Added a check for empty scrollbar range.

cdbab8bc · Krzysztof Foltman · Alexandre Julliard · d5749b45 · cdbab8bc
Commit cdbab8bc authored Mar 07, 2005 by Krzysztof Foltman Committed by Alexandre Julliard Mar 07, 2005
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paint.c dlls/riched20/paint.c +1 -0

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--- a/dlls/riched20/paint.c
+++ b/dlls/riched20/paint.c
@@ -310,6 +310,7 @@ void ME_UpdateScrollBar(ME_TextEditor *editor, int ypos)
  GetScrollInfo(hWnd, SB_VERT, &si);
  
  if (ypos < 0) {
+    if (si.nMax<1) si.nMax = 1;
    perc = 1.0*si.nPos/si.nMax;
    ypos = perc*overflow;
  }