mac: add support for --input-cursor-passthrough option

DOCS/man/options.rst

@@ -4149,7 +4149,7 @@ Input
     Support depends on the VO in use.
 
 ``--input-cursor-passthrough``, ``--no-input-cursor-passthrough``
-    (X11 and Wayland only)
+    (X11, Wayland and macOS only)
     Tell the backend windowing system to allow pointer events to passthrough
     the mpv window. This allows windows under mpv to instead receive pointer
     events as if the mpv window was never there.

video/out/mac/common.swift

@@ -553,6 +553,10 @@ class Common: NSObject {
                     DispatchQueue.main.async {
                         self.window?.setMaximized(Bool(mpv.opts.window_maximized))
                     }
+                case MPVHelper.getPointer(&mpv.optsPtr.pointee.cursor_passthrough):
+                    DispatchQueue.main.async {
+                        self.window?.ignoresMouseEvents = mpv.opts.cursor_passthrough
+                    }
                 case MPVHelper.getPointer(&mpv.optsPtr.pointee.geometry): fallthrough
                 case MPVHelper.getPointer(&mpv.optsPtr.pointee.autofit): fallthrough
                 case MPVHelper.getPointer(&mpv.optsPtr.pointee.autofit_smaller): fallthrough

video/out/mac/window.swift

@@ -91,6 +91,7 @@ class Window: NSWindow, NSWindowDelegate {
         title = com.title
         minSize = NSMakeSize(160, 90)
         collectionBehavior = .fullScreenPrimary
+        ignoresMouseEvents = mpv?.opts.cursor_passthrough ?? false
         delegate = self
 
         if let cView = contentView {