private void openToolStripMenuItem_Click(object sender, EventArgs e) { var newPuzzle = Puzzle.load(); // palette); if (newPuzzle != null) { puzzle = newPuzzle; picker.reloadColourPicker(puzzle.colors); // picker.onPaletteChanged += Picker_onPaletteChanged; puzzle.resizeToFit(pictureBox1); // pictureBox1.Width, pictureBox1.Height); pictureBox1.Invalidate(); } }