diff options
Diffstat (limited to 'ShellPkg/Library/UefiShellDebug1CommandsLib/EditMenuBar.c')
| -rw-r--r-- | ShellPkg/Library/UefiShellDebug1CommandsLib/EditMenuBar.c | 152 |
1 files changed, 152 insertions, 0 deletions
diff --git a/ShellPkg/Library/UefiShellDebug1CommandsLib/EditMenuBar.c b/ShellPkg/Library/UefiShellDebug1CommandsLib/EditMenuBar.c new file mode 100644 index 0000000000..390c707bc6 --- /dev/null +++ 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 ());
+}
+
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