static void size_allocate(GtkWidget* widget, GtkAllocation* alloc)
{
- const bool is_resize =
- widget->allocation.width != alloc->width ||
- widget->allocation.height != alloc->height;
- const bool is_move =
- widget->allocation.x != alloc->x ||
- widget->allocation.y != alloc->y;
-
wxPizza* pizza = WX_PIZZA(widget);
int border_x, border_y;
pizza->get_border_widths(border_x, border_y);
int w = alloc->width - 2 * border_x;
if (w < 0) w = 0;
- if (gtk_widget_get_realized(widget) && (is_move || is_resize))
+ if (gtk_widget_get_realized(widget))
{
int h = alloc->height - 2 * border_y;
if (h < 0) h = 0;
+ const int x = alloc->x + border_x;
+ const int y = alloc->y + border_y;
- gdk_window_move_resize(widget->window,
- alloc->x + border_x, alloc->y + border_y, w, h);
+ GdkWindow* window = gtk_widget_get_window(widget);
+ int old_x, old_y;
+ gdk_window_get_position(window, &old_x, &old_y);
- if (is_resize && (border_x || border_y))
+ if (x != old_x || y != old_y ||
+ w != gdk_window_get_width(window) || h != gdk_window_get_height(window))
{
- // old and new border areas need to be invalidated,
- // otherwise they will not be erased/redrawn properly
- GdkWindow* parent = gtk_widget_get_parent_window(widget);
- gdk_window_invalidate_rect(parent, &widget->allocation, false);
- gdk_window_invalidate_rect(parent, alloc, false);
+ gdk_window_move_resize(window, x, y, w, h);
+
+ if (border_x + border_y)
+ {
+ // old and new border areas need to be invalidated,
+ // otherwise they will not be erased/redrawn properly
+ GdkWindow* parent = gtk_widget_get_parent_window(widget);
+ gdk_window_invalidate_rect(parent, &widget->allocation, false);
+ gdk_window_invalidate_rect(parent, alloc, false);
+ }
}
}
pizza->m_is_scrollable = (windowStyle & (wxHSCROLL | wxVSCROLL)) != 0;
// mask off border styles not useable with wxPizza
pizza->m_border_style = int(windowStyle & BORDER_STYLES);
-#if GTK_CHECK_VERSION(2,20,0)
+#if GTK_CHECK_VERSION(3,0,0) || defined(GTK_DISABLE_DEPRECATED)
gtk_widget_set_has_window(widget, true);
#else
gtk_fixed_set_has_window(GTK_FIXED(widget), true);