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衣莎项目/源码/gc_nwjs/src/utils/printing.js
Normal file
101
衣莎项目/源码/gc_nwjs/src/utils/printing.js
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var ws;
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var wsUrl = 'ws://localhost:2012';//打印后台地址与
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var isWx = true;
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function connection() {
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if ('WebSocket' in window) {
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ws = new WebSocket(wsUrl);
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}
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else if ('MozWebSocket' in window) {
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ws = new MozWebSocket(wsUrl);
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} else {
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alert('当前浏览器不支持');
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}
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//注册各类回调
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ws.onopen = function () {
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// alert('连接打印后台成功');
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isWx = true
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}
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ws.onclose = function () {
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// alert('与打印后台断开连接');
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isWx = false
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}
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ws.onerror = function () {
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alert('数据传输发生错误');
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isWx = false
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}
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ws.onmessage = function (receiveMsg) {
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if (receiveMsg.data.split("|")[0] == "A_GetPrinterStatus") {
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var ret = receiveMsg.data.split("|")[1];
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if (ret == 0) {
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document.getElementById("status").value = "无返回值";
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return;
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}
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else if (ret == 1) {
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document.getElementById("status").value = "打印机命令解析器忙碌中!";
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return;
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}
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else if (ret == 2) {
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document.getElementById("status").value = "2 纸张用完或安装错误!"; //纸张用完或安装错误!
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return;
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}
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else if (ret == 4) {
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document.getElementById("status").value = "4 碳带用完或安装错误!"; //碳带用完或安装错误!";
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return;
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}
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else if (ret == 8) {
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document.getElementById("status").value = "8 打印批次文档中!"; //打印批次文档中!";
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return;
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}
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else if (ret == 16) {
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document.getElementById("status").value = "16 正在打印文件!"; //正在打印文件!
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return;
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}
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else if (ret == 32) {
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document.getElementById("status").value = "32 打印机暂停!"; //打印机暂停!
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return;
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}
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else if (ret == 64) {
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document.getElementById("status").value = "64 正在送出标签纸!"; //正在送出标签纸!
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return;
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}
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else if (ret == 9) {
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document.getElementById("status").value = "9 打印机待机中!"; //打印机待机中!
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return;
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}
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}
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}
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}
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function sendMessage(data) {
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//尝试向打印后台发送消息
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if (!isWx) return;
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ws.send('A_EnumUSB');
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ws.send('A_CreateUSBPort|1');
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ws.send('A_Prn_Text_TrueType|5|0|35|宋体|1|600|0|0|0|AA|' + data.code_num + '|1');
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ws.send('A_Prn_Text_TrueType|5|20|34|宋体|1|900|0|800|0|BB|' + data.shopName + '|1');
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ws.send('A_Prn_Text_TrueType|5|40|28|宋体|1|600|0|0|0|DD|' + data.username + '|1');
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ws.send('A_Prn_Text_TrueType|5|60|24|宋体|1|600|0|0|0|HH|' + data.appendix + '|1');
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ws.send('A_Prn_Text_TrueType|5|80|28|宋体|1|600|0|0|0|CC|' + data.color + ' ' + '共' + data.total_count + '件|1');
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ws.send('A_Prn_Text_TrueType|5|100|28|宋体|1|600|0|0|0|EE|' + data.name + '|1');
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ws.send('A_Prn_Text_TrueType|5|120|24|宋体|1|600|0|0|0|FF|' + data.shop_order_no + '|1');
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ws.send('A_Prn_Barcode|110|134|2|o|2|3|60|B|1|' + data.code_num + '');
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ws.send('A_Prn_Text_TrueType|170|30|32|宋体|4|600|0|0|0|GG|' + data.telnum + '|1');
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ws.send('A_Print_Out|1|1|1|1');
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ws.send('A_ClosePrn');
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}
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// function getStatus() {
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// ws.send('A_EnumUSB');
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// ws.send('A_CreateUSBPort|1');
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// ws.send('A_GetPrinterStatus');
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// ws.send('A_ClosePrn');
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// }
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export default {
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sendMessage: sendMessage,
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connection: connection
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}
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