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// Copyright 2016 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 SERVICES_NAVIGATION_PUBLIC_CPP_VIEW_H_
#define SERVICES_NAVIGATION_PUBLIC_CPP_VIEW_H_
#include "base/observer_list.h"
#include "base/strings/string16.h"
#include "mojo/public/cpp/bindings/binding.h"
#include "services/navigation/public/interfaces/view.mojom.h"
namespace aura {
class Window;
}
namespace navigation {
class ViewDelegate;
class ViewObserver;
// Represents an item in a View's navigation list.
struct NavigationListItem {
NavigationListItem(const base::string16& title, int offset)
: title(title), offset(offset) {}
~NavigationListItem() {}
base::string16 title;
// The navigation offset from the current page in the navigation list.
int offset;
};
class View : public mojom::ViewClient {
public:
explicit View(mojom::ViewFactoryPtr factory);
View(mojom::ViewPtr view, mojom::ViewClientRequest request);
View(const View&) = delete;
void operator=(const View&) = delete;
~View() override;
void set_delegate(ViewDelegate* delegate) { delegate_ = delegate; }
void AddObserver(ViewObserver* observer);
void RemoveObserver(ViewObserver* observer);
// Loading.
void NavigateToURL(const GURL& url);
void NavigateToOffset(int offset);
bool is_loading() const { return is_loading_; }
const GURL& url() const { return url_; }
const base::string16& title() const { return title_; }
// Back/Forward.
void GoBack();
void GoForward();
bool can_go_back() const { return can_go_back_; }
bool can_go_forward() const { return can_go_forward_; }
void GetBackMenuItems(std::vector<NavigationListItem>* items);
void GetForwardMenuItems(std::vector<NavigationListItem>* items);
// Reload/Stop.
void Reload(bool bypass_cache);
void Stop();
// Interstitials.
void ShowInterstitial(const std::string& html);
void HideInterstitial();
// Embed the View visually within |parent|.
void EmbedInWindow(aura::Window* parent);
private:
// mojom::ViewClient:
void OpenURL(mojom::OpenURLParamsPtr params) override;
void LoadingStateChanged(bool is_loading) override;
void NavigationStateChanged(const GURL& url,
const std::string& title,
bool can_go_back,
bool can_go_forward) override;
void LoadProgressChanged(double progress) override;
void UpdateHoverURL(const GURL& url) override;
void ViewCreated(mojom::ViewPtr view,
mojom::ViewClientRequest request,
bool is_popup,
const gfx::Rect& initial_bounds,
bool user_gesture) override;
void Close() override;
void NavigationPending(mojom::NavigationEntryPtr entry) override;
void NavigationCommitted(mojom::NavigationCommittedDetailsPtr details,
int current_index) override;
void NavigationEntryChanged(mojom::NavigationEntryPtr entry,
int entry_index) override;
void NavigationListPruned(bool from_front, int count) override;
mojom::ViewPtr view_;
mojo::Binding<mojom::ViewClient> binding_;
ViewDelegate* delegate_ = nullptr;
base::ObserverList<ViewObserver> observers_;
bool is_loading_ = false;
GURL url_;
base::string16 title_;
bool can_go_back_ = false;
bool can_go_forward_ = false;
mojom::NavigationEntryPtr pending_navigation_;
std::vector<mojom::NavigationEntryPtr> navigation_list_;
int navigation_list_cursor_ = 0;
};
} // namespace navigation
#endif // SERVICES_NAVIGATION_PUBLIC_CPP_VIEW_H_
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