private void AddToolBarIfRequired()
{
if (!IsOutlookVersionSmallerThan2010)
{
return;
}
_activeExplorer = Application.ActiveExplorer();
if (_activeExplorer != null)
{
// For every explorer there has to be a toolbar created, but only the first toolbar is allowed to have wired events and only a reference to the first toolbar is stored
var calDavSynchronizerToolBar = new CalDavSynchronizerToolBar(_activeExplorer, ComponentContainer, missing, _calDavSynchronizerToolBar == null);
calDavSynchronizerToolBar.Settings = ComponentContainer.LoadToolBarSettings();
if (_calDavSynchronizerToolBar == null)
{
_calDavSynchronizerToolBar = calDavSynchronizerToolBar;
((ExplorerEvents_10_Event)_activeExplorer).Close += FirstExplorer_Close;
}
}
}