| 53,7 → 53,7 |
|---|
| SCHEME_MSG = 0x70, |
| SCHEME_ERR = 0x70; |
| |
| static unsigned char screenw, screenh; |
| static unsigned char screenw, screenh, screenlastrow, screenlastcol; |
| static unsigned char glob_monomode, glob_tablessmode; |
| |
| static struct { |
| 160,7 → 160,7 |
|---|
| if (maxlen == 0) return; |
| maxlen--; /* make room for the nul terminator */ |
| |
| y = screenh - 1; |
| y = screenlastrow; |
| |
| /* print query string */ |
| x = mdr_cout_str(y, 0, query, SCHEME_STBAR3, 40); |
| 196,12 → 196,15 |
|---|
| |
| /* append a nul-terminated string to line at cursor position */ |
| static int line_append(struct file *f, const char far *buf, unsigned short len) { |
| if (sizeof(struct line) + f->cursor->len + len < len) return(-1); /* overflow check */ |
| if (curline_resize(f, f->cursor->len + len) != 0) return(-1); |
| if (sizeof(struct line) + f->cursor->len + len < len) goto ERR; /* overflow check */ |
| if (curline_resize(f, f->cursor->len + len) != 0) goto ERR; |
| |
| _fmemmove(f->cursor->payload + f->cursor->len, buf, len); |
| f->cursor->len += len; |
| |
| return(0); |
| ERR: |
| return(-1); |
| } |
| |
| |
| 226,11 → 229,11 |
|---|
| slotnum++; |
| slot[2] += slotnum; |
| } |
| mdr_cout_str(screenh - 1, 0, slot, SCHEME_STBAR2, 3); |
| mdr_cout_str(screenlastrow, 0, slot, SCHEME_STBAR2, 3); |
| } |
| |
| /* fill rest of status bar with background */ |
| mdr_cout_char_rep(screenh - 1, 3, ' ', SCHEME_STBAR1, helpcol - 3); |
| mdr_cout_char_rep(screenlastrow, 3, ' ', SCHEME_STBAR1, helpcol - 3); |
| |
| /* filename and modflag */ |
| { |
| 244,8 → 247,8 |
|---|
| x = strlen(fn); |
| if (x > maxfnlen) fn += x - maxfnlen; |
| } |
| x = mdr_cout_str(screenh - 1, 4, fn, SCHEME_STBAR1, maxfnlen); |
| if (db->modflag) mdr_cout_char(screenh - 1, 5 + x, '!', SCHEME_STBAR2); |
| x = mdr_cout_str(screenlastrow, 4, fn, SCHEME_STBAR1, maxfnlen); |
| if (db->modflag) mdr_cout_char(screenlastrow, 5 + x, '!', SCHEME_STBAR2); |
| } |
| |
| /* eol type */ |
| 252,10 → 255,10 |
|---|
| { |
| const char *eoltype = "CRLF"; |
| if (db->lfonly) eoltype += 2; |
| mdr_cout_str(screenh - 1, helpcol - 6, eoltype, SCHEME_STBAR1, 5); |
| mdr_cout_str(screenlastrow, helpcol - 6, eoltype, SCHEME_STBAR1, 5); |
| } |
| |
| mdr_cout_str(screenh - 1, helpcol, s, SCHEME_STBAR2, 40); |
| mdr_cout_str(screenlastrow, helpcol, s, SCHEME_STBAR2, 40); |
| } |
| |
| |
| 329,13 → 332,13 |
|---|
| if (l->len - db->xoffset < screenw) { |
| limit = l->len; |
| } else { |
| limit = db->xoffset + screenw - 1; |
| limit = db->xoffset + screenlastcol; |
| } |
| for (i = db->xoffset; i < limit; i++) mdr_cout_char(y, x++, l->payload[i], SCHEME_TEXT); |
| } |
| |
| /* write empty spaces until end of line */ |
| if (x < screenw - 1) mdr_cout_char_rep(y, x, ' ', SCHEME_TEXT, screenw - 1 - x); |
