------------------------------------------------------------------------
 // deleting items
 // ----------------------------------------------------------------------------
 

-void wxListBox::Clear()
+void wxListBox::DoClear()

 {
     wxCHECK_RET( m_treeview != NULL, wxT("invalid listbox") );
 
 {
     wxCHECK_RET( m_treeview != NULL, wxT("invalid listbox") );
 

+    GTKDisableEvents(); // just in case
+

     InvalidateBestSize();
 
     gtk_list_store_clear( m_liststore ); /* well, THAT was easy :) */
     InvalidateBestSize();
 
     gtk_list_store_clear( m_liststore ); /* well, THAT was easy :) */

+
+    GTKEnableEvents();

 }
 
 }
 

-void wxListBox::Delete(unsigned int n)
+void wxListBox::DoDeleteOneItem(unsigned int n)

 {
     wxCHECK_RET( m_treeview != NULL, wxT("invalid listbox") );
 
     InvalidateBestSize();
 
 {
     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
-                   );
+    GTKDisableEvents(); // just in case

 
 

-    wxCHECK_RET( res, wxT("wrong listbox index") );
+    GtkTreeIter iter;
+    wxCHECK_RET( GTKGetIteratorFor(n, &iter), wxT("wrong listbox index") );

 
 

-    //this returns false if iter is invalid (i.e. deleting item
-    //at end) but since we don't use iter, well... :)
+    // 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);
     gtk_list_store_remove(m_liststore, &iter);

+
+    GTKEnableEvents();

 }
 
 // ----------------------------------------------------------------------------
 }
 
 // ----------------------------------------------------------------------------

-// get GtkTreeEntry from position (note: you need to g_unref it if valid)
+// helper functions for working with iterators

 // ----------------------------------------------------------------------------
 
 // ----------------------------------------------------------------------------
 

-struct _GtkTreeEntry* wxListBox::GtkGetEntry(int n) const
+bool wxListBox::GTKGetIteratorFor(unsigned pos, GtkTreeIter *iter) const

 {
 {

-    GtkTreeIter iter;
-    gboolean res = gtk_tree_model_iter_nth_child(
-                        GTK_TREE_MODEL(m_liststore),
-                        &iter, NULL, //NULL = parent = get first
-                        n );
-
-    if (!res)
+    if ( !gtk_tree_model_iter_nth_child(GTK_TREE_MODEL(m_liststore),
+                                        iter, NULL, pos) )

     {
     {

-        wxLogDebug(wxT("gtk_tree_model_iter_nth_child failed\n")
-                   wxT("Passed in value was:[%i]  List size:[%u]"),
-                   n, wxListBox::GetCount() );
-        return NULL;
+        wxLogDebug(wxT("gtk_tree_model_iter_nth_child(%u) failed"), pos);
+        return false;

     }
 
     }
 

+    return true;
+}
+
+int wxListBox::GTKGetIndexFor(GtkTreeIter& iter) const
+{
+    GtkTreePath *path =
+        gtk_tree_model_get_path(GTK_TREE_MODEL(m_liststore), &iter);

 
 

-    GtkTreeEntry* entry = NULL;
-    gtk_tree_model_get(GTK_TREE_MODEL(m_liststore), &iter,
-                       WXLISTBOX_DATACOLUMN, &entry, -1);
+    gint* pIntPath = gtk_tree_path_get_indices(path);

 
 

-    return entry;
+    wxCHECK_MSG( pIntPath, wxNOT_FOUND, wxT("failed to get iterator path") );
+
+    int idx = pIntPath[0];
+
+    gtk_tree_path_free( path );
+
+    return idx;
+}
+
+// get GtkTreeEntry from position (note: you need to g_unref it if valid)
+GtkTreeEntry *wxListBox::GTKGetEntry(unsigned n) const
+{
+    GtkTreeIter iter;
+    if ( !GTKGetIteratorFor(n, &iter) )
+        return NULL;
+
+    return GetEntry(m_liststore, &iter, this);
+}
+
+void wxListBox::GTKSetItem(GtkTreeIter& iter, const GtkTreeEntry *entry)
+{
+#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);
+    }

 }
 
 // ----------------------------------------------------------------------------
 }
 
 // ----------------------------------------------------------------------------


@@ -637,17 +583,10 @@ void* wxListBox::DoGetItemClientData(unsigned int n) const
     wxCHECK_MSG( IsValid(n), NULL,
                  wxT("Invalid index passed to GetItemClientData") );
 
     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"));
 
     wxCHECK_MSG(entry, NULL, wxT("could not get entry"));
 

-    void* userdata = gtk_tree_entry_get_userdata( entry );
-    g_object_unref (entry);
-    return userdata;
-}
-
-wxClientData* wxListBox::DoGetItemClientObject(unsigned int n) const
-{
-    return (wxClientData*) wxListBox::DoGetItemClientData(n);
+    return gtk_tree_entry_get_userdata( entry );

 }
 
 void wxListBox::DoSetItemClientData(unsigned int n, void* clientData)
 }
 
 void wxListBox::DoSetItemClientData(unsigned int n, void* clientData)


