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- using DevExpress.Utils;
- using DevExpress.Utils.Helpers;
- using DevExpress.Utils.Menu;
- using DevExpress.Utils.Paint;
- using DevExpress.Utils.Svg;
- using DevExpress.XtraBars;
- using DevExpress.XtraEditors;
- using DevExpress.XtraEditors.Controls;
- using DevExpress.XtraEditors.Repository;
- using DevExpress.XtraGrid;
- using DevExpress.XtraGrid.Columns;
- using DevExpress.XtraGrid.Views.Grid;
- using DxHelper;
- using System;
- using System.Collections.Generic;
- using System.Drawing;
- using System.IO;
- using System.Linq;
- using System.Text;
- using System.Threading.Tasks;
- using System.Windows.Forms;
- public static class GridControlEx
- {
- internal class GridTag
- {
- public GridTag() { }
- public PopupMenu PopupMenu { get; set; }
- public BarManager BarM { get; set; }
- public List<BarButtonItem> RowButtonsItems { get; set; } = new List<BarButtonItem>();
- public List<BarButtonItem> MultRowButtonsItems { get; set; } = new List<BarButtonItem>();
- }
- /// <summary>
- /// 初始化表格(默认禁用分组)
- /// </summary>
- /// <param name="grid"></param>
- /// <param name="dataSource">绑定的数据源</param>
- /// <param name="rowHeight">行高(默认24px)</param>
- /// <param name="showScrollH">是否显示水平滚动条(默认不显示)</param>
- /// <typeparam name="T">绑定的数据源模型类型</typeparam>
- /// <returns></returns>
- public static GridControl UseDefault<T>(this GridControl grid, List<T> dataSource, int rowHeight = 24, bool showScrollH = false)
- {
- grid.DataSource = dataSource;
- grid.HideColumn("ID","CreateTime","UpdateTime");
- grid.MainView.BorderStyle = BorderStyles.Flat;
- var view = grid.MainView as GridView;
- view.CustomColumnDisplayText += View_CustomColumnDisplayText;
- view.Appearance.HeaderPanel.TextOptions.HAlignment = HorzAlignment.Center;
- view.Appearance.Row.Options.UseTextOptions = true;
- view.Appearance.Row.TextOptions.HAlignment = HorzAlignment.Center;
- view.OptionsView.ColumnHeaderAutoHeight = DefaultBoolean.True;
- view.RowHeight = rowHeight;
- view.OptionsView.ShowGroupPanel = false;
- view.OptionsBehavior.Editable = false;
- view.OptionsView.ShowDetailButtons = false;
- view.OptionsView.ShowIndicator = false;
- view.OptionsMenu.EnableColumnMenu = true;
- view.OptionsCustomization.AllowFilter = true;
- view.OptionsCustomization.AllowGroup = false;
- view.OptionsCustomization.AllowSort = true;
- view.OptionsCustomization.AllowColumnMoving = true;
- view.OptionsCustomization.AllowMergedGrouping = DefaultBoolean.False;
- view.OptionsSelection.MultiSelect = false;
- view.OptionsCustomization.AllowRowSizing = false;
- view.OptionsCustomization.AllowQuickHideColumns = false;
- view.OptionsMenu.EnableGroupPanelMenu = false;
- view.OptionsMenu.EnableGroupRowMenu = false;
- view.OptionsMenu.EnableFooterMenu = false;
- view.OptionsLayout.StoreAllOptions = true;
- view.OptionsLayout.StoreAppearance = true;
- view.OptionsLayout.StoreDataSettings = true;
- view.OptionsLayout.StoreVisualOptions = true;
- view.OptionsLayout.StoreFormatRules = true;
- view.OptionsView.ColumnAutoWidth = !showScrollH;
- view.PopupMenuShowing += View_PopupMenuShowing;
- view.OptionsSelection.EnableAppearanceFocusedCell = false;
- string GetLayoutName()
- {
- Control ctrl;
- if (view.Tag is SearchLookUpEdit searchLookUpEdit)
- ctrl = searchLookUpEdit;
- else
- ctrl = grid;
- while (ctrl.Parent != null)
- {
- ctrl = ctrl.Parent;
- if (ctrl is UserControl) break;
- }
- var props = typeof(T).GetProperties();
- StringBuilder sb = new StringBuilder();
- foreach (var item in props)
- {
- sb.Append(item.Name);
- }
- var md5 = MD5Helper.StrToMD5(sb.ToString());
- if (view.Tag is SearchLookUpEdit searchLookUpEdit2)
- return $"{ctrl.Name}_{searchLookUpEdit2.Name}_{md5}";
- else
- return $"{ctrl.Name}_{grid.Name}_{md5}";
- }
- string name = GetLayoutName();
- void SaveLayoutAction()
- {
