In OS X Yosemite, Apple introduced a new class NSVisualEffectView
. Currently, this class is undocumented, but we can use it in Interface Builder.
How can I use NSVisualEffectView
in the window's title bar?
Here's example: in Safari, when you scroll, the content appears under the toolbar and titlebar with a vibrance and blur effect.
Best Answer
@sgonzalez's answer forced me to explore
NSWindow.h
file where i foundtitlebarAppearsTransparent
property.So we get:
Also you can setup NSVisualEffectView in IB it will be expanded on titlebar.