From 696d2b9a040e8b7ded286b9e7e3adc5ef5c430dc Mon Sep 17 00:00:00 2001
From: Jon Sterling <jon@jonmsterling.com>
Date: Sat, 14 Feb 2026 17:30:19 +0000
Subject: [PATCH] Add grip lines to the bottom bar

---
 .../AquaWindowBottomBarViewController.swift   | 36 +++++++++++++++++--
 1 file changed, 34 insertions(+), 2 deletions(-)

diff --git a/Sources/AquaKit/Windows/AquaWindowBottomBarViewController.swift b/Sources/AquaKit/Windows/AquaWindowBottomBarViewController.swift
index fb98993..86eef48 100644
--- a/Sources/AquaKit/Windows/AquaWindowBottomBarViewController.swift
+++ b/Sources/AquaKit/Windows/AquaWindowBottomBarViewController.swift
@@ -18,9 +18,41 @@ open class AquaWindowBottomBarViewController: ContainerViewController {
 			dividerPath.lineWidth = 1
 			return dividerPath
 		}
+		
+		static var gradient: NSGradient! {
+			let color1 = NSColor(light: #colorLiteral(red: 0.9262896776, green: 0.9262896776, blue: 0.9262896776, alpha: 1), dark: .underPageBackgroundColor.highlight(withLevel: 0.5)!.withAlphaComponent(0.2))
+			let color2 = NSColor(light: #colorLiteral(red: 0.8432617784, green: 0.8432616591, blue: 0.8432617784, alpha: 1), dark: .underPageBackgroundColor.shadow(withLevel: 0.6)!.withAlphaComponent(0.2))
+			return NSGradient(colors: [color1, color2])!
+		}
+		
+		func drawGrip(withCornerInset cornerInset: CGFloat, lineSpacing: CGFloat, lineCount: Int) {
+			let cx = bounds.maxX - cornerInset
+			let cy = bounds.minY + cornerInset
+
+			let gripPath = NSBezierPath()
+
+			for i in 0..<lineCount {
+				let perpendicularOffset = (CGFloat(i) - CGFloat(lineCount - 1) / 2) * lineSpacing
+				let lineCenterX = cx + perpendicularOffset
+				let lineCenterY = cy - perpendicularOffset
+				let halfLength = (CGFloat(lineCount - i) + 0.5) * lineSpacing
+
+				gripPath.move(to: NSPoint(x: lineCenterX - halfLength, y: lineCenterY - halfLength))
+				gripPath.line(to: NSPoint(x: lineCenterX + halfLength, y: lineCenterY + halfLength))
+			}
+
+			gripPath.lineWidth = 1
+			
+			NSColor.aquaSeparatorColor.setStroke()
+			gripPath.stroke()
+			
+			gripPath.transform(using: AffineTransform(translationByX: 1, byY: -1))
+			NSColor.white.withAlphaComponent(0.5).setStroke()
+			gripPath.stroke()
+		}
 
 		override open func draw(_ dirtyRect: NSRect) {
-			AquaTitlebarBackgroundView.gradient.draw(in: bounds, angle: 270)
+			Self.gradient.draw(in: bounds, angle: 270)
 
 			if let window, !window.isKeyWindow {
 				NSColor.pinstripes.setFill()
@@ -30,7 +62,7 @@ open class AquaWindowBottomBarViewController: ContainerViewController {
 			NSColor.aquaSeparatorColor.setFill()
 			NSBezierPath.fill(NSRect(x: bounds.minX, y: bounds.maxY - 1, width: bounds.width, height: 1))
 			
-			// TODO: using NSColor.aquaSeparatorColor, draw a window resize handle with four diagonal lines in the style of Mac OS X, in the lower-right corner.
+			drawGrip(withCornerInset: 12, lineSpacing: 2, lineCount: 3)
 		}
 	}
 
-- 
2.51.2