dojo

You can write scripts with Dojo, and can include as little or as much of the available APIs as you want to suit your needs.

The last step before deploying your application into the production environment is to produce a Dojo build.

That said, the unit tests of Dojo almost all follow a common structure to make it simple for new module owners to pick up and run with it.

Dojo makes it easy to transfer HTML form data into HTTP requests, and that is all you will need to do for these single-request actions.

Collectively, the various layers of the Dojo architecture produce a comprehensive integrated toolkit that addresses most development needs.

The initial bit of code shown in Listing 1 sets the path for dojo. js and turns debug mode on so you can test your output.

Finally, the last thing added was a call to your chart's setTheme method, passing in one of the many color themes that Dojo provides.

You examined how the view and controller of a simple, yet functioning, Dojo-based reader can be implemented.

Recheck the dependency of your project on Dojo that you set up in the previous paragraph (see Figure 3).

Dojo provides themed UI widgets that appear as if the application is running native to the device.

Before digging deep into the Dojo tree creation process, the next section covers a few essential concepts for creating a lazy loaded tree.

Also, add the lines shown in Listing 5 to the so-far empty script tag with the your Dojo-based application code goes here code comment.

Next, you use Dojo's convenience function, dojo. formToObject, to turn all of the data from the form into a JavaScript object.

The AppStore, an implementation of the dojo. data APIs, that provides a data storage solution supported by an application server.

Now you are ready to use all of this back-end code on the client to create a UI using Dojo.

For anyone who wants to contribute to Dojo, dojo. data or not, I highly encourage you to do so!

If it's a little too bright for you, Dojo provides more than thirty themes.

Sometime later, I did find out that this dojo had a very good reputation and was there more than 50 years.

Zip up the dojo directory, WEB-INF directory, and index. html file into a WAR file called MyDojoClientApplication. war.

Listing 4 shows a simple example of a Dojo component for a special button to the user in an HTML page.

Now you are ready to install some application services, and tie the Dojo client into them.

The templatePath attribute tells Dojo that this widget is to use the specified HTML template for rendering.

Dojo isn't tied to any specific server-side toolkit -- meaning it can be used with PHP, Java servlets, . NET, or any other back end.

It has loaded the dojo AJAX framework from the server while simultaneously making a call to a resource on the server to fetch news articles.

This tells Dojo to look for an HTML element with ID pie-chart and use this as the parent element of the chart that will be created.

Learn how the Dojo Toolkit can save you time, deliver powerful performance, and scale with your development process.

The technique of constructing a Dojo window and linking to an instance of this in the theme can be used in many different situations.

To get Dojo to recognize the body of your page as a control and hence track mouse movements, you must give the body a name.

Since Dojo lets you assign a target URL to a div container, we create a div that will reference our widget that we exposed as a resource.

Dojo is really the only other major open source framework attempting to provide an integrated application platform similar to Ext.

The widgets are built out of two primary ingredients that we already have: Dojo toolkit constructs and the data.

Additionally, the JavaScript dojo. parser needs to be included as well.

So for the purposes of this article, we'll use Dojo and provide a sample using FCKEditor, as well.

The following steps show you how to update a Dojo Toolkit that you might have installed into your web project at an earlier time.

The rest of the implementation is delegated to Dojo, which provides APIs that let us show and hide the dialog box including its content.

The Dojo data APIs abstract the concept of unique data formats from the widgets that display the user interface.

The next step in the evolution of this model is wrapping one toolkit (like Dojo) with another like (JSF).

Using either one of the CDNs or downloading the Dojo Toolkit files yourself, you can take advantage of prewritten and tested functions.

China's domestic stock market may have resound its dojo, but one question hangs over the market: Where are the investors?

The Dojo toolkit provides almost any kind of library or utility you might need for building the client side of your web application.

One of Dojo's strong selling points is that its widgets are extensible, enabling you to create composite widgets from simpler ones.

Then you use Dojo's dojo. toJson function to turn this into a JSON string.

In this case, the message is handled in a way that makes it easier for the user to work with the HTML-Dojo form.

Unpack the contents of the archive into a folder, paying attention to the location of where the dojo. js file is unzipped.

These message sections are compiled from Dojo widgets that are used to display the input elements that the user interacts with.

A few of the most promising and well-designed toolkits that we have used are: Dojo, Rico, and DWR (see Resources).

These translations, I think there were 12 languages, were all sent back to Dojo as open source contributions.

