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      1 // Copyright 2013 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 CHROME_BROWSER_UI_BLOCKED_CONTENT_POPUP_BLOCKER_TAB_HELPER_H_
      6 #define CHROME_BROWSER_UI_BLOCKED_CONTENT_POPUP_BLOCKER_TAB_HELPER_H_
      7 
      8 #include <map>
      9 
     10 #include "base/id_map.h"
     11 #include "chrome/browser/ui/blocked_content/blocked_window_params.h"
     12 #include "content/public/browser/web_contents_observer.h"
     13 #include "content/public/browser/web_contents_user_data.h"
     14 
     15 namespace chrome {
     16 struct NavigateParams;
     17 }
     18 
     19 namespace blink {
     20 struct WebWindowFeatures;
     21 }
     22 
     23 class GURL;
     24 
     25 // Per-tab class to manage blocked popups.
     26 class PopupBlockerTabHelper
     27     : public content::WebContentsObserver,
     28       public content::WebContentsUserData<PopupBlockerTabHelper> {
     29  public:
     30   // Mapping from popup IDs to blocked popup requests.
     31   typedef std::map<int32, GURL> PopupIdMap;
     32 
     33   virtual ~PopupBlockerTabHelper();
     34 
     35   // Returns true if the popup request defined by |params| should be blocked.
     36   // In that case, it is also added to the |blocked_popups_| container.
     37   bool MaybeBlockPopup(const chrome::NavigateParams& params,
     38                        const blink::WebWindowFeatures& window_features);
     39 
     40   // Adds a popup request to the |blocked_popups_| container.
     41   void AddBlockedPopup(const BlockedWindowParams& params);
     42 
     43   // Creates the blocked popup with |popup_id|.
     44   void ShowBlockedPopup(int32 popup_id);
     45 
     46   // Returns the number of blocked popups.
     47   size_t GetBlockedPopupsCount() const;
     48 
     49   PopupIdMap GetBlockedPopupRequests();
     50 
     51   // content::WebContentsObserver overrides:
     52   virtual void DidNavigateMainFrame(
     53       const content::LoadCommittedDetails& details,
     54       const content::FrameNavigateParams& params) OVERRIDE;
     55 
     56  private:
     57   struct BlockedRequest;
     58   friend class content::WebContentsUserData<PopupBlockerTabHelper>;
     59 
     60   explicit PopupBlockerTabHelper(content::WebContents* web_contents);
     61 
     62   // Called when the blocked popup notification is shown or hidden.
     63   void PopupNotificationVisibilityChanged(bool visible);
     64 
     65   IDMap<BlockedRequest, IDMapOwnPointer> blocked_popups_;
     66 
     67   DISALLOW_COPY_AND_ASSIGN(PopupBlockerTabHelper);
     68 };
     69 
     70 #endif  // CHROME_BROWSER_UI_BLOCKED_CONTENT_POPUP_BLOCKER_TAB_HELPER_H_
     71