From ca071fd924085fd9c8a3bad38b6fdb4cf65b91d4 Mon Sep 17 00:00:00 2001
From: Glavo <zjx001202@gmail.com>
Date: Tue, 10 Feb 2026 22:42:57 +0800
Subject: [PATCH] Add weak listener registration methods to WeakListenerHolder
 (#5509)

---
 .../jackhuang/hmcl/ui/WeakListenerHolder.java | 23 ++++++++++++++++++-
 1 file changed, 22 insertions(+), 1 deletion(-)

diff --git a/HMCL/src/main/java/org/jackhuang/hmcl/ui/WeakListenerHolder.java b/HMCL/src/main/java/org/jackhuang/hmcl/ui/WeakListenerHolder.java
index c04516074..ac3d2f83b 100644
--- a/HMCL/src/main/java/org/jackhuang/hmcl/ui/WeakListenerHolder.java
+++ b/HMCL/src/main/java/org/jackhuang/hmcl/ui/WeakListenerHolder.java
@@ -20,14 +20,19 @@ package org.jackhuang.hmcl.ui;
 import javafx.beans.InvalidationListener;
 import javafx.beans.WeakInvalidationListener;
 import javafx.beans.value.ChangeListener;
+import javafx.beans.value.ObservableValue;
 import javafx.beans.value.WeakChangeListener;
 import javafx.collections.ListChangeListener;
 import javafx.collections.WeakListChangeListener;
+import org.jackhuang.hmcl.event.Event;
+import org.jackhuang.hmcl.event.EventManager;
+import org.jackhuang.hmcl.event.EventPriority;
 
 import java.util.ArrayList;
 import java.util.List;
+import java.util.function.Consumer;
 
-public class WeakListenerHolder {
+public final class WeakListenerHolder {
     private final List<Object> refs = new ArrayList<>(0);
 
     public WeakListenerHolder() {
@@ -48,6 +53,22 @@ public class WeakListenerHolder {
         return new WeakListChangeListener<>(listener);
     }
 
+    public <T extends Event> void registerWeak(EventManager<T> manager, Consumer<T> consumer) {
+        refs.add(manager.registerWeak(consumer));
+    }
+
+    public <T extends Event> void registerWeak(EventManager<T> manager, Consumer<T> consumer, EventPriority priority) {
+        refs.add(manager.registerWeak(consumer, priority));
+    }
+
+    public <T> void onWeakChange(ObservableValue<T> value, Consumer<T> consumer) {
+        refs.add(FXUtils.onWeakChange(value, consumer));
+    }
+
+    public <T> void onWeakChangeAndOperate(ObservableValue<T> value, Consumer<T> consumer) {
+        refs.add(FXUtils.onWeakChangeAndOperate(value, consumer));
+    }
+
     public void add(Object obj) {
         refs.add(obj);
     }