Use TemplateBinding for the Background of the Border in the ControlTemplate
and DataBinding ({Binding}) for the Background prioperty of the cell
Style x:Key="BinaryCellStyle" TargetType="{x:Type DataGridCell}">
<Setter Property="Background" Value={Binding SomeProperty}>
On Thu, Nov 18, 2010 at 9:11 AM, Greg Keogh <[email protected]> wrote:
> After more hours of experimenting with binding and searching up and down
> visual trees I am unable to find a way of converting a value into a
> background colour in my grid. In a normal grid with pre-defined columns you
> just go Background={Binding TheValue, Converter=MyConverter} and you turn
> the value into a Brush.
>
>
>
> However, my grid columns are all dynamically created and some of the
> columns are manually assigned templates to avoid the “border collapse”
> alignment problem I found. In my template below I can hard code the
> Background to Yellow for example and it works, so I know this is the point
> where I want to convert the colour. I can also hard code {Binding
> MyValue...} and it works for MyValue.
>
>
>
> But this template is applied to multiple columns and I’m unable to find the
> column’s value at the point of binding. I tried {Binding Content...} and
> walking the tree to find the underlying value, but I can’t find it. So is
> there a way of {Binding} so I can get the column’s value into the converter?
> Am I simply missing some Binding syntax trick?
>
>
>
> If not, my next step is to dynamically build the whole Style and Template
> and inject the column name into the Background Binding. I haven’t researched
> that yet.
>
>
>
> Greg
>
>
>
> <Style x:Key="BinaryCellStyle" TargetType="{x:Type DataGridCell}">
>
> <Setter Property="Template">
>
> <Setter.Value>
>
> <ControlTemplate TargetType="{x:Type DataGridCell}">
>
> <Border BorderBrush="{TemplateBinding BorderBrush}"
>
> BorderThickness="{TemplateBinding BorderThickness}"
>
> Background="{TemplateBinding Background}">
>
> Background="{Binding ????????????????????}"> <----I*s
> this possible?*
>
> <ContentPresenter HorizontalAlignment="Center"/>
>
> </Border>
>
> </ControlTemplate>
>
> </Setter.Value>
>
> </Setter>
>
> </Style>
>
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>
>
--
Miguel A. Madero Reyes
www.miguelmadero.com (blog)
[email protected]
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