To link in the Dojo file from one of the CDNs, modify your index. html file to look like the one in Listing 3.

The type sample. ScoreWidget is the custom dojo widget used for subscription and display purposes.

So does it mean that applications can't use DOJO tree widgets in browsers if the number of nodes is more than a few hundreds ?

Expand Dojo in the Snippets pane, then drag dojo. require into a JavaScript block in the helloworldapp. html editing pane.

As the example shows, Dojo applications cannot be tested by simple IDE recording.

His interests include social networks, Web application development, WebSphere Application Server, Dojo, and delivering technical courses.

The show function must dynamically create a Dojo window object and put the PlaceStatistics content into it as shown in listing 10.

Dojo is an open source JavaScript user interface (UI) toolkit that facilitates rapid deployment of JavaScript applications.

ScoreWidget. js is the dojo widget used for subscribing to channels and displaying the results.

Your answer was "Just saves three bytes each time we need to say 'dojo' in the given code block. "

To make your report highly interactive, you want a client-side solution, and the Dojo toolkit is an excellent fit.

You simply create a profile for your application in which you specify which Dojo components you are using.

The following portion of XHTML file shows how the custom JSF compoenent was used to generate the DOJO's tree and tabbed pane widgets.

We've tried to cover those topics that are frequently used in Dojo-based applications.

After adding the Dojo facet, these options are accessible in the project properties Dojo Toolkit page, as shown in Figure 20.

While Dojo is a great toolkit, we feel that Ext offers a more cohesive framework for developing applications.

In dojo. connect both the context where the trigger method is defined and the context where the target method is defined should be supplied.

Custom JSF components were used to generate the necessary HTML for the Tree and Split Container components of DOJO.

Becky: Accessibility is very important to IBM and with so many IBM product teams considering Dojo, we needed to make it accessible.

When a user works with a human task, Business Space loads the HTML-Dojo form that is specified in the client settings of the human task.

Dojo charting also now has animation effects for zoom in and out that will improve the user experience.

Now that you are calling the service with the Dojo code, you can update the contents of the div element to include the query results.

A good starting point is the components shown in the dojo. require section.

Becky: Since the ARIA techniques we are using in Dojo are fairly new, there wasn't much existing documentation to rely on or refer to.

This function allows loading parts of the Dojo toolkit not already provided in the base dojo. js.

You can create advanced, rich text-based UIs by perfectly combining the Dojo Tree widget with a REST-based data store.

You can see that Dojo provides tree, table, and many other widgets that help you create a desktop-like UI.

There are several ways you can reduce the initial download time of your Dojo applications.

Notice that the Dojo widgets of the input and output are enabled or disabled depending on the mode that the HTML page is displayed in.

It took me awhile to build up a rapport with folks and to feel confident in making changes to the Dojo code.

WebSphere Integration Developer selects the best-fitting Dojo widget for each field of the business object, depending on data type.

Dojo has proven to be hard to keep up with, as new versions come out very often and the code changes a lot between even minor versions.

Dojo also provides a set of widget libraries that you can use directly in any application.

The last content pane will contain Dojo buttons that enable a user to act on a selected item in the grid.

As previously seen, widgets must inherit from the dijit. _Widget class, which defines and provides the basic behavior for a Dojo widget.

With MVC in Dojo trees, tree creation starts from controller, goes to model, then to view, as shown in Figure 1.

Dojo charts provide the ability to assign custom labels to any axis.

To enable your application to use Dojo, add zero. dojo as a dependency to your application.

Black box reuse: the Dojo widget mechanism allows developers to compose new applications from widgets without knowing their internals.

As a result, during page loads, numerous sequential synchronous Ajax calls are made to load JavaScript snippets to support the Dojo widgets.

It is the beginning of summer , when spawning dojo have soft bones and are at their best for the table .

Dojo has a package system for structuring the application classes in files and loading them through the dojo. require function.

postscript drives the Dojo widget life cycle methods, but provides no benefit to a standard Dojo class.

In turn, Laszlo will contribute libraries to the Dojo Foundation, thereby advancing the growing open source communities at large.

Modified scripts that will automate selection on Dojo combo box are shown in Figure 3.

In this case, the dojox. mobile. parser is a scaled-down version of the dojo. parser and is better optimized for mobile devices.

However, it also has Dojo-specific attributes added to its elements.

The code generated by the tool follows the recommended practices for using a Dojo toolkit-based portal application.

