C++ (Cpp) GTK_CONTAINER_WARN_INVALID_CHILD_PROPERTY_ID示例

示例#1

文件： gd-stack.c 项目： Udit93/gnome-music

static void
gd_stack_set_child_property (GtkContainer *container,
                             GtkWidget    *child,
                             guint         property_id,
                             const GValue *value,
                             GParamSpec   *pspec)
{
  GdStack *stack = GD_STACK (container);
  GdStackPrivate *priv = stack->priv;
  GdStackChildInfo *info;

  info = find_child_info_for_widget (stack, child);
  if (info == NULL)
    {
      GTK_CONTAINER_WARN_INVALID_CHILD_PROPERTY_ID (container, property_id, pspec);
      return;
    }

  switch (property_id)
    {
    case CHILD_PROP_NAME:
      g_free (info->name);
      info->name = g_value_dup_string (value);

      gtk_container_child_notify (container, child, "name");

      if (priv->visible_child == info)
        g_object_notify (G_OBJECT (stack), "visible-child-name");

      break;

    case CHILD_PROP_TITLE:
      g_free (info->title);
      info->title = g_value_dup_string (value);
      gtk_container_child_notify (container, child, "title");
      break;

    case CHILD_PROP_SYMBOLIC_ICON_NAME:
      g_free (info->symbolic_icon_name);
      info->symbolic_icon_name = g_value_dup_string (value);
      gtk_container_child_notify (container, child, "symbolic-icon-name");
      break;

    case CHILD_PROP_POSITION:
      reorder_child (stack, child, g_value_get_int (value));
      break;

    default:
      GTK_CONTAINER_WARN_INVALID_CHILD_PROPERTY_ID (container, property_id, pspec);
      break;
    }
}

示例#2

文件： gd-stack.c 项目： Udit93/gnome-music

static void
gd_stack_get_child_property (GtkContainer *container,
                             GtkWidget    *child,
                             guint         property_id,
                             GValue       *value,
                             GParamSpec   *pspec)
{
  GdStack *stack = GD_STACK (container);
  GdStackChildInfo *info;
  GList *list;
  guint i;

  info = find_child_info_for_widget (stack, child);
  if (info == NULL)
    {
      GTK_CONTAINER_WARN_INVALID_CHILD_PROPERTY_ID (container, property_id, pspec);
      return;
    }

  switch (property_id)
    {
    case CHILD_PROP_NAME:
      g_value_set_string (value, info->name);
      break;

    case CHILD_PROP_TITLE:
      g_value_set_string (value, info->title);
      break;

    case CHILD_PROP_SYMBOLIC_ICON_NAME:
      g_value_set_string (value, info->symbolic_icon_name);
      break;

    case CHILD_PROP_POSITION:
      i = 0;
      for (list = stack->priv->children; list != NULL; list = g_list_next (list))
        {
          if (info == list->data)
            break;
          ++i;
        }
      g_value_set_int (value, i);
      break;

    default:
      GTK_CONTAINER_WARN_INVALID_CHILD_PROPERTY_ID (container, property_id, pspec);
      break;
    }
}

示例#3

文件： gb-slider.c 项目： MaX121/gnome-builder

static void
gb_slider_set_child_property (GtkContainer *container,
                              GtkWidget    *child,
                              guint         prop_id,
                              const GValue *value,
                              GParamSpec   *pspec)
{
  GbSlider *self = (GbSlider *)container;

  switch (prop_id)
    {
    case CHILD_PROP_POSITION:
      gb_slider_child_set_position (self, child, g_value_get_enum (value));
      break;

    default:
      GTK_CONTAINER_WARN_INVALID_CHILD_PROPERTY_ID (container, prop_id, pspec);
    }
}