- Form frm = null;
- if (view.Tag is SearchLookUpEdit edit)
- frm = edit.FindForm();
- else
- frm = grid.FindForm();
- if (frm != null)
- {
- frm.VisibleChanged += (sender2, e2) =>
- {
- Directory.CreateDirectory("Layout");
- if (name == null) return;
- grid.MainView?.SaveLayoutToXml($"Layout\\{name}.xml", OptionsLayoutBase.FullLayout);
- };
- }
- }
- if (grid.IsLoaded)
- {
- SaveLayoutAction();
- }
- else
- {
- grid.Load += (sender, e) => SaveLayoutAction();
- }
- if (name != null && File.Exists($"Layout\\{name}.xml"))
- {
- view.RestoreLayoutFromXml($"Layout\\{name}.xml", OptionsLayoutBase.FullLayout);
- view.ClearColumnsFilter();
- view.ClearFindFilter();
- view.ClearInHeaderSearchText();
- view.ClearSorting();
- view.ClearSelection();
- }
- view.KeyUp += View_KeyUp;
- grid.Tag = new GridTag();
- return grid;
- }
- /// <summary>
- /// 为GirdControl启用右键新增数据的功能
- /// </summary>
- /// <param name="grid"></param>
- /// <param name="emptyText"></param>
- /// <returns></returns>
- public static GridControl UseEmptyText(this GridControl grid, string emptyText = "暂无数据")
- {
- if (string.IsNullOrWhiteSpace(emptyText)) return grid;
- var view = grid.MainView as GridView;
- view.CustomDrawEmptyForeground += (sender, e) =>
- {
- var s = e.Appearance.CalcTextSize(e.Cache, emptyText, e.Bounds.Width).ToSize();
- var x = (e.Bounds.Width - s.Width) / 2;
- var y = (e.Bounds.Height - s.Height) / 2;
- e.Appearance.ForeColor = Color.Gray;
- e.Appearance.DrawString(e.Cache, emptyText, new Rectangle(x, y, s.Width, s.Height));
- };
- return grid;
- }
- /// <summary>
- /// 为GirdControl启用右键新增数据的功能
- /// </summary>
- /// <typeparam name="T"></typeparam>
- /// <param name="grid"></param>
- /// <param name="menuCaption"></param>
- /// <param name="callback">一个回调函数,返回新增的数据</param>
- /// <returns></returns>
- public static GridControl UseAdd<T>(this GridControl grid, Func<T> callback, string menuCaption = "新增")
- {
- var view = grid.MainView as GridView;
- view.CustomDrawEmptyForeground += (sender, e) =>
- {
- string emptyText = "右键添加";
- var s = e.Appearance.CalcTextSize(e.Cache, emptyText, e.Bounds.Width).ToSize();
- var x = (e.Bounds.Width - s.Width) / 2;
- var y = (e.Bounds.Height - s.Height) / 2;
- e.Appearance.ForeColor = Color.Gray;
- e.Appearance.DrawString(e.Cache, emptyText, new Rectangle(x, y, s.Width, s.Height));
- };
- grid.AddContentMenu<T>(menuCaption, DxHelper.SvgHelper.CreateAdd(), data =>
- {
- if (callback != null)
- {
- var addRow = callback();
- if (addRow == null) return;
- var ds = grid.DataSource as List<T>;
- ds.Add(addRow);
- view.RefreshData();
- }
- }, true);
- return grid;
- }
- /// <summary>
- /// 为GirdControl启用右键新增数据的功能
- /// </summary>
- /// <typeparam name="T"></typeparam>
- /// <param name="grid"></param>
- /// <param name="menuCaption"></param>
- /// <param name="callback">一个回调函数,返回新增的数据</param>
- /// <returns></returns>
- public static GridControl UseAddAsync<T>(this GridControl grid, Func<Task<T>> callback, string menuCaption = "新增")
- {
- grid.AddContentMenuAsync<T>(menuCaption, DxHelper.SvgHelper.CreateAdd(), async data =>
- {
- if (callback != null)
- {
- var addRow = await callback();
- if (addRow == null) return;
- var view = grid.MainView as GridView;
- var ds = grid.DataSource as List<T>;
- ds.Add(addRow);
- view.RefreshData();
- }
- }, true);
- return grid;
- }
- /// <summary>
- /// 为GridControl启用右编辑选中的单行功能
- /// </summary>
- /// <typeparam name="T"></typeparam>
- /// <param name="grid"></param>
- /// <param name="menuCaption"></param>
- /// <param name="callback"></param>
- /// <returns></returns>
- public static GridControl UseEdit<T>(this GridControl grid, Func<T, T> callback, string menuCaption = "编辑")
- {
- grid.AddRowMenu<T>(menuCaption, DxHelper.SvgHelper.CreateEdit(), data =>
- {
- if (callback != null)
- {
- var newRow = callback(data);
- if (newRow == null) return;
