public void ExpandRootNode(int maxLevel)
{
levels = 0;
MyTrees.OpenDB();
ExpandNode(memberTreeView.Items[0] as TreeViewItem, maxLevel);
MyTrees.CloseDB();
}
//显示到顶级根节点
private void btnUpRootNode_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;
}
List <MyTreeNode> parentNodes = MyTrees.FindToRootNodeList(oldRootNode.TopId);
if (parentNodes.Count > 0)
{
//先移除旧的根节点
memberTreeView.Items.Remove(oldRootItem);
for (int i = 0; i < parentNodes.Count; i++)
{
MyTreeNode node = parentNodes[i];
//添加新的根节点
TreeViewItem newRootItem = NewTreeViewItem(parentNodes[i]);
newRootItem.IsExpanded = true;
newRootItem.Items.Add(oldRootItem);
oldRootItem = newRootItem;
}
}
memberTreeView.Items.Add(oldRootItem);
btnUpLevelNode.IsEnabled = false;
btnUpRootNode.IsEnabled = false;
}
//展开选中项的子项
private void item_Expand(object sender, RoutedEventArgs e)
{
TreeViewItem treeItem = memberTreeView.SelectedItem as TreeViewItem;
if (treeItem != null)
{
MenuItem menu = sender as MenuItem;
int expLevel = int.Parse(menu.Tag.ToString());
MyTreeNode node = treeItem.Tag as MyTreeNode;
if (expLevel > 1000 && node.ChildrenCountAll > 10000)
{
string warnTxt = "你确定要一次性展开全部子节点吗？\n展开层级过大可能会由于数据量太大而造成程序卡死。";
MessageBoxResult result = MessageBox.Show(warnTxt, "警告", MessageBoxButton.YesNo);
if (result == MessageBoxResult.No)
{
return;
}
}
levels = 0;
TimingUtil.StartTiming();
MyTrees.OpenDB();
WindowView.notify.SetProcessBarVisible(true);
ExpandNode(treeItem, expLevel);
WindowView.notify.SetProcessBarVisible(false);
MyTrees.CloseDB();
WindowView.notify.SetStatusMessage(TimingUtil.EndTiming());
}
}
/// <summary>
/// 分页控件回调函数
/// </summary>
/// <param name="pageNo">页码，由分页控件传入</param>
/// <param name="pageSize">每页记录数</param>
/// <returns></returns>
private void LoadPageData(int pageNo, int pageSize)
{
nodeList.Items.Clear();
List <string> nodes = new List <string>();
if (dsType == "conflict")
{
grpHeader.Text = "ID重复的节点";
nodes = MyTrees.GetIdConflictNodes(pageNo, pageSize);
}
else if (dsType == "leaf")
{
grpHeader.Text = "孤立的叶子节点";
nodes = MyTrees.GetLeafAloneNodes(pageNo, pageSize).Values.ToList();
}
else if (dsType == "ring")
{
grpHeader.Text = "构成闭环的节点";
nodes = MyTrees.GetRingNodes(pageNo, pageSize).Values.ToList().ToList();
}
foreach (string node in nodes)
{
string[] nodeProp = node.Split(new String[] { "," }, StringSplitOptions.None);
nodeList.Items.Add(nodeProp);
}
}
//节点太多，点击加载更多未显示的节点
void moreNode_Load(object sender, RoutedEventArgs e)
{
TreeViewItem moreItem = sender as TreeViewItem;
MyTreeNode node = moreItem.Tag as MyTreeNode;
TreeViewItem parentItem = moreItem.Parent as TreeViewItem;
if (parentItem != null)
{
parentItem.Items.Remove(moreItem);
MyTrees.OpenDB();
List <MyTreeNode> childrenNodes = MyTrees.GetNodesByTopIdPage(node.TopId, node.ChildrenCount);
MyTrees.CloseDB();
foreach (MyTreeNode subNode in childrenNodes)
{
TreeViewItem subItem = NewTreeViewItem(subNode);
parentItem.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);
}
//表示分页加载更多的节点
node.ChildrenCount = node.ChildrenCount + MyTrees.getNodePageSize;
if (node.ChildrenCount < node.ChildrenCountAll)
{
parentItem.Items.Add(NewTreeViewItem(node));
}
}
}
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);
}
}
}
//导出所有父节点
private static void ExportAllParents2CSV(StreamWriter mysw, StringBuilder allLines, MyTreeNode node)
{
WindowView.notify.SetStatusMessage("正在导出该节点的所有父节点。。。");
List <MyTreeNode> parentNodes = MyTrees.FindToRootNodeList(node.TopId);
