From 4bff15278e83616e4da6be9d36ed05c0c949545b Mon Sep 17 00:00:00 2001
From: Matthias Melcher <github@matthiasm.com>
Date: Thu, 5 Jan 2023 15:20:05 +0100
Subject: Adding Fl::hide_all_windows()

---
 src/Fl.cxx | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'src')

diff --git a/src/Fl.cxx b/src/Fl.cxx
index e7ba9f04d..53fb7fff1 100644
--- a/src/Fl.cxx
+++ b/src/Fl.cxx
@@ -668,6 +668,17 @@ int Fl::ready()
   return system_driver()->ready();
 }
 
+/** Hide all visible window to make FLTK leav Fl::run().
+ Fl:run() will run as long as there are visible windows. Call hide_all_windows()
+ will hide all windows, effectively terminating the Fl::run() loop.
+ \see Fl::run()
+ */
+void Fl::hide_all_windows() {
+  while (Fl::first_window()) {
+    Fl::first_window()->hide();
+  }
+}
+
 int Fl::program_should_quit_ = 0;
 
 ////////////////////////////////////////////////////////////////
-- 
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