Move blocked content from TabContents to TabContentsWrapper.

chrome/browser/ui/blocked_content/blocked_content_tab_helper.h

+// Copyright (c) 2011 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_UI_BLOCKED_CONTENT_BLOCKED_CONTENT_TAB_HELPER_H_
+#define CHROME_BROWSER_UI_BLOCKED_CONTENT_BLOCKED_CONTENT_TAB_HELPER_H_
+#pragma once
+
+#include "chrome/browser/ui/find_bar/find_bar_controller.h"
+#include "chrome/browser/ui/find_bar/find_notification_details.h"
+#include "content/browser/tab_contents/tab_contents_observer.h"
+#include "content/common/notification_registrar.h"
+#include "webkit/glue/window_open_disposition.h"
+
+class BlockedContentContainer;
+class BlockedContentTabHelperDelegate;
+class TabContentsWrapper;
+
+// Per-tab class to manage blocked popups.
+class BlockedContentTabHelper : public TabContentsObserver {
+ public:
+  explicit BlockedContentTabHelper(TabContentsWrapper* tab_contents);
+  virtual ~BlockedContentTabHelper();
+
+  BlockedContentTabHelperDelegate* delegate() const { return delegate_; }
+  void set_delegate(BlockedContentTabHelperDelegate* d) { delegate_ = d; }
+
+  // Sets whether all TabContents added by way of |AddNewContents| should be
+  // blocked. Transitioning from all blocked to not all blocked results in
+  // reevaluating any blocked TabContents, which may result in unblocking some
+  // of the blocked TabContents.
+  void SetAllContentsBlocked(bool value);
+
+  bool all_contents_blocked() const { return all_contents_blocked_; }
+
+  // Adds the incoming |new_contents| to the |blocked_contents_| container.
+  void AddTabContents(TabContentsWrapper* new_contents,
+                      WindowOpenDisposition disposition,
+                      const gfx::Rect& initial_pos,
+                      bool user_gesture);
+
+  // Adds the incoming |new_contents| to the |blocked_contents_| container.
+  void AddPopup(TabContentsWrapper* new_contents,
+                const gfx::Rect& initial_pos,
+                bool user_gesture);
+
+  // Shows the blocked TabContents |tab_contents|.
+  void LaunchForContents(TabContentsWrapper* tab_contents);
+
+  // Returns the number of blocked contents.
+  size_t GetBlockedContentsCount() const;
+
+  // Returns the blocked TabContentsWrappers.  |blocked_contents| must
+  // be non-NULL.
+  void GetBlockedContents(
+      std::vector<TabContentsWrapper*>* blocked_contents) const;
+
+  // TabContentsObserver overrides:
+  virtual void DidNavigateMainFramePostCommit(
+      const NavigationController::LoadCommittedDetails& details,
+      const ViewHostMsg_FrameNavigate_Params& params) OVERRIDE;
+
+ private:
+  // Called when the blocked popup notification is shown or hidden.
+  void PopupNotificationVisibilityChanged(bool visible);
+
+  // Object that holds any blocked TabContents spawned from this TabContents.
+  scoped_ptr<BlockedContentContainer> blocked_contents_;
+
+  // Should we block all child TabContents this attempts to spawn.
+  bool all_contents_blocked_;
+
+  // Owning TabContentsWrapper.
+  TabContentsWrapper* tab_contents_wrapper_;
+
+  // Delegate for notifying our owner (usually Browser) about stuff. Not owned
+  // by us.
+  BlockedContentTabHelperDelegate* delegate_;
+
+  DISALLOW_COPY_AND_ASSIGN(BlockedContentTabHelper);
+};
+
+#endif  // CHROME_BROWSER_UI_BLOCKED_CONTENT_BLOCKED_CONTENT_TAB_HELPER_H_