Transfer CF downloads to the host browser....

chrome_frame/extra_system_apis.h

 // Copyright (c) 2009 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.
 
 // This header file contains declarations for system APIs and interfaces
 // that are either undocumented or are documented but not included in any
 // Platform SDK header files.
 #ifndef CHROME_FRAME_EXTRA_SYSTEM_APIS_H_
 #define CHROME_FRAME_EXTRA_SYSTEM_APIS_H_
 
@@ skipping 16 matching lines @@
 // one of the IWebBrowserEventsService methods. This interface supplies the
 // WebBrowser with a URL to use for the events. MSDN documents this interface
 // (see http://msdn2.microsoft.com/en-us/library/aa752103(VS.85).aspx)
 // but this is not included in any Platform SDK header file.
 class __declspec(uuid("{87CC5D04-EAFA-4833-9820-8F986530CC00}"))
 IWebBrowserEventsUrlService : public IUnknown {
  public:
   STDMETHOD(GetUrlForEvents)(BSTR* url) = 0;
 };
 
+// Web browser methods that are used by MSHTML when navigating or
+// initiating downloads.  IE6.
+class __declspec(uuid("{3050F804-98B5-11CF-BB82-00AA00BDCE0B}"))
+IWebBrowserPriv : public IUnknown {
+ public:
+  STDMETHOD(NavigateWithBindCtx)(VARIANT* uri, VARIANT* flags,
+                                 VARIANT* target_frame, VARIANT* post_data,
+                                 VARIANT* headers, IBindCtx* bind_ctx,
+                                 LPOLESTR url_fragment);
+  STDMETHOD(OnClose)();
+};
+
+// Web browser methods that are used by MSHTML when navigating or
+// initiating downloads.  IE7.
+class __declspec(uuid("{1AF32B6C-A3BA-48B9-B24E-8AA9C41F6ECD}"))
+IWebBrowserPriv2IE7 : public IUnknown {
+ public:
+  STDMETHOD(NavigateWithBindCtx2)(IUri* uri, VARIANT* flags,
+                                  VARIANT* target_frame, VARIANT* post_data,
+                                  VARIANT* headers, IBindCtx* bind_ctx,
+                                  LPOLESTR url_fragment);
+  STDMETHOD(SetBrowserFrameOptions)(DWORD opt1, DWORD opt2);
+  STDMETHOD(DetachConnectionPoints)();
+};
+
+// Web browser methods that are used by MSHTML when navigating or
+// initiating downloads.  IE8 uses IID {3ED72303-6FFC-4214-BA90-FAF1862DEC8A}
+// whereas the IID is {1AF32B6C-A3BA-48B9-B24E-8AA9C41F6ECD} in IE7
+class __declspec(uuid("{3ED72303-6FFC-4214-BA90-FAF1862DEC8A}"))
+IWebBrowserPriv2IE8 : public IUnknown {
+ public:
+  STDMETHOD(NavigateWithBindCtx2)(IUri* uri, VARIANT* flags,
+                                  VARIANT* target_frame, VARIANT* post_data,
+                                  VARIANT* headers, IBindCtx* bind_ctx,
+                                  LPOLESTR url_fragment);
+  STDMETHOD(SetBrowserFrameOptions)(DWORD opt1, DWORD opt2);
+  STDMETHOD(DetachConnectionPoints)();
+  STDMETHOD(GetProcessId)(DWORD* pid);
+  STDMETHOD(CompatAttachEditEvents)();
+  STDMETHOD(HandleOpenOptions)(IUnknown* obj, BSTR bstr, int options);
+  STDMETHOD(SetSearchTerm)(BSTR term);
+  STDMETHOD(GetSearchTerm)(BSTR* term);
+  STDMETHOD(GetCurrentDocument)(IDispatch** doc);
+};
+
 // This interface is used to call FireBeforeNavigate with additional
 // information like url. Available on IE7 onwards.
 //
 // MSDN documents this interface see:
 // http://msdn.microsoft.com/en-us/library/aa770053(VS.85).aspx)
 // but this is not included in any Platform SDK header file.
 interface __declspec(uuid("3050f801-98b5-11cf-bb82-00aa00bdce0b"))
 IDocObjectService : public IUnknown {
   STDMETHOD(FireBeforeNavigate2)(IDispatch* dispatch,
       LPCTSTR url, DWORD flags, LPCTSTR frame_name, BYTE* post_data,
       DWORD post_data_len, LPCTSTR headers, BOOL play_nav_sound,
       BOOL* cancel) = 0;
   STDMETHOD(FireNavigateComplete2)(IHTMLWindow2* html_window2,
       DWORD flags) = 0;
   STDMETHOD(FireDownloadBegin)() = 0;
   STDMETHOD(FireDownloadComplete)() = 0;
   STDMETHOD(FireDocumentComplete)(IHTMLWindow2* html_window2, DWORD flags) = 0;
   STDMETHOD(UpdateDesktopComponent)(IHTMLWindow2* html_window2) = 0;
   STDMETHOD(GetPendingUrl)(BSTR* pending_url) = 0;
   STDMETHOD(ActiveElementChanged)(IHTMLElement* html_element) = 0;
   STDMETHOD(GetUrlSearchComponent)(BSTR* search) = 0;
   STDMETHOD(IsErrorUrl)(LPCTSTR url, BOOL* is_error) = 0;
 };
 
 #endif  // CHROME_FRAME_EXTRA_SYSTEM_APIS_H_