From 04778b454a767b82f89f6175dc2a4031c455c12a Mon Sep 17 00:00:00 2001
From: Pasquale Ambrosini <pasquale.ambrosini@gmail.com>
Date: Sun, 20 Feb 2022 12:22:04 +0100
Subject: [PATCH] Added an option to make the expand icon transparent (stealth
 mode)

---
 hidden/AppDelegate.swift                      |   3 +-
 .../ic_expand_hidden.imageset/Contents.json   |  24 +++++++++
 .../ic_expand_hidden.png                      | Bin 0 -> 5032 bytes
 hidden/Base.lproj/Main.storyboard             |  47 +++++++++++-------
 hidden/Common/Assets.swift                    |  11 ++--
 hidden/Common/Preferences.swift               |  11 ++++
 .../Notification.Name+Extension.swift         |   1 +
 hidden/Extensions/UserDefault+Extension.swift |   1 +
 .../PreferencesViewController.swift           |   6 +++
 .../StatusBar/StatusBarController.swift       |  11 ++++
 10 files changed, 93 insertions(+), 22 deletions(-)
 create mode 100644 hidden/Assets.xcassets/ic_expand_hidden.imageset/Contents.json
 create mode 100644 hidden/Assets.xcassets/ic_expand_hidden.imageset/ic_expand_hidden.png

diff --git a/hidden/AppDelegate.swift b/hidden/AppDelegate.swift
index 4f5f21b..b19f8b2 100644
--- a/hidden/AppDelegate.swift
+++ b/hidden/AppDelegate.swift
@@ -50,7 +50,8 @@ class AppDelegate: NSObject, NSApplicationDelegate{
             UserDefaults.Key.isAutoHide: true,
             UserDefaults.Key.numberOfSecondForAutoHide: 10.0,
             UserDefaults.Key.areSeparatorsHidden: false,
-            UserDefaults.Key.alwaysHiddenSectionEnabled: false
+            UserDefaults.Key.alwaysHiddenSectionEnabled: false,
+            UserDefaults.Key.useTransparentExpandIconEnabled: false
          ])
     }
     
