Contents. 1 Introduction to Computers and the Internet 1

Transcription

1 Preface xxiii 1 Introduction to Computers and the Internet Introduction What Is a Computer? Programming Language Types Other High-Level Languages Structured Programming History of the Internet Personal Computing History of the World Wide Web World Wide Web Consortium (W3C) Hardware Trends Key Software Trend: Object Technology JavaScript: Object-Based Scripting for the Web Browser Portability C and C Java Microsoft.NET Dynamic HTML Internet and World Wide Web How to Program Web Resources 18 2 Microsoft Internet Explorer Introduction to the Internet Explorer 6 Web Browser Connecting to the Internet Internet Explorer 6 Features Searching the Internet 30

2 IX 2.5 Online Help and Tutorials Keeping Track of Your Favorite Sites File Transfer Protocol (FTP) Customizing Browser Settings Electronic Mail Instant Messaging Other Web Browsers 39 3 Adobe Photoshop Elements: Creating Web Graphics Introduction Image Basics Vector and Raster Graphics Toolbox Selection Tools Painting Tools Shape Tools Layers Screen Capture File Formats: GIF, JPEG and PNG Web Resources 75 4 Introduction to XHTML: Part Introduction Editing XHTML First XHTML Example W3C XHTML Validation Service Headers Linking Images Special Characters and More Line Breaks Unordered Lists Nested and Ordered Lists Web Resources Introduction to XHTML: Part Introduction Basic XHTML Tables Intermediate XHTML Tables and Formatting Basic XHTML Forms More Complex XHTML Forms Internal Linking Creating and Using Image Maps meta Elements frameset Element Nested framesets Web Resources 135

3 X Contents 6 Cascading Style Sheets (CSS) Introduction Inline Styles Embedded Style Sheets Conflicting Styles Linking External Style Sheets W3C CSS Validation Service Positioning Elements Backgrounds Element Dimensions Text Flow and the Box Model User Style Sheets Web Resources JavaScript: Introduction to Scripting Introduction Simple Program: Printing a Line of Text in a Web Page Obtaining User Input with prompt Dialogs Dynamic Welcome Page Adding Integers Memory Concepts Arithmetic Decision Making: Equality and Relational Operators Web Resources JavaScript: Control Statements I Introduction Algorithms Pseudocode Control Structures if Selection Statement if else Selection Statement while Repetition Statement Formulating Algorithms: Case Study 1 (Counter-Controlled Repetition) Formulating Algorithms with Top-Down, Stepwise Refinement: Case Study 2 (Sentinel-Controlled Repetition) Formulating Algorithms with Top-Down, Stepwise Refinement: Case Study 3 (Nested Control Structures) Assignment Operators Increment and Decrement Operators Note on Data Types Web Resources JavaScript: Control Statements II Introduction Essentials of Counter-Controlled Repetition 252

4 XI 9.3 for Repetition Statement Examples Using the for Statement switch Multiple-Selection Statement do while Repetition Statement break and continue Statements Labeled break and continue Statements Logical Operators Summary of Structured Programming Web Resources JavaScript: Functions Introduction Program Modules in JavaScript Programmer-Defined Functions Function Definitions Random-Number Generation Example: Game of Chance Another Example: Random Image Generator Scope Rules JavaScript Global Functions Recursion Recursion vs. Iteration Web Resources JavaScript: Arrays Introduction Arrays Declaring and Allocating Arrays Examples Using Arrays Random Image Generator Using Arrays References and Reference Parameters Passing Arrays to Functions Sorting Arrays Searching Arrays: Linear Search and Binary Search Multidimensional Arrays Building an Online Quiz Web Resources JavaScript: Objects Introduction Thinking About Objects Math Object String Object Fundamentals of Characters and Strings Methods of the String Object Character-Processing Methods 385

