/// <summary>
/// Queue a work item
/// </summary>
/// <param name="workItemInfo">Work item information</param>
/// <param name="callback">A callback to execute</param>
/// <param name="state">
/// The context object of the work item. Used for passing arguments to the work item.
/// </param>
/// <returns>Returns a work item result</returns>
public IWorkItemResult QueueWorkItem(WorkItemInfo workItemInfo, WorkItemCallback callback, object state)
{
PreQueueWorkItem();
WorkItem workItem = WorkItemFactory.CreateWorkItem(this, WIGStartInfo, workItemInfo, callback, state);
Enqueue(workItem);
return(workItem.GetWorkItemResult());
}
/// <summary>
/// Create a new work item
/// </summary>
/// <param name="workItemsGroup">The WorkItemsGroup of this workitem</param>
/// <param name="wigStartInfo">Work item group start information</param>
/// <param name="workItemInfo">Work item info</param>
/// <param name="callback">A callback to execute</param>
/// <returns>Returns a work item</returns>
public static WorkItem CreateWorkItem(
IWorkItemsGroup workItemsGroup,
WIGStartInfo wigStartInfo,
WorkItemInfo workItemInfo,
WorkItemCallback callback)
{
return(CreateWorkItem(
workItemsGroup,
wigStartInfo,
workItemInfo,
callback,
null));
}
/// <summary>
/// Create a new work item
/// </summary>
/// <param name="workItemsGroup">The WorkItemsGroup of this workitem</param>
/// <param name="wigStartInfo">Work item group start information</param>
/// <param name="workItemInfo">Work item info</param>
/// <param name="callback">A callback to execute</param>
/// <returns>Returns a work item</returns>
public static WorkItem CreateWorkItem(
IWorkItemsGroup workItemsGroup,
WIGStartInfo wigStartInfo,
WorkItemInfo workItemInfo,
WorkItemCallback callback)
{
return CreateWorkItem(
workItemsGroup,
wigStartInfo,
workItemInfo,
callback,
null);
}
/// <summary>
/// Create a new work item
/// </summary>
/// <param name="workItemsGroup">The work items group</param>
/// <param name="wigStartInfo">Work item group start information</param>
/// <param name="workItemInfo">Work item information</param>
/// <param name="callback">A callback to execute</param>
/// <param name="state">
/// The context object of the work item. Used for passing arguments to the work item.
/// </param>
/// <returns>Returns a work item</returns>
public static WorkItem CreateWorkItem(
IWorkItemsGroup workItemsGroup,
WIGStartInfo wigStartInfo,
WorkItemInfo workItemInfo,
WorkItemCallback callback,
object state)
{
ValidateCallback(callback);
ValidateCallback(workItemInfo.PostExecuteWorkItemCallback);
WorkItem workItem = new WorkItem(
workItemsGroup,
new WorkItemInfo(workItemInfo),
callback,
state);
return(workItem);
}
/// <summary>
/// Initialize the callback holding object.
/// </summary>
/// <param name="workItemsGroup">The workItemGroup of the workitem</param>
/// <param name="workItemInfo">The WorkItemInfo of te workitem</param>
/// <param name="callback">Callback delegate for the callback.</param>
/// <param name="state">State with which to call the callback delegate.</param>
///
/// We assume that the WorkItem object is created within the thread
/// that meant to run the callback
public WorkItem(
IWorkItemsGroup workItemsGroup,
WorkItemInfo workItemInfo,
WorkItemCallback callback,
object state)
{
_workItemsGroup = workItemsGroup;
_workItemInfo = workItemInfo;
#if !(WindowsCE)
if (_workItemInfo.UseCallerCallContext || _workItemInfo.UseCallerHttpContext)
{
_callerContext = CallerThreadContext.Capture(_workItemInfo.UseCallerCallContext, _workItemInfo.UseCallerHttpContext);
}
#endif
_callback = callback;
_state = state;
_workItemResult = new WorkItemResult(this);
Initialize();
}
/// <summary>
/// Create a new work item
/// </summary>
/// <param name="workItemsGroup">The WorkItemsGroup of this workitem</param>
/// <param name="wigStartInfo">Work item group start information</param>
/// <param name="callback">A callback to execute</param>
/// <param name="state">
/// The context object of the work item. Used for passing arguments to the work item.
/// </param>
/// <returns>Returns a work item</returns>
public static WorkItem CreateWorkItem(
IWorkItemsGroup workItemsGroup,
WIGStartInfo wigStartInfo,
WorkItemCallback callback,
object state)
{
ValidateCallback(callback);
WorkItemInfo workItemInfo = new WorkItemInfo();
workItemInfo.UseCallerCallContext = wigStartInfo.UseCallerCallContext;
workItemInfo.UseCallerHttpContext = wigStartInfo.UseCallerHttpContext;
workItemInfo.PostExecuteWorkItemCallback = wigStartInfo.PostExecuteWorkItemCallback;
workItemInfo.CallToPostExecute = wigStartInfo.CallToPostExecute;
workItemInfo.DisposeOfStateObjects = wigStartInfo.DisposeOfStateObjects;
workItemInfo.WorkItemPriority = wigStartInfo.WorkItemPriority;
WorkItem workItem = new WorkItem(
workItemsGroup,
workItemInfo,
callback,
state);
return workItem;
}
/// <summary>
/// Create a new work item
/// </summary>
/// <param name="workItemsGroup">The work items group</param>
/// <param name="wigStartInfo">Work item group start information</param>
/// <param name="workItemInfo">Work item information</param>
/// <param name="callback">A callback to execute</param>
/// <param name="state">
/// The context object of the work item. Used for passing arguments to the work item.
/// </param>
/// <returns>Returns a work item</returns>
public static WorkItem CreateWorkItem(
IWorkItemsGroup workItemsGroup,
WIGStartInfo wigStartInfo,
WorkItemInfo workItemInfo,
WorkItemCallback callback,
object state)
{
ValidateCallback(callback);
ValidateCallback(workItemInfo.PostExecuteWorkItemCallback);
WorkItem workItem = new WorkItem(
workItemsGroup,
new WorkItemInfo(workItemInfo),
callback,
state);
return workItem;
}