更新双面打印

2025-12-11 17:17:07 +08:00
parent 028c5f2a70
commit d4ac6a431a
1 changed files with 1 additions and 1 deletions
--- a/electron/main.js
+++ b/electron/main.js
@@ -303,7 +303,7 @@ ipcMain.handle("print-pdf", async (event, pdfDataOrUrl, printOptions = {}) => {
    const duplexMode = printOptions?.duplex;
    // pdf-to-printer 使用 side 选项，而不是 duplex
    // side 可选值: "simplex" | "duplex" | "duplexshort" | "duplexlong"
-    const sideOption = duplexMode ? "duplex" : "simplex";
+    const sideOption = duplexMode ? "duplexlong" : "simplex";
    log.info(
      `准备打印PDF: ${pdfFilePath}, 打印机: ${targetPrinterName || "默认打印机"
      }, 双面打印: ${duplexMode ? "是" : "否"}`