public void Connect()
{
Log("Connecting...");
Debug.Assert(_callback == null);
OperationContext.Current.Channel.Closed += new EventHandler(Channel_Closed);
OperationContext.Current.Channel.Faulted += new EventHandler(Channel_Faulted);
_callback = OperationContext.Current.GetCallbackChannel <IC1ReportsSchedulerWcfCallback>();
((TaskListServer)_tasks.Tasks).WcfCallback = _callback;
Log("Connected.");
}
protected override void OnPropertyChanged(string propertyName)
{
base.OnPropertyChanged(propertyName);
TaskBase owner = _owner;
if (propertyName != "CheckedStatus" && propertyName != "State")
{
CheckedStatus = CheckedStatus.Unknown;
if (owner != null)
{
owner.CheckedStatus = CheckedStatus.Unknown;
}
}
if (owner == null)
{
return;
}
TaskListServer tasks = owner.Owner as TaskListServer;
if (tasks == null)
{
return;
}
IC1ReportsSchedulerWcfCallback callback = tasks.WcfCallback;
if (callback != null)
{
try
{
callback.ActionPropertyChanged(owner.Id, this.Id, ToProxyXml(), propertyName);
}
catch (Exception ex)
{
IC1ReportsSchedulerWcf wcfService = tasks.WcfService;
if (wcfService != null)
{
wcfService.Disconnect(ex.Message);
}
}
}
}
protected override void RemoveItem(int index)
{
lock (SyncRoot)
{
long id = ActionId(index);
base.RemoveItem(index);
TaskListServer tasks = _owner.Owner as TaskListServer;
if (tasks == null)
{
return;
}
IC1ReportsSchedulerWcfCallback wcfCallback = tasks.WcfCallback;
if (wcfCallback == null)
{
return;
}
wcfCallback.ActionRemoved(_owner.Id, id);
}
}
protected override void OnPropertyChanged(string propertyName)
{
base.OnPropertyChanged(propertyName);
if (propertyName != "NextDueTime")
{
base.OnPropertyChanged("NextDueTime");
}
if (_owner == null)
{
return;
}
TaskListServer tasks = _owner.Owner as TaskListServer;
if (tasks == null)
{
return;
}
IC1ReportsSchedulerWcfCallback callback = tasks.WcfCallback;
if (callback != null)
{
try
{
string xml = ToProxyXml();
callback.SchedulePropertyChanged(_owner.Id, xml, propertyName);
callback.SchedulePropertyChanged(_owner.Id, xml, "NextDueTime");
}
catch (Exception ex)
{
IC1ReportsSchedulerWcf wcfService = tasks.WcfService;
if (wcfService != null)
{
wcfService.Disconnect(ex.Message);
}
}
}
}
/// <summary>
/// Disconnects.
/// </summary>
/// <param name="reason">Reason for disconnecting.</param>
public void Disconnect(string reason)
{
Log("Disconnecting...");
((TaskListServer)_tasks.Tasks).WcfCallback = null;
_callback = null;
if (OperationContext.Current != null && OperationContext.Current.Channel != null)
{
try
{
if (OperationContext.Current.Channel.State == CommunicationState.Opened)
{
OperationContext.Current.Channel.Close();
}
}
catch (Exception ex)
{
Log(string.Format("Exception while disconnecting: {0}", ex.Message));
}
}
Log(string.Format("Disconnected, reason: {0}", reason ?? "None given."));
}
protected override void OnListChanged(ListChangedEventArgs e)
{
base.OnListChanged(e);
TaskBase owner = _owner;
if (owner == null)
{
return;
}
if (e.ListChangedType == ListChangedType.ItemAdded || e.ListChangedType == ListChangedType.ItemDeleted)
{
owner.CheckedStatus = CheckedStatus.Unknown;
}
TaskListServer tasks = owner.Owner as TaskListServer;
if (tasks == null)
{
return;
}
IC1ReportsSchedulerWcfCallback wcfCallback = tasks.WcfCallback;
if (wcfCallback == null)
{
return;
}
try
{
switch (e.ListChangedType)
{
case ListChangedType.ItemAdded:
try
{
ActionServer action = (ActionServer)this[e.NewIndex];
long ownerId;
long actionId;
string xml;
lock (action.SyncRoot)
{
ownerId = owner.Id;
actionId = action.Id;
xml = action.ToProxyXml();
}
wcfCallback.ActionAdded(ownerId, e.NewIndex, actionId, xml);
}
catch (Exception ex)
{
AltUtil.ShowError(ex.Message);
}
break;
case ListChangedType.ItemChanged:
try
{
ActionServer action = (ActionServer)this[e.NewIndex];
long ownerId;
long actionId;
string xml;
lock (action.SyncRoot)
{
ownerId = owner.Id;
actionId = action.Id;
xml = action.ToProxyXml();
}
wcfCallback.ActionPropertyChanged(ownerId, actionId, xml, e.PropertyDescriptor.Name);
}
catch (Exception ex)
{
AltUtil.ShowError(ex.Message);
}
break;
case ListChangedType.ItemDeleted:
// we need removed task's id, hence TaskRemoved must be called from RemoveItem override:
// wcfCallback.TaskRemoved(TaskId(e.NewIndex));
break;
case ListChangedType.ItemMoved:
break;
case ListChangedType.Reset:
break;
}
}
catch (Exception ex)
{
AltUtil.ShowError(ex.Message);
IC1ReportsSchedulerWcf wcfService = tasks.WcfService;
if (wcfService != null)
{
wcfService.Disconnect(ex.Message);
}
}
}
