Swift: netServiceBrowser didRemoveService MacOSX 10.13
Swift: netServiceBrowser didRemoveService MacOSX 10.13
我正在尝试 运行 NetServiceBrowser。只要新的 ZeroConf 设备出现在网络上,它就会检测到它。但是,它不会检测设备何时从网络中删除。
永远不会调用 netServiceBrowser(aNetServiceBrowser: NetServiceBrowser!, didRemoveService aNetService: NetService!, moreComing: Bool)。
我是不是漏掉了什么?
class BonjourDiscovery: NSObject, NetServiceBrowserDelegate, NetServiceDelegate
{
var browser: NetServiceBrowser
var services = [NetService]()
static let instance = BonjourDiscovery()
override init()
{
browser = NetServiceBrowser()
services = []
}
func startDiscovery()
{
browser.delegate = self
browser.searchForServices(ofType: "_smb._tcp.", inDomain: "")
}
func stopDiscovery()
{
browser.stop()
}
func netServiceBrowser(_ browser: NetServiceBrowser, didFind service: NetService, moreComing: Bool)
{
print ("Found:" + service.name)
self.services.append(service)
}
func netServiceBrowser(aNetServiceBrowser: NetServiceBrowser!, didRemoveService aNetService: NetService!, moreComing: Bool)
{
print ("Removed:" + aNetService.name)
if let index = services.index(of: aNetService)
{
services.remove(at: index)
}
}
}
为了完整性,我发布了完整的答案,更正了 didRemoveService 函数定义(感谢 Martin R):
class BonjourDiscovery: NSObject, NetServiceBrowserDelegate, NetServiceDelegate
{
var browser: NetServiceBrowser
var services = [NetService]()
static let instance = BonjourDiscovery()
override init()
{
browser = NetServiceBrowser()
services = []
}
func startDiscovery()
{
browser.delegate = self
browser.searchForServices(ofType: "_smb._tcp.", inDomain: "")
}
func stopDiscovery()
{
browser.stop()
}
func netServiceBrowser(_ browser: NetServiceBrowser, didFind service: NetService, moreComing: Bool)
{
print ("Found:" + service.name)
self.services.append(service)
}
func netServiceBrowser(_ browser: NetServiceBrowser, didRemove service: NetService, moreComing: Bool)
{
print ("Removed:" + service.name)
if let index = services.index(of: service)
{
services.remove(at: index)
}
}
}
我正在尝试 运行 NetServiceBrowser。只要新的 ZeroConf 设备出现在网络上,它就会检测到它。但是,它不会检测设备何时从网络中删除。
永远不会调用 netServiceBrowser(aNetServiceBrowser: NetServiceBrowser!, didRemoveService aNetService: NetService!, moreComing: Bool)。
我是不是漏掉了什么?
class BonjourDiscovery: NSObject, NetServiceBrowserDelegate, NetServiceDelegate
{
var browser: NetServiceBrowser
var services = [NetService]()
static let instance = BonjourDiscovery()
override init()
{
browser = NetServiceBrowser()
services = []
}
func startDiscovery()
{
browser.delegate = self
browser.searchForServices(ofType: "_smb._tcp.", inDomain: "")
}
func stopDiscovery()
{
browser.stop()
}
func netServiceBrowser(_ browser: NetServiceBrowser, didFind service: NetService, moreComing: Bool)
{
print ("Found:" + service.name)
self.services.append(service)
}
func netServiceBrowser(aNetServiceBrowser: NetServiceBrowser!, didRemoveService aNetService: NetService!, moreComing: Bool)
{
print ("Removed:" + aNetService.name)
if let index = services.index(of: aNetService)
{
services.remove(at: index)
}
}
}
为了完整性,我发布了完整的答案,更正了 didRemoveService 函数定义(感谢 Martin R):
class BonjourDiscovery: NSObject, NetServiceBrowserDelegate, NetServiceDelegate
{
var browser: NetServiceBrowser
var services = [NetService]()
static let instance = BonjourDiscovery()
override init()
{
browser = NetServiceBrowser()
services = []
}
func startDiscovery()
{
browser.delegate = self
browser.searchForServices(ofType: "_smb._tcp.", inDomain: "")
}
func stopDiscovery()
{
browser.stop()
}
func netServiceBrowser(_ browser: NetServiceBrowser, didFind service: NetService, moreComing: Bool)
{
print ("Found:" + service.name)
self.services.append(service)
}
func netServiceBrowser(_ browser: NetServiceBrowser, didRemove service: NetService, moreComing: Bool)
{
print ("Removed:" + service.name)
if let index = services.index(of: service)
{
services.remove(at: index)
}
}
}