webPreferences
WebPreferences (optional) - Settings of web page's features.paintWhenInitiallyHidden
boolean (optional) - Whether the renderer should be active whenshow
isfalse
and it has just been created. In order fordocument.visibilityState
to work correctly on first load withshow: false
you should set this tofalse
. Setting this tofalse
will cause theready-to-show
event to not fire. Default istrue
.titleBarOverlay
Object | Boolean (optional) - When using a frameless window in conjunction withwin.setWindowButtonVisibility(true)
on macOS or using atitleBarStyle
so that the standard window controls ("traffic lights" on macOS) are visible, this property enables the Window Controls Overlay JavaScript APIs and CSS Environment Variables. Specifyingtrue
will result in an overlay with default system colors. Default isfalse
.color
String (optional) Windows - The CSS color of the Window Controls Overlay when enabled. Default is the system color.symbolColor
String (optional) Windows - The CSS color of the symbols on the Window Controls Overlay when enabled. Default is the system color.height
Integer (optional) macOS Windows - The height of the title bar and Window Controls Overlay in pixels. Default is system height.