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content / public / browser / render_widget_host_iterator.h [blame]
// Copyright 2013 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CONTENT_PUBLIC_BROWSER_RENDER_WIDGET_HOST_ITERATOR_H_
#define CONTENT_PUBLIC_BROWSER_RENDER_WIDGET_HOST_ITERATOR_H_
namespace content {
class RenderWidgetHost;
// RenderWidgetHostIterator is used to safely iterate over a list of
// RenderWidgetHosts.
class RenderWidgetHostIterator {
public:
virtual ~RenderWidgetHostIterator() {}
// Returns the next RenderWidgetHost in the list. Returns nullptr if none is
// available.
virtual RenderWidgetHost* GetNextHost() = 0;
};
} // namespace content
#endif // CONTENT_PUBLIC_BROWSER_RENDER_WIDGET_HOST_ITERATOR_H_