@@ -655,61 +594,44 @@ void wxListBox::DoSetItemClientData(unsigned int n, void* clientData)
     wxCHECK_RET( IsValid(n),
                  wxT("Invalid index passed to SetItemClientData") );
 
     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 );
     wxCHECK_RET(entry, wxT("could not get entry"));
 
     gtk_tree_entry_set_userdata( entry, clientData );

-    g_object_unref (entry);
-}
-
-void wxListBox::DoSetItemClientObject(unsigned int n, wxClientData* clientData)
-{
-    // wxItemContainer already deletes data for us
-    wxListBox::DoSetItemClientData(n, (void*) clientData);

 }
 
 // ----------------------------------------------------------------------------
 // string list access
 // ----------------------------------------------------------------------------
 
 }
 
 // ----------------------------------------------------------------------------
 // string list access
 // ----------------------------------------------------------------------------
 

-void wxListBox::SetString(unsigned int n, const wxString &string)
+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") );
 
 {
     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") );
 
     wxCHECK_RET( entry, wxT("wrong listbox index") );
 

-    wxString label = string;
+    // update the item itself
+    gtk_tree_entry_set_label(entry, wxGTK_CONV(label));

 
 

-    // 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 (entry);
+    // and update the model which will refresh the tree too
+    GtkTreeIter iter;
+    wxCHECK_RET( GTKGetIteratorFor(n, &iter), wxT("failed to get iterator") );

 
 

-    bool bWasSelected = wxListBox::IsSelected(n);
-    wxListBox::Delete(n);
+    // FIXME: this resets the checked status of a wxCheckListBox item

 
 

-    wxArrayString aItems;
-    aItems.Add(label);
-    GtkInsertItems(aItems, &userdata, n);
-    if (bWasSelected)
-        wxListBox::GtkSetSelection(n, true, true);
+    GTKSetItem(iter, entry);

 }
 
 wxString wxListBox::GetString(unsigned int n) const
 {
     wxCHECK_MSG( m_treeview != NULL, wxEmptyString, wxT("invalid listbox") );
 
 }
 
 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") );
 
     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
 }
 
 unsigned int wxListBox::GetCount() const


@@ -741,6 +663,25 @@ int wxListBox::FindString( const wxString &item, bool bCase ) const
 // selection
 // ----------------------------------------------------------------------------
 
 // 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"));
 int wxListBox::GetSelection() const
 {
     wxCHECK_MSG( m_treeview != NULL, wxNOT_FOUND, wxT("invalid listbox"));


@@ -754,14 +695,7 @@ int wxListBox::GetSelection() const
     if (!gtk_tree_selection_get_selected(selection, NULL, &iter))
         return wxNOT_FOUND;
 
     if (!gtk_tree_selection_get_selected(selection, NULL, &iter))
         return wxNOT_FOUND;
 

-    GtkTreePath* path =
-        gtk_tree_model_get_path(GTK_TREE_MODEL(m_liststore), &iter);
-
-    int sel = gtk_tree_path_get_indices(path)[0];
-
-    gtk_tree_path_free(path);
-
-    return sel;
+    return GTKGetIndexFor(iter);

 }
 
 int wxListBox::GetSelections( wxArrayInt& aSelections ) const
 }
 
 int wxListBox::GetSelections( wxArrayInt& aSelections ) const


@@ -770,7 +704,7 @@ int wxListBox::GetSelections( wxArrayInt& aSelections ) const
 
     aSelections.Empty();
 
 
     aSelections.Empty();
 

-        int i = 0;
+    int i = 0;

     GtkTreeIter iter;
     GtkTreeSelection* selection = gtk_tree_view_get_selection(m_treeview);
 
     GtkTreeIter iter;
     GtkTreeSelection* selection = gtk_tree_view_get_selection(m_treeview);
 


@@ -795,70 +729,49 @@ bool wxListBox::IsSelected( int n ) const
     GtkTreeSelection* selection = gtk_tree_view_get_selection(m_treeview);
 
     GtkTreeIter iter;
     GtkTreeSelection* selection = gtk_tree_view_get_selection(m_treeview);
 
     GtkTreeIter iter;

-    gboolean res = gtk_tree_model_iter_nth_child(
-                        GTK_TREE_MODEL(m_liststore),
-                        &iter, NULL, //NULL = parent = get first
-                        n );
-
-    wxCHECK_MSG( res, false, wxT("Invalid index") );
+    wxCHECK_MSG( GTKGetIteratorFor(n, &iter), false, wxT("Invalid index") );

 
     return gtk_tree_selection_iter_is_selected(selection, &iter);
 }
 
 void wxListBox::DoSetSelection( int n, bool select )
 {
 
     return gtk_tree_selection_iter_is_selected(selection, &iter);
 }
 
 void wxListBox::DoSetSelection( int n, bool select )
 {

+    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 )
     {
     // passing -1 to SetSelection() is documented to deselect all items
     if ( n == wxNOT_FOUND )
     {