- var view = grid.MainView as GridView;
- var ds = grid.DataSource as List<T>;
- var idx = ds.IndexOf(data);
- ds.Remove(data);
- ds.Insert(idx, newRow);
- view.RefreshData();
- }
- }, null);
- return grid;
- }
- /// <summary>
- /// 为GridControl启用右编辑选中的单行功能
- /// </summary>
- /// <typeparam name="T"></typeparam>
- /// <param name="grid"></param>
- /// <param name="menuCaption"></param>
- /// <param name="callback"></param>
- /// <returns></returns>
- public static GridControl UseEditAsync<T>(this GridControl grid, Func<T, Task<T>> callback, string menuCaption = "编辑")
- {
- grid.AddRowMenu<T>(menuCaption, DxHelper.SvgHelper.CreateEdit(), async data =>
- {
- if (callback != null)
- {
- var newRow = await callback(data);
- if (newRow == null) return;
- var view = grid.MainView as GridView;
- var ds = grid.DataSource as List<T>;
- var idx = ds.IndexOf(data);
- ds.Remove(data);
- ds.Insert(idx, newRow);
- view.RefreshData();
- }
- }, null);
- return grid;
- }
- /// <summary>
- /// 为GridControl启用右删除选中的一行或多行功能(自动启用UseMultiSelect)
- /// </summary>
- /// <typeparam name="T"></typeparam>
- /// <param name="grid"></param>
- /// <param name="menuCaption"></param>
- /// <param name="action"></param>
- /// <returns></returns>
- public static GridControl UseDelete<T>(this GridControl grid, Func<List<T>, bool> action = null, string menuCaption = "删除")
- {
- grid.AddMultRowMenu<T>(menuCaption, DxHelper.SvgHelper.CreateClose(), data =>
- {
- if (!DxHelper.MsgBoxHelper.ShowConfirm($"确认删除选中的记录?共[{data.Count}]条")) return;
- if (action != null)
- {
- bool succeed = action(data);
- if (!succeed) return;
- }
- var view = grid.MainView as GridView;
- view.DeleteSelectedRows();
- view.RefreshData();
- });
- return grid;
- }
- /// <summary>
- /// 为GridControl启用右删除选中的一行或多行功能(自动启用UseMultiSelect)
- /// </summary>
- /// <typeparam name="T"></typeparam>
- /// <param name="grid"></param>
- /// <param name="menuCaption"></param>
- /// <param name="action"></param>
- /// <returns></returns>
- public static GridControl UseDeleteAsync<T>(this GridControl grid, Func<List<T>, Task<bool>> action = null, string menuCaption = "删除")
- {
- grid.AddMultRowMenu<T>(menuCaption, DxHelper.SvgHelper.CreateClose(), async data =>
- {
- if (!DxHelper.MsgBoxHelper.ShowConfirm($"确认删除选中的记录?共[{data.Count()}]条")) return;
- if (action != null)
- {
- bool succeed = await action(data);
- if (!succeed) return;
- }
- var view = grid.MainView as GridView;
- view.DeleteSelectedRows();
- view.RefreshData();
- });
- return grid;
- }
- /// <summary>
- /// 为GirdControl启用右键清除所有数据的功能
- /// </summary>
- /// <typeparam name="T"></typeparam>
- /// <param name="grid"></param>
- /// <param name="menuCaption"></param>
- /// <param name="action"></param>
- /// <returns></returns>
- public static GridControl UseClear<T>(this GridControl grid, Func<List<T>, bool> action = null, string menuCaption = "清除")
- {
- grid.AddContentMenu<T>(menuCaption, DxHelper.SvgHelper.CreateClear(), data =>
- {
- if (data == null || data.Count == 0) return;
- if (!DxHelper.MsgBoxHelper.ShowConfirm($"确认清空所有记录?共[{data.Count}]条")) return;
- if (action != null)
- {
- bool succeed = action(data);
- if (!succeed) return;
- }
- var view = grid.MainView as GridView;
- data.Clear();
- view.RefreshData();
- }, false);
- return grid;
- }
- public static GridControl SetLogImageColumn(this GridControl grid, string columnFieldName,Type enumType)
- {
- var view = grid.MainView as GridView;
- RepositoryItemImageComboBox edit = new RepositoryItemImageComboBox();
- edit.AddEnum(enumType);
- SvgImageCollection svgImages = new SvgImageCollection();
- svgImages.ImageSize = new System.Drawing.Size(20, 20);
- svgImages.Add(SvgHelper.CreateInfo());
- svgImages.Add(SvgHelper.CreateWarning());
- svgImages.Add(SvgHelper.CreateError());
- edit.SmallImages = svgImages;
- edit.GlyphAlignment = DevExpress.Utils.HorzAlignment.Center;