diff --git a/hidden/Assets.xcassets/ic_expand_hidden.imageset/Contents.json b/hidden/Assets.xcassets/ic_expand_hidden.imageset/Contents.json
new file mode 100644
index 0000000..ec6f860
--- /dev/null
+++ b/hidden/Assets.xcassets/ic_expand_hidden.imageset/Contents.json
@@ -0,0 +1,24 @@
+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "scale" : "1x"
+    },
+    {
+      "filename" : "ic_expand_hidden.png",
+      "idiom" : "universal",
+      "scale" : "2x"
+    },
+    {
+      "idiom" : "universal",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  },
+  "properties" : {
+    "template-rendering-intent" : "template"
+  }
+}
diff --git a/hidden/Assets.xcassets/ic_expand_hidden.imageset/ic_expand_hidden.png b/hidden/Assets.xcassets/ic_expand_hidden.imageset/ic_expand_hidden.png
new file mode 100644
index 0000000000000000000000000000000000000000..6c42e21c79319b18121aededd987ee50979e1bd9
GIT binary patch
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diff --git a/hidden/Base.lproj/Main.storyboard b/hidden/Base.lproj/Main.storyboard
index 53b9127..145ef45 100644
--- a/hidden/Base.lproj/Main.storyboard
+++ b/hidden/Base.lproj/Main.storyboard
@@ -1,8 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<document type="com.apple.InterfaceBuilder3.Cocoa.Storyboard.XIB" version="3.0" toolsVersion="19142.2" targetRuntime="MacOSX.Cocoa" propertyAccessControl="none" useAutolayout="YES">
+<document type="com.apple.InterfaceBuilder3.Cocoa.Storyboard.XIB" version="3.0" toolsVersion="19162" targetRuntime="MacOSX.Cocoa" propertyAccessControl="none" useAutolayout="YES">
     <dependencies>
         <deployment identifier="macosx"/>
-        <plugIn identifier="com.apple.InterfaceBuilder.CocoaPlugin" version="19142.2"/>
+        <plugIn identifier="com.apple.InterfaceBuilder.CocoaPlugin" version="19162"/>
         <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
     </dependencies>
     <scenes>
@@ -417,9 +417,9 @@
                         <autoresizingMask key="autoresizingMask"/>
                         <subviews>
                             <box autoresizesSubviews="NO" boxType="custom" borderType="none" title="Box" translatesAutoresizingMaskIntoConstraints="NO" id="Jjd-1G-63n">
-                                <rect key="frame" x="0.0" y="215" width="668" height="266"/>
+                                <rect key="frame" x="0.0" y="241" width="668" height="240"/>
                                 <view key="contentView" id="TZd-5p-NFL">
-                                    <rect key="frame" x="0.0" y="0.0" width="668" height="266"/>
+                                    <rect key="frame" x="0.0" y="0.0" width="668" height="240"/>
                                     <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
                                     <subviews>
                                         <textField horizontalHuggingPriority="251" verticalHuggingPriority="750" translatesAutoresizingMaskIntoConstraints="NO" id="RGE-Xv-zm5">
@@ -433,7 +433,7 @@ between sections to configure Hidden Bar.</string>
                                             </textFieldCell>
                                         </textField>
                                         <textField horizontalHuggingPriority="251" verticalHuggingPriority="750" ambiguous="YES" translatesAutoresizingMaskIntoConstraints="NO" id="vlT-cT-cRT">
-                                            <rect key="frame" x="57" y="141" width="110" height="28"/>
+                                            <rect key="frame" x="57" y="115" width="110" height="28"/>
                                             <textFieldCell key="cell" lineBreakMode="clipping" title="Hidden" id="cXt-8R-PHo">
                                                 <font key="font" metaFont="system" size="24"/>
                                                 <color key="textColor" name="secondaryLabelColor" catalog="System" colorSpace="catalog"/>
@@ -441,7 +441,7 @@ between sections to configure Hidden Bar.</string>
                                             </textFieldCell>
                                         </textField>
                                         <textField horizontalHuggingPriority="251" verticalHuggingPriority="750" ambiguous="YES" translatesAutoresizingMaskIntoConstraints="NO" id="U3K-oK-4ET">
-                                            <rect key="frame" x="209" y="141" width="78" height="28"/>
+                                            <rect key="frame" x="209" y="115" width="78" height="28"/>
                                             <textFieldCell key="cell" lineBreakMode="clipping" title="Shown" id="iyS-g5-5mk">
                                                 <font key="font" metaFont="system" size="24"/>
                                                 <color key="textColor" name="secondaryLabelColor" catalog="System" colorSpace="catalog"/>
@@ -449,7 +449,7 @@ between sections to configure Hidden Bar.</string>
                                             </textFieldCell>
                                         </textField>
                                         <stackView distribution="fillEqually" orientation="horizontal" alignment="centerY" spacing="16" horizontalStackHuggingPriority="249.99998474121094" verticalStackHuggingPriority="249.99998474121094" detachesHiddenViews="YES" translatesAutoresizingMaskIntoConstraints="NO" id="pJz-eb-ydI">
-                                            <rect key="frame" x="115" y="206" width="439" height="22"/>
+                                            <rect key="frame" x="115" y="180" width="439" height="22"/>
                                             <subviews>
                                                 <imageView horizontalHuggingPriority="251" verticalHuggingPriority="251" translatesAutoresizingMaskIntoConstraints="NO" id="aFM-dG-B8C">
                                                     <rect key="frame" x="0.0" y="1" width="20" height="20"/>
@@ -570,7 +570,7 @@ between sections to configure Hidden Bar.</string>
                                             </customSpacing>
                                         </stackView>
