Index: chrome/browser/tab_contents/web_navigation_observer.h |
=================================================================== |
--- chrome/browser/tab_contents/web_navigation_observer.h (revision 0) |
+++ chrome/browser/tab_contents/web_navigation_observer.h (revision 0) |
@@ -0,0 +1,57 @@ |
+// Copyright (c) 2010 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_TAB_CONTENTS_WEB_NAVIGATION_OBSERVER_H_ |
+#define CHROME_BROWSER_TAB_CONTENTS_WEB_NAVIGATION_OBSERVER_H_ |
+ |
+#include "chrome/browser/tab_contents/navigation_controller.h" |
+ |
+struct ViewHostMsg_FrameNavigate_Params; |
+ |
+// An observer API implemented by classes which are interested in various page |
+// load events from TabContents. |
+ |
+// TODO(pink): Is it worth having a bitfield where certain clients can only |
+// register for certain events? Is the extra function call worth the added pain |
+// on the caller to build the bitfield? |
+ |
+class WebNavigationObserver { |
+ public: |
+ // For removing PasswordManager deps... |
+ |
+ virtual void NavigateToPendingEntry() { } |
+ |
+ virtual void DidNavigateMainFramePostCommit( |
+ const NavigationController::LoadCommittedDetails& details, |
+ const ViewHostMsg_FrameNavigate_Params& params) { } |
+ virtual void DidNavigateAnyFramePostCommit( |
+ const NavigationController::LoadCommittedDetails& details, |
+ const ViewHostMsg_FrameNavigate_Params& params) { } |
+ |
+ virtual void DidStartLoading() { } |
+ virtual void DidStopLoading() { } |
+ |
+ // TODO(pinkerton): Not sure the best place for these. |
Ben Goodger (Google)
2010/11/17 21:07:19
FYI, These should move to the opaque channel model
|
+ virtual void PasswordFormsFound( |
+ const std::vector<webkit_glue::PasswordForm>& forms) { } |
+ virtual void PasswordFormsVisible( |
+ const std::vector<webkit_glue::PasswordForm>& visible_forms) { } |
+ |
+#if 0 |
+ // For unifying with delegate... |
+ |
+ // Notifies the delegate that this contents is starting or is done loading |
+ // some resource. The delegate should use this notification to represent |
+ // loading feedback. See TabContents::is_loading() |
+ virtual void LoadingStateChanged(TabContents* contents) { } |
+ // Called to inform the delegate that the tab content's navigation state |
+ // changed. The |changed_flags| indicates the parts of the navigation state |
+ // that have been updated, and is any combination of the |
+ // |TabContents::InvalidateTypes| bits. |
+ virtual void NavigationStateChanged(const TabContents* source, |
+ unsigned changed_flags) { } |
+#endif |
+}; |
+ |
+#endif // CHROME_BROWSER_TAB_CONTENTS_WEB_NAVIGATION_OBSERVER_H_ |