Display tabs

NvimView/Sources/NvimView/NvimView+Types.swift

@@ -10,10 +10,13 @@ import Tabs
 
 extension NvimView {
 
-  struct TabEntry: Equatable, Hashable, TabRepresentative {
-    var title: String
-    var tabpage: RxNeovimApi.Tabpage
-    var isSelected = false
+  public struct TabEntry: Hashable, TabRepresentative {
+    public static func ==(lhs: TabEntry, rhs: TabEntry) -> Bool { lhs.tabpage == rhs.tabpage }
+
+    public var title: String
+    public var isSelected = false
+
+    public var tabpage: RxNeovimApi.Tabpage
   }
 
   public struct Config {

NvimView/Sources/NvimView/NvimView+UiBridge.swift

@@ -594,10 +594,10 @@ extension NvimView {
             let tabpageValue = dict[.string("tab")],
             let tabpage = RxNeovimApi.Tabpage(tabpageValue) else { return nil }
 
-      return TabEntry(title: name, tabpage: tabpage, isSelected: tabpage.handle == curTab.handle)
+      return TabEntry(title: name, isSelected: tabpage.handle == curTab.handle, tabpage: tabpage)
     }
 
-    Swift.print("!!!!!!!!!!!! all tabs: \(tabEntries)")
+    gui.async { self.tabBar?.update(tabRepresentatives: tabEntries) }
   }
 
   private func bufferWritten(_ handle: Int) {

NvimView/Sources/NvimView/NvimView.swift

@@ -29,7 +29,7 @@ public class NvimView: NSView,
   public static let maxLinespacing = 8.cgf
   
   public let usesCustomTabBar: Bool
-  public private(set) var tabBar: TabBar?
+  public let tabBar: TabBar<TabEntry>?
 
   public var isLeftOptionMeta = false
   public var isRightOptionMeta = false
@@ -157,7 +157,8 @@ public class NvimView: NSView,
     self.sourceFileUrls = config.sourceFiles
     
     self.usesCustomTabBar = config.usesCustomTabBar
-    if self.usesCustomTabBar { self.tabBar = TabBar(withTheme: .default) }
+    if self.usesCustomTabBar { self.tabBar = TabBar<TabEntry>(withTheme: .default) }
+    else { self.tabBar = nil }
 
     super.init(frame: .zero)
     self.bridge.consumer = self

Tabs/Sources/Tabs/Tab.swift

@@ -52,14 +52,9 @@ class Tab<Entry: TabRepresentative>: NSView {
   @available(*, unavailable)
   required init?(coder _: NSCoder) { fatalError("init(coder:) has not been implemented") }
 
-  var isSelected: Bool = false {
-    didSet {
-      self.adjustToSelectionChange()
-      self.needsDisplay = true
-    }
-  }
+  var isSelected: Bool { self.tabRepresentative.isSelected }
 
-  weak private(set) var tabBar: TabBar<Entry>?
+  private(set) weak var tabBar: TabBar<Entry>?
   var position = Position.inBetween {
     didSet { self.needsDisplay = true }
   }

Tabs/Sources/Tabs/TabBar.swift

@@ -6,8 +6,9 @@
 import Cocoa
 import PureLayout
 
-public protocol TabRepresentative: Hashable, Equatable {
+public protocol TabRepresentative: Hashable {
   var title: String { get }
+  var isSelected: Bool { get }
 }
 
 public class TabBar<Entry: TabRepresentative>: NSView {
@@ -24,7 +25,24 @@ public class TabBar<Entry: TabRepresentative>: NSView {
     self.addViews()
   }
 
-//  public func update(tabRepresentatives _: [Entry]) {}
+  public func update(tabRepresentatives entries: [Entry]) {
+    var result = [Tab<Entry>]()
+    entries.forEach { entry in
+      if let existingTab = self.tabs.first(where: { $0.tabRepresentative == entry }) {
+        existingTab.tabRepresentative = entry
+        result.append(existingTab)
+      } else {
+        result.append(Tab(withTabRepresentative: entry, in: self))
+      }
+    }
+
+    result.forEach { $0.position = .inBetween }
+    result.first?.position = .first
+    result.last?.position = .last
+
+    self.tabs = result
+    self.stackView.update(views: self.tabs)
+  }
 
   override public func draw(_: NSRect) {
     self.drawSeparator()
@@ -41,9 +59,9 @@ public class TabBar<Entry: TabRepresentative>: NSView {
 }
 
 extension TabBar {
-  func select(tab: Tab<Entry>) {
-    self.stackView.arrangedSubviews.forEach { ($0 as? Tab<Entry>)?.isSelected = false }
-    tab.isSelected = true
+  func select(tab _: Tab<Entry>) {
+//    self.stackView.arrangedSubviews.forEach { ($0 as? Tab<Entry>)?.isSelected = false }
+//    tab.isSelected = true
   }
 }
 

Tabs/Support/TabsSupport/AppDelegate.swift

@@ -25,6 +25,13 @@ class AppDelegate: NSObject, NSApplicationDelegate {
     self.tabBar.autoPinEdge(toSuperviewEdge: .left)
     self.tabBar.autoPinEdge(toSuperviewEdge: .right)
     self.tabBar.autoSetDimension(.height, toSize: Theme().tabBarHeight)
+
+    self.tabBar.update(tabRepresentatives: [
+      DummyTabEntry(title: "Test 1"),
+      DummyTabEntry(title: "Test 2"),
+      DummyTabEntry(title: "Test 3"),
+      DummyTabEntry(title: "Very long long long title, and some more text!"),
+    ])
   }
 
   func applicationWillTerminate(_: Notification) {
@@ -34,6 +41,7 @@ class AppDelegate: NSObject, NSApplicationDelegate {
   private let tabBar: TabBar<DummyTabEntry>
 }
 
-struct DummyTabEntry: Hashable, Equatable, TabRepresentative {
+struct DummyTabEntry: Hashable, TabRepresentative {
   var title: String
+  var isSelected = false
 }