From ed301f0548438692269481096e6ef51c3ead01dc Mon Sep 17 00:00:00 2001
From: David Robillard <d@drobilla.net>
Date: Mon, 9 Mar 2020 21:49:52 +0100
Subject: Windows: Configure and redraw only when window is shown, not hidden

---
 pugl/detail/win.c | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

(limited to 'pugl')

diff --git a/pugl/detail/win.c b/pugl/detail/win.c
index 2f10ff1..b7f03a3 100644
--- a/pugl/detail/win.c
+++ b/pugl/detail/win.c
@@ -552,9 +552,11 @@ handleMessage(PuglView* view, UINT message, WPARAM wParam, LPARAM lParam)
 
 	switch (message) {
 	case WM_SHOWWINDOW:
-		handleConfigure(view, &event);
-		RedrawWindow(view->impl->hwnd, NULL, NULL,
-		             RDW_INVALIDATE|RDW_ALLCHILDREN|RDW_INTERNALPAINT);
+		if (wParam) {
+			handleConfigure(view, &event);
+			RedrawWindow(view->impl->hwnd, NULL, NULL,
+			             RDW_INVALIDATE|RDW_ALLCHILDREN|RDW_INTERNALPAINT);
+		}
 		break;
 	case WM_SIZE:
 		handleConfigure(view, &event);
-- 
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