47 lines
1.4 KiB
JavaScript
47 lines
1.4 KiB
JavaScript
const ipcRenderer = require('electron').ipcRenderer
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const nativeImage = require('electron').nativeImage
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var nextId = 0
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var includes = [].includes
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var getNextId = function () {
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return ++nextId
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}
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// |options.type| can not be empty and has to include 'window' or 'screen'.
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var isValid = function (options) {
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return ((options != null ? options.types : void 0) != null) && Array.isArray(options.types)
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}
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exports.getSources = function (options, callback) {
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var captureScreen, captureWindow, id
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if (!isValid(options)) {
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return callback(new Error('Invalid options'))
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}
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captureWindow = includes.call(options.types, 'window')
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captureScreen = includes.call(options.types, 'screen')
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if (options.thumbnailSize == null) {
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options.thumbnailSize = {
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width: 150,
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height: 150
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}
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}
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id = getNextId()
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ipcRenderer.send('ELECTRON_BROWSER_DESKTOP_CAPTURER_GET_SOURCES', captureWindow, captureScreen, options.thumbnailSize, id)
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return ipcRenderer.once('ELECTRON_RENDERER_DESKTOP_CAPTURER_RESULT_' + id, function (event, sources) {
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var source
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return callback(null, (function () {
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var i, len, results
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results = []
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for (i = 0, len = sources.length; i < len; i++) {
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source = sources[i]
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results.push({
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id: source.id,
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name: source.name,
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thumbnail: nativeImage.createFromDataURL(source.thumbnail)
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})
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}
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return results
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})())
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})
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}
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