72 lines
1.6 KiB
JavaScript
72 lines
1.6 KiB
JavaScript
'use strict';
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const { Controller } = require('ee-core');
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const path = require('path');
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const Ps = require('ee-core/ps');
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const CoreWindow = require('ee-core/electron/window');
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const Addon = require('ee-core/addon');
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/**
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* 硬件设备 - 功能demo
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* @class
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*/
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class HardwareController extends Controller {
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constructor(ctx) {
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super(ctx);
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}
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/**
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* 获取打印机列表
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*/
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async getPrinterList () {
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//主线程获取打印机列表
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const win = CoreWindow.getMainWindow();
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const list = await win.webContents.getPrintersAsync();
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return list;
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}
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/**
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* 打印
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*/
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print (args, event) {
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const { view, deviceName } = args;
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let content = null;
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if (view.type == 'html') {
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content = path.join('file://', Ps.getHomeDir(), view.content)
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} else {
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content = view.content;
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}
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let opt = {
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title: 'printer window',
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x: 10,
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y: 10,
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width: 980,
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height: 650
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}
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const name = 'window-printer';
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const printWindow = Addon.get('window').create(name, opt);
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printWindow.loadURL(content);
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printWindow.webContents.once('did-finish-load', () => {
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// 页面完全加载完成后，开始打印
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printWindow.webContents.print({
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silent: false, // 显示打印对话框
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printBackground: true,
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deviceName,
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}, (success, failureReason) => {
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const channel = 'controller.hardware.printStatus';
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event.reply(`${channel}`, { success, failureReason });
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printWindow.close();
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});
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});
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return true;
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}
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}
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HardwareController.toString = () => '[class HardwareController]';
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module.exports = HardwareController;
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