5 XII Contents Searching Methods Splitting Strings and Obtaining Substrings XHTML Markup Methods Date Object Boolean and Number Objects document Object window Object Using Cookies Final JavaScript Example Web Resources Dynamic HTML: Object Model and Collections Introduction Object Referencing Collections all and children Dynamic Styles Dynamic Positioning Using the frames Collection navigator Object Summary of the DHTML Object Model Dynamic HTML: Event Model Introduction Event onclick Event onload Error Handling with onerror Tracking the Mouse with Event onmousemove Rollovers with onmouseover and onmouseout Form Processing with onfocus and onblur More Form Processing with onsubmit and onreset Event Bubbling More DHTML Events Web Resources Dynamic HTML: Filters and Transitions Introduction Flip Filters: flipv and fliph Transparency with the chroma Filter Creating Image masks Miscellaneous Image Filters: invert, gray and xray Adding shadows to Text Creating Gradients with alpha Making Text glow Creating Motion with blur Using the wave Filter Advanced Filters: dropshadow and light 495

6 XIII blendtrans Transition revealtrans Transition Dynamic HTML: Data Binding with Tabular Data Control Introduction Simple Data Binding Moving within a Recordset Binding to an img Binding to a table Sorting table Data Advanced Sorting and Filtering Data Binding Elements Web Resources Macromedia Flash MX 2004: Building Interactive Animations Introduction Flash Movie Development Learning Flash with Hands-On Examples Creating a Shape with the Oval Tool Adding Text to a Button Converting a Shape into a Symbol Editing Button Symbols Adding Keyframes Adding Sound to a Button Verifying Changes with Test Movie Adding Layers to a Movie Animating Text with Tweening Adding a Text Field Adding ActionScript Creating a Projector (.exe) File with Publish Manually Embedding a Flash Movie in a Web Page Creating Special Effects with Flash Importing and Manipulating Bitmaps Creating an Advertisement Banner with Masking Adding Online Help to Forms Creating a Web-Site Introduction ActionScript Web Resources Macromedia Flash MX 2004: Building an Interactive Game Introduction Object-Oriented Programming 588

7 XIV Contents 18.3 Objects in Flash Preliminary Instructions and Notes Manual Coding Labeling Frames Using the Actions Layer Adding a Start Button Creating Moving Objects Adding the Target Adding the Blocker Adding the Rotating Cannon Coding the Cannon s Rotation Hiding the Cannon Layer Adding the Cannon Ball Initializing the Ball s Motion Variables Scripting the Ball s Motion Adding Sound and Text Objects to the Movie Adding the Time Counter Adding the Time Box Creating a Final Animation Sequence Detecting a Miss Creating a Function Adding Collision Detectors Adding Collision Detection to the Blocker Adding Collision Detection to the Target Finishing the Game ActionScript 2.0 Elements Introduced in This Chapter Macromedia Dreamweaver MX Introduction Macromedia Dreamweaver MX Text Styles Images and Links Symbols and Lines Tables Forms Scripting in Dreamweaver Site Management Web Resources Extensible Markup Language (XML) Introduction Structuring Data XML Namespaces Document Type Definitions (DTDs) and Schemas Document Type Definitions W3C XML Schema Documents 643

8 XV 20.5 XML Vocabularies MathML Chemical Markup Language (CML) MusicXML RSS Other Markup Languages Document Object Model (DOM) DOM Methods Simple API for XML (SAX) Extensible Stylesheet Language (XSL) Simple Object Access Protocol (SOAP) Web Services Water XML-Based Programming Language Web Resources Web Servers (IIS and Apache) Introduction HTTP Request Types System Architecture Client-Side Scripting versus Server-Side Scripting Accessing Web Servers Microsoft Internet Information Services (IIS) Microsoft Internet Information Services (IIS) Microsoft Internet Information Services (IIS) Apache Web Server Requesting Documents XHTML ASP.NET Perl PHP Python Web Resources Database: SQL, MySQL, DBI and ADO.NET Introduction Relational Database Model Relational Database Overview: Books.mdb Database SQL (Structured Query Language) Basic SELECT Query WHERE Clause ORDER BY Clause Merging Data from Multiple Tables: INNER JOIN Joining Data from Tables Authors, AuthorISBN, Titles and Publishers INSERT Statement UPDATE Statement DELETE Statement 732

