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1984 lines
51 KiB
C
1984 lines
51 KiB
C
/** @file
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Implements editor interface functions.
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Copyright (c) 2005 - 2018, Intel Corporation. All rights reserved. <BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#include "TextEditor.h"
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#include "EditStatusBar.h"
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#include "EditInputBar.h"
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#include "EditMenuBar.h"
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//
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// the first time editor launch
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//
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BOOLEAN EditorFirst;
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//
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// it's time editor should exit
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//
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BOOLEAN EditorExit;
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BOOLEAN EditorMouseAction;
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extern EFI_EDITOR_FILE_BUFFER FileBuffer;
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extern BOOLEAN FileBufferNeedRefresh;
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extern BOOLEAN FileBufferOnlyLineNeedRefresh;
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extern BOOLEAN FileBufferMouseNeedRefresh;
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extern EFI_EDITOR_FILE_BUFFER FileBufferBackupVar;
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EFI_EDITOR_GLOBAL_EDITOR MainEditor;
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/**
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Load a file from disk to editor
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@retval EFI_SUCCESS The operation was successful.
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@retval EFI_LOAD_ERROR A load error occured.
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@retval EFI_OUT_OF_RESOURCES A memory allocation failed.
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**/
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EFI_STATUS
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MainCommandOpenFile (
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VOID
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);
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/**
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Switch a file from ASCII to UNICODE or vise-versa.
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@retval EFI_SUCCESS The switch was ok or a warning was presented.
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**/
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EFI_STATUS
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MainCommandSwitchFileType (
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VOID
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);
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/**
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move cursor to specified lines
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@retval EFI_SUCCESS The operation was successful.
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**/
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EFI_STATUS
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MainCommandGotoLine (
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VOID
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);
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/**
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Save current file to disk, you can save to current file name or
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save to another file name.
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@retval EFI_SUCCESS The file was saved correctly.
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@retval EFI_OUT_OF_RESOURCES A memory allocation failed.
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@retval EFI_LOAD_ERROR A file access error occured.
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**/
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EFI_STATUS
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MainCommandSaveFile (
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VOID
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);
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/**
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Show help information for the editor.
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@retval EFI_SUCCESS The operation was successful.
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**/
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EFI_STATUS
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MainCommandDisplayHelp (
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VOID
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);
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/**
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exit editor
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@retval EFI_SUCCESS The operation was successful.
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@retval EFI_OUT_OF_RESOURCES A memory allocation failed.
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@retval EFI_LOAD_ERROR A load error occured.
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**/
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EFI_STATUS
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MainCommandExit (
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VOID
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);
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/**
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search string in file buffer
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@retval EFI_SUCCESS The operation was successful.
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@retval EFI_OUT_OF_RESOURCES A memory allocation failed.
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@retval EFI_LOAD_ERROR A load error occured.
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**/
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EFI_STATUS
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MainCommandSearch (
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VOID
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);
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/**
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search string in file buffer, and replace it with another str
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@retval EFI_SUCCESS The operation was successful.
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@retval EFI_OUT_OF_RESOURCES A memory allocation failed.
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@retval EFI_LOAD_ERROR A load error occured.
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**/
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EFI_STATUS
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MainCommandSearchReplace (
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VOID
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);
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/**
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cut current line to clipboard
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@retval EFI_SUCCESS The operation was successful.
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@retval EFI_OUT_OF_RESOURCES A memory allocation failed.
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@retval EFI_LOAD_ERROR A load error occured.
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**/
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EFI_STATUS
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MainCommandCutLine (
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VOID
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);
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/**
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paste line to file buffer.
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@retval EFI_SUCCESS The operation was successful.
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@retval EFI_OUT_OF_RESOURCES A memory allocation failed.
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@retval EFI_LOAD_ERROR A load error occured.
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**/
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EFI_STATUS
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MainCommandPasteLine (
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VOID
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);
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/**
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Help info that will be displayed.
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**/
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EFI_STRING_ID MainMenuHelpInfo[] = {
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STRING_TOKEN(STR_EDIT_HELP_TITLE),
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STRING_TOKEN(STR_EDIT_HELP_BLANK),
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STRING_TOKEN(STR_EDIT_HELP_LIST_TITLE),
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STRING_TOKEN(STR_EDIT_HELP_DIV),
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STRING_TOKEN(STR_EDIT_HELP_GO_TO_LINE),
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STRING_TOKEN(STR_EDIT_HELP_SAVE_FILE),
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STRING_TOKEN(STR_EDIT_HELP_EXIT),
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STRING_TOKEN(STR_EDIT_HELP_SEARCH),
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STRING_TOKEN(STR_EDIT_HELP_SEARCH_REPLACE),
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STRING_TOKEN(STR_EDIT_HELP_CUT_LINE),
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STRING_TOKEN(STR_EDIT_HELP_PASTE_LINE),
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STRING_TOKEN(STR_EDIT_HELP_OPEN_FILE),
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STRING_TOKEN(STR_EDIT_HELP_FILE_TYPE),
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STRING_TOKEN(STR_EDIT_HELP_BLANK),
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STRING_TOKEN(STR_EDIT_HELP_EXIT_HELP),
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STRING_TOKEN(STR_EDIT_HELP_BLANK),
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STRING_TOKEN(STR_EDIT_HELP_BLANK),
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STRING_TOKEN(STR_EDIT_HELP_BLANK),
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STRING_TOKEN(STR_EDIT_HELP_BLANK),
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STRING_TOKEN(STR_EDIT_HELP_BLANK),
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STRING_TOKEN(STR_EDIT_HELP_BLANK),
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STRING_TOKEN(STR_EDIT_HELP_BLANK),
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STRING_TOKEN(STR_EDIT_HELP_DIV),
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0
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};
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MENU_ITEM_FUNCTION MainControlBasedMenuFunctions[] = {
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NULL,
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NULL, /* Ctrl - A */
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NULL, /* Ctrl - B */
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NULL, /* Ctrl - C */
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NULL, /* Ctrl - D */
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MainCommandDisplayHelp, /* Ctrl - E */
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MainCommandSearch, /* Ctrl - F */
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MainCommandGotoLine, /* Ctrl - G */
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NULL, /* Ctrl - H */
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NULL, /* Ctrl - I */
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NULL, /* Ctrl - J */
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MainCommandCutLine, /* Ctrl - K */
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NULL, /* Ctrl - L */
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NULL, /* Ctrl - M */
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NULL, /* Ctrl - N */
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MainCommandOpenFile, /* Ctrl - O */
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NULL, /* Ctrl - P */
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MainCommandExit, /* Ctrl - Q */
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MainCommandSearchReplace, /* Ctrl - R */
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MainCommandSaveFile, /* Ctrl - S */
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MainCommandSwitchFileType, /* Ctrl - T */
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MainCommandPasteLine, /* Ctrl - U */
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NULL, /* Ctrl - V */
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NULL, /* Ctrl - W */
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NULL, /* Ctrl - X */
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NULL, /* Ctrl - Y */
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NULL, /* Ctrl - Z */
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};
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EDITOR_MENU_ITEM MainMenuItems[] = {
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{
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STRING_TOKEN(STR_EDIT_LIBMENUBAR_GO_TO_LINE),
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STRING_TOKEN(STR_EDIT_LIBMENUBAR_F1),
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MainCommandGotoLine
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},
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{
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STRING_TOKEN(STR_EDIT_LIBMENUBAR_SAVE_FILE),
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STRING_TOKEN(STR_EDIT_LIBMENUBAR_F2),
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MainCommandSaveFile
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},
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{
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STRING_TOKEN(STR_EDIT_LIBMENUBAR_EXIT),
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STRING_TOKEN(STR_EDIT_LIBMENUBAR_F3),
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MainCommandExit
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},
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{
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STRING_TOKEN(STR_EDIT_LIBMENUBAR_SEARCH),
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STRING_TOKEN(STR_EDIT_LIBMENUBAR_F4),
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MainCommandSearch
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},
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{
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STRING_TOKEN(STR_EDIT_LIBMENUBAR_SEARCH_REPLACE),
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STRING_TOKEN(STR_EDIT_LIBMENUBAR_F5),
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MainCommandSearchReplace
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},
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{
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STRING_TOKEN(STR_EDIT_LIBMENUBAR_CUT_LINE),
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STRING_TOKEN(STR_EDIT_LIBMENUBAR_F6),
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MainCommandCutLine
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},
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{
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STRING_TOKEN(STR_EDIT_LIBMENUBAR_PASTE_LINE),
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STRING_TOKEN(STR_EDIT_LIBMENUBAR_F7),
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MainCommandPasteLine
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},
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{
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STRING_TOKEN(STR_EDIT_LIBMENUBAR_OPEN_FILE),
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STRING_TOKEN(STR_EDIT_LIBMENUBAR_F8),
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MainCommandOpenFile
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},
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{
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STRING_TOKEN(STR_EDIT_LIBMENUBAR_FILE_TYPE),
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STRING_TOKEN(STR_EDIT_LIBMENUBAR_F9),
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MainCommandSwitchFileType
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},
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{
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STRING_TOKEN(STR_EDIT_LIBMENUBAR_FILE_TYPE),
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STRING_TOKEN(STR_EDIT_LIBMENUBAR_F11),
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MainCommandSwitchFileType
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},
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{
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0,
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0,
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NULL
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}
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};
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/**
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Load a file from disk to editor
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@retval EFI_SUCCESS The operation was successful.
