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Generate wxPropertyGrid splitter (column divider) events: wxEVT_PG_COL_BEGIN_DRAG...
[wxWidgets.git] / src / gtk / window.cpp
diff --git a/src/gtk/window.cpp b/src/gtk/window.cpp
index 3de7239792e6b9b1b7791ba556ee96206011b14a..759ebc9afe77e9ac6e06937059bbaa3beca5915c 100644 (file)
--- a/src/gtk/window.cpp
+++ b/src/gtk/window.cpp
@@ -1,6 +1,6 @@
 /////////////////////////////////////////////////////////////////////////////
 // Name:        src/gtk/window.cpp
 /////////////////////////////////////////////////////////////////////////////
 // Name:        src/gtk/window.cpp
-// Purpose:
+// Purpose:     wxWindowGTK implementation
 // Author:      Robert Roebling
 // Id:          $Id$
 // Copyright:   (c) 1998 Robert Roebling, Julian Smart
 // Author:      Robert Roebling
 // Id:          $Id$
 // Copyright:   (c) 1998 Robert Roebling, Julian Smart
@@ -205,7 +205,7 @@ extern wxCursor   g_globalCursor;
 
 // mouse capture state: the window which has it and if the mouse is currently
 // inside it
 
 // mouse capture state: the window which has it and if the mouse is currently
 // inside it
-static wxWindowGTK  *g_captureWindow = (wxWindowGTK*) NULL;
+static wxWindowGTK  *g_captureWindow = NULL;
 static bool g_captureWindowHasMouse = false;
 
 // The window that currently has focus:
 static bool g_captureWindowHasMouse = false;
 
 // The window that currently has focus:
@@ -220,7 +220,7 @@ static wxWindowGTK *gs_deferredFocusOut = NULL;
 
 // global variables because GTK+ DnD want to have the
 // mouse event that caused it
 
 // global variables because GTK+ DnD want to have the
 // mouse event that caused it
-GdkEvent    *g_lastMouseEvent = (GdkEvent*) NULL;
+GdkEvent    *g_lastMouseEvent = NULL;
 int          g_lastButtonNumber = 0;
 
 //-----------------------------------------------------------------------------
 int          g_lastButtonNumber = 0;
 
 //-----------------------------------------------------------------------------
@@ -228,7 +228,7 @@ int          g_lastButtonNumber = 0;
 //-----------------------------------------------------------------------------
 
 // the trace mask used for the focus debugging messages
 //-----------------------------------------------------------------------------
 
 // the trace mask used for the focus debugging messages
-#define TRACE_FOCUS _T("focus")
+#define TRACE_FOCUS wxT("focus")
 
 //-----------------------------------------------------------------------------
 // missing gdk functions
 
 //-----------------------------------------------------------------------------
 // missing gdk functions
@@ -257,11 +257,11 @@ gdk_window_warp_pointer (GdkWindow      *window,
 // "size_request" of m_widget
 //-----------------------------------------------------------------------------
 
 // "size_request" of m_widget
 //-----------------------------------------------------------------------------
 
-// make it extern because wxStaticText needs to disconnect this one
 extern "C" {
 extern "C" {
-void wxgtk_window_size_request_callback(GtkWidget * WXUNUSED(widget),
-                                        GtkRequisition *requisition,
-                                        wxWindow * win)
+static void
+wxgtk_window_size_request_callback(GtkWidget * WXUNUSED(widget),
+                                   GtkRequisition *requisition,
+                                   wxWindow * win)
 {
     int w, h;
     win->GetSize( &w, &h );
 {
     int w, h;
     win->GetSize( &w, &h );
@@ -383,7 +383,7 @@ inline bool wxIsUpperChar(int code)
 
 
 // set WXTRACE to this to see the key event codes on the console
 
 
 // set WXTRACE to this to see the key event codes on the console
-#define TRACE_KEYS  _T("keyevent")
+#define TRACE_KEYS  wxT("keyevent")
 
 // translates an X key symbol to WXK_XXX value
 //
 
 // translates an X key symbol to WXK_XXX value
 //
@@ -683,7 +683,6 @@ static void wxFillOtherKeyEventFields(wxKeyEvent& event,
     event.m_controlDown = (gdk_event->state & GDK_CONTROL_MASK) != 0;
     event.m_altDown = (gdk_event->state & GDK_MOD1_MASK) != 0;
     event.m_metaDown = (gdk_event->state & GDK_META_MASK) != 0;
     event.m_controlDown = (gdk_event->state & GDK_CONTROL_MASK) != 0;
     event.m_altDown = (gdk_event->state & GDK_MOD1_MASK) != 0;
     event.m_metaDown = (gdk_event->state & GDK_META_MASK) != 0;
-    event.m_scanCode = gdk_event->keyval;
     event.m_rawCode = (wxUint32) gdk_event->keyval;
     event.m_rawFlags = 0;
 #if wxUSE_UNICODE
     event.m_rawCode = (wxUint32) gdk_event->keyval;
     event.m_rawFlags = 0;
 #if wxUSE_UNICODE
@@ -715,9 +714,9 @@ wxTranslateGTKKeyEventToWx(wxKeyEvent& event,
 
     KeySym keysym = gdk_event->keyval;
 
 
     KeySym keysym = gdk_event->keyval;
 
-    wxLogTrace(TRACE_KEYS, _T("Key %s event: keysym = %ld"),
-               event.GetEventType() == wxEVT_KEY_UP ? _T("release")
-                                                    : _T("press"),
+    wxLogTrace(TRACE_KEYS, wxT("Key %s event: keysym = %ld"),
+               event.GetEventType() == wxEVT_KEY_UP ? wxT("release")
+                                                    : wxT("press"),
                keysym);
 
     long key_code = wxTranslateKeySymToWXKey(keysym, false /* !isChar */);
                keysym);
 
     long key_code = wxTranslateKeySymToWXKey(keysym, false /* !isChar */);
@@ -746,7 +745,7 @@ wxTranslateGTKKeyEventToWx(wxKeyEvent& event,
             Display *dpy = (Display *)wxGetDisplay();
             KeyCode keycode = XKeysymToKeycode(dpy, keysym);
 
             Display *dpy = (Display *)wxGetDisplay();
             KeyCode keycode = XKeysymToKeycode(dpy, keysym);
 
-            wxLogTrace(TRACE_KEYS, _T("\t-> keycode %d"), keycode);
+            wxLogTrace(TRACE_KEYS, wxT("\t-> keycode %d"), keycode);
 
             KeySym keysymNormalized = XKeycodeToKeysym(dpy, keycode, 0);
 
 
             KeySym keysymNormalized = XKeycodeToKeysym(dpy, keycode, 0);
 
@@ -785,7 +784,7 @@ wxTranslateGTKKeyEventToWx(wxKeyEvent& event,
         }
     }
 
         }
     }
 
-    wxLogTrace(TRACE_KEYS, _T("\t-> wxKeyCode %ld"), key_code);
+    wxLogTrace(TRACE_KEYS, wxT("\t-> wxKeyCode %ld"), key_code);
 
     // sending unknown key events doesn't really make sense
     if ( !key_code )
 
     // sending unknown key events doesn't really make sense
     if ( !key_code )
@@ -858,7 +857,7 @@ gtk_window_key_press_callback( GtkWidget *WXUNUSED(widget),
         win->m_imData->lastKeyEvent = NULL;
         if (intercepted_by_IM)
         {
         win->m_imData->lastKeyEvent = NULL;
         if (intercepted_by_IM)
         {
-            wxLogTrace(TRACE_KEYS, _T("Key event intercepted by IM"));
+            wxLogTrace(TRACE_KEYS, wxT("Key event intercepted by IM"));
             return TRUE;
         }
     }
             return TRUE;
         }
     }
@@ -920,7 +919,7 @@ gtk_window_key_press_callback( GtkWidget *WXUNUSED(widget),
 
         if ( key_code )
         {
 
         if ( key_code )
         {
-            wxLogTrace(TRACE_KEYS, _T("Char event: %ld"), key_code);
+            wxLogTrace(TRACE_KEYS, wxT("Char event: %ld"), key_code);
 
             event.m_keyCode = key_code;
 
 
             event.m_keyCode = key_code;
 
