Setting Permission For a Command Using LightSwitch in Visual Studio 2012

Introduction

This article describes how to create a permission and write code to set permissions for the command using LightSwitch in Visual Studio 2012.

Here, we will learned how to define a permission for our application. The permission can be assigned to a user or a group of users.

Permission in LightSwitch for Commands

1. Creating a permission in LightSwitch

Step 1

Open the Solution Explorer in LightSwitch Visual Studio 2012.

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Step 2

In the Solution Explorer double-click or right-click and select "Properties".

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Step 3

The Application Designer will appear.

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Step 4

Choose the "Access control" option in the application designer.

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Step 5

Select the type of authentication to use and in this "Use form authentication".

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Step 6

In the "Define permissions or select permissions to use for debugging" node click on "<Add New Permission>" and then type "Can_View_Employee" under "Name".

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Step 7

Similarily, under the "Display Name" column type "View Employee".

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Step 8

And in the same manner under the "Description column" type "Provide access to the employee screen".

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2. Writing code to set permissions for the command

Step 1

In the Solution Explorer we will "Add Screen".

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Step 2

"Add New Screen" will appear.

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Step 3

Now we will select a screen template as "New Data Screen" and in the screen data we will select "Emp1Tables" and click "OK".

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Step 4

The Screen Designer will appear for the "Screen".

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Step 5

In the Screen Designer, expand "Command Bar". We will have an "Add" option under the Command Bar.

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Step 6