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@retval EFI_LOAD_ERROR A load error occured.
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@retval EFI_OUT_OF_RESOURCES A memory allocation failed.
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**/
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EFI_STATUS
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MainCommandOpenFile (
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VOID
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)
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{
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BOOLEAN Done;
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EFI_STATUS Status;
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//
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// This command will open a file from current working directory.
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// Read-only file can also be opened. But it can not be modified.
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// Below is the scenario of Open File command:
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// 1.IF currently opened file has not been modIFied, directly go to step .
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// IF currently opened file has been modified,
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// an Input Bar will be prompted as :
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// "File Modified. Save ( Yes/No/Cancel) ?"
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// IF user press 'y' or 'Y', currently opened file will be saved.
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// IF user press 'n' or 'N', currently opened file will
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// not be saved.
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// IF user press 'c' or 'C' or ESC, Open File command ends and
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// currently opened file is still opened.
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//
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// 2. An Input Bar will be prompted as : "File Name to Open: "
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// IF user press ESC, Open File command ends and
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// currently opened file is still opened.
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// Any other inputs with a Return will
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// cause currently opened file close.
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//
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// 3. IF user input file name is an existing file , this file will be read
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// and opened.
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// IF user input file name is a new file, this file will be created
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// and opened. This file's type ( UNICODE or ASCII ) is the same
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// with the old file.
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// if current file is modified, so you need to choose
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// whether to save it first.
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//
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if (MainEditor.FileBuffer->FileModified) {
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Status = InputBarSetPrompt (L"File modified. Save (Yes/No/Cancel) ? ");
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if (EFI_ERROR (Status)) {
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return Status;
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}
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//
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// the answer is just one character
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//
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Status = InputBarSetStringSize (1);
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if (EFI_ERROR (Status)) {
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return Status;
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}
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//
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// loop for user's answer
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// valid answer is just 'y' 'Y', 'n' 'N', 'c' 'C'
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//
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Done = FALSE;
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while (!Done) {
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Status = InputBarRefresh (MainEditor.ScreenSize.Row, MainEditor.ScreenSize.Column);
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StatusBarSetRefresh();
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//
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// ESC pressed
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//
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if (Status == EFI_NOT_READY) {
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return EFI_SUCCESS;
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}
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switch (InputBarGetString()[0]) {
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case L'y':
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case L'Y':
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//
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// want to save this file first
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//
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Status = FileBufferSave (MainEditor.FileBuffer->FileName);
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if (EFI_ERROR (Status)) {
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return Status;
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}
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MainTitleBarRefresh (MainEditor.FileBuffer->FileName, MainEditor.FileBuffer->FileType, MainEditor.FileBuffer->ReadOnly, MainEditor.FileBuffer->FileModified, MainEditor.ScreenSize.Column, MainEditor.ScreenSize.Row, 0, 0);
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FileBufferRestorePosition ();
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Done = TRUE;
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break;
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case L'n':
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case L'N':
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//
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// the file won't be saved
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//
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Done = TRUE;
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break;
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case L'c':
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case L'C':
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return EFI_SUCCESS;
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}
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}
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}
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//
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// TO get the open file name
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//
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Status = InputBarSetPrompt (L"File Name to Open: ");
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if (EFI_ERROR (Status)) {
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FileBufferRead (MainEditor.FileBuffer->FileName, TRUE);
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return Status;
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}
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Status = InputBarSetStringSize (100);
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if (EFI_ERROR (Status)) {
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FileBufferRead (MainEditor.FileBuffer->FileName, TRUE);
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return Status;
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}
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while (1) {
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Status = InputBarRefresh (MainEditor.ScreenSize.Row, MainEditor.ScreenSize.Column);
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StatusBarSetRefresh();
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//
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// ESC pressed
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//
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if (Status == EFI_NOT_READY) {
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return EFI_SUCCESS;
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}
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//
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// The input string length should > 0
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//
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if (StrLen (InputBarGetString()) > 0) {
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//
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// CHECK if filename is valid
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//
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if (!IsValidFileName (InputBarGetString())) {
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FileBufferRead (MainEditor.FileBuffer->FileName, TRUE);
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StatusBarSetStatusString (L"Invalid File Name");
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return EFI_SUCCESS;
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}
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break;
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}
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}
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//
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// read from disk
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//
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Status = FileBufferRead (InputBarGetString(), FALSE);
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if (EFI_ERROR (Status)) {
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FileBufferRead (MainEditor.FileBuffer->FileName, TRUE);
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return EFI_LOAD_ERROR;
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}
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return EFI_SUCCESS;
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}
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/**
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Switch a file from ASCII to UNICODE or vise-versa.
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@retval EFI_SUCCESS The switch was ok or a warning was presented.
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**/
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EFI_STATUS
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MainCommandSwitchFileType (
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VOID
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)
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{
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//
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// Below is the scenario of File Type command:
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// After File Type is executed, file type will be changed to another type
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// if file is read-only, can not be modified
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//
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if (MainEditor.FileBuffer->ReadOnly) {
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StatusBarSetStatusString (L"Read Only File Can Not Be Modified");
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return EFI_SUCCESS;
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}
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if (MainEditor.FileBuffer->FileType == FileTypeUnicode) {
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MainEditor.FileBuffer->FileType = FileTypeAscii;
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} else {
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MainEditor.FileBuffer->FileType = FileTypeUnicode;
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}
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MainEditor.FileBuffer->FileModified = TRUE;
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return EFI_SUCCESS;
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}
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/**
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cut current line to clipboard
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@retval EFI_SUCCESS The operation was successful.
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@retval EFI_OUT_OF_RESOURCES A memory allocation failed.
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@retval EFI_LOAD_ERROR A load error occured.
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**/
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EFI_STATUS
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MainCommandCutLine (
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VOID
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)
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{
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EFI_STATUS Status;
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EFI_EDITOR_LINE *Line;
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//
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// This command will cut current line ( where cursor is on ) to clip board.
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// And cursor will move to the beginning of next line.
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// Below is the scenario of Cut Line command:
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// 1. IF cursor is on valid line, current line will be cut to clip board.
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// IF cursor is not on valid line, an Status String will be prompted :
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// "Nothing to Cut".
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//
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Line = NULL;
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Status = FileBufferCutLine (&Line);
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if (Status == EFI_NOT_FOUND) {
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return EFI_SUCCESS;
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}
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if (EFI_ERROR (Status)) {
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return Status;
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}
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MainEditor.CutLine = Line;
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return EFI_SUCCESS;
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}
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/**
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paste line to file buffer.
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@retval EFI_SUCCESS The operation was successful.
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@retval EFI_OUT_OF_RESOURCES A memory allocation failed.
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@retval EFI_LOAD_ERROR A load error occured.
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**/
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EFI_STATUS
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MainCommandPasteLine (
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VOID
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)
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{
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EFI_STATUS Status;
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//
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// Below is the scenario of Paste Line command:
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// 1. IF nothing is on clipboard, a Status String will be prompted :
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// "No Line to Paste" and Paste Line command ends.
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// IF something is on clipboard, insert it above current line.
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// nothing on clipboard
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//
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if (MainEditor.CutLine == NULL) {
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StatusBarSetStatusString (L"No Line to Paste");
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return EFI_SUCCESS;
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}
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Status = FileBufferPasteLine ();
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return Status;
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}
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/**
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search string in file buffer
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@retval EFI_SUCCESS The operation was successful.
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@retval EFI_OUT_OF_RESOURCES A memory allocation failed.
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@retval EFI_LOAD_ERROR A load error occured.