The first noticeable Dojo dependency in this section is the use of the tundra class inside the body.

However, the generic framework concept that we developed would apply even to applications that use Dojo, but don't use Business Space.

See the Resources below for a list of helpful links to get you on your way to creating RESTful services using Dojo and JAX-RS.

More information on other Ajax technologies (including Dojo) can be found in the developerWorks Ajax resource center.

Note: This roadmap uses Aptana as the IDE and Dojo as the Ajax framework, but you can change the configuration to suit your needs.

Finally, you make another call to dojo. addOnLoad so that this function will be executed at start-up.

If you build a RESTful service that fits these conventions, you can use the dojo. rpc. Rest object to make the calls for you.

Next, click the Browse Folder button and navigate to the dojo folder within your WebContent folder, as shown in Figure 9.

Dojo also provides APIs for making asynchronous XMLHttpRequest calls for fetching data from the server without refreshing the page.

If you're not currently using something, I hope I've convinced you to try Dojo or YUI.

So, people had to ease back on Dojo contributions as they were wrapping up projects for their employers.

Dojo's data abstraction layer, dojo. data, provides a standard API for Dojo applications to access a variety of back-end services.

The code begins by declaring the widget to be created: dojo. provide( "ibm. widget. ItemDetails" ); .

In addition to calling standard Ajax-style services, you can also use the Dojo Toolkit to call RESTful web services.

On the left, diji. Tree is the Dojo UI widget being used to display directory information contained on the server.

Once uncompressed, the build directory will contain the Dojo toolkit as well as the ShrinkSafe utility.

A sample grid format for a Dojo tree is shown in Listing 3.

Dojo is an open source JavaScript toolkit that includes a JavaScript library, widgets, build tools, testing frameworks, and more.

Actions performed on Dojo widgets, including text field, button, checkbox, and radio button, may behave the same as with HTML widgets.

It also provides some specific examples from Dojo and YUI, as well.

For complex Dojo widgets, a possible solution is to use the runScript(String) function, as Selenium provides good support for JavaScript.

Dojo will automatically scan the template for these attach points and then create the contextual this variable with the same names.

Leverages Web 2. 0 technologies through XML, AJAX, and Dojo widgets for a more streamlined purchasing process.

The photo sharing actions that map to a single HTTP request (see Table 4) can be implemented very easily using the Dojo JavaScript toolkit.

This component extends the AccordianContainer Dojo widget and leverages various AJAX visual effects provided by the Dojo library.

Dojo widgets are Ajax-based UI components that can be reused with a single line of HTML code.

We also added to the tree, for editable nodes, a trick we found in one of the Dojo forums.

Construct a standard Dojo XHR invocation structure containing the URL, arguments, and data format metadata.

In Dojo, the AutoComplete widget provides a suggestion list for a text entry.

Use one of the publicly hosted Dojo files locations.

Each level of the Dojo tree consists of an icon and a label.

Taking a closer look at an implementation design, Listing 1 shows part of the client side code listing for an HTML page that uses Dojo.

Notice that you just create a normal HTML form, but you use some extra Dojo-specific attributes.

The JavaScript language lacks namespaces or packages, something Dojo and YUI overcome in how their code is named and packaged.

Low-level API and compatibility layers provided by Dojo help you write applications compatible across browsers.

ShrinkSafe is a wonderful little utility that is provided with the Dojo toolkit and acts as a compression utility for your JavaScript code.

Figure 10 shows the final outcome of the Dojo widget customization for the grid table select editor, with different options per row.

Dojo is built around a hierarchical packaging system that allows for modular development using namespaces.

Because Dojo only provides callbacks for the icon class and the label, there is not an easy way to disable the look for the rest of the row.

As a Dojo developer, you select the components you want to utilize and only load those components.

This tutorial focuses on Dojo and Zimbra, as they are two of the most capable and mature Ajax tools available.

The existing global navigation is rendered with a Dojo widget.

A client is implemented using Ajax (Dojo toolkit) and uses REST calls to communicate with the application server.

Most of the samples are located in the tests directories within the Dojo source code.

The real power of dojox. data is the ability to combine it with a wide array of Dojo UI widgets.

Dojo supports Ajax, which makes the application more responsive and improves the overall efficiency.

The store and model are ready, so go ahead and create the Dojo tree as shown in Listing 4.

This kind of parent-child relationship can be shown on a Dojo tree.

This is especially useful when testing how the Dojo JavaScript client code interacts with the server-side application services.

