compare btns on storage guis

src/main/java/storagecraft/gui/GuiStorage.java

@@ -4,8 +4,10 @@ import com.google.common.primitives.Ints;
 import java.io.IOException;
 import net.minecraft.client.gui.GuiTextField;
 import storagecraft.container.ContainerStorage;
+import storagecraft.gui.sidebutton.SideButtonCompare;
 import storagecraft.gui.sidebutton.SideButtonRedstoneMode;
 import storagecraft.storage.IStorageGui;
+import storagecraft.util.InventoryUtils;
 
 public class GuiStorage extends GuiBase
 {
@@ -33,6 +35,12 @@ public class GuiStorage extends GuiBase
 			addSideButton(new SideButtonRedstoneMode(gui.getRedstoneModeSetting()));
 		}
 
+		if (gui.getCompareSetting() != null)
+		{
+			addSideButton(new SideButtonCompare(gui.getCompareSetting(), InventoryUtils.COMPARE_DAMAGE));
+			addSideButton(new SideButtonCompare(gui.getCompareSetting(), InventoryUtils.COMPARE_NBT));
+		}
+
 		priorityField = new GuiTextField(0, fontRendererObj, x + 116 + 1, y + 54 + 1, 25, fontRendererObj.FONT_HEIGHT);
 		priorityField.setText(String.valueOf(gui.getStorage().getPriority()));
 		priorityField.setEnableBackgroundDrawing(false);

src/main/java/storagecraft/storage/IStorageGui.java

@@ -1,6 +1,7 @@
 package storagecraft.storage;
 
 import net.minecraft.inventory.IInventory;
+import storagecraft.tile.ICompareSetting;
 import storagecraft.tile.IRedstoneModeSetting;
 
 public interface IStorageGui
@@ -18,6 +19,8 @@ public interface IStorageGui
 
 	public IRedstoneModeSetting getRedstoneModeSetting();
 
+	public ICompareSetting getCompareSetting();
+
 	public int getStored();
 
 	public int getCapacity();

src/main/java/storagecraft/tile/TileExporter.java

@@ -248,8 +248,8 @@ public class TileExporter extends TileMachine implements IInventory, ISidedInven
 	public int[] getSlotsForFace(EnumFacing side)
 	{
 		return new int[]
-			{
+		{
-			};
+		};
 	}
 
 	@Override

src/main/java/storagecraft/tile/TileExternalStorage.java

@@ -17,13 +17,15 @@ import storagecraft.storage.IStorageProvider;
 import storagecraft.storage.StorageItem;
 import storagecraft.util.InventoryUtils;
 
-public class TileExternalStorage extends TileMachine implements IStorageProvider, IStorage, IStorageGui
+public class TileExternalStorage extends TileMachine implements IStorageProvider, IStorage, IStorageGui, ICompareSetting
 {
 	public static final String NBT_PRIORITY = "Priority";
+	public static final String NBT_COMPARE = "Compare";
 
 	private InventorySimple inventory = new InventorySimple("external_storage", 9);
 
 	private int priority = 0;
+	private int compare = 0;
 
 	@SideOnly(Side.CLIENT)
 	private int stored = 0;
@@ -142,6 +144,7 @@ public class TileExternalStorage extends TileMachine implements IStorageProvider
 
 		buf.writeInt(priority);
 		buf.writeInt(getConnectedInventory() == null ? 0 : InventoryUtils.getInventoryItems(getConnectedInventory()));
+		buf.writeInt(compare);
 	}
 
 	@Override
@@ -151,6 +154,7 @@ public class TileExternalStorage extends TileMachine implements IStorageProvider
 
 		priority = buf.readInt();
 		stored = buf.readInt();
+		compare = buf.readInt();
 	}
 
