void ColumnOptionControl_Loaded(object sender, RoutedEventArgs e) { //Check the Grid for Building commmands and Visibility DataGridColumn column = null; DataGridColumnHeader colHeader = null; UIElement parent = (UIElement)VisualTreeHelper.GetParent(this); while (parent != null) { parent = (UIElement)VisualTreeHelper.GetParent(parent); if (colHeader == null) { colHeader = parent as DataGridColumnHeader; } if (Grid == null) { Grid = parent as ExDataGrid; } } if (colHeader != null) { column = colHeader.Column; } FilterColumnInfo = new OptionColumnInfo(column, Grid.FilterType); // Right adjust numeric column if (column is DataGridBoundColumn boundColumn) { if (TypeHelper.IsNumbericType(FilterColumnInfo.PropertyType)) { boundColumn.ElementStyle = _rightCellStyle; } } CanUserFreeze = Grid.CanUserFreeze; CanUserGroup = Grid.CanUserGroup; if (column != null) { object oCanUserFreeze = column.GetValue(ColumnConfiguration.CanUserFreezeProperty); if (oCanUserFreeze != null && (bool)oCanUserFreeze) { CanUserFreeze = (bool)oCanUserFreeze; } object oCanUserGroup = column.GetValue(ColumnConfiguration.CanUserGroupProperty); if (oCanUserGroup != null && (bool)oCanUserGroup) { CanUserGroup = (bool)oCanUserGroup; } } Grid.RegisterColumnOptionControl(this); ResetVisibility(); }
void ColumnFilterControl_Loaded(object sender, RoutedEventArgs e) { DataGridColumn column = null; DataGridColumnHeader colHeader = null; UIElement parent = (UIElement)VisualTreeHelper.GetParent(this); while (parent != null) { parent = (UIElement)VisualTreeHelper.GetParent(parent); if (colHeader == null) { colHeader = parent as DataGridColumnHeader; } if (Grid == null) { Grid = parent as ExDataGrid; } } if (colHeader != null) { column = colHeader.Column; } CanUserFilter = Grid.CanUserFilter; CanUserFreeze = Grid.CanUserFreeze; CanUserGroup = Grid.CanUserGroup; CanUserSelectDistinct = Grid.CanUserSelectDistinct; if (column != null) { object oCanUserFilter = column.GetValue(ColumnConfiguration.CanUserFilterProperty); if (oCanUserFilter != null) { CanUserFilter = (bool)oCanUserFilter; } object oCanUserFreeze = column.GetValue(ColumnConfiguration.CanUserFreezeProperty); if (oCanUserFreeze != null) { CanUserFreeze = (bool)oCanUserFreeze; } object oCanUserGroup = column.GetValue(ColumnConfiguration.CanUserGroupProperty); if (oCanUserGroup != null) { CanUserGroup = (bool)oCanUserGroup; } object oCanUserSelectDistinct = column.GetValue(ColumnConfiguration.CanUserSelectDistinctProperty); if (oCanUserSelectDistinct != null) { CanUserSelectDistinct = (bool)oCanUserSelectDistinct; } } if (Grid.FilterType == null) { return; } FilterColumnInfo = new OptionColumnInfo(column, Grid.FilterType); Grid.RegisterOptionControl(this); FilterOperations.Clear(); if (FilterColumnInfo.PropertyType != null) { FilterOperations.Add(new FilterOperationItem(Enums.FilterOperation.Equals, "Equals", "/Capnode.Wpf;component/Images/Equal.png")); if (TypeHelper.IsStringType(FilterColumnInfo.PropertyType)) { FilterOperations.Add(new FilterOperationItem(Enums.FilterOperation.Contains, "Contains", "/Capnode.Wpf;component/Images/Contains.png")); FilterOperations.Add(new FilterOperationItem(Enums.FilterOperation.StartsWith, "Starts With", "/Capnode.Wpf;component/Images/StartsWith.png")); FilterOperations.Add(new FilterOperationItem(Enums.FilterOperation.EndsWith, "Ends With", "/Capnode.Wpf;component/Images/EndsWith.png")); } if (TypeHelper.IsNumbericType(FilterColumnInfo.PropertyType)) { FilterOperations.Add(new FilterOperationItem(Enums.FilterOperation.NotEquals, "Not Equal", "/Capnode.Wpf;component/Images/NotEqual.png")); FilterOperations.Add(new FilterOperationItem(Enums.FilterOperation.GreaterThan, "Greater Than", "/Capnode.Wpf;component/Images/GreaterThan.png")); FilterOperations.Add(new FilterOperationItem(Enums.FilterOperation.GreaterThanEqual, "Greater Than or Equal", "/Capnode.Wpf;component/Images/GreaterThanEqual.png")); FilterOperations.Add(new FilterOperationItem(Enums.FilterOperation.LessThan, "Less Than", "/Capnode.Wpf;component/Images/LessThan.png")); FilterOperations.Add(new FilterOperationItem(Enums.FilterOperation.LessThanEqual, "Less Than or Equal", "/Capnode.Wpf;component/Images/LessThanEqual.png")); } SelectedFilterOperation = FilterOperations[0]; } if (FilterColumnInfo != null && FilterColumnInfo.IsValid) { foreach (var i in DistinctPropertyValues.Where(i => i.IsChecked)) { i.IsChecked = false; } DistinctPropertyValues.Clear(); FilterText = string.Empty; _boundColumnPropertyAccessor = null; if (TypeHelper.IsNumbericType(FilterColumnInfo.PropertyType)) { CanUserSelectDistinct = false; Visibility = Visibility.Visible; } else if (!string.IsNullOrWhiteSpace(FilterColumnInfo.PropertyPath)) { Visibility = Visibility.Visible; ParameterExpression arg = linq.Expression.Parameter(typeof(object), "x"); linq.Expression expr = PropertyExpression(Grid.FilterType, FilterColumnInfo.PropertyPath, arg); linq.Expression conversion = linq.Expression.Convert(expr, typeof(object)); _boundColumnPropertyAccessor = linq.Expression.Lambda <Func <object, object> >(conversion, arg).Compile(); } else { Visibility = Visibility.Collapsed; } object oDefaultFilter = column.GetValue(ColumnConfiguration.DefaultFilterProperty); if (oDefaultFilter != null) { FilterText = (string)oDefaultFilter; } } CalcControlVisibility(); }