diff options
Diffstat (limited to 'ShellPkg/Library/UefiShellDebug1CommandsLib/Edit/MainTextEditor.c')
| -rw-r--r-- | ShellPkg/Library/UefiShellDebug1CommandsLib/Edit/MainTextEditor.c | 1934 |
1 files changed, 0 insertions, 1934 deletions
diff --git a/ShellPkg/Library/UefiShellDebug1CommandsLib/Edit/MainTextEditor.c b/ShellPkg/Library/UefiShellDebug1CommandsLib/Edit/MainTextEditor.c deleted file mode 100644 index a1564d4f5a..0000000000 --- a/ShellPkg/Library/UefiShellDebug1CommandsLib/Edit/MainTextEditor.c +++ /dev/null @@ -1,1934 +0,0 @@ -/** @file
- Implements editor interface functions.
-
- Copyright (c) 2005 - 2012, 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 "TextEditor.h"
-#include "EditStatusBar.h"
-#include "EditInputBar.h"
-#include "EditMenuBar.h"
-
-//
-// the first time editor launch
-//
-BOOLEAN EditorFirst;
-
-//
-// it's time editor should exit
-//
-BOOLEAN EditorExit;
-
-BOOLEAN EditorMouseAction;
-
-extern EFI_EDITOR_FILE_BUFFER FileBuffer;
-
-extern BOOLEAN FileBufferNeedRefresh;
-
-extern BOOLEAN FileBufferOnlyLineNeedRefresh;
-
-extern BOOLEAN FileBufferMouseNeedRefresh;
-
-extern EFI_EDITOR_FILE_BUFFER FileBufferBackupVar;
-
-EFI_EDITOR_GLOBAL_EDITOR MainEditor;
-
-
-/**
- Load a file from disk to editor
-
- @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
-MainCommandOpenFile (
- VOID
- );
-
-/**
- Switch a file from ASCII to UNICODE or vise-versa.
-
- @retval EFI_SUCCESS The switch was ok or a warning was presented.
-**/
-EFI_STATUS
-MainCommandSwitchFileType (
- VOID
- );
-
-/**
- move cursor to specified lines
-
- @retval EFI_SUCCESS The operation was successful.
-**/
-EFI_STATUS
-MainCommandGotoLine (
- VOID
- );
-
-/**
- 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
- );
-
-/**
- Show help information for the editor.
-
- @retval EFI_SUCCESS The operation was successful.
-**/
-EFI_STATUS
-MainCommandDisplayHelp (
- VOID
- );
-
-/**
- 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
- );
-
-/**
- search string in file buffer
-
- @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
-MainCommandSearch (
- VOID
- );
-
-/**
- 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
- );
-
-/**
- cut current line to clipboard
-
- @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
-MainCommandCutLine (
- VOID
- );
-
-/**
- paste line to file buffer.
-
- @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
-MainCommandPasteLine (
- VOID
- );
-
-/**
- Help info that will be displayed.
-**/
-EFI_STRING_ID MainMenuHelpInfo[] = {
- STRING_TOKEN(STR_EDIT_HELP_TITLE),
- STRING_TOKEN(STR_EDIT_HELP_BLANK),
- STRING_TOKEN(STR_EDIT_HELP_LIST_TITLE),
- STRING_TOKEN(STR_EDIT_HELP_DIV),
- STRING_TOKEN(STR_EDIT_HELP_GO_TO_LINE),
- STRING_TOKEN(STR_EDIT_HELP_SAVE_FILE),
- STRING_TOKEN(STR_EDIT_HELP_EXIT),
- STRING_TOKEN(STR_EDIT_HELP_SEARCH),
- STRING_TOKEN(STR_EDIT_HELP_SEARCH_REPLACE),
- STRING_TOKEN(STR_EDIT_HELP_CUT_LINE),
- STRING_TOKEN(STR_EDIT_HELP_PASTE_LINE),
- STRING_TOKEN(STR_EDIT_HELP_OPEN_FILE),
- STRING_TOKEN(STR_EDIT_HELP_FILE_TYPE),
