3 files changed, 18 insertions, 0 deletions
diff --git a/src/main/java/gregtech/api/metatileentity/MetaPipeEntity.java b/src/main/java/gregtech/api/metatileentity/MetaPipeEntity.java
index 9fa16b9890..31ec73d04b 100644
--- a/src/main/java/gregtech/api/metatileentity/MetaPipeEntity.java
+++ b/src/main/java/gregtech/api/metatileentity/MetaPipeEntity.java
@@ -130,6 +130,10 @@ public abstract class MetaPipeEntity implements IMetaTileEntity, IConnectable {
      */
     public abstract boolean renderInside(byte aSide);
 
+    public boolean isDisplaySecondaryDescription() {
+        return false;
+    }
+
     @Override
     public IGregTechTileEntity getBaseMetaTileEntity() {
         return mBaseMetaTileEntity;
diff --git a/src/main/java/gregtech/api/metatileentity/MetaTileEntity.java b/src/main/java/gregtech/api/metatileentity/MetaTileEntity.java
index d873627e21..243aceb2d2 100644
--- a/src/main/java/gregtech/api/metatileentity/MetaTileEntity.java
+++ b/src/main/java/gregtech/api/metatileentity/MetaTileEntity.java
@@ -95,6 +95,14 @@ public abstract class MetaTileEntity implements IMetaTileEntity {
         mName = aName;
     }
 
+    /**
+     * This method will only be called on client side
+     * @return whether the secondary description should be display. default is false
+     */
+    public boolean isDisplaySecondaryDescription() {
+        return false;
+    }
+
     @Override
     public IGregTechTileEntity getBaseMetaTileEntity() {
         return mBaseMetaTileEntity;
diff --git a/src/main/java/gregtech/api/metatileentity/implementations/GT_MetaTileEntity_MultiBlockBase.java b/src/main/java/gregtech/api/metatileentity/implementations/GT_MetaTileEntity_MultiBlockBase.java
index e15166cf62..986ce23975 100644
--- a/src/main/java/gregtech/api/metatileentity/implementations/GT_MetaTileEntity_MultiBlockBase.java
+++ b/src/main/java/gregtech/api/metatileentity/implementations/GT_MetaTileEntity_MultiBlockBase.java
@@ -23,6 +23,7 @@ import net.minecraft.nbt.NBTTagCompound;
 import net.minecraft.util.EnumChatFormatting;
 import net.minecraft.util.StatCollector;
 import net.minecraftforge.fluids.FluidStack;
+import org.lwjgl.input.Keyboard;
 
 import java.util.ArrayList;
 
@@ -70,6 +71,11 @@ public abstract class GT_MetaTileEntity_MultiBlockBase extends MetaTileEntity {
     }
 
     @Override
+    public boolean isDisplaySecondaryDescription() {
+        return Keyboard.isKeyDown(Keyboard.KEY_LSHIFT);
+    }
+
+    @Override
     public boolean allowCoverOnSide(byte aSide, GT_ItemStack aCoverID) {
         return aSide != getBaseMetaTileEntity().getFrontFacing();
     }