Book Image

Microsoft Dynamics NAV 2009 Programming Cookbook

By : Matthew Traxinger
Book Image

Microsoft Dynamics NAV 2009 Programming Cookbook

By: Matthew Traxinger

Overview of this book

Microsoft Dynamics NAV 2009 is a business management solution that helps simplify and streamline highly specialized business processes such as finance, manufacturing, customer relationship management, supply chains, analytics, and electronic commerce for small and medium-sized enterprises. ERP systems like NAV thus become the center of a company's day-to-day operations. When you learn to program in an environment like this it opens up doors to many other exciting areas like .NET programming, SQL Server, and Web Services.Microsoft Dynamics NAV 2009 Programming Cookbook will take you through interesting topics that span a wide range of areas such as integrating the NAV system with other software applications like Microsoft Office, creating reports to present information from multiple areas of the system, and so on. You will not only learn the basics of NAV programming, but you will also be exposed to the technologies that surround the NAV system such as .NET programming, SQL Server, and Web Services.The first half of the cookbook will help programmers coming to NAV for the first time by walking them through the building blocks of writing code and creating objects like tables, forms, and reports. The second half focuses on using the technologies surrounding NAV to build better solutions. You will learn how to write .NET code that works with the NAV system and how to integrate the system with other software applications like Microsoft Office or even custom programs. You will also discover some of the features of the Role Tailored Client including creating Pages and custom add-ins.
Table of Contents (18 chapters)
Microsoft Dynamics NAV 2009 Programming Cookbook
Credits
About the author
About the reviewer
Preface
Index

Adding a FlowField to a table


FlowFields are fields that are not actually stored in the database. They are calculated fields that the user can call upon instead of performing the calculation themselves. This recipe will show you how to add a FlowField to your tables.

How to do it...

  1. Follow the steps from the Creating a Table recipe to create a table.

  2. Add the following field to the table:

    Field No.

    Field Name

    Data Type

    Length

    10

    Sell-to Customer No.

    Code

    20

  3. View the Properties for this field (Shift + F4).

  4. Set the following properties:

    Property

    Value

    FieldClass

    FlowField

    CalcFormula

    Lookup("Sales Invoice Header"."Sell-to Customer No." WHERE (No.=FIELD(Document No.)))

    Editable

    No

  5. Close the Properties Window.

  6. Save and close your table.

How it works...

To start, we create a field like any other field. It should have an ID number, name, and type. In order to make it a FlowField, we have to change the property named FieldClass. This tells the system whether or not this is an...