- STRING_TOKEN(STR_EDIT_HELP_BLANK),
- STRING_TOKEN(STR_EDIT_HELP_EXIT_HELP),
- STRING_TOKEN(STR_EDIT_HELP_BLANK),
- STRING_TOKEN(STR_EDIT_HELP_BLANK),
- STRING_TOKEN(STR_EDIT_HELP_BLANK),
- STRING_TOKEN(STR_EDIT_HELP_BLANK),
- STRING_TOKEN(STR_EDIT_HELP_BLANK),
- STRING_TOKEN(STR_EDIT_HELP_BLANK),
- STRING_TOKEN(STR_EDIT_HELP_BLANK),
- STRING_TOKEN(STR_EDIT_HELP_DIV),
-0
-};
-
-MENU_ITEM_FUNCTION MainControlBasedMenuFunctions[] = {
- NULL,
- NULL, /* Ctrl - A */
- NULL, /* Ctrl - B */
- NULL, /* Ctrl - C */
- NULL, /* Ctrl - D */
- MainCommandDisplayHelp, /* Ctrl - E */
- MainCommandSearch, /* Ctrl - F */
- MainCommandGotoLine, /* Ctrl - G */
- NULL, /* Ctrl - H */
- NULL, /* Ctrl - I */
- NULL, /* Ctrl - J */
- MainCommandCutLine, /* Ctrl - K */
- NULL, /* Ctrl - L */
- NULL, /* Ctrl - M */
- NULL, /* Ctrl - N */
- MainCommandOpenFile, /* Ctrl - O */
- NULL, /* Ctrl - P */
- MainCommandExit, /* Ctrl - Q */
- MainCommandSearchReplace, /* Ctrl - R */
- MainCommandSaveFile, /* Ctrl - S */
- MainCommandSwitchFileType, /* Ctrl - T */
- MainCommandPasteLine, /* Ctrl - U */
- NULL, /* Ctrl - V */
- NULL, /* Ctrl - W */
- NULL, /* Ctrl - X */
- NULL, /* Ctrl - Y */
- NULL, /* Ctrl - Z */
-};
-
-EDITOR_MENU_ITEM MainMenuItems[] = {
- {
- STRING_TOKEN(STR_EDIT_LIBMENUBAR_GO_TO_LINE),
- STRING_TOKEN(STR_EDIT_LIBMENUBAR_F1),
- MainCommandGotoLine
- },
- {
- STRING_TOKEN(STR_EDIT_LIBMENUBAR_SAVE_FILE),
- STRING_TOKEN(STR_EDIT_LIBMENUBAR_F2),
- MainCommandSaveFile
- },
- {
- STRING_TOKEN(STR_EDIT_LIBMENUBAR_EXIT),
- STRING_TOKEN(STR_EDIT_LIBMENUBAR_F3),
- MainCommandExit
- },
-
- {
- STRING_TOKEN(STR_EDIT_LIBMENUBAR_SEARCH),
- STRING_TOKEN(STR_EDIT_LIBMENUBAR_F4),
- MainCommandSearch
- },
- {
- STRING_TOKEN(STR_EDIT_LIBMENUBAR_SEARCH_REPLACE),
- STRING_TOKEN(STR_EDIT_LIBMENUBAR_F5),
- MainCommandSearchReplace
- },
- {
- STRING_TOKEN(STR_EDIT_LIBMENUBAR_CUT_LINE),
- STRING_TOKEN(STR_EDIT_LIBMENUBAR_F6),
- MainCommandCutLine
- },
- {
- STRING_TOKEN(STR_EDIT_LIBMENUBAR_PASTE_LINE),
- STRING_TOKEN(STR_EDIT_LIBMENUBAR_F7),
- MainCommandPasteLine
- },
-
- {
- STRING_TOKEN(STR_EDIT_LIBMENUBAR_OPEN_FILE),
- STRING_TOKEN(STR_EDIT_LIBMENUBAR_F8),
- MainCommandOpenFile
- },
- {
- STRING_TOKEN(STR_EDIT_LIBMENUBAR_FILE_TYPE),
- STRING_TOKEN(STR_EDIT_LIBMENUBAR_F9),
- MainCommandSwitchFileType
- },
- {
- STRING_TOKEN(STR_EDIT_LIBMENUBAR_FILE_TYPE),
- STRING_TOKEN(STR_EDIT_LIBMENUBAR_F11),
- MainCommandSwitchFileType
- },
-
- {
- 0,
- 0,
- NULL
- }
-};
-
-
-/**
- Load a file from disk to editor
-
- @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
-MainCommandOpenFile (
- VOID
- )
-{
- BOOLEAN Done;
- EFI_STATUS Status;
-
- //
- // This command will open a file from current working directory.
- // Read-only file can also be opened. But it can not be modified.
- // Below is the scenario of Open File command:
- // 1.IF currently opened file has not been modIFied, directly go to step .
- // IF currently opened file has been modified,
- // an Input Bar will be prompted as :
- // "File Modified. Save ( Yes/No/Cancel) ?"
