Index

D

D7RegClean.exe utility, 33

data access components, 725–726, 725

data-aware components, 728–730, 729

data-aware controls, 162, 515

DBNavigator, 516

graphical, 520

grids, 516

list-based, 517–518, 518

lookup, 519–520, 519

mimicking, 545–547, 545

replicable, 674

text-based, 516

data binding interfaces, 846–850, 847

data connections in Rave, 721–722, 722

data links, 669–671

for ADO, 621

record viewer component, 678–683, 682

Data Lookup Security option, 726

data modules, 535, 648

for COM+, 497

for WebSnap, 798–799

data packets, 651–652, 667–668

Data property

for OLE objects, 481

in TBucketList, 132

Data Text Editor, 728–729, 729

data types, COM, 478

Data View Dictionary, 717, 723

DataBand component, 726–727

Database Connections option in Rave, 726

Database Desktop tool, 33

Database Explorer tool, 33

database independence, 615

databases

ADO for, 508

BDE for, 507, 615

client/server programming for. See client/server programming

ClientDataSet for. See ClientDataSet component

data-aware controls for. See data-aware controls

DataSet for. See fields

dbExpress library for, 506–507

design issues

entities and relations, 557–558

primary keys and OIDs, 558–560

error management for, 553–554

grids for, 540–544, 542–543

multitier. See DataSnap

platforms for, 567–569

reports for. See Rave

sending data over socket connections, 744–747, 747

standard controls, 544–545

data-aware-like, 545–547, 545

for sending requests, 547–549, 548

Web applications, 825–827, 827

client side, 831–832, 832

linking to details, 827–830, 828, 830

Web services for, 883–887, 887

WebSnap application, 798

data editing, 801–803, 802

data module for, 798–799

DataSetAdapter for, 799–801, 800

master/detail in, 803–805, 805

DataChange method, 673

DataClone example, 633, 633

DataCLX, 110–112

DataCycle component, 730

DataEvent method, 670

DataField property

for data-aware controls, 515, 669, 672

in Data Text Editor, 728–729

datagrams, 739

DataLinkDir function, 621

DataMemo component, 729

DataMirrorSection component, 732–733

DataRelation class, 646

DataSet component, See datasets and DataSet component

DataSet property

for ClientDataSet connections, 509

in DataSetTableProducer, 762

DataSetAdapter component, 794, 799–801, 800, 803–805, 805

DataSetPageProducer component, 759, 761–762, 776, 789

DataSetProvider component, 575, 653

DataSetReader class, 646

datasets and DataSet component, 520–524

actions in, 224, 516

class definitions for, 687–690

closing, 694–695

custom, 686–687

in dbExpress, 572–574, 573

directories in, 705–709, 709

fields of. See fields

in IBX, 592–593

initializing, 690–691

navigating, 536–540, 695–698, 696

bookmarks for, 537–538

editing columns, 539–540

totals of columns, 537, 537

of objects, 710–713, 713

opening, 690–694

record buffers in, 698–703

status of, 524–525

testing, 703–704, 704

DataSetTableProducer component, 759, 762–764, 763, 776, 791

DataSetToDOM method, 843–844

DataSnap, 647

ConnectionBroker in, 666

custom method calls in, 663–664

data packets in, 651–652, 667–668

example, 653

client features in, 659–662, 659, 661

first server, 653–655, 654

first thin client, 655–656, 656

server constraints in, 657–658

IAppServer interface for, 649–650

levels in, 647–649

master/detail relations in, 664–665, 665

object pooling in, 667

parametric queries in, 663, 663

protocols for, 650–651

provider options in, 666–667

SimpleObjectBroker in, 667

over SOAP, 889–892

support components for, 652–653

technical foundation of, 649