- view.Columns[columnFieldName].ColumnEdit = edit;
- return grid;
- }
- /// <summary>
- /// 为GirdControl启用右键清除所有数据的功能
- /// </summary>
- /// <typeparam name="T"></typeparam>
- /// <param name="grid"></param>
- /// <param name="menuCaption"></param>
- /// <param name="action"></param>
- /// <returns></returns>
- public static GridControl UseClearAsync<T>(this GridControl grid, Func<List<T>, Task<bool>> action = null, string menuCaption = "清除")
- {
- grid.AddContentMenu<T>(menuCaption, DxHelper.SvgHelper.CreateClear(), async data =>
- {
- if (data == null || data.Count == 0) return;
- if (!DxHelper.MsgBoxHelper.ShowConfirm($"确认清空所有记录?共[{data.Count}]条")) return;
- if (action != null)
- {
- bool succeed = await action(data);
- if (!succeed) return;
- }
- var view = grid.MainView as GridView;
- data.Clear();
- view.RefreshData();
- }, false);
- return grid;
- }
- public static GridControl UseExportCsv(this GridControl grid)
- {
- GridTag tag = grid.Tag as GridTag;
- if (tag.BarM == null)
- {
- tag.BarM = new BarManager();
- tag.BarM.Form = grid;
- }
- if (tag.PopupMenu == null)
- {
- tag.PopupMenu = new PopupMenu();
- }
- PopupMenu popupMenu = tag.PopupMenu;
- BarButtonItem item = new BarButtonItem();
- item.ItemClick += (sender, e) =>
- {
- SaveFileDialog dialog = new SaveFileDialog();
- dialog.Filter = "csv|*.csv";
- if (dialog.ShowDialog() == DialogResult.OK)
- {
- var view = grid.MainView as GridView;
- view.ExportToCsv(dialog.FileName);
- }
- };
- item.ImageOptions.SvgImage = DxHelper.SvgHelper.CreateExportCsv();
- item.Caption = "导出(CSV)";
- tag.BarM.Items.Add(item);
- popupMenu.AddItem(item);
- popupMenu.Manager = tag.BarM;
- tag.PopupMenu = popupMenu;
- return grid;
- }
- public static GridControl AddMenu(this GridControl grid, string menuText, SvgImage meunImage, Action onClick)
- {
- GridTag tag = grid.Tag as GridTag;
- if (tag.BarM == null)
- {
- tag.BarM = new BarManager();
- tag.BarM.Form = grid;
- }
- if (tag.PopupMenu == null)
- {
- tag.PopupMenu = new PopupMenu();
- }
- PopupMenu popupMenu = tag.PopupMenu;
- BarButtonItem item = new BarButtonItem();
- item.ItemClick += (sender, e) =>
- {
- item.Enabled = false;
- onClick?.Invoke();
- item.Enabled = true;
- };
- item.ImageOptions.SvgImage = meunImage;
- item.Caption = menuText;
- tag.BarM.Items.Add(item);
- popupMenu.AddItem(item);
- popupMenu.Manager = tag.BarM;
- tag.PopupMenu = popupMenu;
- return grid;
- }
- public static GridControl UseExportXlsx(this GridControl grid)
- {
- GridTag tag = grid.Tag as GridTag;
- if (tag.BarM == null)
- {
- tag.BarM = new BarManager();
- tag.BarM.Form = grid;
- }
- if (tag.PopupMenu == null)
- {
- tag.PopupMenu = new PopupMenu();
- }
- PopupMenu popupMenu = tag.PopupMenu;
- BarButtonItem item = new BarButtonItem();
- item.ItemClick += (sender, e) =>
- {
- SaveFileDialog dialog = new SaveFileDialog();
- dialog.Filter = "Excel文件|*.xlsx";
- if (dialog.ShowDialog() == DialogResult.OK)
- {
- var view = grid.MainView as GridView;
- view.ExportToXlsx(dialog.FileName);
- }
- };
- item.ImageOptions.SvgImage = DxHelper.SvgHelper.CreateExportXlsx();
- item.Caption = "导出(Excel)";
- tag.BarM.Items.Add(item);
- popupMenu.AddItem(item);
- popupMenu.Manager = tag.BarM;
- tag.PopupMenu = popupMenu;
- return grid;
- }
- private static void View_KeyUp(object sender, KeyEventArgs e)
- {
- if (e.Control && e.Shift & e.KeyCode == Keys.C)
- {
- var view = sender as GridView;
- if (view.FocusedColumn == null) return;
- var val = view.GetFocusedRowCellDisplayText(view.FocusedColumn);
- if (string.IsNullOrWhiteSpace(val)) return;
- Clipboard.SetText(val);
- }
- }
- private static void View_CustomColumnDisplayText(object sender, DevExpress.XtraGrid.Views.Base.CustomColumnDisplayTextEventArgs e)
- {
- if (e.Column.ColumnType == typeof(DateTime) || e.Column.ColumnType == typeof(DateTime?))
