91 lines
2.7 KiB
JavaScript
91 lines
2.7 KiB
JavaScript
"use strict";
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const electron = require("electron");
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const path = require("path");
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function printUtils(data) {
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return new Promise(async (resolvePrint, rejectPrint) => {
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let subMainWindow = new electron.BrowserWindow({
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show: false,
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webPreferences: {
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nodeIntegration: true,
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// For electron >= 4.0.0
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contextIsolation: false,
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webSecurity: false,
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enableRemoteModule: true
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}
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});
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function renderPrintDocument(window, data2) {
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return new Promise(async (resolve, reject) => {
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electron.ipcMain.on("load-ok", (event, res) => {
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setTimeout(() => {
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resolve({ message: "page-rendered", ...res });
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}, 500);
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});
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});
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}
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subMainWindow.on("closed", () => {
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subMainWindow = null;
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});
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subMainWindow.loadFile(path.resolve(__dirname, "./public/print.html"));
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subMainWindow.webContents.on("did-finish-load", async (res) => {
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return renderPrintDocument().then(async (result) => {
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let height = Math.ceil((result.height + 60) * 264.5833);
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console.info("height", result, height);
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subMainWindow.webContents.print({
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silent: true,
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margins: {
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marginType: "none"
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},
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printBackground: false,
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deviceName: options.printerName,
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copies: 1
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}, (success) => {
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if (success) {
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resolvePrint({ type: "success" });
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}
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subMainWindow.close();
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});
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}).catch((err) => console.warn(33, err));
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});
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});
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}
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electron.app.whenReady().then(() => {
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const win = new electron.BrowserWindow({
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title: "Main window",
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width: 1200,
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height: 800,
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fullscreenable: true,
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fullscreen: false,
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simpleFullscreen: true,
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frame: true,
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webPreferences: {
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// 集成网页和 Node.js，也就是在渲染进程中，可以调用 Node.js 方法
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nodeIntegration: true,
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contextIsolation: false
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}
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});
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if (process.env.VITE_DEV_SERVER_URL) {
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win.loadURL(process.env.VITE_DEV_SERVER_URL);
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} else {
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win.loadFile("dist/index.html");
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}
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win.webContents.openDevTools();
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electron.app.on("activate", () => {
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if (electron.BrowserWindow.getAllWindows().length === 0) {
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createWindow();
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}
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});
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electron.ipcMain.on("quitHandler", (_, msg) => {
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electron.app.quit();
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});
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electron.ipcMain.on("printerInfoSync", async (event, params) => {
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console.log("接收到打印消息", params);
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const res = await printUtils();
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event.returnValue = res;
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console.log("已打印", res);
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});
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});
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electron.app.on("window-all-closed", () => {
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if (process.platform !== "darwin")
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electron.app.quit();
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});
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