blob: e8047f39b8f131432fed075bf8ac0222ac9c613c [file] [log] [blame]
// 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.
#include "base/macros.h"
#include "headless/public/headless_export.h"
namespace headless {
class HeadlessDevToolsClient;
// A target which can be controlled and inspected using DevTools.
class HEADLESS_EXPORT HeadlessDevToolsTarget {
HeadlessDevToolsTarget() {}
virtual ~HeadlessDevToolsTarget() {}
// Attach or detach a client to this target. A client must be attached in
// order to send commands or receive notifications from the target.
// A single client may be attached to at most one target at a time. If
// the target already has a client attached, AttachClient will return false.
// ForceAttachClient will detach any existing connection before attaching
// |client|.
// Note that currently also only one client may be attached to a single target
// at a time.
// |client| must outlive this target.
virtual bool AttachClient(HeadlessDevToolsClient* client) = 0;
virtual void ForceAttachClient(HeadlessDevToolsClient* client) = 0;
virtual void DetachClient(HeadlessDevToolsClient* client) = 0;
// Returns true if a devtools client is attached.
virtual bool IsAttached() = 0;
} // namespace headless