| 169 |
// Get accurate offset of first character of CJK at offset position |
// Get accurate offset of first character of CJK at offset position |
| 170 |
for (i = 0; i < offset; i++) |
for (i = 0; i < offset; i++) |
| 171 |
{ |
{ |
| 172 |
if (p_editor_data->p_display_lines[display_line][i] < 0) // GBK |
if (p_editor_data->p_display_lines[display_line][i] < 0 || p_editor_data->p_display_lines[display_line][i] > 127) // GBK |
| 173 |
{ |
{ |
| 174 |
i++; |
i++; |
| 175 |
} |
} |
| 368 |
// Get accurate offset of first character of CJK at offset position |
// Get accurate offset of first character of CJK at offset position |
| 369 |
for (i = 0; i < offset; i++) |
for (i = 0; i < offset; i++) |
| 370 |
{ |
{ |
| 371 |
if (p_editor_data->p_display_lines[display_line][i] < 0) // GBK |
if (p_editor_data->p_display_lines[display_line][i] < 0 || p_editor_data->p_display_lines[display_line][i] > 127) // GBK |
| 372 |
{ |
{ |
| 373 |
i++; |
i++; |
| 374 |
} |
} |
| 417 |
} |
} |
| 418 |
else |
else |
| 419 |
{ |
{ |
| 420 |
log_error("Some strange character at display_line %ld, offset %ld\n", display_line, offset); |
log_error("Some strange character at display_line %ld, offset %ld: %d %d %d %d\n", |
| 421 |
return -2; |
display_line, offset, p_data_line[offset_data_line], p_data_line[offset_data_line + 1], |
| 422 |
|
p_data_line[offset_data_line + 2], p_data_line[offset_data_line + 3]); |
| 423 |
|
str_len = 1; |
| 424 |
} |
} |
| 425 |
|
|
| 426 |
// Current display line is (almost) empty |
// Current display line is (almost) empty |
| 427 |
if (offset_data_line + str_len > len_data_line || |
if (offset_data_line + str_len > len_data_line || |
| 428 |
(offset_data_line + str_len == len_data_line && p_data_line[offset_data_line] == '\n')) |
(offset_data_line + str_len == len_data_line && p_data_line[offset_data_line] == '\n')) |
| 429 |
{ |
{ |
| 430 |
log_error("Nothing to be delete\n"); |
if (display_line + 1 >= p_editor_data->display_line_total) // No additional display line (data line) |
| 431 |
return 0; |
{ |
| 432 |
} |
log_common("Debug: No additional display line: %ld + 1 >= %ld\n", display_line, p_editor_data->display_line_total); |
| 433 |
|
return 0; |
| 434 |
|
} |
| 435 |
|
|
| 436 |
|
len_data_line = 0; // Next data line |
| 437 |
|
last_display_line = p_editor_data->display_line_total - 1; |
| 438 |
|
for (i = display_line + 1; i < p_editor_data->display_line_total; i++) |
| 439 |
|
{ |
| 440 |
|
len_data_line += p_editor_data->display_line_lengths[i]; |
| 441 |
|
|
| 442 |
|
if (p_editor_data->display_line_lengths[i] > 0 && |
| 443 |
|
p_editor_data->p_display_lines[i][p_editor_data->display_line_lengths[i] - 1] == '\n') // reach end of current data line |
| 444 |
|
{ |
| 445 |
|
last_display_line = i; |
| 446 |
|
break; |
| 447 |
|
} |
| 448 |
|
} |
| 449 |
|
|
| 450 |
|
if (offset_data_line + len_data_line + 1 > MAX_EDITOR_DATA_LINE_LENGTH) // No enough buffer to merge current data line with next data line |
| 451 |
|
{ |
| 452 |
|
log_common("Debug: No enough buffer to merge with next data line: %ld > %ld\n", |
| 453 |
|
