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// Copyright 2014 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 MOJO_SERVICES_VIEW_MANAGER_PUBLIC_CPP_VIEW_MANAGER_H_
#define MOJO_SERVICES_VIEW_MANAGER_PUBLIC_CPP_VIEW_MANAGER_H_
#include <string>
#include "components/view_manager/public/cpp/types.h"
namespace mojo {
class View;
// Encapsulates a connection to the view manager service. A unique connection
// is made every time an app is embedded.
class ViewManager {
public:
// Returns the URL of the application that embedded this application.
virtual const std::string& GetEmbedderURL() const = 0;
// Returns the root of this connection.
virtual View* GetRoot() = 0;
// Returns a View known to this connection.
virtual View* GetViewById(Id id) = 0;
// Returns the focused view; null if focus is not yet known or another app is
// focused.
virtual View* GetFocusedView() = 0;
// Creates and returns a new View (which is owned by the ViewManager). Views
// are initially hidden, use SetVisible(true) to show.
virtual View* CreateView() = 0;
protected:
virtual ~ViewManager() {}
};
} // namespace mojo
#endif // MOJO_SERVICES_VIEW_MANAGER_PUBLIC_CPP_VIEW_MANAGER_H_
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