Upstream Chrome on iOS source code [6/11].

ios/chrome/browser/ui/omnibox/omnibox_popup_view_ios.h

+// Copyright (c) 2012 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 IOS_CHROME_BROWSER_UI_OMNIBOX_OMNIBOX_POPUP_VIEW_IOS_H_
+#define IOS_CHROME_BROWSER_UI_OMNIBOX_OMNIBOX_POPUP_VIEW_IOS_H_
+
+#include <UIKit/UIKit.h>
+
+#include <memory>
+
+#include "base/mac/scoped_nsobject.h"
+#include "base/strings/string16.h"
+#include "components/omnibox/browser/omnibox_popup_view.h"
+
+struct AutocompleteMatch;
+class OmniboxEditModel;
+@class OmniboxPopupMaterialViewController;
+class OmniboxPopupModel;
+@protocol OmniboxPopupPositioner;
+class OmniboxViewIOS;
+
+// iOS implementation of AutocompletePopupView.
+class OmniboxPopupViewIOS : public OmniboxPopupView {
+ public:
+  OmniboxPopupViewIOS(OmniboxViewIOS* edit_view,
+                      OmniboxEditModel* edit_model,
+                      id<OmniboxPopupPositioner> positioner);
+  ~OmniboxPopupViewIOS() override;
+
+  // AutocompletePopupView implementation.
+  bool IsOpen() const override;
+  void InvalidateLine(size_t line) override {}
+  void OnLineSelected(size_t line) override {}
+  void UpdatePopupAppearance() override;
+  gfx::Rect GetTargetBounds() override;
+  void PaintUpdatesNow() override {}
+  void OnDragCanceled() override {}
+
+  void OpenURLForRow(size_t row);
+  void DidScroll();
+  void UpdateEditViewIcon();
+  void CopyToOmnibox(const base::string16& text);
+  void SetTextAlignment(NSTextAlignment alignment);
+  bool IsStarredMatch(const AutocompleteMatch& match) const;
+  void DeleteMatch(const AutocompleteMatch& match) const;
+
+ private:
+  std::unique_ptr<OmniboxPopupModel> model_;
+  OmniboxViewIOS* edit_view_;              // weak, owns this instance
+  id<OmniboxPopupPositioner> positioner_;  // weak
+  // View that contains the omnibox popup table view and shadow.
+  base::scoped_nsobject<UIView> popupView_;
+  base::scoped_nsobject<OmniboxPopupMaterialViewController> popup_controller_;
+  bool is_open_;
+  // Animate the appearance of the omnibox popup view.
+  void AnimateDropdownExpansion(CGFloat parentHeight);
+  // Animate the disappearance of the omnibox popup view.
+  void AnimateDropdownCollapse();
+};
+
+#endif  // IOS_CHROME_BROWSER_UI_OMNIBOX_OMNIBOX_POPUP_VIEW_IOS_H_