JavaScript & DHTML Cookbook（影印版 第二版）

Preface

1.Strings

　1.1 Concatenating (Joining) Strings

　1.2 Improving String Handling Performance

　1.3 Accessing Substrings

　1.4 Changing String Case

　1.5 Testing Equality of Two Strings

　1.6 Testing String Containment Without Regular Expressions

　1.7 Testing String Containment with Regular Expressions

　1.8 Searching and Replacing Substrings

　1.9 Using Special and Escaped Characters

　1.10 Reading and Writing Strings for Cookies

　1.11 Converting Between Unicode Values and String Characters

　1.12 Encoding and Decoding URL Strings

　1.13 Encoding and Decoding Base64 Strings

2.Numbers and Dates

　2.1 Converting Between Numbers and Strings

　2.2 Testing a Number's Validity

　2.3 Testing Numeric Equality

　2.4 Rounding Floating-Point Numbers

　2.5 Formatting Numbers for Text Display

　2.6 Converting Between Decimal and Hexadecimal Numbers

　2.7 Generating Pseudorandom Numbers

　2.8 Calculating Trigonometric Functions

　2.9 Creating a Date Object

　2.10 Calculating a Previous or Future Date

　2.11 Calculating the Number of Days Between Two Dates

　2.12 Validating a Date

3.Arrays and Objects

　3.1 Creating a Simple Array

　3.2 Creating a Multidimensional Array

　3.3 Converting Between Arrays and Strings

　3.4 Doing Something with the Items in an Array

　3.5 Sorting a Simple Array

　3.6 Combining Arrays

　3.7 Dividing Arrays

　3.8 Creating a Custom Object

　3.9 Simulating a Hash Table for Fast Array Lookup

　3.10 Doing Something with a Property of an Object

　3.11 Sorting an Array of Objects

　3.12 Customizing an Object's Prototype

　3.13 Converting Arrays and Custom Objects to Strings

　3.14 Using Objects to Reduce Naming Conflicts

4.Variables, Functions, and Flow Control

　4.1 Creating a JavaScript Variable

　4.2 Creating a Named Function

　4.3 Nesting Named Functions

　4.4 Creating an Anonymous Function

　4.5 Delaying a Function Call

　4.6 Branching Execution Based on Conditions

　4.7 Handling Script Errors Gracefully

　4.8 Improving Script Performance

5.Browser Feature Detection

　5.1 Detecting the Browser Brand

　5.2 Detecting an Early Browser Version

　5.3 Detecting the Internet Explorer Version

　5.4 Detecting the Mozilla Version

　5.5 Detecting the Safari Version

　5.6 Detecting the Opera Version

　5.7 Detecting the Client Operating System

　5.8 Detecting Object Support

　5.9 Detecting Object Property and Method Support

　5.10 Detecting W3C DOM Standard Support

　5.11 Detecting the Browser Written Language

　5.12 Detecting Cookie Availability

　5.13 Defining Browser- or Feature-Specific Links

　5.14 Testing on Multiple Browser Versions

6.Managing Browser Windows

　6.1 Living with Browser Window Control Limitations

　6.2 Setting the Main Window's Size

　6.3 Positioning the Main Window

　6.4 Maximizing the Main Window

　6.5 Creating a New Window

　6.6 Bringing a Window to the Front

　6.7 Communicating with a New Window

　6.8 Communicating Back to the Main Window

　6.9 Using Internet Explorer Modal/Modeless Windows

　6.10 Simulating a Cross-Browser Modal Dialog Window

　6.11 Simulating a Window with Layers

7.Managing Multiple Frames

　7.1 Creating a Blank Frame in a New Frameset

　7.2 Changing the Content of One Frame from Another

　7.3 Changing the Content of Multiple Frames at Once

　7.4 Replacing a Frameset with a Single Page

　7.5 Avoiding Being "Framed" by Another Site

　7.6 Ensuring a Page Loads in Its Frameset

　7.7 Reading a Frame's Dimensions

　7.8 Resizing Frames

　7.9 Setting Frameset Specifications Dynamically

8.Dynamic Forms

　8.1 Auto-Focusing the First Text Field

　8.2 Performing Common Text Field Validations

　8.3 Preventing Form Submission upon Validation Failure

　8.4 Auto-Focusing an Invalid Text Field Entry

　8.5 Using a Custom Validation Object

　8.6 Changing a Form's Action

　8.7 Blocking Submissions from the Enter Key

　8.8 Advancing Text Field Focus with the Enter Key

　8.9 Submitting a Form by an Enter Key Press in Any Text Box

　8.10 Disabling Form Controls

　8.11 Hiding and Showing Form Controls

　8.12 Allowing Only Numbers (or Letters) in a Text Box

　8.13 Auto-Tabbing for Fixed-Length Text Boxes

　8.14 Changing select Element Content

　8.15 Copying Form Data Between Pages

9.Managing Events

　9.1 Equalizing the IE and W3C Event Models

　9.2 Initiating a Process After the Page Loads

　9.3 Appending Multiple Load Event Handlers

　9.4 Determining the Coordinates of a Click Event

　9.5 Preventing an Event from Performing Its Default Behavior

