src/content/browser/frame_host/navigator_impl.h

   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 CONTENT_BROWSER_FRAME_HOST_NAVIGATOR_IMPL_H_
   6 #define CONTENT_BROWSER_FRAME_HOST_NAVIGATOR_IMPL_H_
   7
   8 #include "base/memory/ref_counted.h"
   9 #include "content/browser/frame_host/navigation_controller_impl.h"
  10 #include "content/browser/frame_host/navigator.h"
  11 #include "content/common/content_export.h"
  12
  13 struct FrameMsg_Navigate_Params;
  14
  15 namespace content {
  16
  17 class NavigationControllerImpl;
  18 class NavigatorDelegate;
  19 struct LoadCommittedDetails;
  20
  21 // This class is an implementation of Navigator, responsible for managing
  22 // navigations in regular browser tabs.
  23 class CONTENT_EXPORT NavigatorImpl : public Navigator {
  24  public:
  25   NavigatorImpl(NavigationControllerImpl* navigation_controller,
  26                 NavigatorDelegate* delegate);
  27
  28   // Fills in |params| based on the content of |entry|.
  29   static void MakeNavigateParams(const NavigationEntryImpl& entry,
  30                                  const NavigationControllerImpl& controller,
  31                                  NavigationController::ReloadType reload_type,
  32                                  base::TimeTicks navigation_start,
  33                                  FrameMsg_Navigate_Params* params);
  34
  35   // Navigator implementation.
  36   virtual NavigationController* GetController() OVERRIDE;
  37   virtual void DidStartProvisionalLoad(RenderFrameHostImpl* render_frame_host,
  38                                        const GURL& url,
  39                                        bool is_transition_navigation) OVERRIDE;
  40   virtual void DidFailProvisionalLoadWithError(
  41       RenderFrameHostImpl* render_frame_host,
  42       const FrameHostMsg_DidFailProvisionalLoadWithError_Params& params)
  43       OVERRIDE;
  44   virtual void DidFailLoadWithError(
  45       RenderFrameHostImpl* render_frame_host,
  46       const GURL& url,
  47       int error_code,
  48       const base::string16& error_description) OVERRIDE;
  49   virtual void DidNavigate(
  50       RenderFrameHostImpl* render_frame_host,
  51       const FrameHostMsg_DidCommitProvisionalLoad_Params&
  52           input_params) OVERRIDE;
  53   virtual bool NavigateToPendingEntry(
  54       RenderFrameHostImpl* render_frame_host,
  55       NavigationController::ReloadType reload_type) OVERRIDE;
  56   virtual void RequestOpenURL(RenderFrameHostImpl* render_frame_host,
  57                               const GURL& url,
  58                               const Referrer& referrer,
  59                               WindowOpenDisposition disposition,
  60                               bool should_replace_current_entry,
  61                               bool user_gesture) OVERRIDE;
  62   virtual void RequestTransferURL(
  63       RenderFrameHostImpl* render_frame_host,
  64       const GURL& url,
  65       const std::vector<GURL>& redirect_chain,
  66       const Referrer& referrer,
  67       ui::PageTransition page_transition,
  68       WindowOpenDisposition disposition,
  69       const GlobalRequestID& transferred_global_request_id,
  70       bool should_replace_current_entry,
  71       bool user_gesture) OVERRIDE;
  72   virtual void CommitNavigation(
  73       RenderFrameHostImpl* render_frame_host,
  74       const NavigationBeforeCommitInfo& info) OVERRIDE;
  75
  76  private:
  77   virtual ~NavigatorImpl() {}
  78
  79   // Navigates to the given entry, which must be the pending entry.  Private
  80   // because all callers should use NavigateToPendingEntry.
  81   bool NavigateToEntry(
  82       RenderFrameHostImpl* render_frame_host,
  83       const NavigationEntryImpl& entry,
  84       NavigationController::ReloadType reload_type);
  85
  86   bool ShouldAssignSiteForURL(const GURL& url);
  87
  88   void CheckWebUIRendererDoesNotDisplayNormalURL(
  89     RenderFrameHostImpl* render_frame_host,
  90     const GURL& url);
  91
  92   // The NavigationController that will keep track of session history for all
  93   // RenderFrameHost objects using this NavigatorImpl.
  94   // TODO(nasko): Move ownership of the NavigationController from
  95   // WebContentsImpl to this class.
  96   NavigationControllerImpl* controller_;
  97
  98   // Used to notify the object embedding this Navigator about navigation
  99   // events. Can be NULL in tests.
 100   NavigatorDelegate* delegate_;
 101
 102   DISALLOW_COPY_AND_ASSIGN(NavigatorImpl);
 103 };
 104
 105 }  // namespace content
 106
 107 #endif  // CONTENT_BROWSER_FRAME_HOST_NAVIGATOR_IMPL_H_