Saving to a file

var win = ...;  // BrowserWindow in which to show the dialog
const dialog = require('electron').dialog;
console.log(dialog.showOpenDialog({ properties: [ 'openFile', 'openDirectory', 'multiSelections' ]}));

dialog.showOpenDialog([browserWindow, ]options[, callback])
dialog.showSaveDialog([browserWindow, ]options[, callback])

For both of these methods, the info about their parameters is the same.

options is an object containing:

The filters specifies an array of file types that can be displayed,

for example:

  filters: [
    { name: 'Images', extensions: ['jpg', 'png', 'gif'] },
    { name: 'Movies', extensions: ['mkv', 'avi', 'mp4'] },
    { name: 'Custom File Type', extensions: ['as'] },
    { name: 'All Files', extensions: ['*'] }