From c661435648fe36aa4b516fac9f5faf745630ebc5 Mon Sep 17 00:00:00 2001
From: der richter <der.richter@gmx.de>
Date: Sat, 9 Dec 2023 17:23:45 +0100
Subject: [PATCH] mac: add support for drag-and-drop option

---
 DOCS/man/options.rst         |  1 -
 osdep/macOS_swift_bridge.h   |  1 +
 osdep/macos/mpv_helper.swift | 14 ++++++++++++++
 video/out/mac/view.swift     |  4 ++--
 4 files changed, 17 insertions(+), 3 deletions(-)

diff --git a/DOCS/man/options.rst b/DOCS/man/options.rst
index c2536e2334..08c26c54ab 100644
--- a/DOCS/man/options.rst
+++ b/DOCS/man/options.rst
@@ -3172,7 +3172,6 @@ Window
     (Windows only) Snap the player window to screen edges.
 
 ``--drag-and-drop=<no|auto|replace|append>``
-    (X11, Wayland and Windows only)
     Controls the default behavior of drag and drop on platforms that support this.
     ``auto`` will obey what the underlying os/platform gives mpv. Typically, holding
     shift during the drag and drop will append the item to the playlist. Otherwise,
diff --git a/osdep/macOS_swift_bridge.h b/osdep/macOS_swift_bridge.h
index 9407b6fc9b..72be85274a 100644
--- a/osdep/macOS_swift_bridge.h
+++ b/osdep/macOS_swift_bridge.h
@@ -27,6 +27,7 @@
 #include "options/m_config.h"
 #include "player/core.h"
 #include "input/input.h"
+#include "input/event.h"
 #include "video/out/win_state.h"
 
 #include "osdep/macosx_application_objc.h"
diff --git a/osdep/macos/mpv_helper.swift b/osdep/macos/mpv_helper.swift
index 532a5f723c..53ef4cb521 100644
--- a/osdep/macos/mpv_helper.swift
+++ b/osdep/macos/mpv_helper.swift
@@ -75,6 +75,20 @@ class MPVHelper {
         return m_config_cache_get_next_changed(optsCachePtr, &property)
     }
 
+    func open(files: [String]) {
+        if opts.drag_and_drop == -2 { return }
+
+        var action = NSEvent.modifierFlags.contains(.shift) ? DND_APPEND : DND_REPLACE
+        if opts.drag_and_drop >= 0  {
+            action = mp_dnd_action(UInt32(opts.drag_and_drop))
+        }
+
+        let filesClean = files.map{ $0.hasPrefix("file:///.file/id=") ? (URL(string: $0)?.path ?? $0) : $0 }
+        var filesPtr = filesClean.map { UnsafeMutablePointer<CChar>(strdup($0)) }
+        mp_event_drop_files(input, Int32(files.count), &filesPtr, action)
+        for charPtr in filesPtr { free(UnsafeMutablePointer(mutating: charPtr)) }
+    }
+
     func setOption(fullscreen: Bool) {
         optsPtr.pointee.fullscreen = fullscreen
         _ = withUnsafeMutableBytes(of: &optsPtr.pointee.fullscreen) { (ptr: UnsafeMutableRawBufferPointer) in
diff --git a/video/out/mac/view.swift b/video/out/mac/view.swift
index 0ac90f5a54..a05127f0c3 100644
--- a/video/out/mac/view.swift
+++ b/video/out/mac/view.swift
@@ -81,7 +81,7 @@ class View: NSView {
         if types.contains(.fileURL) || types.contains(.URL) {
             if let urls = pb.readObjects(forClasses: [NSURL.self]) as? [URL] {
                 let files = urls.map { $0.absoluteString }
-                EventsResponder.sharedInstance().handleFilesArray(files)
+                mpv?.open(files: files)
                 return true
             }
         } else if types.contains(.string) {
@@ -97,7 +97,7 @@ class View: NSView {
                     filesArray.append(path)
                 }
             }
-            EventsResponder.sharedInstance().handleFilesArray(filesArray)
+            mpv?.open(files: filesArray)
             return true
         }
         return false