WKWebViewConfigurationMBS.AudiovisualMediaTypeAll = -1

Type	Topic	Plugin	Version
const	WebKit2	MBS Mac64bit Plugin	20.1

One of the media type constants.

All media types require a user gesture to begin playing.

WKWebViewConfigurationMBS.AudiovisualMediaTypeAudio = 1

Type	Topic	Plugin	Version
const	WebKit2	MBS Mac64bit Plugin	20.1

One of the media type constants.

Media types containing audio require a user gesture to begin playing.

WKWebViewConfigurationMBS.AudiovisualMediaTypeNone = 0

Type	Topic	Plugin	Version
const	WebKit2	MBS Mac64bit Plugin	20.1

One of the media type constants.

No media types require a user gesture to begin playing.

WKWebViewConfigurationMBS.AudiovisualMediaTypeVideo = 2

Type	Topic	Plugin	Version
const	WebKit2	MBS Mac64bit Plugin	20.1

One of the media type constants.

Media types containing video require a user gesture to begin playing.

WKWebViewConfigurationMBS.UserInterfaceDirectionPolicyContent = 0

Type	Topic	Plugin	Version
const	WebKit2	MBS Mac64bit Plugin	20.1

One of the User Interface Direction Policy constants.

The directionality follows the CSS/HTML/XHTML specifications. This is the default value of userInterfaceDirectionPolicy.

WKWebViewConfigurationMBS.UserInterfaceDirectionPolicySystem = 1

Type	Topic	Plugin	Version
const	WebKit2	MBS Mac64bit Plugin	20.1

One of the User Interface Direction Policy constants.

The directionality follows the view's userInterfaceLayoutDirection property