Click does not actually perform the click action for multiple Dojo widgets.

Firebug is also very helpful in figuring out which style attributes are being used in the Dojo widgets.

Setting the body class to tundra kicks in the use of the Dojo tundra theme.

YUI and Dojo each feature extensive online documentation from full-on tutorials to detailed, step-by-step examples.

The Javascript takes time to create DOJO tree nodes in IE or Mozilla when the number of nodes in the Tree is more than a few hundreds.

Unzip the dojo-sample. zip into a folder.

If the application space is active, a role list will be returned and displayed in a Dojo ComboBox.

When a single parameter is used, Dojo expects it to be the function to execute when Dojo is loaded.

The method dojo. require will dynamically retrieve the JavaScript code and load them in the page.

You used several key technologies to remove tedious boilerplate code both from the server side and the client side: JPA, JAX-RS, and Dojo.

For additional information, you can follow the Adding Dojo widgets to existing Java EE Web pages link in the Resources section.

The answer is simple: Dojo widgets are simply JavaScript objects with public methods, and all you need to do is call these methods.

Here you once again use Dojo's Ajax utilities to access data provided by the JAX-RS end point created earlier.

Dojo is a palatable solution for Ajax developers at all levels.

It uses Dojo for some of the administrative console portlets.

A key point in using Selenium to test Dojo applications is recognizing Dojo widgets and recording their actions.

Like many widgets in Dojo, a grid has its own data model, called a data store, which the grid can access.

The statement tells the dojo. parser where to locate the appropriate Dojo Toolkit JavaScript file the page uses.

The only exception is the TextArea, which cannot be disabled because of limitations in the version 1. 02 release of Dojo.

The sorting uses the customized implementation of the comparator interface, which is provided by the Dojo API.

For file uploading and downloading, the REST handler uses the dojo. io. iframe. send API.

First, you once again use Dojo to wire up an event handler to a button click on the form.

Full browser-based development environment including a GUI editor for modeling feeds and flows, and a page editor that is DOJO aware.

All of the Dojo folks are very supportive but it really does help to meet people face to face.

Figure 2 shows the project content before you add the Dojo Toolkit (note that there is no dojo folder).

Bomb enemy Engineers, Dog, Bears, or Dojo Cores that come into play since you want to deny your opponent any Oil Derricks.

The second method is using the WebSphere sMash Dojo datagrid widget to add a simple user interface to your service.

For this exercise, the Dojo Web page will request a JSON data format when calling this operation.

A visually rich dashboard containing dynamic graphs and charts could be rendered using the native Dojo support.

Use the sendmail function to include the primary business logic and the code for creating and displaying Dojo widgets.

This article ties together the installation steps for the ATF and creates an example Ajax application using Eclipse, the ATF, and Dojo.

Out of the box, Dojo provides a rich set of data stores for well known services, such as Google, Flickr, and more.

Though your initial production is very simplistic, Dojo allows for expansion, which can include fancy user interface features later on.

There is an active user and developer community, with hundreds of daily messages in the dojo-interest mailing list.

Drag Dojo components to the source view for more precise placement of the Dojo tags.

You tell Dojo to execute the init function once everything else (all of the Dojo components) are loaded.

Figure 2 shows an early look of our application using the Dojo soria theme out of the box.

Updating, adding, and deleting Dojo trees can be easy when you use the methods provided by JsonRestStore.

Understand that the intent of this article is to show how to tie Dojo to server-side application services.

But the dojo is a great way to get people to think about and incorporate clean coding techniques into their own work.

As previously stated, a Dojo widget is a Dojo class declaration that inherits from a special class: the dijit. _Widget class.

The Dojo contributors e-mail list is used to discuss new ideas, issues, and proposals before large scale changes are made.

In other words, select the device you are targeting and pick the correct theme, and Dojo then does the rest.

These behaviors have been abstracted from the user via the Dojo toolkit.

The popular Ajax framework, Dojo, is packaged as an add-on library.

After adding the Dojo Toolkit facet, you should see a folder labeled dojo under WebContent, as shown in Figure 5.

So, we decided to use Dojo, but to customize it, and there are many aspects to this process.

On top of the Dojo core, the DIJIT layer provides the widget system as well as many widgets.

This even includes a visual editor for getting started with designing Dojo-rich pages quickly.

The widget uses a Dojo JavaScript class (BGRestClient) to perform asynchronous REST calls for specified resources.

