From fb39223c2e397ee93a1d48bc5aa0cfb7df52ae29 Mon Sep 17 00:00:00 2001
From: keeplearning66 <1256734885@qq.com>
Date: Fri, 22 Aug 2025 10:17:07 +0800
Subject: [PATCH 1/2] feat(onLongPress): allow function as value in delay

---
 packages/core/onLongPress/index.ts | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/packages/core/onLongPress/index.ts b/packages/core/onLongPress/index.ts
index d7e2c4c1b5f..4c8f319aa09 100644
--- a/packages/core/onLongPress/index.ts
+++ b/packages/core/onLongPress/index.ts
@@ -14,7 +14,7 @@ export interface OnLongPressOptions {
    *
    * @default 500
    */
-  delay?: number
+  delay?: number | ((ev: PointerEvent) => number)
 
   modifiers?: OnLongPressModifiers
 
@@ -64,6 +64,14 @@ export function onLongPress(
     hasLongPressed = false
   }
 
+  function getDelay(ev: PointerEvent): number {
+    const delay = options?.delay
+    if (typeof delay === 'function') {
+      return delay(ev)
+    }
+    return delay ?? DEFAULT_DELAY
+  }
+
   function onRelease(ev: PointerEvent) {
     const [_startTimestamp, _posStart, _hasLongPressed] = [startTimestamp, posStart, hasLongPressed]
     clear()
@@ -108,7 +116,7 @@ export function onLongPress(
         hasLongPressed = true
         handler(ev)
       },
-      options?.delay ?? DEFAULT_DELAY,
+      getDelay(ev),
     )
   }
 

From 0ff941a0225449446eab7b65308ac59a5a349ab0 Mon Sep 17 00:00:00 2001
From: keeplearning66 <1256734885@qq.com>
Date: Fri, 22 Aug 2025 10:46:37 +0800
Subject: [PATCH 2/2] test: add unit tests

---
 packages/core/onLongPress/index.test.ts | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/packages/core/onLongPress/index.test.ts b/packages/core/onLongPress/index.test.ts
index 13a5bda0469..0e6486e7ffc 100644
--- a/packages/core/onLongPress/index.test.ts
+++ b/packages/core/onLongPress/index.test.ts
@@ -24,9 +24,9 @@ describe('onLongPress', () => {
     expect(onLongPressCallback).toHaveBeenCalledTimes(1)
   }
 
-  async function triggerCallbackWithDelay(isRef: boolean) {
+  async function triggerCallbackWithDelay(isRef: boolean, delayFunc?: (ev: PointerEvent) => number) {
     const onLongPressCallback = vi.fn()
-    onLongPress(isRef ? element : element.value, onLongPressCallback, { delay: 1000 })
+    onLongPress(isRef ? element : element.value, onLongPressCallback, { delay: delayFunc ?? 1000 })
     // first pointer down
     element.value.dispatchEvent(pointerdownEvent)
 
@@ -199,6 +199,7 @@ describe('onLongPress', () => {
       it('should remove event listeners after being stopped', () => stopEventListeners(isRef))
       it('should trigger longpress if pointer is moved', () => triggerCallbackWithThreshold(isRef))
       it('should trigger onMouseUp when pointer is released', () => triggerOnMouseUp(isRef))
+      it('should trigger longpress after options.delay ms when options.delay is a function', () => triggerCallbackWithDelay(isRef, () => 1000))
     })
   }