* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/*
- * Modifications copyright (c) 2012-2014 Roderick W. Smith
+ * Modifications copyright (c) 2012-2015 Roderick W. Smith
*
* Modifications distributed under the terms of the GNU General Public
- * License (GPL) version 3 (GPLv3), a copy of which must be distributed
- * with this source code or binaries made from it.
+ * License (GPL) version 3 (GPLv3), or (at your option) any later version.
*
*/
+/*
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
#include "global.h"
#include "screen.h"
UINTN ConHeight;
CHAR16 *BlankLine = NULL;
-static VOID DrawScreenHeader(IN CHAR16 *Title);
-
// UGA defines and variables
UINTN UGAWidth;
refit_call2_wrapper(ST->ConOut->EnableCursor, ST->ConOut, TRUE);
}
-static VOID DrawScreenHeader(IN CHAR16 *Title)
+VOID DrawScreenHeader(IN CHAR16 *Title)
{
UINTN y;
Print(L"\n");
}
+// Pause a specified number of seconds
+VOID PauseSeconds(UINTN Seconds) {
+ refit_call1_wrapper(BS->Stall, 1000000 * Seconds);
+} // VOID PauseSeconds()
+
#if REFIT_DEBUG > 0
VOID DebugPause(VOID)
{
}
// blit to screen and clean up
- if (CompImage->HasAlpha)
- egDrawImageWithTransparency(CompImage, NULL, XPos, YPos, CompImage->Width, CompImage->Height);
- else
- egDrawImage(CompImage, XPos, YPos);
- egFreeImage(CompImage);
- GraphicsScreenDirty = TRUE;
-}
-
-// Line-editing functions borrowed from gummiboot (cursor_left(), cursor_right(), & line_edit()).
-// gummiboot is copyright (c) 2012 by Kay Sievers <kay.sievers@vrfy.org> and Harald Hoyer
-// <harald@redhat.com> 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)++;
+ if (CompImage != NULL) {
+ if (CompImage->HasAlpha)
+ egDrawImageWithTransparency(CompImage, NULL, XPos, YPos, CompImage->Width, CompImage->Height);
+ else
+ egDrawImage(CompImage, XPos, YPos);
+ egFreeImage(CompImage);
+ GraphicsScreenDirty = TRUE;
+ }
}
-
-BOOLEAN line_edit(CHAR16 *line_in, CHAR16 **line_out, UINTN x_max) {
- CHAR16 *line;
- UINTN size;
- UINTN len;
- UINTN first;
- UINTN y_pos = 3;
- CHAR16 *print;
- UINTN cursor;
- BOOLEAN exit;
- BOOLEAN enter;
-
- DrawScreenHeader(L"Line Editor");
- refit_call3_wrapper(ST->ConOut->SetCursorPosition, ST->ConOut, (ConWidth - 71) / 2, ConHeight - 1);
- refit_call2_wrapper(ST->ConOut->OutputString, ST->ConOut,
- L"Use cursor keys to edit, Esc to exit, Enter to boot with edited options");
-
- 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() */