@@ -997,7 +996,7 @@ gtk_wxwindow_commit_cb (GtkIMContext * WXUNUSED(context),
         event.m_uniChar = *pstr;
         // Backward compatible for ISO-8859-1
         event.m_keyCode = *pstr < 256 ? event.m_uniChar : 0;
         event.m_uniChar = *pstr;
         // Backward compatible for ISO-8859-1
         event.m_keyCode = *pstr < 256 ? event.m_uniChar : 0;
-        wxLogTrace(TRACE_KEYS, _T("IM sent character '%c'"), event.m_uniChar);
+        wxLogTrace(TRACE_KEYS, wxT("IM sent character '%c'"), event.m_uniChar);
 #else
         event.m_keyCode = (char)*pstr;
 #endif  // wxUSE_UNICODE
 #else
         event.m_keyCode = (char)*pstr;
 #endif  // wxUSE_UNICODE
@@ -1075,15 +1074,15 @@ template<typename T> void InitMouseEvent(wxWindowGTK *win,
                                          T *gdk_event)
 {
     event.SetTimestamp( gdk_event->time );
                                          T *gdk_event)
 {
     event.SetTimestamp( gdk_event->time );
-    event.m_shiftDown = gdk_event->state & GDK_SHIFT_MASK;
-    event.m_controlDown = gdk_event->state & GDK_CONTROL_MASK;
-    event.m_altDown = gdk_event->state & GDK_MOD1_MASK;
-    event.m_metaDown = gdk_event->state & GDK_META_MASK;
-    event.m_leftDown = gdk_event->state & GDK_BUTTON1_MASK;
-    event.m_middleDown = gdk_event->state & GDK_BUTTON2_MASK;
-    event.m_rightDown = gdk_event->state & GDK_BUTTON3_MASK;
-    event.m_aux1Down = gdk_event->state & GDK_BUTTON4_MASK;
-    event.m_aux2Down = gdk_event->state & GDK_BUTTON5_MASK;
+    event.m_shiftDown = (gdk_event->state & GDK_SHIFT_MASK) != 0;
+    event.m_controlDown = (gdk_event->state & GDK_CONTROL_MASK) != 0;
+    event.m_altDown = (gdk_event->state & GDK_MOD1_MASK) != 0;
+    event.m_metaDown = (gdk_event->state & GDK_META_MASK) != 0;
+    event.m_leftDown = (gdk_event->state & GDK_BUTTON1_MASK) != 0;
+    event.m_middleDown = (gdk_event->state & GDK_BUTTON2_MASK) != 0;
+    event.m_rightDown = (gdk_event->state & GDK_BUTTON3_MASK) != 0;
+    event.m_aux1Down = (gdk_event->state & GDK_BUTTON4_MASK) != 0;
+    event.m_aux2Down = (gdk_event->state & GDK_BUTTON5_MASK) != 0;
 
     wxPoint pt = win->GetClientAreaOrigin();
     event.m_x = (wxCoord)gdk_event->x - pt.x;
 
     wxPoint pt = win->GetClientAreaOrigin();
     event.m_x = (wxCoord)gdk_event->x - pt.x;
@@ -1156,7 +1155,7 @@ wxWindowGTK *FindWindowForMouseEvent(wxWindowGTK *win, wxCoord& x, wxCoord& y)
         if (!child->IsShown())
             continue;
 
         if (!child->IsShown())
             continue;
 
-        if (child->IsTransparentForMouse())
+        if (child->GTKIsTransparentForMouse())
         {
             // wxStaticBox is transparent in the box itself
             int xx1 = child->m_x;
         {
             // wxStaticBox is transparent in the box itself
             int xx1 = child->m_x;
@@ -1182,7 +1181,7 @@ wxWindowGTK *FindWindowForMouseEvent(wxWindowGTK *win, wxCoord& x, wxCoord& y)
         }
         else
         {
         }
         else
         {
-            if ((child->m_wxwindow == (GtkWidget*) NULL) &&
+            if ((child->m_wxwindow == NULL) &&
                 (child->m_x <= xx) &&
                 (child->m_y <= yy) &&
                 (child->m_x+child->m_width  >= xx) &&
                 (child->m_x <= xx) &&
                 (child->m_y <= yy) &&
                 (child->m_x+child->m_width  >= xx) &&
@@ -1209,6 +1208,11 @@ bool wxWindowGTK::GTKProcessEvent(wxEvent& event) const
     return HandleWindowEvent(event);
 }
 
     return HandleWindowEvent(event);
 }
 
+bool wxWindowGTK::GTKShouldIgnoreEvent() const
+{
+    return !m_hasVMT || g_blockEventsOnDrag;
+}
+
 int wxWindowGTK::GTKCallbackCommonPrologue(GdkEventAny *event) const
 {
     if (!m_hasVMT)
 int wxWindowGTK::GTKCallbackCommonPrologue(GdkEventAny *event) const
 {
     if (!m_hasVMT)
@@ -1368,10 +1372,6 @@ gtk_window_button_press_callback( GtkWidget *widget,
 
     AdjustEventButtonState(event);
 
 
     AdjustEventButtonState(event);
 
-    // wxListBox actually gets mouse events from the item, so we need to give it
-    // a chance to correct this
-    win->FixUpMouseEvent(widget, event.m_x, event.m_y);
-
     // find the correct window to send the event to: it may be a different one
     // from the one which got it at GTK+ level because some controls don't have
     // their own X window and thus cannot get any events.
     // find the correct window to send the event to: it may be a different one
     // from the one which got it at GTK+ level because some controls don't have
     // their own X window and thus cannot get any events.
@@ -1418,7 +1418,7 @@ gtk_window_button_press_callback( GtkWidget *widget,
 //-----------------------------------------------------------------------------
 
 static gboolean
 //-----------------------------------------------------------------------------
 
 static gboolean
-gtk_window_button_release_callback( GtkWidget *widget,
+gtk_window_button_release_callback( GtkWidget *WXUNUSED(widget),
                                     GdkEventButton *gdk_event,
                                     wxWindowGTK *win )
 {
                                     GdkEventButton *gdk_event,
                                     wxWindowGTK *win )
 {
@@ -1454,9 +1454,6 @@ gtk_window_button_release_callback( GtkWidget *widget,
 
     AdjustEventButtonState(event);
 
 
     AdjustEventButtonState(event);
 
-    // same wxListBox hack as above
-    win->FixUpMouseEvent(widget, event.m_x, event.m_y);
-
     if ( !g_captureWindow )
         win = FindWindowForMouseEvent(win, event.m_x, event.m_y);
 
     if ( !g_captureWindow )
         win = FindWindowForMouseEvent(win, event.m_x, event.m_y);
 
@@ -1547,6 +1544,38 @@ gtk_window_motion_notify_callback( GtkWidget * WXUNUSED(widget),
 // "scroll_event" (mouse wheel event)
 //-----------------------------------------------------------------------------
 
 // "scroll_event" (mouse wheel event)
 //-----------------------------------------------------------------------------
 
+static gboolean
+window_scroll_event_hscrollbar(GtkWidget*, GdkEventScroll* gdk_event, wxWindow* win)
+{
+    if (gdk_event->direction != GDK_SCROLL_LEFT &&
+        gdk_event->direction != GDK_SCROLL_RIGHT)
+    {
+        return false;
+    }
+
+    wxMouseEvent event(wxEVT_MOUSEWHEEL);
+    InitMouseEvent(win, event, gdk_event);
+
+    GtkRange *range = win->m_scrollBar[wxWindow::ScrollDir_Horz];
+    if (!range) return FALSE;
+
+    if (range && GTK_WIDGET_VISIBLE (range))
+    {
+        GtkAdjustment *adj = range->adjustment;
+        gdouble delta = adj->step_increment * 3;
+        if (gdk_event->direction == GDK_SCROLL_LEFT)
+            delta = -delta;
+
+        gdouble new_value = CLAMP (adj->value + delta, adj->lower, adj->upper - adj->page_size);
+
+        gtk_adjustment_set_value (adj, new_value);
+
+        return TRUE;
+    }
+
+    return FALSE;
+}
+
 static gboolean
 window_scroll_event(GtkWidget*, GdkEventScroll* gdk_event, wxWindow* win)
 {
 static gboolean
 window_scroll_event(GtkWidget*, GdkEventScroll* gdk_event, wxWindow* win)
 {
@@ -1567,7 +1596,27 @@ window_scroll_event(GtkWidget*, GdkEventScroll* gdk_event, wxWindow* win)
     else
         event.m_wheelRotation = -120;
 
     else
         event.m_wheelRotation = -120;
 
-    return win->GTKProcessEvent(event);
+    if (win->GTKProcessEvent(event))
+      return TRUE;
+
+    GtkRange *range = win->m_scrollBar[wxWindow::ScrollDir_Vert];
+    if (!range) return FALSE;
+
+    if (range && GTK_WIDGET_VISIBLE (range))
+    {
+        GtkAdjustment *adj = range->adjustment;
+        gdouble delta = adj->step_increment * 3;
+        if (gdk_event->direction == GDK_SCROLL_UP)
+          delta = -delta;
+
+        gdouble new_value = CLAMP (adj->value + delta, adj->lower, adj->upper - adj->page_size);
+
+        gtk_adjustment_set_value (adj, new_value);
+
+        return TRUE;
+    }
+
+    return FALSE;
 }
 
