private int OnBeforeUnloadDialog(IntPtr self, IntPtr browser, IntPtr messagetext, int isreload, IntPtr callback)
{
var e = new PageChangeNotificationDialogOpeningEventArgs {
Browser = Browser.FromHandle(browser),
IsReload = Convert.ToBoolean(isreload),
Message = StringUtf16.ReadString(messagetext),
Callback =
JavaScriptDialogCallback.FromHandle(callback)
};
_browserDelegate.OnPageChangeNotificationDialogOpening(e);
return e.IsHandled ? 0 : 1;
}
protected internal virtual void OnPageChangeNotificationDialogOpening(
PageChangeNotificationDialogOpeningEventArgs e)
{
var handler = PageChangeNotificationDialogOpening;
if (handler != null) {
handler(this, e);
}
}