优化bug

app/src/main/services/open-design-app.ts

@@ -23,7 +23,9 @@ export async function openDesignApp(
   const target = path.resolve(exePath.trim())
   const err = await shell.openPath(target)
   if (err) {
-    return { ok: false, message: err }
+    // 用户在 UAC/系统弹窗中点击"否"或被系统拒绝时，shell.openPath 返回通用错误字符串
+    // 不把原始 "Failed to Open Path" 直接抛给用户，给出可读说明
+    return { ok: false, message: '打开设计软件失败，可能已被取消或需要管理员权限' }
   }
   return { ok: true }
 }

app/src/main/services/work-dll.service.ts

@@ -24,6 +24,8 @@ let SAPI_Init: any = null
 // eslint-disable-next-line @typescript-eslint/no-explicit-any
 let SAPI_GetPrinterInfo: any = null
 // eslint-disable-next-line @typescript-eslint/no-explicit-any
+let SAPI_FreePrinterInfo: any = null
+// eslint-disable-next-line @typescript-eslint/no-explicit-any
 let SAPI_GetPrinterErrorStr: any = null
 // eslint-disable-next-line @typescript-eslint/no-explicit-any
 let SAPI_RestJobEx: any = null
@@ -77,6 +79,20 @@ function traceCall<T>(name: string, args: Record<string, unknown> | undefined, f
   }
 }
 
+function freePrinterInfoPtr(ptr: number): void {
+  if (!ptr) return
+  // DLL 堆分配的缓冲区必须用 DLL 导出的释放函数；koffi.free 会触发 STATUS_HEAP_CORRUPTION
+  if (SAPI_FreePrinterInfo) {
+    try {
+      SAPI_FreePrinterInfo(ptr)
+    } catch (e) {
+      log.warn('SAPI_FreePrinterInfo failed', e)
+    }
+    return
+  }
+  log.warn('SAPI_FreePrinterInfo unavailable; printer info buffer not freed')
+}
+
 function readPrinterJsonFromOutPtr(len: number, outPtr: Buffer): { code: number; json?: Record<string, unknown> } {
   if (len <= 0) return { code: len }
   const ptr = koffi.decode(outPtr, 0, 'void *') as number
@@ -90,7 +106,7 @@ function readPrinterJsonFromOutPtr(len: number, outPtr: Buffer): { code: number;
       return { code: len }
     }
   } finally {
-    koffi.free(ptr)
+    freePrinterInfoPtr(ptr)
   }
 }
 
@@ -110,6 +126,13 @@ function loadLibrary(): void {
   SAPI_GetUsbCopyState = lib.func('int __stdcall SAPI_GetUsbCopyState(_Out_ int *, _Out_ int *)')
   SAPI_PrinterResetprinter = lib.func('int __stdcall SAPI_PrinterResetprinter()')
 
+  try {
+    SAPI_FreePrinterInfo = lib.func('void __stdcall SAPI_FreePrinterInfo(void *)')
+  } catch {
+    SAPI_FreePrinterInfo = null
+    log.warn('SAPI_FreePrinterInfo not in workDll')
+  }
+
   try {
     SAPI_UploadFile = lib.func('int __stdcall SAPI_UploadFile(str, str, str)')
     hasUploadApi = true
@@ -151,6 +174,15 @@ function loadLibrary(): void {
     emitTrace('[dll] SAPI_PrinterMovetousbreader not in workDll (optional)')
   }
 
+  try {
+    SAPI_PrinterMovetohopper = lib.func('int __stdcall SAPI_PrinterMovetohopper()')
+    hasHopperApi = true
+  } catch {
+    SAPI_PrinterMovetohopper = null
+    hasHopperApi = false
+    emitTrace('[dll] SAPI_PrinterMovetohopper not in workDll (optional)')
+  }
+
   try {
     SAPI_GetPrinterCardPosition = lib.func('int __stdcall SAPI_GetPrinterCardPosition(_Out_ int *)')
     hasCardPositionApi = true
@@ -354,6 +386,14 @@ export function dllPrinterMoveToUsbReader(): number {
   })
 }
 
+export function dllPrinterMoveToHopper(): number {
+  return traceCall('SAPI_PrinterMovetohopper', undefined, () => {
+    loadLibrary()
+    if (!SAPI_PrinterMovetohopper) throw new Error('HOPPER_API_UNAVAILABLE')
+    return SAPI_PrinterMovetohopper() as number
+  })
+}
+
 export function dllPrinterReject(): number {
   return traceCall('SAPI_PrinterMovetoreject', undefined, () => {
     loadLibrary()