X-Git-Url: https://code.delx.au/refind/blobdiff_plain/8b9e6b44d9e996a65cc4b81a71e8e6fdc054ea27..c1935b0f6d9272cfa51e9a6c1e342c252ea41b1f:/refind/screen.c diff --git a/refind/screen.c b/refind/screen.c index a5628c0..cd5c698 100644 --- a/refind/screen.c +++ b/refind/screen.c @@ -1,5 +1,5 @@ /* - * refit/screen.c + * refind/screen.c * Screen handling functions * * Copyright (c) 2006 Christoph Pfisterer @@ -38,9 +38,9 @@ #include "screen.h" #include "config.h" #include "libegint.h" -#include "refit_call_wrapper.h" +#include "../include/refit_call_wrapper.h" -#include "egemb_refind_banner.h" +#include "../include/egemb_refind_banner.h" // Console defines and variables @@ -48,8 +48,6 @@ UINTN ConWidth; UINTN ConHeight; CHAR16 *BlankLine; -static VOID SwitchToText(IN BOOLEAN CursorEnabled); -static VOID SwitchToGraphics(VOID); static VOID DrawScreenHeader(IN CHAR16 *Title); // UGA defines and variables @@ -109,6 +107,12 @@ VOID InitScreen(VOID) VOID SetupScreen(VOID) { + if ((GlobalConfig.RequestedScreenWidth > 0) && (GlobalConfig.RequestedScreenHeight > 0) && + egSetScreenSize(GlobalConfig.RequestedScreenWidth, GlobalConfig.RequestedScreenHeight)) { + UGAWidth = GlobalConfig.RequestedScreenWidth; + UGAHeight = GlobalConfig.RequestedScreenHeight; + } // if user requested a particular screen resolution + if (GlobalConfig.TextOnly) { // switch to text mode if requested AllowGraphicsMode = FALSE; @@ -117,23 +121,24 @@ VOID SetupScreen(VOID) } else if (AllowGraphicsMode) { // clear screen and show banner // (now we know we'll stay in graphics mode) - if ((GlobalConfig.RequestedScreenWidth > 0) && (GlobalConfig.RequestedScreenHeight > 0) && - egSetScreenSize(GlobalConfig.RequestedScreenWidth, GlobalConfig.RequestedScreenHeight)) { - UGAWidth = GlobalConfig.RequestedScreenWidth; - UGAHeight = GlobalConfig.RequestedScreenHeight; - } // if user requested a particular screen resolution SwitchToGraphics(); BltClearScreen(TRUE); } } -static VOID SwitchToText(IN BOOLEAN CursorEnabled) +VOID SwitchToText(IN BOOLEAN CursorEnabled) { egSetGraphicsModeEnabled(FALSE); refit_call2_wrapper(ST->ConOut->EnableCursor, ST->ConOut, CursorEnabled); + // get size of text console + if (refit_call4_wrapper(ST->ConOut->QueryMode, ST->ConOut, ST->ConOut->Mode->Mode, &ConWidth, &ConHeight) != EFI_SUCCESS) { + // use default values on error + ConWidth = 80; + ConHeight = 25; + } } -static VOID SwitchToGraphics(VOID) +VOID SwitchToGraphics(VOID) { if (AllowGraphicsMode && !egIsGraphicsModeEnabled()) { egSetGraphicsModeEnabled(TRUE); @@ -157,8 +162,8 @@ VOID BeginTextScreen(IN CHAR16 *Title) VOID FinishTextScreen(IN BOOLEAN WaitAlways) { if (haveError || WaitAlways) { - SwitchToText(FALSE); - PauseForKey(); + PauseForKey(); + SwitchToText(FALSE); } // reset error flag @@ -177,10 +182,11 @@ VOID BeginExternalScreen(IN BOOLEAN UseGraphicsMode, IN CHAR16 *Title) BltClearScreen(FALSE); } else { egClearScreen(&DarkBackgroundPixel); + DrawScreenHeader(Title); } // if/else // show the header - DrawScreenHeader(Title); +// DrawScreenHeader(Title); if (!UseGraphicsMode) SwitchToText(TRUE); @@ -208,7 +214,7 @@ VOID TerminateScreen(VOID) // clear text screen refit_call2_wrapper(ST->ConOut->SetAttribute, ST->ConOut, ATTR_BASIC); refit_call1_wrapper(ST->ConOut->ClearScreen, ST->ConOut); - + // enable cursor refit_call2_wrapper(ST->ConOut->EnableCursor, ST->ConOut, TRUE); } @@ -262,9 +268,9 @@ static BOOLEAN ReadAllKeyStrokes(VOID) VOID PauseForKey(VOID) { UINTN index; - + Print(L"\n* Hit any key to continue *"); - + if (ReadAllKeyStrokes()) { // remove buffered key strokes refit_call1_wrapper(BS->Stall, 5000000); // 5 seconds delay ReadAllKeyStrokes(); // empty the buffer again @@ -302,6 +308,7 @@ VOID