From 74ec3a92dfe6f4a78bb1cc2b5c102210c58820e7 Mon Sep 17 00:00:00 2001
From: arch1t3cht <arch1t3cht@gmail.com>
Date: Sat, 25 Feb 2023 12:31:27 +0100
Subject: [PATCH] lua: Interact with clipboard on main gui thread

Fixes arch1t3cht/Aegisub#22 .
---
 src/auto4_lua.cpp | 23 ++++++++++-------------
 1 file changed, 10 insertions(+), 13 deletions(-)

diff --git a/src/auto4_lua.cpp b/src/auto4_lua.cpp
index c34c87e226..69a308efe3 100644
--- a/src/auto4_lua.cpp
+++ b/src/auto4_lua.cpp
@@ -124,7 +124,8 @@ namespace {
 
 	const char *clipboard_get()
 	{
-		std::string data = GetClipboard();
+		std::string data;
+		agi::dispatch::Main().Sync([&] { data = GetClipboard(); });
 		if (data.empty())
 			return nullptr;
 		return strndup(data);
@@ -134,18 +135,14 @@ namespace {
 	{
 		bool succeeded = false;
 
-#if wxUSE_OLE
-		// OLE needs to be initialized on each thread that wants to write to
-		// the clipboard, which wx does not handle automatically
-		wxClipboard cb;
-#else
-		wxClipboard &cb = *wxTheClipboard;
-#endif
-		if (cb.Open()) {
-			succeeded = cb.SetData(new wxTextDataObject(wxString::FromUTF8(str)));
-			cb.Close();
-			cb.Flush();
-		}
+		agi::dispatch::Main().Sync([&] {
+			wxClipboard &cb = *wxTheClipboard;
+			if (cb.Open()) {
+				succeeded = cb.SetData(new wxTextDataObject(wxString::FromUTF8(str)));
+				cb.Close();
+				cb.Flush();
+			}
+		});
 
 		return succeeded;
 	}