H
handler classes, 263, 280
handler methods , 269270, 274
HelpAccess interface pointer, 396
helpcontext attribute, 212, 217
help-desk application scenario
accessibility, 385
browser support, 393396
component communication, 386
component interactions, 381382
data access, 390393
databases, 386389
dumps, 380381
human-language support, 384
overview, 373
scripting error handling, 382384
SOAP, 374380
testing, 396397
helpfile attribute, 212, 217
helpstring attribute, 207, 212, 214, 217
helpstringcontext attribute, 212, 217
hidden attribute, 212, 214, 217
hiding component visibility, 112
hierarchies
COM+ applications, 34
exceptions, 13
inheritance, 129131, 479
visibility, 14
hosting Windows Forms, 143148
HRESULTs, 13, 93, 132133, 142, 182, 415
human-language support, 384