 //-----------------------------------------------------------------------------
 }
 
 //-----------------------------------------------------------------------------
@@ -1699,7 +1748,7 @@ gtk_window_leave_callback( GtkWidget *widget,
 static void
 gtk_scrollbar_value_changed(GtkRange* range, wxWindow* win)
 {
 static void
 gtk_scrollbar_value_changed(GtkRange* range, wxWindow* win)
 {
-    wxEventType eventType = win->GetScrollEventType(range);
+    wxEventType eventType = win->GTKGetScrollEventType(range);
     if (eventType != wxEVT_NULL)
     {
         // Convert scroll event type to scrollwin event type
     if (eventType != wxEVT_NULL)
     {
         // Convert scroll event type to scrollwin event type
@@ -1876,30 +1925,6 @@ void gtk_window_style_set_callback( GtkWidget *WXUNUSED(widget),
 
 } // extern "C"
 
 
 } // extern "C"
 
-// Helper to suspend colour change event event processing while we change a widget's style
-class wxSuspendStyleEvents
-{
-public:
-    wxSuspendStyleEvents(wxWindow* win)
-    {
-        m_win = NULL;
-        if (win->m_wxwindow && win->IsTopLevel())
-        {
-            m_win = win;
-            g_signal_handlers_block_by_func(
-                m_win->m_wxwindow, (void*)gtk_window_style_set_callback, m_win);
-        }
-    }
-    ~wxSuspendStyleEvents()
-    {
-        if (m_win)
-            g_signal_handlers_unblock_by_func(
-                m_win->m_wxwindow, (void*)gtk_window_style_set_callback, m_win);
-    }
-
-    wxWindow* m_win;
-};
-
 // ----------------------------------------------------------------------------
 // this wxWindowBase function is implemented here (in platform-specific file)
 // because it is static and so couldn't be made virtual
 // ----------------------------------------------------------------------------
 // this wxWindowBase function is implemented here (in platform-specific file)
 // because it is static and so couldn't be made virtual
@@ -1914,8 +1939,10 @@ wxWindow *wxWindowBase::DoFindFocus()
 
 void wxWindowGTK::AddChildGTK(wxWindowGTK* child)
 {
 
 void wxWindowGTK::AddChildGTK(wxWindowGTK* child)
 {
-    /* the window might have been scrolled already, do we
-       have to adapt the position */
+    wxASSERT_MSG(m_wxwindow, "Cannot add a child to a window without a client area");
+
+    // the window might have been scrolled already, we
+    // have to adapt the position
     wxPizza* pizza = WX_PIZZA(m_wxwindow);
     child->m_x += pizza->m_scroll_x;
     child->m_y += pizza->m_scroll_y;
     wxPizza* pizza = WX_PIZZA(m_wxwindow);
     child->m_x += pizza->m_scroll_x;
     child->m_y += pizza->m_scroll_y;
@@ -1948,16 +1975,16 @@ wxMouseState wxGetMouseState()
 
     ms.SetX(x);
     ms.SetY(y);
 
     ms.SetX(x);
     ms.SetY(y);
-    ms.SetLeftDown(mask & GDK_BUTTON1_MASK);
-    ms.SetMiddleDown(mask & GDK_BUTTON2_MASK);
-    ms.SetRightDown(mask & GDK_BUTTON3_MASK);
-    ms.SetAux1Down(mask & GDK_BUTTON4_MASK);
-    ms.SetAux2Down(mask & GDK_BUTTON5_MASK);
+    ms.SetLeftDown((mask & GDK_BUTTON1_MASK) != 0);
+    ms.SetMiddleDown((mask & GDK_BUTTON2_MASK) != 0);
+    ms.SetRightDown((mask & GDK_BUTTON3_MASK) != 0);
+    ms.SetAux1Down((mask & GDK_BUTTON4_MASK) != 0);
+    ms.SetAux2Down((mask & GDK_BUTTON5_MASK) != 0);
 
 
-    ms.SetControlDown(mask & GDK_CONTROL_MASK);
-    ms.SetShiftDown(mask & GDK_SHIFT_MASK);
-    ms.SetAltDown(mask & GDK_MOD1_MASK);
-    ms.SetMetaDown(mask & GDK_META_MASK);
+    ms.SetControlDown((mask & GDK_CONTROL_MASK) != 0);
+    ms.SetShiftDown((mask & GDK_SHIFT_MASK) != 0);
+    ms.SetAltDown((mask & GDK_MOD1_MASK) != 0);
+    ms.SetMetaDown((mask & GDK_META_MASK) != 0);
 
     return ms;
 }
 
     return ms;
 }
@@ -1977,9 +2004,9 @@ wxMouseState wxGetMouseState()
 void wxWindowGTK::Init()
 {
     // GTK specific
 void wxWindowGTK::Init()
 {
     // GTK specific
-    m_widget = (GtkWidget *) NULL;
-    m_wxwindow = (GtkWidget *) NULL;
-    m_focusWidget = (GtkWidget *) NULL;
+    m_widget = NULL;
+    m_wxwindow = NULL;
+    m_focusWidget = NULL;
 
     // position/size
     m_x = 0;
 
     // position/size
     m_x = 0;
@@ -1988,9 +2015,8 @@ void wxWindowGTK::Init()
     m_height = 0;
 
     m_hasVMT = false;
     m_height = 0;
 
     m_hasVMT = false;
-    m_isBeingDeleted = false;
 
 
-    m_showOnIdle= false;
+    m_showOnIdle = false;
 
     m_noExpose = false;
     m_nativeSizeEvent = false;
 
     m_noExpose = false;
     m_nativeSizeEvent = false;
@@ -2044,6 +2070,7 @@ bool wxWindowGTK::Create( wxWindow *parent,
 {
     // Get default border
     wxBorder border = GetBorder(style);
 {
     // Get default border
     wxBorder border = GetBorder(style);
+
     style &= ~wxBORDER_MASK;
     style |= border;
 
     style &= ~wxBORDER_MASK;
     style |= border;
 
@@ -2054,6 +2081,12 @@ bool wxWindowGTK::Create( wxWindow *parent,
         return false;
     }
 
         return false;
     }
 
+        // We should accept the native look
+#if 0
+        GtkScrolledWindowClass *scroll_class = GTK_SCROLLED_WINDOW_CLASS( GTK_OBJECT_GET_CLASS(m_widget) );
+        scroll_class->scrollbar_spacing = 0;
+#endif
+
 
     m_wxwindow = wxPizza::New(m_windowStyle);
 #ifndef __WXUNIVERSAL__
 
     m_wxwindow = wxPizza::New(m_windowStyle);
 #ifndef __WXUNIVERSAL__
@@ -2067,13 +2100,10 @@ bool wxWindowGTK::Create( wxWindow *parent,
         m_widget = m_wxwindow;
     else
     {
         m_widget = m_wxwindow;
     else
     {
-        m_widget = gtk_scrolled_window_new( (GtkAdjustment *) NULL, (GtkAdjustment *) NULL );
+        m_widget = gtk_scrolled_window_new( NULL, NULL );
 
         GtkScrolledWindow *scrolledWindow = GTK_SCROLLED_WINDOW(m_widget);
 
 
         GtkScrolledWindow *scrolledWindow = GTK_SCROLLED_WINDOW(m_widget);
 
-        GtkScrolledWindowClass *scroll_class = GTK_SCROLLED_WINDOW_CLASS( GTK_OBJECT_GET_CLASS(m_widget) );
-        scroll_class->scrollbar_spacing = 0;
-
         // There is a conflict with default bindings at GTK+
         // level between scrolled windows and notebooks both of which want to use
         // Ctrl-PageUp/Down: scrolled windows for scrolling in the horizontal
         // There is a conflict with default bindings at GTK+
         // level between scrolled windows and notebooks both of which want to use
         // Ctrl-PageUp/Down: scrolled windows for scrolling in the horizontal
@@ -2158,7 +2188,6 @@ wxWindowGTK::~wxWindowGTK()
     if ( gs_deferredFocusOut == this )
         gs_deferredFocusOut = NULL;
 
     if ( gs_deferredFocusOut == this )
         gs_deferredFocusOut = NULL;
 
-    m_isBeingDeleted = true;
     m_hasVMT = false;
 
     // destroy children before destroying this window itself
     m_hasVMT = false;
 
     // destroy children before destroying this window itself
@@ -2288,40 +2317,25 @@ void wxWindowGTK::PostCreation()
             G_CALLBACK(size_allocate), this);
     }
 
