Disbling buttons when new record is created in ADF form

In some cases, we might want to disable some of the buttons / items in the page (say navigation buttons), when a new record is created in the form.  To achieve this, we would start from Sireesha's excellent blog : https://blogs.oracle.com/adf/entry/highlighting_new_rows_in_adf  . In this blog, insight is given on entityState of a row.  Before starting, assuming that we have a Form (Say based on Employees), with navigation, create, commit and rollback buttons. Our usecase is to...

Thursday, January 23, 2014 | Faces | Read More

ADF Faces Layout Basics - New Whitepaper Released

As the title suggests, basics of layout components available in ADF Faces is covered in this whitepaper. This paper can be accessed from this location : http://www.oracle.com/technetwork/developer-tools/adf/learnmore/adffaceslayoutbasics-2046652.pdf In a nutshell, this paper talks about different layout components available in ADF their geometry management example situations during which a particular component can be used reverse engineering some of the popular websites and solution...

Monday, November 25, 2013 | Faces | Read More

Building Tag Cloud Declarative ADF Component

When building a website, there could a requirement to add a tag cloud to let the users know the popular tags (or terms) used in the site. In this blog, we would build a simple declarative component to be used as tag cloud in the page. To start with, we would first create the declarative component, which could display the tag cloud. We will do that by creating a new custom application from the new gallery. Give a name for the app and the project and from the new gallery, let us...

Wednesday, October 23, 2013 | Faces | Read More

How to create cascading (depending) auto suggest behavior using BC4J

In continuation to my previous blog on "How to create multi level cascading (dependent) list of values using BC4J", i am trying to leverage a similar usecase using af:autoSuggestBehavior in this article. Though the usecase looks same, the implementation is slightly different for this. Let us assume a usecase where we have some text fields with auto suggest feature enabled, and their suggested items could be dependent on one other. For ex : Country, State and City. This could be...

Thursday, January 17, 2013 | Faces | Read More

Display Holiday Name in af:calendar

When using af:calendar component in the realtime applications, there is a frequent requirement to display the holdays in it. In this article, we will see how to achieve that. After setting the environment, we would be expecting the output as shown in the below image. Assuming we already have a page with calendar, the individual date level customizations can be done by using DateCustomizer. For this, we would create a custom class that extends DateCustomizer class. public class...

Monday, January 14, 2013 | Faces | Read More

Restrict number of characters to be typed for af:autoSuggestBehavior

When using AutoSuggestBehavior for a UI Component, the auto suggest list is displayed as soon as the user starts typing in the field. In this article, we will find how to restrict the autosuggest list to be displayed till the user types in couple of characters. This would be more useful in the low latency networks and also the autosuggest list is bigger. We could display a static message to let the user know that they need to type in more characters toget a list for picking a...

Monday, November 26, 2012 | ADF | Read More

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