Updating with new functions and adding "C" style entrypoint library with example application.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@8564 6f19259b-4bc3-4df7-8a09-765794883524

1 files changed, 38 insertions, 0 deletions

diff --git a/ShellPkg/Include/Library/ShellLib.h b/ShellPkg/Include/Library/ShellLib.h
index 1a9ef5ac59..f0998d8346 100644
--- a/ShellPkg/Include/Library/ShellLib.h
+++ b/ShellPkg/Include/Library/ShellLib.h
@@ -749,4 +749,42 @@ EFIAPI
 ShellInitialize (

   );

 

+/**

+  Print at a specific location on the screen.

+

+  This function will move the cursor to a given screen location, print the specified string, 

+  and return the cursor to the original locaiton.  

+  

+  If -1 is specified for either the Row or Col the current screen location for BOTH 

+  will be used and the cursor's position will not be moved back to an original location.

+

+  if either Row or Col is out of range for the current console, then ASSERT

+  if Format is NULL, then ASSERT

+

+  In addition to the standard %-based flags as supported by UefiLib Print() this supports 

+  the following additional flags:

+    %N       -   Set output attribute to normal

+    %H       -   Set output attribute to highlight

+    %E       -   Set output attribute to error

+    %B       -   Set output attribute to blue color

+    %V       -   Set output attribute to green color

+

+  Note: The background color is controlled by the shell command cls.

+

+  @param[in] Row        the row to print at

+  @param[in] Col        the column to print at

+  @param[in] Format     the format string

+

+  @return the number of characters printed to the screen

+**/

+

+UINTN

+EFIAPI

+ShellPrintEx(

+  IN INT32                Col OPTIONAL,

+  IN INT32                Row OPTIONAL,

+  IN CONST CHAR16         *Format,

+  ...

+  );

+

 #endif // __SHELL_LIB__
\ No newline at end of file