From b452984bca56bceb9821a6c90f47efd5888fa06f Mon Sep 17 00:00:00 2001
From: SlowRiot <slowriot@voxelstorm.com>
Date: Thu, 2 Apr 2026 23:03:29 +0100
Subject: [PATCH] hide the browser cursor if imgui is handling software cursor
 rendering

---
 backends/imgui_impl_emscripten.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/backends/imgui_impl_emscripten.cpp b/backends/imgui_impl_emscripten.cpp
index 837131841..df8f9047a 100644
--- a/backends/imgui_impl_emscripten.cpp
+++ b/backends/imgui_impl_emscripten.cpp
@@ -425,6 +425,12 @@ void update_cursor(ImGui_ImplEmscripten_Data* bd)
     ImGuiIO& io{ImGui::GetIO()};
     if (io.ConfigFlags & ImGuiConfigFlags_NoMouseCursorChange) return;
 
+    if (io.MouseDrawCursor)                                                     // hide the cursor for the entire window if imgui is handling cursor drawing - not just when imgui wants to capture the mouse
+    {
+        set_cursor_if_necessary(bd->CurrentCursor, emscripten_browser_cursor_internal::cursor::none);
+        return;
+    }
+
     if (io.WantCaptureMouse)                                                    // mouse is hovering over the gui
     {
         if (bd->CursorToRestore == nullptr)