 	@Override
@@ -164,6 +168,11 @@ public class TileExternalStorage extends TileMachine implements IStorageProvider
 		{
 			priority = nbt.getInteger(NBT_PRIORITY);
 		}
+
+		if (nbt.hasKey(NBT_COMPARE))
+		{
+			compare = nbt.getInteger(NBT_COMPARE);
+		}
 	}
 
 	@Override
@@ -174,6 +183,19 @@ public class TileExternalStorage extends TileMachine implements IStorageProvider
 		InventoryUtils.saveInventory(inventory, nbt);
 
 		nbt.setInteger(NBT_PRIORITY, priority);
+		nbt.setInteger(NBT_COMPARE, compare);
+	}
+
+	@Override
+	public int getCompare()
+	{
+		return compare;
+	}
+
+	@Override
+	public void setCompare(int compare)
+	{
+		this.compare = compare;
 	}
 
 	@Override
@@ -211,6 +233,12 @@ public class TileExternalStorage extends TileMachine implements IStorageProvider
 		return this;
 	}
 
+	@Override
+	public ICompareSetting getCompareSetting()
+	{
+		return this;
+	}
+
 	@Override
 	public int getStored()
 	{

src/main/java/storagecraft/tile/TileStorage.java

@@ -19,16 +19,18 @@ import storagecraft.storage.NBTStorage;
 import storagecraft.storage.StorageItem;
 import storagecraft.util.InventoryUtils;
 
-public class TileStorage extends TileMachine implements IStorageProvider, IStorage, IStorageGui
+public class TileStorage extends TileMachine implements IStorageProvider, IStorage, IStorageGui, ICompareSetting
 {
 	public static final String NBT_STORAGE = "Storage";
 	public static final String NBT_PRIORITY = "Priority";
+	public static final String NBT_COMPARE = "Compare";
 
 	private InventorySimple inventory = new InventorySimple("storage", 9);
 
 	private NBTTagCompound tag = NBTStorage.getBaseNBT();
 
 	private int priority = 0;
+	private int compare = 0;
 
 	@SideOnly(Side.CLIENT)
 	private int stored;
@@ -66,6 +68,11 @@ public class TileStorage extends TileMachine implements IStorageProvider, IStora
 		{
 			priority = nbt.getInteger(NBT_PRIORITY);
 		}
+
+		if (nbt.hasKey(NBT_COMPARE))
+		{
+			compare = nbt.getInteger(NBT_COMPARE);
+		}
 	}
 
 	@Override
@@ -77,6 +84,7 @@ public class TileStorage extends TileMachine implements IStorageProvider, IStora
 
 		nbt.setTag(NBT_STORAGE, tag);
 		nbt.setInteger(NBT_PRIORITY, priority);
+		nbt.setInteger(NBT_COMPARE, compare);
 	}
 
 	public EnumStorageType getType()
@@ -91,6 +99,7 @@ public class TileStorage extends TileMachine implements IStorageProvider, IStora
 
 		buf.writeInt(NBTStorage.getStored(tag));
 		buf.writeInt(priority);
+		buf.writeInt(compare);
 	}
 
 	@Override
@@ -100,6 +109,7 @@ public class TileStorage extends TileMachine implements IStorageProvider, IStora
 
 		stored = buf.readInt();
 		priority = buf.readInt();
+		compare = buf.readInt();
 	}
 
 	@Override
@@ -134,6 +144,18 @@ public class TileStorage extends TileMachine implements IStorageProvider, IStora
 		return getStorage().canPush(stack);
 	}
 
+	@Override
+	public int getCompare()
+	{
+		return compare;
+	}
+
+	@Override
+	public void setCompare(int compare)
+	{
+		this.compare = compare;
+	}
+
 	@Override
 	public String getName()
 	{
@@ -152,6 +174,12 @@ public class TileStorage extends TileMachine implements IStorageProvider, IStora
 		return this;
 	}
 
+	@Override
+	public ICompareSetting getCompareSetting()
+	{
+		return this;
+	}
+
 	@Override
 	public IPriorityHandler getPriorityHandler()
 	{