1 files changed, 12 insertions, 2 deletions
diff --git a/menubar/panel.swift b/menubar/panel.swift
index 8edab70..6619dc0 100644
--- a/menubar/panel.swift
+++ b/menubar/panel.swift
@@ -194,10 +194,17 @@ func darkHUD() -> NSVisualEffectView {
     return effect
 }
 
+/// Whether the pointer moved far enough from where the button went down to
+/// be a drag: a click on a trackpad or mouse moves it a point or two.
+func isDrag(from down: NSPoint, to now: NSPoint) -> Bool {
+    hypot(now.x - down.x, now.y - down.y) > 4
+}
+
 /// A click target that does not swallow drags: a drag moves the panel.
 class ClickView: NSView {
     var onClick: () -> Void = {}
     private var dragged = false
+    private var downAt = NSPoint.zero
     var hovered = false { didSet { needsDisplay = true; hoverChanged() } }
 
     func hoverChanged() {}
@@ -222,10 +229,13 @@ class ClickView: NSView {
 
     override func mouseEntered(with event: NSEvent) { hovered = true }
     override func mouseExited(with event: NSEvent) { hovered = false }
-    override func mouseDown(with event: NSEvent) { dragged = false }
+    override func mouseDown(with event: NSEvent) {
+        dragged = false
+        downAt = NSEvent.mouseLocation
+    }
 
     override func mouseDragged(with event: NSEvent) {
-        if !dragged {
+        if !dragged, isDrag(from: downAt, to: NSEvent.mouseLocation) {
             dragged = true
             window?.performDrag(with: event)
         }