我有一个使用AutoGenerateColumns=True绑定到DataTable的WPF4.0 DataGrid。这些列是动态的,但是我知道总会有一个名为ID的列,我想隐藏这一列。有什么办法可以做到这一点吗?
发布于 2010-10-23 03:27:47
在数据网格中,订阅AutoGeneratingColumn
事件,事件args
(DataGridAutoGeneratingColumnEventArgs
)具有列名和"Cancel
",如果列名为ID,则设置Cancel = true
。应该能行得通。
发布于 2015-12-08 07:12:16
您可以使用行为(可重用代码)来完成此工作...这样,您就可以使用attribute,将列可见性集中在一个地方。
用法:
<Window
...
xmlns:extension="clr-namespace:WpfControlLibrary.Extension;assembly=WpfControlLibrary">
<DataGrid ...
extension:DataGridBehavior.UseBrowsableAttributeOnColumn="True">
..。
public class YourObjectItem
{
[Browsable(false)]
public Assembly Assembly { get; set; }
代码:
using System;
using System.ComponentModel;
using System.Windows;
using System.Windows.Controls;
namespace HQ.Wpf.Util.Behaviors
{
/// <summary>
/// Using this behavior on a dataGRid will ensure to display only columns with "Browsable Attributes"
/// </summary>
public static class DataGridBehavior
{
public static readonly DependencyProperty UseBrowsableAttributeOnColumnProperty =
DependencyProperty.RegisterAttached("UseBrowsableAttributeOnColumn",
typeof(bool),
typeof(DataGridBehavior),
new UIPropertyMetadata(false, UseBrowsableAttributeOnColumnChanged));
public static bool GetUseBrowsableAttributeOnColumn(DependencyObject obj)
{
return (bool)obj.GetValue(UseBrowsableAttributeOnColumnProperty);
}
public static void SetUseBrowsableAttributeOnColumn(DependencyObject obj, bool val)
{
obj.SetValue(UseBrowsableAttributeOnColumnProperty, val);
}
private static void UseBrowsableAttributeOnColumnChanged(DependencyObject obj, DependencyPropertyChangedEventArgs e)
{
var dataGrid = obj as DataGrid;
if (dataGrid != null)
{
if ((bool)e.NewValue)
{
dataGrid.AutoGeneratingColumn += DataGridOnAutoGeneratingColumn;
}
else
{
dataGrid.AutoGeneratingColumn -= DataGridOnAutoGeneratingColumn;
}
}
}
private static void DataGridOnAutoGeneratingColumn(object sender, DataGridAutoGeneratingColumnEventArgs e)
{
var propDesc = e.PropertyDescriptor as PropertyDescriptor;
if (propDesc != null)
{
foreach (Attribute att in propDesc.Attributes)
{
var browsableAttribute = att as BrowsableAttribute;
if (browsableAttribute != null)
{
if (!browsableAttribute.Browsable)
{
e.Cancel = true;
}
}
// As proposed by "dba" stackoverflow user on webpage:
// https://stackoverflow.com/questions/4000132/is-there-a-way-to-hide-a-specific-column-in-a-datagrid-when-autogeneratecolumns
// I added few next lines:
var displayName = att as DisplayNameAttribute;
if (displayName != null)
{
e.Column.Header = displayName.DisplayName;
}
}
}
}
}
}
发布于 2014-05-10 01:42:27
其他可能是Visibility.Collapsed
private void dataGrid_AutoGeneratingColumn(object sender,
DataGridAutoGeneratingColumnEventArgs e)
{
//Set properties on the columns during auto-generation
switch (e.Column.Header.ToString())
{
case "rownameYouWantToHide":
e.Column.Visibility = Visibility.Collapsed;
break;
}
}
https://stackoverflow.com/questions/4000132
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