EndlessIdleLoop(VOID) // Error handling // +#ifdef __MAKEWITH_GNUEFI BOOLEAN CheckFatalError(IN EFI_STATUS Status, IN CHAR16 *where) { CHAR16 ErrorName[64]; @@ -335,6 +342,41 @@ BOOLEAN CheckError(IN EFI_STATUS Status, IN CHAR16 *where) return TRUE; } +#else +BOOLEAN CheckFatalError(IN EFI_STATUS Status, IN CHAR16 *where) +{ +// CHAR16 ErrorName[64]; + + if (!EFI_ERROR(Status)) + return FALSE; + +// StatusToString(ErrorName, Status); + gST->ConOut->SetAttribute (gST->ConOut, ATTR_ERROR); + Print(L"Fatal Error: %r %s\n", Status, where); + gST->ConOut->SetAttribute (gST->ConOut, ATTR_BASIC); + haveError = TRUE; + + //gBS->Exit(ImageHandle, ExitStatus, ExitDataSize, ExitData); + + return TRUE; +} + +BOOLEAN CheckError(IN EFI_STATUS Status, IN CHAR16 *where) +{ +// CHAR16 ErrorName[64]; + + if (!EFI_ERROR(Status)) + return FALSE; + +// StatusToString(ErrorName, Status); + gST->ConOut->SetAttribute (gST->ConOut, ATTR_ERROR); + Print(L"Error: %r %s\n", Status, where); + gST->ConOut->SetAttribute (gST->ConOut, ATTR_BASIC); + haveError = TRUE; + + return TRUE; +} +#endif // // Graphics functions @@ -385,11 +427,11 @@ VOID BltImage(IN EG_IMAGE *Image, IN UINTN XPos, IN UINTN YPos) VOID BltImageAlpha(IN EG_IMAGE *Image, IN UINTN XPos, IN UINTN YPos, IN EG_PIXEL *BackgroundPixel) { EG_IMAGE *CompImage; - + // compose on background CompImage = egCreateFilledImage(Image->Width, Image->Height, FALSE, BackgroundPixel); egComposeImage(CompImage, Image, 0, 0); - + // blit to screen and clean up egDrawImage(CompImage, XPos, YPos); egFreeImage(CompImage); @@ -416,7 +458,7 @@ VOID BltImageAlpha(IN EG_IMAGE *Image, IN UINTN XPos, IN UINTN YPos, IN EG_PIXEL // CompHeight = TotalHeight; // OffsetY = (TotalHeight - CompHeight) >> 1; // egComposeImage(CompImage, TopImage, OffsetX, OffsetY); -// +// // // blit to screen and clean up // egDrawImage(CompImage, XPos, YPos); // egFreeImage(CompImage); @@ -425,7 +467,7 @@ VOID BltImageAlpha(IN EG_IMAGE *Image, IN UINTN XPos, IN UINTN YPos, IN EG_PIXEL VOID BltImageCompositeBadge(IN EG_IMAGE *BaseImage, IN EG_IMAGE *TopImage, IN EG_IMAGE *BadgeImage, IN UINTN XPos, IN UINTN YPos) { - UINTN TotalWidth, TotalHeight, CompWidth = 0, CompHeight = 0, OffsetX = 0, OffsetY = 0; + UINTN TotalWidth = 0, TotalHeight = 0, CompWidth = 0, CompHeight = 0, OffsetX = 0, OffsetY = 0; EG_IMAGE *CompImage = NULL; // initialize buffer with base image @@ -447,7 +489,7 @@ VOID BltImageCompositeBadge(IN EG_IMAGE *BaseImage, IN EG_IMAGE *TopImage, IN EG OffsetY = (TotalHeight - CompHeight) >> 1; egComposeImage(CompImage, TopImage, OffsetX, OffsetY); } - + // place the badge image if (BadgeImage != NULL && CompImage != NULL && (BadgeImage->Width + 8) < CompWidth && (BadgeImage->Height + 8) < CompHeight) { OffsetX += CompWidth - 8 - BadgeImage->Width; @@ -460,3 +502,185 @@ VOID BltImageCompositeBadge(IN EG_IMAGE *BaseImage, IN EG_IMAGE *TopImage, IN EG egFreeImage(CompImage); GraphicsScreenDirty = TRUE; } + +// Line-editing functions borrowed from gummiboot (cursor_left(), cursor_right(), & line_edit()). +// gummiboot is copyright (c) 2012 by Kay Sievers and Harald Hoyer +// and is licensed under the LGPL 2.1. + +static void cursor_left(UINTN *cursor, UINTN *first) +{ + if ((*cursor) > 0) + (*cursor)--; + else if ((*first) > 0) + (*first)--; +} + +static void cursor_right(UINTN *cursor, UINTN *first, UINTN x_max, UINTN len) +{ + if ((*cursor)+2 < x_max) + (*cursor)++; + else if ((*first) + (*cursor) < len) + (*first)++; +} + +BOOLEAN line_edit(CHAR16 *line_in, CHAR16 **line_out, UINTN x_max, UINTN y_pos) { + CHAR16 *line; + UINTN size; + UINTN len; + UINTN first; + CHAR16 *print; + UINTN cursor; + BOOLEAN exit; + BOOLEAN enter; + + if (!line_in) + line_in = L""; + size = StrLen(line_in) + 