This sequence of processing steps in web Dynpro is called the ‘Phase Model’. Executing all the tasks in the phase model is the responsibility of the Web Dynpro framework. Each step is executed only once and errors if any are captured. You do not have to declare a view as an interface view as is the case with interface nodes.Īnswer: Whenever a roundtrip occurs from the client (browser) to the server, a sequence of processing steps is executed. When do, views become available in the interface Controller?Īnswer: Whenever we embed any view in a window, now that view becomes automatically available to the Interface Controller and shows up as an interface view in the Interface Controller. It is useful because it creates the different Applications for Component.Īnswer: Hook methods are standard web Dynpro methods that are called at different scenarios in the web Dynpro lifecycle.ġ4. What is the purpose of interface view property?Īnswer: The interface view is created whenever the window is created. What is the importance of the interface controller in Web Dynpro ABAP?Īnswer: The interface controller is a type of controller which is responsible for communicating with external web Dynpro components. Service call helps us to automatically create context nodes and a web Dynpro method as per as the Function Module/Class method parameters.ġ1. Can you please explain what is service call in Web Dynpro ABAP? What is it used for?Īnswer: A service call is a Wizard-based tool which is used to call any existing function module or methods of an existing class within a Web Dynpro component.
#Web dynpro java basics code
Can we create a Transaction code for Web Dynpro ABAP Application?Īnswer: Yes, we can create a Transaction code for web Dynpro application. So if at all you want to use multiple layouts in one view, you can create multiple transparent containers and assign different layouts to them.ĩ. For example, you define the layout for your view at the ROOTUIELEMENT container level. Can you use multiple layouts in one view?Īnswer: Layouts can be assigned at the container level.
It controls the entire activity of your Web Dynpro Component.Ĩ. It is like a Global or Top Include for your program. It is the backbone of your Web Dynpro Component. What is the use of Window Controller in Web Dynpro?Īnswer: Window controller exists for each window and contains a method of writing coding logic.Īnswer: Component Controller is the King of all Controllers. A standard output consists of a header, toolbar, and an output table and the user can make the settings add column display, aggregations, sorting options using additional dialog boxes.Ħ. What is the use of SAP List Viewer in Web Dynpro?Īnswer: SAP List viewer is used to add the ALV component and provides a flexible environment to display lists and tabular structures. These are user interactive messages that display important information about Web Dynpro application.ĥ. These messages are displayed on the screen. How do you manage information for end-users in Web Dynpro application?Īnswer: In ABAP Workbench, you can also create and show messages that contain information for end-users of Dynpro application. Just like all other inbound plugs, they represent an event and thus call the event handler assigned to them.Ĥ. Inbound plugs within a window lead from the outbound plug of a view to the embedding window. A view can only be displayed when it is embedded in a view and a window always contain one or more views that are connected by navigation links.Įach window contains inbound and outbound plugs and they can be included in the navigation chain. You can view this information using T-code: RZ20.Īnswer: In Web Dynpro, the window is used to use multiple views or view sets.
Information is stored about Web Dynpro application and is stored. How do you monitor a Web Dynpro application?Īnswer: You can monitor the Web Dynpro application using an ABAP monitor. Using graphical tools reduces the implementation effort and you can better reuse and maintain components in ABAP workbench. Answer: Web Dynpro is standard SAP UI technology that allows you to develop web applications using graphical tools and development environment integrated with ABAP workbench.