From 662b140c62c9b20a47dfdb39f7f0e381de5da4e3 Mon Sep 17 00:00:00 2001
From: Ryan Prichard <ryan.prichard@gmail.com>
Date: Wed, 16 Nov 2011 00:52:11 -0800
Subject: [PATCH] Add a test program that uses the ioctl-like console interface
 to scroll and write.

---
 Misc/Win32Write1.cc | 40 ++++++++++++++++++++++++++++++++++++++++
 Misc/build_win32.sh |  1 +
 2 files changed, 41 insertions(+)
 create mode 100644 Misc/Win32Write1.cc

diff --git a/Misc/Win32Write1.cc b/Misc/Win32Write1.cc
new file mode 100644
index 0000000..5b99c36
--- /dev/null
+++ b/Misc/Win32Write1.cc
@@ -0,0 +1,40 @@
+/* 
+ * A Win32 program that scrolls and writes to the console using the ioctl-like
+ * interface.
+ */
+
+#include <stdio.h>
+#include <windows.h>
+
+int main()
+{
+  HANDLE conout = GetStdHandle(STD_OUTPUT_HANDLE);
+
+  for (int i = 0; i < 80; ++i) {
+
+    CONSOLE_SCREEN_BUFFER_INFO info;
+    GetConsoleScreenBufferInfo(conout, &info);
+
+    SMALL_RECT src = { 0, 1, info.dwSize.X - 1, info.dwSize.Y - 1 };
+    COORD destOrigin = { 0, 0 };
+    CHAR_INFO fillCharInfo = { 0 };
+    fillCharInfo.Char.AsciiChar = ' ';
+    fillCharInfo.Attributes = 7;
+    ScrollConsoleScreenBuffer(conout, &src, NULL, destOrigin, &fillCharInfo);
+
+    CHAR_INFO buffer = { 0 };
+    buffer.Char.AsciiChar = 'X';
+    buffer.Attributes = 7;
+    COORD bufferSize = { 1, 1 };
+    COORD bufferCoord = { 0, 0 };
+    SMALL_RECT writeRegion = { 0, 0, 0, 0 };
+    writeRegion.Left = writeRegion.Right = i;
+    writeRegion.Top = writeRegion.Bottom = 5;
+    WriteConsoleOutput(conout, 
+		       &buffer, bufferSize, bufferCoord,
+		       &writeRegion);
+
+    Sleep(250);
+  }
+  return 0;
+}
diff --git a/Misc/build_win32.sh b/Misc/build_win32.sh
index 3943dfc..549cbbc 100644
--- a/Misc/build_win32.sh
+++ b/Misc/build_win32.sh
@@ -1,3 +1,4 @@
 #!/bin/bash
 g++ Win32Echo1.cc -o Win32Echo1
 g++ Win32Echo2.cc -o Win32Echo2
+g++ Win32Write1.cc -o Win32Write1