Answer Questions

• Servehorse To use dependency properties or not

  I'm looking for guidence and best practices for defining workflow properties. I've seen examples and comments where workflow properties are defined as normal .NET properties. I've seen an equal number of examples and comments that use dependency properties within the workflow. I know that you need dependency properties within custom activites in order to permit design time binding to other activities. What about the workflow properties When d ...Show All

• Siddhesh Bhobe Using data objects from database for holding Workflow/Activity-Properties

  Hello, we are building a end-userfriendly workflow engine (with own designer) (see http://forums.microsoft.com/MSDN/ShowPost.aspx PostID=265499&SiteID=1 ) I have only on question (at the moment). Our activities have some properties, all workflows are derived from our own base workflow (with some properties, for example a workflow object which is sent through the whole workflow). The workflow object is used in IfElseActivities. ...Show All

• Arvind Agarwal - Skelta Problem generating default childs on custom sequence activity when embedding the workflow.

  Hello. I have the following problem: I'm hosting the workflow on a win32 application, and I've extended the toolbox solution posted here, http://www.windowsworkflow.net/Downloads/Examples/Workflow%20Designer%20Control%20-%202005-09-24.exe , with the Beta1. I've created a custom sequence activity, in wich I can drop activities inside. I would like that when the user drops my custom sequence activity, a child activity is shown inside it ...Show All

• Light Walker EventDeliveryFailedException :(

  I am working on Hands-On Lab5 and I keep getting EventDeliveryFailedException thrown when ApprovalProposal or RejectProposal gets called. I have my eventsink in the VotingWorkflow set up correctly according to the instruction and in the designer generated code. I have // // JimApprove // this .JimApprove.EventName = "ApprovalProposal" ; this .JimApprove.ID = "JimApprove" ; this .JimApprove.InterfaceType = typeof (Communications ...Show All

• Malik05 satellite laptop

  Vista wont  install the drivers to my infrared, dvd ram, radeon 9000 graphics card, i930 cell phone, activesync, quick touch buttons, and it keeps ending explorer.  If anybody can help me please do so.  I have a toshiba a75-s22 notebook.   Thank you Vista is still in BETA. Therefore the drivers may not be written yet. Check the manufacturers websites. I know ATI have a vista BETA dri ...Show All

• mntlnrg custom SequenceActivity - howto execute multiple times

  Can someone give me a hint how to execute the child activitites of a custom sequence activity multiple times to implement a kind of custom loop actvity What I came up with by now looks too complicated to me somehow, in short pseudo code: Execute: ExecuteNextIteration ExecuteNextIteration: iteration++ if (iteration<max) ExecuteChildActivity (first enabled child, hook to closed event) else CloseActivity OnChildClosed: nextChildAc ...Show All

• Kuma1 Fork and parallelism

  Trying the product and then reading some comments I realized that the activities in a fork does not run in parallel, instead they run from left to right, and top down. Why is the purpose of a fork if it doesn't run in parallel   If I would want the current deterministic fork behavior I shouldn’t implement it a as sequence instead of a fork Is there a simple way to implement the desired parallel fork behavior Maybe I'm missing some co ...Show All

• Patrick Ng Access violation errors

  Hi.   I'm trying to make a DirectShow app in C++. I'm using Visual Studio 2005 Express, and I don't want to use .NET for various uninteresting reasons. I can get programmes to compile fine, but every time I try to run them it comes up with access violation errors. I feel sure there's something fairly simple and probably fairly obvious I'm doing wrong, but I really don't know where to start figuring out what that thing is. In ...Show All

• Tomas Frojdo Windows Mobile (Sync) Not Working

  I upgraded to Vista from XP, where I was using Active Sync 3.8 with my Pocket PC/smartphone device. I've noticed that "Windows Mobile" is the apparent replacement for Active Sync. It spontaneously crashes within minutes of booting up Vista. I also get some kind of truncated error message about Active Sync not being compatible with this OS. I suspect I may have some internal conflict between the old Active Sync application and Windows M ...Show All

• Leyan Relationship to BPMN or BPEL?

  I've installed and played around a bit, but I haven't looked closely at the XML resulting from the designer. Is it BPEL or something else How close is the graphical notation to BPMN from BPMI Yves, you're right, but that's not what I was referrring to. By saying "BPEL notations" I meant vendor-defined notations. Vendors like IBM have also come up with the mappings from their BPEL graphical representations to BPMN. As you ...Show All

• chrisharden FileWatchService and State Machine Workflows

  I have a question in regard to the FileWatcherService activity available for download and how to incorporate it with a statemachine workflow. I am developing a state machine that will react to files being dropped into a FTP store. Based on the file extension and name of the file, a new workflow instance will be started or a persisted one with be reloaded. In either event the appropriate state activity will run. The FileWatchService will need ...Show All

• _Andrew Problem with WorkflowEnvironment Class

  hello, i just start working with workflow foundation and i faced problem with WorkflowEnvironment Class the problem that i can find information about it on the help but when i decided to use it i didn't find it despite the fact that i have refrence to the runtime assembly and i was using beta 1.0 and now installed beta 2.0 so can anyone help It's been since renamed to WorkflowEnvironment. ...Show All

• Nazar Ali UI ergonomy

  Why: Do scrollbars' arrow buttons disappear when not used It makes hard to know if you are at the real top/end of document/area. Do the selection checkboxes disappear when not used This makes hard to know that they exist. Does the splitter between tree and list view disappear when not hovering above it How do you know where is it then (use icon view to see what i am writing about) Do the expansion arrows in tree view disapear ...Show All

• Koob ActivityValidator

  Hello, This my first time with custom activity what i want to do is simple am having a property in my custom activity called Text and i want to validate this property  i don't want this property to be empty so i build my validator class [ ActivityValidator ( typeof ( MyValidatory ))] public partial class Activity1 : Activity { public static DependencyProperty TextProperty = DependencyProperty .Register( "T ...Show All

• Scott Reynolds How to determine if I have 32 Bit or 64 Bit Vista in my PC?

  Hi All, I would like to know how can i determine if i installed the 64 bit or 32 bit Vista OS in my system. I have downloaded both CTP releases and found no difference in the system. I would really appreciate it if someone knows the answer. Thank you and good day. thank u so much for the info, this totally is the best solution..... fast, too! i'm new to vista and don't know much about the OS, but the directions from the link provided were ...Show All