From a29f1fdbb487a09e1c82d9dcef6b46277b4bc733 Mon Sep 17 00:00:00 2001
From: Eugene Sandulenko
Date: Mon, 16 Dec 2019 01:00:17 +0100
Subject: GRAPHICS: MACGUI: Clear preallocated screen in WM when override is
 requested

---
 graphics/macgui/macwindowmanager.cpp | 2 +-
 graphics/macgui/macwindowmanager.h   | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

(limited to 'graphics')

diff --git a/graphics/macgui/macwindowmanager.cpp b/graphics/macgui/macwindowmanager.cpp
index 7e7c1b1627..900c06dff5 100644
--- a/graphics/macgui/macwindowmanager.cpp
+++ b/graphics/macgui/macwindowmanager.cpp
@@ -149,7 +149,7 @@ static void menuTimerHandler(void *refCon);
 
 MacWindowManager::MacWindowManager(uint32 mode) {
 	_screen = 0;
-	_screenCopy = 0;
+	_screenCopy = nullptr;
 	_lastId = 0;
 	_activeWindow = -1;
 	_needsRemoval = false;
diff --git a/graphics/macgui/macwindowmanager.h b/graphics/macgui/macwindowmanager.h
index 2e3e3128c3..7e195f07dc 100644
--- a/graphics/macgui/macwindowmanager.h
+++ b/graphics/macgui/macwindowmanager.h
@@ -107,7 +107,7 @@ public:
 	 * Note that this method should be called as soon as the WM is created.
 	 * @param screen Surface on which the desktop will be drawn.
 	 */
-	void setScreen(ManagedSurface *screen) { _screen = screen; }
+	void setScreen(ManagedSurface *screen) { _screen = screen; delete _screenCopy; _screenCopy = nullptr; }
 	/**
 	 * Create a window with the given parameters.
 	 * Note that this method allocates the necessary memory for the window.
-- 
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