我有2个类,一个在另一个内,以及一个带有子类集合的类的ObservableCollection的prop。但是我在展示整件事情时遇到了严重的麻烦。
首先我的数据,这就是我所拥有的:(它可能会澄清我的问题)
public class MyItem
{
public string Id { get; set; }
public string Front { get; set; }
public Props.StateSemaphore Semaphore{ get; set; } // this is an enum w/ints
public string ToolTip { get; set; }
public string Architect { get; set; }
public string Status { get; set; }
public MyItem(){}
public MyItem(string id, string front,
Props.StateSemaphore semaphore, string toolTip,
string architect, string status)
{
Id = id;
Front = frente;
Semaphore = semaphore;
ToolTip = toolTip;
Architect = architect;
Status = status;
}
}
public class MyTab
{
public List<MyItem> MyItems { get; set; }
public string Environment { get; set; }
public MyTab() { }
public MyTab(string environment)
{
Environment = environment;
MyItems = new List<MyItem>();
}
}
PageExample.xaml.cs上的道具
private ObservableCollection<MyTab> myPanel;
public ObservableCollection<MyTab> MyPanel
{
get { return myPanel; }
set { myPanel = value; }
}
我们的想法是为每个 Environment 显示一个MyItems网格,并在信号量枚举上显示图像(红色,黄色或绿色)
@Edit:这几乎正常运作!仅显示图像。
这是我的XAML,但我是wpf的新手所以很明显我错过了什么。
<Page x:Class="MyBoard.PageMain"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:w="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
xmlns:local="clr-namespace:MyBoard"
mc:Ignorable="d"
d:DesignHeight="300" d:DesignWidth="300"
Title="PageMain">
<Grid x:Name="LayoutRoot" Background="White" HorizontalAlignment="Center">
<DataGrid Name="EnvironmentDataGrid" IsReadOnly="True" ItemsSource="{Binding}" AutoGenerateColumns="False">
<DataGrid.Columns>
<DataGridTextColumn Binding="{Binding Id}" Header="Id"/>
<DataGridTextColumn Binding="{Binding Front}" Header="Front"/>
<DataGridTemplateColumn Header="Semaphore">
<DataGridTemplateColumn.CellTemplate>
<DataTemplate>
<Image Source="{Binding Semaphore}"/>
</DataTemplate>
</DataGridTemplateColumn.CellTemplate>
</DataGridTemplateColumn>
<DataGridTextColumn Binding="{Binding ToolTip}" Header="ToolTip"/>
<DataGridTextColumn Binding="{Binding Architect}" Header="Architect"/>
<DataGridTextColumn Binding="{Binding Status}" Header="Status"/>
</DataGrid.Columns>
<DataGrid.GroupStyle>
<GroupStyle>
<GroupStyle.HeaderTemplate>
<DataTemplate>
<StackPanel>
<TextBlock Text="{Binding Path=Environment}" FontWeight="Bold" Padding="3"/>
</StackPanel>
</DataTemplate>
</GroupStyle.HeaderTemplate>
<GroupStyle.ContainerStyle>
<Style TargetType="{x:Type GroupItem}">
<Setter Property="Template">
<Setter.Value>
<ControlTemplate TargetType="{x:Type GroupItem}">
<Expander>
<Expander.Header>
<StackPanel Orientation="Horizontal">
<TextBlock Text="{Binding Path=Name}" />
<TextBlock Text="{Binding Path=ItemCount}" Margin="8,0,4,0"/>
<TextBlock Text="Element(s)"/>
</StackPanel>
</Expander.Header>
<ItemsPresenter />
</Expander>
</ControlTemplate>
</Setter.Value>
</Setter>
</Style>
</GroupStyle.ContainerStyle>
</GroupStyle>
</DataGrid.GroupStyle>
</DataGrid>
</Grid>
</Page>
这是我的问题:
@Edit:信号量现在是一个RelativeUri,因为我不理解this answer。 我的意思是,我得到了这个想法但不是这个:
<MultiBinding Converter={StaticResource catMultiConverter}>
<Binding .../>
<Binding .../>
</MultiBinding>
使用RelativeUri并且所有它仍然不显示。