X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/f03fc89fff2d6e823e7d4d14fbe14822ad6777b1..543f08a67631f2849872d5d3ee7cb99047718560:/src/gtk1/combobox.cpp

diff --git a/src/gtk1/combobox.cpp b/src/gtk1/combobox.cpp
index caf222a719..da4657688f 100644
--- a/src/gtk1/combobox.cpp
+++ b/src/gtk1/combobox.cpp
@@ -12,9 +12,11 @@
 #endif
 
 #include "wx/combobox.h"
-#include "wx/settings.h"
 
-#include <wx/intl.h>
+#if wxUSE_COMBOBOX
+
+#include "wx/settings.h"
+#include "wx/intl.h"
 
 #include "gdk/gdk.h"
 #include "gtk/gtk.h"
@@ -41,7 +43,7 @@ gtk_combo_clicked_callback( GtkWidget *WXUNUSED(widget), wxComboBox *combo )
 {
     if (g_isIdle) wxapp_install_idle_handler();
 
-    if (!combo->HasVMT()) return;
+    if (!combo->m_hasVMT) return;
 
     if (g_blockEventsOnDrag) return;
 
@@ -57,7 +59,7 @@ gtk_combo_clicked_callback( GtkWidget *WXUNUSED(widget), wxComboBox *combo )
     event.SetInt( combo->GetSelection() );
     event.SetString( combo->GetStringSelection() );
     event.SetEventObject( combo );
-    
+
     combo->GetEventHandler()->ProcessEvent( event );
 }
 
@@ -69,7 +71,9 @@ static void
 gtk_text_changed_callback( GtkWidget *WXUNUSED(widget), wxComboBox *combo )
 {
     if (g_isIdle) wxapp_install_idle_handler();
-    
+
+    if (!combo->m_hasVMT) return;
+
     wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, combo->GetId() );
     event.SetString( combo->GetValue() );
     event.SetEventObject( combo );
@@ -97,9 +101,12 @@ bool wxComboBox::Create( wxWindow *parent, wxWindowID id, const wxString& value,
     m_needParent = TRUE;
     m_acceptsFocus = TRUE;
 
-    PreCreation( parent, id, pos, size, style, name );
-
-    SetValidator( validator );
+    if (!PreCreation( parent, pos, size ) ||
+        !CreateBase( parent, id, pos, size, style, validator, name ))
+    {
+        wxFAIL_MSG( _T("wxComboBox creation failed") );
+	return FALSE;
+    }
 
     m_widget = gtk_combo_new();
 
@@ -120,7 +127,7 @@ bool wxComboBox::Create( wxWindow *parent, wxWindowID id, const wxString& value,
         /* don't send first event, which GTK sends aways when
 	   inserting the first item */
         m_alreadySent = TRUE;
-    
+
         GtkWidget *list_item = gtk_list_item_new_with_label( choices[i].mbc_str() );
 
         m_clientDataList.Append( (wxObject*)NULL );
@@ -159,13 +166,15 @@ bool wxComboBox::Create( wxWindow *parent, wxWindowID id, const wxString& value,
 
 wxComboBox::~wxComboBox()
 {
-    wxNode *node = m_clientDataList.First();
+    wxNode *node = m_clientObjectList.First();
     while (node)
     {
         wxClientData *cd = (wxClientData*)node->Data();
         if (cd) delete cd;
         node = node->Next();
     }
+    m_clientObjectList.Clear();
+
     m_clientDataList.Clear();
 }
 
@@ -352,8 +361,6 @@ int wxComboBox::GetSelection() const
         }
     }
 
-    wxFAIL_MSG( _T("wxComboBox: no selection") );
-
     return -1;
 }
 
@@ -414,8 +421,12 @@ void wxComboBox::SetSelection( int n )
 {
     wxCHECK_RET( m_widget != NULL, _T("invalid combobox") );
 
+    DisableEvents();
+
     GtkWidget *list = GTK_COMBO(m_widget)->list;
     gtk_list_select_item( GTK_LIST(list), n );
+
+    EnableEvents();
 }
 
 void wxComboBox::SetStringSelection( const wxString &string )
@@ -578,10 +589,36 @@ void wxComboBox::OnChar( wxKeyEvent &event )
     event.Skip();
 }
 
+void wxComboBox::DisableEvents()
+{
+    GtkList *list = GTK_LIST( GTK_COMBO(m_widget)->list );
+    GList *child = list->children;
+    while (child)
+    {
+        gtk_signal_disconnect_by_func( GTK_OBJECT(child->data),
+          GTK_SIGNAL_FUNC(gtk_combo_clicked_callback), (gpointer)this );
+
+        child = child->next;
+    }
+}
+
+void wxComboBox::EnableEvents()
+{
+    GtkList *list = GTK_LIST( GTK_COMBO(m_widget)->list );
+    GList *child = list->children;
+    while (child)
+    {
+        gtk_signal_connect( GTK_OBJECT(child->data), "select",
+          GTK_SIGNAL_FUNC(gtk_combo_clicked_callback), (gpointer)this );
+
+        child = child->next;
+    }
+}
+
 void wxComboBox::OnSize( wxSizeEvent &event )
 {
     event.Skip();
-    
+
     return;
 
     int w = 21;
@@ -623,3 +660,4 @@ bool wxComboBox::IsOwnGtkWindow( GdkWindow *window )
              (window == GTK_COMBO(m_widget)->button->window ) );
 }
 
+#endif