From 32dc4709a48bea7089d7d84d22e89e4db98baa49 Mon Sep 17 00:00:00 2001
From: Enrico Turri <enricoturri@seznam.cz>
Date: Fri, 23 Aug 2019 12:27:46 +0200
Subject: [PATCH] Workaround to fix gizmos' imgui dialog not showing up the
 first time the user activates them by using keyboard shortcuts.

---
 src/slic3r/GUI/GLCanvas3D.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/slic3r/GUI/GLCanvas3D.cpp b/src/slic3r/GUI/GLCanvas3D.cpp
index 3e668c4d8..8c15d0fb6 100644
--- a/src/slic3r/GUI/GLCanvas3D.cpp
+++ b/src/slic3r/GUI/GLCanvas3D.cpp
@@ -2264,7 +2264,12 @@ void GLCanvas3D::on_char(wxKeyEvent& evt)
         return;
 
     if (m_gizmos.on_char(evt))
+    {
+        // FIXME: Without the following call to render(), the gimgui dialogs are not shown the first time the user tries to open them using the keyboard shortcuts
+        //        (it looks like as if 2 render calls are needed before they show up)
+        render();
         return;
+    }
 
 //#ifdef __APPLE__
 //    ctrlMask |= wxMOD_RAW_CONTROL;