From ef526fe30213beaa5b9b02a80fb9ae12f7cec0fc Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E8=A1=97=E8=A7=92=E5=B0=8F=E6=9E=97?= <1013335014@qq.com>
Date: Mon, 9 Sep 2024 18:04:37 +0800
Subject: [PATCH] =?UTF-8?q?Feat=EF=BC=9A=E6=96=B0=E5=A2=9E=E6=8B=A6?=
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---
 simple-mind-map/src/constants/defaultOptions.js |  6 +++++-
 simple-mind-map/src/plugins/NodeImgAdjust.js    | 10 ++++++++--
 2 files changed, 13 insertions(+), 3 deletions(-)

diff --git a/simple-mind-map/src/constants/defaultOptions.js b/simple-mind-map/src/constants/defaultOptions.js
index dc89d570..f6ed199b 100644
--- a/simple-mind-map/src/constants/defaultOptions.js
+++ b/simple-mind-map/src/constants/defaultOptions.js
@@ -410,5 +410,9 @@ export const defaultOpt = {
 
   // 【Painter】插件
   // 是否只格式刷节点手动设置的样式，不考虑节点通过主题的应用的样式
-  onlyPainterNodeCustomStyles: false
+  onlyPainterNodeCustomStyles: false,
+
+  // 【NodeImgAdjust】插件
+  // 拦截节点图片的删除，点击节点图片上的删除按钮删除图片前会调用该函数，如果函数返回true则取消删除
+  beforeDeleteNodeImg: null
 }
diff --git a/simple-mind-map/src/plugins/NodeImgAdjust.js b/simple-mind-map/src/plugins/NodeImgAdjust.js
index c21987d1..fd7dbb2c 100644
--- a/simple-mind-map/src/plugins/NodeImgAdjust.js
+++ b/simple-mind-map/src/plugins/NodeImgAdjust.js
@@ -192,8 +192,14 @@ class NodeImgAdjust {
       if (this.isMousedown) return
       this.hideHandleEl()
     })
-    btnRemove.addEventListener('click', e => {
-      this.mindMap.execCommand('SET_NODE_IMAGE', this.node, { url: null })
+    btnRemove.addEventListener('click', async e => {
+      let stop = false
+      if (typeof this.mindMap.opt.beforeDeleteNodeImg === 'function') {
+        stop = await this.mindMap.opt.beforeDeleteNodeImg(this.node)
+      }
+      if (!stop) {
+        this.mindMap.execCommand('SET_NODE_IMAGE', this.node, { url: null })
+      }
     })
     // 添加元素到页面
     const targetNode = this.mindMap.opt.customInnerElsAppendTo || document.body