ui/views/controls/native/native_view_host_mac.h

   1 // Copyright 2014 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_CONTROLS_NATIVE_NATIVE_VIEW_HOST_MAC_H_
   6 #define UI_VIEWS_CONTROLS_NATIVE_NATIVE_VIEW_HOST_MAC_H_
   7
   8 #include "base/mac/scoped_nsobject.h"
   9 #include "base/macros.h"
  10 #include "ui/views/controls/native/native_view_host_wrapper.h"
  11 #include "ui/views/views_export.h"
  12
  13 namespace views {
  14
  15 class NativeViewHost;
  16
  17 // Mac implementation of NativeViewHostWrapper.
  18 class VIEWS_EXPORT NativeViewHostMac : public NativeViewHostWrapper {
  19  public:
  20   explicit NativeViewHostMac(NativeViewHost* host);
  21   ~NativeViewHostMac() override;
  22
  23   // Overridden from NativeViewHostWrapper:
  24   void AttachNativeView() override;
  25   void NativeViewDetaching(bool destroyed) override;
  26   void AddedToWidget() override;
  27   void RemovedFromWidget() override;
  28   void InstallClip(int x, int y, int w, int h) override;
  29   bool HasInstalledClip() override;
  30   void UninstallClip() override;
  31   void ShowWidget(int x, int y, int w, int h) override;
  32   void HideWidget() override;
  33   void SetFocus() override;
  34   gfx::NativeViewAccessible GetNativeViewAccessible() override;
  35   gfx::NativeCursor GetCursor(int x, int y) override;
  36
  37  private:
  38   // Our associated NativeViewHost. Owns this.
  39   NativeViewHost* host_;
  40
  41   // Retain the native view as it may be destroyed at an unpredictable time.
  42   base::scoped_nsobject<NSView> native_view_;
  43
  44   DISALLOW_COPY_AND_ASSIGN(NativeViewHostMac);
  45 };
  46
  47 }  // namespace views
  48
  49 #endif  // UI_VIEWS_CONTROLS_NATIVE_NATIVE_VIEW_HOST_AURA_H_