Feature/paste opt (#804)

* chore(release): 0.8.42 * fix: 长文本情况下，全选粘贴替换内容时会有性能问题 * fix: 修改全选判定方式 * fix: 修改selectAll参数获取 --------- Co-authored-by: sunsonliu(刘阳) <[email protected]>
Tencent · Jun 24, 2024 · 3ca0bf8 · 3ca0bf8
1 parent 08a6a5f
commit 3ca0bf8
Show file tree

Hide file tree

Showing 2 changed files with 7 additions and 0 deletions.
diff --git a/src/Editor.js b/src/Editor.js
@@ -104,6 +104,7 @@ export default class Editor {
      * @type {{ timer?: number; destinationTop?: number }}
      */
     this.animation = {};
+    this.selectAll = false;
     const { codemirror, ...restOptions } = options;
     if (codemirror) {
       Object.assign(this.options.codemirror, codemirror);
@@ -535,6 +536,9 @@ export default class Editor {
     editor.on('cursorActivity', () => {
       this.onCursorActivity();
     });
+    editor.on('beforeChange', (codemirror) => {
+      this.selectAll = this.editor.getValue() === codemirror.getSelection();
+    });
 
     addEvent(
       this.getEditorDom(),

diff --git a/src/Previewer.js b/src/Previewer.js
@@ -704,6 +704,9 @@ export default class Previewer {
       // 预览区未隐藏时，直接更新
       const tmpDiv = document.createElement('div');
       const domContainer = this.getDomContainer();
+      if (this.editor.selectAll) {
+        domContainer.innerHTML = '';
+      }
       tmpDiv.innerHTML = newHtml;
       const newHtmlList = this.$getSignData(tmpDiv);
       const oldHtmlList = this.$getSignData(domContainer);