+ if (!combo->m_hasVMT) return;
+
+ wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, combo->GetId() );
+ event.SetString( combo->GetValue() );
+ event.SetEventObject( combo );
+ combo->GetEventHandler()->ProcessEvent( event );
+}
+}
+
+extern "C" {
+static void
+gtk_dummy_callback(GtkEntry *WXUNUSED(entry), GtkCombo *WXUNUSED(combo))
+{
+}
+}
+
+extern "C" {
+static void
+gtk_popup_hide_callback(GtkCombo *WXUNUSED(gtk_combo), wxComboBox *combo)
+{
+ // when the popup is hidden, throw a SELECTED event only if the combobox
+ // selection changed.
+ int curSelection = combo->GetCurrentSelection();
+ if (g_SelectionBeforePopup != curSelection)
+ {
+ wxCommandEvent event( wxEVT_COMMAND_COMBOBOX_SELECTED, combo->GetId() );
+ event.SetInt( curSelection );
+ event.SetString( combo->GetStringSelection() );
+ event.SetEventObject( combo );
+ combo->GetEventHandler()->ProcessEvent( event );
+
+ // for consistency with the other ports, send TEXT event
+ wxCommandEvent event2( wxEVT_COMMAND_TEXT_UPDATED, combo->GetId() );
+ event2.SetString( combo->GetStringSelection() );
+ event2.SetEventObject( combo );
+ combo->GetEventHandler()->ProcessEvent( event2 );
+ }
+
+ // reset the selection flag to value meaning that it is hidden
+ g_SelectionBeforePopup = wxID_NONE;
+}
+}
+
+extern "C" {
+static void
+gtk_popup_show_callback(GtkCombo *WXUNUSED(gtk_combo), wxComboBox *combo)
+{
+ // store the combobox selection value before the popup is shown
+ g_SelectionBeforePopup = combo->GetCurrentSelection();
+}
+}
+
+//-----------------------------------------------------------------------------
+// "select-child" - click/cursor get select-child, changed, select-child
+//-----------------------------------------------------------------------------
+
+extern "C" {
+static void
+gtk_combo_select_child_callback( GtkList *WXUNUSED(list), GtkWidget *WXUNUSED(widget), wxComboBox *combo )
+{
+ if (g_isIdle) wxapp_install_idle_handler();
+
+ if (!combo->m_hasVMT) return;
+
+ if (g_blockEventsOnDrag) return;
+
+ int curSelection = combo->GetCurrentSelection();
+
+ if (combo->m_prevSelection == curSelection) return;
+
+ GtkWidget *list = GTK_COMBO(combo->m_widget)->list;
+ gtk_list_unselect_item( GTK_LIST(list), combo->m_prevSelection );
+
+ combo->m_prevSelection = curSelection;
+
+ // Quickly set the value of the combo box
+ // as GTK+ does that only AFTER the event
+ // is sent.
+ gtk_signal_disconnect_by_func( GTK_OBJECT(GTK_COMBO(combo->GetHandle())->entry),
+ GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)combo );
+ combo->SetValue( combo->GetStringSelection() );
+ gtk_signal_connect_after( GTK_OBJECT(GTK_COMBO(combo->GetHandle())->entry), "changed",
+ GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)combo );
+
+ // throw a SELECTED event only if the combobox popup is hidden (wxID_NONE)
+ // because when combobox popup is shown, gtk_combo_select_child_callback is
+ // called each times the mouse is over an item with a pressed button so a lot
+ // of SELECTED event could be generated if the user keep the mouse button down
+ // and select other items ...
+ if (g_SelectionBeforePopup == wxID_NONE)
+ {
+ wxCommandEvent event( wxEVT_COMMAND_COMBOBOX_SELECTED, combo->GetId() );
+ event.SetInt( curSelection );
+ event.SetString( combo->GetStringSelection() );
+ event.SetEventObject( combo );
+ combo->GetEventHandler()->ProcessEvent( event );
+
+ // for consistency with the other ports, don't generate text update
+ // events while the user is browsing the combobox neither
+ wxCommandEvent event2( wxEVT_COMMAND_TEXT_UPDATED, combo->GetId() );
+ event2.SetString( combo->GetValue() );
+ event2.SetEventObject( combo );
+ combo->GetEventHandler()->ProcessEvent( event2 );
+ }
+}