1024; + line = AllocatePool(size * sizeof(CHAR16)); + StrCpy(line, line_in); + len = StrLen(line); + print = AllocatePool(x_max * sizeof(CHAR16)); + + refit_call2_wrapper(ST->ConOut->EnableCursor, ST->ConOut, TRUE); + + first = 0; + cursor = 0; + enter = FALSE; + exit = FALSE; + while (!exit) { + UINTN index; + EFI_STATUS err; + EFI_INPUT_KEY key; + UINTN i; + + i = len - first; + if (i >= x_max-2) + i = x_max-2; + CopyMem(print, line + first, i * sizeof(CHAR16)); + print[i++] = ' '; + print[i] = '\0'; + + refit_call3_wrapper(ST->ConOut->SetCursorPosition, ST->ConOut, 0, y_pos); + refit_call2_wrapper(ST->ConOut->OutputString, ST->ConOut, print); + refit_call3_wrapper(ST->ConOut->SetCursorPosition, ST->ConOut, cursor, y_pos); + + refit_call3_wrapper(BS->WaitForEvent, 1, &ST->ConIn->WaitForKey, &index); + err = refit_call2_wrapper(ST->ConIn->ReadKeyStroke, ST->ConIn, &key); + if (EFI_ERROR(err)) + continue; + + switch (key.ScanCode) { + case SCAN_ESC: + exit = TRUE; + break; + case SCAN_HOME: + cursor = 0; + first = 0; + continue; + case SCAN_END: + cursor = len; + if (cursor >= x_max) { + cursor = x_max-2; + first = len - (x_max-2); + } + continue; + case SCAN_UP: + while((first + cursor) && line[first + cursor] == ' ') + cursor_left(&cursor, &first); + while((first + cursor) && line[first + cursor] != ' ') + cursor_left(&cursor, &first); + while((first + cursor) && line[first + cursor] == ' ') + cursor_left(&cursor, &first); + if (first + cursor != len && first + cursor) + cursor_right(&cursor, &first, x_max, len); + refit_call3_wrapper(ST->ConOut->SetCursorPosition, ST->ConOut, cursor, y_pos); + continue; + case SCAN_DOWN: + while(line[first + cursor] && line[first + cursor] == ' ') + cursor_right(&cursor, &first, x_max, len); + while(line[first + cursor] && line[first + cursor] != ' ') + cursor_right(&cursor, &first, x_max, len); + while(line[first + cursor] && line[first + cursor] == ' ') + cursor_right(&cursor, &first, x_max, len); + refit_call3_wrapper(ST->ConOut->SetCursorPosition, ST->ConOut, cursor, y_pos); + continue; + case SCAN_RIGHT: + if (first + cursor == len) + continue; + cursor_right(&cursor, &first, x_max, len); + refit_call3_wrapper(ST->ConOut->SetCursorPosition, ST->ConOut, cursor, y_pos); + continue; + case SCAN_LEFT: + cursor_left(&cursor, &first); + refit_call3_wrapper(ST->ConOut->SetCursorPosition, ST->ConOut, cursor, y_pos); + continue; + case SCAN_DELETE: + if (len == 0) + continue; + if (first + cursor == len) + continue; + for (i = first + cursor; i < len; i++) + line[i] = line[i+1]; + line[len-1] = ' '; + len--; + continue; + } + + switch (key.UnicodeChar) { + case CHAR_LINEFEED: + case CHAR_CARRIAGE_RETURN: + *line_out = line; + line = NULL; + enter = TRUE; + exit = TRUE; + break; + case CHAR_BACKSPACE: + if (len == 0) + continue; + if (first == 0 && cursor == 0) + continue; + for (i = first + cursor-1; i < len; i++) + line[i] = line[i+1]; + len--; + if (cursor > 0) + cursor--; + if (cursor > 0 || first == 0) + continue; + /* show full line if it fits */ + if (len < x_max-2) { + cursor = first; + first = 0; + continue; + } + /* jump left to see what we delete */ + if (first > 10) { + first -= 10; + cursor = 10; + } else { + cursor = first; + first = 0; + } + continue; + case '\t': + case ' ' ... '~': + case 0x80 ... 0xffff: + if (len+1 == size) + continue; + for (i = len; i > first + cursor; i--) + line[i] = line[i-1]; + line[first + cursor] = key.UnicodeChar; + len++; + line[len] = '\0'; + if (cursor+2 < x_max) + cursor++; + else if (first + cursor < len) + first++; + continue; + } + } + + refit_call2_wrapper(ST->ConOut->EnableCursor, ST->ConOut, FALSE); + FreePool(print); + FreePool(line); + return enter; +} /* BOOLEAN line_edit() */