/
main.js
115 lines (107 loc) · 3.73 KB
/
main.js
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const {app, BrowserWindow, Menu, ipcMain} = require("electron")
var mjAPI = require("mathjax-node");
mjAPI.start();
var math_format = "AsciiMath"
var win = null
function createWindow() {
// Create browser window
win = new BrowserWindow({width:400,height:300,resizable:true,title:"Equation Renderer for Bear <3"})
win.loadFile("index.html")
win.on("close", () => {
win=null
})
}
ipcMain.on("exportClicked",(event,arg) => {
let win2 = new BrowserWindow({width:0,height:0,transparent:false, frame:true});
win2.loadURL(arg);
setTimeout(() => {
win2.close()
win.show()
},500)
})
var isErroring = false
var errorTimer = null
function startErrorState() {
if (isErroring) return;
errorTimer = setInterval(function() {
mjAPI.start()
},500);
}
function stopErrorState() {
if (!isErroring || errorTimer == null) return;
clearInterval(errorTimer)
}
ipcMain.on("textChanged",function(event,data) {
try {
mjAPI.typeset({svg:true,format:math_format,linebreaks:true,width:45,timeout:1000,math:data},function(math_rendered) {
event.sender.send("textChangedReply",math_rendered);
stopErrorState();
});
}
catch (e) {
win.webContents.send("error","Error state!");
startErrorState();
}
})
app.on("ready",() => {
var template = [{
label: "Application",
submenu: [
{ label: "About Application", selector: "orderFrontStandardAboutPanel:" },
{ type: "separator" },
{ label: "Quit", accelerator: "Command+Q", click: function() { app.quit(); }}
]}, {
label: "Edit",
submenu: [
{ label: "Undo", accelerator: "CmdOrCtrl+Z", selector: "undo:" },
{ label: "Redo", accelerator: "Shift+CmdOrCtrl+Z", selector: "redo:" },
{ type: "separator" },
{ label: "Select Format",
submenu: [
{label: "AsciiMath", accelerator: "CmdOrCtrl+Shift+A", click: function() { setTypsetFormat("AsciiMath") }},
{label: "LaTeX", accelerator: "CmdOrCtrl+Shift+L", click: function() { setTypsetFormat("TeX") }},
{label: "MathML", accelerator: "CmdOrCtrl+Shift+M", click: function() { setTypsetFormat("MathML") }}
]},
{ type: "separator" },
{ label: "Cut", accelerator: "CmdOrCtrl+X", selector: "cut:" },
{ label: "Copy", accelerator: "CmdOrCtrl+C", selector: "copy:" },
{ label: "Paste", accelerator: "CmdOrCtrl+V", selector: "paste:" },
{ label: "Select All", accelerator: "CmdOrCtrl+A", selector: "selectAll:" }
]}
];
Menu.setApplicationMenu(Menu.buildFromTemplate(template));
createWindow()
})
function setTypsetFormat(format) {
math_format = format;
win.webContents.send("updateFormat");
}
// Quit when all windows are closed.
app.on('window-all-closed', () => {
// On macOS it is common for applications and their menu bar
// to stay active until the user quits explicitly with Cmd + Q
if (process.platform !== 'darwin') {
app.quit()
}
})
app.on('activate', () => {
// On macOS it's common to re-create a window in the app when the
// dock icon is clicked and there are no other windows open.
if (win === null) {
createWindow()
}
})// Quit when all windows are closed.
app.on('window-all-closed', () => {
// On macOS it is common for applications and their menu bar
// to stay active until the user quits explicitly with Cmd + Q
if (process.platform !== 'darwin') {
app.quit()
}
})
app.on('activate', () => {
// On macOS it's common to re-create a window in the app when the
// dock icon is clicked and there are no other windows open.
if (win === null) {
createWindow()
}
})