             G_CALLBACK(size_allocate), this);
     }
 
-    if (m_wxwindow)
-    {
 #if GTK_CHECK_VERSION(2, 8, 0)
 #if GTK_CHECK_VERSION(2, 8, 0)
-        if (!gtk_check_version(2,8,0))
+    if ( gtk_check_version(2,8,0) == NULL )
+    {
+        // Make sure we can notify the app when mouse capture is lost
+        if ( m_wxwindow )
         {
         {
-            // Make sure we can notify the app when mouse capture is lost
             g_signal_connect (m_wxwindow, "grab_broken_event",
                           G_CALLBACK (gtk_window_grab_broken), this);
         }
             g_signal_connect (m_wxwindow, "grab_broken_event",
                           G_CALLBACK (gtk_window_grab_broken), this);
         }
-#endif
-    }
 
 
-    if ( connect_widget != m_wxwindow )
-    {
-#if GTK_CHECK_VERSION(2, 8, 0)
-        if (!gtk_check_version(2,8,0))
+        if ( connect_widget != m_wxwindow )
         {
         {
-            // Make sure we can notify app code when mouse capture is lost
             g_signal_connect (connect_widget, "grab_broken_event",
                         G_CALLBACK (gtk_window_grab_broken), this);
         }
             g_signal_connect (connect_widget, "grab_broken_event",
                         G_CALLBACK (gtk_window_grab_broken), this);
         }
-#endif
     }
     }
+#endif // GTK+ >= 2.8
 
 
-#ifdef GTK_IS_FILE_CHOOSER_BUTTON
-    if (!gtk_check_version(2,6,0) && GTK_IS_FILE_CHOOSER_BUTTON(m_widget))
-    {
-        // If we connect to the "size_request" signal of a GtkFileChooserButton
-        // then that control won't be sized properly when placed inside sizers
-        // (this can be tested removing this elseif and running XRC or WIDGETS samples)
-        // FIXME: what should be done here ?
-    } else
-#endif
-    if ( !IsTopLevel() ) // top level windows use their own callback
+    if ( GTKShouldConnectSizeRequest() )
     {
         // This is needed if we want to add our windows into native
         // GTK controls, such as the toolbar. With this callback, the
     {
         // This is needed if we want to add our windows into native
         // GTK controls, such as the toolbar. With this callback, the
@@ -2344,6 +2358,11 @@ void wxWindowGTK::PostCreation()
         gtk_widget_show( m_widget );
 }
 
         gtk_widget_show( m_widget );
 }
 
+gulong wxWindowGTK::GTKConnectWidget(const char *signal, void (*callback)())
+{
+    return g_signal_connect(m_widget, signal, callback, this);
+}
+
 void wxWindowGTK::ConnectWidget( GtkWidget *widget )
 {
     g_signal_connect (widget, "key_press_event",
 void wxWindowGTK::ConnectWidget( GtkWidget *widget )
 {
     g_signal_connect (widget, "key_press_event",
@@ -2356,8 +2375,16 @@ void wxWindowGTK::ConnectWidget( GtkWidget *widget )
                       G_CALLBACK (gtk_window_button_release_callback), this);
     g_signal_connect (widget, "motion_notify_event",
                       G_CALLBACK (gtk_window_motion_notify_callback), this);
                       G_CALLBACK (gtk_window_button_release_callback), this);
     g_signal_connect (widget, "motion_notify_event",
                       G_CALLBACK (gtk_window_motion_notify_callback), this);
+
     g_signal_connect (widget, "scroll_event",
                       G_CALLBACK (window_scroll_event), this);
     g_signal_connect (widget, "scroll_event",
                       G_CALLBACK (window_scroll_event), this);
+    if (m_scrollBar[ScrollDir_Horz])
+        g_signal_connect (m_scrollBar[ScrollDir_Horz], "scroll_event",
+                      G_CALLBACK (window_scroll_event_hscrollbar), this);
+    if (m_scrollBar[ScrollDir_Vert])
+        g_signal_connect (m_scrollBar[ScrollDir_Vert], "scroll_event",
+                      G_CALLBACK (window_scroll_event), this);
+
     g_signal_connect (widget, "popup_menu",
                      G_CALLBACK (wxgtk_window_popup_menu_callback), this);
     g_signal_connect (widget, "enter_notify_event",
     g_signal_connect (widget, "popup_menu",
                      G_CALLBACK (wxgtk_window_popup_menu_callback), this);
     g_signal_connect (widget, "enter_notify_event",
@@ -2382,7 +2409,10 @@ bool wxWindowGTK::Destroy()
 void wxWindowGTK::DoMoveWindow(int x, int y, int width, int height)
 {
     gtk_widget_set_size_request(m_widget, width, height);
 void wxWindowGTK::DoMoveWindow(int x, int y, int width, int height)
 {
     gtk_widget_set_size_request(m_widget, width, height);
+
     // inform the parent to perform the move
     // inform the parent to perform the move
+    wxASSERT_MSG(m_parent && m_parent->m_wxwindow,
+                 "the parent window has no client area?");
     WX_PIZZA(m_parent->m_wxwindow)->move(m_widget, x, y);
 }
 
     WX_PIZZA(m_parent->m_wxwindow)->move(m_widget, x, y);
 }
 
@@ -2478,10 +2508,16 @@ void wxWindowGTK::DoSetSize( int x, int y, int width, int height, int sizeFlags
             event.SetEventObject( this );
             HandleWindowEvent( event );
         }
             event.SetEventObject( this );
             HandleWindowEvent( event );
         }
+    } else
+    if (sizeFlags & wxSIZE_FORCE_EVENT)
+    {
+        wxSizeEvent event( wxSize(m_width,m_height), GetId() );
+        event.SetEventObject( this );
+        HandleWindowEvent( event );
     }
 }
 
     }
 }
 
-bool wxWindowGTK::GtkShowFromOnIdle()
+bool wxWindowGTK::GTKShowFromOnIdle()
 {
     if (IsShown() && m_showOnIdle && !GTK_WIDGET_VISIBLE (m_widget))
     {
 {
     if (IsShown() && m_showOnIdle && !GTK_WIDGET_VISIBLE (m_widget))
     {
@@ -2508,7 +2544,7 @@ void wxWindowGTK::OnInternalIdle()
         GTKHandleDeferredFocusOut();
 
     // Check if we have to show window now
         GTKHandleDeferredFocusOut();
 
     // Check if we have to show window now
-    if (GtkShowFromOnIdle()) return;
+    if (GTKShowFromOnIdle()) return;
 
     if ( m_dirtyTabOrder )
     {
 
     if ( m_dirtyTabOrder )
     {
@@ -2516,8 +2552,8 @@ void wxWindowGTK::OnInternalIdle()
         RealizeTabOrder();
     }
 
         RealizeTabOrder();
     }
 
-    // Update style if the window was not yet realized
-    // and SetBackgroundStyle(wxBG_STYLE_CUSTOM) was called
+    // Update style if the window was not yet realized when
+    // SetBackgroundStyle() was called
     if (m_needsStyleChange)
     {
         SetBackgroundStyle(GetBackgroundStyle());
     if (m_needsStyleChange)
     {
         SetBackgroundStyle(GetBackgroundStyle());
@@ -2619,12 +2655,15 @@ void wxWindowGTK::DoGetClientSize( int *width, int *height ) const
                             continue;
                 }
 
                             continue;
                 }
 
+                GtkScrolledWindowClass *scroll_class =
+                    GTK_SCROLLED_WINDOW_CLASS( GTK_OBJECT_GET_CLASS(m_widget) );
+
                 GtkRequisition req;
                 gtk_widget_size_request(GTK_WIDGET(range), &req);
                 if (i == ScrollDir_Horz)
                 GtkRequisition req;
                 gtk_widget_size_request(GTK_WIDGET(range), &req);
                 if (i == ScrollDir_Horz)
-                    h -= req.height;
+                    h -= req.height + scroll_class->scrollbar_spacing;
                 else
                 else
-                    w -= req.width;
+                    w -= req.width + scroll_class->scrollbar_spacing;
             }
         }
 
             }
         }
 
@@ -2658,7 +2697,7 @@ void wxWindowGTK::DoGetPosition( int *x, int *y ) const
 
     if (m_x == -1 && m_y == -1)
     {
 
     if (m_x == -1 && m_y == -1)
     {
-        GdkWindow *source = (GdkWindow *) NULL;
+        GdkWindow *source = NULL;
         if (m_wxwindow)
             source = m_wxwindow->window;
         else
         if (m_wxwindow)
             source = m_wxwindow->window;
         else
@@ -2688,7 +2727,7 @@ void wxWindowGTK::DoClientToScreen( int *x, int *y ) const
 
     if (!m_widget->window) return;
 
 
     if (!m_widget->window) return;
 
