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content / public / browser / browser_plugin_guest_manager.h [blame]
// Copyright 2014 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_BROWSER_PLUGIN_GUEST_MANAGER_H_
#define CONTENT_PUBLIC_BROWSER_BROWSER_PLUGIN_GUEST_MANAGER_H_
#include "base/functional/function_ref.h"
#include "content/common/content_export.h"
namespace content {
class WebContents;
// A BrowserPluginGuestManager offloads guest management and routing
// operations outside of the content layer.
class CONTENT_EXPORT BrowserPluginGuestManager {
public:
virtual ~BrowserPluginGuestManager() = default;
// Iterates over guest WebContents that belong to a given
// |owner_web_contents|, but have not yet been attached.
virtual void ForEachUnattachedGuest(
WebContents* owner_web_contents,
base::FunctionRef<void(WebContents*)> fn) {}
// Prefer using |RenderFrameHost::ForEachRenderFrameHost|.
// Iterates over all WebContents belonging to a given |owner_web_contents|,
// calling |fn| for each. If an invocation of `fn` returns true, the iteration
// exits early.
virtual bool ForEachGuest(WebContents* owner_web_contents,
base::FunctionRef<bool(WebContents*)> fn);
// Returns the "full page" guest if there is one. That is, if there is a
// single BrowserPlugin in the given embedder which takes up the full page,
// then it is returned.
virtual WebContents* GetFullPageGuest(WebContents* embedder_web_contents);
};
} // namespace content
#endif // CONTENT_PUBLIC_BROWSER_BROWSER_PLUGIN_GUEST_MANAGER_H_