Index

V

validation in XML, 849–850

Value property, 525

ValueChecked property, 517

ValueFromIndex property, 129

ValueListEditor component, 170–172, 170

ValueUnchecked property, 517

VarArrayCreate function, 514

VarArrayOf function, 514

VarComplexCreate functions, 95

varEmpty type, 477

variables

code completion for, 14–15

pointers to, 55, 55

variant records, 921

Variant type, 468, 478

custom, 94–95, 94

System unit support for, 84

Variants unit, 94–95, 94

varNull type, 477

VarSQLTimeStampCreate function, 574

VarUtils unit, 94–95, 94

VBX standard, 483

VCL (Visual Components Library), 110–112, 110

VCL controls

converting, 156–158

for Delphi for .NET Preview, 931–933, 933

dual libraries support for, 151–155, 152

visual libraries for, 155–156, 156

vs. VisualCLX, 149–158, 152

VCL.DCP file, 408

VCL Hierarchy Wizard, 946–947

VCL package, 83

VCL70.BPL file, 408

VclToClx tool, 158, 947–948

verbs

in compound documents, 480

in IComponentEditor, 393

version tags in DCU files, 416

versions

dbExpress, 568–569

DLL, 399

in InterBase, 561

in .NET architecture, 916–917, 917

in packages, 416–417

TeamSource control system, 33

VertScrollBar property, 270

ViewAccess property, 808

ViewGrid example, 682, 682

views, loadable, 16–18, 17–18

virtual action items, 250

virtual destructors, 55

virtual fields, 50

virtual functions, 64–65

virtual keys, 262

virtual keyword, 64–65

virtual method tables (VMTs), 66, 70, 466

virtual methods, 398

in COM server, 466–467

vs. dynamic, 65–66

in interfaces, 70

VirtualListAction component, 248–249

VirtualListAction1GetItem method, 250

visibility and Visible property

for actions, 222

for controls, 159

in Delphi for .NET Preview, 925

for fields, 658

for inherited forms, 321

for scroll bars, 270

for secondary forms, 280

in TControl, 159

in TField, 528

VisibleButtons property, 516

VisibleRowCount property, 685

Visitor pattern, 449

Visual Basic controls, 483

Visual Components Library (VCL), 110–112, 110

visual editing, 484

visual form inheritance, 318–319

from base forms, 319–321, 319–320

polymorphic, 321–324, 322

visual libraries, 155–156, 156

visual styles in ModelMaker, 452

VisualCLX controls, 110–111

converting, 156–158

dual libraries support for, 151–155, 152

vs. VCL, 149–158, 152

visual libraries for, 155–156, 156

VMTs (virtual method tables), 66, 70, 466

Voice method, 63–64

vtables, 66, 70, 466