138 lines
3.0 KiB
C
138 lines
3.0 KiB
C
/* ncurses.c */
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#include "config.h"
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#ifdef WINE_NCURSES
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/* This is the console driver for systems that support the ncurses
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interface.
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*/
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/* Actually, this should work for curses, as well. But there may be
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individual functions that are unsupported in plain curses or other
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variants. Those should be detected and special-cased by autoconf.
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*/
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/* When creating new drivers, you need to assign all the functions that
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that driver supports into the driver struct. If it is a supplementary
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driver, it should make sure to perserve the old values.
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*/
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#include "console.h"
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#include "debug.h"
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#undef ERR /* Use ncurses's err() */
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#include <curses.h>
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SCREEN *ncurses_screen;
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void NCURSES_Start()
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{
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/* This should be the root driver so we can ignore anything
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already in the struct. */
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driver.norefresh = FALSE;
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driver.init = NCURSES_Init;
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driver.write = NCURSES_Write;
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driver.close = NCURSES_Close;
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driver.moveCursor = NCURSES_MoveCursor;
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driver.getCursorPosition = NCURSES_GetCursorPosition;
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driver.getCharacterAtCursor = NCURSES_GetCharacterAtCursor;
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driver.clearScreen = NCURSES_ClearScreen;
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driver.checkForKeystroke = NCURSES_CheckForKeystroke;
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driver.getKeystroke = NCURSES_GetKeystroke;
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driver.refresh = NCURSES_Refresh;
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}
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void NCURSES_Init()
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{
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ncurses_screen = newterm("xterm", driver.console_out,
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driver.console_in);
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set_term(ncurses_screen);
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cbreak();
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noecho();
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nonl();
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intrflush(stdscr, FALSE);
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keypad(stdscr, TRUE);
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nodelay(stdscr, TRUE);
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}
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void NCURSES_Write(char output, int fg, int bg, int attribute)
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{
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/* We can discard all extended information. */
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waddch(stdscr, output);
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}
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void NCURSES_Close()
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{
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endwin();
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}
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void NCURSES_GetKeystroke(char *scan, char *ascii)
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{
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while (!NCURSES_CheckForKeystroke(scan, ascii))
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{} /* Wait until keystroke is detected */
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/* When it is detected, we will already have the right value
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in scan and ascii, but we need to take this keystroke
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out of the buffer. */
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wgetch(stdscr);
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}
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int NCURSES_CheckForKeystroke(char *scan, char *ascii)
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{
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/* We don't currently support scan codes here */
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/* FIXME */
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int temp;
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temp = wgetch(stdscr);
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if (temp == ERR)
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{
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return FALSE;
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}
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else
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{
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ungetch(temp); /* Keystroke not removed from buffer */
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*ascii = (char) temp;
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return TRUE;
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}
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}
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void NCURSES_MoveCursor(char row, char col)
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{
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wmove(stdscr, row, col);
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}
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void NCURSES_GetCursorPosition(char *row, char *col)
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{
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int trow, tcol;
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getyx(stdscr, trow, tcol); /* MACRO, no need to pass pointer */
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*row = (char) trow;
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*col = (char) tcol;
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}
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void NCURSES_GetCharacterAtCursor(char *ch, int *fg_color, int
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*bg_color, int *attribute)
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{
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/* We will eventually have to convert the color data */
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*ch = (char) winch(stdscr);
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*fg_color = 0;
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*bg_color = 0;
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*attribute = 0;
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};
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void NCURSES_Refresh()
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{
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wrefresh(stdscr);
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}
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void NCURSES_ClearScreen()
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{
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werase(stdscr);
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}
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#endif /* WINE_NCURSES */
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