🎨 https://github.com/siyuan-note/siyuan/pull/15110

app/src/assets/scss/component/_typography.scss

@@ -529,34 +529,6 @@
   .protyle-icons {
     display: none;
   }
-
-  &[data-copy-to="mp-wechat"] {
-    input[type="checkbox"] {
-      display: none;
-    }
-
-    li {
-      &.protyle-task:not(.protyle-task--done) {
-        list-style-type: "▢";
-      }
-
-      &.protyle-task--done {
-        list-style-type: "☑︎";
-      }
-    }
-
-    pre {
-      margin: 16px 0;
-    }
-  }
-}
-
-// 暗黑模式
-section.b3-typography {
-  &[data-copy-to="mp-wechat"] {
-    background-color: var(--b3-theme-background);
-    padding: 10px;
-  }
 }
 
 .protyle {

app/src/config/appearance.ts

@@ -11,9 +11,6 @@ import {loadAssets} from "../util/assets";
 import {resetFloatDockSize} from "../layout/dock/util";
 import {confirmDialog} from "../dialog/confirmDialog";
 import {useShell} from "../util/pathName";
-/// #if !MOBILE
-import {getAllEditor} from "../layout/getAll";
-/// #endif
 
 export const appearance = {
     element: undefined as Element,
@@ -267,24 +264,6 @@ export const appearance = {
             return;
         }
 
-        // #if !MOBILE
-        // 外观模式或主题改变之后，重新加载所有将 CSS 变量替换为实际值的导出预览
-        if (data.mode !== window.siyuan.config.appearance.mode ||
-            (data.mode === window.siyuan.config.appearance.mode && (
-                    (data.mode === 0 && window.siyuan.config.appearance.themeLight !== data.themeLight) ||
-                    (data.mode === 1 && window.siyuan.config.appearance.themeDark !== data.themeDark))
-            )
-        ) {
-            getAllEditor().forEach(editor => {
-                if (editor.protyle.preview && !editor.protyle.preview.element.classList.contains("fn__none") &&
-                    editor.protyle.preview.previewElement.dataset.fillCssVar === "true"
-                ) {
-                    editor.protyle.preview.render(editor.protyle);
-                }
-            });
-        }
-        /// #endif
-
         window.siyuan.config.appearance = data;
         if (appearance.element) {
             const modeElement = appearance.element.querySelector("#mode") as HTMLSelectElement;

app/src/protyle/preview/index.ts

@@ -188,11 +188,6 @@ export class Preview {
             }, response => {
                 const oldScrollTop = protyle.preview.previewElement.scrollTop;
                 protyle.preview.previewElement.innerHTML = response.data.html;
-                if (response.data.fillCSSVar) {
-                    protyle.preview.previewElement.dataset.fillCssVar = "true";
-                } else {
-                    protyle.preview.previewElement.dataset.fillCssVar = "";
-                }
                 processRender(protyle.preview.previewElement);
                 highlightRender(protyle.preview.previewElement);
                 avRender(protyle.preview.previewElement, protyle);
@@ -223,7 +218,6 @@ export class Preview {
     private async copyToX(copyElement: HTMLElement, protyle: IProtyle, type?: string) {
         // fix math render
         if (type === "mp-wechat") {
-            copyElement.dataset.copyTo = "mp-wechat";
             this.link2online(copyElement);
             copyElement.querySelectorAll(".katex-html .base").forEach((item: HTMLElement) => {
                 item.style.display = "initial";
@@ -240,41 +234,18 @@ export class Preview {
                     }
                 });
             });
-            if (copyElement.dataset.fillCssVar === "true") {
+            // 处理任务列表（微信公众号不能显示input[type="checkbox"]）
-                // 需要内联样式
+            copyElement.querySelectorAll("li.protyle-task").forEach((taskItem: HTMLElement) => {
-                // 微信公众号不能显示 input[type="checkbox"]
+                const checkbox = taskItem.querySelector('input[type="checkbox"]') as HTMLInputElement;
-                copyElement.querySelectorAll("li.protyle-task").forEach((taskItem: HTMLElement) => {
+                if (checkbox) {
-                    const checkbox = taskItem.querySelector('input[type="checkbox"]') as HTMLInputElement;
+                    checkbox.style.opacity = "0";
-                    if (checkbox) {
+                    if (checkbox.checked) {
-                        checkbox.style.display = "none";
+                        taskItem.style.setProperty("list-style-type", "'✅'", "important");
-                        if (checkbox.checked) {
+                    } else {
-                            taskItem.style.setProperty("list-style-type", "'☑︎'");
+                        taskItem.style.setProperty("list-style-type", "'▢'", "important");
-                        } else {
-                            taskItem.style.setProperty("list-style-type", "'▢'");
-                        }
                     }
-                });
-                // 代码块没有外间距
-                copyElement.querySelectorAll("pre").forEach((item: HTMLElement) => {
-                    item.style.margin = "16px 0";
-                });
-            } else {
-                if (window.siyuan.config.appearance.mode === 0) {
-                    // 明亮模式防止背景色被粘贴到公众号中
-                    copyElement.style.backgroundColor = "#fff";
-                } else {
-                    // 暗黑模式插入一层 section 设置背景色
-                    const sectionElement = document.createElement("section");
-                    sectionElement.innerHTML = copyElement.innerHTML;
-                    copyElement.innerHTML = "";
-                    copyElement.removeAttribute("style");
-                    copyElement.appendChild(sectionElement);
-                    // b3-typography 类名移动，否则选择器不匹配
-                    sectionElement.classList.add("b3-typography");
-                    copyElement.classList.remove("b3-typography");
-                    sectionElement.dataset.copyTo = copyElement.dataset.copyTo;
                 }
-            }
+            });
             if (typeof window.MathJax === "undefined") {
                 window.MathJax = {
                     svg: {
@@ -317,9 +288,15 @@ export class Preview {
             return;
         }
 
+        // 防止背景色被粘贴到公众号中
+        copyElement.style.backgroundColor = "#fff";
+        // 代码背景
+        copyElement.querySelectorAll("code").forEach((item) => {
+            item.style.backgroundImage = "none";
+        });
         this.element.append(copyElement);
-        // 最后一个块是公式块时无法复制下来；section 元素后面还需要一个其他元素才能被复制
+        // 最后一个块是公式块时无法复制下来
-        copyElement.insertAdjacentHTML("beforeend", "<p style='background-color: transparent;'>&zwj;</p>");
+        copyElement.insertAdjacentHTML("beforeend", "<p>&zwj;</p>");
         let cloneRange;
         if (getSelection().rangeCount > 0) {
             cloneRange = getSelection().getRangeAt(0).cloneRange();