- {
- if (e.Value == null) return;
- if (e.Column.FieldName == "SigTime")
- e.DisplayText = Convert.ToDateTime(e.Value).ToString("yyyy-MM-dd HH:mm:ss.fff");
- else
- e.DisplayText = Convert.ToDateTime(e.Value).ToString("yyyy-MM-dd HH:mm:ss");
- }
- }
- public static GridControl ShowColumn(this GridControl grid, params string[] colField)
- {
- var view = grid.MainView as GridView;
- if (view.Columns.Count == 0) return grid;
- if (colField == null || colField.Length == 0) return grid;
- foreach (GridColumn item in view.Columns)
- {
- if (colField.Contains(item.FieldName))
- item.Visible = true;
- }
- return grid;
- }
- public static GridControl UseMultiSelect(this GridControl grid)
- {
- var view = grid.MainView as GridView;
- view.OptionsSelection.MultiSelect = true;
- view.OptionsSelection.MultiSelectMode = GridMultiSelectMode.RowSelect;
- return grid;
- }
- public static GridControl UseGroup(this GridControl grid)
- {
- var view = grid.MainView as GridView;
- view.OptionsView.GroupFooterShowMode = GroupFooterShowMode.Hidden;
- view.OptionsView.ShowGroupPanel = true;
- view.OptionsCustomization.AllowGroup = true;
- view.OptionsCustomization.AllowSort = true;
- return grid;
- }
- public static GridControl UseFooter(this GridControl grid, Action<object, DevExpress.XtraGrid.Views.Base.RowObjectCustomDrawEventArgs> act)
- {
- var view = grid.MainView as GridView;
- view.OptionsView.ShowFooter = true;
- view.CustomDrawFooter += (s, e) => act(s, e);
- return grid;
- }
- public static GridControl UseEdit(this GridControl grid)
- {
- var view = grid.MainView as GridView;
- view.OptionsBehavior.Editable = true;
- view.OptionsSelection.EnableAppearanceFocusedCell = true;
- foreach (GridColumn item in view.Columns)
- {
- item.OptionsColumn.AllowEdit = false;
- }
- return grid;
- }
- public static GridControl UseRowNumber(this GridControl grid)
- {
- var view = grid.MainView as GridView;
- view.OptionsView.ShowIndicator = true;
- view.CustomDrawRowIndicator += (s, e) =>
- {
- if (!e.Info.IsRowIndicator) return;
- if (e.RowHandle < 0) return;
- e.Handled = true;
- string txt = (e.RowHandle + 1).ToString();
- var txtSize = e.Graphics.MeasureString(txt, e.Appearance.Font);
- if (view.IndicatorWidth < txtSize.Width + 20)
- {
- view.IndicatorWidth++;
- }
- var loc = new PointF(e.Bounds.X + e.Bounds.Width / 2f - txtSize.Width / 2f + 2,
- e.Bounds.Y + e.Bounds.Height / 2f - txtSize.Height / 2f);
- e.Cache.FillRectangle(new SolidBrush(e.Appearance.BackColor), e.Bounds);
- e.Cache.DrawString(txt, e.Appearance.Font, new SolidBrush(e.Appearance.ForeColor), loc);
- };
- view.RowCountChanged += (sender, e) =>
- {
- if (view.RowCount == 0)
- view.IndicatorWidth = -1;
- else
- view.IndicatorWidth = view.RowCount.ToString().Length * 6 + 20;
- };
- return grid;
- }
- public static GridControl UseNullValueText(this GridControl grid, string nullText = "--")
- {
- var view = grid.MainView as GridView;
- view.CustomColumnDisplayText += (sender, e) =>
- {
- if (e.Value == null) e.DisplayText = nullText;
- };
- return grid;
- }
- public static GridControl SetDisplayText(this GridControl grid, string columnFieldName, Func<object, string> action)
- {
- var view = grid.MainView as GridView;
- view.CustomColumnDisplayText += (sender, e) =>
- {
- if (e.Column.FieldName != columnFieldName) return;
- if (e.Value == null || action == null) return;
- e.DisplayText = action(e.Value);
- };
- return grid;
- }
- public static GridControl HideColumn(this GridControl grid, params string[] colField)
- {
- var view = grid.MainView as GridView;
