BiomePainter.Form1.ResetControls C# (CSharp) Method

        private void ResetControls()
        {
            lstRegions.Items.Clear();
            lastSelectedRegionIndex = -1;
            trackMagnification.Value = 1;
            lblMagnification.Text = "Magnification: 1x";
            imgRegion.Reset();
            region = null;
            dim = Dimension.Overworld;
            overworldToolStripMenuItem.Checked = true;
            netherToolStripMenuItem.Checked = false;
            endToolStripMenuItem.Checked = false;
            if (history != null)
                history.Dispose();
            history = new HistoryManager(HistoryChange);
            history.RecordSelectionState(imgRegion.Layers[SELECTIONLAYER].Image, "Initial State");
        }