patch 8.0.0396: 'balloonexpr' only works synchronously
Problem: 'balloonexpr' only works synchronously.
Solution: Add balloon_show(). (Jusufadis Bakamovic, closes #1449)
diff --git a/src/os_win32.c b/src/os_win32.c
index adbb199..a304842 100644
--- a/src/os_win32.c
+++ b/src/os_win32.c
@@ -1467,6 +1467,12 @@
dwWaitTime = 10;
}
#endif
+#ifdef FEAT_BEVAL
+ if (p_beval && dwWaitTime > 100)
+ /* The 'balloonexpr' may indirectly invoke a callback while
+ * waiting for a character, need to check often. */
+ dwWaitTime = 100;
+#endif
#ifdef FEAT_MZSCHEME
if (mzthreads_allowed() && p_mzq > 0
&& (msec < 0 || (long)dwWaitTime > p_mzq))