64 lines
2.3 KiB
C#
64 lines
2.3 KiB
C#
using System.ComponentModel;
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using System.Windows;
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using System.Windows.Controls;
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using System.Windows.Data;
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namespace ExtendedGrid.Classes
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{
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public struct ColumnInformation
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{
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public ColumnInformation(DataGridColumn column)
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{
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Header = column.Header;
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if (!(column is DataGridTemplateColumn))
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{
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try
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{
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if (column is DataGridComboBoxColumn)
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PropertyPath = column.SortMemberPath;
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else
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PropertyPath = ((Binding)((DataGridBoundColumn)column).Binding).Path.Path;
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}
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catch
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{
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PropertyPath = string.Empty;
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}
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}
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else
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{
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PropertyPath = column.SortMemberPath;
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}
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WidthValue = column.Width.DisplayValue;
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WidthType = column.Width.UnitType;
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SortDirection = column.SortDirection;
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DisplayIndex = column.DisplayIndex;
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SortMemberPath = column.SortMemberPath;
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IsVisible = column.Visibility == Visibility.Visible;
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}
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public void Apply(DataGridColumn column, int gridColumnCount, SortDescriptionCollection sortDescriptions)
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{
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column.Width = new DataGridLength(WidthValue, WidthType);
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column.SortDirection = SortDirection;
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if (SortDirection != null)
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{
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sortDescriptions.Add(new SortDescription(PropertyPath, SortDirection.Value));
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}
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if (column.DisplayIndex != DisplayIndex)
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{
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var maxIndex = (gridColumnCount == 0) ? 0 : gridColumnCount - 1;
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column.DisplayIndex = (DisplayIndex <= maxIndex) ? DisplayIndex : maxIndex;
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}
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column.Visibility = IsVisible ? Visibility.Visible : Visibility.Collapsed;
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column.SortMemberPath = SortMemberPath;
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}
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public object Header;
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public string PropertyPath;
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public ListSortDirection? SortDirection;
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public int DisplayIndex;
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public double WidthValue;
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public DataGridLengthUnitType WidthType;
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public string SortMemberPath;
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public bool IsVisible;
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}
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}
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