diff options
Diffstat (limited to 'osdep/macOS_swift_extensions.swift')
-rw-r--r-- | osdep/macOS_swift_extensions.swift | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/osdep/macOS_swift_extensions.swift b/osdep/macOS_swift_extensions.swift index 61e61aaffd..14d217f589 100644 --- a/osdep/macOS_swift_extensions.swift +++ b/osdep/macOS_swift_extensions.swift @@ -25,4 +25,34 @@ extension NSScreen { } } + public var displayName: String? { + get { + var name: String? = nil + var object: io_object_t + var iter = io_iterator_t() + let matching = IOServiceMatching("IODisplayConnect") + let result = IOServiceGetMatchingServices(kIOMasterPortDefault, matching, &iter) + + if result != KERN_SUCCESS || iter == 0 { return nil } + + repeat { + object = IOIteratorNext(iter) + let info = IODisplayCreateInfoDictionary(object, IOOptionBits(kIODisplayOnlyPreferredName)).takeRetainedValue() as! [String:AnyObject] + if (info[kDisplayVendorID] as? UInt32 == CGDisplayVendorNumber(displayID) && + info[kDisplayProductID] as? UInt32 == CGDisplayModelNumber(displayID) && + info[kDisplaySerialNumber] as? UInt32 ?? 0 == CGDisplaySerialNumber(displayID)) + { + if let productNames = info["DisplayProductName"] as? [String:String], + let productName = productNames.first?.value + { + name = productName + break + } + } + } while object != 0 + + IOObjectRelease(iter) + return name + } + } } |