-    GdkWindow *source = (GdkWindow *) NULL;
+    GdkWindow *source = NULL;
     if (m_wxwindow)
         source = m_wxwindow->window;
     else
     if (m_wxwindow)
         source = m_wxwindow->window;
     else
@@ -2725,7 +2764,7 @@ void wxWindowGTK::DoScreenToClient( int *x, int *y ) const
 
     if (!m_widget->window) return;
 
 
     if (!m_widget->window) return;
 
-    GdkWindow *source = (GdkWindow *) NULL;
+    GdkWindow *source = NULL;
     if (m_wxwindow)
         source = m_wxwindow->window;
     else
     if (m_wxwindow)
         source = m_wxwindow->window;
     else
@@ -2756,28 +2795,39 @@ void wxWindowGTK::DoScreenToClient( int *x, int *y ) const
 
 bool wxWindowGTK::Show( bool show )
 {
 
 bool wxWindowGTK::Show( bool show )
 {
-    wxCHECK_MSG( (m_widget != NULL), false, wxT("invalid window") );
-
-    if (!wxWindowBase::Show(show))
+    if ( !wxWindowBase::Show(show) )
     {
         // nothing to do
         return false;
     }
 
     {
         // nothing to do
         return false;
     }
 
-    if (show && m_showOnIdle)
+    // notice that we may call Hide() before the window is created and this is
+    // actually useful to create it hidden initially -- but we can't call
+    // Show() before it is created
+    if ( !m_widget )
     {
     {
-        // deferred
+        wxASSERT_MSG( !show, "can't show invalid window" );
+        return true;
     }
     }
-    else
+
+    if ( show )
     {
     {
-        if (show)
-            gtk_widget_show(m_widget);
-        else
-            gtk_widget_hide(m_widget);
-        wxShowEvent eventShow(GetId(), show);
-        eventShow.SetEventObject(this);
-        HandleWindowEvent(eventShow);
+        if ( m_showOnIdle )
+        {
+            // defer until later
+            return true;
+        }
+
+        gtk_widget_show(m_widget);
     }
     }
+    else // hide
+    {
+        gtk_widget_hide(m_widget);
+    }
+
+    wxShowEvent eventShow(GetId(), show);
+    eventShow.SetEventObject(this);
+    HandleWindowEvent(eventShow);
 
     return true;
 }
 
     return true;
 }
@@ -2843,12 +2893,12 @@ int wxWindowGTK::GetCharWidth() const
     return (int) PANGO_PIXELS(rect.width);
 }
 
     return (int) PANGO_PIXELS(rect.width);
 }
 
-void wxWindowGTK::GetTextExtent( const wxString& string,
-                                 int *x,
-                                 int *y,
-                                 int *descent,
-                                 int *externalLeading,
-                                 const wxFont *theFont ) const
+void wxWindowGTK::DoGetTextExtent( const wxString& string,
+                                   int *x,
+                                   int *y,
+                                   int *descent,
+                                   int *externalLeading,
+                                   const wxFont *theFont ) const
 {
     wxFont fontToUse = theFont ? *theFont : GetFont();
 
 {
     wxFont fontToUse = theFont ? *theFont : GetFont();
 
@@ -3086,14 +3136,14 @@ void wxWindowGTK::SetFocus()
          !GTK_WIDGET_CAN_FOCUS(widget) )
     {
         wxLogTrace(TRACE_FOCUS,
          !GTK_WIDGET_CAN_FOCUS(widget) )
     {
         wxLogTrace(TRACE_FOCUS,
-                   _T("Setting focus to a child of %s(%p, %s)"),
+                   wxT("Setting focus to a child of %s(%p, %s)"),
                    GetClassInfo()->GetClassName(), this, GetLabel().c_str());
         gtk_widget_child_focus(widget, GTK_DIR_TAB_FORWARD);
     }
     else
     {
         wxLogTrace(TRACE_FOCUS,
                    GetClassInfo()->GetClassName(), this, GetLabel().c_str());
         gtk_widget_child_focus(widget, GTK_DIR_TAB_FORWARD);
     }
     else
     {
         wxLogTrace(TRACE_FOCUS,
-                   _T("Setting focus to %s(%p, %s)"),
+                   wxT("Setting focus to %s(%p, %s)"),
                    GetClassInfo()->GetClassName(), this, GetLabel().c_str());
         gtk_widget_grab_focus(widget);
     }
                    GetClassInfo()->GetClassName(), this, GetLabel().c_str());
         gtk_widget_grab_focus(widget);
     }
@@ -3187,7 +3237,7 @@ wxLayoutDirection wxWindowGTK::GTKGetLayout(GtkWidget *widget)
 /* static */
 void wxWindowGTK::GTKSetLayout(GtkWidget *widget, wxLayoutDirection dir)
 {
 /* static */
 void wxWindowGTK::GTKSetLayout(GtkWidget *widget, wxLayoutDirection dir)
 {
-    wxASSERT_MSG( dir != wxLayout_Default, _T("invalid layout direction") );
+    wxASSERT_MSG( dir != wxLayout_Default, wxT("invalid layout direction") );
 
     gtk_widget_set_direction(widget,
                              dir == wxLayout_RightToLeft ? GTK_TEXT_DIR_RTL
 
     gtk_widget_set_direction(widget,
                              dir == wxLayout_RightToLeft ? GTK_TEXT_DIR_RTL
@@ -3244,14 +3294,14 @@ bool wxWindowGTK::DoNavigateIn(int flags)
 {
     if ( flags & wxNavigationKeyEvent::WinChange )
     {
 {
     if ( flags & wxNavigationKeyEvent::WinChange )
     {
-        wxFAIL_MSG( _T("not implemented") );
+        wxFAIL_MSG( wxT("not implemented") );
 
         return false;
     }
     else // navigate inside the container
     {
         wxWindow *parent = wxGetTopLevelParent((wxWindow *)this);
 
         return false;
     }
     else // navigate inside the container
     {
         wxWindow *parent = wxGetTopLevelParent((wxWindow *)this);
-        wxCHECK_MSG( parent, false, _T("every window must have a TLW parent") );
+        wxCHECK_MSG( parent, false, wxT("every window must have a TLW parent") );
 
         GtkDirectionType dir;
         dir = flags & wxNavigationKeyEvent::IsForward ? GTK_DIR_TAB_FORWARD
 
         GtkDirectionType dir;
         dir = flags & wxNavigationKeyEvent::IsForward ? GTK_DIR_TAB_FORWARD
@@ -3393,7 +3443,7 @@ void wxWindowGTK::GTKUpdateCursor()
                 GdkWindow *win = windowsThis[n];
                 if ( !win )
                 {
                 GdkWindow *win = windowsThis[n];
                 if ( !win )
                 {
-                    wxFAIL_MSG(_T("NULL window returned by GTKGetWindow()?"));
+                    wxFAIL_MSG(wxT("NULL window returned by GTKGetWindow()?"));
                     continue;
                 }
 
                     continue;
                 }
 
@@ -3410,7 +3460,7 @@ void wxWindowGTK::WarpPointer( int x, int y )
     // We provide this function ourselves as it is
     // missing in GDK (top of this file).
 
     // We provide this function ourselves as it is
     // missing in GDK (top of this file).
 
-    GdkWindow *window = (GdkWindow*) NULL;
+    GdkWindow *window = NULL;
     if (m_wxwindow)
         window = m_wxwindow->window;
     else
     if (m_wxwindow)
         window = m_wxwindow->window;
     else
@@ -3429,7 +3479,7 @@ wxWindowGTK::ScrollDir wxWindowGTK::ScrollDirFromRange(GtkRange *range) const
             return (ScrollDir)dir;
     }
 
             return (ScrollDir)dir;
     }
 
-    wxFAIL_MSG( _T("event from unknown scrollbar received") );
+    wxFAIL_MSG( wxT("event from unknown scrollbar received") );
 
     return ScrollDir_Max;
 }
 
     return ScrollDir_Max;
 }
@@ -3466,63 +3516,58 @@ bool wxWindowGTK::ScrollPages(int pages)
 void wxWindowGTK::Refresh(bool WXUNUSED(eraseBackground),
                           const wxRect *rect)
 {
 void wxWindowGTK::Refresh(bool WXUNUSED(eraseBackground),
                           const wxRect *rect)
 {
-    if (!m_widget)
-        return;
-    if (!m_widget->window)
+    if ( !m_widget )
+    {
+        // it is valid to call Refresh() for a window which hasn't been created
+        // yet, it simply doesn't do anything in this case
         return;
         return;
+    }
 
 
-    if (m_wxwindow)
+    if (!m_wxwindow)
     {
     {
-        if (m_wxwindow->window == NULL) return;
+        if (rect)
+            gtk_widget_queue_draw_area( m_widget, rect->x, rect->y, rect->width, rect->height );
+        else
+            gtk_widget_queue_draw( m_widget );
+    }
+    else
+    {
+        // Just return if the widget or one of its ancestors isn't mapped
+        GtkWidget *w;
+        for (w = m_wxwindow; w != NULL; w = w->parent)
+            if (!GTK_WIDGET_MAPPED (w))
+                return;
 
