我读过这个主题: how to delete a specific text / message showed in a ListView ?
它在 winform 中工作正常(我已经测试过了!)但在 WPF 中它不起作用。
我想在 listview1 中找到 firstnametxt 的文本并将其与 Firstname 列项目进行比较,如果它为真则删除该项目(包含该项目的行)
但我不知道如何在 WPF 中处理它。
我的部分代码是这样的:
XAML:
<ListView Name="listView1 HorizontalAlignment="Left" VerticalAlignment="Top" />
<ListView.View>
<GridView>
<GridViewColumn Header="FirstName" DisplayMemberBinding="{Binding Path=FirstName}" />
<GridViewColumn Header="LastName" DisplayMemberBinding="{Binding Path=LastName}" />
</GridView>
</ListView.View>
</ListView>
<TextBox Name="firstnametxt" Height="27" HorizontalAlignment="Left" Margin="271,20,0,0" VerticalAlignment="Top" Width="181" />
<Button Content="Add" Height="38" HorizontalAlignment="Left" Margin="310,242,0,0" Name="button1" VerticalAlignment="Top" Width="74" Click="button1_Click" />
<Button Content="Find" Height="38" HorizontalAlignment="Left" Name="button2" VerticalAlignment="Top" Width="74" Click="button2_Click" />
代码隐藏(C#):
public class Familiy
{
public Familiy(string firstname, string lastname)
{
this.FirstName = firstname;
this.LastName = lastname;
}
private string firstname;
public string FirstName
{
get { return firstname; }
set { firstname = value; }
}
private string lastname;
public string LastName
{
get { return lastname; }
set { lastname = value; }
}
}
private void button1_Click(object sender, RoutedEventArgs e)
{
///////////////////////////
}
最佳答案
您需要更改 ListBox ItemSsource,无论它是 ItemList、List 还是其他集合类型,此示例使用 Family List。
public partial class MainWindow : Window
{
List<Familiy> familiys = new List<Familiy>();
public MainWindow()
{
InitializeComponent();
familiys.Add( new Familiy("FirstName1", "LastName1"));
familiys.Add(new Familiy("FirstName2", "LastName2"));
familiys.Add(new Familiy("FirstName3", "LastName3"));
familiys.Add(new Familiy("FirstName4", "LastName4"));
listView1.ItemsSource = familiys;
}
private void button1_Click(object sender, RoutedEventArgs e)
{
familiys.Remove(familiys.Find(delegate(Familiy f) { return f.FirstName == firstnametxt.Text; }));
listView1.ItemsSource = "";
listView1.ItemsSource = familiys;
}
}
关于c# - 如何删除 WPF 中 ListView 中显示的特定文本?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/14024836/