1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
content / browser / devtools / protocol / target_auto_attacher.h [blame]
// Copyright 2017 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_BROWSER_DEVTOOLS_PROTOCOL_TARGET_AUTO_ATTACHER_H_
#define CONTENT_BROWSER_DEVTOOLS_PROTOCOL_TARGET_AUTO_ATTACHER_H_
#include "base/containers/flat_set.h"
#include "base/functional/callback.h"
#include "base/memory/raw_ptr.h"
#include "base/memory/scoped_refptr.h"
#include "base/observer_list.h"
namespace content {
class DevToolsAgentHost;
class DevToolsAgentHostImpl;
class DevToolsRendererChannel;
class NavigationHandle;
class NavigationRequest;
class NavigationThrottle;
class RenderFrameDevToolsAgentHost;
namespace protocol {
class TargetAutoAttacher {
public:
class Client : public base::CheckedObserver {
public:
virtual bool AutoAttach(TargetAutoAttacher* source,
DevToolsAgentHost* host,
bool waiting_for_debugger) = 0;
virtual void AutoDetach(TargetAutoAttacher* source,
DevToolsAgentHost* host) = 0;
virtual void SetAttachedTargetsOfType(
TargetAutoAttacher* source,
const base::flat_set<scoped_refptr<DevToolsAgentHost>>& hosts,
const std::string& type) = 0;
virtual void AutoAttacherDestroyed(TargetAutoAttacher* auto_attacher) = 0;
virtual std::unique_ptr<NavigationThrottle> CreateThrottleForNavigation(
TargetAutoAttacher* auto_attacher,
NavigationHandle* navigation_handle) = 0;
virtual void TargetInfoChanged(DevToolsAgentHost* host) = 0;
protected:
Client() = default;
~Client() override = default;
};
TargetAutoAttacher(const TargetAutoAttacher&) = delete;
TargetAutoAttacher& operator=(const TargetAutoAttacher&) = delete;
virtual ~TargetAutoAttacher();
void AddClient(Client* client,
bool wait_for_debugger_on_start,
base::OnceClosure callback);
void RemoveClient(Client* client);
void UpdateWaitForDebuggerOnStart(Client* client,
bool wait_for_debugger_on_start,
base::OnceClosure callback);
void AppendNavigationThrottles(
NavigationHandle* navigation_handle,
std::vector<std::unique_ptr<NavigationThrottle>>* throttles);
scoped_refptr<RenderFrameDevToolsAgentHost> HandleNavigation(
NavigationRequest* navigation_request,
bool wait_for_debugger_on_start);
protected:
using Hosts = base::flat_set<scoped_refptr<DevToolsAgentHost>>;
TargetAutoAttacher();
bool auto_attach() const;
bool wait_for_debugger_on_start() const;
virtual void UpdateAutoAttach(base::OnceClosure callback);
void DispatchAutoAttach(DevToolsAgentHost* host, bool waiting_for_debugger);
void DispatchAutoDetach(DevToolsAgentHost* host);
void DispatchSetAttachedTargetsOfType(
const base::flat_set<scoped_refptr<DevToolsAgentHost>>& hosts,
const std::string& type);
void DispatchTargetInfoChanged(DevToolsAgentHost* host);
private:
base::ObserverList<Client, false, true> clients_;
base::flat_set<raw_ptr<Client, CtnExperimental>>
clients_requesting_wait_for_debugger_;
};
class RendererAutoAttacherBase : public TargetAutoAttacher {
public:
explicit RendererAutoAttacherBase(DevToolsRendererChannel* renderer_channel);
~RendererAutoAttacherBase() override;
protected:
void UpdateAutoAttach(base::OnceClosure callback) override;
void ChildWorkerCreated(DevToolsAgentHostImpl* agent_host,
bool waiting_for_debugger);
private:
const raw_ptr<DevToolsRendererChannel> renderer_channel_;
};
} // namespace protocol
} // namespace content
#endif // CONTENT_BROWSER_DEVTOOLS_PROTOCOL_TARGET_AUTO_ATTACHER_H_