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**/
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EFI_STATUS
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MainCommandSearch (
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VOID
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)
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{
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EFI_STATUS Status;
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CHAR16 *Buffer;
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BOOLEAN Done;
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UINTN Offset;
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//
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// Below is the scenario of Search command:
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// 1. An Input Bar will be prompted : "Enter Search String:".
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// IF user press ESC, Search command ends.
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// IF user just press Enter, Search command ends.
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// IF user inputs the search string, do Step 2.
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//
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// 2. IF input search string is found, cursor will move to the first
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// occurrence and do Step 3.
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// IF input search string is not found, a Status String
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// "Search String Not Found" will be prompted and Search command ends.
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//
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// 3. An Input Bar will be prompted: "Find Next (Yes/No/Cancel ) ?".
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// IF user press ESC, Search command ends.
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// IF user press 'y' or 'Y', do Step 2.
|
|
// IF user press 'n' or 'N', Search command ends.
|
|
// IF user press 'c' or 'C', Search command ends.
|
|
//
|
|
Status = InputBarSetPrompt (L"Enter Search String: ");
|
|
if (EFI_ERROR (Status)) {
|
|
return Status;
|
|
}
|
|
|
|
Status = InputBarSetStringSize (40);
|
|
if (EFI_ERROR (Status)) {
|
|
return Status;
|
|
}
|
|
|
|
Status = InputBarRefresh (MainEditor.ScreenSize.Row, MainEditor.ScreenSize.Column);
|
|
StatusBarSetRefresh();
|
|
|
|
//
|
|
// ESC
|
|
//
|
|
if (Status == EFI_NOT_READY) {
|
|
return EFI_SUCCESS;
|
|
}
|
|
//
|
|
// just enter pressed
|
|
//
|
|
if (StrLen (InputBarGetString()) == 0) {
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
Buffer = CatSPrint (NULL, L"%s", InputBarGetString());
|
|
if (Buffer == NULL) {
|
|
return EFI_OUT_OF_RESOURCES;
|
|
}
|
|
//
|
|
// the first time , search from current position
|
|
//
|
|
Offset = 0;
|
|
do {
|
|
//
|
|
// since search may be continued to search multiple times
|
|
// so we need to backup editor each time
|
|
//
|
|
MainEditorBackup ();
|
|
|
|
Status = FileBufferSearch (Buffer, Offset);
|
|
|
|
if (Status == EFI_NOT_FOUND) {
|
|
break;
|
|
}
|
|
//
|
|
// Find next
|
|
//
|
|
Status = InputBarSetPrompt (L"Find Next (Yes/No) ?");
|
|
if (EFI_ERROR (Status)) {
|
|
FreePool (Buffer);
|
|
return Status;
|
|
}
|
|
|
|
Status = InputBarSetStringSize (1);
|
|
if (EFI_ERROR (Status)) {
|
|
FreePool (Buffer);
|
|
return Status;
|
|
}
|
|
|
|
Done = FALSE;
|
|
while (!Done) {
|
|
Status = InputBarRefresh (MainEditor.ScreenSize.Row, MainEditor.ScreenSize.Column);
|
|
StatusBarSetRefresh();
|
|
|
|
//
|
|
// ESC pressed
|
|
//
|
|
if (Status == EFI_NOT_READY) {
|
|
FreePool (Buffer);
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
switch (InputBarGetString()[0]) {
|
|
case L'y':
|
|
case L'Y':
|
|
Done = TRUE;
|
|
break;
|
|
|
|
case L'n':
|
|
case L'N':
|
|
FreePool (Buffer);
|
|
return EFI_SUCCESS;
|
|
|
|
}
|
|
//
|
|
// end of which
|
|
//
|
|
}
|
|
//
|
|
// end of while !Done
|
|
// for search second, third time, search from current position + strlen
|
|
//
|
|
Offset = StrLen (Buffer);
|
|
|
|
} while (1);
|
|
//
|
|
// end of do
|
|
//
|
|
FreePool (Buffer);
|
|
StatusBarSetStatusString (L"Search String Not Found");
|
|
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
/**
|
|
Search string in file buffer, and replace it with another str.
|
|
|
|
@retval EFI_SUCCESS The operation was successful.
|
|
@retval EFI_OUT_OF_RESOURCES A memory allocation failed.
|
|
@retval EFI_LOAD_ERROR A load error occured.
|
|
**/
|
|
EFI_STATUS
|
|
MainCommandSearchReplace (
|
|
VOID
|
|
)
|
|
{
|
|
EFI_STATUS Status;
|
|
CHAR16 *Search;
|
|
CHAR16 *Replace;
|
|
BOOLEAN Done;
|
|
BOOLEAN First;
|
|
BOOLEAN ReplaceOption;
|
|
UINTN SearchLen;
|
|
UINTN ReplaceLen;
|
|
BOOLEAN ReplaceAll;
|
|
|
|
ReplaceOption = FALSE;
|
|
|
|
//
|
|
// Below is the scenario of Search/Replace command:
|
|
// 1. An Input Bar is prompted : "Enter Search String:".
|
|
// IF user press ESC, Search/Replace command ends.
|
|
// IF user just press Enter, Search/Replace command ends.
|
|
// IF user inputs the search string S, do Step 2.
|
|
//
|
|
// 2. An Input Bar is prompted: "Replace With:".
|
|
// IF user press ESC, Search/Replace command ends.
|
|
// IF user inputs the replace string R, do Step 3.
|
|
//
|
|
// 3. IF input search string is not found, an Status String
|
|
// "Search String Not Found" will be prompted
|
|
// and Search/Replace command ends
|
|
// IF input search string is found, do Step 4.
|
|
//
|
|
// 4. An Input Bar will be prompted: "Replace ( Yes/No/All/Cancel )?"
|
|
// IF user press 'y' or 'Y', S will be replaced with R and do Step 5
|
|
// IF user press 'n' or 'N', S will not be replaced and do Step 5.
|
|
// IF user press 'a' or 'A', all the S from file current position on
|
|
// will be replaced with R and Search/Replace command ends.
|
|
// IF user press 'c' or 'C' or ESC, Search/Replace command ends.
|
|
//
|
|
// 5. An Input Bar will be prompted: "Find Next (Yes/No/Cancel) ?".
|
|
// IF user press ESC, Search/Replace command ends.
|
|
// IF user press 'y' or 'Y', do Step 3.
|
|
// IF user press 'n' or 'N', Search/Replace command ends.
|
|
// IF user press 'c' or 'C', Search/Replace command ends.
|
|
// input search string
|
|
//
|
|
Status = InputBarSetPrompt (L"Enter Search String: ");
|
|
if (EFI_ERROR (Status)) {
|
|
return Status;
|
|
}
|
|
|
|
Status = InputBarSetStringSize (40);
|
|
if (EFI_ERROR (Status)) {
|
|
return Status;
|
|
}
|
|
|
|
Status = InputBarRefresh (MainEditor.ScreenSize.Row, MainEditor.ScreenSize.Column);
|
|
StatusBarSetRefresh();
|
|
|
|
//
|
|
// ESC
|
|
//
|
|
if (Status == EFI_NOT_READY) {
|
|
return EFI_SUCCESS;
|
|
}
|
|
//
|
|
// if just pressed enter
|
|
//
|
|
if (StrLen (InputBarGetString()) == 0) {
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
Search = CatSPrint (NULL, L"%s", InputBarGetString());
|
|
if (Search == NULL) {
|
|
return EFI_OUT_OF_RESOURCES;
|
|
}
|
|
|
|
SearchLen = StrLen (Search);
|
|
|
|
//
|
|
// input replace string
|
|
//
|
|
Status = InputBarSetPrompt (L"Replace With: ");
|
|
if (EFI_ERROR (Status)) {
|
|
return Status;
|
|
}
|
|
|
|
Status = InputBarSetStringSize (40);
|
|
if (EFI_ERROR (Status)) {
|
|
return Status;
|
|
}
|
|
|
|
Status = InputBarRefresh (MainEditor.ScreenSize.Row, MainEditor.ScreenSize.Column);
|
|
StatusBarSetRefresh();
|
|
|
|
//
|
|
// ESC
|
|
//
|
|
if (Status == EFI_NOT_READY) {
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
Replace = CatSPrint (NULL, L"%s", InputBarGetString());
|
|
if (Replace == NULL) {
|
|
FreePool (Search);
|
|
return EFI_OUT_OF_RESOURCES;
|
|
}
|
|
|
|
ReplaceLen = StrLen (Replace);
|
|
|
|
First = TRUE;
|
|
ReplaceAll = FALSE;
|
|
do {
|
|
//
|
|
// since search may be continued to search multiple times
|
|
// so we need to backup editor each time
|
|
//
|
|
MainEditorBackup ();
|
|
|
|
if (First) {
|
|
Status = FileBufferSearch (Search, 0);
|
|
} else {
|
|
//
|
|
// if just replace, so skip this replace string
|
|
// if replace string is an empty string, so skip to next character
|
|
//
|
|
if (ReplaceOption) {
|
|
Status = FileBufferSearch (Search, (ReplaceLen == 0) ? 1 : ReplaceLen);
|
|
} else {
|
|
Status = FileBufferSearch (Search, SearchLen);
|
|
}
|
|
}
|
|
|
|
if (Status == EFI_NOT_FOUND) {
|
|
break;
|
|
}
|
|
//
|
|
// replace or not?
