TWindowsObject class TRangeValidator class
328
converting to TWindow
368
TStringLookupValidator class
329
members TValidator class
328
AfterDispatchHandler
387
using
327-332
BeforeDispatchHandler
387
variables, MainWindow
379
DispatchAMessage
387
VBX controls
333
FirstThat
384
accessing
339
ForEach
384
classes
334
GetModule
381
control methods
342
TWindowView class
83
event handling
334
type substitution event response table
337
ObjectWindows class replacing Windows type finding event information
339
289
finding property information
340
typographic conventions
15
getting control properties
340
handling messages
337
implicit and explicit construction
336
U
interpreting a control event
338
Undo (TDrawDocument) function
106
properties
340
UnrealizeObject (TBrush) function
301
VBXEVENT structure
337
,
338
UnrealizeObject (TPalette) function
306
VBXInit function
333
Up (TState) enum
72
VBXT rm function
333
e
Update (TGadget) function
259
Vertical (TTileDirection) enum
71
,
266
,
277
update rectangle functions
295
view objects
199-200
update region functions
295
viewport mapping functions
295
UpdateColors (TDC) function
294
views
UpdateData (TDialog) function
193
accessing property information
222
updating a gadget
259
adding
Usage (TDib) function
323
custom view events
219
menu descriptors
84
,
97
,
107
,
110
V
pointers to interface objects
216
attaching to a document
84
Valid (TValidator) function
331
closing
93
,
98
,
217
validators
327
,
330
creating view classes
214
abstract
328
defining
constructing
330
new event-handling function signatures
99
error handling
332
new event response table macros
99
filter
328
new events with vnCustomBase
99
linking to edit controls
330
Doc/View property attributes
222
lookup
328
event handling
86
,
217
,
219
overriding member functions
331
finding associated window
92
,
96
,
111
picture
329
formatting data
112
range
328
getting
standard
327
Doc/View properties
223
string lookup
329
menus
93
TFilterValidator
328
view name
108
,
111
TLookupValidator class
328
loading data
112
TPXPictureValidator class
329
mixing with interface objects
216
428
OWL P ogrammer’ Guider s