　9.6 Blocking Duplicate Clicks

　9.7 Determining Which Element Received an Event

　9.8 Determining Which Mouse Button Was Pressed

　9.9 Reading Which Character Key Was Typed

　9.10 Reading Which Noncharacter Key Was Pressed

　9.11 Determining Which Modifier Keys Were Pressed During an Event

　9.12 Determining the Element the Cursor Rolled From/To

　9.13 Synchronizing Sounds to Events

10.Page Navigation Techniques

　10.1 Loading a New Page or Anchor

　10.2 Keeping a Page Out of the Browser History

　10.3 Using a select Element for Navigation

　10.4 Passing Data Between Pages via Cookies

　10.5 Passing Data Between Pages via Frames

　10.6 Passing Data Between Pages via URLs

　10.7 Creating a Contextual (Right-Click) Menu

　10.8 Creating Drop-Down Navigation Menus

　10.9 Providing Navigation Trail Menus

　10.10 Creating Expandable Menus

　10.11 Creating Collapsible XML Menus

11.Managing Style Sheets

　11.1 Assigning Style Sheet Rules to an Element Globally

　11.2 Assigning Style Sheet Rules to a Subgroup of Elements

　11.3 Assigning Style Sheet Rules to an Individual Element

　11.4 Importing External Style Sheets

　11.5 Importing Browser- or Operating System-Specific Style Sheets

　11.6 Changing Imported Style Sheets After Loading

　11.7 Enabling/Disabling Style Sheets

　11.8 Toggling Between Style Sheets for an Element

　11.9 Overriding a Style Sheet Rule

　11.10 Turning Arbitrary Content into a Styled Element

　11.11 Creating Center-Aligned Body Elements

　11.12 Reading Effective Style Sheet Property Values

　11.13 Forcing Recent Browsers into Standards-Compatibility Mode

12.Visual Effects for Stationary Content

　12.1 Precaching Images

　12.2 Swapping Images (Rollovers)

　12.3 Reducing Rollover Image Downloads with JavaScript

　12.4 Reducing Rollover Image Downloads with CSS

　12.5 Dynamically Changing Image Sizes

　12.6 Changing Text Style Properties

　12.7 Offering Body Text Size Choices to Users

　12.8 Creating Custom Link Styles

　12.9 Changing Page Background Colors and Images

　12.10 Hiding and Showing Elements

　12.11 Adjusting Element Transparency

　12.12 Creating Transition Visual Effects

　12.13 Drawing Charts in the Canvas Element

13.Positioning HTML Elements

　13.1 Making an Element Positionable in the Document Space

　13.2 Connecting a Positioned Element to a Body Element

　13.3 Controlling Positioning via a DHTML JavaScript Library

　13.4 Deciding Between div and span Containers

　13.5 Adjusting Positioned Element Stacking Order (Z-order)

　13.6 Centering an Element on Top of Another Element

　13.7 Centering an Element in a Window or Frame

　13.8 Determining the Location of a Nonpositioned Element

　13.9 Animating Straight-Line Element Paths

　13.10 Animating Circular Element Paths

　13.11 Creating a Draggable Element

　13.12 Scrolling div Content

　13.13 Creating a Custom Scrollbar

　13.14 Creating a Slider Control

14.Creating Dynamic Content

　14.1 Writing Dynamic Content During Page Loading

　14.2 Creating New Page Content Dynamically

　14.3 Including External HTML Content

　14.4 Embedding XML Data

　14.5 Embedding Data As JavaScript Objects

　14.6 Transforming XML Data into HTML Tables

　14.7 Transforming JavaScript Objects into HTML Tables

　14.8 Converting an XML Node Tree to JavaScript Objects

　14.9 Creating a New HTML Element

　14.10 Creating Text Content for a New Element

　14.11 Creating Mixed Element and Text Nodes

　14.12 Inserting and Populating an iframe Element

　14.13 Getting a Reference to an HTML Element Object

　14.14 Referencing All Elements of the Same Class

　14.15 Replacing Portions of Body Content

　14.16 Removing Body Content

　14.17 Using XMLHttpRequest for a REST Request

　14.18 Using XMLHttpRequest for a SOAP Call

　14.19 Sorting Dynamic Tables

　14.20 Walking the Document Node Tree

　14.21 Capturing Document Content

15.Dynamic Content Applications

　15.1 Displaying a Random Aphorism

　15.2 Converting a User Selection into an Arbitrary Element

　15.3 Automating the Search-and-Replace of Body Content

　15.4 Designing a User-Editable Content Page

　15.5 Creating a Slide Show

　15.6 Auto-Scrolling the Page

　15.7 Greeting Users with Their Time of Day

　15.8 Displaying the Number of Days Before Christmas

　15.9 Displaying a Countdown Timer

　15.10 Creating a Calendar Date Picker

　15.11 Displaying an Animated Progress Bar

　A.Keyboard Event Character Values

　B.Keyboard Key Code Values

　C.ECMAScript Reserved Keywords

Index