|
|
//
|
|
Status = InputBarSetPrompt (L"Replace (Yes/No/All/Cancel) ?");
|
|
|
|
if (EFI_ERROR (Status)) {
|
|
FreePool (Search);
|
|
FreePool (Replace);
|
|
return Status;
|
|
}
|
|
|
|
Status = InputBarSetStringSize (1);
|
|
if (EFI_ERROR (Status)) {
|
|
FreePool (Search);
|
|
FreePool (Replace);
|
|
return Status;
|
|
}
|
|
|
|
Done = FALSE;
|
|
while (!Done) {
|
|
Status = InputBarRefresh (MainEditor.ScreenSize.Row, MainEditor.ScreenSize.Column);
|
|
StatusBarSetRefresh();
|
|
|
|
//
|
|
// ESC pressed
|
|
//
|
|
if (Status == EFI_NOT_READY) {
|
|
FreePool (Search);
|
|
FreePool (Replace);
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
switch (InputBarGetString()[0]) {
|
|
case L'y':
|
|
case L'Y':
|
|
Done = TRUE;
|
|
ReplaceOption = TRUE;
|
|
break;
|
|
|
|
case L'n':
|
|
case L'N':
|
|
Done = TRUE;
|
|
ReplaceOption = FALSE;
|
|
break;
|
|
|
|
case L'a':
|
|
case L'A':
|
|
Done = TRUE;
|
|
ReplaceOption = TRUE;
|
|
ReplaceAll = TRUE;
|
|
break;
|
|
|
|
case L'c':
|
|
case L'C':
|
|
FreePool (Search);
|
|
FreePool (Replace);
|
|
return EFI_SUCCESS;
|
|
|
|
}
|
|
//
|
|
// end of which
|
|
//
|
|
}
|
|
//
|
|
// end of while !Done
|
|
// Decide to Replace
|
|
//
|
|
if (ReplaceOption) {
|
|
//
|
|
// file is read-only
|
|
//
|
|
if (MainEditor.FileBuffer->ReadOnly) {
|
|
StatusBarSetStatusString (L"Read Only File Can Not Be Modified");
|
|
return EFI_SUCCESS;
|
|
}
|
|
//
|
|
// replace all
|
|
//
|
|
if (ReplaceAll) {
|
|
Status = FileBufferReplaceAll (Search, Replace, 0);
|
|
FreePool (Search);
|
|
FreePool (Replace);
|
|
return Status;
|
|
}
|
|
//
|
|
// replace
|
|
//
|
|
Status = FileBufferReplace (Replace, SearchLen);
|
|
if (EFI_ERROR (Status)) {
|
|
FreePool (Search);
|
|
FreePool (Replace);
|
|
return Status;
|
|
}
|
|
}
|
|
//
|
|
// Find next
|
|
//
|
|
Status = InputBarSetPrompt (L"Find Next (Yes/No) ?");
|
|
if (EFI_ERROR (Status)) {
|
|
FreePool (Search);
|
|
FreePool (Replace);
|
|
return Status;
|
|
}
|
|
|
|
Status = InputBarSetStringSize (1);
|
|
if (EFI_ERROR (Status)) {
|
|
FreePool (Search);
|
|
FreePool (Replace);
|
|
return Status;
|
|
}
|
|
|
|
Done = FALSE;
|
|
while (!Done) {
|
|
Status = InputBarRefresh (MainEditor.ScreenSize.Row, MainEditor.ScreenSize.Column);
|
|
StatusBarSetRefresh();
|
|
|
|
//
|
|
// ESC pressed
|
|
//
|
|
if (Status == EFI_NOT_READY) {
|
|
FreePool (Search);
|
|
FreePool (Replace);
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
switch (InputBarGetString()[0]) {
|
|
case L'y':
|
|
case L'Y':
|
|
Done = TRUE;
|
|
break;
|
|
|
|
case L'n':
|
|
case L'N':
|
|
FreePool (Search);
|
|
FreePool (Replace);
|
|
return EFI_SUCCESS;
|
|
|
|
}
|
|
//
|
|
// end of which
|
|
//
|
|
}
|
|
//
|
|
// end of while !Done
|
|
//
|
|
First = FALSE;
|
|
|
|
} while (1);
|
|
//
|
|
// end of do
|
|
//
|
|
FreePool (Search);
|
|
FreePool (Replace);
|
|
|
|
StatusBarSetStatusString (L"Search String Not Found");
|
|
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
/**
|
|
exit editor
|
|
|
|
@retval EFI_SUCCESS The operation was successful.
|
|
@retval EFI_OUT_OF_RESOURCES A memory allocation failed.
|
|
@retval EFI_LOAD_ERROR A load error occured.
|
|
**/
|
|
EFI_STATUS
|
|
MainCommandExit (
|
|
VOID
|
|
)
|
|
{
|
|
EFI_STATUS Status;
|
|
|
|
//
|
|
// Below is the scenario of Exit command:
|
|
// 1. IF currently opened file is not modified, exit the editor and
|
|
// Exit command ends.
|
|
// IF currently opened file is modified, do Step 2
|
|
//
|
|
// 2. An Input Bar will be prompted:
|
|
// "File modified. Save ( Yes/No/Cancel )?"
|
|
// IF user press 'y' or 'Y', currently opened file will be saved
|
|
// and Editor exits
|
|
// IF user press 'n' or 'N', currently opened file will not be saved
|
|
// and Editor exits.
|
|
// IF user press 'c' or 'C' or ESC, Exit command ends.
|
|
// if file has been modified, so will prompt user whether to save the changes
|
|
//
|
|
if (MainEditor.FileBuffer->FileModified) {
|
|
|
|
Status = InputBarSetPrompt (L"File modified. Save (Yes/No/Cancel) ? ");
|
|
if (EFI_ERROR (Status)) {
|
|
return Status;
|
|
}
|
|
|
|
Status = InputBarSetStringSize (1);
|
|
if (EFI_ERROR (Status)) {
|
|
return Status;
|
|
}
|
|
|
|
while (1) {
|
|
Status = InputBarRefresh (MainEditor.ScreenSize.Row, MainEditor.ScreenSize.Column);
|
|
StatusBarSetRefresh();
|
|
|
|
//
|
|
// ESC pressed
|
|
//
|
|
if (Status == EFI_NOT_READY) {
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
switch (InputBarGetString()[0]) {
|
|
case L'y':
|
|
case L'Y':
|
|
//
|
|
// write file back to disk
|
|
//
|
|
Status = FileBufferSave (MainEditor.FileBuffer->FileName);
|
|
if (!EFI_ERROR (Status)) {
|
|
EditorExit = TRUE;
|
|
}
|
|
|
|
return Status;
|
|
|
|
case L'n':
|
|
case L'N':
|
|
EditorExit = TRUE;
|
|
return EFI_SUCCESS;
|
|
|
|
case L'c':
|
|
case L'C':
|
|
return EFI_SUCCESS;
|
|
|
|
}
|
|
}
|
|
}
|
|
|
|
EditorExit = TRUE;
|
|
return EFI_SUCCESS;
|
|
|
|
}
|
|
|
|
/**
|
|
move cursor to specified lines
|
|
|
|
@retval EFI_SUCCESS The operation was successful.
|
|
**/
|
|
EFI_STATUS
|
|
MainCommandGotoLine (
|
|
VOID
|
|
)
|
|
{
|
|
EFI_STATUS Status;
|
|
UINTN Row;
|
|
|
|
//
|
|
// Below is the scenario of Go To Line command:
|
|
// 1. An Input Bar will be prompted : "Go To Line:".
|
|
// IF user press ESC, Go To Line command ends.
|
|
// IF user just press Enter, cursor remains unchanged.
|
|
// IF user inputs line number, do Step 2.
