better fix for infinite loop in HandleOnNavigationKey() when wxUSE_STL==1 and start_n...

[wxWidgets.git] / src / gtk1 / choice.cpp

diff --git a/src/gtk1/choice.cpp b/src/gtk1/choice.cpp
index 4edcdc8b942e7ef2e1f0499a1f784804685b21eb..0912181bcc7abe41dae5503f068e1819f1bcf430 100644 (file)
--- a/src/gtk1/choice.cpp
+++ b/src/gtk1/choice.cpp
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////

-// Name:        choice.cpp
+// Name:        src/gtk1/choice.cpp

 // Purpose:
 // Author:      Robert Roebling
 // Id:          $Id$
 // Purpose:
 // Author:      Robert Roebling
 // Id:          $Id$


@@ -7,18 +7,14 @@
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 

-
-#ifdef __GNUG__
-#pragma implementation "choice.h"
-#endif
-
-#include "wx/defs.h"
+#include "wx/wxprec.h"

 
 #if wxUSE_CHOICE
 
 #include "wx/choice.h"
 
 #if wxUSE_CHOICE
 
 #include "wx/choice.h"

+#include "wx/arrstr.h"

 
 

-#include "wx/gtk/private.h"
+#include "wx/gtk1/private.h"

 
 //-----------------------------------------------------------------------------
 // idle system
 
 //-----------------------------------------------------------------------------
 // idle system


@@ -37,6 +33,7 @@ extern bool   g_blockEventsOnDrag;
 // "activate"
 //-----------------------------------------------------------------------------
 
 // "activate"
 //-----------------------------------------------------------------------------
 

+extern "C" {

 static void gtk_choice_clicked_callback( GtkWidget *WXUNUSED(widget), wxChoice *choice )
 {
     if (g_isIdle)
 static void gtk_choice_clicked_callback( GtkWidget *WXUNUSED(widget), wxChoice *choice )
 {
     if (g_isIdle)


@@ -46,6 +43,26 @@ static void gtk_choice_clicked_callback( GtkWidget *WXUNUSED(widget), wxChoice *
 
     if (g_blockEventsOnDrag) return;
 
 
     if (g_blockEventsOnDrag) return;
 

+    int selection = wxNOT_FOUND;
+
+    GtkMenuShell *menu_shell = GTK_MENU_SHELL( gtk_option_menu_get_menu( GTK_OPTION_MENU(choice->GetHandle()) ) );
+    int count = 0;
+
+    GList *child = menu_shell->children;
+    while (child)
+    {
+        GtkBin *bin = GTK_BIN( child->data );
+        if (!bin->child)
+        {
+            selection = count;
+            break;
+        }
+        child = child->next;
+        count++;
+    }
+
+    choice->m_selection_hack = selection;
+

     wxCommandEvent event(wxEVT_COMMAND_CHOICE_SELECTED, choice->GetId() );
     int n = choice->GetSelection();
 
     wxCommandEvent event(wxEVT_COMMAND_CHOICE_SELECTED, choice->GetId() );
     int n = choice->GetSelection();
 


@@ -60,6 +77,7 @@ static void gtk_choice_clicked_callback( GtkWidget *WXUNUSED(widget), wxChoice *
 
     choice->GetEventHandler()->ProcessEvent(event);
 }
 
     choice->GetEventHandler()->ProcessEvent(event);
 }

+}

 
 //-----------------------------------------------------------------------------
 // wxChoice
 
 //-----------------------------------------------------------------------------
 // wxChoice


@@ -72,21 +90,33 @@ wxChoice::wxChoice()
     m_strings = (wxSortedArrayString *)NULL;
 }
 
     m_strings = (wxSortedArrayString *)NULL;
 }
 

+bool wxChoice::Create( wxWindow *parent, wxWindowID id,
+                       const wxPoint &pos, const wxSize &size,
+                       const wxArrayString& choices,
+                       long style, const wxValidator& validator,
+                       const wxString &name )
+{
+    wxCArrayString chs(choices);
+
+    return Create( parent, id, pos, size, chs.GetCount(), chs.GetStrings(),
+                   style, validator, name );
+}
+

 bool wxChoice::Create( wxWindow *parent, wxWindowID id,
                        const wxPoint &pos, const wxSize &size,
                        int n, const wxString choices[],
                        long style, const wxValidator& validator, const wxString &name )
 {
 bool wxChoice::Create( wxWindow *parent, wxWindowID id,
                        const wxPoint &pos, const wxSize &size,
                        int n, const wxString choices[],
                        long style, const wxValidator& validator, const wxString &name )
 {

