Download Beginning JavaScript and CSS Development with jQuery (Wrox by Richard York PDF

By Richard York

The jQuery JavaScript framework is a emerging superstar on this planet of internet improvement. JavaScript frameworks quite often have grown to develop into immensely well known long ago few years in parallel with the ever-increasing presence of JavaScript-driven, so-called internet 2.0 web content that make heavy use of applied sciences like AJAX and JavaScript quite often for slick graphical improvements that will be very unlikely or even more bulky to include with no JavaScript.

jQuery’s project as a JavaScript library is easy — it strives to make the lives of internet builders more uncomplicated through patching over sure parts of cross-browser improvement and through making different projects ordinarily wanted by way of builders a lot more uncomplicated. jQuery has the genuine, confirmed skill to minimize many traces of plain-vanilla JavaScript to only a couple of traces, and, in lots of circumstances, only a unmarried line. jQuery strives to take away obstacles to JavaScript improvement by means of elimination redundancy anyplace attainable and normalizing cross-browser JavaScript improvement in key parts the place browsers may another way fluctuate, equivalent to Microsoft’s occasion API and the W3C occasion API, and different, extra remedial projects like getting the mouse cursor’s place whilst an occasion has taken place.

jQuery is a compact, light-weight library that at the moment works in Microsoft’s net Explorer browser from model 6 on, Firefox from model 1.5 on, Safari from model 2.0.2 on, Opera from model nine on, and Google’s new Chrome browser from model 0.2 on. Getting began with jQuery is so easy — all you want to do is contain a unmarried hyperlink of markup on your HTML or XHTML records that incorporates the library. all through this publication, I display jQuery’s API (Application Programming Interface) elements intimately and exhibit you ways the entire nuts and bolts of this framework come jointly to help you speedily increase client-side applications.

I additionally hide the jQuery UI library, which makes redundant user-interface (UI) projects at the consumer part ridiculously effortless and obtainable to daily net builders who will possibly not have a lot JavaScript programming services. have you puzzled how web content make digital pop-up home windows utilizing JavaScript, HTML, and CSS? The jQuery UI library offers the power to create those pop-up home windows and comprises the power to animate transitions like fading the window off and on, or having it re-size from very small to complete sized. The jQuery UI library provides the facility to exploit animations and transitions utilizing JavaScript, markup, and CSS that you could be have notion formerly may possibly in simple terms were performed with Adobe’s Flash player.

What This e-book Covers

This ebook covers the jQuery JavaScript framework and the jQuery UI JavaScript framework and demonstrates in nice element tips to use the jQuery framework to get extra effects extra quick out of JavaScript programming. I hide every one technique uncovered by means of jQuery’s API, which includes how to make universal, redundant projects cross even more quick in much less code. a few examples are tools that assist you to pick components from a markup record throughout the DOM and strategies that assist you to traverse via these decisions and filter out them utilizing jQuery’s fine-grained controls. This makes operating with the DOM more uncomplicated and extra easy. I additionally disguise how jQuery gets rid of sure cross-browser, cross-platform improvement complications just like the occasion version; not just does it do away with those complications, however it additionally makes it more straightforward to paintings with occasions by way of decreasing the quantity of code it's essential write to connect occasions. It even can provide the power to simulate events.

Later within the e-book, I conceal how one can leverage the jQuery UI library to make graphically pushed UI widgets. jQuery supplies the power to damage content material up between a number of tabs within the comparable web page. you may have the power to customise the feel and appear of the tabs, or even to create a cultured appear and feel through delivering assorted results that are available in in the event you mouse over tabs and click them. The jQuery UI library additionally makes it effortless to create accordion sidebars, just like the one on Apple’s Mac site. those sidebars have or extra panels, and for those who mouse over an merchandise, one pane transitions to a different through a delicate, seamless animation in which the previous pane collapses and the continuing pane expands.