|
|
//
|
|
// 2. IF input line number is valid, move cursor to the beginning
|
|
// of specified line and Go To Line command ends.
|
|
// IF input line number is invalid, a Status String will be prompted:
|
|
// "No Such Line" and Go To Line command ends.
|
|
//
|
|
Status = InputBarSetPrompt (L"Go To Line: ");
|
|
if (EFI_ERROR (Status)) {
|
|
return Status;
|
|
}
|
|
//
|
|
// line number's digit <= 6
|
|
//
|
|
Status = InputBarSetStringSize (6);
|
|
if (EFI_ERROR (Status)) {
|
|
return Status;
|
|
}
|
|
|
|
Status = InputBarRefresh (MainEditor.ScreenSize.Row, MainEditor.ScreenSize.Column);
|
|
StatusBarSetRefresh();
|
|
|
|
//
|
|
// press ESC
|
|
//
|
|
if (Status == EFI_NOT_READY) {
|
|
return EFI_SUCCESS;
|
|
}
|
|
//
|
|
// if JUST press enter
|
|
//
|
|
if (StrLen (InputBarGetString()) == 0) {
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
Row = ShellStrToUintn (InputBarGetString());
|
|
|
|
//
|
|
// invalid line number
|
|
//
|
|
if (Row > MainEditor.FileBuffer->NumLines || Row <= 0) {
|
|
StatusBarSetStatusString (L"No Such Line");
|
|
return EFI_SUCCESS;
|
|
}
|
|
//
|
|
// move cursor to that line's start
|
|
//
|
|
FileBufferMovePosition (Row, 1);
|
|
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
/**
|
|
Save current file to disk, you can save to current file name or
|
|
save to another file name.
|
|
|
|
@retval EFI_SUCCESS The file was saved correctly.
|
|
@retval EFI_OUT_OF_RESOURCES A memory allocation failed.
|
|
@retval EFI_LOAD_ERROR A file access error occured.
|
|
**/
|
|
EFI_STATUS
|
|
MainCommandSaveFile (
|
|
VOID
|
|
)
|
|
{
|
|
EFI_STATUS Status;
|
|
CHAR16 *FileName;
|
|
BOOLEAN OldFile;
|
|
CHAR16 *Str;
|
|
SHELL_FILE_HANDLE FileHandle;
|
|
EFI_FILE_INFO *Info;
|
|
|
|
//
|
|
// This command will save currently opened file to disk.
|
|
// You can choose save to another file name or just save to
|
|
// current file name.
|
|
// Below is the scenario of Save File command:
|
|
// ( Suppose the old file name is A )
|
|
// 1. An Input Bar will be prompted: "File To Save: [ old file name]"
|
|
// IF user press ESC, Save File command ends .
|
|
// IF user press Enter, input file name will be A.
|
|
// IF user inputs a new file name B, input file name will be B.
|
|
//
|
|
// 2. IF input file name is A, go to do Step 3.
|
|
// IF input file name is B, go to do Step 4.
|
|
//
|
|
// 3. IF A is read only, Status Bar will show "Access Denied" and
|
|
// Save File commands ends.
|
|
// IF A is not read only, save file buffer to disk and remove modified
|
|
// flag in Title Bar , then Save File command ends.
|
|
//
|
|
// 4. IF B does not exist, create this file and save file buffer to it.
|
|
// Go to do Step 7.
|
|
// IF B exits, do Step 5.
|
|
//
|
|
// 5.An Input Bar will be prompted:
|
|
// "File Exists. Overwrite ( Yes/No/Cancel )?"
|
|
// IF user press 'y' or 'Y', do Step 6.
|
|
// IF user press 'n' or 'N', Save File commands ends.
|
|
// IF user press 'c' or 'C' or ESC, Save File commands ends.
|
|
//
|
|
// 6. IF B is a read-only file, Status Bar will show "Access Denied" and
|
|
// Save File commands ends.
|
|
// IF B can be read and write, save file buffer to B.
|
|
//
|
|
// 7. Update File Name field in Title Bar to B and remove the modified
|
|
// flag in Title Bar.
|
|
//
|
|
Str = CatSPrint (NULL, L"File to Save: [%s]", MainEditor.FileBuffer->FileName);
|
|
if (Str == NULL) {
|
|
return EFI_OUT_OF_RESOURCES;
|
|
}
|
|
|
|
if (StrLen (Str) >= 50) {
|
|
//
|
|
// replace the long file name with "..."
|
|
//
|
|
Str[46] = L'.';
|
|
Str[47] = L'.';
|
|
Str[48] = L'.';
|
|
Str[49] = L']';
|
|
Str[50] = CHAR_NULL;
|
|
}
|
|
|
|
Status = InputBarSetPrompt (Str);
|
|
FreePool(Str);
|
|
|
|
if (EFI_ERROR (Status)) {
|
|
return Status;
|
|
}
|
|
|
|
|
|
Status = InputBarSetStringSize (100);
|
|
if (EFI_ERROR (Status)) {
|
|
return Status;
|
|
}
|
|
//
|
|
// get new file name
|
|
//
|
|
Status = InputBarRefresh (MainEditor.ScreenSize.Row, MainEditor.ScreenSize.Column);
|
|
StatusBarSetRefresh();
|
|
|
|
//
|
|
// if user pressed ESC
|
|
//
|
|
if (Status == EFI_NOT_READY) {
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
//
|
|
// if just enter pressed, so think save to current file name
|
|
//
|
|
if (StrLen (InputBarGetString()) == 0) {
|
|
FileName = CatSPrint (NULL, L"%s", MainEditor.FileBuffer->FileName);
|
|
} else {
|
|
FileName = CatSPrint (NULL, L"%s", InputBarGetString());
|
|
}
|
|
|
|
if (FileName == NULL) {
|
|
return EFI_OUT_OF_RESOURCES;
|
|
}
|
|
|
|
if (!IsValidFileName (FileName)) {
|
|
StatusBarSetStatusString (L"Invalid File Name");
|
|
FreePool (FileName);
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
OldFile = FALSE;
|
|
|
|
//
|
|
// save to the old file
|
|
//
|
|
if (StringNoCaseCompare (&FileName, &MainEditor.FileBuffer->FileName) == 0) {
|
|
OldFile = TRUE;
|
|
}
|
|
|
|
if (OldFile) {
|
|
//
|
|
// if the file is read only, so can not write back to it.
|
|
//
|
|
if (MainEditor.FileBuffer->ReadOnly == TRUE) {
|
|
StatusBarSetStatusString (L"Access Denied");
|
|
FreePool (FileName);
|
|
return EFI_SUCCESS;
|
|
}
|
|
} else {
|
|
//
|
|
// if the file exists
|
|
//
|
|
if (ShellFileExists(FileName) != EFI_NOT_FOUND) {
|
|
//
|
|
// check for read only
|
|
//
|
|
Status = ShellOpenFileByName(FileName, &FileHandle, EFI_FILE_MODE_READ, 0);
|
|
if (EFI_ERROR(Status)) {
|
|
StatusBarSetStatusString (L"Open Failed");
|
|
FreePool (FileName);
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
Info = ShellGetFileInfo(FileHandle);
|
|
if (Info == NULL) {
|
|
StatusBarSetStatusString (L"Access Denied");
|
|
FreePool (FileName);
|
|
return (EFI_SUCCESS);
|
|
}
|
|
|
|
if (Info->Attribute & EFI_FILE_READ_ONLY) {
|
|
StatusBarSetStatusString (L"Access Denied - Read Only");
|
|
FreePool (Info);
|
|
FreePool (FileName);
|
|
return (EFI_SUCCESS);
|
|
}
|
|
FreePool (Info);
|
|
|
|
//
|
|
// ask user whether to overwrite this file
|
|
//
|
|
Status = InputBarSetPrompt (L"File exists. Overwrite (Yes/No/Cancel) ? ");
|
|
if (EFI_ERROR (Status)) {
|
|
SHELL_FREE_NON_NULL (FileName);
|
|
return Status;
|
|
}
|
|
|
|
Status = InputBarSetStringSize (1);
|
|
if (EFI_ERROR (Status)) {
|
|
SHELL_FREE_NON_NULL (FileName);
|
|
return Status;
|
|
}
|
|
|
|
while (TRUE) {
|
|
Status = InputBarRefresh (MainEditor.ScreenSize.Row, MainEditor.ScreenSize.Column);
|
|
StatusBarSetRefresh();
|
|
|
|
//
|
|
// ESC pressed
|
|
//
|
|
if (Status == EFI_NOT_READY) {
|
|
SHELL_FREE_NON_NULL (FileName);
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
switch (InputBarGetString()[0]) {
|
|
case L'y':
|
|
case L'Y':
|
|
break;
|
|
|
|
case L'n':
|
|
case L'N':
|
|
case L'c':
|
|
case L'C':
|
|
SHELL_FREE_NON_NULL (FileName);
|
|
return EFI_SUCCESS;
|
|
} // end switch
|
|
} // while (!done)
|
|
} // file does exist
|
|
} // if old file name same
|
|
|
|
//
|
|
// save file to disk with specified name
|
|
//
|
|
FileBufferSetModified();
|
|
Status = FileBufferSave (FileName);
|
|
SHELL_FREE_NON_NULL (FileName);
|
|
|
|
return Status;
|
|
}
|
|
|
|
/**
|
|
Show help information for the editor.
