From 37fce31d162cd04dc9147b88775a3a5d1dcb2e9a Mon Sep 17 00:00:00 2001
From: Roopesh Chander <roop@roopc.net>
Date: Wed, 2 Jan 2019 03:04:01 +0530
Subject: macOS: Manage tunnels: Add buttons to the bottom of the list view

Signed-off-by: Roopesh Chander <roop@roopc.net>
---
 .../TunnelsListTableViewController.swift           | 89 +++++++++++++++++++++-
 1 file changed, 88 insertions(+), 1 deletion(-)

diff --git a/WireGuard/WireGuard/UI/macOS/ViewController/TunnelsListTableViewController.swift b/WireGuard/WireGuard/UI/macOS/ViewController/TunnelsListTableViewController.swift
index 47658d6..160dc7f 100644
--- a/WireGuard/WireGuard/UI/macOS/ViewController/TunnelsListTableViewController.swift
+++ b/WireGuard/WireGuard/UI/macOS/ViewController/TunnelsListTableViewController.swift
@@ -15,6 +15,34 @@ class TunnelsListTableViewController: NSViewController {
         return tableView
     }()
 
+    let buttonBar: NSSegmentedControl = {
+        let addButtonImage = NSImage(named: NSImage.addTemplateName)!
+        let removeButtonImage = NSImage(named: NSImage.removeTemplateName)!
+        let actionButtonImage = NSImage(named: NSImage.actionTemplateName)!
+        let buttonBar = NSSegmentedControl(images: [addButtonImage, removeButtonImage, actionButtonImage],
+                                           trackingMode: .momentary, target: nil, action: #selector(buttonBarClicked(sender:)))
+        buttonBar.segmentStyle = .smallSquare
+        buttonBar.segmentDistribution = .fit
+        buttonBar.setShowsMenuIndicator(true, forSegment: 0)
+        buttonBar.setShowsMenuIndicator(false, forSegment: 1)
+        buttonBar.setShowsMenuIndicator(true, forSegment: 2)
+        return buttonBar
+    }()
+
+    let addMenu: NSMenu = {
+        let addMenu = NSMenu(title: "TunnelsListAdd")
+        addMenu.addItem(withTitle: "Add empty tunnel", action: #selector(addEmptyTunnelClicked), keyEquivalent: "")
+        addMenu.addItem(withTitle: "Import tunnel(s) from file...", action: #selector(importTunnelClicked), keyEquivalent: "")
+        return addMenu
+    }()
+
+    let actionMenu: NSMenu = {
+        let actionMenu = NSMenu(title: "TunnelsListAction")
+        actionMenu.addItem(withTitle: "Export log to file", action: #selector(exportLogClicked), keyEquivalent: "")
+        actionMenu.addItem(withTitle: "Export tunnels to zip", action: #selector(exportTunnelsClicked), keyEquivalent: "")
+        return actionMenu
+    }()
+
     init(tunnelsManager: TunnelsManager) {
         self.tunnelsManager = tunnelsManager
         super.init(nibName: nil, bundle: nil)
@@ -36,7 +64,66 @@ class TunnelsListTableViewController: NSViewController {
         clipView.documentView = tableView
         scrollView.contentView = clipView
 
-        self.view = scrollView
+        let containerView = NSView()
+        containerView.addSubview(scrollView)
+        containerView.addSubview(buttonBar)
+        scrollView.translatesAutoresizingMaskIntoConstraints = false
+        buttonBar.translatesAutoresizingMaskIntoConstraints = false
+
+        NSLayoutConstraint.activate([
+            containerView.topAnchor.constraint(equalTo: scrollView.topAnchor),
+            containerView.leadingAnchor.constraint(equalTo: scrollView.leadingAnchor),
+            containerView.trailingAnchor.constraint(equalTo: scrollView.trailingAnchor),
+            scrollView.bottomAnchor.constraint(equalTo: buttonBar.topAnchor),
+            containerView.leadingAnchor.constraint(equalTo: buttonBar.leadingAnchor),
+            containerView.bottomAnchor.constraint(equalTo: buttonBar.bottomAnchor)
+        ])
+
+        NSLayoutConstraint.activate([
+            containerView.widthAnchor.constraint(greaterThanOrEqualToConstant: 120),
+            containerView.heightAnchor.constraint(greaterThanOrEqualToConstant: 120)
+        ])
+
+        buttonBar.target = self
+        addMenu.items.forEach { $0.target = self }
+        actionMenu.items.forEach { $0.target = self }
+
+        view = containerView
+    }
+
+    @objc func buttonBarClicked(sender: AnyObject?) {
+        guard let buttonBar = sender as? NSSegmentedControl else { return }
+        // We have to resort to explicitly showing the menu instead of using NSSegmentedControl.setMenu()
+        // because we have a mix of menu and non-menu segments.
+        // See: http://openradar.appspot.com/radar?id=61419
+        if buttonBar.selectedSegment == 0 {
+            let segmentBottomLeft = NSPoint(x: 0, y: buttonBar.bounds.height + 2)
+            addMenu.popUp(positioning: nil, at: segmentBottomLeft, in: buttonBar)
+        } else if buttonBar.selectedSegment == 1 {
+            removeTunnelClicked()
+        } else if buttonBar.selectedSegment == 2 {
+            let segmentBottomLeft = NSPoint(x: buttonBar.bounds.width * 0.66, y: buttonBar.bounds.height + 2)
+            actionMenu.popUp(positioning: nil, at: segmentBottomLeft, in: buttonBar)
+        }
+    }
+
+    @objc func addEmptyTunnelClicked() {
+        print("addEmptyTunnelClicked")
+    }
+
+    @objc func importTunnelClicked() {
+        print("importTunnelClicked")
+    }
+
+    @objc func removeTunnelClicked() {
+        print("removeTunnelClicked")
+    }
+
+    @objc func exportLogClicked() {
+        print("exportLogClicked")
+    }
+    @objc func exportTunnelsClicked() {
+        print("exportTunnelsClicked")
     }
 }
 
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