ash/frame/custom_frame_view_ash.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_FRAME_CUSTOM_FRAME_VIEW_ASH_H_
   6 #define ASH_FRAME_CUSTOM_FRAME_VIEW_ASH_H_
   7
   8 #include "ash/ash_export.h"
   9 #include "base/memory/scoped_ptr.h"
  10 #include "third_party/skia/include/core/SkColor.h"
  11 #include "ui/views/window/non_client_view.h"
  12
  13 namespace ash {
  14 class FrameBorderHitTestController;
  15 class FrameCaptionButtonContainerView;
  16 class ImmersiveFullscreenController;
  17 }
  18 namespace views {
  19 class Widget;
  20 }
  21
  22 namespace ash {
  23
  24 // A NonClientFrameView used for packaged apps, dialogs and other non-browser
  25 // windows. It supports immersive fullscreen. When in immersive fullscreen, the
  26 // client view takes up the entire widget and the window header is an overlay.
  27 // The window header overlay slides onscreen when the user hovers the mouse at
  28 // the top of the screen. See also views::CustomFrameView and
  29 // BrowserNonClientFrameViewAsh.
  30 class ASH_EXPORT CustomFrameViewAsh : public views::NonClientFrameView {
  31  public:
  32   // Internal class name.
  33   static const char kViewClassName[];
  34
  35   explicit CustomFrameViewAsh(views::Widget* frame);
  36   ~CustomFrameViewAsh() override;
  37
  38   // Inits |immersive_fullscreen_controller| so that the controller reveals
  39   // and hides |header_view_| in immersive fullscreen.
  40   // CustomFrameViewAsh does not take ownership of
  41   // |immersive_fullscreen_controller|.
  42   void InitImmersiveFullscreenControllerForView(
  43       ImmersiveFullscreenController* immersive_fullscreen_controller);
  44
  45   // Sets the active and inactive frame colors. Note the inactive frame color
  46   // will have some transparency added when the frame is drawn.
  47   void SetFrameColors(SkColor active_frame_color, SkColor inactive_frame_color);
  48
  49   // views::NonClientFrameView:
  50   gfx::Rect GetBoundsForClientView() const override;
  51   gfx::Rect GetWindowBoundsForClientBounds(
  52       const gfx::Rect& client_bounds) const override;
  53   int NonClientHitTest(const gfx::Point& point) override;
  54   void GetWindowMask(const gfx::Size& size, gfx::Path* window_mask) override;
  55   void ResetWindowControls() override;
  56   void UpdateWindowIcon() override;
  57   void UpdateWindowTitle() override;
  58   void SizeConstraintsChanged() override;
  59
  60   // views::View:
  61   gfx::Size GetPreferredSize() const override;
  62   const char* GetClassName() const override;
  63   gfx::Size GetMinimumSize() const override;
  64   gfx::Size GetMaximumSize() const override;
  65   void SchedulePaintInRect(const gfx::Rect& r) override;
  66   void VisibilityChanged(views::View* starting_from, bool is_visible) override;
  67
  68   // Get the view of the header.
  69   views::View* GetHeaderView();
  70
  71   const views::View* GetAvatarIconViewForTest() const;
  72
  73  private:
  74   class OverlayView;
  75   friend class TestWidgetConstraintsDelegate;
  76
  77   // views::NonClientFrameView:
  78   bool DoesIntersectRect(const views::View* target,
  79                          const gfx::Rect& rect) const override;
  80
  81   // Returns the container for the minimize/maximize/close buttons that is held
  82   // by the HeaderView. Used in testing.
  83   FrameCaptionButtonContainerView* GetFrameCaptionButtonContainerViewForTest();
  84
  85   // Height from top of window to top of client area.
  86   int NonClientTopBorderHeight() const;
  87
  88   // Not owned.
  89   views::Widget* frame_;
  90
  91   // View which contains the title and window controls.
  92   class HeaderView;
  93   HeaderView* header_view_;
  94
  95   // Updates the hittest bounds overrides based on the window state type.
  96   scoped_ptr<FrameBorderHitTestController> frame_border_hit_test_controller_;
  97
  98   DISALLOW_COPY_AND_ASSIGN(CustomFrameViewAsh);
  99 };
 100
 101 }  // namespace ash
 102
 103 #endif  // ASH_FRAME_CUSTOM_FRAME_VIEW_ASH_H_