From 1dd22be0a800e20cf757fc2082d0100797af4d0d Mon Sep 17 00:00:00 2001
From: thzxx <thzxx@users.noreply.gitee.com>
Date: Fri, 24 Jul 2026 20:50:59 +0800
Subject: [PATCH] =?UTF-8?q?release:=20v0.4.3=20=E2=80=94=20=E7=89=88?=
 =?UTF-8?q?=E6=9C=AC=E5=8F=B7=E6=9B=B4=E6=96=B0=E4=B8=8E=E9=A2=84=E8=A7=88?=
 =?UTF-8?q?=E5=8C=BA=E6=96=87=E6=9C=AC=E9=80=89=E6=8B=A9=E4=BF=AE=E5=A4=8D?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

- 版本号从 0.4.2 升级至 0.4.3
- 修复预览区内容无法鼠标拖拽选择/复制的问题
- 根因：html/body 上的 user-select: none 级联到预览面板
- 修复：为 .me-preview 及其子元素恢复 user-select: text
---
 DESIGN.md                      |  2 +-
 DEVSETUP.md                    |  2 +-
 README.md                      |  2 +-
 package.json                   |  2 +-
 src/renderer/styles/global.css | 16 ++++++++++++++++
 src/shared/constants.ts        |  2 +-
 6 files changed, 21 insertions(+), 5 deletions(-)

diff --git a/DESIGN.md b/DESIGN.md
index b78f268..52488f3 100644
--- a/DESIGN.md
+++ b/DESIGN.md
@@ -1,4 +1,4 @@
-# MarkLite v0.4.2 — 架构设计文档
+# MarkLite v0.4.3 — 架构设计文档
 
 ## 1. 项目概述
 
diff --git a/DEVSETUP.md b/DEVSETUP.md
index 72f7e18..2d92b9f 100644
--- a/DEVSETUP.md
+++ b/DEVSETUP.md
@@ -1,4 +1,4 @@
-# MarkLite v0.4.2 — 开发环境配置指南
+# MarkLite v0.4.3 — 开发环境配置指南
 
 以下涵盖从 Node 版本管理、镜像源配置到 electron-builder 打包的全流程。
 
diff --git a/README.md b/README.md
index 2ae5333..1aea490 100644
--- a/README.md
+++ b/README.md
@@ -14,7 +14,7 @@
   <img src="https://img.shields.io/badge/TypeScript-5.6-3178C6?style=flat-square&logo=typescript" alt="TypeScript">
   <img src="https://img.shields.io/badge/React-18-61DAFB?style=flat-square&logo=react" alt="React">
   <img src="https://img.shields.io/badge/License-MIT-green?style=flat-square" alt="License">
-  <img src="https://img.shields.io/badge/Version-v0.4.2-orange?style=flat-square" alt="Version">
+  <img src="https://img.shields.io/badge/Version-v0.4.3-orange?style=flat-square" alt="Version">
 </p>
 
 <p align="center">
diff --git a/package.json b/package.json
index 284f08f..6dce507 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "marklite",
-  "version": "0.4.2",
+  "version": "0.4.3",
   "description": "Lightweight Markdown Editor for Windows",
   "main": "./dist/main/index.js",
   "scripts": {
diff --git a/src/renderer/styles/global.css b/src/renderer/styles/global.css
index 3658881..507b956 100644
--- a/src/renderer/styles/global.css
+++ b/src/renderer/styles/global.css
@@ -128,6 +128,22 @@ body {
   height: 100%;
 }
 
+/* FIX: Allow text selection in the preview pane.
+   global.css sets user-select:none on html/body to prevent
+   selection in UI chrome (toolbar, tabs, sidebar), but this
+   also blocked mouse-drag selection in the Markdown preview.
+   Override back to the browser default for the preview area. */
+.metona-editor-wrapper .me-preview,
+.metona-editor-wrapper .me-preview * {
+  user-select: text;
+}
+
+/* Also restore selection in the editor textarea (MetonaEditor
+   explicitly sets user-select:none on it in some themes) */
+.metona-editor-wrapper textarea {
+  user-select: text;
+}
+
 /* Tab Bar */
 #tab-bar {
   height: 36px;
diff --git a/src/shared/constants.ts b/src/shared/constants.ts
index 2d59ad3..736e152 100644
--- a/src/shared/constants.ts
+++ b/src/shared/constants.ts
@@ -1,5 +1,5 @@
 // 共享常量 — 主进程和渲染进程共用
-export const APP_VERSION = 'v0.4.2'
+export const APP_VERSION = 'v0.4.3'
 export const MAX_FILE_SIZE = 20 * 1024 * 1024 // 20MB
 export const ALLOWED_EXTENSIONS = ['.md', '.markdown', '.txt'] as const
 export const SKIP_DIRS = new Set([