private void QuitGame_Click(object sender, EventArgs e)
{
if (WorkflowInstanceId == Guid.Empty)
{
MessageBox.Show("Please select a workflow.");
return;
}
WorkflowApplicationInstance instance = WorkflowApplication.GetInstance(WorkflowInstanceId, store);
// Use the persisted WorkflowIdentity to retrieve the correct workflow
// definition from the dictionary.
Activity wf = WorkflowVersionMap.GetWorkflowDefinition(instance.DefinitionIdentity);
// Associate the WorkflowApplication with the correct definition
WorkflowApplication wfApp = new WorkflowApplication(wf, instance.DefinitionIdentity);
// Configure the extensions and lifecycle handlers
ConfigureWorkflowApplication(wfApp);
// Load the workflow.
wfApp.Load(instance);
// Terminate the workflow.
wfApp.Terminate("User resigns.");
}
private void InstanceId_SelectedIndexChanged(object sender, EventArgs e)
{
if (InstanceId.SelectedIndex == -1)
{
return;
}
// Clear the status window.
WorkflowStatus.Clear();
// Get the workflow version and display it.
// If the workflow is just starting then this info will not
// be available in the persistence store so do not try and retrieve it.
if (!WorkflowStarting)
{
WorkflowApplicationInstance instance =
WorkflowApplication.GetInstance(this.WorkflowInstanceId, store);
WorkflowVersion.Text =
WorkflowVersionMap.GetIdentityDescription(instance.DefinitionIdentity);
// Unload the instance.
instance.Abandon();
}
}
private void EnterGuess_Click(object sender, EventArgs e)
{
if (WorkflowInstanceId == Guid.Empty)
{
MessageBox.Show("Please select a workflow.");
return;
}
int guess;
if (!Int32.TryParse(Guess.Text, out guess))
{
MessageBox.Show("Please enter an integer.");
Guess.SelectAll();
Guess.Focus();
return;
}
// >>>> RESUME A WORKFLOW <<<<
WorkflowApplicationInstance instance = WorkflowApplication.GetInstance(WorkflowInstanceId, store);
// Use the persisted WorkflowIdentity to retrieve the correct workflow
// definition from the dictionary.
Activity wf = WorkflowVersionMap.GetWorkflowDefinition(instance.DefinitionIdentity);
// Associate the WorkflowApplication with the correct definition (a name & version)
WorkflowApplication wfApp = new WorkflowApplication(wf, instance.DefinitionIdentity);
// Configure the extensions and lifecycle handlers.
// Do this before the instance is loaded. Once the instance is
// loaded it is too late to add extensions.
ConfigureWorkflowApplication(wfApp);
// Load the workflow.
wfApp.Load(instance); //takes a Guid InstanceId or WorkflowApplicationInstance instance from store
// Resume the workflow.
wfApp.ResumeBookmark("EnterGuess", guess);
// Clear the Guess textbox.
Guess.Clear();
Guess.Focus();
}
private void NewGame_Click(object sender, EventArgs e)
{
var inputs = new Dictionary <string, object>();
inputs.Add("MaxNumber", Convert.ToInt32(NumberRange.SelectedItem));
// >>>> START A WORKFLOW <<<<
WorkflowIdentity identity = null; //WorkflowIdentity has name, version. It can also have string Package for any additional data
switch (WorkflowType.SelectedItem.ToString())
{
case "SequentialNumberGuessWorkflow":
identity = WorkflowVersionMap.SequentialNumberGuessIdentity;
break;
case "StateMachineNumberGuessWorkflow":
identity = WorkflowVersionMap.StateMachineNumberGuessIdentity;
break;
case "FlowchartNumberGuessWorkflow":
identity = WorkflowVersionMap.FlowchartNumberGuessIdentity;
break;
}
;
Activity wf = WorkflowVersionMap.GetWorkflowDefinition(identity);
WorkflowApplication wfApp = new WorkflowApplication(wf, inputs, identity);
// Add the workflow to the list and display the version information.
WorkflowStarting = true;
InstanceId.SelectedIndex = InstanceId.Items.Add(wfApp.Id);
WorkflowVersion.Text = identity.ToString();
WorkflowStarting = false;
// Configure the instance store, extensions, and
// workflow lifecycle handlers.
ConfigureWorkflowApplication(wfApp);
// Start the workflow.
wfApp.Run();
}
