我如何根据WPF中的ListView项目HarfNotu值更改ListView项目背景颜色 [英] How i change ListView Item Background Color according to listview item HarfNotu value in wpf
本文介绍了我如何根据WPF中的ListView项目HarfNotu值更改ListView项目背景颜色的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
我的ListView看起来像: http://oi36.tinypic.com/ek5n3o.jpg
My ListView looks like: http://oi36.tinypic.com/ek5n3o.jpg
我的列表视图xaml:
My listview xaml:
<ListView Name="notListView" Width="550" HorizontalAlignment="Left">
<ListView.View>
<GridView AllowsColumnReorder="true">
<GridViewColumn Header="Ders Kodu" Width="100" DisplayMemberBinding="{Binding Path=DersKodu}" />
<GridViewColumn Header="Ders Adı" Width="200" DisplayMemberBinding="{Binding Path=DersAdi}" />
<GridViewColumn Header="Vize" Width="50" DisplayMemberBinding="{Binding Path=Vize}" />
<GridViewColumn Header="Final" Width="50" DisplayMemberBinding="{Binding Path=Final}" />
<GridViewColumn Header="Ortalama" Width="60" DisplayMemberBinding="{Binding Path=Ortalama}" />
<GridViewColumn Header="Harf Notu" Width="60" DisplayMemberBinding="{Binding Path=Harf}" />
</GridView>
</ListView.View>
</ListView>
我的.cs代码:
notListView.ItemsSource = notGoruntule(1, 1); // notGoruntule() function returns an Arraylist, which contains my "Notlar" objects.
我尝试过:
ListViewItem lvitem = (ListViewItem)notListView.Items[0];
lvitem.Background = Brushes.Red;
但是第一行抛出:
Unable to cast object of type 'OBS_Interface_5.Classes.Notlar' to type 'System.Windows.Controls.ListViewItem'.
我该如何解决这个问题?
How i solve this problem?
推荐答案
您可以直接在xaml中Style
ListViewItem
,
You can Style
the ListViewItem
in xaml directly,
示例:
假设您的"Harf"变量是一个字符串,则可以尝试
Assuming your "Harf" variable is a string, you can try
<ListView Name="notListView"
Width="550"
HorizontalAlignment="Left">
<ListView.Resources>
<Style TargetType="{x:Type ListViewItem}">
<Style.Triggers>
<DataTrigger Binding="{Binding Harf}"
Value="1">
<Setter Property="Background"
Value="Red" />
</DataTrigger>
</Style.Triggers>
</Style>
</ListView.Resources>
...
现在ListView
行都将具有红色" Background
Now any ListView
Row with "Harf" Value of 1 will have a "Red" Background
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