Creating a file within a user's isolated storage area

    

<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">
        <Button x:Name="myButton" Content="Create isolated storage file" Height="30" Width="180" Click="myButton_Click" />
    </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.IO;
using System.IO.IsolatedStorage;
using System.Windows.Browser;

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

        private void myButton_Click(object sender, RoutedEventArgs e)
        {
            using (IsolatedStorageFile isoFile = IsolatedStorageFile.GetUserStoreForApplication())                       
            {
                if (isoFile.FileExists("file1.txt"))
                    isoFile.DeleteFile("file1.txt");

                using (IsolatedStorageFileStream stream = new IsolatedStorageFileStream("file1.txt", FileMode.Create, isoFile)) 
                {
                    using (StreamWriter writer = new StreamWriter(stream))               
                    {                                                                    
                        writer.Write("Hello, from the isolated storage area!");             
                    }                    
                }
            }

            HtmlWindow window = HtmlPage.Window;
            window.Alert("File written!");
        }
    }
}

Related examples in the same category

1.	IsolatedStorage Demo
2.	Removing items from the isolated storage area
3.	Creating a directory within the isolated storage area
4.	Creating subdirectories within the isolated storage area
5.	Creating a file quota bar associated with the user's isolated storage area
6.	Asks the user if the Silverlight application can double the amount of available isolated storage.
7.	Reading a file from a user's isolated storage area.
8.	Using the * wildcard character
9.	Retrieving the isolated storage for a user

Creating a file within a user's isolated storage area : IsolatedStorage « Data « Silverlight

Related examples in the same category