From be1ad0e0409117bf5b87e818fae0e454a8aca59c Mon Sep 17 00:00:00 2001
From: Bukkit/Spigot <noreply+git-bukkit@papermc.io>
Date: Fri, 31 Dec 2010 22:44:11 -0500
Subject: [PATCH] Added BlockCanBuild Event. Fixed Event enumeration

By: durron597 <martin.jared@gmail.com>
---
 paper-api/src/org/bukkit/event/Event.java     |  3 +-
 .../event/block/BlockCanBuildEvent.java       | 28 +++++++++++++++++++
 .../org/bukkit/event/block/BlockListener.java |  6 ++++
 3 files changed, 36 insertions(+), 1 deletion(-)
 create mode 100644 paper-api/src/org/bukkit/event/block/BlockCanBuildEvent.java

diff --git a/paper-api/src/org/bukkit/event/Event.java b/paper-api/src/org/bukkit/event/Event.java
index 1340b8f3c6..2362a31d61 100644
--- a/paper-api/src/org/bukkit/event/Event.java
+++ b/paper-api/src/org/bukkit/event/Event.java
@@ -76,7 +76,8 @@ public abstract class Event {
         /** 
     	 * Block Events
     	 */
-        BLOCK_DAMAGED (Category.BLOCK),
+        BLOCK_BROKEN (Category.BLOCK),
+        BLOCK_CANBUILD (Category.BLOCK),
         BLOCK_FLOW (Category.BLOCK),
         BLOCK_IGNITE (Category.BLOCK),
         BLOCK_PHYSICS (Category.BLOCK),
diff --git a/paper-api/src/org/bukkit/event/block/BlockCanBuildEvent.java b/paper-api/src/org/bukkit/event/block/BlockCanBuildEvent.java
new file mode 100644
index 0000000000..ebbe83c9a8
--- /dev/null
+++ b/paper-api/src/org/bukkit/event/block/BlockCanBuildEvent.java
@@ -0,0 +1,28 @@
+/**
+ * 
+ */
+package org.bukkit.event.block;
+
+import org.bukkit.Block;
+import org.bukkit.event.Cancellable;
+
+/**
+ * @author durron597
+ */
+public class BlockCanBuildEvent extends BlockEvent implements Cancellable {
+	protected boolean cancel;
+	
+	public BlockCanBuildEvent(Type type, Block block) {
+		super(type, block);
+	}
+	
+	@Override
+	public boolean isCancelled() {
+		return cancel;
+	}
+
+	@Override
+	public void setCancelled(boolean cancel) {
+		this.cancel = cancel;
+	}
+}
diff --git a/paper-api/src/org/bukkit/event/block/BlockListener.java b/paper-api/src/org/bukkit/event/block/BlockListener.java
index 2165d4aab8..7bead1a76e 100644
--- a/paper-api/src/org/bukkit/event/block/BlockListener.java
+++ b/paper-api/src/org/bukkit/event/block/BlockListener.java
@@ -22,6 +22,12 @@ public class BlockListener implements Listener {
     public void onBlockBroken(BlockBrokenEvent event) {
     }
 
+    /**
+     * Called when we try to place a block, to see if we can build it
+     */
+    public void canBuild(BlockCanBuildEvent event) {
+    }
+    
     /**
      * Called when a block flows (water/lava)
      *