-    m_needParent = TRUE;
+    m_needParent = true;

 #if (GTK_MINOR_VERSION > 0)
 #if (GTK_MINOR_VERSION > 0)

-    m_acceptsFocus = TRUE;
+    m_acceptsFocus = true;

 #endif
 
     if (!PreCreation( parent, pos, size ) ||
         !CreateBase( parent, id, pos, size, style, validator, name ))
     {
         wxFAIL_MSG( wxT("wxChoice creation failed") );
 #endif
 
     if (!PreCreation( parent, pos, size ) ||
         !CreateBase( parent, id, pos, size, style, validator, name ))
     {
         wxFAIL_MSG( wxT("wxChoice creation failed") );

-        return FALSE;
+        return false;

     }
 
     m_widget = gtk_option_menu_new();
     }
 
     m_widget = gtk_option_menu_new();


@@ -98,29 +128,24 @@ bool wxChoice::Create( wxWindow *parent, wxWindowID id,
         m_strings = new wxSortedArrayString;
     }
 
         m_strings = new wxSortedArrayString;
     }
 

+    // begin with no selection
+    m_selection_hack = wxNOT_FOUND;
+

     GtkWidget *menu = gtk_menu_new();
 
     GtkWidget *menu = gtk_menu_new();
 

-    for (int i = 0; i < n; i++)
+    for (size_t i = 0; i < (size_t)n; i++)

     {
     {

-        GtkAppendHelper(menu, choices[i]);
+        GtkAddHelper(menu, i, choices[i]);

     }
 
     gtk_option_menu_set_menu( GTK_OPTION_MENU(m_widget), menu );
 
     m_parent->DoAddChild( this );
 
     }
 
     gtk_option_menu_set_menu( GTK_OPTION_MENU(m_widget), menu );
 
     m_parent->DoAddChild( this );
 

-    PostCreation();
-
-    SetFont( parent->GetFont() );
-
-    SetBestSize(size);
+    PostCreation(size);
+    SetBestSize(size); // need this too because this is a wxControlWithItems

 
 

-    SetBackgroundColour( parent->GetBackgroundColour() );
-    SetForegroundColour( parent->GetForegroundColour() );
-
-    Show( TRUE );
-
-    return TRUE;
+    return true;

 }
 
 wxChoice::~wxChoice()
 }
 
 wxChoice::~wxChoice()


@@ -136,14 +161,34 @@ int wxChoice::DoAppend( const wxString &item )
 
     GtkWidget *menu = gtk_option_menu_get_menu( GTK_OPTION_MENU(m_widget) );
 
 
     GtkWidget *menu = gtk_option_menu_get_menu( GTK_OPTION_MENU(m_widget) );
 

-    return GtkAppendHelper(menu, item);
+    return GtkAddHelper(menu, GetCount(), item);
+}
+
+int wxChoice::DoInsert( const wxString &item, int pos )
+{
+    wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid choice control") );
+    wxCHECK_MSG( IsValidInsert(pos), -1, wxT("invalid index"));
+
+    if ((size_t)pos == GetCount())
+        return DoAppend(item);
+
+    GtkWidget *menu = gtk_option_menu_get_menu( GTK_OPTION_MENU(m_widget) );
+
+    // if the item to insert is at or before the selection, and the selection is valid
+    if ((pos <= m_selection_hack) && (m_selection_hack != wxNOT_FOUND))
+    {
+        // move the selection forward one
+        m_selection_hack++;
+    }
+
+    return GtkAddHelper(menu, (size_t)pos, item);