offset_data_line + len_data_line + 1, MAX_EDITOR_DATA_LINE_LENGTH); |
| 454 |
|
return 0; |
| 455 |
|
} |
| 456 |
|
|
| 457 |
|
// Append next data line to current one |
| 458 |
|
memcpy(p_data_line + offset_data_line, p_editor_data->p_display_lines[display_line + 1], (size_t)len_data_line); |
| 459 |
|
p_data_line[offset_data_line + len_data_line] = '\0'; |
| 460 |
|
|
| 461 |
memmove(p_data_line + offset_data_line, p_data_line + offset_data_line + str_len, (size_t)(len_data_line - offset_data_line - str_len)); |
// Recycle next data line |
| 462 |
p_data_line[len_data_line - str_len] = '\0'; |
// TODO: free(p_editor_data->p_display_lines[display_line + 1]); |
| 463 |
len_data_line -= str_len; |
} |
| 464 |
|
else |
| 465 |
|
{ |
| 466 |
|
memmove(p_data_line + offset_data_line, p_data_line + offset_data_line + str_len, (size_t)(len_data_line - offset_data_line - str_len)); |
| 467 |
|
p_data_line[len_data_line - str_len] = '\0'; |
| 468 |
|
len_data_line -= str_len; |
| 469 |
|
} |
| 470 |
|
|
| 471 |
// Set p_data_line to head of current display line |
// Set p_data_line to head of current display line |
| 472 |
p_data_line = p_editor_data->p_display_lines[display_line]; |
p_data_line = p_editor_data->p_display_lines[display_line]; |
| 507 |
*p_last_updated_line = p_editor_data->display_line_total - 1; |
*p_last_updated_line = p_editor_data->display_line_total - 1; |
| 508 |
} |
} |
| 509 |
|
|
| 510 |
return 0; |
return str_len; |
| 511 |
} |
} |
| 512 |
|
|
| 513 |
static int editor_display_key_handler(int *p_key, EDITOR_CTX *p_ctx) |
static int editor_display_key_handler(int *p_key, EDITOR_CTX *p_ctx) |
| 545 |
long display_line_out, offset_out; |
long display_line_out, offset_out; |
| 546 |
int scroll_rows; |
int scroll_rows; |
| 547 |
long last_updated_line = 0; |
long last_updated_line = 0; |
| 548 |
int insert = 1; |
int key_insert = 1; |
| 549 |
int i; |
int i; |
| 550 |
|
|
| 551 |
screen_current_row = screen_begin_row; |
screen_current_row = screen_begin_row; |
| 566 |
|
|
| 567 |
snprintf(buffer, sizeof(buffer), |
snprintf(buffer, sizeof(buffer), |
| 568 |
"\033[1;44;33m[\033[32m%ld\033[33m;\033[32m%ld\033[33m] " |
"\033[1;44;33m[\033[32m%ld\033[33m;\033[32m%ld\033[33m] " |
| 569 |
"第\033[32m%ld\033[33m/\033[32m%ld\033[33m行 " |
"第\033[32m%ld\033[33m/\033[32m%ld\033[33m行 [\033[32m%s\033[33m] " |
| 570 |
"%s", |
"%s", |
| 571 |
row_pos, col_pos, |
row_pos, col_pos, |
| 572 |
ctx.line_cursor, p_editor_data->display_line_total, |
ctx.line_cursor, p_editor_data->display_line_total, |
| 573 |
|
key_insert ? "插入" : "改写", |
| 574 |
ctx.msg); |
ctx.msg); |
| 575 |
|
|
| 576 |
len = split_line(buffer, SCREEN_COLS, &eol, &display_len); |
len = split_line(buffer, SCREEN_COLS, &eol, &display_len); |
| 588 |
iflush(); |
iflush(); |
| 589 |
|
|
| 590 |
input_ok = 0; |
input_ok = 0; |
| 591 |
|
ch = igetch_t(MAX_DELAY_TIME); |
| 592 |
while (!SYS_server_exit && !input_ok) |
while (!SYS_server_exit && !input_ok) |
| 593 |
{ |
{ |
|
ch = igetch_t(MAX_DELAY_TIME); |
|
|
input_ok = 1; |
|
|
|
|
| 594 |
// extended key handler |
// extended key handler |
| 595 |