9 XVI Contents 22.5 MySQL Introduction to DBI Perl Database Interface PHP dbx module Python DB-API ADO.NET Object Model Web Resources ASP.NET Introduction NET Overview NET Framework ASP (Active Server Pages).NET Setup JScript.NET A Simple ASP.NET Example Web Forms Session Tracking Cookies Session Tracking with HttpSessionState ASP.NET and XML Reading and Writing Text Files Connecting to a Database in ASP.NET Code-Behind Approach ASP.NET Web Services Web Resources Case Study: ASP.NET and XML Introduction Setup and Message Forum Documents Forum Navigation Adding Forums Forum XML Documents Posting Messages CSS Document for Forum Pages Web Resources Perl and CGI (Common Gateway Interface) Introduction Perl String Processing and Regular Expressions Viewing Client/Server Environment Variables Form Processing and Business Logic Server-Side Includes Verifying a Username and Password Using DBI to Connect to a Database Cookies and Perl 881

10 XVII Operator Precedence Chart Web Resources PHP Introduction PHP String Processing and Regular Expressions Viewing Client/Server Environment Variables Form Processing and Business Logic Verifying a Username and Password Connecting to a Database Cookies Dynamic Content in PHP Operator Precedence Chart Web Resources Macromedia ColdFusion MX Introduction Simple ColdFusion Example: Clock Using Variables and Expressions Variable Scoping Form Processing Creating a Data Source Name Bookstore Case Study: Interface and Database Bookstore Case Study: Shopping Cart Advanced Topics for ColdFusion Developers Web Resources Multimedia: Audio, Video, Speech Synthesis and Recognition Introduction Audio and Video Adding Background Sounds with the bgsound Element Adding Video with the img Element s dynsrc Property Adding Audio or Video with the embed Element Using the Windows Media Player ActiveX Control Microsoft Agent Control RealOne Player Plug-in Synchronized Multimedia Integration Language (SMIL) Scalable Vector Graphics (SVG) Web Resources Accessibility Introduction Web Accessibility Web Accessibility Initiative Providing Alternatives for Images 1035

11 XVIII Contents 29.5 Maximizing Readability by Focusing on Structure Accessibility in XHTML Tables Accessibility in XHTML Frames Accessibility in XML Accessibility in Cascading Style Sheets (CSS) Testing the Accessibility of an XHTML Document Using Voice Synthesis and Recognition with VoiceXML CallXML JAWS for Windows Other Accessibility Tools Accessibility in Microsoft Windows 2000 and XP Tools for People with Visual Impairments Tools for People with Hearing Impairments Tools for Users Who Have Difficulty Using the Keyboard Microsoft Narrator Microsoft On-Screen Keyboard Accessibility Features in Microsoft Internet Explorer Accessibility in Macromedia Products Dreamweaver Flash Web Resources Dynamic HTML: Structured Graphics ActiveX Control [On CD] Introduction Shape Primitives Moving Shapes with Translate Rotation Mouse Events and External Source Files Scaling Web Resources Dynamic HTML: Path, Sequencer and Sprite ActiveX Controls [On CD] Introduction DirectAnimation Path Control Multiple Path Controls Time Markers for Path Control DirectAnimation Sequencer Control DirectAnimation Sprite Control Animated GIFs Web Resource VBScript [On CD] Introduction Operators 1119

12 XIX 32.3 Data Types and Control Structures VBScript Functions VBScript Example Programs Arrays String Manipulation Classes and Objects Operator Precedence Chart Web Resources Active Server Pages (ASP) [On CD] Introduction How Active Server Pages Work Setup Active Server Page Objects Simple ASP Examples File System Objects Session Tracking and Cookies ActiveX Data Objects (ADO) Accessing a Database from an Active Server Page Server-Side ActiveX Components Web Resources Case Study: Active Server Pages and XML [On CD] Introduction Setup and Message Forum Documents Forum Navigation Adding Forums Forum XML Documents Posting Messages Other Documents Web Resources Python [On CD] Introduction First Python Program Python Keywords Basic Data Types, Control Statements and Functions Tuples, Lists and Dictionaries String Processing and Regular Expressions Exception Handling CGI Programming Form Processing and Business Logic Cookies Database Application Programming Interface (DB-API) Setup Simple DB-API Program 1274

