Initial version

- shows status of services in status bar
- allows start/stop toggle

BrewServicesMenubar/AppDelegate.swift

@@ -8,20 +8,116 @@
 
 import Cocoa
 
+struct Service {
+    var name = ""
+    var state = "unknown" // "started", "stopped", "unknown"
+}
+
+func matchesForRegexInText(regex: String!, text: String!) -> [String] {
+    do {
+        let regex = try NSRegularExpression(pattern: regex, options: [])
+        let nsString = text as NSString
+        let results = regex.matchesInString(text,
+                                            options: [], range: NSMakeRange(0, nsString.length))
+        return results.map { nsString.substringWithRange($0.range)}
+    } catch let error as NSError {
+        print("invalid regex: \(error.localizedDescription)")
+        return []
+    }
+}
+
+
 @NSApplicationMain
 class AppDelegate: NSObject, NSApplicationDelegate {
 
     @IBOutlet weak var window: NSWindow!
-
+    @IBOutlet weak var statusMenu: NSMenu!
+
+    // Returns a status item from the system menu bar of variable length
+    let statusItem = NSStatusBar.systemStatusBar().statusItemWithLength(-1)
+    var services = [Service]()
 
     func applicationDidFinishLaunching(aNotification: NSNotification) {
-        // Insert code here to initialize your application
+        let icon = NSImage(named: "statusIcon")
+
+        statusItem.image = icon
+        statusItem.menu = statusMenu
+
+        services = serviceStates()
+        updateMenu()
     }
 
     func applicationWillTerminate(aNotification: NSNotification) {
         // Insert code here to tear down your application
     }
+
+    func updateMenu() {
+        for service in services {
+            let item = NSMenuItem.init(title: service.name, action:#selector(AppDelegate.handleClick(_:)), keyEquivalent: "")
+            if service.state == "started" {
+                item.state = NSOnState
+            }
+            statusMenu.addItem(item)
+        }
+    }
+
+    func serviceStates() -> [Service] {
+        let task = NSTask()
+        let outpipe = NSPipe()
+        task.standardOutput = outpipe
+
+        task.launchPath = "/usr/local/bin/brew"
+        task.arguments = ["services", "list"]
+        task.launch()
+
+        let outdata = outpipe.fileHandleForReading.readDataToEndOfFile()
+        if var string = String.fromCString(UnsafePointer(outdata.bytes)) {
+            string = string.stringByTrimmingCharactersInSet(NSCharacterSet.newlineCharacterSet())
+            return parseServiceList(string)
+        }
+
+        return []
+    }
+
+    func controlService(name:String, state:String) {
+        let task = NSTask()
+        let outpipe = NSPipe()
+        task.standardOutput = outpipe
+
+        task.launchPath = "/usr/local/bin/brew"
+        task.arguments = ["services", state, name]
+        task.launch()
+    }
+
+    func parseServiceList(raw: String) -> [Service] {
+        let r = "([^ ]+)([^ ]+)"
+        var services = [Service]()
+        let rawServices = raw.componentsSeparatedByString("\n")
+        for s in rawServices {
+            let parts = matchesForRegexInText(r, text: s)
+            let service = Service(name: parts[0], state: parts[1])
+            services.append(service)
+        }
+        return services
+    }
+
+    func handleClick(sender: NSMenuItem) {
+        if (sender.state == NSOnState) {
+            sender.state = NSOffState
+            controlService(sender.title, state: "stop")
+        } else {
+            sender.state = NSOnState
+            controlService(sender.title, state: "start")
+        }
+    }
 
 
+    @IBAction func itemClicked(sender: NSMenuItem) {
+        if (sender.state == NSOnState) {
+            sender.state = NSOffState
+        } else {
+            sender.state = NSOnState
+        }
+    }
 }
 

BrewServicesMenubar/Assets.xcassets/Contents.json

@@ -0,0 +1,6 @@
+{
+  "info" : {
+    "version" : 1,
+    "author" : "xcode"
+  }
+}

