ios/web/interstitials/native_web_interstitial_impl.h

   1 // Copyright 2015 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 IOS_WEB_INTERSTITIALS_NATIVE_WEB_INTERSTITIAL_IMPL_H_
   6 #define IOS_WEB_INTERSTITIALS_NATIVE_WEB_INTERSTITIAL_IMPL_H_
   7
   8 #include "ios/web/interstitials/web_interstitial_impl.h"
   9
  10 #include "base/ios/weak_nsobject.h"
  11 #include "base/mac/scoped_nsobject.h"
  12
  13 namespace web {
  14
  15 class NativeWebInterstitialDelegate;
  16
  17 // A concrete subclass of WebInterstitialImpl that is used to display
  18 // interstitials created via native views.
  19 class NativeWebInterstitialImpl : public WebInterstitialImpl {
  20  public:
  21   NativeWebInterstitialImpl(WebStateImpl* web_state,
  22                             const GURL& url,
  23                             scoped_ptr<NativeWebInterstitialDelegate> delegate);
  24   ~NativeWebInterstitialImpl() override;
  25
  26   // WebInterstitial implementation:
  27   void SetSize(const gfx::Size& size) override;
  28
  29   // WebInterstitialImpl implementation:
  30   UIView* GetView() const override;
  31   UIScrollView* GetScrollView() const override;
  32
  33  protected:
  34   // WebInterstitialImpl implementation:
  35   void PrepareForDisplay() override;
  36   WebInterstitialDelegate* GetDelegate() const override;
  37   void EvaluateJavaScript(NSString* script,
  38                           JavaScriptCompletion completionHandler) override;
  39
  40  private:
  41   // The native interstitial delegate.
  42   scoped_ptr<NativeWebInterstitialDelegate> delegate_;
  43   // The top-level view containing the scroll view.
  44   base::scoped_nsobject<UIView> container_view_;
  45   // The scroll view used to display |content_view_|.
  46   base::scoped_nsobject<UIScrollView> scroll_view_;
  47   // The content view provided by |delegate_|.
  48   base::WeakNSObject<UIView> content_view_;
  49 };
  50
  51 }  // namespace web
  52
  53 #endif  // IOS_WEB_INTERSTITIALS_NATIVE_WEB_INTERSTITIAL_IMPL_H_