 }
 
 void wxChoice::DoSetItemClientData( int n, void* clientData )
 {
     wxCHECK_RET( m_widget != NULL, wxT("invalid choice control") );
 
 }
 
 void wxChoice::DoSetItemClientData( int n, void* clientData )
 {
     wxCHECK_RET( m_widget != NULL, wxT("invalid choice control") );
 

-    wxNode *node = m_clientList.Item( n );
+    wxList::compatibility_iterator node = m_clientList.Item( n );

     wxCHECK_RET( node, wxT("invalid index in wxChoice::DoSetItemClientData") );
 
     node->SetData( (wxObject*) clientData );
     wxCHECK_RET( node, wxT("invalid index in wxChoice::DoSetItemClientData") );
 
     node->SetData( (wxObject*) clientData );


@@ -153,7 +198,7 @@ void* wxChoice::DoGetItemClientData( int n ) const
 {
     wxCHECK_MSG( m_widget != NULL, NULL, wxT("invalid choice control") );
 
 {
     wxCHECK_MSG( m_widget != NULL, NULL, wxT("invalid choice control") );
 

-    wxNode *node = m_clientList.Item( n );
+    wxList::compatibility_iterator node = m_clientList.Item( n );

     wxCHECK_MSG( node, NULL, wxT("invalid index in wxChoice::DoGetItemClientData") );
 
     return node->GetData();
     wxCHECK_MSG( node, NULL, wxT("invalid index in wxChoice::DoGetItemClientData") );
 
     return node->GetData();


@@ -163,7 +208,7 @@ void wxChoice::DoSetItemClientObject( int n, wxClientData* clientData )
 {
     wxCHECK_RET( m_widget != NULL, wxT("invalid choice control") );
 
 {
     wxCHECK_RET( m_widget != NULL, wxT("invalid choice control") );
 

-    wxNode *node = m_clientList.Item( n );
+    wxList::compatibility_iterator node = m_clientList.Item( n );

     wxCHECK_RET( node, wxT("invalid index in wxChoice::DoSetItemClientObject") );
 
     // wxItemContainer already deletes data for us
     wxCHECK_RET( node, wxT("invalid index in wxChoice::DoSetItemClientObject") );
 
     // wxItemContainer already deletes data for us


@@ -175,7 +220,7 @@ wxClientData* wxChoice::DoGetItemClientObject( int n ) const
 {
     wxCHECK_MSG( m_widget != NULL, (wxClientData*) NULL, wxT("invalid choice control") );
 
 {
     wxCHECK_MSG( m_widget != NULL, (wxClientData*) NULL, wxT("invalid choice control") );
 

-    wxNode *node = m_clientList.Item( n );
+    wxList::compatibility_iterator node = m_clientList.Item( n );

     wxCHECK_MSG( node, (wxClientData *)NULL,
                  wxT("invalid index in wxChoice::DoGetItemClientObject") );
 
     wxCHECK_MSG( node, (wxClientData *)NULL,
                  wxT("invalid index in wxChoice::DoGetItemClientObject") );
 


@@ -194,8 +239,8 @@ void wxChoice::Clear()
     {
         // destroy the data (due to Robert's idea of using wxList<wxObject>
         // and not wxList<wxClientData> we can't just say
     {
         // destroy the data (due to Robert's idea of using wxList<wxObject>
         // and not wxList<wxClientData> we can't just say

-        // m_clientList.DeleteContents(TRUE) - this would crash!
-        wxNode *node = m_clientList.GetFirst();
+        // m_clientList.DeleteContents(true) - this would crash!
+        wxList::compatibility_iterator node = m_clientList.GetFirst();

         while ( node )
         {
             delete (wxClientData *)node->GetData();
         while ( node )
         {
             delete (wxClientData *)node->GetData();


@@ -206,6 +251,9 @@ void wxChoice::Clear()
 
     if ( m_strings )
         m_strings->Clear();
 
     if ( m_strings )
         m_strings->Clear();

+
+    // begin with no selection
+    m_selection_hack = wxNOT_FOUND;

 }
 
 void wxChoice::Delete( int n )
 }
 
 void wxChoice::Delete( int n )


