/// <summary>
/// 获取topic中的markers
/// </summary>
/// <param name="topic">topic's XElement</param>
/// <returns>markers列表</returns>
public List <XMindMarker> GetTopicMarkers(XElement topic)
{
// Get topic marker-refs tag:
XElement marker_refs = topic.Elements().Where(w => w.Name.ToString().EndsWith("marker-refs")).FirstOrDefault();
if (marker_refs == null)
{
return(new List <XMindMarker>());
}
// Get topic marker_ref tag:
List <XElement> marker_ref_elements = marker_refs.Elements().Where(w => w.Name.ToString().EndsWith("marker-ref")).ToList();
if (marker_ref_elements.Count <= 0)
{
return(new List <XMindMarker>());
}
List <XMindMarker> markers = new List <XMindMarker>();
foreach (XElement marker_ref in marker_ref_elements)
{
XAttribute marker_id = marker_ref.Attributes().Where(w => w.Name == "marker-id").FirstOrDefault();
if (marker_id == null)
{
return(new List <XMindMarker>());
}
// 获取特性对应XMindMarkers：
FieldInfo[] fieldinfo = typeof(XMindMarker).GetFields();
foreach (var fi in fieldinfo)
{
var att = Attribute.GetCustomAttribute(fi, typeof(DescriptionAttribute), false);
if (att != null)
{
DescriptionAttribute des = (DescriptionAttribute)att;
if (des.Description == marker_id.Value)
{
XMindMarker marker = (XMindMarker)Enum.Parse(typeof(XMindMarker), fi.Name);
markers.Add(marker);
}
}
}
}
return(markers);
}
/// <summary>
/// Add a marker to an existing topic. Refer XMindMarkers enum for available markers.
/// </summary>
/// <param name="topicId">Id of topic to add marker to</param>
/// <param name="marker">Marker type. Refer XMindMarkers enum</param>
public void AddMarker(string topicId, XMindMarker marker)
{
XElement topic = GetTopic(topicId);
if (topic == null)
{
throw new InvalidOperationException("Topic not found!");
}
// Get topic marker-refs tag, if not exist create:
XElement marker_refs = topic.Descendants().Where(w => w.Name.ToString().EndsWith("marker-refs")).FirstOrDefault();
if (marker_refs == null)
{
marker_refs = new XElement(_defaultContentNS + "marker-refs");
topic.Add(marker_refs);
}
// Get topic marker_ref tag, if not exist create:
XElement marker_ref = marker_refs.Descendants().Where(w => w.Name.ToString().EndsWith("marker-ref")).FirstOrDefault();
if (marker_ref == null)
{
marker_ref = new XElement(_defaultContentNS + "marker-ref");
marker_refs.Add(marker_ref);
}
XAttribute att = marker_ref.Attributes().Where(w => w.Name == "marker-id").FirstOrDefault();
if (att != null)
{
marker_ref.Attributes("marker-id").Remove();
}
var enumField = marker.GetType().GetFields().Where(field => field.Name == marker.ToString()).FirstOrDefault();
DescriptionAttribute[] a = (DescriptionAttribute[])enumField.GetCustomAttributes(typeof(DescriptionAttribute), false);
marker_ref.Add(new XAttribute("marker-id", a[0].Description));
}
