add Edit and Hexedit shared features.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@11437 6f19259b-4bc3-4df7-8a09-765794883524
2011-03-25 21:15:26 +00:00
parent 632820d1cf
commit 2442e62af7
8 changed files with 1265 additions and 0 deletions
--- a/ShellPkg/Library/UefiShellDebug1CommandsLib/EditMenuBar.c
+++ b/ShellPkg/Library/UefiShellDebug1CommandsLib/EditMenuBar.c
@ -0,0 +1,152 @@
+/** @file
+  implements menubar interface functions.
+
+  Copyright (c) 2005 - 2011, Intel Corporation. All rights reserved. <BR>
+  This program and the accompanying materials
+  are licensed and made available under the terms and conditions of the BSD License
+  which accompanies this distribution.  The full text of the license may be found at
+  http://opensource.org/licenses/bsd-license.php
+
+  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+#include "EditMenuBar.h"
+#include "UefiShellDebug1CommandsLib.h"
+#include "EditStatusBar.h"
+
+EDITOR_MENU_ITEM  *MenuItems;
+UINTN                 NumItems;
+
+/**
+  Cleanup function for a menu bar.  frees all allocated memory.
+**/
+VOID
+EFIAPI
+MenuBarCleanup (
+  VOID
+  )
+{
+  SHELL_FREE_NON_NULL(MenuItems);
+}
+
+/**
+  Initializa the menu bar with the specified items.
+
+  @param[in] Items              The items to display and their functions.
+
+  @retval EFI_SUCCESS           The initialization was correct.
+  @retval EFI_OUT_OF_RESOURCES  A memory allocation failed.
+**/
+EFI_STATUS
+EFIAPI
+MenuBarInit (
+  IN CONST EDITOR_MENU_ITEM  *Items
+  )
+{
+  CONST EDITOR_MENU_ITEM  *ItemsWalker;
+
+  for (NumItems = 0, ItemsWalker = Items ; ItemsWalker != NULL && ItemsWalker->Function != NULL ; ItemsWalker++,NumItems++);
+  
+  MenuItems = AllocateZeroPool((NumItems+1) * sizeof(EDITOR_MENU_ITEM));
+  if (MenuItems == NULL) {
+    return EFI_OUT_OF_RESOURCES;
+  }
+  CopyMem(MenuItems, Items, (NumItems+1) * sizeof(EDITOR_MENU_ITEM));
+  return EFI_SUCCESS;
+}
+
+/**
+  Refresh function for the menu bar.
+
+  @param[in] LastRow            The last printable row.
+  @param[in] LastCol            The last printable column.
+
+  @retval EFI_SUCCESS           The refresh was successful.
+**/
+EFI_STATUS
+EFIAPI
+MenuBarRefresh (
+  IN CONST UINTN LastRow,
+  IN CONST UINTN LastCol
+  )
+{
+  EDITOR_MENU_ITEM  *Item;
+  UINTN                 Col;
+  UINTN                 Row;
+  UINTN                 Width;
+  CHAR16                *NameString;
+  CHAR16                *FunctionKeyString;
+
+  //
+  // variable initialization
+  //
+  Col = 1;
+  Row = (LastRow - 2);
+
+  //
+  // clear menu bar rows
+  //
+  EditorClearLine (LastRow - 2, LastCol, LastRow);
+  EditorClearLine (LastRow - 1, LastCol, LastRow);
+  EditorClearLine (LastRow    , LastCol, LastRow);
+
+
+  //
+  // print out the menu items
+  //
+  for (Item = MenuItems; Item != NULL && Item->Function != NULL; Item++) {
+
+
+    NameString = HiiGetString(gShellDebug1HiiHandle, Item->NameToken, NULL);
+
+
+    Width             = MAX ((StrLen (NameString) + 6), 20);
+    if (((Col + Width) > LastCol)) {
+      Row++;
+      Col = 1;
+    }
+
+    FunctionKeyString = HiiGetString(gShellDebug1HiiHandle, Item->FunctionKeyToken, NULL);
+
+    ShellPrintEx ((INT32)(Col) - 1, (INT32)(Row) - 1, L"%E%s%N  %H%s%N  ", FunctionKeyString, NameString);
+
+    FreePool (NameString);
+    FreePool (FunctionKeyString);
+    Col += Width;
+  }
+
+  return EFI_SUCCESS;
+}
+
+/**
+  Function to dispatch the correct function based on a function key (F1...)
+
+  @param[in] Key                The pressed key.
+
+  @retval EFI_NOT_FOUND         The key was not a valid function key 
+                                (an error was sent to the status bar).
+  @return The return value from the called dispatch function.
+**/
+EFI_STATUS
+EFIAPI
+MenuBarDispatchFunctionKey (
+  IN CONST EFI_INPUT_KEY   *Key
+  )
+{
+  UINTN                 Index;
+
+  Index     = Key->ScanCode - SCAN_F1;
+
+  //
+  // check whether in range
+  //
+  if (Index > (NumItems - 1)) {
+    StatusBarSetStatusString (L"Unknown Command");
+    return EFI_SUCCESS;
+  }
+
+  return (MenuItems[Index].Function ());
+}
+