                                         <imageView horizontalHuggingPriority="251" verticalHuggingPriority="251" ambiguous="YES" translatesAutoresizingMaskIntoConstraints="NO" id="EVs-2B-Bqx">
-                                            <rect key="frame" x="173" y="120" width="22" height="70"/>
+                                            <rect key="frame" x="173" y="94" width="22" height="70"/>
                                             <constraints>
                                                 <constraint firstAttribute="width" constant="12" id="4gg-ll-oij"/>
                                                 <constraint firstAttribute="height" constant="70" id="fjF-wG-847"/>
@@ -579,7 +579,7 @@ between sections to configure Hidden Bar.</string>
                                             <color key="contentTintColor" name="labelColor" catalog="System" colorSpace="catalog"/>
                                         </imageView>
                                         <imageView horizontalHuggingPriority="251" verticalHuggingPriority="251" ambiguous="YES" translatesAutoresizingMaskIntoConstraints="NO" id="uBw-I6-e5a">
-                                            <rect key="frame" x="509" y="120" width="22" height="70"/>
+                                            <rect key="frame" x="509" y="94" width="22" height="70"/>
                                             <constraints>
                                                 <constraint firstAttribute="width" constant="12" id="31o-Ut-bA7"/>
                                                 <constraint firstAttribute="height" constant="70" id="UhL-Ew-CZs"/>
@@ -588,7 +588,7 @@ between sections to configure Hidden Bar.</string>
                                             <color key="contentTintColor" name="labelColor" catalog="System" colorSpace="catalog"/>
                                         </imageView>
                                         <textField horizontalHuggingPriority="251" verticalHuggingPriority="750" ambiguous="YES" translatesAutoresizingMaskIntoConstraints="NO" id="eBG-Wk-IXv">
-                                            <rect key="frame" x="314" y="141" width="189" height="28"/>
+                                            <rect key="frame" x="314" y="115" width="189" height="28"/>
                                             <textFieldCell key="cell" lineBreakMode="clipping" title="⭐️Always Hidden" id="1jU-1x-cFf">
                                                 <font key="font" metaFont="system" size="24"/>
                                                 <color key="textColor" name="secondaryLabelColor" catalog="System" colorSpace="catalog"/>
@@ -614,7 +614,7 @@ between sections to configure Hidden Bar.</string>
                                 <color key="fillColor" name="quaternaryLabelColor" catalog="System" colorSpace="catalog"/>
                             </box>
                             <textField horizontalHuggingPriority="251" verticalHuggingPriority="750" translatesAutoresizingMaskIntoConstraints="NO" id="aZz-jM-wCs">
-                                <rect key="frame" x="18" y="173" width="91" height="26"/>
+                                <rect key="frame" x="18" y="199" width="91" height="26"/>
                                 <textFieldCell key="cell" lineBreakMode="clipping" title="Settings" id="1Is-Ut-a9h">
                                     <font key="font" metaFont="systemBold" size="22"/>
                                     <color key="textColor" name="labelColor" catalog="System" colorSpace="catalog"/>
@@ -622,13 +622,13 @@ between sections to configure Hidden Bar.</string>
                                 </textFieldCell>
                             </textField>
                             <stackView distribution="fill" orientation="horizontal" alignment="top" spacing="35" horizontalStackHuggingPriority="249.99998474121094" verticalStackHuggingPriority="249.99998474121094" detachesHiddenViews="YES" translatesAutoresizingMaskIntoConstraints="NO" id="I1C-Eb-1or">
-                                <rect key="frame" x="16" y="20" width="636" height="133"/>
+                                <rect key="frame" x="16" y="20" width="636" height="159"/>
                                 <subviews>
                                     <stackView distribution="fill" orientation="vertical" alignment="leading" spacing="10" horizontalStackHuggingPriority="249.99998474121094" verticalStackHuggingPriority="249.99998474121094" detachesHiddenViews="YES" translatesAutoresizingMaskIntoConstraints="NO" id="do4-pv-o3U">
-                                        <rect key="frame" x="0.0" y="0.0" width="328" height="133"/>
+                                        <rect key="frame" x="0.0" y="0.0" width="328" height="159"/>
                                         <subviews>
                                             <button verticalHuggingPriority="750" translatesAutoresizingMaskIntoConstraints="NO" id="cbR-Jv-adm">
-                                                <rect key="frame" x="-2" y="116" width="207" height="18"/>
+                                                <rect key="frame" x="-2" y="142" width="207" height="18"/>
                                                 <buttonCell key="cell" type="check" title="Start Hidden Bar when I log in" bezelStyle="regularSquare" imagePosition="left" inset="2" id="W1G-55-zGo">
                                                     <behavior key="behavior" changeContents="YES" doesNotDimImage="YES" lightByContents="YES"/>
                                                     <font key="font" metaFont="system"/>
@@ -638,7 +638,7 @@ between sections to configure Hidden Bar.</string>
                                                 </connections>
                                             </button>
                                             <button verticalHuggingPriority="750" translatesAutoresizingMaskIntoConstraints="NO" id="gWT-L1-Xdf">
-                                                <rect key="frame" x="-2" y="90" width="198" height="18"/>
+                                                <rect key="frame" x="-2" y="116" width="198" height="18"/>
