ARTICLE

Add Static Image on the Home Screen in Visual Studio LightSwitch

Posted by Vineet Kumar Saini Articles | LightSwitch 2012 December 19, 2011
In this article you will see how to set a static image on the home screen in a Visual Studio LightSwitch application.
Reader Level:

The home screen is the first screen in a LightSwitch application at run time. When we run the LightSwitch application then open the first screen i.e. called "Home Screen". We can use a static image on the home screen in our LightSwitch application.

  • A Home screen is the starting page of LightSwitch application
  • A Home screen contains the information of a website
  • There may be many links in a Home screen to other part of web site
  • Home screen is initial page which WWW browser shows? covering page of the web site? or web pages on the whole?
  • For a Web site developer, a home screen is the first page presented when a user selects a site or presence on the World Wide Web. It most often refers to the initial or main web page of a web site, sometimes called the front page
Step by step solution

Step 1 : Open Visual Studio LightSwitch->Right click on screen->Add screen.

1st.png

Step 2 : Select list and details screen->Write screen name( Home)->Screen data (None)->Ok.

image2.png

Step 3 : Click on home screen properties.

image3.png

Step 4 : Select screen navigation->Select Home->Click on set.

image4.png

Step 5 : Add new group in home layout.

image5.png

Step 6 : Now add data item->Select local property->Type (image)->Name (Image_Logo)->Ok.

image6.png

Step 7 : Move Image_Logo from Home screen to columns layout.

image7.png

Step 8 : Expand image logo->Select image viewer.

image8.png

Step 9 : Go to image logo property->Select control type (image viewer) and label position (none).

image9.png

Step 10 : Click write code->Select Home_InitializeDataWorkspace.

image10.png

Code :

using
System;
using System.Linq;
using System.IO;
using System.IO.IsolatedStorage;
using System.Collections.Generic;
using Microsoft.LightSwitch;
using Microsoft.LightSwitch.Framework.Client;
using Microsoft.LightSwitch.Presentation;
using Microsoft.LightSwitch.Presentation.Extensions;
namespace LightSwitchApplication
{
    public partial class Home
    {
        partial void Home_InitializeDataWorkspace(List<IDataService> saveChangesTo)
        {
            // Write your code here.
            Image_Logo = GetImageByName("welcome.jpg");
        }
        private byte[] GetImageByName(string fileName)
        {
            System.Reflection.Assembly assembly = System.Reflection.Assembly.GetExecutingAssembly();
            Stream stream = assembly.GetManifestResourceStream(fileName);
            return GetStreamAsByteArray(stream);
        }
        private byte[] GetStreamAsByteArray(System.IO.Stream stream)
        {
            int streamLength = Convert.ToInt32(stream.Length);
            byte[] fileData = new byte[streamLength];
            stream.Read(fileData, 0, streamLength);
            stream.Close();
            return fileData;
        }
    }   
}

Step 11 : Now click on file view.

image11.png

Step 12 : Right click on client->Add->Existing item.

image12.png

Step 13 : Now you will see welcome. jpg exist in client.

13st.png

Step 14 : Go to file property->Select build action embedded resource.

image13.png

Step 15 : Run application (Press F5).Now you will see welcome image in your Home screen.

last.png

COMMENT USING

Trending up