public static bool TryPickOperation(IServiceProvider serviceProvider, Activity activity, OperationInfoBase currentOperation, out OperationInfoBase selectedOperation)
{
selectedOperation = null;
bool isReceiveActivity = activity is ReceiveActivity;
try
{
using (OperationPickerDialog operationPicker = new OperationPickerDialog(serviceProvider, isReceiveActivity))
{
Walker activityTreeWalker = new Walker();
Type allowedActivityType = null;
if (isReceiveActivity)
{
allowedActivityType = typeof(ReceiveActivity);
}
else
{
allowedActivityType = typeof(SendActivity);
}
activityTreeWalker.FoundActivity += delegate(Walker walker, WalkerEventArgs eventArgs)
{
Activity foundActivity = eventArgs.CurrentActivity;
if (!(allowedActivityType.IsAssignableFrom(foundActivity.GetType())))
{
return;
}
if (!foundActivity.Enabled)
{
return;
}
if (foundActivity is ReceiveActivity)
{
ReceiveActivity reciveActivity = foundActivity as ReceiveActivity;
if (reciveActivity.ServiceOperationInfo != null)
{
operationPicker.AddServiceOperation(reciveActivity.ServiceOperationInfo, reciveActivity);
}
}
if (foundActivity is SendActivity)
{
SendActivity sendActivity = foundActivity as SendActivity;
if (sendActivity.ServiceOperationInfo != null)
{
operationPicker.AddServiceOperation(sendActivity.ServiceOperationInfo, sendActivity);
}
}
};
activityTreeWalker.Walk(activity.RootActivity);
OperationInfoBase currentServiceOperationInfo = currentOperation as OperationInfoBase;
if (currentServiceOperationInfo != null)
{
operationPicker.SelectedOperation = currentServiceOperationInfo;
}
DialogResult dialogResult = operationPicker.ShowDialog();
if ((operationPicker.SelectedOperation != null) && (dialogResult == DialogResult.OK) && !operationPicker.SelectedOperation.Equals(currentServiceOperationInfo))
{
selectedOperation = operationPicker.SelectedOperation.Clone();
return(true);
}
}
}
catch (Exception e)
{
DesignerHelpers.ShowMessage(serviceProvider, e.Message, DR.GetString(DR.WorkflowDesignerTitle), MessageBoxButtons.OK,
MessageBoxIcon.Error, MessageBoxDefaultButton.Button1);
throw;
}
return(false);
}
public static bool TryPickOperation(IServiceProvider serviceProvider, Activity activity, OperationInfoBase currentOperation, out OperationInfoBase selectedOperation)
{
selectedOperation = null;
bool isReceiveActivity = activity is ReceiveActivity;
try
{
using (OperationPickerDialog operationPicker = new OperationPickerDialog(serviceProvider, isReceiveActivity))
{
Walker activityTreeWalker = new Walker();
Type allowedActivityType = null;
if (isReceiveActivity)
{
allowedActivityType = typeof(ReceiveActivity);
}
else
{
allowedActivityType = typeof(SendActivity);
}
activityTreeWalker.FoundActivity += delegate(Walker walker, WalkerEventArgs eventArgs)
{
Activity foundActivity = eventArgs.CurrentActivity;
if (!(allowedActivityType.IsAssignableFrom(foundActivity.GetType())))
{
return;
}
if (!foundActivity.Enabled)
{
return;
}
if (foundActivity is ReceiveActivity)
{
ReceiveActivity reciveActivity = foundActivity as ReceiveActivity;
if (reciveActivity.ServiceOperationInfo != null)
{
operationPicker.AddServiceOperation(reciveActivity.ServiceOperationInfo, reciveActivity);
}
}
if (foundActivity is SendActivity)
{
SendActivity sendActivity = foundActivity as SendActivity;
if (sendActivity.ServiceOperationInfo != null)
{
operationPicker.AddServiceOperation(sendActivity.ServiceOperationInfo, sendActivity);
}
}
};
activityTreeWalker.Walk(activity.RootActivity);
OperationInfoBase currentServiceOperationInfo = currentOperation as OperationInfoBase;
if (currentServiceOperationInfo != null)
{
operationPicker.SelectedOperation = currentServiceOperationInfo;
}
DialogResult dialogResult = operationPicker.ShowDialog();
if ((operationPicker.SelectedOperation != null) && (dialogResult == DialogResult.OK) && !operationPicker.SelectedOperation.Equals(currentServiceOperationInfo))
{
selectedOperation = operationPicker.SelectedOperation.Clone();
return true;
}
}
}
catch (Exception e)
{
DesignerHelpers.ShowMessage(serviceProvider, e.Message, DR.GetString(DR.WorkflowDesignerTitle), MessageBoxButtons.OK,
MessageBoxIcon.Error, MessageBoxDefaultButton.Button1);
throw;
}
return false;
}