|
|
|
|
@retval EFI_SUCCESS The operation was successful.
|
|
**/
|
|
EFI_STATUS
|
|
MainCommandDisplayHelp (
|
|
VOID
|
|
)
|
|
{
|
|
INT32 CurrentLine;
|
|
CHAR16 *InfoString;
|
|
EFI_KEY_DATA KeyData;
|
|
EFI_STATUS Status;
|
|
UINTN EventIndex;
|
|
|
|
//
|
|
// print helpInfo
|
|
//
|
|
for (CurrentLine = 0; 0 != MainMenuHelpInfo[CurrentLine]; CurrentLine++) {
|
|
InfoString = HiiGetString(gShellDebug1HiiHandle, MainMenuHelpInfo[CurrentLine], NULL);
|
|
ShellPrintEx (0, CurrentLine+1, L"%E%s%N", InfoString);
|
|
}
|
|
|
|
//
|
|
// scan for ctrl+w
|
|
//
|
|
while (TRUE) {
|
|
Status = gBS->WaitForEvent (1, &MainEditor.TextInputEx->WaitForKeyEx, &EventIndex);
|
|
if (EFI_ERROR (Status) || (EventIndex != 0)) {
|
|
continue;
|
|
}
|
|
Status = MainEditor.TextInputEx->ReadKeyStrokeEx (MainEditor.TextInputEx, &KeyData);
|
|
if (EFI_ERROR (Status)) {
|
|
continue;
|
|
}
|
|
|
|
/* if ((KeyData.KeyState.KeyShiftState & EFI_SHIFT_STATE_VALID) == 0) {
|
|
//
|
|
// For consoles that don't support/report shift state,
|
|
// CTRL+W is translated to L'W' - L'A' + 1.
|
|
//
|
|
if (KeyData.Key.UnicodeChar == L'W' - L'A' + 1) {
|
|
break;
|
|
}
|
|
} else */
|
|
if (((KeyData.KeyState.KeyShiftState & EFI_SHIFT_STATE_VALID) != 0) &&
|
|
((KeyData.KeyState.KeyShiftState & (EFI_LEFT_CONTROL_PRESSED | EFI_RIGHT_CONTROL_PRESSED)) != 0) &&
|
|
((KeyData.KeyState.KeyShiftState & ~(EFI_SHIFT_STATE_VALID | EFI_LEFT_CONTROL_PRESSED | EFI_RIGHT_CONTROL_PRESSED)) == 0)) {
|
|
//
|
|
// For consoles that supports/reports shift state,
|
|
// make sure that only CONTROL shift key is pressed.
|
|
//
|
|
if ((KeyData.Key.UnicodeChar == 'w') || (KeyData.Key.UnicodeChar == 'W')) {
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
//
|
|
// update screen with file buffer's info
|
|
//
|
|
FileBufferRestorePosition ();
|
|
FileBufferNeedRefresh = TRUE;
|
|
FileBufferOnlyLineNeedRefresh = FALSE;
|
|
FileBufferRefresh ();
|
|
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
EFI_EDITOR_COLOR_ATTRIBUTES OriginalColors;
|
|
INTN OriginalMode;
|
|
|
|
|
|
//
|
|
// basic initialization for MainEditor
|
|
//
|
|
EFI_EDITOR_GLOBAL_EDITOR MainEditorConst = {
|
|
&FileBuffer,
|
|
{
|
|
{0, 0}
|
|
},
|
|
{
|
|
0,
|
|
0
|
|
},
|
|
NULL,
|
|
NULL,
|
|
FALSE,
|
|
NULL
|
|
};
|
|
|
|
/**
|
|
The initialization function for MainEditor.
|
|
|
|
@retval EFI_SUCCESS The operation was successful.
|
|
@retval EFI_LOAD_ERROR A load error occured.
|
|
**/
|
|
EFI_STATUS
|
|
MainEditorInit (
|
|
VOID
|
|
)
|
|
{
|
|
EFI_STATUS Status;
|
|
EFI_HANDLE *HandleBuffer;
|
|
UINTN HandleCount;
|
|
UINTN Index;
|
|
|
|
//
|
|
// basic initialization
|
|
//
|
|
CopyMem (&MainEditor, &MainEditorConst, sizeof (MainEditor));
|
|
|
|
//
|
|
// set screen attributes
|
|
//
|
|
MainEditor.ColorAttributes.Colors.Foreground = gST->ConOut->Mode->Attribute & 0x000000ff;
|
|
|
|
MainEditor.ColorAttributes.Colors.Background = (UINT8) (gST->ConOut->Mode->Attribute >> 4);
|
|
OriginalColors = MainEditor.ColorAttributes.Colors;
|
|
|
|
OriginalMode = gST->ConOut->Mode->Mode;
|
|
|
|
//
|
|
// query screen size
|
|
//
|
|
gST->ConOut->QueryMode (
|
|
gST->ConOut,
|
|
gST->ConOut->Mode->Mode,
|
|
&(MainEditor.ScreenSize.Column),
|
|
&(MainEditor.ScreenSize.Row)
|
|
);
|
|
|
|
//
|
|
// Find TextInEx in System Table ConsoleInHandle
|
|
// Per UEFI Spec, TextInEx is required for a console capable platform.
|
|
//
|
|
Status = gBS->HandleProtocol (
|
|
gST->ConsoleInHandle,
|
|
&gEfiSimpleTextInputExProtocolGuid,
|
|
(VOID**)&MainEditor.TextInputEx
|
|
);
|
|
if (EFI_ERROR (Status)) {
|
|
return Status;
|
|
}
|
|
|
|
//
|
|
// Find mouse in System Table ConsoleInHandle
|
|
//
|
|
Status = gBS->HandleProtocol (
|
|
gST->ConsoleInHandle,
|
|
&gEfiSimplePointerProtocolGuid,
|
|
(VOID**)&MainEditor.MouseInterface
|
|
);
|
|
if (EFI_ERROR (Status)) {
|
|
//
|
|
// If there is no Simple Pointer Protocol on System Table
|
|
//
|
|
HandleBuffer = NULL;
|
|
MainEditor.MouseInterface = NULL;
|
|
Status = gBS->LocateHandleBuffer (
|
|
ByProtocol,
|
|
&gEfiSimplePointerProtocolGuid,
|
|
NULL,
|
|
&HandleCount,
|
|
&HandleBuffer
|
|
);
|
|
if (!EFI_ERROR (Status) && HandleCount > 0) {
|
|
//
|
|
// Try to find the first available mouse device
|
|
//
|
|
for (Index = 0; Index < HandleCount; Index++) {
|
|
Status = gBS->HandleProtocol (
|
|
HandleBuffer[Index],
|
|
&gEfiSimplePointerProtocolGuid,
|
|
(VOID**)&MainEditor.MouseInterface
|
|
);
|
|
if (!EFI_ERROR (Status)) {
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
if (HandleBuffer != NULL) {
|
|
FreePool (HandleBuffer);
|
|
}
|
|
}
|
|
|
|
if (!EFI_ERROR (Status) && MainEditor.MouseInterface != NULL) {
|
|
MainEditor.MouseAccumulatorX = 0;
|
|
MainEditor.MouseAccumulatorY = 0;
|
|
MainEditor.MouseSupported = TRUE;
|
|
}
|
|
|
|
//
|
|
// below will call the five components' init function
|
|
//
|
|
Status = MainTitleBarInit (L"UEFI EDIT");
|
|
if (EFI_ERROR (Status)) {
|
|
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN(STR_EDIT_LIBEDITOR_TITLEBAR), gShellDebug1HiiHandle);
|
|
return EFI_LOAD_ERROR;
|
|
}
|
|
|
|
Status = ControlHotKeyInit (MainControlBasedMenuFunctions);
|
|
Status = MenuBarInit (MainMenuItems);
|
|
if (EFI_ERROR (Status)) {
|
|
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN(STR_EDIT_LIBEDITOR_MAINMENU), gShellDebug1HiiHandle);
|
|
return EFI_LOAD_ERROR;
|
|
}
|
|
|
|
Status = StatusBarInit ();
|
|
if (EFI_ERROR (Status)) {
|
|
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN(STR_EDIT_LIBEDITOR_STATUSBAR), gShellDebug1HiiHandle);
|
|
return EFI_LOAD_ERROR;
|
|
}
|
|
|
|
InputBarInit (MainEditor.TextInputEx);
|
|
|
|
Status = FileBufferInit ();
|
|
if (EFI_ERROR (Status)) {
|
|
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN(STR_EDIT_LIBEDITOR_FILEBUFFER), gShellDebug1HiiHandle);
|
|
return EFI_LOAD_ERROR;
|
|
}
|
|
//
|
|
// clear whole screen and enable cursor
|
|
//
|
|
gST->ConOut->ClearScreen (gST->ConOut);
|
|
gST->ConOut->EnableCursor (gST->ConOut, TRUE);
|
|
|
|
//
|
|
// initialize EditorFirst and EditorExit
|
|
//
|
|
EditorFirst = TRUE;
|
|
EditorExit = FALSE;
|
|
EditorMouseAction = FALSE;
|
|
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
/**
|
|
The cleanup function for MainEditor.
