Ye HaoChen
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Ye HaoChen
asked on 24 Feb 2014, 10:06 AM
I bound IsReadOnly with VM's property.
Code like this, but it's not working.
DbIsReadOnly is VM's property.
Code like this, but it's not working.
DbIsReadOnly is VM's property.
<telerik:PropertyDefinition Binding="{Binding Path=Host,Mode=TwoWay}" GroupName="dbSquidPorperties" DisplayName="{DynamicResource IP}" IsReadOnly="{Binding DataContext.DbIsReadOnly,RelativeSource={RelativeSource AncestorType={x:Type UserControl}}}" OrderIndex="0"/>1 Answer, 1 is accepted
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Accepted
Hello,
PropertyDefinition derives from DependencyObject, so that it supports data binding. However, it does not derive from FrameworkElement, and it does not have DataContext. Moreover, it is not a visual element, so you cannot use ElementName and RelativeSource bindings. The only way to bind some of its properties is to expose the source explicitly. For instance:
Regards,
Ivan Ivanov
Telerik
PropertyDefinition derives from DependencyObject, so that it supports data binding. However, it does not derive from FrameworkElement, and it does not have DataContext. Moreover, it is not a visual element, so you cannot use ElementName and RelativeSource bindings. The only way to bind some of its properties is to expose the source explicitly. For instance:
<telerik:PropertyDefinition Binding="{Binding Path=Host,Mode=TwoWay}"GroupName="dbSquidPorperties" DisplayName="{DynamicResource IP}" IsReadOnly="{Binding DbIsReadOnly,Source={StaticResource MyViewModel}}" OrderIndex="0"/>Regards,
Ivan Ivanov
Telerik