// constructor
 public SearchSolidTile(LevelsSolidTiles levelsSolidTiles, SolidityTile[] solidTiles)
 {
     this.levelsSolidTiles = levelsSolidTiles;
     this.solidTiles       = solidTiles;
     InitializeComponent();
     conveyor.SelectedIndex           = 0;
     conveyorBeltFast.SelectedIndex   = 0;
     conveyorBeltNormal.SelectedIndex = 0;
     doorFormat.SelectedIndex         = 0;
     p3OnEdge.SelectedIndex           = 0;
     p3OnTile.SelectedIndex           = 0;
     p3OverEdge.SelectedIndex         = 0;
     solidEdgeNE.SelectedIndex        = 0;
     solidEdgeNW.SelectedIndex        = 0;
     solidEdgeSE.SelectedIndex        = 0;
     solidEdgeSW.SelectedIndex        = 0;
     solidQuadrant.SelectedIndex      = 0;
     solidQuadrantE.SelectedIndex     = 0;
     solidQuadrantN.SelectedIndex     = 0;
     solidQuadrantS.SelectedIndex     = 0;
     solidQuadrantW.SelectedIndex     = 0;
     solidTile.SelectedIndex          = 0;
     specialTile.SelectedIndex        = 0;
     stairs.SelectedIndex             = 0;
     zCoordPlusHalf.SelectedIndex     = 0;
 }
 private void LoadSolidityTileset()
 {
     levelsSolidTiles              = new LevelsSolidTiles(solidity, new Function(SolidityUpdate));
     levelsSolidTiles.FormClosing += new FormClosingEventHandler(editor_FormClosing);
 }