bug fix relating to file picker.

src/gui/Board.java

@@ -0,0 +1,38 @@
+package gui;
+
+import javax.swing.JPanel;
+
+import gui.backend.Settings;
+
+/**
+ * The Board class represents the Sudoku board in the GUI.
+ * 
+ * It contains all other related GUI components, and is the main JPanel for
+ * the board. Accessible information from the Board includes:
+ *      - the current state of the board, including filled values and notes;
+ *      - the current difficulty;
+ *      - the current time since the puzzle was started;
+ *      - the current hints available; and
+ *      - the current number of mistakes.
+ */
+public class Board extends JPanel {
+    private Settings s;
+
+    /**
+     * Create a new Board object with the default styling from settings.
+     * 
+     * @param s
+     */
+    public Board(Settings s) {
+        super();
+        this.s = s;
+        style();
+    }
+
+    /**
+     * Set up the Board Panel with the appropriate styling.
+     */
+    private void style() {
+        // TODO: Style the Board Panel.
+    }
+}