|
|
|
|
@retval EFI_SUCCESS The operation was successful.
|
|
@retval EFI_LOAD_ERROR A load error occured.
|
|
**/
|
|
EFI_STATUS
|
|
MainEditorCleanup (
|
|
VOID
|
|
)
|
|
{
|
|
EFI_STATUS Status;
|
|
|
|
//
|
|
// call the five components' cleanup function
|
|
// if error, do not exit
|
|
// just print some warning
|
|
//
|
|
MainTitleBarCleanup();
|
|
StatusBarCleanup();
|
|
InputBarCleanup();
|
|
MenuBarCleanup ();
|
|
|
|
Status = FileBufferCleanup ();
|
|
if (EFI_ERROR (Status)) {
|
|
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN(STR_EDIT_LIBEDITOR_FILEBUFFER_CLEANUP), gShellDebug1HiiHandle);
|
|
}
|
|
//
|
|
// restore old mode
|
|
//
|
|
if (OriginalMode != gST->ConOut->Mode->Mode) {
|
|
gST->ConOut->SetMode (gST->ConOut, OriginalMode);
|
|
}
|
|
//
|
|
// restore old screen color
|
|
//
|
|
gST->ConOut->SetAttribute (
|
|
gST->ConOut,
|
|
EFI_TEXT_ATTR (OriginalColors.Foreground, OriginalColors.Background)
|
|
);
|
|
|
|
gST->ConOut->ClearScreen (gST->ConOut);
|
|
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
/**
|
|
Refresh the main editor component.
|
|
**/
|
|
VOID
|
|
MainEditorRefresh (
|
|
VOID
|
|
)
|
|
{
|
|
//
|
|
// The Stall value is from experience. NOT from spec. avoids 'flicker'
|
|
//
|
|
gBS->Stall (50);
|
|
|
|
//
|
|
// call the components refresh function
|
|
//
|
|
if (EditorFirst
|
|
|| StrCmp (FileBufferBackupVar.FileName, FileBuffer.FileName) != 0
|
|
|| FileBufferBackupVar.FileType != FileBuffer.FileType
|
|
|| FileBufferBackupVar.FileModified != FileBuffer.FileModified
|
|
|| FileBufferBackupVar.ReadOnly != FileBuffer.ReadOnly) {
|
|
|
|
MainTitleBarRefresh (MainEditor.FileBuffer->FileName, MainEditor.FileBuffer->FileType, MainEditor.FileBuffer->ReadOnly, MainEditor.FileBuffer->FileModified, MainEditor.ScreenSize.Column, MainEditor.ScreenSize.Row, 0, 0);
|
|
FileBufferRestorePosition ();
|
|
}
|
|
|
|
if (EditorFirst
|
|
|| FileBufferBackupVar.FilePosition.Row != FileBuffer.FilePosition.Row
|
|
|| FileBufferBackupVar.FilePosition.Column != FileBuffer.FilePosition.Column
|
|
|| FileBufferBackupVar.ModeInsert != FileBuffer.ModeInsert
|
|
|| StatusBarGetRefresh()) {
|
|
|
|
StatusBarRefresh (EditorFirst, MainEditor.ScreenSize.Row, MainEditor.ScreenSize.Column, MainEditor.FileBuffer->FilePosition.Row, MainEditor.FileBuffer->FilePosition.Column, MainEditor.FileBuffer->ModeInsert);
|
|
FileBufferRestorePosition ();
|
|
}
|
|
|
|
if (EditorFirst) {
|
|
FileBufferRestorePosition ();
|
|
}
|
|
|
|
FileBufferRefresh ();
|
|
|
|
//
|
|
// EditorFirst is now set to FALSE
|
|
//
|
|
EditorFirst = FALSE;
|
|
}
|
|
|
|
/**
|
|
Get's the resultant location of the cursor based on the relative movement of the Mouse.
|
|
|
|
@param[in] GuidX The relative mouse movement.
|
|
|
|
@return The X location of the mouse.
|
|
**/
|
|
INT32
|
|
GetTextX (
|
|
IN INT32 GuidX
|
|
)
|
|
{
|
|
INT32 Gap;
|
|
|
|
MainEditor.MouseAccumulatorX += GuidX;
|
|
Gap = (MainEditor.MouseAccumulatorX * (INT32) MainEditor.ScreenSize.Column) / (INT32) (50 * (INT32) MainEditor.MouseInterface->Mode->ResolutionX);
|
|
MainEditor.MouseAccumulatorX = (MainEditor.MouseAccumulatorX * (INT32) MainEditor.ScreenSize.Column) % (INT32) (50 * (INT32) MainEditor.MouseInterface->Mode->ResolutionX);
|
|
MainEditor.MouseAccumulatorX = MainEditor.MouseAccumulatorX / (INT32) MainEditor.ScreenSize.Column;
|
|
return Gap;
|
|
}
|
|
|
|
/**
|
|
Get's the resultant location of the cursor based on the relative movement of the Mouse.
|
|
|
|
@param[in] GuidY The relative mouse movement.
|
|
|
|
@return The Y location of the mouse.
|
|
**/
|
|
INT32
|
|
GetTextY (
|
|
IN INT32 GuidY
|
|
)
|
|
{
|
|
INT32 Gap;
|
|
|
|
MainEditor.MouseAccumulatorY += GuidY;
|
|
Gap = (MainEditor.MouseAccumulatorY * (INT32) MainEditor.ScreenSize.Row) / (INT32) (50 * (INT32) MainEditor.MouseInterface->Mode->ResolutionY);
|
|
MainEditor.MouseAccumulatorY = (MainEditor.MouseAccumulatorY * (INT32) MainEditor.ScreenSize.Row) % (INT32) (50 * (INT32) MainEditor.MouseInterface->Mode->ResolutionY);
|
|
MainEditor.MouseAccumulatorY = MainEditor.MouseAccumulatorY / (INT32) MainEditor.ScreenSize.Row;
|
|
|
|
return Gap;
|
|
}
|
|
|
|
/**
|
|
Support mouse movement. Move the cursor.
|
|
|
|
@param[in] MouseState The current mouse state.
|
|
|
|
@retval EFI_SUCCESS The operation was successful.
|
|
@retval EFI_NOT_FOUND There was no mouse support found.