 
-        GdkRectangle gdk_rect,
-                    *p;
         if (rect)
         {
         if (rect)
         {
-            gdk_rect.x = rect->x;
-            gdk_rect.y = rect->y;
-            gdk_rect.width = rect->width;
-            gdk_rect.height = rect->height;
+            int x = rect->x;
             if (GetLayoutDirection() == wxLayout_RightToLeft)
             if (GetLayoutDirection() == wxLayout_RightToLeft)
-                gdk_rect.x = GetClientSize().x - gdk_rect.x - gdk_rect.width;
-
-            p = &gdk_rect;
+                x = GetClientSize().x - x - rect->width;
+            GdkRectangle r;
+            r.x = rect->x;
+            r.y = rect->y;
+            r.width = rect->width;
+            r.height = rect->height;
+            gdk_window_invalidate_rect( m_wxwindow->window, &r, TRUE );
         }
         }
-        else // invalidate everything
-        {
-            p = NULL;
-        }
-
-        gdk_window_invalidate_rect(m_wxwindow->window, p, true);
+        else
+            gdk_window_invalidate_rect( m_wxwindow->window, NULL, TRUE );
     }
 }
 
 void wxWindowGTK::Update()
 {
     }
 }
 
 void wxWindowGTK::Update()
 {
-    GtkUpdate();
+    if (m_widget && m_widget->window)
+    {
+        GdkDisplay* display = gtk_widget_get_display(m_widget);
+        // Flush everything out to the server, and wait for it to finish.
+        // This ensures nothing will overwrite the drawing we are about to do.
+        gdk_display_sync(display);
 
 
-    // when we call Update() we really want to update the window immediately on
-    // screen, even if it means flushing the entire queue and hence slowing down
-    // everything -- but it should still be done, it's just that Update() should
-    // be called very rarely
-    gdk_flush();
-}
+        gdk_window_process_updates(m_widget->window, TRUE);
 
 
-void wxWindowGTK::GtkUpdate()
-{
-    if (m_wxwindow && m_wxwindow->window)
-        gdk_window_process_updates(m_wxwindow->window, false);
-    if (m_widget && m_widget->window && (m_wxwindow != m_widget))
-        gdk_window_process_updates( m_widget->window, FALSE );
-
-    // for consistency with other platforms (and also because it's convenient
-    // to be able to update an entire TLW by calling Update() only once), we
-    // should also update all our children here
-    for ( wxWindowList::compatibility_iterator node = GetChildren().GetFirst();
-          node;
-          node = node->GetNext() )
-    {
-        node->GetData()->GtkUpdate();
+        // Flush again, but no need to wait for it to finish
+        gdk_display_flush(display);
     }
 }
 
     }
 }
 
@@ -3531,7 +3576,6 @@ bool wxWindowGTK::DoIsExposed( int x, int y ) const
     return m_updateRegion.Contains(x, y) != wxOutRegion;
 }
 
     return m_updateRegion.Contains(x, y) != wxOutRegion;
 }
 
-
 bool wxWindowGTK::DoIsExposed( int x, int y, int w, int h ) const
 {
     if (GetLayoutDirection() == wxLayout_RightToLeft)
 bool wxWindowGTK::DoIsExposed( int x, int y, int w, int h ) const
 {
     if (GetLayoutDirection() == wxLayout_RightToLeft)
@@ -3577,54 +3621,74 @@ void wxWindowGTK::GtkSendPaintEvents()
         }
     }
 
         }
     }
 
-    if (GetThemeEnabled() && (GetBackgroundStyle() == wxBG_STYLE_SYSTEM))
+    switch ( GetBackgroundStyle() )
     {
     {
-        // find ancestor from which to steal background
-        wxWindow *parent = wxGetTopLevelParent((wxWindow *)this);
-        if (!parent)
-            parent = (wxWindow*)this;
-
-        if (GTK_WIDGET_MAPPED(parent->m_widget))
-        {
-            wxRegionIterator upd( m_nativeUpdateRegion );
-            while (upd)
+        case wxBG_STYLE_ERASE:
             {
             {
-                GdkRectangle rect;
-                rect.x = upd.GetX();
-                rect.y = upd.GetY();
-                rect.width = upd.GetWidth();
-                rect.height = upd.GetHeight();
-
-                gtk_paint_flat_box( parent->m_widget->style,
-                            m_wxwindow->window,
-                            (GtkStateType)GTK_WIDGET_STATE(m_wxwindow),
-                            GTK_SHADOW_NONE,
-                            &rect,
-                            parent->m_widget,
-                            (char *)"base",
-                            0, 0, -1, -1 );
-
-                ++upd;
+                wxWindowDC dc( (wxWindow*)this );
+                dc.SetDeviceClippingRegion( m_updateRegion );
+
+                // Work around gtk-qt <= 0.60 bug whereby the window colour
+                // remains grey
+                if ( UseBgCol() &&
+                        wxSystemOptions::
+                            GetOptionInt("gtk.window.force-background-colour") )
+                {
+                    dc.SetBackground(GetBackgroundColour());
+                    dc.Clear();
+                }
+
+                wxEraseEvent erase_event( GetId(), &dc );
+                erase_event.SetEventObject( this );
+
+                if ( HandleWindowEvent(erase_event) )
+                {
+                    // background erased, don't do it again
+                    break;
+                }
             }
             }
-        }
-    }
-    else
-    {
-        wxWindowDC dc( (wxWindow*)this );
-        dc.SetDeviceClippingRegion( m_updateRegion );
+            // fall through
 
 
-        // Work around gtk-qt <= 0.60 bug whereby the window colour
-        // remains grey
-        if (GetBackgroundStyle() == wxBG_STYLE_COLOUR && GetBackgroundColour().Ok() && wxSystemOptions::GetOptionInt(wxT("gtk.window.force-background-colour")) == 1)
-        {
-            dc.SetBackground(wxBrush(GetBackgroundColour()));
-            dc.Clear();
-        }
+        case wxBG_STYLE_SYSTEM:
+            if ( GetThemeEnabled() )
+            {
+                // find ancestor from which to steal background
+                wxWindow *parent = wxGetTopLevelParent((wxWindow *)this);
+                if (!parent)
+                    parent = (wxWindow*)this;
+
+                if (GTK_WIDGET_MAPPED(parent->m_widget))
+                {
+                    wxRegionIterator upd( m_nativeUpdateRegion );
+                    while (upd)
+                    {
+                        GdkRectangle rect;
+                        rect.x = upd.GetX();
+                        rect.y = upd.GetY();
+                        rect.width = upd.GetWidth();
+                        rect.height = upd.GetHeight();
+
+                        gtk_paint_flat_box( parent->m_widget->style,
+                                    m_wxwindow->window,
+                                    (GtkStateType)GTK_WIDGET_STATE(m_wxwindow),
+                                    GTK_SHADOW_NONE,
+                                    &rect,
+                                    parent->m_widget,
+                                    (char *)"base",
+                                    0, 0, -1, -1 );
+
+                        ++upd;
+                    }
+                }
+            }
+            break;
 
 
-        wxEraseEvent erase_event( GetId(), &dc );
-        erase_event.SetEventObject( this );
+        case wxBG_STYLE_PAINT:
+            // nothing to do: window will be painted over in EVT_PAINT
+            break;
 
 
-        HandleWindowEvent(erase_event);
+        default:
+            wxFAIL_MSG( "unsupported background style" );
     }
 
     wxNcPaintEvent nc_paint_event( GetId() );
     }
 
     wxNcPaintEvent nc_paint_event( GetId() );
@@ -3665,10 +3729,24 @@ void wxWindowGTK::DoSetToolTip( wxToolTip *tip )
     wxWindowBase::DoSetToolTip(tip);
 
     if (m_tooltip)
     wxWindowBase::DoSetToolTip(tip);
 
     if (m_tooltip)
-        m_tooltip->Apply( (wxWindow *)this );
+    {
+        m_tooltip->GTKApply( (wxWindow *)this );
+    }
+    else
+    {
+        GtkWidget *w = GetConnectWidget();
+        wxToolTip::GTKApply(w, NULL);
+#if GTK_CHECK_VERSION(2, 12, 0)
+        // Just applying NULL doesn't work on 2.12.0, so also use
+        // gtk_widget_set_has_tooltip. It is part of the new GtkTooltip API
+        // but seems also to work with the old GtkTooltips.
+        if (gtk_check_version(2, 12, 0) == NULL)
+            gtk_widget_set_has_tooltip(w, FALSE);
+#endif
+    }
 }
 
