public async Task GetData(Tree tree)
{
DGObjectRepository repository = DGObjectRepository.Instance(
"SHML12", tree.RefDomainName, tree.Name);
List <DGObject> objList = await repository.GetAllAsync();
//DGObject objHelper =
// ObjectHelper.CreateDGObjectFromSubclassName(tree.Name);
//Type t = objHelper.GetType();
////C#
//Type ct = typeof(List<int>);
//Type gt = ct.GetGenericTypeDefinition();
////Make another constructed type
////The List<string> in this case
//Type ct2 = gt.MakeGenericType(t);
//object list= Activator.CreateInstance(ct2, true);//根据类型创建实例
//BindingFlags flag = BindingFlags.Instance | BindingFlags.Public;
//MethodInfo methodinfo = ct2.GetMethod("AddRange", flag);
//foreach (DGObject obj in objList)
//{
// methodinfo.Invoke(list, new object[] { });
//}
MyDataGrid.DGObjectDataGrid.ItemsSource = objList;
nowTree = tree;
}
async Task FindDetail()
{
List <DGObject> addedObjs = new List <DGObject>();
List <DGObject> removedObjs = new List <DGObject>();
DGObject selectOne = MyDataGrid.DGObjectDataGrid.SelectedItem as DGObject;
DGObjectRepository repository = DGObjectRepository.Instance(
"SHML12", nowTree.RefDomainName, nowTree.Name);
DGObject obj = await repository.Retrieve(selectOne.id);
addedObjs.Add(obj);
if (lastOne != null)
{
removedObjs.Add(lastOne);
}
lastOne = selectOne;
string layerName = "Default";
//DataView dataView = MyDataGrid.DGObjectDataGrid.ItemsSource
// as DataView;
//if (dataView == null)
// return;
//DataTable dataTable = dataView.Table;
//DataSet dataSet = dataTable.DataSet;
//if (dataSet == null)
// return;
//if (!_prj.dataSetIndex.ContainsKey(dataSet))
// return;
//DGObjects objs = _prj.dataSetIndex[dataSet];
//string layerName = objs.definition.GISLayerName;
//IList addedItems = e.AddedItems;
//IList removedItems = e.RemovedItems;
//foreach (DataRowView drv in addedItems)
//{
// DataRow dr = drv.Row;
// if (objs.rowView2Obj.ContainsKey(dr))
// {
// DGObject obj = objs.rowView2Obj[dr];
// addedObjs.Add(obj);
// }
//}
//foreach (DataRowView drv in removedItems)
//{
// DataRow dr = drv.Row;
// if (objs.rowView2Obj.ContainsKey(dr))
// {
// DGObject obj = objs.rowView2Obj[dr];
// removedObjs.Add(obj);
// }
//}
if (objSelectionChangedTrigger != null)
{
Dictionary <string, IEnumerable <DGObject> > addedObjsDict = null;
Dictionary <string, IEnumerable <DGObject> > removedObjsDict = null;
if (addedObjs.Count > 0)
{
addedObjsDict = new Dictionary <string, IEnumerable <DGObject> >();
addedObjsDict[layerName] = addedObjs;
}
if (removedObjs.Count > 0)
{
removedObjsDict = new Dictionary <string, IEnumerable <DGObject> >();
removedObjsDict[layerName] = removedObjs;
}
ObjSelectionChangedEventArgs args =
new ObjSelectionChangedEventArgs();
args.addedObjs = addedObjsDict;
args.removedObjs = removedObjsDict;
objSelectionChangedListener(this, args);
}
}
