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      1 // Copyright (c) 2012 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 EXTENSIONS_BROWSER_API_DECLARATIVE_DECLARATIVE_API_H_
      6 #define EXTENSIONS_BROWSER_API_DECLARATIVE_DECLARATIVE_API_H_
      7 
      8 #include "base/compiler_specific.h"
      9 #include "base/memory/ref_counted.h"
     10 #include "extensions/browser/api/declarative/rules_registry.h"
     11 #include "extensions/browser/extension_function.h"
     12 
     13 namespace extensions {
     14 
     15 class RulesFunction : public AsyncExtensionFunction {
     16  public:
     17   RulesFunction();
     18 
     19  protected:
     20   virtual ~RulesFunction();
     21 
     22   // ExtensionFunction:
     23   virtual bool HasPermission() OVERRIDE;
     24   virtual bool RunAsync() OVERRIDE;
     25 
     26   // Concrete implementation of the RulesFunction that is being called
     27   // on the thread on which the respective RulesRegistry lives.
     28   // Returns false in case of errors.
     29   virtual bool RunAsyncOnCorrectThread() = 0;
     30 
     31   scoped_refptr<RulesRegistry> rules_registry_;
     32 };
     33 
     34 class EventsEventAddRulesFunction : public RulesFunction {
     35  public:
     36   DECLARE_EXTENSION_FUNCTION("events.addRules", EVENTS_ADDRULES)
     37 
     38  protected:
     39   virtual ~EventsEventAddRulesFunction() {}
     40 
     41   // RulesFunction:
     42   virtual bool RunAsyncOnCorrectThread() OVERRIDE;
     43 };
     44 
     45 class EventsEventRemoveRulesFunction : public RulesFunction {
     46  public:
     47   DECLARE_EXTENSION_FUNCTION("events.removeRules", EVENTS_REMOVERULES)
     48 
     49  protected:
     50   virtual ~EventsEventRemoveRulesFunction() {}
     51 
     52   // RulesFunction:
     53   virtual bool RunAsyncOnCorrectThread() OVERRIDE;
     54 };
     55 
     56 class EventsEventGetRulesFunction : public RulesFunction {
     57  public:
     58   DECLARE_EXTENSION_FUNCTION("events.getRules", EVENTS_GETRULES)
     59 
     60  protected:
     61   virtual ~EventsEventGetRulesFunction() {}
     62 
     63   // RulesFunction:
     64   virtual bool RunAsyncOnCorrectThread() OVERRIDE;
     65 };
     66 
     67 }  // namespace extensions
     68 
     69 #endif  // EXTENSIONS_BROWSER_API_DECLARATIVE_DECLARATIVE_API_H_
     70