- // IF user press 'y' or 'Y', currently opened file will be saved.
- // IF user press 'n' or 'N', currently opened file will
- // not be saved.
- // IF user press 'c' or 'C' or ESC, Open File command ends and
- // currently opened file is still opened.
- //
- // 2. An Input Bar will be prompted as : "File Name to Open: "
- // IF user press ESC, Open File command ends and
- // currently opened file is still opened.
- // Any other inputs with a Return will
- // cause currently opened file close.
- //
- // 3. IF user input file name is an existing file , this file will be read
- // and opened.
- // IF user input file name is a new file, this file will be created
- // and opened. This file's type ( UNICODE or ASCII ) is the same
- // with the old file.
- // if current file is modified, so you need to choose
- // whether to save it first.
- //
- if (MainEditor.FileBuffer->FileModified) {
-
- Status = InputBarSetPrompt (L"File modified. Save (Yes/No/Cancel) ? ");
- if (EFI_ERROR (Status)) {
- return Status;
- }
- //
- // the answer is just one character
- //
- Status = InputBarSetStringSize (1);
- if (EFI_ERROR (Status)) {
- return Status;
- }
- //
- // loop for user's answer
- // valid answer is just 'y' 'Y', 'n' 'N', 'c' 'C'
- //
- Done = FALSE;
- while (!Done) {
- 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':
- //
- // want to save this file first
- //
- Status = FileBufferSave (MainEditor.FileBuffer->FileName);
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- MainTitleBarRefresh (MainEditor.FileBuffer->FileName, MainEditor.FileBuffer->FileType, MainEditor.FileBuffer->ReadOnly, MainEditor.FileBuffer->FileModified, MainEditor.ScreenSize.Column, MainEditor.ScreenSize.Row, 0, 0);
- FileBufferRestorePosition ();
- Done = TRUE;
- break;
-
- case L'n':
- case L'N':
- //
- // the file won't be saved
- //
- Done = TRUE;
- break;
-
- case L'c':
- case L'C':
- return EFI_SUCCESS;
- }
- }
- }
- //
- // TO get the open file name
- //
- Status = InputBarSetPrompt (L"File Name to Open: ");
- if (EFI_ERROR (Status)) {
- FileBufferRead (MainEditor.FileBuffer->FileName, TRUE);
- return Status;
- }
-
- Status = InputBarSetStringSize (100);
- if (EFI_ERROR (Status)) {
- FileBufferRead (MainEditor.FileBuffer->FileName, TRUE);
- return Status;
- }
-
- while (1) {
- Status = InputBarRefresh (MainEditor.ScreenSize.Row, MainEditor.ScreenSize.Column);
- StatusBarSetRefresh();
-
- //
- // ESC pressed
- //
- if (Status == EFI_NOT_READY) {
- return EFI_SUCCESS;
- }
- //
- // The input string length should > 0
- //
- if (StrLen (InputBarGetString()) > 0) {
- //
- // CHECK if filename is valid
- //
- if (!IsValidFileName (InputBarGetString())) {
- FileBufferRead (MainEditor.FileBuffer->FileName, TRUE);
- StatusBarSetStatusString (L"Invalid File Name");
- return EFI_SUCCESS;
- }
-
- break;
- }
- }
- //
- // read from disk
- //
- Status = FileBufferRead (InputBarGetString(), FALSE);
-
- if (EFI_ERROR (Status)) {
- FileBufferRead (MainEditor.FileBuffer->FileName, TRUE);
- return EFI_LOAD_ERROR;
- }
-
- return EFI_SUCCESS;
-}
-
-/**
- Switch a file from ASCII to UNICODE or vise-versa.
-
- @retval EFI_SUCCESS The switch was ok or a warning was presented.
-**/
-EFI_STATUS
-MainCommandSwitchFileType (
- VOID
- )
-{
- //
- // Below is the scenario of File Type command:
- // After File Type is executed, file type will be changed to another type
- // if file is read-only, can not be modified
- //
- if (MainEditor.FileBuffer->ReadOnly) {
- StatusBarSetStatusString (L"Read Only File Can Not Be Modified");
- return EFI_SUCCESS;
- }
-
- if (MainEditor.FileBuffer->FileType == FileTypeUnicode) {
- MainEditor.FileBuffer->FileType = FileTypeAscii;
- } else {
- MainEditor.FileBuffer->FileType = FileTypeUnicode;
- }
-
- MainEditor.FileBuffer->FileModified = TRUE;
-
- return EFI_SUCCESS;
-}
-
-/**
- cut current line to clipboard
-
- @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
-MainCommandCutLine (
- VOID
- )
-{
- EFI_STATUS Status;
- EFI_EDITOR_LINE *Line;
-
- //
- // This command will cut current line ( where cursor is on ) to clip board.
