SqlCommand com = new SqlCommand("Select * from tbl_subtosucategory where subcatid) Public DataSet get_SubtoSubcategory(int subcatid) SqlCommand com = new SqlCommand("Select * from tbl_Subcategory where catid) Public DataSet get_Subcategory(int catid) SqlDataAdapter da = new SqlDataAdapter(com) SqlCommand com = new SqlCommand("Select * from tbl_category", con) Now we need to add fallowing three methods for binding three level menus //Get Category Now add the following method into Database access class that access record on the basis of parameters.įirstly we need to add connection string in db class file as follows: Go to Solutions Explorer > right click on project solution> Add New Folder > Enter Folder name (Here I rename it as ‘database_access_layer’) > right click on folder > Add new class. I have added these three classes for multilevel menus. Here I have added connection string in the web.config file under the Configuration section as follows: Step3: Add Connection string in web.config file Go to File > New > Project > Web > Asp.net MVC web project > Enter Application Name > Select your project location > click to OK button > It will show new dialog window for select template > here we will select MVC project > then click to ok In last we create tbl_subtosucategory for bind third level menus CREATE TABLE. Now create tbl_Subcategory table for bind second level menus. The design of the table look like this as follows: In this example, I have created the following three tables for binding 3 level dynamic menus.Ĭreate tbl_category table for first level menus. Here is a comprehensive guide that offers a complete tutorial for creating a user-friendly multi-level dynamic menu via ASP.NET MVC.įollow these steps in order to implement “Multi-Level menus dynamically in Asp.net MVC” It can be used to make accessibility to a particular section a breeze. I have to add a Model into my Models Folder and in this model, I have my menu tablesĪ menu plays a significant role in lending an amazing UX by making an application easily navigable. I have created a project in which rendered a menu dynamically from the database using Ado.net. Today in this article, I will How to create multi-level menus dynamically in Asp.net MVC. If interested the code for the component is on GitHub.Are you preparing for the next job interviews in Microsoft ASP.NET MVC? If yes, trust me this post will help you also we'll suggest you check out a big collection for Programming Full Forms that may help you in your interview: List of Programming Full Forms Make sure and check out the official AuthorizeView component docs for more details. AuthrozieView has the advantage of not being limited to page component.Īlso, note that AuthorizeView also supports roles and policies. While the Authorize attribute is still very useful I’m sure that the AuthorizeView will be getting a lot of use in Blazor apps. ĭo note that you should still use the Authorize attribute on the page that should require authorization and not depend on the menu item being hidden keeping users from finding the page. To hide menu item we wrap the list item in the AuthorizeView component. The following code is the code that renders the Fetch data menu item which is the section we want to hide if the user isn’t logged in. In the Pages/Shared directory open the NavMenu.razor file which is the file where the nav menu is defined. This is going to be a quick post showing how the AuthorizedView component can be used to hide any content that a user should be logged in to see (or be in a specific role). While the authorize attribute does keep the user from viewing the contents of the page it still allows the user access to the nav menu item for the page they aren’t authorized to access. In last week’s post, Server-Side Blazor with Authentication, we covered creating a Server-Side Blazor application with Authentication and then used the attribute to not allow the user to view the Fetch data page if they weren’t logged in.
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