ASP .NET Web Developer s Guide - Mesbah Ahmed, Chris Garrett

670 Index

settings, retrieval, 220–222 trace tag, usage. See Tracing configuration tag, opening, 215

ConfigurationSettings.appSettings method, 220

ConfigurationSettings.GetConfig method, 220

Connection strings creation, 310–313 placement, 312–313 security, 313

connectionManagement tag, usage. See Connections control

Connections control, connectionManagement tag (usage), 190–191

ConnectionString, 616 Connectivity. See ADO.NET

Console applications, creation, 590–591 Constraints, 127–128

Control.ChildControls Control Collection, 621

ControlCollection, 620

Controls. See Custom controls; Server controls;Validation;World Wide Web

usage. See DataGrid control; DataList control

ControlToCompare property, 128 Cookies, 230, 241

data, encryption/decryption. See Forms

Copy methods, 44

CORBA. See Common Object Request Broker Architecture

Corel, 14

CPAN. See Comprehensive Perl Archive Network (CPAN)

CreatePost method, 606

CreateSummaryTable method, creation, 549–550

CreateThread method, 606 CreateUser, 585, 624

function, 589 CreateUser method, 623 Creator field, 605 CreatorID, 570 credentials subtag, 206 Cross-discipline teams, 4

CSS. See Cascading Style Sheet CT_Email, 505 CT_FirstName, 505

CT_ID, 505, 513 CT_LastName, 505 CT_Password, 505 CType, usage, 602 Currency, datatype, 507 CurrentUser

object, 627 property, 624

Current.Value property, 391 Custom controls, 63

Custom errors definition, customErrors tag (usage), 191–192

Custom server user controls, creation, 161–167

Customer

Admin section, creation, 543–547 administration, 543–547 element, 385, 386

Customer_Id attributes, 385

customErrors tag, usage. See Custom errors definition

CustomValidator, 113, 535, 622

client-side validation function, 120–122

control, 118–120

D

DAL, 319, 332 example, 337

Data

access code, 335

access layer, value retrieval, 312 access object, creation, 579–581 binding, usage, 95–97

caching, 252–257, 266, 281–294 usage, advantages, 292–293

collection, HTML forms (usage), 63–65

connection, creation, 520–521

display, 540–541. See also Formatted data; Repeater control

default column mapping, usage. See DataGrid control

editing capability, providing. See DataGrid control

filters, testing, 559 non-updateable stream, 303 provider, 300, 341 retrieval, 367–369, 537–540 table, 154

types (grouping), System.Collections namespace (usage), 43–44

supplied functionality, 43–44 updating. See Database

Data source, 302, 319

System.Data namespace, usage, 52–53 supplied functionality, 52

data source agnostic namespace, 306 DataAdapter, 302, 303

usage, 538

Database. See MSAccess database; SQL Server database; SQLServer database

access, 51

Index 671

addition, 330–335 books, addition, 541 browsing, 323–330

connection, 319–323, 476 information, 236

connectivity issues, 130 creation. See Access database data, updating, 335–339 deleting, 339–341, 541–542 level, 330

query, usage. See eXtensible Markup Language document

replication, 460

setup. See ADO.NET shopping cart; Message board creation

updating, 542–543 usage, 405–409

Database-driven interactivity, 4 DataBind, 101

Repeater control, interaction, 634 DataBind() method, 111 DataBinded, 540

DataBinds, 632

Databound ListControls, 100 family, 130–161

DataColumn, 306 children, 466 DataColumns, 301 DataControl, 579

Data-enabled ASP.NET pages, 52 DataException, 306

DataGrid, 49

binding, 323. See DataSet contents, 146

control, 387, 540, 561 deleting, 541–542 event, 542

loading, 383

672 Index

paging, providing, 152–154 relational table, 381 resync, 543

sorting, 149–152 tag, 158

UI, 541

updating, 542–543 DataGrid control

data display, default column mapping (usage), 145–146

data editing capability, providing, 157–161

usage, 144–152 DataGridPageChangedEventArgs

parameter, 152, 157 usage, 158

DataItem fields, 132 DataKeyField property, 158

DataList, 314. See also Page-level DataList

binding, 316, 323 control, 157 definition, 142

RepeatColumn property, usage, 139–141

RepeatDirection property, usage, 139–141

DataList control

items, capturing, 141–144 usage, 139–144

DataReader, 303, 305, 325 object, 301

usage, 314 DataReaders, 52

DataRepeater, binding, 323 DataRow, 486, 586, 596, 601

children, 466 creation, 542

CType, usage, 602 passing, 611

DataRows, 301

DataSet, 303, 306, 319, 465, 516. See also XmlDataDocument

allBooks, 551 arrays, 465 creation, 538, 634

DataGrid, binding, 540–541 dsAllBooks, 550

object, 408, 540, 547, 552 property, 378 requirement, 302 returning, 537

RowFilter operations, 466 storage, 547

type, 540

usage, 301, 314, 466–468, 601 view tag, 357

XML document, reading, 408–409 DataSets, 52–53, 361

DataSource object, 497 DataTable, 306, 361, 386

children, 466 filling, 323 returning, 549 value, 546 view, 378

DataType, 486

Datatypes, 507. See also AutoNumber; Currency; Date/Time; Memo; Number; OLE Object;Text; Yes/No

