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Versions: 8
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Stored size: 1.69 KB
Contents
/* Public Domain Curses */
#include "pdcos2.h"
/* return width of screen/viewport */
int PDC_get_columns(void)
{
#ifdef EMXVIDEO
int rows = 0;
#else
VIOMODEINFO modeInfo = {0};
#endif
int cols = 0;
const char *env_cols;
PDC_LOG(("PDC_get_columns() - called\n"));
#ifdef EMXVIDEO
v_dimen(&cols, &rows);
#else
modeInfo.cb = sizeof(modeInfo);
VioGetMode(&modeInfo, 0);
cols = modeInfo.col;
#endif
env_cols = getenv("COLS");
if (env_cols)
cols = min(atoi(env_cols), cols);
PDC_LOG(("PDC_get_columns() - returned: cols %d\n", cols));
return cols;
}
/* get the cursor size/shape */
int PDC_get_cursor_mode(void)
{
#ifdef EMXVIDEO
int curstart = 0, curend = 0;
#else
VIOCURSORINFO cursorInfo;
#endif
PDC_LOG(("PDC_get_cursor_mode() - called\n"));
#ifdef EMXVIDEO
v_getctype(&curstart, &curend);
return (curstart << 8) | curend;
#else
VioGetCurType (&cursorInfo, 0);
return (cursorInfo.yStart << 8) | cursorInfo.cEnd;
#endif
}
/* return number of screen rows */
int PDC_get_rows(void)
{
#ifdef EMXVIDEO
int cols = 0;
#else
VIOMODEINFO modeInfo = {0};
#endif
int rows = 0;
const char *env_rows;
PDC_LOG(("PDC_get_rows() - called\n"));
/* use the value from LINES environment variable, if set. MH 10-Jun-92 */
/* and use the minimum of LINES and *ROWS. MH 18-Jun-92 */
#ifdef EMXVIDEO
v_dimen(&cols, &rows);
#else
modeInfo.cb = sizeof(modeInfo);
VioGetMode(&modeInfo, 0);
rows = modeInfo.row;
#endif
env_rows = getenv("LINES");
if (env_rows)
rows = min(atoi(env_rows), rows);
PDC_LOG(("PDC_get_rows() - returned: rows %d\n", rows));
return rows;
}
Version data entries
8 entries across 8 versions & 1 rubygems