Practical prototype and scipt aculo us part 6 docx

... gets even more frustrating when extending built-in classes, as Prototype does: String .prototype. strip = function() { // }; String .prototype. gsub = function() { // }; String .prototype. times = ... voodoo. Prototype takes care of this behind the scenes by defining custom element meth- ods on HTMLElement .prototype in browsers that support it, and copying these instance CHAPTER 2...

Ngày tải lên: 03/07/2014, 01:20

... can return an error status code instead of the typical 200. And it can use the content of the response to present a friend- lier error message to the user. PHP lets us do this rather easily. <?php // ... canonical—we just made it up. But Apache delivers this code just fine, and Prototype properly recognizes it as an error code. Test this in your browser. Open up breakfast.php dir...

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... kidding me.” No, I’m serious. There are two reasons why Prototype uses the dollar sign ( $) as part of its naming scheme: • As a shortcut for a method that will be used quite often (e.g., $, ... "Dupont" p + ''; //-> "Andrew Dupont" p.points; //-> 0 p.scorePoints (6) ; p.points; //-> 6 Notice how Prototype is mixing some of its own conventions wi...

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... needs, you can write custom code on top of script .aculo. us. The script .aculo. us Web Site You can learn more about script .aculo. us at its web site, at http://script .aculo. us, which includes collaborative, ... twins. Similarities to Prototype If you know Prototype, you’ll have no trouble picking up script .aculo. us. • It’s MIT-licensed. script .aculo. us carries the same...

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... a constant speed. script .aculo. us Effects Fortunately, script .aculo. us manages all these annoying details for you. It creates a base class for running effects, and then defines scads and scads of specific ... SCRIPT .ACULO. US EFFECTS 221 In other words, from the starting and ending values of each element’s properties, Effect.Morph figures out which CSS properties it needs to...

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... SCRIPT .ACULO. US EFFECTS238 Effect.SlideUp suggests that the element is disappearing into the element right above it. So this pair of effects is useful for collapsible panels, accordion menus, and ... behavior that’s now used in many applications. It helps the reader jump to a different part of the page without losing her original position. CHAPTER 10 ■ INTRODUCTION TO SCRIPT .ACULO....

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... Configurable All of the classes in Prototype and script .aculo. us share a powerful design principle: they’re able to be exhaustively configurable and dead-simple to use at the same time. Is there ... developing with web standards as a social contract between developers and vendors: do your part, and we’ll do ours. Make your scripting environment behave pre- dictably and ration...

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... 2 ■■■ script .aculo. us ■CHAPTER 9 What You Should Know About DHTML and script .aculo. us 193 ■CHAPTER 10 Introduction to script .aculo. us Effects 215 ■CHAPTER 11 Enabling Draggables, Droppables, and Sortables ... In-Place Editors, and Sliders 277 ■CHAPTER 13 Prototype As a Platform 297 ■INDEX 315 iii

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... Methods 159 Using Function#curry 159 Using Function#delay and Function#defer 161 Using Function#bind 164 Summary 165 ■CHAPTER 8 Other Helpful Things: Useful Methods on Built-Ins 167 Using String ... Draggable Options 262 Exploring Droppables 264 Making Droppables 264 Using Callbacks for Droppables 265 Drag -and- Drop: Useful or Tedious? 269 Exploring Sortables 270 Making Sortables...

Ngày tải lên: 03/07/2014, 01:20

... KNOW ABOUT PROTOTYPE, JAVASCRIPT, AND THE DOM4 About the Technical Reviewer After getting hooked on the Web in 19 96 and spending several years pushing pixels and bits for the likes of IBM and Konica ... both for creating Prototype and for inviting me to be a part of Prototype Core. Other team members gave critical moral support: Thomas Fuchs, Tobie Langel, Mislav Marohnic,...

Ngày tải lên: 03/07/2014, 01:20