Converts mash to use the common non-client frame

ash/mus/frame/default_header_painter.h

-// Copyright 2015 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#ifndef ASH_MUS_FRAME_DEFAULT_HEADER_PAINTER_H_
-#define ASH_MUS_FRAME_DEFAULT_HEADER_PAINTER_H_
-
-#include <memory>
-
-#include "ash/mus/frame/header_painter.h"
-#include "base/macros.h"
-#include "third_party/skia/include/core/SkColor.h"
-#include "ui/gfx/animation/animation_delegate.h"
-
-namespace gfx {
-class ImageSkia;
-class Rect;
-class SlideAnimation;
-}
-namespace views {
-class View;
-class Widget;
-}
-
-namespace ash {
-namespace mus {
-
-class FrameCaptionButtonContainerView;
-
-// Helper class for painting the default window header.
-class DefaultHeaderPainter : public HeaderPainter,
-                             public gfx::AnimationDelegate {
- public:
-  DefaultHeaderPainter();
-  ~DefaultHeaderPainter() override;
-
-  // DefaultHeaderPainter does not take ownership of any of the parameters.
-  void Init(views::Widget* frame,
-            views::View* header_view,
-            FrameCaptionButtonContainerView* caption_button_container);
-
-  // HeaderPainter overrides:
-  int GetMinimumHeaderWidth() const override;
-  void PaintHeader(gfx::Canvas* canvas, Mode mode) override;
-  void LayoutHeader() override;
-  int GetHeaderHeight() const override;
-  int GetHeaderHeightForPainting() const override;
-  void SetHeaderHeightForPainting(int height) override;
-  void SchedulePaintForTitle() override;
-
-  // Sets the left header view for the header. Passing NULL removes the view.
-  void UpdateLeftHeaderView(views::View* left_header_view);
-
-  // Sets the active and inactive frame colors. Note the inactive frame color
-  // will have some transparency added when the frame is drawn.
-  void SetFrameColors(SkColor active_frame_color, SkColor inactive_frame_color);
-
- private:
-  // gfx::AnimationDelegate override:
-  void AnimationProgressed(const gfx::Animation* animation) override;
-
-  // Paints highlight around the edge of the header for inactive restored
-  // windows.
-  void PaintHighlightForInactiveRestoredWindow(gfx::Canvas* canvas);
-
-  // Paints the title bar, primarily the title string.
-  void PaintTitleBar(gfx::Canvas* canvas);
-
-  // Paints the header/content separator.
-  void PaintHeaderContentSeparator(gfx::Canvas* canvas);
-
-  // Whether light caption images should be used. This is the case when the
-  // background of the frame is dark.
-  bool ShouldUseLightImages();
-
-  // Update all the images in the caption buttons.
-  void UpdateAllButtonImages();
-
-  // Updates the size button's images.
-  void UpdateSizeButtonImages(bool use_light_images);
-
-  // Returns the header bounds in the coordinates of |view_|. The header is
-  // assumed to be positioned at the top left corner of |view_| and to have the
-  // same width as |view_|.
-  gfx::Rect GetLocalBounds() const;
-
-  // Returns the bounds for the title.
-  gfx::Rect GetTitleBounds() const;
-
-  // Returns whether the frame uses custom frame coloring.
-  bool UsesCustomFrameColors() const;
-
-  views::Widget* frame_;
-  views::View* view_;
-  views::View* left_header_view_;  // May be NULL.
-  SkColor active_frame_color_;
-  SkColor inactive_frame_color_;
-  FrameCaptionButtonContainerView* caption_button_container_;
-
-  // The height of the header to paint.
-  int painted_height_;
-
-  // Whether the header should be painted as active.
-  Mode mode_;
-
-  // Whether the header is painted for the first time.
-  bool initial_paint_;
-
-  std::unique_ptr<gfx::SlideAnimation> activation_animation_;
-
-  DISALLOW_COPY_AND_ASSIGN(DefaultHeaderPainter);
-};
-
-}  // namespace mus
-}  // namespace ash
-
-#endif  // ASH_MUS_FRAME_DEFAULT_HEADER_PAINTER_H_