DataView, 306, 541 children, 466 object, 151 usage, 543

DataViews collection, 301

Dates, 40 structures, 38

validating, 126–129 Date/Time, datatype, 508

datetime.maxvalue option, usage, 287 DB2, 327

DCOM. See Distributed Component Object Model

Debug mode, enabling/disabling, 435–436

Debugging. See ASP.NET debugging tools, usage. See Visual Studio .NET

Declaration, 352 decryptionKey attribute, 209

Default column mapping, usage. See DataGrid control

defaultRedirect attribute, 191

Definitions (viewing), object browser (usage), 436

Delete method, 592, 598 DELETE records, 303 Delete Stored procedure, 341 Delete syntax, usage, 339, 340 deleteBoard.aspx, 651 DeletePost method, 597, 599 DeleteThread method, 597 Delphi, 3

Dependency option, usage, 285–287 Depth, 365

Description property, 422

Design Time Control (DTC), 546 Desktop application, 229 DHTML. See Dynamic HTML Dictionary-style interface, 282 Display, 114

Display= “dynamic,” 114 Display= “none,” 114 Display= “static,” 114

Index 673

DisplayBoards subroutine, 630 displayMode, 123 DisplayNode, 376

Dispose, 101

Distributed Component Object Model (DCOM), 443, 448

Distributed Internet Applications (DNA), 5, 9

DLL. See Dynamically linked library

DNA. See Distributed Internet Applications

DNS. See Domain Name System

Document Object Model (DOM), 348, 373

exploration. See eXtensible Markup Language

tree, 374, 376–378, 388

Document Type Definition (DTD), 352–353, 356

DocumentElement, 373 DocumentElement.ChildNodes(0), 373

Documents. See eXtensible Markup Language;Valid XML documents; Well-formed XML documents

components. See eXtensible Markup Language document

creation. See Visual Studio .NET navigation

XPathDocument objects, usage, 392–396

XPathNavigator objects, usage, 392–396

structure. See eXtensible Markup Language

DocumentSource attribute, 398 DOM. See Document Object Model Domain Name System (DNS), 13, 15 doPaging sub-procedure, 152 dotBoard

674 Index

construction, 628 Setup.sql, 573

dotBoardObjects, 590, 614 dotBoardObjects.DataControl class, 646 dotBoardObjects.User object, 615 dotBoardUI, 613, 614

Down-level browsers, 100

Drill-down facilities. See Automatic drill-down facilities

Drop-down list, 303, 646 boxes, 233

DropDownList, 646, 647 control, 645

DropDownLists, usage, 103–106 DSN sources, 176

DTC. See Design Time Control DTD. See Document Type Definition dtProducts, 132, 135

Dynamic compilation, 75

Dynamic HTML (DHTML), 348, 536 Dynamic SQL, 327

Dynamically Linked Library (DLL), 36, 192

file, 78, 81, 83, 577

E

editItemIndex, 314 EditItemIndex, setting, 316 EditItemTemplate, 139 editPost.aspx, 655

Electronic business (E-business), 12 Electronic commerce (E-commerce), 12 Electronic mail (E-mail), 475

address, 474, 569, 638 object, 484 validation, 483

Elements, 353. See also Empty element; Root element

nesting, 355 termination, 355

Element-type node, 368 element-type node, 360 EM. See Enterprise Manager Email, 571