@@ -213,31 +261,79 @@ void wxChoice::Delete( int n )
     wxCHECK_RET( m_widget != NULL, wxT("invalid choice") );
 
     // VZ: apparently GTK+ doesn't have a built-in function to do it (not even
     wxCHECK_RET( m_widget != NULL, wxT("invalid choice") );
 
     // VZ: apparently GTK+ doesn't have a built-in function to do it (not even

-    //     in 2.0), hence this dump implementation - still better than nothing
-    int i,
-        count = GetCount();
+    //     in 2.0), hence this dumb implementation -- still better than nothing
+    int i;
+    size_t count = GetCount();
+
+    wxCHECK_RET( IsValid(n), _T("invalid index in wxChoice::Delete") );
+
+    // if the item to delete is before the selection, and the selection is valid
+    if ((n < m_selection_hack) && (m_selection_hack != wxNOT_FOUND))
+    {
+        // move the selection back one
+        m_selection_hack--;
+    }
+    else if (n == m_selection_hack)
+    {
+        // invalidate the selection
+        m_selection_hack = wxNOT_FOUND;
+    }

 
 

-    wxCHECK_RET( n >= 0 && n < count, _T("invalid index in wxChoice::Delete") );
+    const bool hasClientData = m_clientDataItemsType != wxClientData_None;
+    const bool hasObjectData = m_clientDataItemsType == wxClientData_Object;
+
+    wxList::compatibility_iterator node = m_clientList.GetFirst();

 
     wxArrayString items;
 
     wxArrayString items;

+    wxArrayPtrVoid itemsData;

     items.Alloc(count);
     items.Alloc(count);

-    for ( i = 0; i < count; i++ )
+    for ( i = 0; (size_t)i < count; i++ )

     {
         if ( i != n )
     {
         if ( i != n )

+        {

             items.Add(GetString(i));
             items.Add(GetString(i));

+            if ( hasClientData )
+            {
+                // also save the client data
+                itemsData.Add(node->GetData());
+            }
+        }
+        else // need to delete the client object too
+        {
+            if ( hasObjectData )
+            {
+                delete (wxClientData *)node->GetData();
+            }
+        }
+
+        if ( hasClientData )
+        {
+            node = node->GetNext();
+        }
+    }
+
+    if ( hasObjectData )
+    {
+        // prevent Clear() from destroying all client data
+        m_clientDataItemsType = wxClientData_None;

     }
 
     Clear();
 
     }
 
     Clear();
 

-    for ( i = 0; i < count - 1; i++ )
+    for ( i = 0; (size_t)i < count - 1; i++ )

     {
         Append(items[i]);
     {
         Append(items[i]);

+
+        if ( hasObjectData )
+            SetClientObject(i, (wxClientData *)itemsData[i]);
+        else if ( hasClientData )
+            SetClientData(i, itemsData[i]);

     }
 }
 
     }
 }
 

-int wxChoice::FindString( const wxString &string ) const
+int wxChoice::FindString( const wxString &string, bool bCase ) const

 {
 {

-    wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid choice") );
+    wxCHECK_MSG( m_widget != NULL, wxNOT_FOUND, wxT("invalid choice") );

 
     // If you read this code once and you think you understand
     // it, then you are very wrong. Robert Roebling.
 
     // If you read this code once and you think you understand
     // it, then you are very wrong. Robert Roebling.


@@ -255,57 +351,59 @@ int wxChoice::FindString( const wxString &string ) const
             label = GTK_LABEL( BUTTON_CHILD(m_widget) );
 
         wxASSERT_MSG( label != NULL , wxT("wxChoice: invalid label") );
             label = GTK_LABEL( BUTTON_CHILD(m_widget) );
 
         wxASSERT_MSG( label != NULL , wxT("wxChoice: invalid label") );

-        
-#ifdef __WXGTK20__
-         wxString tmp( wxGTK_CONV_BACK( gtk_label_get_text( label) ) );
-#else
+

          wxString tmp( label->label );
          wxString tmp( label->label );