parentNodes.Reverse();
allRow += parentNodes.Count;
for (int i = 0; i < parentNodes.Count; i++)
{
MyTreeNode parentNode = parentNodes[i];
allLines.Clear();
allLines.Append(parentNode.SysId);
allLines.Append(",");
allLines.Append(parentNode.TopId);
allLines.Append(",");
allLines.Append(parentNode.Name);
allLines.Append(",");
allLines.Append(parentNode.Level);
allLines.Append(",");
allLines.Append(parentNode.ChildrenLevels);
allLines.Append(",");
allLines.Append(parentNode.ChildrenNodes.Count);
allLines.Append(",");
allLines.Append(parentNode.ChildrenCount);
foreach (string otherProp in parentNode.OtherProps)
{
allLines.Append(",");
allLines.Append(otherProp);
}
mysw.WriteLine(allLines.ToString());
}
}
public string GetSearchSql()
{
searchParams = new List <string>();
StringBuilder sb = new StringBuilder();
AddFilter(sb, "sysid", txtSysid, comboSysid);
AddFilter(sb, "topid", txtTopid, comboTopid);
AddFilter(sb, "name", txtName, comboName);
AddFilter(sb, "level", txtLevel, comboLevel);
AddFilter(sb, "sublevel", txtSubLevels, comboSubLevels);
AddFilter(sb, "subcount", txtSubCount, comboSubCount);
AddFilter(sb, "subcountall", txtAllSubCount, comboAllSubCount);
List <string> optCols = MyTrees.GetTableOptCols();
for (int i = 0; i < optCols.Count; i++)
{
AddFilter(sb, optCols[i], txtCols[i], comboCols[i]);
}
if (sb.Length > 0)
{
return("select sysid,topid,name,level,sublevel,subcount,subcountall from "
+ MyTrees.treeDB.TableName + "_calc where 1=1" + sb + " order by subcountall desc limit 0, 100");
}
else
{
return(null);
}
}
public void SetRootNode(MyTreeNode rootNode)
{
pager.Visibility = Visibility.Hidden;
memberTreeView.Items.Clear();
ringNodeIds.Clear();
if (rootNode != null)
{
TreeViewItem rootItem = NewTreeViewItem(rootNode);
memberTreeView.Items.Add(rootItem);
//如果还有子节点，则添加一个节点，使该节点具有折叠的"+"
if (rootNode.ChildrenCount > 0)
{
rootItem.Items.Add(NewTreeViewItem(null));
}
MyTrees.OpenDB();
//判断当前根节点是否存在父节点
if (MyTrees.GetNodeBySysId(rootNode.TopId) != null)
{
btnUpLevelNode.IsEnabled = true;
btnUpRootNode.IsEnabled = true;
}
else
{
btnUpLevelNode.IsEnabled = false;
btnUpRootNode.IsEnabled = false;
}
MyTrees.CloseDB();
}
}
//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;
}
}
internal static int GetIdConflictNodesCount()
{
MyTrees.OpenDB();
string sql = "select count(*) from "
+ treeDB.TableName + "_calc where sysid in (select v from "
+ treeDB.TableName + "_profile where k='Conflict')";
int count = treeDB.SearchCount(sql);
MyTrees.CloseDB();
return(count);
}
internal static List <string> GetLeafAloneNodeIds()
{
if (leafAloneNodeIds == null)
{
leafAloneNodeIds = new List <string>();
MyTrees.OpenDB();
string sql = "select v from " + treeDB.TableName + "_profile where k='Leaf'";
leafAloneNodeIds = treeDB.SearchString(sql);
MyTrees.CloseDB();
}
return(leafAloneNodeIds);
}
internal static List <string> GetRingNodeIds()
{
if (ringNodes == null)
{
ringNodes = new List <string>();
MyTrees.OpenDB();
string sql = "select v from " + treeDB.TableName + "_profile where k='Ring'";
ringNodes = treeDB.SearchString(sql);
MyTrees.CloseDB();
}
return(ringNodes);
}
internal static List <MyTreeNode> GetTreeRootNodes(int pageNo, int pageSize)
{
MyTrees.OpenDB();
string sql = "select sysid,topid,name,level,sublevel,subcount,subcountall from "
+ treeDB.TableName + "_calc where sysid in (select v from "
+ treeDB.TableName + "_profile where k='Tree') order by subcountall desc limit "