Embedded SQL, 327 statements, 327

Emoticon element, 493 Empty element, 354–355 Enabled, 101 Encryption, 204, 206

keys configuration, machineKey tag (usage), 209–210

End-tag, 353, 355 English-language systems, 180 Enterprise JavaBeans, 9

Enterprise Manager (EM), 510–511, 515, 572, 576

Enum types, 464 Enums, arrays, 464 EOF, 365

ErrorHandling block, 423 ErrorMessage, 114

Errors. See Compilation; Logic errors; Runtime; Syntax errors

definition. See Custom errors definition

handling, 418–426. See also Structured error handling; Unstructured error handling

message, 114, 420, 424 display, 122

Events, 237–239 bubbling, 132

usage, 135–138

capturing. See Repeater control

execution, order, 77 item, 432

usage. See Application; Sessions

Exception, 425. See also OutOfMemoryException; OverflowException

EXEC usp_tblAddress_sel, 326

ExecuteNonQuery method, 335, 339, 341, 579

ExecuteQuery, 530

ExecuteReader, 325 Execution environment, 75

executionTimeout attribute, 194 Expiration policy, 285

option, usage, 287

eXtensible Markup Language Cart (XMLCart)

construction, 553–556 rendering, 559

eXtensible Markup Language Schema Definition (XSD), 356–357, 460

attributes, 478 schema, 359

eXtensible Markup Language (XML), 51

Authority, 362 construction, 476–478 data, 13, 52, 465, 557

representation, 53 data, querying

XPathDocument, usage, 388–396 XPathNavigator, usage, 388–396

Designer, XML document creation. See Visual Studio .NET

DOM, exploration, 373–387 element, 355

files, 15, 52, 285, 484 change, 286

Index 675

files (processing), System.XML namespace (usage), 53–54

supplied functionality, 53–54 format text files, 13 formatting, 174

functions, 553 future, 350

interactions. See Legacy systems node, 362, 560

overview, 348–361 parser, 174, 348 specifications, 350 tags, 619

tree, 364

usage, 405–409. See also Message board creation; .NET framework;World Wide Web services

validation. See Visual Studio .NET XML-based systems, 354 XML-based text files, 8 XML-RPC, 9

eXtensible Markup Language (XML) document, 70, 312. See also Valid XML documents;Well-formed XML documents

appearance, 349 components, 352–355

creation, 350–352. See also Visual Studio .NET

database query, usage, 406–408

generation, XmlTextWriter (usage), 370–373

loading, 378 navigation, 367–369 parsing, 365–367

XmlDocument object, usage, 376–378

XmlTextReader class, usage, 364–369 processing, .NET (usage), 361–364

676 Index

reading, 362–363. See also DataSet

XmlTextReader class (usage), 364–369

storing/processing, 363–364 structure, 360–361

transformation, 400–405. See also HyperText Markup Language

XSLT, usage, 396–405 writing, 362–363

XmlTextWriter class, usage, 370–373

eXtensible Markup Language (XML) XML.NET guestbook

creation, 473 FAQs, 500

functional design requirements, 475–478

interface, advanced options, 490–497 introduction, 474–475

records, addition, 478–488 solutions, 498–499 viewing, 488–490

eXtensible Stylesheet Language Transformations (XSLT), 348, 362, 396, 549

code, 401–403 file, 401

style sheet, 397

usage. See eXtensible Markup Language document

F

Factorial, value, 426 Failure point, 27 File locking, 488

File Transfer Protocol (FTP), 5, 16, 231 fileControl.PostedFiled.SaveAs, 93 Filestream, 495

Finally block, 425 firehose Recordset, 303 Firewalls, 448 FirstChild, 373 FirstName, 571 FirstRecord, 558

Floating point numbers, 38 Floating-point numbers, 39–40 Font, 101

Footer template, 132, 133 FooterTemplate, 132 ForeColor, 101

forecolor property, 122 /form, 130–161

Formatted data, display, 146–149 Formatting, 370

Formatting-related HTML elements, 139

FormBase.vb, 614 Forms. See Online forms

authentication cookie data, encryption/decryption, 209

controls. See World Wide Web objects, 482

usage. See Data collection forms subtag, 205, 206 Form-type server controls, 62 Forward-only basis, 362–363 Foundation class libraries, 12

Fragment caching, 266, 267, 277–281, 294

usage, advantages, 281 fragment_cache.aspx, 279 FrontPage, 5

FTP. See File Transfer Protocol Functionality. See Supplied functionality

G

Generated template code, 455 GET, 16, 192

query string parameter, 270 requests, 17

GetAllBooks, 513 GetAllCat, 513 GetBoards, 611 getBooks, 519, 540

getBooks.AllBooks Web method, creation, 537–540

getByID function, 316 getCartDescription method, 556 getCategories, 519 getCustomer, 518

GetDataSet, 579 GetElementsByTagName, 380 GetStyleName, 620–621

function, 621 GetValueList method, 97 GetXml, 405

GetXml() method, 552 GetXmlSchema, 405 Global Assembly Cache, 27 Global files, 24