BrewServicesMenubar/Assets.xcassets/statusIcon.imageset/Contents.json

@@ -0,0 +1,23 @@
+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "filename" : "icon.png",
+      "scale" : "1x"
+    },
+    {
+      "idiom" : "universal",
+      "filename" : "[email protected]",
+      "scale" : "2x"
+    },
+    {
+      "idiom" : "universal",
+      "filename" : "[email protected]",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "version" : 1,
+    "author" : "xcode"
+  }
+}

BrewServicesMenubar/Base.lproj/MainMenu.xib

@@ -1,7 +1,8 @@
 <?xml version="1.0" encoding="UTF-8" standalone="no"?>
-<document type="com.apple.InterfaceBuilder3.Cocoa.XIB" version="3.0" toolsVersion="6233" systemVersion="14A329f" targetRuntime="MacOSX.Cocoa" propertyAccessControl="none" useAutolayout="YES" customObjectInstantitationMethod="direct">
+<document type="com.apple.InterfaceBuilder3.Cocoa.XIB" version="3.0" toolsVersion="10116" systemVersion="15E65" targetRuntime="MacOSX.Cocoa" propertyAccessControl="none" useAutolayout="YES" customObjectInstantitationMethod="direct">
     <dependencies>
-        <plugIn identifier="com.apple.InterfaceBuilder.CocoaPlugin" version="6233"/>
+        <deployment identifier="macosx"/>
+        <plugIn identifier="com.apple.InterfaceBuilder.CocoaPlugin" version="10116"/>
     </dependencies>
     <objects>
         <customObject id="-2" userLabel="File's Owner" customClass="NSApplication">
@@ -11,9 +12,9 @@
         </customObject>
         <customObject id="-1" userLabel="First Responder" customClass="FirstResponder"/>
         <customObject id="-3" userLabel="Application" customClass="NSObject"/>
-        <customObject id="Voe-Tx-rLC" customClass="AppDelegate" customModuleProvider="target">
+        <customObject id="Voe-Tx-rLC" customClass="AppDelegate" customModule="BrewServicesMenubar" customModuleProvider="target">
             <connections>
-                <outlet property="window" destination="QvC-M9-y7g" id="gIp-Ho-8D9"/>
+                <outlet property="statusMenu" destination="nT1-qv-Jg9" id="wdj-Rl-AUX"/>
             </connections>
         </customObject>
         <customObject id="YLy-65-1bz" customClass="NSFontManager"/>
@@ -666,15 +667,13 @@
                 </menuItem>
             </items>
         </menu>
-        <window title="BrewServicesMenubar" allowsToolTipsWhenApplicationIsInactive="NO" autorecalculatesKeyViewLoop="NO" releasedWhenClosed="NO" animationBehavior="default" id="QvC-M9-y7g">
-            <windowStyleMask key="styleMask" titled="YES" closable="YES" miniaturizable="YES" resizable="YES"/>
-            <windowPositionMask key="initialPositionMask" leftStrut="YES" rightStrut="YES" topStrut="YES" bottomStrut="YES"/>
-            <rect key="contentRect" x="335" y="390" width="480" height="360"/>
-            <rect key="screenRect" x="0.0" y="0.0" width="1920" height="1177"/>
-            <view key="contentView" wantsLayer="YES" id="EiT-Mj-1SZ">
-                <rect key="frame" x="0.0" y="0.0" width="480" height="360"/>
-                <autoresizingMask key="autoresizingMask"/>
-            </view>
-        </window>
+        <menu id="nT1-qv-Jg9">
+            <items>
+                <menuItem title="No services found" id="0Yg-7w-ef3">
+                    <modifierMask key="keyEquivalentModifierMask"/>
+                </menuItem>
+            </items>
+            <point key="canvasLocation" x="141.5" y="296.5"/>
+        </menu>
     </objects>
 </document>

BrewServicesMenubar/Info.plist

@@ -30,5 +30,7 @@
 	<string>MainMenu</string>
 	<key>NSPrincipalClass</key>
 	<string>NSApplication</string>
+	<key>LSUIElement</key>
+	<true/>
 </dict>
 </plist>