Windows form rounded corners

using System;
using System.Windows.Forms;
using System.Runtime.InteropServices;

namespace WindowsFormsApplication1
{
    public partial class Form1 : Form
    {
        [DllImport("Gdi32.dll", EntryPoint = "CreateRoundRectRgn")]
        private static extern IntPtr CreateRoundRectRgn
        (
            int nLeftRect,     // x-coordinate of upper-left corner
            int nTopRect,      // y-coordinate of upper-left corner
            int nRightRect,    // x-coordinate of lower-right corner
            int nBottomRect,   // y-coordinate of lower-right corner
            int nWidthEllipse, // width of ellipse
            int nHeightEllipse // height of ellipse
        );

        public Form1()
        {
            InitializeComponent();
            this.FormBorderStyle = FormBorderStyle.None;
            Region = System.Drawing.Region.FromHrgn(CreateRoundRectRgn(0, 0, Width, Height, 20, 20));
        }
    }
}

Source: stackoverflow.com

Similar codes

13 votes190 views3 answers
Print random number unity
C#
0 vote188 views1 answer
Large blank file C#
C#
0 vote183 views1 answer
Response.Redirect cannot be called in a Page callback
C#
0 vote191 views1 answer
Player ToJson unity
C#
11 votes169 views3 answers
How to loop over array in c#
C#
0 vote195 views1 answer
Unity how to check serialized enum
C#Unity
13 votes215 views2 answers
How to acivate a game object unity
C#Unity
0 vote161 views1 answer
C# #region #endregion
C#
11 votes206 views2 answers
Unity 2d raycast mouse
C#Unity
1 vote200 views1 answer
How o remove .meta files visual studio code
C#