DataSource component, 575, 669

DataSource property

for data-aware controls, 515, 669

in SQLDataSet, 581

in TDataSet, 552

in TMdDbProgress, 672

DataTable class, 646

DataView property

in Data Text Editor, 729

in DataBand, 726

DateCopy example, 57–58

DateList example, 134–135

DateProp example, 51, 51

dates

conversions with, 87

native formats for, 709

unit for, 91

DateTimeToNative function, 709

DateTimeToSQLTimeStamp function, 574

DateUtils unit, 91

DAX (Delphi ActiveX) framework, 112

DaysBetween function, 91

DbAware example, 517–518, 518

DBCheckBox component, 515, 517

DBComboBox component, 517

DBCtrlGrid component, 674

DBEdit component, 515–516

DBError example, 553–554

dbExpress Connection Editor, 571, 571

dbExpress Draft Specification, 567

dbExpress library, 506–507

client/server programming with, 566

components, 569–574, 571, 573

metadata in, 578–579, 579

parametric queries in, 579–581, 580–581

platforms and databases, 567–569

printing in, 581–584

single and multiple components with, 575–578, 577

unidirectional cursors, 566–567

components

dataset, 572–574, 573

SQLConnection, 569–574, 571

SQLMonitor, 574

drivers for, 567–569

dbGo package, 508, 616, 618–620, 619–620

DBGrid control, 515–516, 544

customizing, 683–686, 683

dragging with, 544

with multiple selections, 542–543, 543

painting, 540–542, 542

DBI files, 38

DBImage component, 520

DBListBox component, 517

DBLookupComboBox component, 518–519

DBLookupListBox component, 518

DBMemo component, 516

DBNavigator component, 515–516

DbProgr example, 673, 673

DBRadioGroup component, 517–518, 518

DBText component, 516

DbTrack example, 677, 677

DBX. See dbExpress library

DbxExplorer example, 579

DbxMulti example, 568, 575–578

DbxSingle example, 575–578, 577

DCC.exe tool, 33

dccil compiler, 900

DCI files, 37

DCOM (Distributed COM), 650

DCOMConnection component, 652, 655

DCOMConnection1 class, 655

DCP files, 35, 347

DCR (Delphi Component Resource) project type, 348

DCT files, 38

DCU (Delphi Compiled Unit) files, 30, 35, 338–339, 416

.dcua files, 906–907

.dcuil files, 906–907

DDE (Dynamic Data Exchange), 456

DDP (Delphi Diagram Portfolio) files, 35

debugger, 42

Debugger Options dialog box, 74

debugging, 33

and exceptions, 74

SOAP headers, 887–888, 888

in WebBroker technology, 772–774, 774

Decision Cube components, 112

declarations, external, 398, 406

_declspec declaration, 401

DecodeDateFully function, 87

DecompressStream function, 146

Decorator pattern, 449

DefAttributes property, 164

default exception handlers, 74

default keyword for styles, 343

default values for methods, 46

DefaultColumnWidth property, 680

DefaultDrawColumnCell method, 540

DefaultDrawing property, 540, 682

DefaultExpression property, 657

DefaultRowHeight property, 683, 685

DefaultStyle property, 219

DefaultTextLineBreakStyle variable, 85

DefaultTimeout property, 805

Define command in Fields editor, 526

DefineProperties method, 113, 187, 683

DefinePropertyPage method, 491

DefinePropertyPages method, 491

defining

actions, 385–388

events and event handlers, 364–365

symbols, 156

definitions

external, 400

links to, 13

delayed signing, 917

delegates in CTS, 909–910

delegation in event handling, 124

Delete method, 128

delete operations, trigger firing from, 565

Delete1Click method, 209

Delphi ActiveX (DAX) framework, 112

Delphi Compiled Unit (DCU) files, 30, 35, 338–339, 416

Delphi compiler tool, 33

Delphi Component Palette, 287

Delphi Component Resource (DCR) project type, 348

