void item_Expanded(object sender, RoutedEventArgs e)
{
TreeViewItem item = e.Source as TreeViewItem;
if (item.HasItems && (item.Items[0] as TreeViewItem).Header.ToString() == "更多")
{
//先移除为使该节点具有折叠的"+"而添加的虚假的子节点
item.Items.Clear();
MyTreeNode node = item.Tag as MyTreeNode;
List <MyTreeNode> childrenNodes = MyTrees.GetNodes_ByTopId(node.SysId);
foreach (MyTreeNode subNode in childrenNodes)
{
TreeViewItem subItem = NewTreeViewItem(subNode);
item.Items.Add(subItem);
//如果子节点还有孙子节点，则添加一个虚假的孙节点，使该子节点具有折叠的"+"
if (subNode.ChildrenCount > 0)
{
subItem.Items.Add(NewTreeViewItem(null));
}
WindowView.notify.SetStatusMessage("正在展开节点" + subItem.Header);
}
}
}
//显示上一级节点
private void btnUpLevelNode_Click(object sender, RoutedEventArgs e)
{
TreeViewItem oldRootItem = memberTreeView.Items[0] as TreeViewItem;
MyTreeNode oldRootNode = oldRootItem.Tag as MyTreeNode;
MyTreeNode newRootNode = MyTrees.GetNodeBySysId(oldRootNode.TopId);
if (isRingClose(newRootNode.SysId))
{
return;
}
//先移除旧的根节点
memberTreeView.Items.Remove(oldRootItem);
//添加新的根节点
TreeViewItem newRootItem = NewTreeViewItem(newRootNode);
memberTreeView.Items.Add(newRootItem);
newRootItem.IsExpanded = true;
//新的根节点添加子节点
List <MyTreeNode> childrenNodes = MyTrees.GetNodes_ByTopId(newRootNode.SysId);
bool hasNotAdded = true;
foreach (MyTreeNode subNode in childrenNodes)
{
if (hasNotAdded)
{
if (oldRootNode.SysId == subNode.SysId)
{
newRootItem.Items.Add(oldRootItem);
hasNotAdded = false;
continue;
}
}
TreeViewItem subItem = NewTreeViewItem(subNode);
newRootItem.Items.Add(subItem);
//如果子节点还有孙子节点，则添加一个虚假的孙节点，使该子节点具有折叠的"+"
if (subNode.ChildrenCount > 0)
{
subItem.Items.Add(NewTreeViewItem(null));
}
}
//判断当前根节点是否存在父节点
if (MyTrees.GetNodeBySysId(newRootNode.TopId) != null)
{
btnUpLevelNode.IsEnabled = true;
btnUpRootNode.IsEnabled = true;
}
else
{
btnUpLevelNode.IsEnabled = false;
btnUpRootNode.IsEnabled = false;
}
}
void item_Expanded(TreeNode tn)
{
MyTreeNode node = tn.Tag as MyTreeNode;
if (node != null)
{
List <MyTreeNode> childrenNodes = MyTrees.GetNodes_ByTopId(node.SysId);;
foreach (MyTreeNode subNode in childrenNodes)
{
Button grandson = NewTreeViewItem(subNode);
TreeNode newNode = memberTreeView.AddNode(grandson, tn);
newNode.Tag = subNode;
newNode.Collapsed = true;
}
}
}
void item_Expanded(object sender, RoutedEventArgs e)
{
TreeViewItem item = e.Source as TreeViewItem;
//foreach (TreeViewItem subItem in item.Items)
//{
MyTreeNode node = item.Tag as MyTreeNode;
if (node != null)
{
List <MyTreeNode> childrenNodes = MyTrees.GetNodes_ByTopId(node.SysId);
foreach (MyTreeNode subNode in childrenNodes)
{
TreeViewItem grandson = NewTreeViewItem(subNode);
item.Items.Add(grandson);
}
}
//}
}
private static void Export2CSVImp(StreamWriter mysw, StringBuilder allLines, MyTreeNode node, bool recu)
{
if (isRingClose(node.SysId))
{
return;
}
allLines.Clear();
allLines.Append(node.SysId);
allLines.Append(",");
allLines.Append(node.TopId);
allLines.Append(",");
allLines.Append(node.Name);
allLines.Append(",");
allLines.Append(node.Level);
allLines.Append(",");
allLines.Append(node.ChildrenLevels);
allLines.Append(",");
allLines.Append(node.ChildrenNodes.Count);
allLines.Append(",");
allLines.Append(node.ChildrenCount);
foreach (string otherProp in node.OtherProps)
{
allLines.Append(",");
allLines.Append(otherProp);
}
mysw.WriteLine(allLines.ToString());
row++;
if (row % 100 == 0)
{
WindowView.notify.SetProcessBarValue((int)(100.0 * row / allRow));
WindowView.notify.SetStatusMessage("正在导出第" + row + "个节点（总共" + allRow + "个节点）");
}
if (recu)
{
List <MyTreeNode> childrenNodes = MyTrees.GetNodes_ByTopId(node.SysId);
foreach (MyTreeNode subNode in childrenNodes)
{
Export2CSVImp(mysw, allLines, subNode, recu);
}
}
}
private void InitMyTree()
{
//加载正确的节点
List <MyTreeNode> roots = new List <MyTreeNode>();
// if (MyTreeNode.AllNodes.ContainsKey(1))
// {
// roots.AddRange(MyTreeNode.AllNodes[1].Values);
// }
foreach (MyTreeNode node in roots)
{
TreeViewItem rootItem = NewTreeViewItem(node);
rootItem.Expanded += item_Expanded;
rootItem.Collapsed += item_Collapsed;
memberTreeView.Items.Add(rootItem);
List <MyTreeNode> childrenNodes = MyTrees.GetNodes_ByTopId(node.SysId);
foreach (MyTreeNode subNode in childrenNodes)
{
TreeViewItem subItem = NewTreeViewItem(subNode);
rootItem.Items.Add(subItem);
}
}
//将错误节点也加上
// foreach (string item in MyTreeNode.ErrNodes.Keys)
// {
// TreeViewItem errRootItem = new TreeViewItem();
// errRootItem.Header = item;
// errRootItem.ToolTip = "下线人数：" + MyTreeNode.ErrNodes[item].Count;
// memberTreeView.Items.Add(errRootItem);
// foreach (MyTreeNode errNode in MyTreeNode.ErrNodes[item])
// {
// TreeViewItem errItem = new TreeViewItem();
// errItem.Header = errNode.RealName;
// errItem.ToolTip = "Id：" + errNode.SysId + "，级别：" + errNode.Layer + "，出错行数：" + errNode.DescendantCount;
// errRootItem.Items.Add(errItem);
// }
// }
}
