/// <summary>
/// Retrieve subscriptions and set _subscriptionCollection
/// </summary>
private void SetSubscriptionCollection()
{
_subscriptionCollection = null;
WlbPoolConfiguration poolConfiguration;
RetrieveWlbConfigurationAction action = new RetrieveWlbConfigurationAction(_pool);
using (var dialog = new ActionProgressDialog(action, ProgressBarStyle.Blocks))
{
dialog.ShowCancel = true;
dialog.ShowDialog(this);
}
if (action.Succeeded)
{
poolConfiguration = new WlbPoolConfiguration(action.WlbConfiguration);
_isCreedenceOrLater = poolConfiguration.IsCreedenceOrLater;
this.splitContainerLeftPane.Panel2Collapsed = true;
this.wlbReportView1.btnSubscribe.Visible = false;
}
else
{
throw (action.Exception);
}
}
private void RetrieveConfiguration()
{
// only get the config if there are no other pending wlb actions
if (null == HelpersGUI.FindActiveWLBAction(_pool.Connection))
{
RetrieveWlbConfigurationAction action = new RetrieveWlbConfigurationAction(_pool);
action.Completed += this.action_Completed;
action.RunAsync();
}
}
private WlbPoolConfiguration RetrieveWLBConfiguration()
{
RetrieveWlbConfigurationAction action = new RetrieveWlbConfigurationAction(_pool);
ActionProgressDialog dialog = new ActionProgressDialog(action, ProgressBarStyle.Blocks);
dialog.ShowCancel = true;
dialog.ShowDialog(this);
if (!action.Succeeded || null == action.WlbConfiguration || action.WlbConfiguration.Count == 0)
{
return(null);
}
else
{
return(new WlbPoolConfiguration(StripReportSubscriptions(action.WlbConfiguration)));
}
}
/// <summary>
/// Finds the WLBAction in progress that pertains to the given connection, or null
/// if there is no such action.
/// Must be called on the event thread.
/// </summary>
/// <param name="connection">May not be null.</param>
/// <returns></returns>
internal static AsyncAction FindActiveWLBAction(IXenConnection connection)
{
Program.AssertOnEventThread();
foreach (ActionBase action in ConnectionsManager.History)
{
if (action.IsCompleted)
{
continue;
}
InitializeWLBAction configureAction = action as InitializeWLBAction;
if (configureAction != null && !configureAction.Cancelled && configureAction.Connection == connection)
{
return(configureAction);
}
EnableWLBAction enableAction = action as EnableWLBAction;
if (enableAction != null && !enableAction.Cancelled && enableAction.Connection == connection)
{
return(enableAction);
}
DisableWLBAction disableAction = action as DisableWLBAction;
if (disableAction != null && !disableAction.Cancelled && disableAction.Connection == connection)
{
return(disableAction);
}
RetrieveWlbConfigurationAction retrieveAction = action as RetrieveWlbConfigurationAction;
if (retrieveAction != null && !retrieveAction.Cancelled && retrieveAction.Connection == connection)
{
return(retrieveAction);
}
SendWlbConfigurationAction sendAction = action as SendWlbConfigurationAction;
if (sendAction != null && !sendAction.Cancelled && sendAction.Connection == connection)
{
return(sendAction);
}
}
return(null);
}
protected void action_Completed(ActionBase sender)
{
// This seems to be called off the event thread
AsyncAction action = (AsyncAction)sender;
if (action.IsCompleted)
{
action.Completed -= action_Completed;
if (action is EnableWLBAction || action is RetrieveWlbConfigurationAction || action is DisableWLBAction)
{
if (action is EnableWLBAction)
{
EnableWLBAction thisAction = (EnableWLBAction)action;
_wlbPoolConfiguration = new WlbPoolConfiguration(thisAction.WlbConfiguration);
}
else if (action is RetrieveWlbConfigurationAction)
{
RetrieveWlbConfigurationAction thisAction = (RetrieveWlbConfigurationAction)action;
if (thisAction.Succeeded)
{
_wlbPoolConfiguration = new WlbPoolConfiguration(thisAction.WlbConfiguration);
}
else
{
//_statusError = thisAction.Exception.Message;
_wlbPoolConfiguration = null;
}
}
else if (action is DisableWLBAction)
{
}
Program.Invoke(Program.MainWindow, delegate()
{
if (_pool != null && _pool.Connection == action.Connection)
{
RefreshControls();
}
});
}
}
}
