If the control library is an independent solution and Test project is part of another solution then you need to Add the control to the toolbox.For that go to the bottom of ToolBox and Right click.You can see the SpecialButton displayed in the toolbar top left if the project inside the same solution as SpecialButton control library.Reference the above created SpecialButton Control library dll. Protected override void OnLeave(EventArgs e)įor the time being, we will concentrate on the above-mentioned code with mouse events to understand the basics of creating custom control in C#. Protected override void OnEnter(EventArgs e) Forgetting it work on tab key you need to use events like, Feel free to customize the code if you want more affect.For example the above code works on mouse events only. Build the solution successfully.Your custom control library is ready now.Protected override void OnMouseLeave(EventArgs e) / Event handler which call SetNormalValues() method to set back the button Protected override void OnMouseHover(EventArgs e) / Event handler which call SetValuesOnFocus() method to give apecial

Protected override void OnPaint(PaintEventArgs pe) / Default handler.Nothing to do here since we don't need to repaint the button. This.Font = new Font('Verdana', 10F, FontStyle.Bold) Increase the font size and colors on focus / Set attributes to highlight button when it is under focus/active. This.Font = new Font('Verdana', 8F, FontStyle.Bold) / To Set button properties when not active.i.e when button not in focus. Set default property values for the button during startup Public partial class SpecialButton : Button

Go to source code window and add the following code.

Now right click on the project and Select Add New item.Select Custom Control from the list.Name the control as SpecialButton(you can choose whatever name you want).

By default, it will create a Usercontrol class.Delete the same since we are not creating a user control here.

Launch Visual Studio and Create a Windows control library project Name it as SpecialButton.

Now let’s see the steps involved in creating this special button control. When you hover mouse over the button(focus on the button) the look and feel of the button changes as below and the cursor type also change to hand type. If not active the button will appear as shown in the below screenshot.

The example is a Specialized C# button control which changes its look and feels when mouse hovers over it.

Vb6 custom mouse pointer