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我有一个数据网格3列,它绑定到一个具有3个属性的类的集合。 我想添加一个新行,因为一行正在开始编辑。现在默认的WPF行为是:键入整行,然后单击输入或失去焦点添加新行。我想要在当前行编辑BEGINS时添加行。wpf datagrid行编辑开始事件添加新行
似乎没有任何行编辑开始事件。我可以锁定并以编程方式添加空白人即新行。
有没有这样做的少hacky和优雅wya?
<DataGrid ItemsSource="{Binding Team}">
<DataGrid.Columns>
<DataGridTextColumn Header="Name" Binding="{Binding Name}"/>
<DataGridTextColumn Header="Number" Binding="{Binding Number}" />
<DataGridTextColumn Header="Gender" Binding="{Binding Gender}"/>
</DataGrid.Columns>
</DataGrid>
视图模型:
public class WindowViewModel2:INotifyPropertyChanged
{
private ObservableCollection<Person> team;
public ObservableCollection<Person> Team
{
get { return team; }
set
{
team = value;
OnPropertyChanged();
}
}
public WindowViewModel2()
{
team=new ObservableCollection<Person>();
Team.Add(new Person(){Name="P" ,Gender="M",Number="123"});
}
protected virtual void OnPropertyChanged([CallerMemberName] string propertyName = "")
{
var handler = PropertyChanged;
if (handler != null) handler(this, new PropertyChangedEventArgs(propertyName));
}
public event PropertyChangedEventHandler PropertyChanged;
}
类: 公共类Person:INotifyPropertyChanged的 {
public string Name { get; set; }
public string Number { get; set; }
public string Gender { get; set; }
protected virtual void OnPropertyChanged([CallerMemberName] string propertyName = "")
{
var handler = PropertyChanged;
if (handler != null) handler(this, new PropertyChangedEventArgs(propertyName));
}
public event PropertyChangedEventHandler PropertyChanged;
}