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WWF Articles (16) - Page 1

Articles posted by registered members of DotNetFunda.com. You can also post an article and win monthly prizes as well as gain community credit points.

Ambily.raj

Workflow Foundation 4.0 - WorkflowApplication Actions 

Last updated on: 09 Feb 2011 05:44:21 AM by Ambily.raj | Views: 9693 | Category: WWF |
Votes: 2 | Rating: 5 out of 5
Workflow Foundation 4.0 is introduced a significant amount of changes from the previous versions of the technology. We already discussed about various features of Workflow, data model and persistence. In this article we will discuss more about the host application, how we can invoke a workflow and about the various workflow application actions which we can handle in host application.

Ambily.raj

Workflow Foundation 4.0 - Validation 

Last updated on: 02 Feb 2011 12:35:41 AM by Ambily.raj | Views: 10420 | Category: WWF |
Workflow Foundation 4.0 has very good support for custom activity development. One of the areas in custom activity development is validating the properties and its values in design time. In this article we will discuss about various validation options available with workflow foundation 4.0.

Ambily.raj

Workflow Foundation 4.0 - Type Converter 

Last updated on: 22 Jan 2011 04:37:36 AM by Ambily.raj | Views: 9203 | Category: WWF |
Workflow Foundation 4.0 is introduced a significant amount of change in the Activity Designer. In WF4.0, Activity Designers are defined using WPF. Property management and display is one of the important aspects of a custom Activity Designer.

Ambily.raj

Workflow Foundation 4.0 - PersistenceParticipant 

Last updated on: 10 Jan 2011 08:55:00 AM by Ambily.raj | Views: 12449 | Category: WWF |
Votes: 1 | Rating: 5 out of 5
We already discussed about Persistence and Extensions in workflow foundation 4.0. Persistence is the way of storing the current state of a workflow into an instance store. Extensions are special classes for sharing data among child activities, workflow and Host application. In case of normal Extension, the data shared using the Extension won’t be stored to the instance store as part of the Persistence.

Ambily.raj

Workflow Foundation 4.0 - PropertyValueEditor 

Last updated on: 10 Jan 2011 12:04:54 AM by Ambily.raj | Views: 11375 | Category: WWF |
Votes: 1 | Rating: 5 out of 5
Workflow Foundation 4.0 has very good support for custom activity development. We can have our own custom activity with very good look and feel. When you define a custom activity, one of the main requirements is how to manage the associated properties in the property grid.

Ambily.raj

Workflow Foundation 4.0 - WCF Integration 

Last updated on: 06 Jan 2011 12:42:08 AM by Ambily.raj | Views: 13347 | Category: WWF |
Votes: 2 | Rating: 5 out of 5
Workflow Foundation 4.0 is integrated with WCF and WPF. WF 4.0 uses WPF for activity designers and gives a very good support for custom activity designers with full WPF functionality. In this article we will look into the WCF integration to WF4.0.

Ambily.raj

Workflow Foundation 4.0 - Activity Designer 

Last updated on: 05 Jan 2011 12:03:43 AM by Ambily.raj | Views: 70568 | Category: WWF |
Votes: 1 | Rating: 5 out of 5
One of the major changes in Windows Workflow Foundation 4.0 is the Activity Designer. The new Activity Designer is based on WPF.

Ambily.raj

Workflow Foundation 4.0 - Persistence 

Last updated on: 04 Jan 2011 07:44:23 AM by Ambily.raj | Views: 16024 | Category: WWF |
Workflow Foundation 4.0 is introduced a significant amount of changes from the previous versions of the technology. One of the main features of workflow is Persistence. In this article we will be discussing about Persistence.

Ambily.raj

Workflow Foundation 4.0 - Custom Activity 

Last updated on: 09 Dec 2010 11:10:43 PM by Ambily.raj | Views: 22671 | Category: WWF |
Votes: 4 | Rating: 4.75 out of 5
Workflow Foundation 4.0 is introduced a significant amount of change from the previous versions of the technology. This article will be the first in a series of articles. In this article I will be discussing about the introduction to Custom Activity Development. In next articles, I will be concentrating more on the different aspects of Custom Activity Development.

Ambily.raj

Workflow Foundation 4.0 - BookMark 

Last updated on: 09 Dec 2010 11:10:19 PM by Ambily.raj | Views: 29293 | Category: WWF |
Votes: 1 | Rating: 5 out of 5
Workflow Foundation 4.0 is introduced a significant amount of change from the previous versions of the technology. This article will be the second in a series of articles. In this article we will be discussing about the Bookmark and related topics used in Custom Activity Development.

Ambily.raj

Workflow Foundation 4.0 - WorkflowDataContext 

Last updated on: 09 Dec 2010 11:09:42 PM by Ambily.raj | Views: 11735 | Category: WWF |
Workflow Foundation 4.0 is introduced a significant amount of change from the previous versions of the technology. This article will be the third in a series of articles. In this article we will be discussing about how to pass data from host application to workflow without using bookmarks.

Ambily.raj

Workflow Foundation 4.0 - Extension 

Last updated on: 09 Dec 2010 12:04:01 AM by Ambily.raj | Views: 16133 | Category: WWF |
Votes: 2 | Rating: 4.5 out of 5
Workflow Foundation 4.0 is introduced a significant amount of change from the previous versions of the technology. In WF4.0, we are using Extensions for communication between the host and workflow, the workflow and its child activities and between child activities. There are two types of extensions in WF4.0, in this article we will look into the normal extensions.

Devcloudspace

Workflow Foundation Overview & Creating Simple Sequential Workflow 

Last updated on: 21 Oct 2010 09:45:34 PM by Devcloudspace | Views: 19259 | Category: WWF |
Votes: 1 | Rating: 4 out of 5
This article provides overview of Windows Workflow Foundation and step by step to create simple Sequential Workflow which accepts Candidate Name and Years of Experience as parameter and returns ValidCandidate if years of experience is less than 7 otherwise InValidCandidate.

Goldytech

Workflow Local Services using CallExternalMethodActivity 

Last updated on: 21 Aug 2009 07:52:55 AM by Goldytech | Views: 5962 | Category: WWF |
This post will teach you how you can develop local services for the workflow and call them using CallExternalMethodActivity. Sample source code included

Questpond

State Machine Work flow Discussion 

Last updated on: 13 Mar 2009 11:10:57 PM by Questpond | Views: 7448 | Category: WWF |
This is a nice talk between Mr. RC and Mr. Shiv about state machine work flow. RC starts talking about an order project and they end up in a nice discussion which gives us step by step approach of how to execute a state machine work flow. This article was written in a straight half & hour session so please excuse for my English as it’s my second language and for any spelling mistakes….so guys enjoy State machines.

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