using DevExpress.XtraTreeList;
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using DevExpress.XtraTreeList.Columns;
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using DevExpress.XtraTreeList.Nodes;
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using System.Collections;
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namespace Verify
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{
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public static class TreeListExtend
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{
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/// <summary>
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/// 根据clinet point 获取节点
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/// </summary>
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/// <param name="rhs"></param>
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/// <param name="cp"></param>
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/// <returns></returns>
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public static TreeListNode GetNodeByCP(this TreeList rhs, Point cp)
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{
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Point pt = rhs.PointToClient(cp);
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TreeListHitInfo ht = rhs.CalcHitInfo(pt);
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TreeListNode node = ht.Node;
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if (node is TreeListAutoFilterNode)
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return null;
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return node;
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}
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/// <summary>
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/// 初始化默认设置
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/// </summary>
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/// <param name="rhs"></param>
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/// <param name="height"></param>
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public static void InitialDefaultSettings(this TreeList rhs, int height = 30)
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{
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rhs.OptionsBehavior.Editable = false;
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rhs.OptionsBehavior.ReadOnly = true;
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rhs.OptionsSelection.EnableAppearanceFocusedCell = false;
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rhs.OptionsMenu.EnableNodeMenu = false;
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rhs.OptionsView.FocusRectStyle = DrawFocusRectStyle.None;
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rhs.OptionsSelection.SelectNodesOnRightClick = true;
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rhs.ViewStyle = TreeListViewStyle.TreeView;
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rhs.RowHeight = height;
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rhs.BorderStyle = DevExpress.XtraEditors.Controls.BorderStyles.NoBorder;
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rhs.OptionsFind.ShowCloseButton = false;
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}
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/// <summary>
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/// 初始化多选框设置
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/// </summary>
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/// <param name="rhs"></param>
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/// <param name="checkBoxFieldName"></param>
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/// <param name="height"></param>
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public static void InitialDefaultMultiSelectSettings(this TreeList rhs, string checkBoxFieldName = "Checked", int height = 30)
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{
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rhs.InitialDefaultSettings(height);
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rhs.CheckBoxFieldName = checkBoxFieldName;//多选框绑定列名
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rhs.OptionsBehavior.AllowRecursiveNodeChecking = true;//获取或设置父节点时是否自动检查/取消检查子节点
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rhs.OptionsView.CheckBoxStyle = DevExpress.XtraTreeList.DefaultNodeCheckBoxStyle.Check;//设置勾选框样式
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}
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/// <summary>
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/// 初始化可编辑视图
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/// </summary>
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public static void InitialBindingNormalEditView(this TreeList rhs, int height = 30)
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{
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rhs.OptionsSelection.EnableAppearanceFocusedCell = false;
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rhs.OptionsMenu.EnableNodeMenu = false;
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rhs.OptionsView.FocusRectStyle = DrawFocusRectStyle.None;
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rhs.OptionsSelection.SelectNodesOnRightClick = true;
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rhs.OptionsMenu.EnableColumnMenu = false;
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rhs.Appearance.HeaderPanel.TextOptions.HAlignment = DevExpress.Utils.HorzAlignment.Center;
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rhs.Appearance.Row.TextOptions.HAlignment = DevExpress.Utils.HorzAlignment.Near;
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rhs.RowHeight = height;
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}
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/// <summary>
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/// 多列显示设置
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/// </summary>
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/// <param name="rhs"></param>
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/// <param name="height"></param>
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public static void InitialMultiColSettings(this TreeList rhs, int height = 30)
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{
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rhs.OptionsBehavior.Editable = false;
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rhs.OptionsBehavior.ReadOnly = true;
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rhs.OptionsSelection.EnableAppearanceFocusedCell = false;
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rhs.OptionsMenu.EnableNodeMenu = false;
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rhs.OptionsView.FocusRectStyle = DrawFocusRectStyle.None;
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rhs.OptionsSelection.SelectNodesOnRightClick = true;
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rhs.OptionsMenu.EnableColumnMenu = false;
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rhs.Appearance.HeaderPanel.TextOptions.HAlignment = DevExpress.Utils.HorzAlignment.Center;
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rhs.Appearance.Row.TextOptions.HAlignment = DevExpress.Utils.HorzAlignment.Center;
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rhs.RowHeight = height;
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rhs.BorderStyle = DevExpress.XtraEditors.Controls.BorderStyles.NoBorder;
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rhs.OptionsFind.ShowCloseButton = false;
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}
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/// <summary>
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/// 初始化多选框设置
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/// </summary>
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/// <param name="rhs"></param>
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/// <param name="checkBoxFieldName"></param>
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/// <param name="height"></param>
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public static void InitialMultiColMultiSelectSettings(this TreeList rhs, string checkBoxFieldName = "Checked", int height = 30)
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{
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rhs.InitialMultiColSettings(height);
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rhs.CheckBoxFieldName = checkBoxFieldName;//多选框绑定列名
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rhs.OptionsBehavior.AllowRecursiveNodeChecking = true;//获取或设置父节点时是否自动检查/取消检查子节点
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rhs.OptionsView.CheckBoxStyle = DefaultNodeCheckBoxStyle.Check;//设置勾选框样式
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}
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//渐变色
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public static void RegistCustomDrawNodeCell(this TreeList rhs, Color? bgColor = null, Color? foreColor = null)
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{
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if (bgColor == null)
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bgColor = Color.FromArgb(0, 122, 204);
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if (foreColor == null)
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foreColor = Color.White;
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rhs.CustomDrawNodeCell += (sender, e) =>
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{
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if (e.Node == (sender as TreeList).FocusedNode)
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{
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e.Appearance.BackColor = bgColor.Value;
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e.Appearance.ForeColor = foreColor.Value;
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}
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};
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}
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/// <summary>
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/// 获取当前数据行
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/// </summary>
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public static T GetCurrentViewModel<T>(this TreeList tree, IEnumerable<T> source) where T : class
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{
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if (source == null)
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return default;