-        // ... and not generate any events in the process
-        GtkDeselectAll();
+        gtk_tree_selection_unselect_all(selection);
+        GTKEnableEvents();

         return;
     }
 
     wxCHECK_RET( IsValid(n), wxT("invalid index in wxListBox::SetSelection") );
 
         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)
-{
-    wxCHECK_RET( m_treeview != NULL, wxT("invalid listbox") );
-
-    GtkTreeSelection* selection = gtk_tree_view_get_selection(m_treeview);

 
     GtkTreeIter iter;
 
     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("Invalid index") );
-
-    m_blockEvent = blockEvent;
+    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);
 
 
     if (select)
         gtk_tree_selection_select_iter(selection, &iter);
     else
         gtk_tree_selection_unselect_iter(selection, &iter);
 

-    m_blockEvent = false;
+    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::DoSetFirstItem( int n )
+void wxListBox::DoScrollToCell(int n, float alignY, float alignX)

 {
     wxCHECK_RET( m_treeview, wxT("invalid listbox") );
     wxCHECK_RET( IsValid(n), wxT("invalid index"));
 {
     wxCHECK_RET( m_treeview, wxT("invalid listbox") );
     wxCHECK_RET( IsValid(n), wxT("invalid index"));


@@ -868,23 +781,29 @@ void wxListBox::DoSetFirstItem( int n )
         return;
 
     GtkTreeIter iter;
         return;
 
     GtkTreeIter iter;

-    gtk_tree_model_iter_nth_child(
-                                    GTK_TREE_MODEL(m_liststore),
-                                    &iter,
-                                    NULL, //NULL = parent = get first
-                                    n
-                                 );
+    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,
 
     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, 0.0f, 0.0f);
+                                 TRUE, alignY, alignX);

 
     gtk_tree_path_free(path);
 }
 
 
     gtk_tree_path_free(path);
 }
 

+void wxListBox::DoSetFirstItem(int n)
+{
+    DoScrollToCell(n, 0, 0);
+}
+
+void wxListBox::EnsureVisible(int n)
+{
+    DoScrollToCell(n, 0.5, 0);
+}
+

 // ----------------------------------------------------------------------------
 // hittest
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // hittest
 // ----------------------------------------------------------------------------


@@ -927,10 +846,10 @@ int wxListBox::DoListHitTest(const wxPoint& point) const
 // ----------------------------------------------------------------------------
 
 #if wxUSE_TOOLTIPS
 // ----------------------------------------------------------------------------
 
 #if wxUSE_TOOLTIPS

-void wxListBox::ApplyToolTip( GtkTooltips *tips, const wxChar *tip )
+void wxListBox::GTKApplyToolTip( GtkTooltips *tips, const gchar *tip )

 {
     // RN: Is this needed anymore?
 {
     // RN: Is this needed anymore?

-    gtk_tooltips_set_tip( tips, GTK_WIDGET( m_treeview ), wxGTK_CONV(tip), (gchar*) NULL );
+    gtk_tooltips_set_tip( tips, GTK_WIDGET( m_treeview ), tip, NULL );

 }
 #endif // wxUSE_TOOLTIPS
 
 }
 #endif // wxUSE_TOOLTIPS
 


@@ -969,43 +888,40 @@ wxSize wxListBox::DoGetBestSize() const
     // Start with a minimum size that's not too small
     int cx, cy;
     GetTextExtent( wxT("X"), &cx, &cy);
     // Start with a minimum size that's not too small
     int cx, cy;
     GetTextExtent( wxT("X"), &cx, &cy);

-    int lbWidth = 3 * cx;
+    int lbWidth = 0;

     int lbHeight = 10;
 
     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)
+    // Find the widest string.
+    const unsigned int count = GetCount();
+    if ( count )

     {
         int wLine;
     {
         int wLine;

-
-        // Find the widest line
-        for(unsigned int i = 0; i < count; i++) {
-            wxString str(GetString(i));
-            GetTextExtent(str, &wLine, NULL);
-            lbWidth = wxMax(lbWidth, wLine);
+        for ( unsigned int i = 0; i < count; i++ )
+        {
+            GetTextExtent(GetString(i), &wLine, NULL);
+            if ( wLine > lbWidth )
+                lbWidth = wLine;

         }
         }

+    }

 
 

-        lbWidth += 3 * cx;
+    lbWidth += 3 * cx;

 
 

-        // And just a bit more for the checkbox if present and then some
-        // (these are rough guesses)
+    // And just a bit more for the checkbox if present and then some
+    // (these are rough guesses)

 #if wxUSE_CHECKLISTBOX
 #if wxUSE_CHECKLISTBOX

-        if ( m_hasCheckBoxes )
-        {
-            lbWidth += 35;
-            cy = cy > 25 ? cy : 25; // rough height of checkbox
-        }
-#endif
-
-        // 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);
+    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);
 
 
     // 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;
     wxSize best(lbWidth, lbHeight);
     CacheBestSize(best);
     return best;