- if (colField == null || colField.Length == 0) return grid;
- foreach (GridColumn item in view.Columns)
- {
- if (colField.Contains(item.FieldName))
- item.Visible = false;
- }
- return grid;
- }
- /// <summary>
- /// GridControl添加单行元素选择后的右键菜单
- /// </summary>
- /// <typeparam name="T">GridControl绑定数据源的泛型类型</typeparam>
- /// <param name="grid">GridControl控件</param>
- /// <param name="menuText">菜单标题</param>
- /// <param name="meunImage">菜单图标</param>
- /// <param name="action">菜单要执行的事件函数,参数为选中的单行元素</param>
- /// <param name="showCondition">菜单显示的条件</param>
- /// <returns></returns>
- public static GridControl AddRowMenu<T>(this GridControl grid, string menuText, SvgImage meunImage,
- Action<T> action, Func<T, bool> showCondition = null)
- {
- GridTag tag = grid.Tag as GridTag;
- var view = grid.MainView as GridView;
- if (tag.BarM == null)
- {
- tag.BarM = new BarManager();
- tag.BarM.Form = grid;
- }
- if (tag.PopupMenu == null)
- {
- tag.PopupMenu = new PopupMenu();
- }
- var popupMenu = tag.PopupMenu;
- BarButtonItem item = new BarButtonItem();
- tag.RowButtonsItems.Add(item);
- Func<bool> showConditionAll = () =>
- {
- if (!view.GetSelectedRows().Any()) return false;
- if (showCondition == null)
- return true;
- else
- return showCondition((T)view.GetFocusedRow());
- };
- item.Tag = showConditionAll;
- var handle = new ItemClickEventHandler((sender, e) =>
- {
- if (action != null)
- {
- if (view.GetFocusedRow() == null) return;
- item.Enabled = false;
- action.Invoke((T)view.GetFocusedRow());
- item.Enabled = true;
- }
- });
- item.Events().AddHandler(menuText, handle);
- item.ItemClick += handle;
- item.ImageOptions.SvgImage = meunImage;
- item.Caption = menuText;
- tag.BarM.Items.Add(item);
- popupMenu.AddItem(item);
- popupMenu.Manager = tag.BarM;
- tag.PopupMenu = popupMenu;
- return grid;
- }
- /// <summary>
- /// GridControl添加单行元素选择后的右键菜单
- /// </summary>
- /// <typeparam name="T">GridControl绑定数据源的泛型类型</typeparam>
- /// <param name="grid">GridControl控件</param>
- /// <param name="menuText">菜单标题</param>
- /// <param name="meunImage">菜单图标</param>
- /// <param name="action">菜单要执行的异步事件函数,参数为选中的单行元素</param>
- /// <param name="showCondition">菜单显示的条件</param>
- /// <returns></returns>
- public static GridControl AddRowMenuAsync<T>(this GridControl grid, string menuText, SvgImage meunImage,
- Func<T, Task> action, Func<T, bool> showCondition = null)
- {
- GridTag tag = grid.Tag as GridTag;
- var view = grid.MainView as GridView;
- if (tag.BarM == null)
- {
- tag.BarM = new BarManager();
- tag.BarM.Form = grid;
- }
- if (tag.PopupMenu == null)
- {
- tag.PopupMenu = new PopupMenu();
- }
- var popupMenu = tag.PopupMenu;
- BarButtonItem item = new BarButtonItem();
- tag.RowButtonsItems.Add(item);
- Func<bool> showConditionAll = () =>
- {
- if (!view.GetSelectedRows().Any()) return false;
- if (showCondition == null)
- return true;
- else
- return showCondition((T)view.GetFocusedRow());
- };
- item.Tag = showConditionAll;
- var handle = new ItemClickEventHandler(async (sender, e) =>
- {
- if (action != null)
- {
- if (view.GetFocusedRow() == null) return;
- item.Enabled = false;
- await action.Invoke((T)view.GetFocusedRow());
- item.Enabled = true;
- }
- });
- item.Events().AddHandler(menuText, handle);
- item.ItemClick += handle;
- item.ImageOptions.SvgImage = meunImage;
- item.Caption = menuText;
- tag.BarM.Items.Add(item);
- popupMenu.AddItem(item);
- popupMenu.Manager = tag.BarM;
- tag.PopupMenu = popupMenu;
- return grid;
- }
- /// <summary>
- /// GridControl添加多行选择元素的右键菜单(自动启用UseMultiSelect)
- /// </summary>
- /// <typeparam name="T">GridControl绑定数据源的泛型类型</typeparam>
