C# Caliburn.Micro 2.0和WP 8.1-消息。附加不向事件处理程序发送$eventArgs
我在WindowsPhone8.1上开发了一个应用程序。触发事件时,不会发送eventArgs。为什么?在旧的解决方案WP 8.0中,此语法工作正常C# Caliburn.Micro 2.0和WP 8.1-消息。附加不向事件处理程序发送$eventArgs,c#,xaml,windows-phone-8.1,caliburn.micro,eventargs,C#,Xaml,Windows Phone 8.1,Caliburn.micro,Eventargs,我在WindowsPhone8.1上开发了一个应用程序。触发事件时,不会发送eventArgs。为什么?在旧的解决方案WP 8.0中,此语法工作正常 <TextBox x:Name="Amount" Grid.Row="2" Grid.Column="1" InputScope="Number" Header="{Binding TbAmount}" micro:Message.Attach="[Event KeyUp] = [Action NumericKeyboard_OnKe
<TextBox x:Name="Amount" Grid.Row="2" Grid.Column="1" InputScope="Number" Header="{Binding TbAmount}" micro:Message.Attach="[Event KeyUp] = [Action NumericKeyboard_OnKeyUp($source, $eventArgs)]"/>
我在WindowsPhone8.1上开发了一个应用程序。触发事件时,不会发送eventArgs。为什么?在旧的解决方案WP 8.0中,此语法工作正常
<TextBox x:Name="Amount" Grid.Row="2" Grid.Column="1" InputScope="Number" Header="{Binding TbAmount}" micro:Message.Attach="[Event KeyUp] = [Action NumericKeyboard_OnKeyUp($source, $eventArgs)]"/>
我找到了解决办法。。。eventargs的类型是错误的,因为他引用的是WP8的TextBox控件,即KeyEventArgs。WP 8.1中的文本框控件位于Windows.UI:XAML.Controls中,并使用KeyRoutedEventArgs
正确的代码是:
public void NumericKeyboard_OnKeyUp(object sender, KeyRoutedEventArgs e)
{
if (CultureInfo.CurrentCulture.ToString() != "en-US")
return;
if (e.Key.ToString() == "188")
{
var distanceTb = sender as TextBox;
distanceTb.Text = distanceTb.Text.Replace(",", ".");
// reset cursor position to the end of the text (replacing the text will place
// the cursor at the start)
distanceTb.Select(distanceTb.Text.Length, 0);
}
}
您是否尝试删除x:Name属性?@mvermef:同时删除x:Name也不起作用。。。