As Figure 3 shows, it is a good practice to have each dojo module contain unit tests for just that module.

The dojo. rpc. Rest object simplifies the traditional service calls even further.

The graphs in the widgets leverage the Dojo charting API to create interactive components.

On the combo box, however, date selector and other additional widgets provided by Dojo may require specific handling.

Listing 13 shows the final formatted output of the JSON grid provider, and it can be sent to any Dojo grid client.

Dojo follows a similar approach, though its implementation is simpler.

The article also highlighted the strong points of the Dojo toolkit.

(The Source pane provides more precise placement of the Dojo tags).

In the previous section, you saw two ways of binding to the click event: YUI's Event and Dojo's connect.

This is one of the more rich widgets in Dojo, and so it requires some extra CSS as well.

At runtime, the Web page will display the data returned in the JSON result inside Dojo components.

The blog reader view is implemented as a single HTML file that leverages Dojo.

Dojo is a commonly used JavaScript tool kit to construct dynamic web interfaces.

UI Library, Dojo, and MochiKit all provide a similar level of abstraction without needing to resort to code generation.

The fetching of the content of this root collection is another case in which the Dojo toolkit is used.

If the funding continues, an ever-evolving Dojo will be around for quite some time.

Dojo provides support for cross domain communication.

The ATF, Dojo, and Zimbra are key components to this advancement.

The way WebSphere sMash includes Dojo libraries facilitated a quick start in the environment.

The first script tag initializes the Dojo toolkit by simply loading the dojo. js bootstrap file.

Figure 1 shows a screenshot of a mail application demo that uses Dojo.

You'll create this hierarchy using a Dojo tree with lazy loading to make the application more efficient.

If the messages are not empty, the content is added to the Dojo widgets on the page.

Dojo has three basic skins that can be used out of the box: soria, tundra, and nihilo.

Dojo, GWT and OpenLazlo do a great job with their widget toolkits, but do not have a broad application platform to offer.

The Dojo grid client can directly show the produced output to the consumer.

The Dojo provides JavaScript methods that you can use to animate elements, fade them in and out, and make Ajax calls.

There are many articles on design patterns, which include examples with JavaScript and Dojo.

Do not lean on the dojo walls.

All these reason, and the lack of volunteers willing to work with the Dojo tags have forced us to deprecate the Ajax tags.

You can implement a Dojo tree provider similarly to the Dojo Grid provider.

The included WAR file is provided as an example of the recommended format for structuring Dojo applications as of Dojo version 1. 7.

The dojoType attribute causes the Dojo toolkit to manage the tag in a special way.

Using patch software, like patch. exe or Eclipse, apply the patch for Dojo.

Under this agreement, you can use the Dojo Toolkit in Laszlo's open source projects.

Do this by calling the Dojo string utility function substitute.

Currently, I'm the primary owner of the dojo. data module of Dojo.

When your customized Dojo widget is created, it needs to be inserted into your HTML page so it can be used.

He started his training at Chuo Kendo Dojo in 1964, at age of 15.

The Dojo campus holds many good tips and cookies regarding using Dojo.

Base is the kernel of the Dojo Toolkit and consists of dojo. js.

You now have a basic understanding of creating the components of a Dojo project using the ATF in Eclipse.

The package system manages the loading of all modules after dojo. js has been loaded into the page.

This creates the Dojo Editor2 widget programmatically and replaces the content with the values in the bound node from the XML Instance.

The client uses the Dojo JavaScript library to submit an asynchronous request for resources to JESTServlet using the JEST URI syntax.

Upon entering or leaving the dojo, show respect by bowing to the dojo.

You just need to create a Dojo JSON service instance with the given URL exposed by RPC adapter.

Figure 4 shows a Dojo pop-up window with a message to alert users.

Notice that you use Dojo's package management system (dojo. require) to download Dojo's 2D chart object, dojox. charting. Chart2D.

Then Dojo can find the correct path to load the message bundle files.

In production, you would create an optimized Dojo build anyway (see Resources).

To use Dojo in our HTML client page, we need to import the dojo. js script, using the scripts shown in listing 8.

I'm really pleased with the new " Dojo Book, " our online manual.

The EAR file that accompanies this article contains the servlet and the Dojo widget that is used to form a UI to the Place Statistics data.

The Dojo Chart2D object usually consists of four parts: theme, plot, axis and series (data).

You can modify the navigation bar without making changes to Dojo.