+ (pageNo * pageSize) + ", " + pageSize;
List <MyTreeNode> treeRootNodes = treeDB.SearchNode(sql);
MyTrees.CloseDB();
return(treeRootNodes);
}
internal static List <string> GetIdConflictNodes(int pageNo, int pageSize)
{
MyTrees.OpenDB();
string sql = "select * from "
+ treeDB.TableName + "_calc where sysid in (select v from "
+ treeDB.TableName + "_profile where k='Conflict') limit "
+ (pageNo * pageSize) + ", " + pageSize;
List <string> conflictNodes = treeDB.SearchString(sql);
MyTrees.CloseDB();
return(conflictNodes);
}
public void InitCols()
{
List <string> tableOptCols = MyTrees.GetTableOptCols();
for (int i = 0; i < tableOptCols.Count; i++)
{
GridViewColumn col = new GridViewColumn();
col.Header = tableOptCols[i];
col.DisplayMemberBinding = new Binding("[" + (i + 7) + "]");
gridView.Columns.Add(col);
}
}
//导出所有父节点
private static void ExportAllParents2CSV(StreamWriter mysw, StringBuilder allLines, MyTreeNode node)
{
WindowView.notify.SetStatusMessage("正在导出该节点的所有父节点。。。");
List <string> parentNodes = MyTrees.FindToRootAllList(node.TopId);
parentNodes.Reverse();
allRow += parentNodes.Count;
for (int i = 0; i < parentNodes.Count; i++)
{
mysw.WriteLine(parentNodes[i]);
}
}
private static void ExportAllImgs(MyTreeView mytreeview, MyTreeNode node)
{
mytreeview.BeginExportImg();
exportNodes.Clear();
exportNodes.Add(node);
MyTrees.OpenDB();
while (exportNodes.Count > 0)
{
ExportImg(mytreeview, exportNodes[0]);
}
mytreeview.EndExportImg();
MyTrees.CloseDB();
}
internal static List <string> GetTableOptCols()
{
if (tableOptCols == null)
{
MyTrees.OpenDB();
string sql = "select v from "
+ treeDB.TableName
+ "_profile where k='TableOptCol'";
tableOptCols = treeDB.SearchString(sql);
MyTrees.CloseDB();
}
return(tableOptCols);
}
void item_Expanded(object sender, RoutedEventArgs e)
{
TreeViewItem item = e.Source as TreeViewItem;
if (item.HasItems && (item.Items[0] as TreeViewItem).Header.ToString() == "none")
{
//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();
if ((e.Source as TreeViewItem).IsSelected)
{
MyTrees.OpenDB();
}
MyTreeNode node = item.Tag as MyTreeNode;
List <MyTreeNode> childrenNodes = MyTrees.GetNodesByTopIdPage(node.SysId, 0);
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);
}
//表示分页加载更多的节点
if (node.ChildrenCount > MyTrees.getNodePageSize)
{
MyTreeNode moreNode = new MyTreeNode();
moreNode.SysId = "moreNode";
moreNode.Name = node.Name;
moreNode.TopId = node.SysId;
moreNode.ChildrenCount = MyTrees.getNodePageSize;
moreNode.ChildrenCountAll = node.ChildrenCount;
item.Items.Add(NewTreeViewItem(moreNode));
}
if ((e.Source as TreeViewItem).IsSelected)
{
MyTrees.CloseDB();
}
}
}
private void btnCompute_Click(object sender, RoutedEventArgs e)
{
if (!Directory.Exists(MemData.MemDataTemp))
{
Directory.CreateDirectory(MemData.MemDataTemp);
}
string expName = MemData.MemDataTemp + "/exp_" + txtTable.SelectedValue + ".tab";
if (ExportData(expName))
{
this.Close();
MyTrees.OpenDBFile(expName, "\t", false);
File.Delete(expName);
}
}
//判断闭环是否关闭
private static bool isRingClose(string id)
{
if (MyTrees.GetRingNodeIds().Contains(id))
{
if (ringNodeIds.Contains(id))
{
return(true);
}
else
{
ringNodeIds.Add(id);
}
}
return(false);
}
//查找
private void ButtonSearch_Click(object sender, RoutedEventArgs e)
{
List <string> searchParams = mySearchFilter.GetSearchParams();
if (searchParams != null)
{
TimingUtil.StartTiming();
WindowView.notify.SetStatusMessage("正在查询，请稍后。。。");
