/// <summary>
/// Refresh settings.
/// </summary>
public void Refresh()
{
AddedLineMarginBrush = _formatMap.GetForeground <AddedLineMarginFormatDefinition>();
ModifiedLineMarginBrush = _formatMap.GetForeground <ModifiedLineMarginFormatDefinition>();
RemovedLineMarginBrush = _formatMap.GetForeground <RemovedLineMarginFormatDefinition>();
var generalSettings = TfsPendingChangesMarginPackage.GetGeneralSettings();
IgnoreLeadingAndTrailingWhiteSpace = (bool)generalSettings.Item("IgnoreLeadingAndTrailingWhiteSpace").Value;
}