From a7a1a87cd8c1832e3fac565a96bc1f0a00c8f608 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Salom=C3=A3o?= <salomaoo@gmail.com>
Date: Sun, 21 Feb 2021 20:26:04 -0300
Subject: [PATCH] Holding SHIFT with an empty hand will increase the amount of
 items set

 on interfaces and on pattern terminal
---
 src/main/java/appeng/client/gui/AEBaseGui.java  | 10 ++++++++++
 .../java/appeng/container/AEBaseContainer.java  | 17 ++++++++++++++++-
 2 files changed, 26 insertions(+), 1 deletion(-)

diff --git a/src/main/java/appeng/client/gui/AEBaseGui.java b/src/main/java/appeng/client/gui/AEBaseGui.java
index a30431ecd8c..1a4a7b1153e 100644
--- a/src/main/java/appeng/client/gui/AEBaseGui.java
+++ b/src/main/java/appeng/client/gui/AEBaseGui.java
@@ -705,6 +705,16 @@ private void mouseWheelEvent( final int x, final int y, final int wheel )
 				}
 			}
 		}
+		if( slot instanceof SlotFake )
+		{
+			final ItemStack stack = ( (SlotFake) slot ).getStack();
+			if( stack != ItemStack.EMPTY )
+			{
+				InventoryAction direction = wheel > 0 ? InventoryAction.PLACE_SINGLE : InventoryAction.PICKUP_SINGLE;
+				final PacketInventoryAction p = new PacketInventoryAction( direction , slot.slotNumber , 0);
+				NetworkHandler.instance().sendToServer( p );
+			}
+		}
 	}
 
 	protected boolean enableSpaceClicking()
diff --git a/src/main/java/appeng/container/AEBaseContainer.java b/src/main/java/appeng/container/AEBaseContainer.java
index 3b54c17b275..cdf4d97a408 100644
--- a/src/main/java/appeng/container/AEBaseContainer.java
+++ b/src/main/java/appeng/container/AEBaseContainer.java
@@ -699,8 +699,23 @@ public void doAction( final EntityPlayerMP player, final InventoryAction action,
 							is.setCount( 1 );
 							s.putStack( is );
 						}
-
+						else
+						{
+							final ItemStack is = s.getStack().copy();
+							if (is.getCount() < is.getMaxStackSize())
+								is.grow( 1 );
+							s.putStack( is );
+						}
 						break;
+					case PICKUP_SINGLE:
+						if( hand.isEmpty() )
+						{
+							final ItemStack is = s.getStack().copy();
+							if (is.getCount() > 1)
+								is.shrink( 1 );
+							s.putStack( is );
+						}
+					break;
 					case SPLIT_OR_PLACE_SINGLE:
 
 						ItemStack is = s.getStack();