Book Image

Microsoft SharePoint 2010 Development with Visual Studio 2010 Expert Cookbook

By : Balaji Kithiganahalli
Book Image

Microsoft SharePoint 2010 Development with Visual Studio 2010 Expert Cookbook

By: Balaji Kithiganahalli

Overview of this book

Microsoft SharePoint 2010, is the best-in-class platform for content management and collaboration. With the combined capabilities of Sharepoint and Visual Studio, developers have an end-to-end business solutions development IDE. To leverage this powerful combination of tools it is necessary to understand the different building blocks. This book will provide necessary concepts and present ways to develop complex business solutions and take them further.SharePoint 2010 Development Cookbook With Visual Studio 2010 is an instructional guide for developing and debugging applications for SharePoint 2010 environment using Visual Studio 2010. The cookbook approach helps you to dip into any recipe that interests you, you can also read it from cover to cover if you want to get hands on with the complete application development cycle.With this book you will learn to develop event handlers, workflows, content types, web parts, client object model applications, and web services for SharePoint 2010 in an instructional manner. You will discover the less known facts behind debugging feature receivers, deployment of web parts, utilizing free toolkits to enhance the development and debugging experience. You will learn the newer development approach called Visual Web Parts, how to develop and deploy Silverlight applications that can be used with Silverlight web part. You will also explore SandBoxed deployment model and its usage. You will create your own web services for SharePoint and the Client Object Model introduced in SharePoint 2010. All in all, you will develop Sharepoint solutions in an instructional manner that eases the learning process.
Table of Contents (15 chapters)
Microsoft SharePoint 2010 Development with Visual Studio 2010: Expert Cookbook
About the Author
About the Reviewers

Creating a pluggable workflow service

For our recipe here, we will rewrite the Chapter 2, Creating a sequential workflow recipe that enacts the credit approval system in such a way that we will remove all the IfElse activities that we used there to verify the credit check. In this recipe, we will have an external method to do that logic for us and raise an event when it is done with its decision. The event will also contain the response back from this external method.

Getting ready

Modify the Credit Approval list that we created in Creating a sequential workflow in Chapter 2 and add a new field named Credit Status of Single line of Text type. The field is not a required field. This is the field where we will store the response from the external method.

How to do it...

  1. Create a new sequential list workflow associated with the Credit Approval List named PluggableWS.

  2. Add a new class file named CreditCheck.cs. Add the Serializable() attribute to the class and define the properties that correspond...