v0.4.1: bugfixes to item slots and item sprites

src/com/shatteredpixel/shatteredpixeldungeon/sprites/ItemSprite.java

@@ -174,7 +174,6 @@ public class ItemSprite extends MovieClip {
 
 	public ItemSprite view(Item item){
 		view(item.image(), item.glowing());
-		if (this.emitter != null) this.emitter.killAndErase();
 		Emitter emitter = item.emitter();
 		if (emitter != null && parent != null) {
 			emitter.pos( this );
@@ -185,7 +184,7 @@ public class ItemSprite extends MovieClip {
 	}
 	
 	public ItemSprite view( int image, Glowing glowing ) {
-		if (this.emitter != null) this.emitter.on = false;
+		if (this.emitter != null) this.emitter.killAndErase();
 		emitter = null;
 		frame( film.get( image ) );
 		if ((this.glowing = glowing) == null) {

src/com/shatteredpixel/shatteredpixeldungeon/ui/ItemSlot.java

@@ -49,6 +49,7 @@ public class ItemSlot extends Button {
 	private static final float DISABLED	= 0.3f;
 	
 	protected ItemSprite icon;
+	protected Item       item;
 	protected BitmapText topLeft;
 	protected BitmapText topRight;
 	protected BitmapText bottomRight;
@@ -84,6 +85,8 @@ public class ItemSlot extends Button {
 	
 	public ItemSlot() {
 		super();
+		icon.visible(false);
+		enable(false);
 	}
 	
 	public ItemSlot( Item item ) {
@@ -138,24 +141,43 @@ public class ItemSlot extends Button {
 	}
 	
 	public void item( Item item ) {
+		if (this.item == item) {
+			updateText();
+			return;
+		}
+
+		this.item = item;
+
+		if (item == null) {
+			
+			active = false;
+			icon.visible(false);
+
+			updateText();
+			
+		} else {
+			
+			active = true;
+			icon.visible(true);
+
+			icon.view( item );
+			updateText();
+		}
+	}
+
+	private void updateText(){
+
 		if (bottomRightIcon != null){
 			remove(bottomRightIcon);
 			bottomRightIcon = null;
 		}
 
 		if (item == null){
-			
-			active = false;
 			topLeft.visible = topRight.visible = bottomRight.visible = false;
-			icon.visible(false);
+			return;
-			
 		} else {
-			
-			active = true;
 			topLeft.visible = topRight.visible = bottomRight.visible = true;
-			icon.visible(true);
+		}
-			
-			icon.view( item );
 
 		topLeft.text( item.status() );
 
@@ -221,7 +243,6 @@ public class ItemSlot extends Button {
 
 		layout();
 	}
-	}
 	
 	public void enable( boolean value ) {