1 /* Public Domain Curses */
5 RCSID("$Id: pdcgetsc.c,v 1.39 2008/07/14 04:24:51 wmcbrine Exp $")
7 /* return width of screen/viewport */
9 int PDC_get_columns(void)
14 VIOMODEINFO modeInfo = {0};
19 PDC_LOG(("PDC_get_columns() - called\n"));
22 v_dimen(&cols, &rows);
24 modeInfo.cb = sizeof(modeInfo);
25 VioGetMode(&modeInfo, 0);
28 env_cols = getenv("COLS");
31 cols = min(atoi(env_cols), cols);
33 PDC_LOG(("PDC_get_columns() - returned: cols %d\n", cols));
38 /* get the cursor size/shape */
40 int PDC_get_cursor_mode(void)
43 int curstart = 0, curend = 0;
45 VIOCURSORINFO cursorInfo;
47 PDC_LOG(("PDC_get_cursor_mode() - called\n"));
50 v_getctype(&curstart, &curend);
51 return (curstart << 8) | curend;
53 VioGetCurType (&cursorInfo, 0);
55 return (cursorInfo.yStart << 8) | cursorInfo.cEnd;
59 /* return number of screen rows */
61 int PDC_get_rows(void)
66 VIOMODEINFO modeInfo = {0};
71 PDC_LOG(("PDC_get_rows() - called\n"));
73 /* use the value from LINES environment variable, if set. MH 10-Jun-92 */
74 /* and use the minimum of LINES and *ROWS. MH 18-Jun-92 */
77 v_dimen(&cols, &rows);
79 modeInfo.cb = sizeof(modeInfo);
80 VioGetMode(&modeInfo, 0);
83 env_rows = getenv("LINES");
86 rows = min(atoi(env_rows), rows);
88 PDC_LOG(("PDC_get_rows() - returned: rows %d\n", rows));