-#endif
-        if (string == tmp)
+
+         if (string.IsSameAs( tmp, bCase ))

             return count;
 
         child = child->next;
         count++;
     }
 
             return count;
 
         child = child->next;
         count++;
     }
 

-    return -1;
+    return wxNOT_FOUND;

 }
 
 int wxChoice::GetSelection() const
 {
 }
 
 int wxChoice::GetSelection() const
 {

-    wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid choice") );
-    
-#ifdef __WXGTK20__
+    wxCHECK_MSG( m_widget != NULL, wxNOT_FOUND, wxT("invalid choice") );
+
+    return m_selection_hack;
+
+}
+
+void wxChoice::SetString( int n, const wxString& str )
+{
+    wxCHECK_RET( m_widget != NULL, wxT("invalid choice") );

 
 

-    return gtk_option_menu_get_history( GTK_OPTION_MENU(m_widget) );
-    
-#else

     GtkMenuShell *menu_shell = GTK_MENU_SHELL( gtk_option_menu_get_menu( GTK_OPTION_MENU(m_widget) ) );
     int count = 0;
     GtkMenuShell *menu_shell = GTK_MENU_SHELL( gtk_option_menu_get_menu( GTK_OPTION_MENU(m_widget) ) );
     int count = 0;

-    

     GList *child = menu_shell->children;
     while (child)
     {
         GtkBin *bin = GTK_BIN( child->data );
     GList *child = menu_shell->children;
     while (child)
     {
         GtkBin *bin = GTK_BIN( child->data );

-        if (!bin->child) return count;
-        child = child->next;
-        count++;
-    }
+        if (count == n)
+        {
+            GtkLabel *label = (GtkLabel *) NULL;
+            if (bin->child)
+                label = GTK_LABEL(bin->child);
+            if (!label)
+                label = GTK_LABEL( BUTTON_CHILD(m_widget) );

 
 

-    return -1;
-#endif
-}
+            wxASSERT_MSG( label != NULL , wxT("wxChoice: invalid label") );

 
 

-void wxChoice::SetString( int WXUNUSED(n), const wxString& WXUNUSED(string) )
-{
-    wxCHECK_RET( m_widget != NULL, wxT("invalid choice") );
+            gtk_label_set_text( label, wxGTK_CONV( str ) );

 
 

-    wxFAIL_MSG(wxT("not implemented"));
+            return;
+        }
+        child = child->next;
+        count++;
+    }

 }
 
 wxString wxChoice::GetString( int n ) const
 {
 }
 
 wxString wxChoice::GetString( int n ) const
 {

-    wxCHECK_MSG( m_widget != NULL, wxT(""), wxT("invalid choice") );
+    wxCHECK_MSG( m_widget != NULL, wxEmptyString, wxT("invalid choice") );

 
     GtkMenuShell *menu_shell = GTK_MENU_SHELL( gtk_option_menu_get_menu( GTK_OPTION_MENU(m_widget) ) );
     int count = 0;
 
     GtkMenuShell *menu_shell = GTK_MENU_SHELL( gtk_option_menu_get_menu( GTK_OPTION_MENU(m_widget) ) );
     int count = 0;


@@ -323,11 +421,7 @@ wxString wxChoice::GetString( int n ) const
 
             wxASSERT_MSG( label != NULL , wxT("wxChoice: invalid label") );
 
 
             wxASSERT_MSG( label != NULL , wxT("wxChoice: invalid label") );
 

-#ifdef __WXGTK20__
-            return wxString( wxGTK_CONV_BACK( gtk_label_get_text( label) ) );
-#else

             return wxString( label->label );
             return wxString( label->label );

-#endif

         }
         child = child->next;
         count++;
         }
         child = child->next;
         count++;


@@ -335,15 +429,15 @@ wxString wxChoice::GetString( int n ) const
 
     wxFAIL_MSG( wxT("wxChoice: invalid index in GetString()") );
 
 
     wxFAIL_MSG( wxT("wxChoice: invalid index in GetString()") );
 

-    return wxT("");
+    return wxEmptyString;