Global support (providing), globalization tag (usage), 180–181

Global unique identifier, 505 Global variables, 233 Global.asa, 313

Global.asax, 228, 234, 250 analysis, 231–232 creation, 245

files, 238

globalization tag, usage. See Global support

grossWage property, 164

Index 677

Guestbook. See eXtensible Markup

Language XML.NET guestbook

Guests, 581

GUIs, 478

H

HasAttributes property, 365 HasChildNodes, 373 HashTable, 95

HasValue, 365 Header

information, 17 template, 133

HeaderStyle property, 147 HeaderTemplate, 132 headerText, 123

Height, 101 Hidden fields, 69

HTML. See HyperText Markup Language

/html, 130–161

/HTML tag, cache remove method (usage), 292

HTMLAnchor, 47 object, 36

HtmlAnchor control, 651 usage, 88, 89

HtmlButton control, usage, 91–93 HtmlCheckBox control, usage, 98–99 HtmlImage control, usage, 91–93 HtmlInputButton, 91

HtmlInputFile control, usage, 93–95

HtmlInputRadioButton control, usage, 98–99

HtmlInputText control, usage, 90–91 HTMLInputTextBox object, 36 HtmlSelect control

binding, 111

678 Index

usage, 95–97 HtmlTable

construction, 89 control, usage, 88–90

HtmlTextArea control, usage, 90–91 HTTP. See HyperText Transfer Protocol HttpApplication class, 46 HttpCachePolicy class, 46

methods, 269 usage, 275–277 httpHandlers, 192

tag, usage. See Requests mapping

httpModules tag, usage. See HyperText Transfer Protocol modules configuration

HttpRequest object variables, 45 HttpResponse object variables, 45 HttpResponse.Cache property, 269 httpRuntime tag, 194

usage. See Runtime options HttpServerUtility object, 45 HTTP_USER_AGENT variable, 184 HyperLink controls, usage, 110–111 Hyperlinks, display, 88

HyperText Markup Language (HTML), 4, 53, 212, 557. See also Dynamic HTML

anchor tag, 655 code, 482

controls, 47, 75, 558 usage, 66–67

counterparts, 48 display, 26 document, 64, 348

XML document transformation, 397–399

elements, 62, 87, 93, 95. See also Formatting-related HTML elements

form element, 64

usage. See Data validation, 535

functions, 488

head/body information, 257 HTML-user interface controls, 36 layout techniques, 535

markup, 20 metatag, 232 page, 47 rendering, 303

server controls, 62, 102 usage, 87–100

Web controls, contrast, 100 string, 637

table, 133, 397 tables/lists, 48 version 3.2, 100 version 4.0, 100 view, 453

HyperText Transfer Protocol (HTTP), 350, 443

connections, 518

data transmission, 462, 465 header, 230

value, 273

HTTP-header client-side implementation, 8

message, 63, 65 methods, 16 modules, 200

configuration, httpModules tag (usage), 193–194

processing, 194 protocol, 67

reponse information, 45 request, 18, 267, 281

header, 17 traffic, 448 usage, 461

I

IBM, 7

IconfigurationSectionHandler interface, 212

IDC. See Internet Database Connector technology, 10

@@IDENTITY function, 330 selection, 332 @@identity, 509

identity tag, usage. See Application If statements, 27, 637 IHttpHandler, 192 IhttpHandlerFactory, 192

IIS. See Internet Information Server IL. See Common Language Runtime Image selection, 494

ImagePath, 130 Images

folder, 92 manipulation, 491–495

img (element), 92 Imports keyword, 306 In AddItem, 560

In Checkout, 560

In Page_Load(), 559

In RemoveItem, 560 In showCart(), 560

In showCatalog(), 559–560 InferXmlSchema, 405 inflate method, 588, 611

Inheritance, 75. See also Configuration

.ini files, 174

Index 679

Init, 101 init(), 529, 530

InitCatalog method, creation, 550 Initialization code, 495 InitializeComponent() method, 521 InitializeThreads method, 599–601 InkCreateBoard, 649

Inline coding, 77

In-memory relational database, 301 InnerText, 373

In-Page Code, 63

In-page coding, contrast, 77. See also Code-behind

Input/Output, 335 INSERT records, 303 Insurance-related data, 103 Int16 variable, 419

Int32 variable, 419 Integers, 38

data types, 39 number, 250

Integral numbers, 38, 39

Intermediate Language (IL). See Common Language Runtime

Internet Database Connector (IDC), 3

Internet Information Server (IIS), 2–3, 10, 18

application parameters, 228 environment, 63

infancy, 5 usage, 266, 450 version 5, 8, 10

Internet Server Application Programming Interface (ISAPI), 3–5, 10

Internet Service Provider (ISP), 19 Intrinsic state methods, 220 IsAdmin, 571, 648