8 files changed, 43 insertions, 13 deletions

diff --git a/src/esieequest/controller/commands/GoCommand.java b/src/esieequest/controller/commands/GoCommand.java
index 1078d49..a68f5ad 100644
--- a/src/esieequest/controller/commands/GoCommand.java
+++ b/src/esieequest/controller/commands/GoCommand.java
@@ -45,7 +45,7 @@ public class GoCommand implements Executable {
                 // handle challenge mode
                 if (game.getPlayer().walk()) {
                         view.echo(Text.CHALLENGE_FAILED.toString());
-                        view.disable();
+                        view.disableInput();
                 }
 
         }
diff --git a/src/esieequest/controller/commands/NewCommand.java b/src/esieequest/controller/commands/NewCommand.java
index 7283989..571b4a9 100644
--- a/src/esieequest/controller/commands/NewCommand.java
+++ b/src/esieequest/controller/commands/NewCommand.java
@@ -35,7 +35,7 @@ public class NewCommand implements Executable {
                                                 .getCurrentDirection(), game.getPlayer().getCurrentSide(), game.getPlayer()
                                                 .canGoBack());
 
-                                view.enable();
+                                view.enableInput();
                         }
                 });
 
diff --git a/src/esieequest/controller/commands/QuitCommand.java b/src/esieequest/controller/commands/QuitCommand.java
index 4453597..024b35f 100644
--- a/src/esieequest/controller/commands/QuitCommand.java
+++ b/src/esieequest/controller/commands/QuitCommand.java
@@ -15,7 +15,8 @@ public class QuitCommand implements Executable {
         public void execute(final String argument, final Game game, final Viewable view) {
 
                 view.echo(Text.QUIT.toString());
-                view.disable();
+                view.disableInput();
+                view.stopMusic();
 
         }
 
diff --git a/src/esieequest/model/items/Disk.java b/src/esieequest/model/items/Disk.java
index e83ac8c..b534ad8 100644
--- a/src/esieequest/model/items/Disk.java
+++ b/src/esieequest/model/items/Disk.java
@@ -31,7 +31,7 @@ public class Disk extends SimpleItem {
                         game.getPlayer().getInventory().removeItem(Item.DISK);
                         game.getPlayer().getCurrentSide().getInventory().putItem(Item.DISK);
 
-                        view.disable();
+                        view.disableInput();
 
                         Scene.RUN_CONSOLE.setCallback(new Callback() {
                                 @Override
diff --git a/src/esieequest/view/Viewable.java b/src/esieequest/view/Viewable.java
index 845b4ea..fa53e1a 100644
--- a/src/esieequest/view/Viewable.java
+++ b/src/esieequest/view/Viewable.java
@@ -31,12 +31,12 @@ public interface Viewable {
         /**
          * Enables the user interface.
          */
-        public void enable();
+        public void enableInput();
 
         /**
          * Disables the user interface.
          */
-        public void disable();
+        public void disableInput();
 
         /**
          * Displays a message.
@@ -83,4 +83,9 @@ public interface Viewable {
          */
         public void playScene(final Scene scene);
 
+        /**
+         * Stops the music currently playing.
+         */
+        public void stopMusic();
+
 }
diff --git a/src/esieequest/view/app/UserInterface.java b/src/esieequest/view/app/UserInterface.java
index d7d8b44..b3d5a77 100644
--- a/src/esieequest/view/app/UserInterface.java
+++ b/src/esieequest/view/app/UserInterface.java
@@ -482,12 +482,12 @@ abstract class UserInterface implements Viewable, ActionListener {
         }
 
         @Override
-        public void enable() {
+        public void enableInput() {
                 this.setControlsState(true);
         }
 
         @Override
-        public void disable() {
+        public void disableInput() {
                 this.setControlsState(false);
                 this.setQuestLabel(Text.DEFAULT_QUEST_TITLE.toString());
         }
@@ -544,4 +544,9 @@ abstract class UserInterface implements Viewable, ActionListener {
                 this.playAudio(scene.name());
         }
 
+        @Override
+        public void stopMusic() {
+                return;
+        }
+
 }
diff --git a/src/esieequest/view/text/TextInterface.java b/src/esieequest/view/text/TextInterface.java
index c735640..308a4e0 100644
--- a/src/esieequest/view/text/TextInterface.java
+++ b/src/esieequest/view/text/TextInterface.java
@@ -64,7 +64,7 @@ abstract class TextInterface implements Viewable {
         }
 
         @Override
-        public void enable() {
+        public void enableInput() {
                 if (!this.running) {
                         this.running = true;
                         this.run();
@@ -72,7 +72,7 @@ abstract class TextInterface implements Viewable {
         }
 
         @Override
-        public void disable() {
+        public void disableInput() {
                 this.running = false;
         }
 
@@ -102,4 +102,9 @@ abstract class TextInterface implements Viewable {
                 scene.getCallback().call();
         }
 
+        @Override
+        public void stopMusic() {
+                return;
+        }
+
 }
diff --git a/src/esieequest/view/web/WebInterface.java b/src/esieequest/view/web/WebInterface.java
index d417d24..6a4ac35 100644
--- a/src/esieequest/view/web/WebInterface.java
+++ b/src/esieequest/view/web/WebInterface.java
@@ -297,6 +297,9 @@ class WebInterface extends Composite implements Viewable {
          *            the URL of the audio file
          */
         private void playAudio(final String fileName) {
+                if (this.audio == null) {
+                        return;
+                }
                 this.audio.setSrc(WebInterface.SOUND_DIR + fileName + WebInterface.SOUND_EXT);
                 this.audio.play();
         }
@@ -305,6 +308,9 @@ class WebInterface extends Composite implements Viewable {
          * Toggles the sound (music).
          */
         private void toggleAudio() {
+                if (this.audio == null) {
+                        return;
+                }
                 this.audio.setMuted(!this.audio.isMuted());
         }
 
@@ -367,12 +373,12 @@ class WebInterface extends Composite implements Viewable {
         }
 
         @Override
-        public void enable() {
+        public void enableInput() {
                 this.setControlsEnabled(true);
         }
 
         @Override
-        public void disable() {
+        public void disableInput() {
                 this.setControlsEnabled(false);
                 this.setQuestLabel(Text.DEFAULT_QUEST_TITLE.toString());
         }
@@ -422,7 +428,7 @@ class WebInterface extends Composite implements Viewable {
 
         @Override
         public void playScene(final Scene scene) {
-                this.disable();
+                this.disableInput();
 
                 this.setQuestLabel(scene.getTitle());
                 this.echo(scene.getText());
@@ -438,4 +444,12 @@ class WebInterface extends Composite implements Viewable {