Delphi Diagram Portfolio (DDP) files, 35

Delphi for .NET Preview, 900–902, 903, 919

ASP.NET with, 940–942, 942–943

class helpers in, 929–931

custom attributes in, 927–928

deprecated features for, 920–922

extended identifiers in, 924

final and sealed keywords in, 924–925

Microsoft libraries for, 934–940, 940

multicast events in, 926–927

nested types in, 926

run-time library for, 930–931

static members in, 925–926

unit namespaces in, 922–924

VCL for, 931–933, 933

visibility and access specifiers in, 925

Delphi internal messages, 374

Delphi language, 43–44

class references in, 76–78, 78

classes and objects in, 44–48

for components, 339

constructors in, 54–55

dynamic objects in, 47–48, 47

encapsulation in, 48

access specifiers for, 48–50, 60–62

and forms, 52–54, 53

with properties, 50–52, 51

exceptions in, 71–75, 76

inheritance in, 59–63, 60

interfaces in, 69–71

late binding in, 63–67, 64

type-safe down-casting in, 67–69

Delphi Power Book, 954

Delphi project (DPR) files, 39

DELPHI32.DCT file, 26

DelphiMM unit, 95–96

Delphree site, 952

delta caches, 652

Delta memory area, 514

delta packets, 651

Delta property, 585–586, 586

deltas

in aggregates, 550

in batch updates, 638

in ClientDataSet, 585–586, 586, 652

DEM files, 38

demoscript pages, 792–793, 792

dependencies, 339

deployment

in library selection, 155

in .NET architecture, 916–917, 917

deployment diagrams, 434

deprecated features, 920–922

descendant classes, 63

DESCRIPTION directive, 346

Description property, 353

design critics, 452

design-only component packages, 338

design patterns, 447–450

design-time packages, 338

design-time properties, 52

Designer page, 19, 280

Designer toolbar in Rave, 718

Desktop (DSK) files, 36, 39

desktop settings, saving, 5–6

Dessena, Nando, 600

Destination property, 249

DestParan property, 733

Destroy method, 55, 59, 912–914, 914

DestroyComponents method, 118

destroying objects, 58–59

destructors, 55, 59

DestructorTest class, 912–914, 914

DetailKey property, 731

details, linking, in Web databases, 827–830, 828, 830

Details view in Object Repository, 40

~DF files, 35

DFM files, 19, 33, 35, 38, 152–154

DFN files, 35

Diagram view, 16–18, 17–18

diagrams

for classes, 431–432, 432–433

common elements in, 435–436, 436

non-UML, 435

for sequences, 433–434, 433

for use cases, 434

dialog actions, 224

dialog boxes, 280–281

creating, 282–287, 284–285

modeless, 285–287, 285

nonvisual, 378–381, 381

predefined, 287–289, 288

dialog menu items, 173

diamond symbol in Band Style Editor, 728

Difference view, 442–443, 443

digital clock, 349–352

DirDemo example, 709, 709

Direct Data View option, 726

Direct Driver View option, 726

direct form input, 259

keyboard, 259–261, 260

mouse, 261–265

direct memory access functions, 921

Direction property, 489

directives, 44, 347

directories

for components, 347

in datasets, 705–709, 709

Directories/Conditionals page, 477

DisableCommit method, 497

DisableControls method, 538–539

DisabledImages property, 213

DisableIfNoHandler property, 223, 227

disabling aggregates, 551

disconnected recordsets, 642–643

dispatching calls in Automation, 468–470, 469

dispid keyword, 470

dispinterface keyword, 469–470, 472, 488

Display method, 422

DisplayFormat property, 658–659, 733

in DataSetTableProducer, 763

in TFloatField, 527, 532

DisplayLabel property, 527–528, 658

DisplayType property, 801

DisplayValues property, 658

DisplayWidth property, 528, 658

Dispose method, 912