                                                 <buttonCell key="cell" type="check" title="Show preferences on launch" bezelStyle="regularSquare" imagePosition="left" inset="2" id="hCh-Ue-NgH">
                                                     <behavior key="behavior" changeContents="YES" doesNotDimImage="YES" lightByContents="YES"/>
                                                     <font key="font" metaFont="system"/>
@@ -648,7 +648,7 @@ between sections to configure Hidden Bar.</string>
                                                 </connections>
                                             </button>
                                             <button verticalHuggingPriority="750" translatesAutoresizingMaskIntoConstraints="NO" id="EQP-7r-FSu">
-                                                <rect key="frame" x="-2" y="64" width="238" height="18"/>
+                                                <rect key="frame" x="-2" y="90" width="238" height="18"/>
                                                 <buttonCell key="cell" type="check" title="Use the full MenuBar on expanding" bezelStyle="regularSquare" imagePosition="left" inset="2" id="8z8-6N-wnc">
                                                     <behavior key="behavior" changeContents="YES" doesNotDimImage="YES" lightByContents="YES"/>
                                                     <font key="font" metaFont="system"/>
@@ -657,6 +657,16 @@ between sections to configure Hidden Bar.</string>
                                                     <action selector="useFullStatusBarOnExpandChanged:" target="XfG-lQ-9wD" id="kh2-cl-DOH"/>
                                                 </connections>
                                             </button>
+                                            <button verticalHuggingPriority="750" translatesAutoresizingMaskIntoConstraints="NO" id="PlJ-ku-RFH">
+                                                <rect key="frame" x="-2" y="64" width="200" height="18"/>
+                                                <buttonCell key="cell" type="check" title="Use transparent expand icon" bezelStyle="regularSquare" imagePosition="left" inset="2" id="t0s-Bu-uqY">
+                                                    <behavior key="behavior" changeContents="YES" doesNotDimImage="YES" lightByContents="YES"/>
+                                                    <font key="font" metaFont="system"/>
+                                                </buttonCell>
+                                                <connections>
+                                                    <action selector="useTransparentExpandIconChanged:" target="XfG-lQ-9wD" id="Y5w-ub-kjB"/>
+                                                </connections>
+                                            </button>
                                             <stackView distribution="fill" orientation="horizontal" alignment="top" horizontalStackHuggingPriority="249.99998474121094" verticalStackHuggingPriority="249.99998474121094" detachesHiddenViews="YES" translatesAutoresizingMaskIntoConstraints="NO" id="nE7-aX-FH9">
                                                 <rect key="frame" x="0.0" y="35" width="230" height="20"/>
                                                 <subviews>
@@ -762,6 +772,7 @@ between sections to configure Hidden Bar.</string>
                                             <integer value="1000"/>
                                             <integer value="1000"/>
                                             <integer value="1000"/>
+                                            <integer value="1000"/>
                                         </visibilityPriorities>
                                         <customSpacing>
                                             <real value="3.4028234663852886e+38"/>
@@ -769,10 +780,11 @@ between sections to configure Hidden Bar.</string>
                                             <real value="3.4028234663852886e+38"/>
                                             <real value="3.4028234663852886e+38"/>
                                             <real value="3.4028234663852886e+38"/>
+                                            <real value="3.4028234663852886e+38"/>
                                         </customSpacing>
                                     </stackView>
                                     <stackView distribution="fill" orientation="vertical" alignment="centerX" horizontalStackHuggingPriority="249.99998474121094" verticalStackHuggingPriority="249.99998474121094" detachesHiddenViews="YES" translatesAutoresizingMaskIntoConstraints="NO" id="NOW-ql-i4U">
-                                        <rect key="frame" x="363" y="58" width="273" height="75"/>
+                                        <rect key="frame" x="363" y="84" width="273" height="75"/>
                                         <subviews>
                                             <textField horizontalHuggingPriority="251" verticalHuggingPriority="750" translatesAutoresizingMaskIntoConstraints="NO" id="S0D-Ve-YKP">
                                                 <rect key="frame" x="83" y="58" width="108" height="17"/>
@@ -864,6 +876,7 @@ between sections to configure Hidden Bar.</string>
                         <outlet property="checkBoxLogin" destination="cbR-Jv-adm" id="DFO-De-0KU"/>
                         <outlet property="checkBoxShowAlwaysHiddenSection" destination="yaS-iD-h7g" id="T5N-bN-yl2"/>
                         <outlet property="checkBoxShowPreferences" destination="gWT-L1-Xdf" id="sC8-cw-Fmh"/>
+                        <outlet property="checkBoxTransparentExpandIcon" destination="PlJ-ku-RFH" id="A2g-1E-kXg"/>
                         <outlet property="checkBoxUseFullStatusbar" destination="EQP-7r-FSu" id="Vll-3t-F9V"/>
                         <outlet property="lblAlwayHidden" destination="eBG-Wk-IXv" id="JaJ-0i-o6U"/>
                         <outlet property="statusBarStackView" destination="pJz-eb-ydI" id="huU-as-oWi"/>
diff --git a/hidden/Common/Assets.swift b/hidden/Common/Assets.swift
index a64706c..ff25c4d 100644
--- a/hidden/Common/Assets.swift
+++ b/hidden/Common/Assets.swift
@@ -9,18 +9,21 @@
 import AppKit
 
