1 files changed, 18 insertions, 0 deletions
diff --git a/src/main/java/gregtech/api/util/GT_CoverBehavior.java b/src/main/java/gregtech/api/util/GT_CoverBehavior.java
index a540601dd1..38c01b9d92 100644
--- a/src/main/java/gregtech/api/util/GT_CoverBehavior.java
+++ b/src/main/java/gregtech/api/util/GT_CoverBehavior.java
@@ -1,8 +1,11 @@
 package gregtech.api.util;
 
+import gregtech.api.enums.GT_Values;
 import gregtech.api.interfaces.tileentity.ICoverable;
+import gregtech.api.net.GT_Packet_TileEntityCoverGUI;
 import gregtech.api.objects.GT_ItemStack;
 import net.minecraft.entity.player.EntityPlayer;
+import net.minecraft.entity.player.EntityPlayerMP;
 import net.minecraft.item.ItemStack;
 import net.minecraftforge.fluids.Fluid;
 
@@ -43,9 +46,24 @@ public abstract class GT_CoverBehavior {
      * return the new Value of the Cover Variable
      */
     public int onCoverScrewdriverclick(byte aSide, int aCoverID, int aCoverVariable, ICoverable aTileEntity, EntityPlayer aPlayer, float aX, float aY, float aZ) {
+        if (!hasCoverGUI())
+            return aCoverVariable;
+
+        if(aPlayer instanceof EntityPlayerMP) {
+            GT_Values.NW.sendToPlayer(new GT_Packet_TileEntityCoverGUI(aSide, aCoverID, aCoverVariable, aTileEntity, (EntityPlayerMP) aPlayer), (EntityPlayerMP) aPlayer);
+        }
+
         return aCoverVariable;
     }
 
+    public boolean hasCoverGUI() {
+        return false;
+    }
+
+    public Object getClientGUI(byte aSide, int aCoverID, int coverData, ICoverable aTileEntity) {
+        return null;
+    }
+
     /**
      * Checks if the Cover can be placed on this.
      */