13 XX Contents Operator Precedence Chart Web Resources Servlets: Bonus for Java Developers [On CD] Introduction Servlet Overview and Architecture Interface Servlet and the Servlet Life Cycle HttpServlet Class HttpServletRequest Interface HttpServletResponse Interface Handling HTTP get Requests Setting Up the Apache Tomcat Server Deploying a Web Application Handling HTTP get Requests Containing Data Handling HTTP post Requests Redirecting Requests to Other Resources Multi-Tier Applications: Using JDBC from a Servlet Web Resources JavaServer Pages (JSP): Bonus for Java Developers [On CD] Introduction JavaServer Pages Overview First JavaServer Page Example Implicit Objects Scripting Scripting Components Scripting Example Standard Actions <jsp:include> Action <jsp:forward> Action <jsp:usebean> Action Directives page Directive include Directive Case Study: Guest Book Web Resources e-business & e-commerce [On CD] Introduction e-business Models Storefront Model Shopping-Cart Technology Auction Model Portal Model Name-Your-Price Model 1384

14 XXI Comparison-Pricing Model Bartering Model Building an e-business e-marketing Branding Marketing Research Marketing Promotions Consumer Tracking Electronic Advertising Search Engines Affiliate Programs Public Relations Customer Relationship Management (CRM) Online Payments Credit-Card Payment Digital Cash and e-wallets Micropayments Smart Cards Security Public-Key Cryptography Cryptanalysis Key Agreement Protocols Key Management Secure Sockets Layer (SSL) WTLS IPSec and Virtual Private Networks (VPNs) Security Attacks Network Security Legal Issues Privacy Defamation Sexually Explicit Speech SPAM Copyright and Patents XML and e-commerce Introduction to Wireless Technology and m-business m-business Identifying User Location E911 Act Location-Identification Technologies Wireless Marketing, Advertising and Promotions Wireless Payment Options Privacy and the Wireless Internet Web Resources 1415 A XHTML Special Characters 1429

15 XXII Contents B XHTML Colors 1430 C JavaScript Operator Precedence Chart 1433 D ASCII Character Set 1435 E Number Systems 1436 E.1 Introduction 1437 E.2 Abbreviating Binary Numbers as Octal and Hexadecimal Numbers 1440 E.3 Converting Octal and Hexadecimal Numbers to Binary Numbers 1441 E.4 Converting from Binary, Octal or Hexadecimal to Decimal 1441 E.5 Converting from Decimal to Binary, Octal or Hexadecimal 1442 E.6 Negative Binary Numbers: Two s Complement Notation 1444 F Unicode 1449 F.1 Introduction 1450 F.2 Unicode Transformation Formats 1451 F.3 Characters and Glyphs 1452 F.4 Advantages/Disadvantages of Unicode 1452 F.5 Unicode Consortium s Web Site 1453 F.6 Using Unicode 1454 F.7 Character Ranges 1457 G Career Opportunities [On CD] 1462 G.1 Introduction 1463 G.2 Resources for the Job Seeker 1464 G.3 Online Opportunities for Employers 1465 G.3.1 Posting Jobs Online 1465 G.3.2 Problems with Recruiting on the Web 1467 G.3.3 Diversity in the Workplace 1467 G.4 Recruiting Services 1468 G.4.1 Testing Potential Employees Online 1468 G.5 Career Sites 1469 G.5.1 Comprehensive Career Sites 1469 G.5.2 Technical Positions 1469 G.5.3 Wireless Positions 1469 G.5.4 Contracting Online 1470 G.5.5 Executive Positions 1471 G.5.6 Students and Young Professionals 1471 G.5.7 Other Online Career Services 1472 G.6 Web Resources 1472 Bibliography 1479 Index 1481