| if (x < screenlastcol) mdr_cout_char_rep(y, x, ' ', SCHEME_TEXT, screenlastcol - x); |
| |
| #ifdef DBG_REFRESH |
| mdr_cout_char(y, 0, m, SCHEME_STBAR1); |
| 346,14 → 349,14 |
|---|
| |
| /* fill all lines below if empty (and they need to be redrawn) */ |
| if (l == NULL) { |
| while ((y < screenh - 1) && (y < uidirty.to)) { |
| mdr_cout_char_rep(y++, 0, ' ', SCHEME_TEXT, screenw - 1); |
| while ((y < screenlastrow) && (y < uidirty.to)) { |
| mdr_cout_char_rep(y++, 0, ' ', SCHEME_TEXT, screenlastcol); |
| } |
| } |
| |
| /* scroll bar */ |
| for (y = 0; y < (screenh - 1); y++) { |
| mdr_cout_char(y, screenw - 1, SCROLL_CURSOR, SCHEME_SCROLL); |
| for (y = 0; y < screenlastrow; y++) { |
| mdr_cout_char(y, screenlastcol, SCROLL_CURSOR, SCHEME_SCROLL); |
| } |
| |
| /* scroll cursor */ |
| 362,12 → 365,12 |
|---|
| unsigned short col; |
| unsigned short totlines = db->totlines - screenh + 1; |
| if (db->totlines - screenh > screenh) { |
| col = topline / (totlines / (screenh - 1)); |
| col = topline / (totlines / screenlastrow); |
| } else { |
| col = topline * (screenh - 1) / totlines; |
| col = topline * screenlastrow / totlines; |
| } |
| if (col >= screenh - 1) col = screenh - 2; |
| mdr_cout_char(col, screenw - 1, ' ', SCHEME_SCROLL); |
| if (col >= screenlastrow) col = screenh - 2; |
| mdr_cout_char(col, screenlastcol, ' ', SCHEME_SCROLL); |
| } |
| |
| /* clear out the dirty flag */ |
| 412,7 → 415,7 |
|---|
| uidirty.to = 0xff; |
| } |
| |
| if (db->xoffset + screenw - 1 <= db->cursor->len) { |
| if (db->xoffset + screenlastcol <= db->cursor->len) { |
| db->xoffset = db->cursor->len - screenw + 2; |
| uidirty.from = 0; |
| uidirty.to = 0xff; |
| 943,6 → 946,8 |
|---|
| SCHEME_MSG = 0x6f; |
| SCHEME_ERR = 0x4f; |
| } |
| screenlastrow = screenh - 1; |
| screenlastcol = screenw - 1; |
| |
| /* instruct DOS to stop detecting CTRL+C because user needs it for |
| * copy/paste operations. also remember the original status of the BREAK |
| 1139,10 → 1144,10 |
|---|
| if (line_add(db, db->cursor->payload + off, db->cursor->len - off) == 0) { |
| db->modflag = 1; |
| db->cursor = db->cursor->prev; /* back to original line */ |
| db->curline -= 1; |
| /* trim the line above */ |
| db->cursor->len = off; |
| /* move cursor to the (new) line below */ |
| db->curline -= 1; |
| uidirty.from = db->cursorposy; |
| uidirty.to = 0xff; |
| cursor_down(db); |
| 1214,7 → 1219,7 |
|---|
| ui_msg(svarlang_str(0, 10), NULL, SCHEME_ERR); /* ERROR */ |
| mdr_bios_tickswait(18); /* 1s */ |
| } else { |
| mdr_cout_char_rep(db->cursorposy, 0, ' ', ((SCHEME_TEXT >> 4) | (SCHEME_TEXT << 4)) & 0xff, screenw - 1); |
| mdr_cout_char_rep(db->cursorposy, 0, ' ', ((SCHEME_TEXT >> 4) | (SCHEME_TEXT << 4)) & 0xff, screenlastcol); |
| uidirty.from = db->cursorposy; |
| uidirty.to = db->cursorposy; |
| if (db->cursor->len != 0) { |