Archive for December, 2007
ADF Faces RC: Strategies to find a popup component on a page to launch with a clientListener
Friday, December 21st, 2007One of two options to launch a popup dialog is to use client side JavaScript. The other option - which should be your first choice whenever possible - is to add the af:showPopupBehavior element to the component you use to launch the dialog. However, in this blog entry, I want to cover strategies to find [...]
JDeveloper 10.1.3.x: The 2 most useful hidden IDE features
Thursday, December 20th, 2007Okay, I cheated and the features are not hidden, but kind of unknown unless you careful listened to new feature presentations or attended Shay Shmeltzer's Oracle Open World presentation. Hands up who did ! --- Okay, a few - which therefore are good to go and grab a coffee
No, serious. If you work [...]
ADF Faces RC : Initially expanding all nodes in a tree or tree table
Wednesday, December 19th, 2007One of the samples I blogged for ADF Faces in 10.1.3 was how to initially expand all nodes of a tree component. The tip given for the 10.1.3 release needs a slight modification to work successfully in JDeveloper 11 and ADF Faces Rich Client. Initially all nodes in a tree a closed so the user [...]
ADF Faces: Starting and stopping a progress indicator
Monday, December 17th, 2007The af:progressIndicator element provides you a visual aid for the time a user has to wait for a specific action (e.g. a connection or service call) to finish. A question that came up on OTN was of how to stop the progress bar once the task is finished.
The progress bar is bound to an implementation [...]
JavaPolis 2007
Wednesday, December 12th, 2007I always wanted to sit in a conference room and write a blog entry about whats going on while its going on - just to see how it feels. Today I took my chance! Its my 3rd day at JavaPolis (also known as the Belgium Java User Group - BeJUG) - 2 days of University [...]
How-to access username and password protected Java EE Web services from ADF
Wednesday, December 12th, 2007Some papers have a longer writing cycle that others, and so was this. Its not a long paper, but I actually got on and off far too often while writing it. I started writing while preparing for my OOW 2007 session in which I presented the integration of ADF in SOA. A good portion of [...]
ADF Faces: Startegies to add a return listener when launching a dialog programmatically
Friday, December 7th, 2007Also a question from the JDeveloper forum on OTN: How do you assign a return listener to a dialog that is launched programmatically from a managed bean?
Actually you have two options for assigning a return listener to a dialog you launch programmatically. If the dialog is launched as a result of an action event, then [...]
ADF Faces: Detecting user navigation off the current page
Thursday, December 6th, 2007All page navigation in JavaServer Faces is by postback requests, which means that the current page calls itself to then navigate of the current page if a navigation event is fired. If your application needs to detect a page navigation before its actually performed - e.g. to perform some housekeeping - then one option is [...]
In preparation for JavaPolis 2007 - DVT Gauge Component
Wednesday, December 5th, 2007I am using the breaks during the UK Usergroup this week to prepare for JavaPolis in Belgium next week. I signed up for a three hours "IDE in Action" presentation about JavaEE 5.0 development with Oracle JDeveloper. The session is scheduled for Monday morning - 9:45 am - in case you are interested to join. [...]
ADF Faces RC: About the af:table varStatus
Monday, December 3rd, 2007Ever wondered what the varStatus property of the af:table is good for? If you look at the component description, then you find the following hint
Name of the EL variable used to reference the varStatus information. Once this component has completed rendering, this variable is removed (or reverted back to its previous value). The VarStatus provides [...]
