默认打印机

src/electron.d.ts

@@ -1,9 +1,26 @@
 // Electron API 类型声明
+interface ElectronPrinterInfo {
+  name: string;
+  displayName?: string;
+  description?: string;
+  status?: number;
+  isDefault?: boolean;
+  options?: Record<string, string>;
+}
+
 interface ElectronAPI {
   fetchPdf: (
     pdfUrl: string
   ) => Promise<{ success: boolean; data?: string; error?: string }>;
-  printPdf: (pdfUrl: string) => Promise<{ success: boolean; error?: string }>;
+  printPdf: (
+    pdfUrl: string,
+    options?: { printerName?: string }
+  ) => Promise<{ success: boolean; error?: string }>;
+  getPrinters: () => Promise<{
+    success: boolean;
+    printers?: ElectronPrinterInfo[];
+    error?: string;
+  }>;
   startIdCardListen: () => Promise<any>;
   stopIdCardListen: () => Promise<any>;
   onIdCardData: (callback: (data: any) => void) => void;