WindowView.notify.SetProcessBarVisible(true);
searchResults.NodeListView.ItemsSource = MyTrees.FindBySql(searchParams);
WindowView.notify.SetStatusMessage("查询完成！");
WindowView.notify.SetProcessBarVisible(false);
WindowView.notify.SetStatusMessage(TimingUtil.EndTiming());
}
}
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;
}
}
}
internal void InitCols()
{
addCol("会员ID：");
addCol("父级ID：");
addCol("会员姓名：");
addCol("所在等级：");
addCol("下线层级数：");
addCol("直接下级数：");
addCol("下级总数：");
List <string> optCols = MyTrees.GetTableOptCols();
for (int i = 0; i < optCols.Count; i++)
{
addCol(optCols[i] + "：");
}
}
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.ChildrenCount);
allLines.Append(",");
allLines.Append(node.ChildrenCountAll);
allLines.Append(",");
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.GetNodesByTopId(node.SysId);
foreach (MyTreeNode subNode in childrenNodes)
{
Export2CSVImp(mysw, allLines, subNode, recu);
}
}
}
void item_Expanded(object sender, RoutedEventArgs e)
{
TreeViewItem item = e.Source as TreeViewItem;
foreach (TreeViewItem subItem in item.Items)
{
MyTreeNode node = subItem.Tag as MyTreeNode;
if (node != null)
{
List <MyTreeNode> childrenNodes = MyTrees.GetNodesByTopId(node.SysId);
foreach (MyTreeNode subNode in childrenNodes)
{
TreeViewItem grandson = NewTreeViewItem(subNode);
subItem.Items.Add(grandson);
}
}
}
}
/// <summary>
/// 分页控件回调函数
/// </summary>
/// <param name="pageNo">页码，由分页控件传入</param>
/// <param name="pageSize">每页记录数</param>
/// <returns></returns>
private void LoadPageData(int pageNo, int pageSize)
{
List <MyTreeNode> treeRootNodes = MyTrees.GetTreeRootNodes(pageNo, pageSize);
TreeViewItem rootItem = memberTreeView.Items[0] as TreeViewItem;
rootItem.Items.Clear();
if (rootItem != null && treeRootNodes.Count > 0)
{
for (int i = 0; i < treeRootNodes.Count; i++)
{
TreeViewItem subItem = NewTreeViewItem(treeRootNodes[i]);
rootItem.Items.Add(subItem);
//如果还有子节点，则添加一个节点，使该节点具有折叠的"+"
subItem.Items.Add(NewTreeViewItem(null));
}
}
}
//打开文件
private void ButtonOpen_Click(object sender, RoutedEventArgs e)
{
bool csv_or_tab = (sender == btnImportCsv);
OpenFileDialog openfileDlg = new OpenFileDialog();
openfileDlg.Title = "打开要作为会员树数据源的文件";
openfileDlg.Filter = csv_or_tab ? "CSV逗号分隔文件|*.csv" : "TAB键分割文件|*.tab";
if (openfileDlg.ShowDialog() == true)
{
windowAdmin.progressView.SetCsvFile(openfileDlg.FileName);
TextUtil.enUpperLower = (EnumUpperLower)comboToLower.SelectedIndex;
TextUtil.enDBCSBC = (EnumDBCSBC)comboToHalf.SelectedIndex;
TextUtil.enTrim = (EnumTrim)comboTrim.SelectedIndex;
string separator = csv_or_tab ? "," : "\t";
MyTrees.OpenDBFile(openfileDlg.FileName, separator, true);
datasetListView.RefreshDB(MyTrees.treeDB, "");
}
}
//导出所有子孙节点
private static void ExportAllChildren2CSV(StreamWriter mysw, StringBuilder allLines, MyTreeNode node)
{
List <string> topIds = new List <string>();
List <string> subNodes = MyTrees.GetAllByTopIds("'" + node.SysId + "'");
int levelNum = 1;
while (subNodes.Count > 0)
{
topIds.Clear();
for (int i = 0; i < subNodes.Count; i++)
{
mysw.WriteLine(subNodes[i]);
topIds.Add("'" + subNodes[i].Substring(0, subNodes[i].IndexOf(",")) + "'");
}
WindowView.notify.SetStatusMessage("正在导出该节点的第" + levelNum + "层（共" + subNodes.Count + "个）子节点，共有" + node.ChildrenLevels + "层子节点");
WindowView.notify.SetProcessBarValue((int)(100.0 * levelNum / node.ChildrenLevels));
levelNum++;
subNodes = MyTrees.GetAllByTopIds(string.Join(",", topIds));
}
}