content/browser/devtools/service_worker_devtools_manager.h

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CONTENT_BROWSER_DEVTOOLS_SERVICE_WORKER_DEVTOOLS_MANAGER_H_
   6 #define CONTENT_BROWSER_DEVTOOLS_SERVICE_WORKER_DEVTOOLS_MANAGER_H_
   7
   8 #include <map>
   9
  10 #include "base/basictypes.h"
  11 #include "base/memory/singleton.h"
  12 #include "base/memory/weak_ptr.h"
  13 #include "content/browser/devtools/worker_devtools_manager.h"
  14 #include "content/browser/shared_worker/shared_worker_instance.h"
  15
  16 namespace content {
  17
  18 class ServiceWorkerDevToolsAgentHost;
  19 class ServiceWorkerContextCore;
  20
  21 // Manages WorkerDevToolsAgentHost's for Service Workers.
  22 // This class lives on UI thread.
  23 class CONTENT_EXPORT ServiceWorkerDevToolsManager
  24     : public WorkerDevToolsManager {
  25  public:
  26   class ServiceWorkerIdentifier {
  27    public:
  28     ServiceWorkerIdentifier(
  29         const ServiceWorkerContextCore* context,
  30         base::WeakPtr<ServiceWorkerContextCore> context_weak,
  31         int64 version_id,
  32         const GURL& url);
  33     ServiceWorkerIdentifier(const ServiceWorkerIdentifier& other);
  34     ~ServiceWorkerIdentifier();
  35
  36     bool Matches(const ServiceWorkerIdentifier& other) const;
  37
  38     const ServiceWorkerContextCore* context() const { return context_; }
  39     base::WeakPtr<ServiceWorkerContextCore> context_weak() const {
  40       return context_weak_;
  41     }
  42     int64 version_id() const { return version_id_; }
  43     GURL url() const { return url_; }
  44
  45    private:
  46     const ServiceWorkerContextCore* const context_;
  47     const base::WeakPtr<ServiceWorkerContextCore> context_weak_;
  48     const int64 version_id_;
  49     const GURL url_;
  50   };
  51
  52   // Returns the ServiceWorkerDevToolsManager singleton.
  53   static ServiceWorkerDevToolsManager* GetInstance();
  54
  55   // Returns true when the worker must be paused on start because a DevTool
  56   // window for the same former ServiceWorkerIdentifier is still opened or
  57   // debug-on-start is enabled in chrome://serviceworker-internals.
  58   bool WorkerCreated(int worker_process_id,
  59                      int worker_route_id,
  60                      const ServiceWorkerIdentifier& service_worker_id);
  61   void WorkerStopIgnored(int worker_process_id, int worker_route_id);
  62
  63   void set_debug_service_worker_on_start(bool debug_on_start) {
  64     debug_service_worker_on_start_ = debug_on_start;
  65   }
  66   bool debug_service_worker_on_start() const {
  67     return debug_service_worker_on_start_;
  68   }
  69
  70  private:
  71   friend struct DefaultSingletonTraits<ServiceWorkerDevToolsManager>;
  72   friend class ServiceWorkerDevToolsAgentHost;
  73
  74   ServiceWorkerDevToolsManager();
  75   ~ServiceWorkerDevToolsManager() override;
  76
  77   AgentHostMap::iterator FindExistingWorkerAgentHost(
  78       const ServiceWorkerIdentifier& service_worker_id);
  79
  80   bool debug_service_worker_on_start_;
  81
  82   DISALLOW_COPY_AND_ASSIGN(ServiceWorkerDevToolsManager);
  83 };
  84
  85 }  // namespace content
  86
  87 #endif  // CONTENT_BROWSER_DEVTOOLS_SERVICE_WORKER_DEVTOOLS_MANAGER_H_