trying to add visible button toggles to view toggles

assignments/a3/src/main/java/Controls.java

@@ -22,12 +22,14 @@ public class Controls extends JPanel implements Observer, Serializable
       if (e.getSource() == grid)
       {
         grid.setSelected(true);
+        grid.setIcon(lightGridIcon);
         list.setSelected(false);
         model.switchLayout(true);
       }
       else
       {
         list.setSelected(true);
+        list.setIcon(lightListIcon);
         grid.setSelected(false);
         model.switchLayout(false);
       }
@@ -202,11 +204,15 @@ public class Controls extends JPanel implements Observer, Serializable
   private Image fullStarImg;
   private Image gridImg;
   private Image listImg;
+  private Image lightGridImg;
+  private Image lightListImg;
   private Image folderImg;
   private ImageIcon emptyStarIcon;
   private ImageIcon fullStarIcon;
   private ImageIcon gridIcon;
-  private ImageIcon listIcon;
+  private ImageIcon listIcon;.
+  private ImageIcon lightGridIcon;.
+  private ImageIcon lightListIcon;.
   private ImageIcon folderIcon;
   private JButton fileButton;
   private JRadioButton star1;
@@ -247,6 +253,16 @@ public class Controls extends JPanel implements Observer, Serializable
       this.listImg = ImageIO.read(new File("src/main/resources/list.png"));
     } catch(IOException e) {}
     
+    try
+    {
+      this.lightGridImg = ImageIO.read(new File("src/main/resources/lightgrid.png"));
+    } catch(IOException e) {}
+
+    try
+    {
+      this.lightListImg = ImageIO.read(new File("src/main/resources/lightlist.png"));
+    } catch(IOException e) {}
+    
     try
     {
       this.folderImg = ImageIO.read(new File("src/main/resources/folder.jpg"));
@@ -257,6 +273,8 @@ public class Controls extends JPanel implements Observer, Serializable
     this.emptyStarImg = emptyStarImg.getScaledInstance(50, 50,  java.awt.Image.SCALE_SMOOTH);
     this.gridImg = gridImg.getScaledInstance(50, 50,  java.awt.Image.SCALE_SMOOTH);
     this.listImg = listImg.getScaledInstance(50, 50,  java.awt.Image.SCALE_SMOOTH);
+    this.lightGridImg = lightGridImg.getScaledInstance(50, 50,  java.awt.Image.SCALE_SMOOTH);
+    this.lightListImg = lightListImg.getScaledInstance(50, 50,  java.awt.Image.SCALE_SMOOTH);
     this.folderImg = folderImg.getScaledInstance(50, 50,  java.awt.Image.SCALE_SMOOTH);
     this.fullStarIcon = new ImageIcon(fullStarImg);
     this.emptyStarIcon = new ImageIcon(emptyStarImg);