C# Application-Wide Left Mouse Click Event

Question

I want to play a sound when the left mouse button is clicked anywhere in my form without having to place Mouse click events on every single control in the form. Is there a w

Answer 1

This should do the trick

const int WM_PARENTNOTIFY = 0x210;
const int WM_LBUTTONDOWN = 0x201;

protected override void WndProc(ref Message m)
{
    if (m.Msg == WM_LBUTTONDOWN || (m.Msg == WM_PARENTNOTIFY && (int)m.WParam == WM_LBUTTONDOWN)) 
         DoIt();
    base.WndProc(ref m);
}