public CallBackArgs(IntPtr hwnd, TASKDIALOG_NOTIFICATIONS uNotification, IntPtr wParam, IntPtr lParam, IntPtr dwRefData)
{
_hwnd = hwnd;
_uNotification = uNotification;
_wParam = wParam;
_lParam = lParam;
_dwRefData = dwRefData;
}
public int DefaultCallBackHandler(IntPtr hwnd, TASKDIALOG_NOTIFICATIONS uNotification, IntPtr wParam, IntPtr lParam, IntPtr dwRefData)
{
CallBackArgs args = new CallBackArgs(hwnd, uNotification, wParam, lParam, dwRefData);
if (OnCallBack != null)
{
OnCallBack(this, args);
if (args.SkipDefaultHandler)
{
return(args.ReturnValue);
}
}
switch (uNotification)
{
case TASKDIALOG_NOTIFICATIONS.TDN_BUTTON_CLICKED:
if (OnButtonClicked != null)
{
ButtonClickedArgs barg = new ButtonClickedArgs(args.UserData, (int)wParam);
OnButtonClicked(this, barg);
return(barg.PreventClosing ? 1 : 0);
}
else
{
return(0);
}
case TASKDIALOG_NOTIFICATIONS.TDN_CREATED:
UpdateControlsOnCreate();
if (OnCreate != null)
{
OnCreate(this, args.UserData);
}
return(0);
case TASKDIALOG_NOTIFICATIONS.TDN_DESTROYED:
this.hWnd = IntPtr.Zero;
if (OnDestroy != null)
{
OnDestroy(this, args.UserData);
}
return(0);
case TASKDIALOG_NOTIFICATIONS.TDN_DIALOG_CONSTRUCTED:
this.hWnd = hwnd;
if (OnConstructed != null)
{
OnConstructed(this, args.UserData);
}
return(0);
case TASKDIALOG_NOTIFICATIONS.TDN_EXPANDO_BUTTON_CLICKED:
if (OnExpandButtonClicked != null)
{
OnExpandButtonClicked(this, args.UserData, wParam != IntPtr.Zero);
}
return(0);
case TASKDIALOG_NOTIFICATIONS.TDN_HYPERLINK_CLICKED:
if (OnHyperLinkClicked != null)
{
OnHyperLinkClicked(this, args.UserData, Marshal.PtrToStringUni(lParam));
}
return(0);
case TASKDIALOG_NOTIFICATIONS.TDN_NAVIGATED:
if (OnNavigated != null)
{
OnNavigated(this, args.UserData);
}
return(0);
case TASKDIALOG_NOTIFICATIONS.TDN_RADIO_BUTTON_CLICKED:
SelectedRadioButton = (int)wParam;
if (OnRadioButtonSelected != null)
{
OnRadioButtonSelected(this, args.UserData, SelectedRadioButton);
}
return(0);
case TASKDIALOG_NOTIFICATIONS.TDN_TIMER:
if (OnTimerTick != null)
{
TimerTickArgs tArg = new TimerTickArgs(args.UserData, (int)wParam);
OnTimerTick(this, tArg);
return(tArg.Reset ? 1 : 0);
}
else
{
return(0);
}
case TASKDIALOG_NOTIFICATIONS.TDN_VERIFICATION_CLICKED:
if (OnCheckBoxClicked != null)
{
OnCheckBoxClicked(this, args.UserData, wParam != IntPtr.Zero);
}
return(0);
default:
return(0);
}
}
