private static void ShowHelp(string helpPath, string keyword)
{
// this is a default page to display when the keyword can't be found
// the GUIDs map to specific pages in the CHM files, which were
// selected by UE to be the fallback pages.
String defaultPage = DefaultPage;
HH_AKLINK akLink = new HH_AKLINK();
akLink.pszKeywords = keyword;
akLink.fReserved = false;
akLink.pszUrl = defaultPage;
akLink.pszMsgText = null;
akLink.pszMsgTitle = string.Empty;
akLink.pszWindow = string.Empty;
akLink.fIndexOnFail = false;
try
{
HtmlHelp_AlinkLookup(0, helpPath, ref akLink);
}
catch (Exception ex)
{
Utilities.HandleException(ex, false, "Error", String.Format("Error in opening help file : {0}",
ex.Message));
}
}
private static extern int HtmlHelp_AKLookup_Helper(
int caller,
[MarshalAs(UnmanagedType.LPStr)]
String file,
uint command,
ref HH_AKLINK akl
);
private static int HtmlHelp_AlinkLookup(
int caller,
String file,
ref HH_AKLINK akl
)
{
akl.cbStruct = Marshal.SizeOf(akl);
return(HtmlHelp_AKLookup_Helper(
caller,
file,
HH_ALINK_LOOKUP,
ref akl));
}
public static extern int HtmlHelp(IntPtr hwndCaller, string pszFile, int uCommand, HH_AKLINK dwData);
