Esempio n. 1
0
static void
gimp_ruler_realize (GtkWidget *widget)
{
  GimpRuler        *ruler = GIMP_RULER (widget);
  GimpRulerPrivate *priv  = GIMP_RULER_GET_PRIVATE (ruler);
  GtkAllocation     allocation;
  GdkWindowAttr     attributes;
  gint              attributes_mask;

  GTK_WIDGET_CLASS (gimp_ruler_parent_class)->realize (widget);

  gtk_widget_get_allocation (widget, &allocation);

  attributes.window_type = GDK_WINDOW_CHILD;
  attributes.x           = allocation.x;
  attributes.y           = allocation.y;
  attributes.width       = allocation.width;
  attributes.height      = allocation.height;
  attributes.wclass      = GDK_INPUT_ONLY;
  attributes.event_mask  = (gtk_widget_get_events (widget) |
                            GDK_EXPOSURE_MASK              |
                            GDK_POINTER_MOTION_MASK);

  attributes_mask = GDK_WA_X | GDK_WA_Y;

  priv->input_window = gdk_window_new (gtk_widget_get_window (widget),
                                       &attributes, attributes_mask);
  gdk_window_set_user_data (priv->input_window, ruler);

  gimp_ruler_make_pixmap (ruler);
}
Esempio n. 2
0
static void
gimp_ruler_size_allocate (GtkWidget     *widget,
                          GtkAllocation *allocation)
{
  GimpRuler        *ruler = GIMP_RULER (widget);
  GimpRulerPrivate *priv  = GIMP_RULER_GET_PRIVATE (ruler);
  GtkAllocation     widget_allocation;
  gboolean          resized;

  gtk_widget_get_allocation (widget, &widget_allocation);

  resized = (widget_allocation.width  != allocation->width ||
             widget_allocation.height != allocation->height);

  gtk_widget_set_allocation (widget, allocation);

  if (gtk_widget_get_realized (widget))
    {
      gdk_window_move_resize (priv->input_window,
                              allocation->x, allocation->y,
                              allocation->width, allocation->height);

      if (resized)
        gimp_ruler_make_pixmap (ruler);
    }
}