Windows: Draw something immediately when the window is opened

Avoids having a flash of white or other system-provided default window
contents when opening a window for the first time.

1 files changed, 1 insertions, 0 deletions

diff --git a/src/ui/window.h b/src/ui/window.h
index 25d81e6f..5bde9065 100644
--- a/src/ui/window.h
+++ b/src/ui/window.h
@@ -38,6 +38,7 @@ struct Impl_Window {
     iRect         lastRect; /* updated when window is moved/resized */
     iInt2         lastNotifiedSize; /* keep track of horizontal/vertical notifications */
     iBool         isDrawFrozen; /* avoids premature draws while restoring window state */
+    iBool         isExposed;
     iBool         isMouseInside;
     uint32_t      focusGainedAt;
     SDL_Renderer *render;