if(!sp.GetStoredBool("GridSnapActive")) {
    sp.StoreBool("GridSnapActive", true);
    sp.StoreHandle("GridSnapWindow", action.Window.HWnd);
    if(action.Window.Maximized) {
        action.Window.Restore();
    }
    //Create timer that executes every 100 milliseconds to watch the mouse location and move the window
    sp.CreateTimer("GridSnap", 
                   0, 
                   100, 
                    `var columns = 2; //Change this as needed
                      var rows = 2; //Change this as needed
                      var mousePt = sp.GetCurrentMousePoint();
                      //Convert the point to a PointF since the regions' Rect property is a RectangleF
                      var mousePointF = new drawing.System.Drawing.PointF(mousePt.X, mousePt.Y);
                      //Get a SystemWindow object representing the application's window
                      var gridSnapWindow = sp.WindowFromHandle(sp.GetStoredHandle("GridSnapWindow"));
                      //Get an array of regions, splitting the screen where the mouse is located into the defined columns and rows
                      var regions = sp.GetRegions(Screen.FromPoint(mousePt).WorkingArea, columns, rows);                             
                      //Go through each region (cell) and if the mouse is located in that region, move and size the window to fit    
                      for(var r  = 0; r < regions.Length; r++) {
                          if(regions[r].Rect.Contains(mousePointF)) {
                              gridSnapWindow.Location = new Point(parseInt(regions[r].Rect.X), parseInt(regions[r].Rect.Y));
                              gridSnapWindow.Size = new Size(parseInt(regions[r].Rect.Width), parseInt(regions[r].Rect.Height));
                              break;
                          }
                      }
                 `); 
}

//If the click event is not the Down event (so on left button up) and the grid snap is active
if(!click.Down && sp.GetStoredBool("GridSnapActive")) {
    //Stop/delete the timer script and the other variables used for these scripts
    sp.DeleteTimer("GridSnap");
    sp.DeleteStoredHandle("GridSnapWindow");
    sp.DeleteStoredBool("GridSnapActive");
}