15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2011 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Interface for objects providing content setting rules. 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 71320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci#ifndef COMPONENTS_CONTENT_SETTINGS_CORE_BROWSER_CONTENT_SETTINGS_RULE_H_ 81320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci#define COMPONENTS_CONTENT_SETTINGS_CORE_BROWSER_CONTENT_SETTINGS_RULE_H_ 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/compiler_specific.h" 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/memory/linked_ptr.h" 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/memory/scoped_ptr.h" 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/memory/scoped_vector.h" 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/synchronization/lock.h" 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/values.h" 161320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci#include "components/content_settings/core/common/content_settings_pattern.h" 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace content_settings { 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)struct Rule { 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) Rule(); 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Rule takes ownership of |value|. 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) Rule(const ContentSettingsPattern& primary_pattern, 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const ContentSettingsPattern& secondary_pattern, 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::Value* value); 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ~Rule(); 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ContentSettingsPattern primary_pattern; 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ContentSettingsPattern secondary_pattern; 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) linked_ptr<base::Value> value; 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class RuleIterator { 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual ~RuleIterator(); 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual bool HasNext() const = 0; 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual Rule Next() = 0; 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class EmptyRuleIterator : public RuleIterator { 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual ~EmptyRuleIterator(); 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual bool HasNext() const OVERRIDE; 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual Rule Next() OVERRIDE; 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class ConcatenationIterator : public RuleIterator { 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // ConcatenationIterator takes ownership of the pointers in the |iterators| 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // list and |auto_lock|. |auto_lock| can be NULL if no locking is needed. 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ConcatenationIterator(ScopedVector<RuleIterator>* iterators, 525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::AutoLock* auto_lock); 535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual ~ConcatenationIterator(); 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual bool HasNext() const OVERRIDE; 555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual Rule Next() OVERRIDE; 565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ScopedVector<RuleIterator> iterators_; 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) scoped_ptr<base::AutoLock> auto_lock_; 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace content_settings 625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 631320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci#endif // COMPONENTS_CONTENT_SETTINGS_CORE_BROWSER_CONTENT_SETTINGS_RULE_H_ 64