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if (source.Count() < 1)
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{
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return default;
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}
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var row = tree.GetFocusedRow() as T;
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if (row == null)
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{
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return null;
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}
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return row;
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}
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/*/// <summary>
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/// 导出Excel
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/// </summary>
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public static void ExportExcel(this TreeList tree, DocumentPage page, string pageOperateInfo)
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{
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page.ShowCmdOperateInfo("导出列表信息到Excel");
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var path = ExcelSaveFilePathHelper.SaveFilePathName();
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page.ShowCmdOperateInfo(pageOperateInfo);
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if (string.IsNullOrEmpty(path)) return;
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tree.OptionsPrint.PrintAllNodes = true;//导出明细
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tree.OptionsPrint.PrintTree = true;//导出所有明细，false的话，只会导出展开的明细
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tree.ExportToXlsx(path, new DevExpress.XtraPrinting.XlsxExportOptionsEx() { ExportType = DevExpress.Export.ExportType.WYSIWYG, TextExportMode = DevExpress.XtraPrinting.TextExportMode.Text });
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DialogResult dr = XtraMessageBox.Show("导出成功！是否打开刚刚保存的Excel文件？", "提示", MessageBoxButtons.OKCancel, MessageBoxIcon.Information);
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if (dr != DialogResult.OK)
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return;
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System.Diagnostics.Process.Start(path);
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}*/
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/// <summary>
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/// 设置拖拽状态下的普通视图
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/// </summary>
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public static void SetDragViewModels<t>(this TreeList rhs) where t : class
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{
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rhs.DragDrop += (sender, e) =>
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{
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TreeListNode node = (TreeListNode)e.Data.GetData(typeof(TreeListNode));
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if (node == null) return;
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TreeList list = (TreeList)sender;
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if (list == node.TreeList) return;
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TreeListHitInfo info = list.CalcHitInfo(list.PointToClient(new Point(e.X, e.Y)));
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InsertBrush(list, node, info.Node == null ? -1 : info.Node.Id);
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};
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}
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private static void InsertBrush(TreeList list, TreeListNode node, int parent)
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{
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ArrayList data = new ArrayList();
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foreach (TreeListColumn column in node.TreeList.Columns)
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{
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data.Add(node[column]);
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}
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parent = list.AppendNode(data.ToArray(), parent).Id;
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if (node.HasChildren)
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foreach (TreeListNode n in node.Nodes)
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InsertBrush(list, n, parent);
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}
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#region 刷新选中节点
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private static List<TreeListNode> _haveChildNodes = null;
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public static void RefreshCheckeState(this TreeList rhs)
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{
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if (rhs.OptionsView.CheckBoxStyle != DefaultNodeCheckBoxStyle.Check)
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return;
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_haveChildNodes = new List<TreeListNode>();
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foreach (TreeListNode node in rhs.Nodes)
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{
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GetHaveChildNode(node);
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}
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if (_haveChildNodes != null && _haveChildNodes.Count > 0)
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{
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_haveChildNodes.Reverse();
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foreach (var node in _haveChildNodes)
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{
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if (node.Nodes != null && node.Nodes.Any())
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{
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foreach (var childNode in node.Nodes)
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{
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}
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var checkCount = node.Nodes.Where(x => x.Checked).Count();
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if (checkCount == 0)
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{
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node.CheckState = CheckState.Unchecked;
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}
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else if (checkCount == node.Nodes.Count)
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{
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node.CheckState = CheckState.Checked;
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}
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else
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{
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node.CheckState = CheckState.Indeterminate;
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}
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}
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}
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}
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_haveChildNodes = null;
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}
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private static void GetHaveChildNode(TreeListNode node)
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{
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if (node.Nodes.Count > 0)
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{
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_haveChildNodes.Add(node);
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foreach (TreeListNode childNode in node.Nodes)
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{
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GetHaveChildNode(childNode);
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}
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}
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}
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#endregion
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}
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}
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/*/// <summary>
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/// 设置拖拽状态下的普通视图
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/// </summary>
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public static void SetDragViewModels<t>(this TreeList rhs) where t : class
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{
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rhs.DragDrop += (sender, e) =>
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{
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TreeListNode node = (TreeListNode)e.Data.GetData(typeof(TreeListNode));
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if (node == null) return;
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TreeList list = (TreeList)sender;
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if (list == node.TreeList) return;
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TreeListHitInfo info = list.CalcHitInfo(list.PointToClient(new Point(e.X, e.Y)));
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InsertBrush(list, node, info.Node == null ? -1 : info.Node.Id);
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};
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}
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private static void InsertBrush(TreeList list, TreeListNode node, int parent)
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{
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ArrayList data = new ArrayList();
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foreach (TreeListColumn column in node.TreeList.Columns)
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{
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data.Add(node[column]);
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}
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parent = list.AppendNode(data.ToArray(), parent).Id;
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if (node.HasChildren)
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foreach (TreeListNode n in node.Nodes)
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InsertBrush(list, n, parent);
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}*/
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