- // And cursor will move to the beginning of next line.
- // Below is the scenario of Cut Line command:
- // 1. IF cursor is on valid line, current line will be cut to clip board.
- // IF cursor is not on valid line, an Status String will be prompted :
- // "Nothing to Cut".
- //
- Status = FileBufferCutLine (&Line);
- if (Status == EFI_NOT_FOUND) {
- return EFI_SUCCESS;
- }
-
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- MainEditor.CutLine = Line;
-
- return EFI_SUCCESS;
-}
-
-/**
- paste line to file buffer.
-
- @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
-MainCommandPasteLine (
- VOID
- )
-{
- EFI_STATUS Status;
-
- //
- // Below is the scenario of Paste Line command:
- // 1. IF nothing is on clipboard, a Status String will be prompted :
- // "No Line to Paste" and Paste Line command ends.
- // IF something is on clipboard, insert it above current line.
- // nothing on clipboard
- //
- if (MainEditor.CutLine == NULL) {
- StatusBarSetStatusString (L"No Line to Paste");
- return EFI_SUCCESS;
- }
-
- Status = FileBufferPasteLine ();
-
- return Status;
-}
-
-
-/**
- search string in file buffer
-
- @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
-MainCommandSearch (
- VOID
- )
-{
- EFI_STATUS Status;
- CHAR16 *Buffer;
- BOOLEAN Done;
- UINTN Offset;
-
- //
- // Below is the scenario of Search command:
- // 1. An Input Bar will be prompted : "Enter Search String:".
- // IF user press ESC, Search command ends.
- // IF user just press Enter, Search command ends.
- // IF user inputs the search string, do Step 2.
- //
- // 2. IF input search string is found, cursor will move to the first
- // occurrence and do Step 3.
- // IF input search string is not found, a Status String
- // "Search String Not Found" will be prompted and Search command ends.
- //
- // 3. An Input Bar will be prompted: "Find Next (Yes/No/Cancel ) ?".
- // IF user press ESC, Search command ends.
- // 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_INPUT_KEY Key;
-
- //
- // 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
- //
- do {
- gST->ConIn->ReadKeyStroke (gST->ConIn, &Key);
- } while(SCAN_CONTROL_W != Key.UnicodeChar);
-
- //
- // 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,
- FALSE,
- NULL
-};
-
-/**
- The initialization function for MainEditor.
-
- @retval EFI_SUCCESS The operation was successful.
- @retval EFI_LOAD_ERROR A load error occured.
-**/
-EFI_STATUS
-EFIAPI
-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 mouse in System Table ConsoleInHandle
- //
- Status = gBS->HandleProtocol (
- gST->ConIn,
- &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 ();
-
- 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
-EFIAPI
-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
-EFIAPI
-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 ();
- FileBufferRefresh ();
- }
- 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 ();
- FileBufferRefresh ();
- }
-
- if (EditorFirst) {
- FileBufferRestorePosition ();
- }
-
- //
- // 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
-EFIAPI
-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
-EFIAPI
-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
-EFIAPI
-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
-EFIAPI
-MainEditorKeyInput (
- VOID
- )
-{
- EFI_INPUT_KEY Key;
- EFI_STATUS Status;
- EFI_SIMPLE_POINTER_STATE MouseState;
-
- 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 ");
- }
- }
- }
-
- Status = gST->ConIn->ReadKeyStroke (gST->ConIn, &Key);
- 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();
-
- //
- // dispatch to different components' key handling function
- //
- if (EFI_NOT_FOUND != MenuBarDispatchControlHotKey(&Key)) {
- Status = EFI_SUCCESS;
- } else if ((Key.ScanCode == SCAN_NULL) || ((Key.ScanCode >= SCAN_UP) && (Key.ScanCode <= SCAN_PAGE_DOWN))) {
- Status = FileBufferHandleInput (&Key);
- } else if ((Key.ScanCode >= SCAN_F1) && (Key.ScanCode <= SCAN_F12)) {
- Status = MenuBarDispatchFunctionKey (&Key);
- } else {
- StatusBarSetStatusString (L"Unknown Command");
- 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
-EFIAPI
-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
-EFIAPI
-MainEditorBackup (
- VOID
- )
-{
- FileBufferBackup ();
-
- return EFI_SUCCESS;
-}
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