/// <summary>
/// 该节点是否为某一级节点的最后一个子结点
/// </summary>
/// <param name="level">节点层级</param>
/// <returns></returns>
private bool IsLastCell(int level)
{
int row = DataGridView.Rows.GetNextRow(RowIndex, DataGridViewElementStates.None);
if (row == -1)
{
return(true);
}
DataGridViewGroupCell cel = DataGridView.Rows[row].Cells[0] as DataGridViewGroupCell;
return(cel.GroupLevel == level);
}
private void ShowNodes(XmlNode root, DataGridViewGroupCell item)
{
if (root.HasChildNodes)
{
int i = 0;
XmlNodeList xnf = root.ChildNodes;
DataGridViewGroupCell[] cell = new DataGridViewGroupCell[xnf.Count];
foreach (XmlNode xn in xnf)
{
switch (xn.NodeType)
{
case XmlNodeType.Element:
XmlElement xe = (XmlElement)xn;
//设置属性值
xe.SetAttribute("RowNum", Convert.ToString(rownum));
cell[i] = grid.Rows[rownum].Cells[0] as DataGridViewGroupCell;
item.AddChildCell(cell[i]);
// grid.Rows[rownum].Cells[0].Value = xe.Name + xe.GetAttribute("RowNum"); ;
grid.Rows[rownum].Cells[0].Value = xe.Name;
// grid.Rows[rownum].Cells[0].Value = xe.GetAttribute("name");
grid.Rows[rownum].Cells[1].Value = xe.GetAttribute("name");
grid.Rows[rownum].Cells[2].Value = xe.Value;
grid.Rows[rownum].Cells[3].Value = xe.GetAttribute("width"); //字节
grid.Rows[rownum].Cells[4].Value = xe.GetAttribute("unit"); //单位
grid.Rows[rownum].Cells[5].Value = xe.GetAttribute("type"); //数据类型
// grid.Rows[rownum].Cells[6].Value = xe.GetAttribute("scope");//范围
grid.Rows[rownum].Cells[6].Value = xe.GetAttribute("desc"); //说明
NodeNamePathBuffer[rownum] = NodeNamePathBuffer[item.RowIndex] + "/" + xe.Name;
rownum++;
ShowNodes(xn, cell[i]);
break;
case XmlNodeType.Text:
//text 在上一行中显示值即可
rownum--;
grid.Rows[rownum].Cells[2].Value = xn.Value;
rownum++;
break;
}
i++;
}
}
else
{
return;
}
}
public DataGridViewGroupColumn()
{
CellTemplate = new DataGridViewGroupCell();
ReadOnly = true;
}
/// <summary>
/// 添加子结点
/// </summary>
/// <param name="cell"></param>
/// <returns></returns>
public int AddChildCell(DataGridViewGroupCell cell)
{
return(AddChildCellRange(new DataGridViewGroupCell[] { cell }));
}
private void AddItems(string path)
{
// XmlDocument xmlDoc = new XmlDocument();
xmlDoc.Load(path);
root = xmlDoc.DocumentElement;
//初始化行,计算节点总数
int rootnum = 1;
rootnum += CountNodeNum(root);
for (int i = 0; i < rootnum; i++)
{
grid.Rows.Add();
}
//初始化节点路径存储数组
NodeNamePathBuffer = new string[rootnum];
rownum = 0;
//此段代码为显示根节点------------------------------------------------------------------
//显示第一个节点
//node = grid.Rows[rownum].Cells[0] as DataGridViewGroupCell;
//XmlElement xe = (XmlElement)root;
////设置属性值
//xe.SetAttribute("RowNum", Convert.ToString(rownum));
////grid.Rows[rownum].Cells[0].Value = xe.Name + xe.GetAttribute("RowNum");
//grid.Rows[rownum].Cells[0].Value = xe.Name;
//NodeNamePathBuffer[rownum] = "/" + root.Name;
//rownum++;
////各节点扩展显示
//ShowNodes(root, node);
//-------------------------------------------------------------------------------------------------------------------
///此段代码为不显示根节点------------------------------------------------------------------
//指定一个节点
XmlNode r = xmlDoc.SelectSingleNode("Root");
//XmlElement xer = (XmlElement)r;
// XmlNodeList xnf = r.ChildNodes;
XmlNodeList xnf = root.ChildNodes;
DataGridViewGroupCell[] cell = new DataGridViewGroupCell[xnf.Count];
int j = 0;
foreach (XmlNode xn in xnf)
{
switch (xn.NodeType)
{
case XmlNodeType.Element:
XmlElement xe = (XmlElement)xn;
//设置属性值
xe.SetAttribute("RowNum", Convert.ToString(rownum));
cell[j] = grid.Rows[rownum].Cells[0] as DataGridViewGroupCell;
grid.Rows[rownum].Cells[0].Value = xe.Name;
// grid.Rows[rownum].Cells[0].Value = xe.GetAttribute("name");
grid.Rows[rownum].Cells[1].Value = xe.GetAttribute("name");
grid.Rows[rownum].Cells[2].Value = xe.Value;
grid.Rows[rownum].Cells[3].Value = xe.GetAttribute("width"); //字节
grid.Rows[rownum].Cells[4].Value = xe.GetAttribute("unit"); //单位
grid.Rows[rownum].Cells[5].Value = xe.GetAttribute("type"); //数据类型
// grid.Rows[rownum].Cells[6].Value = xe.GetAttribute("scope");//范围
grid.Rows[rownum].Cells[6].Value = xe.GetAttribute("desc"); //说明
NodeNamePathBuffer[rownum] = "/" + root.Name + "/" + xe.Name;
rownum++;
ShowNodes(xn, cell[j]);
break;
case XmlNodeType.Text:
//text 在上一行中显示值即可
rownum--;
grid.Rows[rownum].Cells[2].Value = xn.Value;
rownum++;
break;
}
j++;
}
}