- /// <param name="grid">GridControl控件</param>
- /// <param name="menuText">菜单标题</param>
- /// <param name="meunImage">菜单图标</param>
- /// <param name="action">菜单要执行的事件,参数为选中的一行或多行元素</param>
- /// <returns></returns>
- public static GridControl AddMultRowMenu<T>(this GridControl grid, string menuText, SvgImage meunImage,
- Action<List<T>> action)
- {
- grid.UseMultiSelect();
- GridTag tag = grid.Tag as GridTag;
- var view = grid.MainView as GridView;
- if (tag.BarM == null)
- {
- tag.BarM = new BarManager();
- tag.BarM.Form = grid;
- }
- if (tag.PopupMenu == null)
- {
- tag.PopupMenu = new PopupMenu();
- }
- var popupMenu = tag.PopupMenu;
- BarButtonItem item = new BarButtonItem();
- var handle = new ItemClickEventHandler((sender, e) =>
- {
- if (action != null)
- {
- var rows = view.GetSelectedRows();
- List<T> list = new List<T>();
- foreach (var row in rows)
- {
- if (row < 0) continue;
- list.Add((T)view.GetRow(row));
- }
- if (list.Any())
- action.Invoke(list);
- }
- });
- item.Events().AddHandler(menuText, handle);
- item.ItemClick += handle;
- item.ImageOptions.SvgImage = meunImage;
- item.Caption = menuText;
- Func<bool> showCondition = () => view.GetSelectedRows().Any();
- item.Tag = showCondition;
- tag.BarM.Items.Add(item);
- popupMenu.AddItem(item);
- popupMenu.Manager = tag.BarM;
- tag.PopupMenu = popupMenu;
- return grid;
- }
- /// <summary>
- /// GridControl添加多行选择元素的右键菜单(自动启用UseMultiSelect)
- /// </summary>
- /// <typeparam name="T">GridControl绑定数据源的泛型类型</typeparam>
- /// <param name="grid">GridControl控件</param>
- /// <param name="menuText">菜单标题</param>
- /// <param name="meunImage">菜单图标</param>
- /// <param name="action">菜单要执行的异步事件函数,参数为选中的一行或多行元素</param>
- /// <returns></returns>
- public static GridControl AddMultRowMenuAsync<T>(this GridControl grid, string menuText, SvgImage meunImage,
- Func<List<T>, Task> action)
- {
- grid.UseMultiSelect();
- GridTag tag = grid.Tag as GridTag;
- var view = grid.MainView as GridView;
- if (tag.BarM == null)
- {
- tag.BarM = new BarManager();
- tag.BarM.Form = grid;
- }
- if (tag.PopupMenu == null)
- {
- tag.PopupMenu = new PopupMenu();
- }
- var popupMenu = tag.PopupMenu;
- BarButtonItem item = new BarButtonItem();
- var handle = new ItemClickEventHandler(async (sender, e) =>
- {
- if (action != null)
- {
- var rows = view.GetSelectedRows();
- List<T> list = new List<T>();
- foreach (var row in rows)
- {
- if (row < 0) continue;
- list.Add((T)view.GetRow(row));
- }
- if (list.Any())
- await action.Invoke(list);
- }
- });
- item.Events().AddHandler(menuText, handle);
- item.ItemClick += handle;
- item.ImageOptions.SvgImage = meunImage;
- item.Caption = menuText;
- Func<bool> showCondition = () => view.GetSelectedRows().Any();
- item.Tag = showCondition;
- tag.BarM.Items.Add(item);
- popupMenu.AddItem(item);
- popupMenu.Manager = tag.BarM;
- tag.PopupMenu = popupMenu;
- return grid;
- }
- /// <summary>
- /// GridControl添加内容区的右键菜单
- /// </summary>
- /// <typeparam name="T">GridControl绑定数据源的泛型类型</typeparam>
- /// <param name="grid">GridControl控件</param>
- /// <param name="menuText">菜单标题</param>
- /// <param name="meunImage">菜单图标</param>
- /// <param name="action">菜单要执行的事件,参数为绑定的数据源</param>
- /// <param name="showWithNoneDataRow">内容区没有元素时是否显示此菜单,默认显示</param>
- /// <returns></returns>
- public static GridControl AddContentMenu<T>(this GridControl grid, string menuText, SvgImage meunImage,
- Action<List<T>> action, bool showWithNoneDataRow = true)
- {
- GridTag tag = grid.Tag as GridTag;
- var view = grid.MainView as GridView;
- if (tag.BarM == null)