The jQuery UI library additionally can provide the power to make any aspect draggable with the mouse; by means of clicking and keeping and relocating the mouse, you could stream parts round on a web page. It additionally makes it so easy to create drag-and-drop person interfaces. this is used to make a shedding area the place you are taking parts from different elements of the web page and drop them in one other, as you are going to on your working system’s dossier supervisor should you are looking to flow a folder from one position to a different. you can make lists which are sortable through drag-and-drop, rearranging components in response to the place you drop them. it's also possible to have a consumer interface the place you drag the mouse cursor to make a choice, as you'll on your working system’s dossier supervisor if you happen to are looking to decide upon multiple dossier. Then jQuery UI additionally exposes the power to re-size components on a web page utilizing the mouse. All of these neat issues so you might do in your computer’s computer, you may also do in an internet browser with jQuery UI.

jQuery UI additionally presents a widget for getting into a date right into a box utilizing a pleasant, available JavaScript-driven calendar that pops up for those who click an enter field.

You may also make customized pop-up dialogues which are like digital pop-up home windows, other than they don’t open a separate browser window — they arrive up utilizing markup, CSS, and JavaScript.

Another widget that jQuery UI presents is a graphical slider bar, just like your media player’s quantity control.

As jQuery has performed for JavaScript programming generally, jQuery UI strives to do for redundant graphical consumer interface (GUI) initiatives. jQuery UI promises the power to make expert user-interface widgets with less improvement effort.

This booklet is for a person attracted to doing extra with much less code! you'll have a easy figuring out of JavaScript. I assessment a few easy JavaScript programming strategies, resembling the development API, yet i don't move into nice element concerning the JavaScript language itself. You’ll are looking to have a minimum of a uncomplicated seize of the rfile item version, or DOM, and uncomplicated JavaScript programming syntax. also, you’ll want to know your manner round CSS and HTML, for the reason that wisdom of these applied sciences is usually assumed. an entire newbie could possibly clutch what's occurring within the examples during this ebook yet would possibly not comprehend convinced terminology and programming suggestions that will be awarded in a beginner’s JavaScript consultant, so when you are a newbie and demand with urgent ahead, i like to recommend doing so with a starting JavaScript ebook available to boot. in particular, i like to recommend the subsequent Wrox books for extra support with the basics:
* starting internet Programming with HTML, XHTML, and CSS, 2d ed. (2008), by way of Jon Duckett
* starting CSS: Cascading kind Sheets for website design, second ed. (2007), additionally written via yours truly.
* starting JavaScript, third ed. (2007), by means of Paul Wilton and Jeremy McPeak

For extra wisdom of JavaScript above and past what's lined during this publication, i like to recommend specialist JavaScript for net builders, 2d ed. (2009), through Nicholas C. Zakas.

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Additional resources for Beginning JavaScript and CSS Development with jQuery (Wrox Programmer to Programmer)

Sample text

Place content in semantically appropriate markup containers — use

for paragraphs,


for headings, for example. ❑❑ Make the design high contrast. Imagine what the document would look like in black and white through the eyes of someone with poor vision. Can you easily read the content? ❑❑ Avoid wandering too far away from established user-interface conventions. Can you distinguish hyperlinks from normal content? ❑❑ Make the content keyboard-accessible. Can you navigate without a pointing device?

You choose which elements to style based on the syntax that appears in the first part of a CSS rule, before the first curly brace, which is known as the selector. Here is a sample CSS selector: body form#hProductSummaryDialogue { display: block; position: absolute; z-index: 1; top: 22px; left: 301px; right: 0; bottom: 24px; width: auto; margin: 0; border: none; border-bottom: 1px solid rgb(180, 180, 180); } Using markup and CSS, you are able to assign IDs and class names to elements, and you are able to control the presentational aspects of elements very specifically using selectors.

Storing and Organizing Files How files are organized and stored is important to the maintainability of a document. You should maintain your documents in an easy-to-understand, easy-to-learn directory hierarchy. Different people have different approaches to storing and organizing files, obviously. What matters is that there is an organization scheme, rather than none at all. Some choose to store documents by type and then separate them by application, while others prefer to separate by application first, then sort by type.

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