SharePoint 2007 – New instances of this workflow template are currently disallowed
When creating a new custom workflow project using Visual Studio 2008, a strong key file (.snk) file is automatically included in the project to sign the workflow assembly. A...
SharePoint 2007 – Start a Workflow Programmatically
Introduction
This blog post will show you how to start a workflow programmatically every time an item is updated in a SharePoint list. For those who don’t know, Windows Workflow...
How to – Validate Windows Workflow custom activity input
Windows Workflow allow us to perform custom validator input that is executed at design and compile time. The error output is similar as Biztalk Orchestration shape errors.
Adding a validator to...
Windows Workflow – Using the ListenActivity
When the workflow requires interaction with the outside world this activity can become very helpful. The ListenActivity as its name suggests listens for incoming wake-up calls on...
Using WF CallExternalMethod activity in Windows Workflow
The CallExternalMethod Activity allows us to make synchronous communication between Workflow and the Host through the Local Service using Local Service Communication. Local Service Communication allows workflows to communicate...
Windows Workflow – Using the HandleExternalEventActivity
Introduction
This is the first in a series of blog posts dedicated to Windows Workflow. For those who don’t know, Windows Workflow Foundation (WF) is the new engine for building...
Como executar pesquisas ao estado de um Workflow de máquina de estados
Um Workflow de máquina de estados permite que sejam efectuadas pesquisas sobre uma instância. Para tal deve-se usar um objecto da classe StateMachineWorkflowInstance (System.Workflow.Activities), que permite por exemplo obter a...
Ciclo de Webcasts – Introdução ao Windows Workflow Foundation com a Framework 3.5
Nos passados dia 3 e 4 de março fiz uns webcasts para Webcasts4share da Microsoft sob o tema "Introdução ao Windows Workflow Foundation com a Framework 3.5". Ainda não estão...
SharePoint 2007 workflow development
Encontrei esta compilação interessante de recursos sobre desenvolvimento de workflows para SharePoint 2007 no blog do JOPX.SharePoint 2007 workflow developmentThe number of online resources about workflow development on the SharePoint platform is finally increasing....
Error after installing Visual Studio 2005 Extensions for Windows Workflow
After installing VS 2005 Extensions for Windows Workflow , my VS 2005 stopped working.What happens is that he starts a process but he doesn show and consumes 50% of...