- {
- tag.BarM = new BarManager();
- tag.BarM.Form = grid;
- }
- if (tag.PopupMenu == null)
- {
- tag.PopupMenu = new PopupMenu();
- }
- var popupMenu = tag.PopupMenu;
- BarButtonItem item = new BarButtonItem();
- var handle = new ItemClickEventHandler((sender, e) =>
- {
- if (action != null)
- {
- var ds = grid.DataSource as List<T>;
- if (!showWithNoneDataRow && (ds == null || ds.Count == 0)) return;
- item.Enabled = false;
- action.Invoke(ds);
- item.Enabled = true;
- }
- });
- item.Events().AddHandler(menuText, handle);
- item.ItemClick += handle;
- item.ImageOptions.SvgImage = meunImage;
- item.Caption = menuText;
- tag.BarM.Items.Add(item);
- popupMenu.AddItem(item);
- popupMenu.Manager = tag.BarM;
- tag.PopupMenu = popupMenu;
- return grid;
- }
- /// <summary>
- /// GridControl添加内容区的右键菜单
- /// </summary>
- /// <typeparam name="T">GridControl绑定数据源的泛型类型</typeparam>
- /// <param name="grid">GridControl控件</param>
- /// <param name="menuText">菜单标题</param>
- /// <param name="meunImage">菜单图标</param>
- /// <param name="action">菜单要执行的事件,参数为绑定的数据源</param>
- /// <param name="showWithNoneDataRow">内容区没有元素时是否显示此菜单,默认显示</param>
- /// <returns></returns>
- public static GridControl AddContentMenuAsync<T>(this GridControl grid, string menuText, SvgImage meunImage,
- Func<List<T>, Task> action, bool showWithNoneDataRow = true)
- {
- GridTag tag = grid.Tag as GridTag;
- var view = grid.MainView as GridView;
- if (tag.BarM == null)
- {
- tag.BarM = new BarManager();
- tag.BarM.Form = grid;
- }
- if (tag.PopupMenu == null)
- {
- tag.PopupMenu = new PopupMenu();
- }
- var popupMenu = tag.PopupMenu;
- BarButtonItem item = new BarButtonItem();
- var handle = new ItemClickEventHandler(async (sender, e) =>
- {
- if (action != null)
- {
- var ds = grid.DataSource as List<T>;
- if (!showWithNoneDataRow && (ds == null || ds.Count == 0)) return;
- item.Enabled = false;
- await action.Invoke(ds);
- item.Enabled = true;
- }
- });
- item.Events().AddHandler(menuText, handle);
- item.ItemClick += handle;
- item.ImageOptions.SvgImage = meunImage;
- item.Caption = menuText;
- tag.BarM.Items.Add(item);
- popupMenu.AddItem(item);
- popupMenu.Manager = tag.BarM;
- tag.PopupMenu = popupMenu;
- return grid;
- }
- private static void View_PopupMenuShowing(object sender, PopupMenuShowingEventArgs e)
- {
- if (e.Menu != null)
- {
- foreach (DXMenuItem item in e.Menu.Items)
- {
- if (!item.Enabled)
- {
- item.Visible = false;
- continue;
- }
- }
- }
- //if (e.HitInfo.HitTest == DevExpress.XtraGrid.Views.Grid.ViewInfo.GridHitTest.EmptyRow)
- //{
- // return;
- //}
- var view = sender as GridView;
- var grid = view.GridControl;
- var p = grid.PointToScreen(e.Point);
- var tag = grid.Tag as GridTag;
- if (tag?.PopupMenu != null)
- {
- foreach (BarButtonItemLink item in tag?.PopupMenu?.ItemLinks)
- {
- var buttonItem = item.Item;
- if (buttonItem.Tag != null && buttonItem.Tag is Func<bool> showCondition)
- {
- if (showCondition())
- buttonItem.Visibility = BarItemVisibility.Always;
- else
- buttonItem.Visibility = BarItemVisibility.Never;
- }
- }
- tag?.PopupMenu?.ShowPopup(p);
- }
- }
- public static GridControl DrawGridColumnHeaderCheckBox(this GridControl grid)
- {
- //View的 Editable要为true
- var view = grid.MainView as GridView;
- view.OptionsBehavior.Editable = true;
- view.OptionsSelection.MultiSelect = true;
- view.OptionsSelection.MultiSelectMode = GridMultiSelectMode.CheckBoxRowSelect;
- foreach (GridColumn item in view.Columns)
- {
- item.OptionsColumn.AllowEdit = false;
- }
- return grid;
- }
- }
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