]> git.saurik.com Git - wxWidgets.git/blobdiff - src/gtk1/combobox.cpp
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[wxWidgets.git] / src / gtk1 / combobox.cpp
index 858e3d13b6563977d9ec76dc2ad8614c90310e51..b72887da0c427a3dca9cccbdb27a49b4ef86a015 100644 (file)
@@ -39,6 +39,35 @@ extern bool g_isIdle;
 
 extern bool   g_blockEventsOnDrag;
 
+//-----------------------------------------------------------------------------
+//  "changed" - typing and list item matches get changed, select-child
+//              if it doesn't match an item then just get a single changed
+//-----------------------------------------------------------------------------
+
+static void
+gtk_text_changed_callback( GtkWidget *WXUNUSED(widget), wxComboBox *combo )
+{
+    if (g_isIdle) wxapp_install_idle_handler();
+
+    if (combo->m_ignoreNextUpdate)
+    { 
+        combo->m_ignoreNextUpdate = FALSE;
+        return;
+    }
+
+    if (!combo->m_hasVMT) return;
+
+    wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, combo->GetId() );
+    event.SetString( combo->GetValue() );
+    event.SetEventObject( combo );
+    combo->GetEventHandler()->ProcessEvent( event );
+}
+
+static void
+gtk_dummy_callback(GtkEntry *WXUNUSED(entry), GtkCombo *WXUNUSED(combo))
+{
+}
+
 //-----------------------------------------------------------------------------
 // "select-child" - click/cursor get select-child, changed, select-child
 //-----------------------------------------------------------------------------
@@ -61,35 +90,27 @@ gtk_combo_select_child_callback( GtkList *WXUNUSED(list), GtkWidget *WXUNUSED(wi
     
     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( GTK_OBJECT(GTK_COMBO(combo->GetHandle())->entry), "changed",
+      GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)combo );
+
     wxCommandEvent event( wxEVT_COMMAND_COMBOBOX_SELECTED, combo->GetId() );
     event.SetInt( curSelection );
     event.SetString( combo->GetStringSelection() );
     event.SetEventObject( combo );
     
     combo->GetEventHandler()->ProcessEvent( event );
-}
-
-//-----------------------------------------------------------------------------
-//  "changed" - typing and list item matches get changed, select-child
-//              if it doesn't match an item then just get a single changed
-//-----------------------------------------------------------------------------
-
-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 );
-    combo->GetEventHandler()->ProcessEvent( event );
-}
-
-static void
-gtk_dummy_callback(GtkEntry *WXUNUSED(entry), GtkCombo *WXUNUSED(combo))
-{
+    // Now send the event ourselves    
+    wxCommandEvent event2( wxEVT_COMMAND_TEXT_UPDATED, combo->GetId() );
+    event2.SetString( combo->GetValue() );
+    event2.SetEventObject( combo );
+    combo->GetEventHandler()->ProcessEvent( event2 );
 }
 
 //-----------------------------------------------------------------------------
@@ -122,7 +143,7 @@ bool wxComboBox::Create( wxWindow *parent, wxWindowID id, const wxString& value,
                          long style, const wxValidator& validator,
                          const wxString& name )
 {
-    m_alreadySent = FALSE;
+    m_ignoreNextUpdate = FALSE;
     m_needParent = TRUE;
     m_acceptsFocus = TRUE;
     m_prevSelection = 0;
@@ -731,6 +752,15 @@ void wxComboBox::EnableEvents()
 
 void wxComboBox::OnSize( wxSizeEvent &event )
 {
+    // NB: In some situations (e.g. on non-first page of a wizard, if the
+    //     size used is default size), GtkCombo widget is resized correctly,
+    //     but it's look is not updated, it's rendered as if it was much wider.
+    //     No other widgets are affected, so it looks like a bug in GTK+.
+    //     Manually requesting resize calculation (as gtk_pizza_set_size does)
+    //     fixes it.
+    if (GTK_WIDGET_VISIBLE(m_widget))
+        gtk_widget_queue_resize(m_widget);
+
     event.Skip();
 }