permissions: remove PermissionQueueController and introduce PermissionInfoBarManager

chrome/browser/permissions/permission_infobar_request.h

+// Copyright 2015 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.
+
+#ifndef CHROME_BROWSER_PERMISSIONS_PERMISSION_INFOBAR_REQUEST_H_
+#define CHROME_BROWSER_PERMISSIONS_PERMISSION_INFOBAR_REQUEST_H_
+
+#include "base/callback.h"
+#include "base/macros.h"
+#include "base/memory/weak_ptr.h"
+#include "components/content_settings/core/common/content_settings.h"
+#include "url/gurl.h"
+
+class InfoBarService;
+class Profile;
+
+namespace content {
+class WebContents;
+}  // namespace content
+
+namespace infobars {
+class InfoBar;
+}  // namespace infobars
+
+// Represents a permission request which will be displayed using an InfoBar.
+class PermissionInfoBarRequest {
+ public:
+  PermissionInfoBarRequest(
+      int request_id,
+      const GURL& requesting_origin,
+      const GURL& embedding_origin,
+      const base::Closure& callback);
+  ~PermissionInfoBarRequest();
+
+  // Adds a permisison type which should be associated with this request.
+  /// This function can be called as many times as the caller wants until
+  // |ShowInfobar| is called. After this point this function should NOT be
+  // called.
+  void AddPermission(
+      const ContentSettingsType type,
+      const base::Callback<void(bool, ContentSetting)>& callback);
+
+  // Shows the relavent infobar for this request in the specified web contents.
+  // Called after all permissions have been added to the request with
+  // |AddPermission|.
+  bool ShowInfobar(content::WebContents* web_contents);
+
+  // Used to cancel the request without user action.
+  void Cancel();
+
+  int request_id() const { return request_id_; }
+
+ private:
+  friend class PermissionContextBaseTests;
+  using PermissionDecidedCallback = base::Callback<void(bool, ContentSetting)>;
+  class PermissionRequest {
+   public:
+    PermissionRequest(ContentSettingsType type,
+                      const PermissionDecidedCallback& callback);
+    ~PermissionRequest();
+
+    ContentSettingsType type() const { return type_; }
+    const PermissionDecidedCallback& callback() const {
+      return callback_;
+    }
+
+   private:
+    ContentSettingsType type_;
+    PermissionDecidedCallback callback_;
+  };
+
+  // Used to accept or dismiss the request in tests.
+  void AcceptForTests();
+  void ClosingForTests();
+
+  // Called when this request is dismissed without user action.
+  void OnCancel();
+
+  // Callback function which is called when the user responds to a single
+  // permission infobar.
+  void OnPermissionSet(bool update_content_setting,
+                       bool allowed);
+
+  // Callback function which is called when the user responds to a coalesced
+  // permission infobar.
+  void OnPermissionsSet(bool update_content_setting,
+                        const std::vector<ContentSetting>& allowed);
+
+  // Removes any permissions from this request for which there is no need to
+  // prompt the user.
+  void PruneAnsweredPermissions(Profile* profile);
+
+  // Creates the single permission infobar for the PermissionRequest
+  // specified.
+  void CreateInfoBar(InfoBarService* infobar_service,
+                     const PermissionRequest& request,
+                     const std::string& display_languages,
+                     const base::Callback<void(bool, bool)>& callback);
+
+  // Owned by InfoBarService.
+  infobars::InfoBar* infobar_;
+
+  int request_id_;
+  GURL requesting_origin_;
+  GURL embedding_origin_;
+  base::Closure callback_;
+  std::vector<PermissionRequest> requests_;
+
+  base::WeakPtrFactory<PermissionInfoBarRequest> weak_factory_;
+
+  DISALLOW_COPY_AND_ASSIGN(PermissionInfoBarRequest);
+};
+
+#endif  // CHROME_BROWSER_PERMISSIONS_PERMISSION_INFOBAR_REQUEST_H_