 struct Assets {
+    private static var expandIcon: String { Preferences.useTransparentExpandIconEnabled ? "ic_expand_hidden" : "ic_expand" }
+    private static var collapseIcon: String { "ic_collapse" }
+    
     static var expandImage: NSImage? {
         if (Constant.isUsingLTRLanguage) {
-            return NSImage(named: NSImage.Name("ic_expand"))
+            return NSImage(named: NSImage.Name(expandIcon))
         } else {
-            return NSImage(named: NSImage.Name("ic_collapse"))
+            return NSImage(named: NSImage.Name(collapseIcon))
         }
     }
     static var collapseImage: NSImage? {
         if (Constant.isUsingLTRLanguage) {
-            return NSImage(named: NSImage.Name("ic_collapse"))
+            return NSImage(named: NSImage.Name(collapseIcon))
         } else {
-            return NSImage(named: NSImage.Name("ic_expand"))
+            return NSImage(named: NSImage.Name(expandIcon))
         }
     }
 }
diff --git a/hidden/Common/Preferences.swift b/hidden/Common/Preferences.swift
index d69adb1..b7e9416 100644
--- a/hidden/Common/Preferences.swift
+++ b/hidden/Common/Preferences.swift
@@ -105,5 +105,16 @@ enum Preferences {
         }
     }
     
