本文主要演示通过 IValueConverter 实现 int 与 bool 类型之间的转换。
主要实现方法是,首先继承IValueConverter实现一个自己的数据转换类型,BoolValueConverter的功能是判断该员工是否是五年以上工龄
- public class BoolValueConverter : IValueConverter
- {
- public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
- {
- Int32 seniority = -1;
- if (Int32.TryParse(value.ToString(),out seniority))
- {
- if (seniority < 5)
- {
- return false;
- }
- else
- {
- return true;
- }
- }
- return false;
- }
- public object ConvertBack(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
- {
- throw new NotImplementedException();
- }
- }
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然后将BoolValueConverter 设置给Flexgrid的【五年以上工龄】列
- <c1:C1FlexGrid Name="c1FlexGrid1"
- Margin="10,10,0,0"
- HorizontalAlignment="Left"
- VerticalAlignment="Top"
- AutoGenerateColumns="False">
- <c1:C1FlexGrid.Columns>
- <c1:Column Binding="{Binding Code}" Header="员工编号" />
- <c1:Column Binding="{Binding Name}" Header="姓名" />
- <c1:Column Binding="{Binding Seniority, Mode=TwoWay}" Header="工龄" />
- <c1:Column Header="五年以上工龄">
- <c1:Column.CellTemplate>
- <DataTemplate>
- <CheckBox Name="checkBox1"
- Content="五年以上工龄"
- IsChecked="{Binding Seniority,
- Converter={StaticResource BoolValueConverter}}" />
- </DataTemplate>
- </c1:Column.CellTemplate>
- </c1:Column>
- </c1:C1FlexGrid.Columns>
- </c1:C1FlexGrid>
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源码下载:VS2010 + Silverlight 4 + ComponentOne 2012V2
运行截图:
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