|
|
**/
|
|
EFI_STATUS
|
|
MainEditorHandleMouseInput (
|
|
IN EFI_SIMPLE_POINTER_STATE MouseState
|
|
)
|
|
{
|
|
|
|
INT32 TextX;
|
|
INT32 TextY;
|
|
UINTN FRow;
|
|
UINTN FCol;
|
|
|
|
LIST_ENTRY *Link;
|
|
EFI_EDITOR_LINE *Line;
|
|
|
|
UINTN Index;
|
|
BOOLEAN Action;
|
|
|
|
//
|
|
// mouse action means:
|
|
// mouse movement
|
|
// mouse left button
|
|
//
|
|
Action = FALSE;
|
|
|
|
//
|
|
// have mouse movement
|
|
//
|
|
if (MouseState.RelativeMovementX || MouseState.RelativeMovementY) {
|
|
//
|
|
// handle
|
|
//
|
|
TextX = GetTextX (MouseState.RelativeMovementX);
|
|
TextY = GetTextY (MouseState.RelativeMovementY);
|
|
|
|
FileBufferAdjustMousePosition (TextX, TextY);
|
|
|
|
Action = TRUE;
|
|
|
|
}
|
|
|
|
//
|
|
// if left button pushed down
|
|
//
|
|
if (MouseState.LeftButton) {
|
|
|
|
FCol = MainEditor.FileBuffer->MousePosition.Column - 1 + 1;
|
|
|
|
FRow = MainEditor.FileBuffer->FilePosition.Row +
|
|
MainEditor.FileBuffer->MousePosition.Row -
|
|
MainEditor.FileBuffer->DisplayPosition.Row;
|
|
|
|
//
|
|
// beyond the file line length
|
|
//
|
|
if (MainEditor.FileBuffer->NumLines < FRow) {
|
|
FRow = MainEditor.FileBuffer->NumLines;
|
|
}
|
|
|
|
Link = MainEditor.FileBuffer->ListHead->ForwardLink;
|
|
for (Index = 0; Index < FRow - 1; Index++) {
|
|
Link = Link->ForwardLink;
|
|
}
|
|
|
|
Line = CR (Link, EFI_EDITOR_LINE, Link, LINE_LIST_SIGNATURE);
|
|
|
|
//
|
|
// beyond the line's column length
|
|
//
|
|
if (FCol > Line->Size + 1) {
|
|
FCol = Line->Size + 1;
|
|
}
|
|
|
|
FileBufferMovePosition (FRow, FCol);
|
|
|
|
MainEditor.FileBuffer->MousePosition.Row = MainEditor.FileBuffer->DisplayPosition.Row;
|
|
|
|
MainEditor.FileBuffer->MousePosition.Column = MainEditor.FileBuffer->DisplayPosition.Column;
|
|
|
|
Action = TRUE;
|
|
}
|
|
//
|
|
// mouse has action
|
|
//
|
|
if (Action) {
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
//
|
|
// no mouse action
|
|
//
|
|
return EFI_NOT_FOUND;
|
|
}
|
|
|
|
/**
|
|
Handle user key input. This routes to other functions for the actions.
|
|
|
|
@retval EFI_SUCCESS The operation was successful.
|
|
@retval EFI_LOAD_ERROR A load error occured.
|
|
@retval EFI_OUT_OF_RESOURCES A memory allocation failed.
|
|
**/
|
|
EFI_STATUS
|
|
MainEditorKeyInput (
|
|
VOID
|
|
)
|
|
{
|
|
EFI_KEY_DATA KeyData;
|
|
EFI_STATUS Status;
|
|
EFI_SIMPLE_POINTER_STATE MouseState;
|
|
BOOLEAN NoShiftState;
|
|
|
|
do {
|
|
|
|
Status = EFI_SUCCESS;
|
|
EditorMouseAction = FALSE;
|
|
|
|
//
|
|
// backup some key elements, so that can aVOID some refresh work
|
|
//
|
|
MainEditorBackup ();
|
|
|
|
//
|
|
// change priority of checking mouse/keyboard activity dynamically
|
|
// so prevent starvation of keyboard.
|
|
// if last time, mouse moves then this time check keyboard
|
|
//
|
|
if (MainEditor.MouseSupported) {
|
|
Status = MainEditor.MouseInterface->GetState (
|
|
MainEditor.MouseInterface,
|
|
&MouseState
|
|
);
|
|
if (!EFI_ERROR (Status)) {
|
|
|
|
Status = MainEditorHandleMouseInput (MouseState);
|
|
|
|
if (!EFI_ERROR (Status)) {
|
|
EditorMouseAction = TRUE;
|
|
FileBufferMouseNeedRefresh = TRUE;
|
|
} else if (Status == EFI_LOAD_ERROR) {
|
|
StatusBarSetStatusString (L"Invalid Mouse Movement ");
|
|
}
|
|
}
|
|
}
|
|
|
|
//
|
|
// CheckEvent() returns Success when non-partial key is pressed.
|
|
//
|
|
Status = gBS->CheckEvent (MainEditor.TextInputEx->WaitForKeyEx);
|
|
if (!EFI_ERROR (Status)) {
|
|
Status = MainEditor.TextInputEx->ReadKeyStrokeEx (MainEditor.TextInputEx, &KeyData);
|
|
if (!EFI_ERROR (Status)) {
|
|
//
|
|
// dispatch to different components' key handling function
|
|
// so not everywhere has to set this variable
|
|
//
|
|
FileBufferMouseNeedRefresh = TRUE;
|
|
//
|
|
// clear previous status string
|
|
//
|
|
StatusBarSetRefresh();
|
|
//
|
|
// NoShiftState: TRUE when no shift key is pressed.
|
|
//
|
|
NoShiftState = ((KeyData.KeyState.KeyShiftState & EFI_SHIFT_STATE_VALID) == 0) ||
|
|
((KeyData.KeyState.KeyShiftState == EFI_SHIFT_STATE_VALID) &&
|
|
((KeyData.KeyState.KeyShiftState & (EFI_RIGHT_SHIFT_PRESSED | EFI_LEFT_SHIFT_PRESSED)) == 0));
|
|
//
|
|
// dispatch to different components' key handling function
|
|
//
|
|
if (EFI_NOT_FOUND != MenuBarDispatchControlHotKey(&KeyData)) {
|
|
Status = EFI_SUCCESS;
|
|
} else if (/*NoShiftState &&*/ ((KeyData.Key.ScanCode == SCAN_NULL) || ((KeyData.Key.ScanCode >= SCAN_UP) && (KeyData.Key.ScanCode <= SCAN_PAGE_DOWN)))) {
|
|
KeyData.KeyState.KeyShiftState &= ~EFI_SHIFT_STATE_VALID;
|
|
Status = FileBufferHandleInput (&KeyData.Key);
|
|
} else if (NoShiftState && (KeyData.Key.ScanCode >= SCAN_F1) && (KeyData.Key.ScanCode <= SCAN_F12)) {
|
|
Status = MenuBarDispatchFunctionKey (&KeyData.Key);
|
|
} else {
|
|
StatusBarSetStatusString (CatSPrint (NULL, L"UC: %x SC: %x SS: %x", KeyData.Key.UnicodeChar, KeyData.Key.ScanCode, KeyData.KeyState.KeyShiftState));
|
|
FileBufferMouseNeedRefresh = FALSE;
|
|
}
|
|
|
|
if (Status != EFI_SUCCESS && Status != EFI_OUT_OF_RESOURCES) {
|
|
//
|
|
// not already has some error status
|
|
//
|
|
if (StatusBarGetString() != NULL && StrCmp (L"", StatusBarGetString()) == 0) {
|
|
StatusBarSetStatusString (L"Disk Error. Try Again");
|
|
}
|
|
}
|
|
|
|
}
|
|
}
|
|
//
|
|
// after handling, refresh editor
|
|
//
|
|
MainEditorRefresh ();
|
|
|
|
} while (Status != EFI_OUT_OF_RESOURCES && !EditorExit);
|
|
|
|
return Status;
|
|
}
|
|
|
|
/**
|
|
Set clipboard
|
|
|
|
@param[in] Line A pointer to the line to be set to clipboard
|
|
|
|
@retval EFI_SUCCESS The operation was successful.
|
|
@retval EFI_OUT_OF_RESOURCES A memory allocation failed.
|
|
**/
|
|
EFI_STATUS
|
|
MainEditorSetCutLine (
|
|
EFI_EDITOR_LINE *Line
|
|
)
|
|
{
|
|
if (Line == NULL) {
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
if (MainEditor.CutLine != NULL) {
|
|
//
|
|
// free the old clipboard
|
|
//
|
|
LineFree (MainEditor.CutLine);
|
|
}
|
|
//
|
|
// duplicate the line to clipboard
|
|
//
|
|
MainEditor.CutLine = LineDup (Line);
|
|
if (MainEditor.CutLine == NULL) {
|
|
return EFI_OUT_OF_RESOURCES;
|
|
}
|
|
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
/**
|
|
Backup function for MainEditor
|
|
|
|
@retval EFI_SUCCESS The operation was successful.
|
|
**/
|
|
EFI_STATUS
|
|
MainEditorBackup (
|
|
VOID
|
|
)
|
|
{
|
|
FileBufferBackup ();
|
|
|
|
return EFI_SUCCESS;
|
|
}
|