/// <summary>
/// 依据节点类型创建"空白"的数据信息对象，其HasBeenLoadFromStorage属性为false
/// （无需数据存储的节点，如OnlyText例此，其HasBeenLoadFromStorage始终为true）
/// </summary>
/// <param name="treeNodeType"></param>
/// <returns></returns>
public static NodeDataObject CreateDataInfoNode(String treeNodeType, String EFConnectionString)
{
NodeDataObject nodeDataObject = new NodeDataObject();
if (treeNodeType == "InfoNode")
{
InfoNodeDataInfo info = new InfoNodeDataInfo()
{
MainWindow = _mainWindow
};
InfoNodeAccess access = new InfoNodeAccess(EFConnectionString);
info.SetRootControlDataAccessObj(access);
nodeDataObject.DataItem = info;
//设置数据未装入标记
nodeDataObject.DataItem.HasBeenLoadFromStorage = false;
nodeDataObject.AccessObject = access;
}
if (treeNodeType == "LabelNode")
{
LabelNodeDataInfo info = new LabelNodeDataInfo()
{
MainWindow = _mainWindow
};
LabelNodeAccess accessObj = new LabelNodeAccess(EFConnectionString);
info.SetRootControlDataAccessObj(accessObj);
nodeDataObject.DataItem = info;
//设置数据未装入标记
nodeDataObject.DataItem.HasBeenLoadFromStorage = false;
nodeDataObject.AccessObject = accessObj;
}
return(nodeDataObject);
}
public void AddLabel(InfoNodeAccess access, InfoNodeDataInfo dataInfo)
{
var labelWindow = new LabelWindow(this, curDbInfoTab, access, dataInfo);
labelWin = labelWindow;
labelWindow.Show();
}
public LabelWindow(MainWindow mainWindow, DBInfoTab curDbInfoTab, InfoNodeAccess access, InfoNodeDataInfo datainfo)
{
InitializeComponent();
labeltree.TreeNodeType = "LabelNode";
MainWin = mainWindow;
this.curDbInfoTab = curDbInfoTab;
// SelectedInfoNodeDataObj = curDbInfoTab.CurrentTreeView.SelectedItem.NodeData ;
InfoNodeAccessObj = access;
InfoNodeDataInfoObj = datainfo;
LoadLabelTree();
}