C-Sharp - Mouse Event Handling

• Low-Level Mouse Hook in C#

Examples

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

public class Form1 : Form
{
    [DllImport("user32.dll", CharSet=CharSet.Auto, CallingConvention=CallingConvention.StdCall)]
    public static extern void mouse_event(uint dwFlags, uint dx, uint dy, uint cButtons, uint dwExtraInfo);

    private const int MOUSEEVENTF_LEFTDOWN = 0x02;
    private const int MOUSEEVENTF_LEFTUP = 0x04;
    private const int MOUSEEVENTF_RIGHTDOWN = 0x08;
    private const int MOUSEEVENTF_RIGHTUP = 0x10;

    public void DoMouseClick()
    {
        // Call imported function with the cursor's current position

        int X = Cursor.Position.X;
        int Y = Cursor.Position.Y;

        mouse_event(MOUSEEVENTF_LEFTDOWN | MOUSEEVENTF_LEFTUP, X, Y, 0, 0);
    }
}