VARCem/PDCurses
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This commit is contained in:
William McBrine
2019-08-03 23:22:59 -04:00
parent 690f11dc8d
commit 74dba12aef
4 changed files with 15 additions and 15 deletions
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3
curses.h
View File

@@ -28,7 +28,7 @@ Defined by this header:
**man-end****************************************************************/
#define PDCURSES 1 /* PDCurses-only routines */
#define PDC_BUILD 3807
#define PDC_BUILD 3808
#define PDC_VER_MAJOR 3
#define PDC_VER_MINOR 8
#define PDC_VERDOT "3.8"
@@ -357,6 +357,7 @@ typedef struct
#endif
short line_color; /* color of line attributes - default -1 */
attr_t termattrs; /* attribute capabilities */
WINDOW *lastscr; /* the last screen image */
bool color_started; /* TRUE after start_color() */
bool dirty; /* redraw on napms() after init_color() */
} SCREEN;

1
curspriv.h
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@@ -42,7 +42,6 @@ typedef struct /* structure for ripped off lines */
#define _DWCHAR 0x17 /* Delete Word char (^W) */
#define _DLCHAR 0x15 /* Delete Line char (^U) */
extern WINDOW *pdc_lastscr;
extern FILE *pdc_dbfp; /* tracing file pointer (NULL = off) */
extern unsigned long pdc_key_modifiers;
extern MOUSE_STATUS pdc_mouse_status;

20
pdcurses/initscr.c
View File

@@ -106,7 +106,6 @@ const char *_curses_notice = "PDCurses " PDC_VERDOT " - " __DATE__;
SCREEN *SP = (SCREEN*)NULL; /* curses variables */
WINDOW *curscr = (WINDOW *)NULL; /* the current screen image */
WINDOW *stdscr = (WINDOW *)NULL; /* the default screen window */
WINDOW *pdc_lastscr = (WINDOW *)NULL; /* the last screen image */
int LINES = 0; /* current terminal height */
int COLS = 0; /* current terminal width */
@@ -149,6 +148,7 @@ WINDOW *Xinitscr(int argc, char *argv[])
SP->linesrippedoffontop = 0;
SP->delaytenths = 0;
SP->line_color = -1;
SP->lastscr = (WINDOW *)NULL;
SP->color_started = FALSE;
SP->dirty = FALSE;
@@ -171,15 +171,15 @@ WINDOW *Xinitscr(int argc, char *argv[])
exit(2);
}
pdc_lastscr = newwin(LINES, COLS, 0, 0);
if (!pdc_lastscr)
SP->lastscr = newwin(LINES, COLS, 0, 0);
if (!SP->lastscr)
{
fprintf(stderr, "initscr(): Unable to create pdc_lastscr.\n");
fprintf(stderr, "initscr(): Unable to create SP->lastscr.\n");
exit(2);
}
wattrset(pdc_lastscr, (chtype)(-1));
werase(pdc_lastscr);
wattrset(SP->lastscr, (chtype)(-1));
werase(SP->lastscr);
PDC_slk_initialize();
LINES -= SP->slklines;
@@ -294,10 +294,10 @@ void delscreen(SCREEN *sp)
delwin(stdscr);
delwin(curscr);
delwin(pdc_lastscr);
delwin(SP->lastscr);
stdscr = (WINDOW *)NULL;
curscr = (WINDOW *)NULL;
pdc_lastscr = (WINDOW *)NULL;
SP->lastscr = (WINDOW *)NULL;
SP->alive = FALSE;
@@ -319,10 +319,10 @@ int resize_term(int nlines, int ncols)
if (wresize(curscr, SP->lines, SP->cols) == ERR ||
wresize(stdscr, LINES, COLS) == ERR ||
wresize(pdc_lastscr, SP->lines, SP->cols) == ERR)
wresize(SP->lastscr, SP->lines, SP->cols) == ERR)
return ERR;
werase(pdc_lastscr);
werase(SP->lastscr);
curscr->_clear = TRUE;
if (SP->slk_winptr)

6
pdcurses/refresh.c
View File

@@ -132,7 +132,7 @@ int doupdate(void)
PDC_LOG(("doupdate() - called\n"));
if (!curscr)
if (!SP || !curscr)
return ERR;
if (isendwin()) /* coming back after endwin() called */
@@ -155,7 +155,7 @@ int doupdate(void)
int first, last;
chtype *src = curscr->_y[y];
chtype *dest = pdc_lastscr->_y[y];
chtype *dest = SP->lastscr->_y[y];
if (clearall)
{
@@ -187,7 +187,7 @@ int doupdate(void)
)
len++;
/* update the screen, and pdc_lastscr */
/* update the screen, and SP->lastscr */
if (len)
{