From 6f8713a3172d6d9ba66efd30078fed6d8c70849e Mon Sep 17 00:00:00 2001
From: InpaintRegionEditor Dev <dev@inpaint-region-editor.local>
Date: Tue, 3 Mar 2026 18:29:25 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E4=BF=AE=E5=A4=8D=E9=80=89=E5=8C=BA?=
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- 在 onNodeCreated 和 configure 中创建 region_coords hidden widget
- 确保节点从工作流加载时 widget 也存在
- 修复蒙版边界检测：alpha < 255 都计入边界
---
 web/extension.js | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/web/extension.js b/web/extension.js
index bf262b0..de0f638 100644
--- a/web/extension.js
+++ b/web/extension.js
@@ -1250,6 +1250,16 @@ app.registerExtension({
             
             const node = this;
             
+            // 确保 region_coords hidden widget 存在
+            let coordsWidget = node.widgets?.find(w => w.name === "region_coords");
+            if (!coordsWidget) {
+                // ComfyUI hidden widget 需要手动创建
+                coordsWidget = node.addWidget("STRING", "region_coords", "{}", () => {}, {
+                    serialize: true,
+                    hidden: true
+                });
+            }
+            
             // 监听图像变化
             const imgW = node.widgets?.find(w => w.name === "image");
             if (imgW) {
@@ -1276,6 +1286,21 @@ app.registerExtension({
             }
         };
         
+        // 从工作流加载时确保 widget 存在
+        const origConfigure = nodeType.prototype.configure;
+        nodeType.prototype.configure = function(info) {
+            if (origConfigure) origConfigure.apply(this, arguments);
+            
+            const node = this;
+            // 确保 region_coords widget 存在
+            let coordsWidget = node.widgets?.find(w => w.name === "region_coords");
+            if (!coordsWidget) {
+                coordsWidget = node.addWidget("STRING", "region_coords", "{}", () => {}, {
+                    serialize: true
+                });
+            }
+        };
+        
         // 鼠标事件
         const origMouseDown = nodeType.prototype.onMouseDown;
         nodeType.prototype.onMouseDown = function(e, pos, canvas) {