From 162aa0cad54f2e6b26cb7f5b8e78c3db0874c0a9 Mon Sep 17 00:00:00 2001
From: nyamatongwe <unknown>
Date: Tue, 3 Aug 2004 01:37:22 +0000
Subject: Patch from Kein-Hong Man to ensure system caret bitmap is empty.

---
 win32/ScintillaWin.cxx | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/win32/ScintillaWin.cxx b/win32/ScintillaWin.cxx
index be21fa4d5..647ae982e 100644
--- a/win32/ScintillaWin.cxx
+++ b/win32/ScintillaWin.cxx
@@ -2138,7 +2138,13 @@ BOOL ScintillaWin::CreateSystemCaret() {
 		sysCaretWidth = 1;
 	}
 	sysCaretHeight = vs.lineHeight;
-	sysCaretBitmap = ::CreateBitmap(sysCaretWidth, sysCaretHeight, 1, 1, NULL);
+	int bitmapSize = (((sysCaretWidth + 15) & ~15) >> 3) *
+		sysCaretHeight;
+	char *bits = new char[bitmapSize];
+	memset(bits, 0, bitmapSize);
+	sysCaretBitmap = ::CreateBitmap(sysCaretWidth, sysCaretHeight, 1,
+		1, reinterpret_cast<BYTE *>(bits));
+	delete []bits;
 	BOOL retval = ::CreateCaret(
 		MainHWND(), sysCaretBitmap,
 		sysCaretWidth, sysCaretHeight);
-- 
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