 }
 
 }
 

-int wxChoice::GetCount() const
+size_t wxChoice::GetCount() const

 {
     wxCHECK_MSG( m_widget != NULL, 0, wxT("invalid choice") );
 
     GtkMenuShell *menu_shell = GTK_MENU_SHELL( gtk_option_menu_get_menu( GTK_OPTION_MENU(m_widget) ) );
 {
     wxCHECK_MSG( m_widget != NULL, 0, wxT("invalid choice") );
 
     GtkMenuShell *menu_shell = GTK_MENU_SHELL( gtk_option_menu_get_menu( GTK_OPTION_MENU(m_widget) ) );

-    int count = 0;
+    size_t count = 0;

     GList *child = menu_shell->children;
     while (child)
     {
     GList *child = menu_shell->children;
     while (child)
     {


@@ -359,21 +453,37 @@ void wxChoice::SetSelection( int n )
 
     int tmp = n;
     gtk_option_menu_set_history( GTK_OPTION_MENU(m_widget), (gint)tmp );
 
     int tmp = n;
     gtk_option_menu_set_history( GTK_OPTION_MENU(m_widget), (gint)tmp );

+
+    // set the local selection variable manually
+    if ((n >= 0) && ((size_t)n < GetCount()))
+    {
+        // a valid selection has been made
+        m_selection_hack = n;
+    }
+    else if ((n == wxNOT_FOUND) || (GetCount() == 0))
+    {
+        // invalidates the selection if there are no items
+        // or if it is specifically set to wxNOT_FOUND
+        m_selection_hack = wxNOT_FOUND;
+    }
+    else
+    {
+        // this selects the first item by default if the selection is out of bounds
+        m_selection_hack = 0;
+    }

 }
 
 }
 

-void wxChoice::ApplyWidgetStyle()
+void wxChoice::DoApplyWidgetStyle(GtkRcStyle *style)

 {
 {

-    SetWidgetStyle();
-

     GtkMenuShell *menu_shell = GTK_MENU_SHELL( gtk_option_menu_get_menu( GTK_OPTION_MENU(m_widget) ) );
 
     GtkMenuShell *menu_shell = GTK_MENU_SHELL( gtk_option_menu_get_menu( GTK_OPTION_MENU(m_widget) ) );
 

-    gtk_widget_set_style( m_widget, m_widgetStyle );
-    gtk_widget_set_style( GTK_WIDGET( menu_shell ), m_widgetStyle );
+    gtk_widget_modify_style( m_widget, style );
+    gtk_widget_modify_style( GTK_WIDGET( menu_shell ), style );

 
     GList *child = menu_shell->children;
     while (child)
     {
 
     GList *child = menu_shell->children;
     while (child)
     {

-        gtk_widget_set_style( GTK_WIDGET( child->data ), m_widgetStyle );
+        gtk_widget_modify_style( GTK_WIDGET( child->data ), style );

 
         GtkBin *bin = GTK_BIN( child->data );
         GtkWidget *label = (GtkWidget *) NULL;
 
         GtkBin *bin = GTK_BIN( child->data );
         GtkWidget *label = (GtkWidget *) NULL;


@@ -382,14 +492,16 @@ void wxChoice::ApplyWidgetStyle()
         if (!label)
             label = BUTTON_CHILD(m_widget);
 
         if (!label)
             label = BUTTON_CHILD(m_widget);
 

-        gtk_widget_set_style( label, m_widgetStyle );
+        gtk_widget_modify_style( label, style );

 
         child = child->next;
     }
 }
 
 
         child = child->next;
     }
 }
 

-size_t wxChoice::GtkAppendHelper(GtkWidget *menu, const wxString& item)
+int wxChoice::GtkAddHelper(GtkWidget *menu, size_t pos, const wxString& item)

 {
 {

+    wxCHECK_MSG(pos<=m_clientList.GetCount(), -1, wxT("invalid index"));
+

     GtkWidget *menu_item = gtk_menu_item_new_with_label( wxGTK_CONV( item ) );
 
     size_t index;
     GtkWidget *menu_item = gtk_menu_item_new_with_label( wxGTK_CONV( item ) );
 
     size_t index;