Distributed COM (DCOM), 650

distribution of updated packages, 416

DivideTwicePlusOne example, 73–75

DivMod function, 89

DlgApply example, 285–287, 285

DllCanUnloadNow function, 461

DLLGetClassObject method, 460

DllMem example, 412–413

DllRegisterServer function, 461

DLLs (dynamic link libraries), 35, 397

for ActiveX controls, 484

C++, 401–402

calling, 406, 407, 408–410

creating, 402–406

dynamic linking in, 397–398

exporting strings from, 404–406

forms in, 410–411

with ISAPI, 769–770

in memory, 411–414, 415

overloaded functions in, 404

and packages, 30, 338, 345, 415–416

purpose of, 398–399

rules for, 399–400

using, 400–402, 402

wizards for, 41

DllUnregisterServer function, 461

DMT files, 37

doAutoIndent option, 842

DoChange method, 126–127

Dock method, 235

DockClientCount property, 235

DockClients property, 235

docking support, 234–235

in control bars, 235–239, 236

messages for, 376

for page controls, 239–241, 241

DockPage example, 239–241, 241

DockSite property, 234

DoConvert method, 98–99

DoCreate method, 330–331

document management in XML, 837–838, 840, 843, 846

Document Object Model (DOM)

programming with, 838–846, 840, 843, 846

XSL transformations with, 868–869

document type definitions (DTDs), 849

documentation in ModelMaker, 444–445, 444

DoDestroy method, 331

Does Not Support Transaction option, 495

DOF files, 28, 35

DOM (Document Object Model)

programming with, 838–846, 840, 843, 846

XSL transformations with, 868–869

domain names, 739

DomCreate example, 839, 842–846, 843, 846

DOMDocument property, 838

DOMPersist property, 836

DOMVendor property, 836

dot-notation for methods, 46

Double type, 478

DoVerb method, 481

down-casting, type-safe, 67–69

~DP files, 36

DPK files, 35, 345

DPKL files, 35

DPKW files, 35

DPR (Delphi project) files, 36, 39

dragging, 98

with DBGrid control, 544

with mouse, 262–265, 265

in Object TreeView, 23

source code files, 27

DragKind property, 234–235

DragMode property, 98

in TControl, 234–235

in TreeView, 195

DragToGrid example, 544

DragTree example, 194–197, 194

DrawCell method, 680–682

DrawColumnCell, 685–686

DrawData program, 540–542, 542

DrawFocusRect method, 264

drawing

with mouse, 262–265, 265

Rave components for, 725

DrawPoint method, 263

DrawText function, 209, 682

DriverName property, 570

drivers for dbExpress, 567–569

drivers.ini file, 569–570

Drivers Settings window, 571, 571

DRO files, 37

drop-down fonts, 21

drop procedure statement, 565

drop trigger statement, 566

DropdownMenu property, 213, 215

DropDownRows property, 516

DropDownWidth property, 519

dsBrowse value, 524

dsCalcFields value, 524

dsCurValue value, 524

dsEdit value, 524

dsFilter value, 524

dsInactive value, 524

dsInsert value, 524

DSIntf.pas unit, 510

DSK (Desktop) files, 36, 39

DSM files, 36

dsNewValue value, 524

dsOldValue value, 524

DST files, 6, 38

DTDs (document type definitions), 849

dual interfaces, 470

dual libraries support, 151–155, 152

DUnit architecture, 952

DynaCall example, 408–410

DynaForm example, 252–253, 253

dynamic aggregation of interfaces, 921

dynamic binding. See late binding

dynamic components, 47–48, 47

dynamic cursors, 631

Dynamic Data Exchange (DDE), 456

dynamic database reporting, 776–777, 777

dynamic link libraries. See DLLs (dynamic link libraries)

dynamic linking, 397–398

dynamic methods vs. virtual, 65–66

dynamic pages, 764–765

dynamic properties, 622

dynamic Web pages, 768

and CGI, 768–769, 769

DLLs, 769–770

DynaPackForm example, 419–420