 }
 
-void wxWindowGTK::ApplyToolTip( GtkTooltips *tips, const gchar *tip )
+void wxWindowGTK::GTKApplyToolTip( GtkTooltips *tips, const gchar *tip )
 {
     gtk_tooltips_set_tip(tips, GetConnectWidget(), tip, NULL);
 }
 {
     gtk_tooltips_set_tip(tips, GetConnectWidget(), tip, NULL);
 }
@@ -3689,8 +3767,7 @@ bool wxWindowGTK::SetBackgroundColour( const wxColour &colour )
 
     // apply style change (forceStyle=true so that new style is applied
     // even if the bg colour changed from valid to wxNullColour)
 
     // apply style change (forceStyle=true so that new style is applied
     // even if the bg colour changed from valid to wxNullColour)
-    if (GetBackgroundStyle() != wxBG_STYLE_CUSTOM)
-        ApplyWidgetStyle(true);
+    GTKApplyWidgetStyle(true);
 
     return true;
 }
 
     return true;
 }
@@ -3712,17 +3789,17 @@ bool wxWindowGTK::SetForegroundColour( const wxColour &colour )
 
     // apply style change (forceStyle=true so that new style is applied
     // even if the bg colour changed from valid to wxNullColour):
 
     // apply style change (forceStyle=true so that new style is applied
     // even if the bg colour changed from valid to wxNullColour):
-    ApplyWidgetStyle(true);
+    GTKApplyWidgetStyle(true);
 
     return true;
 }
 
 
     return true;
 }
 
-PangoContext *wxWindowGTK::GtkGetPangoDefaultContext()
+PangoContext *wxWindowGTK::GTKGetPangoDefaultContext()
 {
     return gtk_widget_get_pango_context( m_widget );
 }
 
 {
     return gtk_widget_get_pango_context( m_widget );
 }
 
-GtkRcStyle *wxWindowGTK::CreateWidgetStyle(bool forceStyle)
+GtkRcStyle *wxWindowGTK::GTKCreateWidgetStyle(bool forceStyle)
 {
     // do we need to apply any changes at all?
     if ( !forceStyle &&
 {
     // do we need to apply any changes at all?
     if ( !forceStyle &&
@@ -3791,9 +3868,9 @@ GtkRcStyle *wxWindowGTK::CreateWidgetStyle(bool forceStyle)
     return style;
 }
 
     return style;
 }
 
-void wxWindowGTK::ApplyWidgetStyle(bool forceStyle)
+void wxWindowGTK::GTKApplyWidgetStyle(bool forceStyle)
 {
 {
-    GtkRcStyle *style = CreateWidgetStyle(forceStyle);
+    GtkRcStyle *style = GTKCreateWidgetStyle(forceStyle);
     if ( style )
     {
         DoApplyWidgetStyle(style);
     if ( style )
     {
         DoApplyWidgetStyle(style);
@@ -3806,19 +3883,37 @@ void wxWindowGTK::ApplyWidgetStyle(bool forceStyle)
 
 void wxWindowGTK::DoApplyWidgetStyle(GtkRcStyle *style)
 {
 
 void wxWindowGTK::DoApplyWidgetStyle(GtkRcStyle *style)
 {
-    wxSuspendStyleEvents s(static_cast<wxWindow*>(this));
+    if ( m_wxwindow )
+    {
+        // block the signal temporarily to avoid sending
+        // wxSysColourChangedEvents when we change the colours ourselves
+        bool unblock = false;
+        if ( IsTopLevel() )
+        {
+            unblock = true;
+            g_signal_handlers_block_by_func(
+                m_wxwindow, (void *)gtk_window_style_set_callback, this);
+        }
 
 
-    if (m_wxwindow)
         gtk_widget_modify_style(m_wxwindow, style);
         gtk_widget_modify_style(m_wxwindow, style);
+
+        if ( unblock )
+        {
+            g_signal_handlers_unblock_by_func(
+                m_wxwindow, (void *)gtk_window_style_set_callback, this);
+        }
+    }
     else
     else
+    {
         gtk_widget_modify_style(m_widget, style);
         gtk_widget_modify_style(m_widget, style);
+    }
 }
 
 bool wxWindowGTK::SetBackgroundStyle(wxBackgroundStyle style)
 {
     wxWindowBase::SetBackgroundStyle(style);
 
 }
 
 bool wxWindowGTK::SetBackgroundStyle(wxBackgroundStyle style)
 {
     wxWindowBase::SetBackgroundStyle(style);
 
-    if (style == wxBG_STYLE_CUSTOM)
+    if ( style == wxBG_STYLE_PAINT )
     {
         GdkWindow *window;
         if ( m_wxwindow )
     {
         GdkWindow *window;
         if ( m_wxwindow )
@@ -3854,8 +3949,9 @@ bool wxWindowGTK::SetBackgroundStyle(wxBackgroundStyle style)
     {
         // apply style change (forceStyle=true so that new style is applied
         // even if the bg colour changed from valid to wxNullColour):
     {
         // apply style change (forceStyle=true so that new style is applied
         // even if the bg colour changed from valid to wxNullColour):
-        ApplyWidgetStyle(true);
+        GTKApplyWidgetStyle(true);
     }
     }
+
     return true;
 }
 
     return true;
 }
 
@@ -3904,11 +4000,6 @@ void wxPopupMenuPositionCallback( GtkMenu *menu,
 }
 }
 
 }
 }
 
-void wxWindowGTK::DoPopupMenuUpdateUI(wxMenu* menu)
-{
-    menu->UpdateUI();
-}
-
 bool wxWindowGTK::DoPopupMenu( wxMenu *menu, int x, int y )
 {
     wxCHECK_MSG( m_widget != NULL, false, wxT("invalid window") );
 bool wxWindowGTK::DoPopupMenu( wxMenu *menu, int x, int y )
 {
     wxCHECK_MSG( m_widget != NULL, false, wxT("invalid window") );
@@ -3917,7 +4008,7 @@ bool wxWindowGTK::DoPopupMenu( wxMenu *menu, int x, int y )
 
     SetInvokingWindow( menu, this );
 
 
     SetInvokingWindow( menu, this );
 
-    DoPopupMenuUpdateUI(menu);
+    menu->UpdateUI();
 
     wxPoint pos;
     gpointer userdata;
 
     wxPoint pos;
     gpointer userdata;
@@ -3938,8 +4029,8 @@ bool wxWindowGTK::DoPopupMenu( wxMenu *menu, int x, int y )
     menu->m_popupShown = true;
     gtk_menu_popup(
                   GTK_MENU(menu->m_menu),
     menu->m_popupShown = true;
     gtk_menu_popup(
                   GTK_MENU(menu->m_menu),
-                  (GtkWidget *) NULL,           // parent menu shell
-                  (GtkWidget *) NULL,           // parent menu item
+                  NULL,           // parent menu shell
+                  NULL,           // parent menu item
                   posfunc,                      // function to position it
                   userdata,                     // client data
                   0,                            // button used to activate it
                   posfunc,                      // function to position it
                   userdata,                     // client data
                   0,                            // button used to activate it
@@ -3964,12 +4055,12 @@ void wxWindowGTK::SetDropTarget( wxDropTarget *dropTarget )
 
     GtkWidget *dnd_widget = GetConnectWidget();
 
 
     GtkWidget *dnd_widget = GetConnectWidget();
 
-    if (m_dropTarget) m_dropTarget->UnregisterWidget( dnd_widget );
+    if (m_dropTarget) m_dropTarget->GtkUnregisterWidget( dnd_widget );
 
     if (m_dropTarget) delete m_dropTarget;
     m_dropTarget = dropTarget;
 
 
     if (m_dropTarget) delete m_dropTarget;
     m_dropTarget = dropTarget;
 
-    if (m_dropTarget) m_dropTarget->RegisterWidget( dnd_widget );
+    if (m_dropTarget) m_dropTarget->GtkRegisterWidget( dnd_widget );
 }
 
 #endif // wxUSE_DRAG_AND_DROP
 }
 
 #endif // wxUSE_DRAG_AND_DROP
@@ -4005,7 +4096,7 @@ bool wxWindowGTK::SetFont( const wxFont &font )
 
     // apply style change (forceStyle=true so that new style is applied
     // even if the font changed from valid to wxNullFont):
 
     // apply style change (forceStyle=true so that new style is applied
     // even if the font changed from valid to wxNullFont):
-    ApplyWidgetStyle(true);
+    GTKApplyWidgetStyle(true);
 
     return true;
 }
 
     return true;
 }
@@ -4014,13 +4105,13 @@ void wxWindowGTK::DoCaptureMouse()
 {
     wxCHECK_RET( m_widget != NULL, wxT("invalid window") );
 
