using System.Windows;
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using System.Windows.Controls;
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namespace HMI.UI.DpUtil
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{
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public class DataGridHelper
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{
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public static DataGridColumn GetSelectedColumn(DataGrid obj)
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{
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return (DataGridColumn)obj.GetValue(SelectedColumnProperty);
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}
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public static void SetSelectedColumn(DataGrid obj, DataGridColumn value)
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{
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obj.SetValue(SelectedColumnProperty, value);
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}
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public static readonly DependencyProperty SelectedColumnProperty =
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DependencyProperty.RegisterAttached("SelectedColumn", typeof(DataGridColumn), typeof(Grid),
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new PropertyMetadata(null));
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public static bool GetShowRowNumber(DependencyObject obj)
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{
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return (bool)obj.GetValue(ShowRowNumberProperty);
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}
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public static void SetShowRowNumber(DependencyObject obj, bool value)
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{
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obj.SetValue(ShowRowNumberProperty, value);
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}
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public static readonly DependencyProperty ShowRowNumberProperty =
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DependencyProperty.RegisterAttached("ShowRowNumber", typeof(bool), typeof(DataGrid),
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new PropertyMetadata(false, OnShowRowNumberChanged));
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private static void OnShowRowNumberChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
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{
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if (d is DataGrid grid)
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{
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if (e.Property == ShowRowNumberProperty)
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{
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if (((bool)e.NewValue))
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{
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grid.LoadingRow += Grid_LoadingRow;
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}
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else
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{
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grid.LoadingRow -= Grid_LoadingRow;
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}
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}
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}
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}
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private static void Grid_LoadingRow(object sender, DataGridRowEventArgs e)
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{
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e.Row.Header = e.Row.GetIndex() + 1;
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}
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}
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}
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