Programmatically removing a row and a column

    

<UserControl x:Class='SilverlightApplication3.MainPage'
    xmlns='http://schemas.microsoft.com/winfx/2006/xaml/presentation' 
    xmlns:x='http://schemas.microsoft.com/winfx/2006/xaml'
    xmlns:d='http://schemas.microsoft.com/expression/blend/2008' 
    xmlns:mc='http://schemas.openxmlformats.org/markup-compatibility/2006' 
    mc:Ignorable='d' 
    d:DesignWidth='640' d:DesignHeight='480'>
    <Grid x:Name="LayoutRoot" Background="White">
        <Grid x:Name="myGrid" ShowGridLines="True" Height="120" Width="120"  Background="LightGray">
            <Grid.ColumnDefinitions>
                <ColumnDefinition></ColumnDefinition>
                <ColumnDefinition></ColumnDefinition>
                <ColumnDefinition></ColumnDefinition>
            </Grid.ColumnDefinitions>

            <Grid.RowDefinitions>
                <RowDefinition></RowDefinition>
                <RowDefinition></RowDefinition>
                <RowDefinition></RowDefinition>
            </Grid.RowDefinitions>
        </Grid>
    </Grid>
</UserControl>

//File: Page.xaml.cs
using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Animation;
using System.Windows.Shapes;

using System.Windows.Browser;

namespace SilverlightApplication3
{
    public partial class MainPage : UserControl
    {
        public MainPage()
        {
            InitializeComponent();

            HtmlPage.RegisterScriptableObject("bridge", this);
        }

        [ScriptableMember]
        public void RemoveRowAndColumn()
        {
            RowDefinition myRow = myGrid.RowDefinitions[0];
            myGrid.RowDefinitions.Remove(myRow);                                      

            int lastColumnIndex = myGrid.ColumnDefinitions.Count - 1;
            myGrid.ColumnDefinitions.RemoveAt(lastColumnIndex);                       

            HtmlWindow window = HtmlPage.Window;
            window.Alert(myGrid.ColumnDefinitions.Count.ToString());
        }
    }
}

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Programmatically removing a row and a column : Grid « Containers « Silverlight

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