public static HashSet <ITravelLogEntry> GetTravelLogEntries(WebBrowser webBrowser)
{
int HRESULT_OK = 0;
SHDocVw.IWebBrowser2 axWebBrowser = (SHDocVw.IWebBrowser2)webBrowser.ActiveXInstance;
IServiceProvider psp = axWebBrowser as IServiceProvider;
if (psp == null)
{
throw new Exception("Could not get IServiceProvider.");
}
IntPtr oret = IntPtr.Zero;
int hr = psp.QueryService(ref SID_STravelLogCursor, ref IID_ITravelLogStg, out oret);
if ((oret == IntPtr.Zero) || (hr != HRESULT_OK))
{
throw new Exception("Failed to query service.");
}
ITravelLogStg tlstg = Marshal.GetObjectForIUnknown(oret) as ITravelLogStg;
if (null == tlstg)
{
throw new Exception("Failed to get ITravelLogStg");
}
//Enum the travel log entries
IEnumTravelLogEntry penumtle = null;
tlstg.EnumEntries((int)TLMENUF.TLEF_ABSOLUTE, out penumtle);
hr = 0;
ITravelLogEntry ptle = null;
int fetched = 0;
const int MAX_FETCH_COUNT = 1;
hr = penumtle.Next(MAX_FETCH_COUNT, out ptle, out fetched);
Marshal.ThrowExceptionForHR(hr);
HashSet <ITravelLogEntry> results = new HashSet <ITravelLogEntry>();
for (int i = 0; 0 == hr; i++)
{
if (ptle != null)
{
results.Add(ptle);
}
hr = penumtle.Next(MAX_FETCH_COUNT, out ptle, out fetched);
Marshal.ThrowExceptionForHR(hr);
}
Marshal.ReleaseComObject(penumtle);
Marshal.ReleaseComObject(tlstg);
return(results);
}
//public static void TravelTo(WebBrowser webBrowser, int
public static ITravelLogEntry GetTravelLogEntry(WebBrowser webBrowser)
{
int HRESULT_OK = 0;
SHDocVw.IWebBrowser2 axWebBrowser = (SHDocVw.IWebBrowser2)webBrowser.ActiveXInstance;
IServiceProvider psp = axWebBrowser as IServiceProvider;
if (psp == null)
{
throw new Exception("Could not get IServiceProvider.");
}
IntPtr oret = IntPtr.Zero;
int hr = psp.QueryService(ref SID_STravelLogCursor, ref IID_ITravelLogStg, out oret);
if ((oret == IntPtr.Zero) || (hr != HRESULT_OK))
{
throw new Exception("Failed to query service.");
}
ITravelLogStg tlstg = Marshal.GetObjectForIUnknown(oret) as ITravelLogStg;
if (null == tlstg)
{
throw new Exception("Failed to get ITravelLogStg");
}
ITravelLogEntry ptle = null;
hr = tlstg.GetRelativeEntry(0, out ptle);
if (hr != HRESULT_OK)
{
throw new Exception("Failed to get travel log entry with error " + hr.ToString("X"));
}
Marshal.ReleaseComObject(tlstg);
return(ptle);
}
