private int PrivateCallback([In] IntPtr hwnd, [In] uint msg, [In] UIntPtr wparam, [In] IntPtr lparam, [In] IntPtr refData)
{
TaskDialogCallback callback = Callback;
if (callback != null)
{
// Prepare arguments for the callback to the user we are insulating from Interop casting sillyness.
// Future: Consider reusing a single ActiveTaskDialog object and mark it as destroyed on the destry notification.
ActiveTaskDialog activeDialog = new ActiveTaskDialog(hwnd);
TaskDialogNotificationArgs args = new TaskDialogNotificationArgs();
args.Notification = (TaskDialogNotification)msg;
switch (args.Notification)
{
case TaskDialogNotification.ButtonClicked:
case TaskDialogNotification.RadioButtonClicked:
args.ButtonId = (int)wparam;
break;
case TaskDialogNotification.HyperlinkClicked:
args.Hyperlink = Marshal.PtrToStringUni(lparam);
break;
case TaskDialogNotification.Timer:
args.TimerTickCount = (uint)wparam;
break;
case TaskDialogNotification.VerificationClicked:
args.VerificationFlagChecked = (wparam != UIntPtr.Zero);
break;
case TaskDialogNotification.ExpandoButtonClicked:
args.Expanded = (wparam != UIntPtr.Zero);
break;
}
return(callback(activeDialog, args, CallbackData) ? 1 : 0);
}
return(0); // false;
}
public NiActiveTaskDialog(NiTaskDialog taskDialog, ActiveTaskDialog active)
{
_taskDialog = taskDialog;
_active = active;
}
private int PrivateCallback([In] IntPtr hwnd, [In] uint msg, [In] UIntPtr wparam, [In] IntPtr lparam, [In] IntPtr refData)
{
TaskDialogCallback callback = Callback;
if (callback != null)
{
// Prepare arguments for the callback to the user we are insulating from Interop casting sillyness.
// Future: Consider reusing a single ActiveTaskDialog object and mark it as destroyed on the destry notification.
ActiveTaskDialog activeDialog = new ActiveTaskDialog(hwnd);
TaskDialogNotificationArgs args = new TaskDialogNotificationArgs();
args.Notification = (TaskDialogNotification)msg;
switch (args.Notification)
{
case TaskDialogNotification.ButtonClicked:
case TaskDialogNotification.RadioButtonClicked:
args.ButtonId = (int)wparam;
break;
case TaskDialogNotification.HyperlinkClicked:
args.Hyperlink = Marshal.PtrToStringUni(lparam);
break;
case TaskDialogNotification.Timer:
args.TimerTickCount = (uint)wparam;
break;
case TaskDialogNotification.VerificationClicked:
args.VerificationFlagChecked = (wparam != UIntPtr.Zero);
break;
case TaskDialogNotification.ExpandoButtonClicked:
args.Expanded = (wparam != UIntPtr.Zero);
break;
}
return (callback(activeDialog, args, CallbackData) ? 1 : 0);
}
return 0; // false;
}
private bool Callback(ActiveTaskDialog taskDialog, TaskDialogNotificationArgs args, object callbackData)
{
using (var niActiveTaskDialog = new NiActiveTaskDialog(this, taskDialog))
{
switch (args.Notification)
{
case TaskDialogNotification.Created:
_connectionPoint.ForAll(p => p.OnCreated(niActiveTaskDialog));
return false;
case TaskDialogNotification.ButtonClicked:
bool close = false;
_connectionPoint.ForAll(p => p.OnButtonClick(niActiveTaskDialog, args.ButtonId, ref close));
return close;
case TaskDialogNotification.HyperlinkClicked:
_connectionPoint.ForAll(p => p.OnHyperlinkClicked(niActiveTaskDialog, args.Hyperlink));
return false;
case TaskDialogNotification.Timer:
bool resetTimer = false;
_connectionPoint.ForAll(p => p.OnTimer(niActiveTaskDialog, (int)args.TimerTickCount, ref resetTimer));
return resetTimer;
case TaskDialogNotification.Destroyed:
_connectionPoint.ForAll(p => p.OnDestroyed(niActiveTaskDialog));
return false;
case TaskDialogNotification.RadioButtonClicked:
_connectionPoint.ForAll(p => p.OnRadioButtonClicked(niActiveTaskDialog, args.ButtonId));
return false;
case TaskDialogNotification.DialogConstructed:
_connectionPoint.ForAll(p => p.OnDialogConstructed(niActiveTaskDialog));
return false;
case TaskDialogNotification.VerificationClicked:
_connectionPoint.ForAll(p => p.OnVerificationClicked(niActiveTaskDialog, args.VerificationFlagChecked));
return false;
case TaskDialogNotification.Help:
_connectionPoint.ForAll(p => p.OnHelp(niActiveTaskDialog));
return false;
case TaskDialogNotification.ExpandoButtonClicked:
_connectionPoint.ForAll(p => p.OnExpandoButtonClicked(niActiveTaskDialog, args.Expanded));
return false;
default:
throw new InvalidOperationException();
}
}
}