@@ -412,14 +524,22 @@ size_t wxChoice::GtkAppendHelper(GtkWidget *menu, const wxString& item)
     }
     else
     {
     }
     else
     {

-        // normal control, just append
-        gtk_menu_append( GTK_MENU(menu), menu_item );
-
-        m_clientList.Append( (wxObject*) NULL );
-

         // don't call wxChoice::GetCount() from here because it doesn't work
         // if we're called from ctor (and GtkMenuShell is still NULL)
         // don't call wxChoice::GetCount() from here because it doesn't work
         // if we're called from ctor (and GtkMenuShell is still NULL)

-        index = m_clientList.GetCount() - 1;
+
+        // normal control, just append
+        if (pos == m_clientList.GetCount())
+        {
+            gtk_menu_append( GTK_MENU(menu), menu_item );
+            m_clientList.Append( (wxObject*) NULL );
+            index = m_clientList.GetCount() - 1;
+        }
+        else
+        {
+            gtk_menu_insert( GTK_MENU(menu), menu_item, pos );
+            m_clientList.Insert( pos, (wxObject*) NULL );
+            index = pos;
+        }

     }
 
     if (GTK_WIDGET_REALIZED(m_widget))
     }
 
     if (GTK_WIDGET_REALIZED(m_widget))


@@ -427,10 +547,16 @@ size_t wxChoice::GtkAppendHelper(GtkWidget *menu, const wxString& item)
         gtk_widget_realize( menu_item );
         gtk_widget_realize( GTK_BIN(menu_item)->child );
 
         gtk_widget_realize( menu_item );
         gtk_widget_realize( GTK_BIN(menu_item)->child );
 

-        if (m_widgetStyle) ApplyWidgetStyle();
+        ApplyWidgetStyle();

     }
 
     }
 

-    gtk_signal_connect( GTK_OBJECT( menu_item ), "activate",
+    // The best size of a wxChoice should probably
+    // be changed everytime the control has been
+    // changed, but at least after adding an item
+    // it has to change. Adapted from Matt Ownby.
+    InvalidateBestSize();
+
+    gtk_signal_connect_after( GTK_OBJECT( menu_item ), "activate",

       GTK_SIGNAL_FUNC(gtk_choice_clicked_callback), (gpointer*)this );
 
     gtk_widget_show( menu_item );
       GTK_SIGNAL_FUNC(gtk_choice_clicked_callback), (gpointer*)this );
 
     gtk_widget_show( menu_item );


@@ -452,7 +578,7 @@ wxSize wxChoice::DoGetBestSize() const
         size_t count = GetCount();
         for ( size_t n = 0; n < count; n++ )
         {
         size_t count = GetCount();
         for ( size_t n = 0; n < count; n++ )
         {

-            GetTextExtent( GetString(n), &width, NULL, NULL, NULL, &m_font );
+            GetTextExtent( GetString(n), &width, NULL, NULL, NULL );

             if ( width > ret.x )
                 ret.x = width;
         }
             if ( width > ret.x )
                 ret.x = width;
         }


@@ -474,10 +600,27 @@ wxSize wxChoice::DoGetBestSize() const
     if ( ret.x < 80 )
         ret.x = 80;
 
     if ( ret.x < 80 )
         ret.x = 80;
 

-    ret.y = 16 + GetCharHeight();
+    // If this request_size is called with no entries then
+    // the returned height is wrong. Give it a reasonable
+    // default value.
+    if (ret.y <= 18)
+        ret.y = 8 + GetCharHeight();

 
 

+    CacheBestSize(ret);

     return ret;
 }
 
     return ret;
 }
 

-#endif // wxUSE_CHOICE
+bool wxChoice::IsOwnGtkWindow( GdkWindow *window )
+{
+    return (window == m_widget->window);
+}

 
 

+// static
+wxVisualAttributes
+wxChoice::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
+{
+    return GetDefaultAttributesFromGTKWidget(gtk_option_menu_new);
+}
+
+
+#endif // wxUSE_CHOICE