1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
|
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: RodneyMKay <36546810+RodneyMKay@users.noreply.github.com>
Date: Wed, 8 Sep 2021 22:15:43 +0200
Subject: [PATCH] Add PlayerPickItemEvent
diff --git a/src/main/java/io/papermc/paper/event/player/PlayerPickItemEvent.java b/src/main/java/io/papermc/paper/event/player/PlayerPickItemEvent.java
new file mode 100644
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000
--- /dev/null
+++ b/src/main/java/io/papermc/paper/event/player/PlayerPickItemEvent.java
@@ -0,0 +0,0 @@
+package io.papermc.paper.event.player;
+
+import com.google.common.base.Preconditions;
+import org.bukkit.entity.Player;
+import org.bukkit.event.Cancellable;
+import org.bukkit.event.HandlerList;
+import org.bukkit.event.player.PlayerEvent;
+import org.jetbrains.annotations.ApiStatus;
+import org.jetbrains.annotations.Range;
+import org.jspecify.annotations.NullMarked;
+
+/**
+ * Event that is fired when a player uses the pick item functionality (middle-clicking a block to get the appropriate
+ * item). However, note that this event will only trigger if an item has to be moved from the inventory to the hotbar.
+ * After the handling of this event, the contents of the source and the target slot will be swapped and the currently
+ * selected hotbar slot of the player will be set to the target slot.
+ * <p>
+ * Note: This event will not be fired for players in creative mode.
+ */
+@NullMarked
+public class PlayerPickItemEvent extends PlayerEvent implements Cancellable {
+
+ private static final HandlerList HANDLER_LIST = new HandlerList();
+
+ private int targetSlot;
+ private int sourceSlot;
+
+ private boolean cancelled;
+
+ @ApiStatus.Internal
+ public PlayerPickItemEvent(final Player player, final int targetSlot, final int sourceSlot) {
+ super(player);
+ this.targetSlot = targetSlot;
+ this.sourceSlot = sourceSlot;
+ }
+
+ /**
+ * Returns the slot the item that is being picked goes into.
+ *
+ * @return hotbar slot (0-8 inclusive)
+ */
+ public @Range(from = 0, to = 8) int getTargetSlot() {
+ return this.targetSlot;
+ }
+
+ /**
+ * Changes the slot the item that is being picked goes into.
+ *
+ * @param targetSlot hotbar slot (0-8 inclusive)
+ */
+ public void setTargetSlot(final @Range(from = 0, to = 8) int targetSlot) {
+ Preconditions.checkArgument(targetSlot >= 0 && targetSlot <= 8, "Target slot must be in range 0 - 8 (inclusive)");
+ this.targetSlot = targetSlot;
+ }
+
+ /**
+ * Returns the slot in which the item that will be put into the players hotbar is located.
+ * <p>
+ * Returns {@code -1} if the item is not in the player's inventory and should be spawned in if in creative mode.
+ *
+ * @return player inventory slot (0-35 inclusive, or {@code -1} not taken from the inventory)
+ */
+ public @Range(from = -1, to = 35) int getSourceSlot() {
+ return this.sourceSlot;
+ }
+
+ /**
+ * Change the source slot from which the item that will be put in the players hotbar will be taken.
+ * <p>
+ * If set to {@code -1} and the player is in creative mode, the item will be spawned in.
+ *
+ * @param sourceSlot player inventory slot (0-35 inclusive, or {@code -1} not taken from the inventory)
+ */
+ public void setSourceSlot(final @Range(from = -1, to = 35) int sourceSlot) {
+ Preconditions.checkArgument(sourceSlot >= -1 && sourceSlot <= 35, "Source slot must be in range of the player's inventory slot");
+ this.sourceSlot = sourceSlot;
+ }
+
+ @Override
+ public boolean isCancelled() {
+ return this.cancelled;
+ }
+
+ @Override
+ public void setCancelled(final boolean cancel) {
+ this.cancelled = cancel;
+ }
+
+ @Override
+ public HandlerList getHandlers() {
+ return HANDLER_LIST;
+ }
+
+ public static HandlerList getHandlerList() {
+ return HANDLER_LIST;
+ }
+}
|
