feat:实现波形预览的功能

src/utils/messageHandler.ts

@@ -1,4 +1,5 @@
 import * as vscode from "vscode";
+import * as path from "path";
 import { readFileContent } from "./readFiles";
 import {
   createFile,
@@ -614,17 +615,24 @@ async function handleVCDGeneration(
         successMsg += `\n\n仿真输出:\n${result.stdout}`;
       }
 
-      panel.webview.postMessage({
-        command: "receiveMessage",
-        text: successMsg,
-      });
-
-      // 自动打开 VCD 波形查看器
+      // 发送带波形预览的消息
       if (result.vcdFilePath) {
-        vscode.commands.executeCommand("ic-coder.openVCDViewer", result.vcdFilePath);
+        const fileName = path.basename(result.vcdFilePath);
+        panel.webview.postMessage({
+          command: "vcdGenerated",
+          text: successMsg,
+          vcdFilePath: result.vcdFilePath,
+          fileName: fileName,
+        });
+
         vscode.window.showInformationMessage(
-          `VCD 文件生成成功，已自动打开波形查看器`
+          `VCD 文件生成成功: ${fileName}`
         );
+      } else {
+        panel.webview.postMessage({
+          command: "receiveMessage",
+          text: successMsg,
+        });
       }
     } else {
       let errorMsg = `❌ ${result.message}`;