Index_E


E

edit cancellations, 191–192

Edit form, implementing, 114–119

edit functionality, 212

editing capabilities, Web forms interface, 523–539

See also Regular Expression Validator

overview, 523

using Required field Validator, 524–526

Embedded Resource option, 232

Employee Class Save method, 372–373

Employee Data-Centric Object, 321–334

Employee Delete method, 340

Employee Delete stored procedure, 309

Employee Details Page, 513–517

Employee Details Page_Load method, 516

Employee Edit form, 381–400

associating photograph with an employee, 390

closing event, 399–400

controls, 382–385

displaying business rules and enabling/ disabling OK button, 391

employee edit form closing event, 399–400

employee edit header and constructor code, 385–389

employee validation events, 391–396

overview, 381

trapping employee server-side errors, 397–399

Employee Getall stored procedure, 310

Employee GetBusinessRules Method, 340–341

Employee getone stored procedure, 310

Employee List form, 376–380

Employee List Page, 508–510

Employee List Web Page, 510–513

Employee LoadProxy method, 337

Employee LoadRecord method, 337–339, 369–370

employee maintenance function, testing, 400–401

Employee Object Delete method, 371

employee objects, building, 316–400

employee data-centric objects, 321–349

Employee Delete method, 340

Employee GetBusinessRules Method, 340–341

Employee LoadProxy method, 337

Employee LoadRecord method, 337–339

Employee Save method, 342–344, 346–348

handling dates, 335–336

header and properties of EmployeeDC class, 322–334

null values, 345

overview, 321

employee shared objects, 317–321

overview, 316–317

Employee Save method, 342–344, 346–348

Employee Save stored procedure, 311–312

employee server-side errors, trapping, 397–399

employee stored procedures, creating, 308–313

Employee Territory Relationship Delete stored procedure, 313

Employee Territory Relationship stored procedure, 313

employee user interface, 375–400

Employee Edit form, 381–400

associating photograph with an employee, 390

btnAdd and btnRemove methods, 389

controls, 382–385

displaying business rules and enabling/disabling OK button, 391

employee edit form closing event, 399–400

employee edit header and constructor code, 385–389

employee validation events, 391–396

OK button click event, 396–397

overview, 381

trapping employee server-side errors, 397–399

Employee List form, 376–380

overview, 375

employee validation events, 391–396

Employee.aspx page, 521–522

EmployeeDC class, 434

EmployeeDC class, header and properties of, 322–334

EmployeeDC.vb class, 321

EmployeeDetails.aspx, 513, 522

EmployeeID, 309

EmployeeMgr class, 374–375

Employees.aspx, 496, 508, 510

EmployeeTerritories table, 311

Employee/Territory relationship, 311

Employee.vb class, 349

Empty String value, 184

EndUpdate method, 92

enterprise applications, developing with .NET, 15–21

.NET scaling of applications, 20–21

using ASP.NET (Web forms), 15–17

using Web services, 19–20

using Windows forms, 17–18

enterprise templates, creating, 284–306

creating project item template, 292–304

creating usercentric project item template, 295–297

examining template item, 294–295

modifying policy file, 303–304

overview, 292–294

setting up usercentric template, 297–303

creating solution/project template, 285–292

overview, 284

testing project item template, 305–306

Enum.Parse method, 208

Environment class, 142

Error classes, creating, 164–165

error handling, 123–157

See also LogError classes

business logic layer treatment, 9

determining what happened, 127

interface implementation, 60–61

in Northwind application, 149–157

creating ErrorReporting form, 151–155

overview, 149–151

testing NorthwindTraders exception storing, 155–157

overview, 123

presentation layer treatment of, 8

setting up database, 129–130

storing error information, 127–129

testing LogErrorEvent Class, 145–149

trapping employee server-side errors, 397–399

using .NET Exception class, 126

VB .NET error handling structure, 124–125

Visual Basic 6 error handling structures, 123–124

ErrorLogging namespace, 135, 136, 145, 153

ErrorMessage property, 525, 528, 529

ErrorProvider control, 186–188, 509

ErrorReporting form, 151–155

Errors namespace, importing, 166

Err.Raise statement, 160

Errs event, 349

EventLog object, 136

eWeek Web site, 490

Exception class, 132

Exception Management Application Block, 164

extensibility, of n-tier architecture, 13

Extensible Markup Language (XML), 136, 544

External Tools dialog box, 465

extranets, 485–486




Building Client/Server Applications with VB. NET(c) An Example-Driven Approach
Building Client/Server Applications Under VB .NET: An Example-Driven Approach
ISBN: 1590590708
EAN: 2147483647
Year: 2005
Pages: 148
Authors: Jeff Levinson

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