增加com口支持

Author: boneVidy

.gitignore

@@ -1,2 +1,2 @@
-./node_modules/
-./build/
+node_modules/
+build/

index.d.ts

@@ -9,9 +9,10 @@ export type PrintResult  = {
     /*err is  c/c++ GetLastError()'s result;*/
     err: number
 };
-export type DeviceType = 'USB' |'LPT'
+export type DeviceType = 'USB' |'LPT' | 'COM'
 export function GetUsbDeviceList (): EscposPrinter[];
 export function GetLptDeviceList(): EscposPrinter[];
+export function GetComDeviceList(): EscposPrinter[];
 export function GetDeviceList(type?:DeviceType): EscposPrinter[];
 /**
  * 

index.js

@@ -5,6 +5,9 @@ const win32Escpos = function () {
       GetUsbDeviceList () {
         return GetDeviceList('USB');
       },
+      GetComDeviceList() {
+        return GetDeviceList('COM');
+      },
       GetLptDeviceList () {
         return GetDeviceList('LPT').map((item, index) => {
           const matchs = item.path.match(/lpt\d/);

package.json

@@ -1,6 +1,6 @@
 {
   "name": "node-escpos-addon",
-  "version": "1.0.128",
+  "version": "1.0.129",
   "description": "a cpp escpos plugin for nodejs and electron",
   "main": "./index.js",
   "scripts": {
@@ -11,12 +11,12 @@
     "config": "node-gyp configure --nodedir=\"F:\\node\""
   },
   "keywords": [
-    "a",
+    "windows",
     "cpp",
     "escpos",
-    "plugin",
-    "for",
-    "nodjes"
+    "addon",
+    "electron",
+    "nodejs"
   ],
   "author": "vidy",
   "license": "ISC",

src/index.cpp

@@ -96,12 +96,22 @@ void GetDeviceList(const FunctionCallbackInfo<Value>& args)
 			GUID *guidP;
 			DWORD i = sizeof(GUID);
 			guidP = &guid;
-			// GUID_DEVINTERFACE_KEYBOARD
 			if (SetupDiClassGuidsFromName(deviceTypeBuffer, guidP, i, &i)) {
 				GetDeviceList(deviceList, GUID_DEVINTERFACE_PARCLASS);
 			}
 			free(deviceTypeBuffer);
 		}
+		else if (!strcmp(deviceTypeBuffer, "COM")) {
+			GUID guid;
+			GUID *guidP;
+			DWORD i = sizeof(GUID);
+			guidP = &guid;
+			// GUID_DEVINTERFACE_KEYBOARD
+			if (SetupDiClassGuidsFromName(deviceTypeBuffer, guidP, i, &i)) {
+				GetDeviceList(deviceList, GUID_DEVINTERFACE_COMPORT);
+			}
+			free(deviceTypeBuffer);
+		}
 		else {
 			isolate->ThrowException(Exception::Error(String::NewFromUtf8(isolate, "Wrong type, must be Usb or Ports")));
 			free(deviceTypeBuffer);

test.js

@@ -1,10 +1,11 @@
     const addon = require('./build/Debug/addon.node');
     const iconv = require('iconv-lite');
-
-    // const list  = addon.GetUsbDeviceList('USB');
-    // console.log(list);
-
-    console.log('lpt',addon.GetUsbDeviceList('LPT') )
+    console.log(addon);
+    const list  = addon.GetDeviceList('COM');
+    console.log(list);
+    const content = iconv.encode("你好啊\n halo cpp!\\n\n\n\n\nn\n\n\n\n", 'GB18030')
+    console.log(addon.PrintRaw(list[0].path,content )) ;
+    // console.log('lpt',addon.GetUsbDeviceList('LPT') )
     // // const printers = list.filter(item => item.service ==='usbprint' || item.deviceName==='USB 打印支持'|| item.service ==='WinUSB');
     // const content = iconv.encode("你好啊\n halo cpp!\\n\n\n\n\nn\n\n\n\n", 'GB18030')