+    static var useTransparentExpandIconEnabled: Bool {
+        get {
+            UserDefaults.standard.bool(forKey: UserDefaults.Key.useTransparentExpandIconEnabled)
+        }
+        
+        set {
+            UserDefaults.standard.set(newValue, forKey: UserDefaults.Key.useTransparentExpandIconEnabled)
+            NotificationCenter.default.post(Notification(name: .transparentExpandIconToggle))
+        }
+    }
+    
     
 }
diff --git a/hidden/Extensions/Notification.Name+Extension.swift b/hidden/Extensions/Notification.Name+Extension.swift
index 90dbcd5..006481b 100644
--- a/hidden/Extensions/Notification.Name+Extension.swift
+++ b/hidden/Extensions/Notification.Name+Extension.swift
@@ -12,4 +12,5 @@ extension Notification.Name {
     
     static let prefsChanged = Notification.Name("prefsChanged")
     static let alwayHideToggle = Notification.Name("alwayHideToggle")
+    static let transparentExpandIconToggle = Notification.Name("transparentExpandToggle")
 }
diff --git a/hidden/Extensions/UserDefault+Extension.swift b/hidden/Extensions/UserDefault+Extension.swift
index a870fab..865cd26 100644
--- a/hidden/Extensions/UserDefault+Extension.swift
+++ b/hidden/Extensions/UserDefault+Extension.swift
@@ -18,6 +18,7 @@ extension UserDefaults {
         static let areSeparatorsHidden = "areSeparatorsHidden"
         static let alwaysHiddenSectionEnabled = "alwaysHiddenSectionEnabled"
         static let useFullStatusBarOnExpandEnabled = "useFullStatusBarOnExpandEnabled"
+        static let useTransparentExpandIconEnabled = "useTransparentExpandIconEnabled"
     }
     
     open override func observeValue(forKeyPath keyPath: String?, of object: Any?, change: [NSKeyValueChangeKey : Any]?, context: UnsafeMutableRawPointer?) {
diff --git a/hidden/Features/Preferences/PreferencesViewController.swift b/hidden/Features/Preferences/PreferencesViewController.swift
index 1703cd2..39a2749 100644
--- a/hidden/Features/Preferences/PreferencesViewController.swift
+++ b/hidden/Features/Preferences/PreferencesViewController.swift
@@ -29,6 +29,7 @@ class PreferencesViewController: NSViewController {
     @IBOutlet weak var checkBoxKeepInDock: NSButton!
     @IBOutlet weak var checkBoxLogin: NSButton!
     @IBOutlet weak var checkBoxShowPreferences: NSButton!
+    @IBOutlet weak var checkBoxTransparentExpandIcon: NSButton!
     @IBOutlet weak var checkBoxShowAlwaysHiddenSection: NSButton!
     
     @IBOutlet weak var checkBoxUseFullStatusbar: NSButton!
@@ -83,6 +84,10 @@ class PreferencesViewController: NSViewController {
         Preferences.useFullStatusBarOnExpandEnabled = sender.state == .on
     }
     
+    @IBAction func useTransparentExpandIconChanged(_ sender: NSButton) {
+        Preferences.useTransparentExpandIconEnabled = sender.state == .on
+    }
+    
     
     @IBAction func timePopupDidSelected(_ sender: NSPopUpButton) {
         let selectedIndex = sender.indexOfSelectedItem
@@ -155,6 +160,7 @@ class PreferencesViewController: NSViewController {
         checkBoxLogin.state = Preferences.isAutoStart ? .on : .off
         checkBoxAutoHide.state = Preferences.isAutoHide ? .on : .off
         checkBoxShowPreferences.state = Preferences.isShowPreference ? .on : .off
+        checkBoxTransparentExpandIcon.state = Preferences.useTransparentExpandIconEnabled ? .on : .off
         checkBoxShowAlwaysHiddenSection.state = Preferences.alwaysHiddenSectionEnabled ? .on : .off
         timePopup.selectItem(at: SelectedSecond.secondToPossition(seconds: Preferences.numberOfSecondForAutoHide))
     }
diff --git a/hidden/Features/StatusBar/StatusBarController.swift b/hidden/Features/StatusBar/StatusBarController.swift
index 3d67840..8cf688c 100644
--- a/hidden/Features/StatusBar/StatusBarController.swift
+++ b/hidden/Features/StatusBar/StatusBarController.swift
@@ -66,6 +66,7 @@ class StatusBarController {
         
         setupUI()
         setupAlwayHideStatusBar()
+        setupTransparentExpandIcon()
         DispatchQueue.main.asyncAfter(deadline: .now() + 1, execute: {
             self.collapseMenuBar()
         })
@@ -254,4 +255,14 @@ extension StatusBarController {
             self.btnAlwaysHidden = nil
         }
     }
+    
+    private func setupTransparentExpandIcon() {
+        NotificationCenter.default.addObserver(self, selector: #selector(toggleTransparentExpandIconIfNeeded), name: .transparentExpandIconToggle, object: nil)
+    }
+    @objc private func toggleTransparentExpandIconIfNeeded() {
+        guard self.isCollapsed else { return }
+        if let button = btnExpandCollapse.button {
+            button.image = Assets.expandImage
+        }
+    }
 }