ash/wm/panels/panel_frame_view.h

   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 ASH_WM_PANELS_PANEL_FRAME_VIEW_H_
   6 #define ASH_WM_PANELS_PANEL_FRAME_VIEW_H_
   7
   8 #include "ash/ash_export.h"
   9 #include "base/basictypes.h"
  10 #include "ui/views/window/non_client_view.h"
  11
  12 namespace views {
  13 class ImageView;
  14 }
  15
  16 namespace ash {
  17 class DefaultHeaderPainter;
  18 class FrameCaptionButtonContainerView;
  19 class FrameBorderHitTestController;
  20
  21 class ASH_EXPORT PanelFrameView : public views::NonClientFrameView {
  22  public:
  23   // Internal class name.
  24   static const char kViewClassName[];
  25
  26   enum FrameType {
  27     FRAME_NONE,
  28     FRAME_ASH
  29   };
  30
  31   PanelFrameView(views::Widget* frame, FrameType frame_type);
  32   ~PanelFrameView() override;
  33
  34   // Overridden from views::View:
  35   const char* GetClassName() const override;
  36
  37  private:
  38   void InitHeaderPainter();
  39
  40   // Height from top of window to top of client area.
  41   int NonClientTopBorderHeight() const;
  42
  43   // Overridden from views::NonClientFrameView:
  44   gfx::Rect GetBoundsForClientView() const override;
  45   gfx::Rect GetWindowBoundsForClientBounds(
  46       const gfx::Rect& client_bounds) const override;
  47   int NonClientHitTest(const gfx::Point& point) override;
  48   void GetWindowMask(const gfx::Size& size, gfx::Path* window_mask) override;
  49   void ResetWindowControls() override;
  50   void UpdateWindowIcon() override;
  51   void UpdateWindowTitle() override;
  52   void SizeConstraintsChanged() override;
  53
  54   // Overridden from views::View:
  55   gfx::Size GetMinimumSize() const override;
  56   void Layout() override;
  57   void OnPaint(gfx::Canvas* canvas) override;
  58
  59   // Child View class describing the panel's title bar behavior
  60   // and buttons, owned by the view hierarchy
  61   views::Widget* frame_;
  62   FrameCaptionButtonContainerView* caption_button_container_;
  63   views::ImageView* window_icon_;
  64   gfx::Rect client_view_bounds_;
  65
  66   // Helper class for painting the header.
  67   scoped_ptr<DefaultHeaderPainter> header_painter_;
  68
  69   // Updates the hittest bounds overrides based on the window state type.
  70   scoped_ptr<FrameBorderHitTestController> frame_border_hit_test_controller_;
  71
  72   DISALLOW_COPY_AND_ASSIGN(PanelFrameView);
  73 };
  74
  75 }
  76
  77 #endif // ASH_WM_PANELS_PANEL_FRAME_VIEW_H_