electron/docs/tutorial/planned-breaking-changes.md
Samuel Attard 5b5c161601
feat: new makeSingleInstance API (#12782)
* Refactor app.makeSingleInstance
* new API `app.isPrimaryInstance()`
* new API `app.isSingleInstance()`
* new event `app.on('second-instance')`
* deprecated old syntax `app.makeSingleInstance(cb)`
* deprecated old syntax of `app.makeSingleInstance() --> bool` in favor
of `app.isPrimaryInstance()`
* Fix spec, we don't need process.nextTick hacks any more
* Make deprecation TODO for the return value of makeSingleInstance
* Refactor makeSingleInstance to requestSingleInstanceLock and add appropriate deprecation comments
* I swear this isn't tricking the linter
* Make const
* Add deprecation warnings for release, and add to planned-breaking-changes

BREAKING CHANGE
2018-05-08 01:29:18 +10:00

3.4 KiB

Planned Breaking API Changes (3.0)

The following list includes the APIs that will be removed in Electron 3.0.

There is no timetable for when this release will occur but deprecation warnings will be added at least one major version beforehand.

app

// Deprecated
app.getAppMemoryInfo()
// Replace with
app.getAppMetrics()

BrowserWindow

// Deprecated
let optionsA = {webPreferences: {blinkFeatures: ''}}
let windowA = new BrowserWindow(optionsA)
// Replace with
let optionsB = {webPreferences: {enableBlinkFeatures: ''}}
let windowB = new BrowserWindow(optionsB)

clipboard

// Deprecated
clipboard.readRtf()
// Replace with
clipboard.readRTF()

// Deprecated
clipboard.writeRtf()
// Replace with
clipboard.writeRTF()

// Deprecated
clipboard.readHtml()
// Replace with
clipboard.readHTML()

// Deprecated
clipboard.writeHtml()
// Replace with
clipboard.writeHTML()

crashReporter

// Deprecated
crashReporter.start({
  companyName: 'Crashly',
  submitURL: 'https://crash.server.com',
  autoSubmit: true
})
// Replace with
crashReporter.start({
  companyName: 'Crashly',
  submitURL: 'https://crash.server.com',
  uploadToServer: true
})

nativeImage

// Deprecated
nativeImage.createFromBuffer(buffer, 1.0)
// Replace with
nativeImage.createFromBuffer(buffer, {
  scaleFactor: 1.0
})

screen

// Deprecated
screen.getMenuBarHeight()
// Replace with
screen.getPrimaryDisplay().workArea

session

// Deprecated
ses.setCertificateVerifyProc(function (hostname, certificate, callback) {
  callback(true)
})
// Replace with
ses.setCertificateVerifyProc(function (request, callback) {
  callback(0)
})

Tray

// Deprecated
tray.setHighlightMode(true)
// Replace with
tray.setHighlightMode('on')

// Deprecated
tray.setHighlightMode(false)
// Replace with
tray.setHighlightMode('off')

webContents

// Deprecated
webContents.openDevTools({detach: true})
// Replace with
webContents.openDevTools({mode: 'detach'})

webFrame

// Deprecated
webFrame.registerURLSchemeAsSecure('app')
// Replace with
protocol.registerStandardSchemes(['app'], {secure: true})

// Deprecated
webFrame.registerURLSchemeAsPrivileged('app', {secure: true})
// Replace with
protocol.registerStandardSchemes(['app'], {secure: true})

Node Headers URL

This is the URL specified as disturl in a .npmrc file or as the --dist-url command line flag when building native Node modules.

Deprecated: https://atom.io/download/atom-shell

Replace with: https://atom.io/download/electron

FIXME comments

The FIXME string is used in code comments to denote things that should be fixed for the 3.0 release. See https://github.com/electron/electron/search?q=fixme

Planned Breaking API Changes (4.0)

The following list includes the APIs that will be removed in Electron 4.0.

There is no timetable for when this release will occur but deprecation warnings will be added at least one major version beforehand.

app.makeSingleInstance

// Deprecated
app.makeSingleInstance(function (argv, cwd) {

})
// Replace with
app.requestSingleInstanceLock()
app.on('second-instance', function (argv, cwd) {

})

app.releaseSingleInstance

// Deprecated
app.releaseSingleInstance()
// Replace with
app.releaseSingleInstanceLock()