ASP.NET Core MVC Controls | ComponentOne
Working with Controls / Input Controls / InputColor / Quick Start
In This Topic
    Quick Start
    In This Topic

    The quick start guides you through the steps of adding an InputColor control to your application. For information on how to add ASP.NET MVC Edition controls, see Adding Controls.

    Follow the steps given below to get started:

    Create an MVC Application

    Create a new MVC application using the ComponentOne or VisualStudio templates. For more information about creating an MVC application, see Configuring your MVC Application topic.

    Add a new Controller and View

    Add a new Controller:

    1. In the Solution Explorer, right click the folder Controllers.
    2. From the context menu, select Add | Controller. The Add Scaffold dialog appears.
    3. Complete the following steps in the Add Scaffold dialog:
      1. Select Empty MVC Controller template.
      2. Set name of the controller (for example: Default1Controller).
      3. Click Add.
    4. A new controller is added to the application.

    Add a View for the controller:

    1. From the Solution Explorer, expand the folder Controllers and double click the controller (for example: Default1Controller) to open it.
    2. Place the cursor inside the method Index().
    3. Right click and select Add View. The Add View dialog appears.
    4. In the Add View dialog, verify that the View name is Index and View engine is Razor (CSHTML).
    5. Click Add. A view is added for the controller.

    Add the Control

    1. From the Solution Explorer, expand the folder Views.
    2. Double click Index.cshtml to open it.
    3. Replace the default code of the Index.cshtml file with the code given below to initialize a InputColor control.
      HTML
      Copy Code
      @using System.Drawing
      
      <p>
          <img id="image1" src="@Href("~/Content/images/room.png")" />
      </p>
      
      <script>
          function changeColor(sender, e) {
              document.getElementById("image1").style.backgroundColor = sender.value;
          }
      </script>
      
      <div>
          <label>Select a color</label>
          <c1-input-color value="White" on-client-value-changed="changeColor"></c1-input-color>
      </div>
      

    Build and Run the Project

    1. Click Build | Build Solution to build the project.
    2. Press F5 to run the project.
      Append the folder name and view name to the generated URL (for example: http://localhost:1234/Default1/index) in the address bar of the browser to see the view. Or link the view to the home page.

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