 {
     wxCHECK_RET( m_widget != NULL, wxT("invalid window") );
 
-    GdkWindow *window = (GdkWindow*) NULL;
+    GdkWindow *window = NULL;
     if (m_wxwindow)
         window = m_wxwindow->window;
     else
         window = GetConnectWidget()->window;
 
     if (m_wxwindow)
         window = m_wxwindow->window;
     else
         window = GetConnectWidget()->window;
 
-    wxCHECK_RET( window, _T("CaptureMouse() failed") );
+    wxCHECK_RET( window, wxT("CaptureMouse() failed") );
 
     const wxCursor* cursor = &m_cursor;
     if (!cursor->Ok())
 
     const wxCursor* cursor = &m_cursor;
     if (!cursor->Ok())
@@ -4032,7 +4123,7 @@ void wxWindowGTK::DoCaptureMouse()
                           GDK_BUTTON_RELEASE_MASK |
                           GDK_POINTER_MOTION_HINT_MASK |
                           GDK_POINTER_MOTION_MASK),
                           GDK_BUTTON_RELEASE_MASK |
                           GDK_POINTER_MOTION_HINT_MASK |
                           GDK_POINTER_MOTION_MASK),
-                      (GdkWindow *) NULL,
+                      NULL,
                       cursor->GetCursor(),
                       (guint32)GDK_CURRENT_TIME );
     g_captureWindow = this;
                       cursor->GetCursor(),
                       (guint32)GDK_CURRENT_TIME );
     g_captureWindow = this;
@@ -4045,9 +4136,9 @@ void wxWindowGTK::DoReleaseMouse()
 
     wxCHECK_RET( g_captureWindow, wxT("can't release mouse - not captured") );
 
 
     wxCHECK_RET( g_captureWindow, wxT("can't release mouse - not captured") );
 
-    g_captureWindow = (wxWindowGTK*) NULL;
+    g_captureWindow = NULL;
 
 
-    GdkWindow *window = (GdkWindow*) NULL;
+    GdkWindow *window = NULL;
     if (m_wxwindow)
         window = m_wxwindow->window;
     else
     if (m_wxwindow)
         window = m_wxwindow->window;
     else
@@ -4086,7 +4177,7 @@ void wxWindowGTK::SetScrollbar(int orient,
 {
     const int dir = ScrollDirFromOrient(orient);
     GtkRange* const sb = m_scrollBar[dir];
 {
     const int dir = ScrollDirFromOrient(orient);
     GtkRange* const sb = m_scrollBar[dir];
-    wxCHECK_RET( sb, _T("this window is not scrollable") );
+    wxCHECK_RET( sb, wxT("this window is not scrollable") );
 
     if (range <= 0)
     {
 
     if (range <= 0)
     {
@@ -4115,7 +4206,7 @@ void wxWindowGTK::SetScrollPos(int orient, int pos, bool WXUNUSED(refresh))
 {
     const int dir = ScrollDirFromOrient(orient);
     GtkRange * const sb = m_scrollBar[dir];
 {
     const int dir = ScrollDirFromOrient(orient);
     GtkRange * const sb = m_scrollBar[dir];
-    wxCHECK_RET( sb, _T("this window is not scrollable") );
+    wxCHECK_RET( sb, wxT("this window is not scrollable") );
 
     // This check is more than an optimization. Without it, the slider
     //   will not move smoothly while tracking when using wxScrollHelper.
 
     // This check is more than an optimization. Without it, the slider
     //   will not move smoothly while tracking when using wxScrollHelper.
@@ -4135,25 +4226,25 @@ void wxWindowGTK::SetScrollPos(int orient, int pos, bool WXUNUSED(refresh))
 int wxWindowGTK::GetScrollThumb(int orient) const
 {
     GtkRange * const sb = m_scrollBar[ScrollDirFromOrient(orient)];
 int wxWindowGTK::GetScrollThumb(int orient) const
 {
     GtkRange * const sb = m_scrollBar[ScrollDirFromOrient(orient)];
-    wxCHECK_MSG( sb, 0, _T("this window is not scrollable") );
+    wxCHECK_MSG( sb, 0, wxT("this window is not scrollable") );
 
 
-    return int(sb->adjustment->page_size);
+    return wxRound(sb->adjustment->page_size);
 }
 
 int wxWindowGTK::GetScrollPos( int orient ) const
 {
     GtkRange * const sb = m_scrollBar[ScrollDirFromOrient(orient)];
 }
 
 int wxWindowGTK::GetScrollPos( int orient ) const
 {
     GtkRange * const sb = m_scrollBar[ScrollDirFromOrient(orient)];
-    wxCHECK_MSG( sb, 0, _T("this window is not scrollable") );
+    wxCHECK_MSG( sb, 0, wxT("this window is not scrollable") );
 
 
-    return int(sb->adjustment->value + 0.5);
+    return wxRound(sb->adjustment->value);
 }
 
 int wxWindowGTK::GetScrollRange( int orient ) const
 {
     GtkRange * const sb = m_scrollBar[ScrollDirFromOrient(orient)];
 }
 
 int wxWindowGTK::GetScrollRange( int orient ) const
 {
     GtkRange * const sb = m_scrollBar[ScrollDirFromOrient(orient)];
-    wxCHECK_MSG( sb, 0, _T("this window is not scrollable") );
+    wxCHECK_MSG( sb, 0, wxT("this window is not scrollable") );
 
 
-    return int(sb->adjustment->upper);
+    return wxRound(sb->adjustment->upper);
 }
 
 // Determine if increment is the same as +/-x, allowing for some small
 }
 
 // Determine if increment is the same as +/-x, allowing for some small
@@ -4165,21 +4256,21 @@ static inline bool IsScrollIncrement(double increment, double x)
     return fabs(increment - fabs(x)) < tolerance;
 }
 
     return fabs(increment - fabs(x)) < tolerance;
 }
 
-wxEventType wxWindowGTK::GetScrollEventType(GtkRange* range)
+wxEventType wxWindowGTK::GTKGetScrollEventType(GtkRange* range)
 {
     wxASSERT(range == m_scrollBar[0] || range == m_scrollBar[1]);
 
     const int barIndex = range == m_scrollBar[1];
     GtkAdjustment* adj = range->adjustment;
 
 {
     wxASSERT(range == m_scrollBar[0] || range == m_scrollBar[1]);
 
     const int barIndex = range == m_scrollBar[1];
     GtkAdjustment* adj = range->adjustment;
 
-    const int value = int(adj->value + 0.5);
+    const int value = wxRound(adj->value);
 
     // save previous position
     const double oldPos = m_scrollPos[barIndex];
     // update current position
     m_scrollPos[barIndex] = adj->value;
     // If event should be ignored, or integral position has not changed
 
     // save previous position
     const double oldPos = m_scrollPos[barIndex];
     // update current position
     m_scrollPos[barIndex] = adj->value;
     // If event should be ignored, or integral position has not changed
-    if (!m_hasVMT || g_blockEventsOnDrag || value == int(oldPos + 0.5))
+    if (!m_hasVMT || g_blockEventsOnDrag || value == wxRound(oldPos))
     {
         return wxEVT_NULL;
     }
     {
         return wxEVT_NULL;
     }
@@ -4246,7 +4337,7 @@ void wxWindowGTK::ScrollWindow( int dx, int dy, const wxRect* WXUNUSED(rect) )
 #endif // wxUSE_CARET
 }
 
 #endif // wxUSE_CARET
 }
 
-void wxWindowGTK::GtkScrolledWindowSetBorder(GtkWidget* w, int wxstyle)
+void wxWindowGTK::GTKScrolledWindowSetBorder(GtkWidget* w, int wxstyle)
 {
     //RN: Note that static controls usually have no border on gtk, so maybe
     //it makes sense to treat that as simply no border at the wx level
 {
     //RN: Note that static controls usually have no border on gtk, so maybe
     //it makes sense to treat that as simply no border at the wx level
@@ -4257,7 +4348,7 @@ void wxWindowGTK::GtkScrolledWindowSetBorder(GtkWidget* w, int wxstyle)
 
         if(wxstyle & wxBORDER_RAISED)
             gtkstyle = GTK_SHADOW_OUT;
 
         if(wxstyle & wxBORDER_RAISED)
             gtkstyle = GTK_SHADOW_OUT;
-        else if (wxstyle & wxBORDER_SUNKEN)
+        else if ((wxstyle & wxBORDER_SUNKEN) || (wxstyle & wxBORDER_THEME))
             gtkstyle = GTK_SHADOW_IN;
 #if 0
         // Now obsolete
             gtkstyle = GTK_SHADOW_IN;
 #if 0
         // Now obsolete
wxWidgets (Impactor)