Samuel Attard efa1818cb4

feat: add new nativeTheme API (#19656 )

* feat: add new nativeTheme API

* chore: deprecate and clean up old systemPreferences theme APIs in favor of new nativeTheme module

* chore: clean up and deprecate things per feedback

* chore: add tests for deprecate and clean up invert impl

* build: when is a boolean not a boolean???

2019-08-14 13:42:55 -07:00

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nativeTheme

Read and respond to changes in Chromium's native color theme.

Process: Main, Renderer

Events

The nativeTheme module emits the following events:

Event: 'updated'

Emitted when something in the underlying NativeTheme has changed. This normally means that either the value of shouldUseDarkColors, shouldUseHighContrastColors or shouldUseInvertedColorScheme has changed. You will have to check them to determine which one has changed.

Properties

The nativeTheme module has the following properties:

`nativeTheme.shouldUseDarkColors` Readonly

A Boolean for if the OS / Chromium currently has a dark mode enabled or is being instructed to show a dark-style UI.

`nativeTheme.shouldUseHighContrastColors` macOS Windows Readonly

A Boolean for if the OS / Chromium currently has high-contrast mode enabled or is being instructed to show a high-constrast UI.

`nativeTheme.shouldUseInvertedColorScheme` macOS Windows Readonly

A Boolean for if the OS / Chromium currently has an inverted color scheme or is being instructed to use an inverted color scheme.

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