view_model_utils.h revision 5821806d5e7f356e8fa4b058a389a808ea183019 
1// Copyright (c) 2012 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#ifndef UI_VIEWS_VIEW_MODEL_UTILS_H_
6#define UI_VIEWS_VIEW_MODEL_UTILS_H_
7
8#include "base/basictypes.h"
9#include "ui/views/views_export.h"
10
11namespace views {
12
13class View;
14class ViewModel;
15
16class VIEWS_EXPORT ViewModelUtils {
17 public:
18  enum Alignment {
19    HORIZONTAL,
20    VERTICAL
21  };
22
23  // Sets the bounds of each view to its ideal bounds.
24  static void SetViewBoundsToIdealBounds(const ViewModel& model);
25
26  // Returns true if the Views in |model| are at their ideal bounds.
27  static bool IsAtIdealBounds(const ViewModel& model);
28
29  // Returns the index to move |view| to based on a coordinate of |x| and |y|.
30  static int DetermineMoveIndex(const ViewModel& model,
31                                View* view,
32                                Alignment alignment,
33                                int x,
34                                int y);
35
36 private:
37  DISALLOW_IMPLICIT_CONSTRUCTORS(ViewModelUtils);
38};
39
40}  // namespace views
41
42#endif  // UI_VIEWS_VIEW_MODEL_UTILS_H_
43