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Interactive screens: Web Panel object

We build a screen similar to the one implemented by the Work With pattern of 
attractions: with a grid with attributes sorted by certain criteria, with filters on data, entered by the user, and actions on the grid data, among other things.

We will implement a web panel with a grid with attributes and variables, and see the system’s Start, Refresh and Load events, as well as user events, particularly the Click associated with an attribute or variable in the grid. We will call the Attraction transaction modified by the pattern, in Update mode. We will see the system’s &Mode variable in transactions, and the values it takes. We will see that the attributes correspond to the output and the variables to the input. We will see how to make a variable Readonly.

Continue with the video “Interactive screens: Web Panel object (cont)

Click here for a PDF transcript of the video.
How to create a product image-gallery
Demo: 7. We view our billing application which was formatted to make it more attractive
Introduction to Web Panels
Programming a Web Panel’s Load Event
Filtering Data from a Web Panel’s Grid
Programming a Web Panel’s Refresh Event
Programming a Web Panel’s Start, Click or User Event
Web Panels with Multiple Grids
Data Selectors: Reusing definitions
Simple For each – base table and order clause
Simple For each – base table and where clause
Simple For each – base table and order clause
Controls: multiple layouts by row in a grid (update course)
Orders, filters and conditions of listed data
Base tables and navigation in Smart Devices objects
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