if (editor_display_key_handler(&ch, &ctx) != 0) |
if (editor_display_key_handler(&ch, &ctx) != 0) |
| 596 |
{ |
{ |
| 621 |
display_line_out = display_line_in; |
display_line_out = display_line_in; |
| 622 |
offset_out = offset_in; |
offset_out = offset_in; |
| 623 |
|
|
| 624 |
|
if (!key_insert) // overwrite |
| 625 |
|
{ |
| 626 |
|
if (editor_data_delete(p_editor_data, display_line_in, offset_in, |
| 627 |
|
&last_updated_line) < 0) |
| 628 |
|
{ |
| 629 |
|
log_error("editor_data_delete() error\n"); |
| 630 |
|
} |
| 631 |
|
} |
| 632 |
|
|
| 633 |
if (editor_data_insert(p_editor_data, &display_line_out, &offset_out, |
if (editor_data_insert(p_editor_data, &display_line_out, &offset_out, |
| 634 |
input_str, str_len, &last_updated_line) < 0) |
input_str, str_len, &last_updated_line) < 0) |
| 635 |
{ |
{ |
| 668 |
row_pos += (display_line_out - display_line_in); |
row_pos += (display_line_out - display_line_in); |
| 669 |
} |
} |
| 670 |
col_pos = offset_out + 1; |
col_pos = offset_out + 1; |
| 671 |
|
} |
| 672 |
|
|
| 673 |
continue; |
// Check whether there is additional input |
| 674 |
|
ch = igetch(0); |
| 675 |
|
if (ch == KEY_TIMEOUT) |
| 676 |
|
{ |
| 677 |
|
input_ok = 1; |
| 678 |
} |
} |
| 679 |
|
continue; |
| 680 |
} |
} |
| 681 |
else if (ch == KEY_DEL) // Del |
else if (ch == KEY_DEL || ch == BACKSPACE) // Del |
| 682 |
{ |
{ |
| 683 |
last_updated_line = line_current; |
if (ch == BACKSPACE) |
| 684 |
|
{ |
| 685 |
|
col_pos--; |
| 686 |
|
if (col_pos < 1 && line_current - screen_current_row + row_pos >= 0) |
| 687 |
|
{ |
| 688 |
|
row_pos--; |
| 689 |
|
col_pos = MAX(1, p_editor_data->display_line_lengths[line_current - screen_current_row + row_pos]); |
| 690 |
|
} |
| 691 |
|
} |
| 692 |
|
|
| 693 |
if (editor_data_delete(p_editor_data, line_current - screen_current_row + row_pos, col_pos - 1, |
if ((str_len = editor_data_delete(p_editor_data, line_current - screen_current_row + row_pos, col_pos - 1, |
| 694 |
&last_updated_line) < 0) |
&last_updated_line)) < 0) |
| 695 |
{ |
{ |
| 696 |
log_error("editor_data_delete() error\n"); |
log_error("editor_data_delete() error\n"); |
| 697 |
} |
} |
| 698 |
else |
else |
| 699 |
{ |
{ |
| 700 |
|
if (ch == BACKSPACE) |
| 701 |
|
{ |
| 702 |
|
for (i = 1; i < str_len; i++) |
| 703 |
|
{ |
| 704 |
|
col_pos--; |
| 705 |
|
if (col_pos < 1 && line_current - screen_current_row + row_pos >= 0) |
| 706 |
|
{ |
| 707 |
|
row_pos--; |
| 708 |
|
col_pos = MAX(1, p_editor_data->display_line_lengths[line_current - screen_current_row + row_pos]); |
| 709 |
|
} |
| 710 |
|
} |
| 711 |
|
} |
| 712 |
|
|
| 713 |
screen_end_row = MIN(SCREEN_ROWS - 1, screen_current_row + (int)(last_updated_line - line_current)); |
screen_end_row = MIN(SCREEN_ROWS - 1, screen_current_row + (int)(last_updated_line - line_current)); |
| 714 |
line_current -= (screen_current_row - row_pos); |
line_current -= (screen_current_row - row_pos); |
| 715 |
screen_current_row = (int)row_pos; |
screen_current_row = (int)row_pos; |
| 716 |
|
|
| 717 |
|
if (screen_current_row < screen_begin_row) // row_pos <= 0 |
| 718 |
|
{ |
| 719 |
|
screen_current_row = screen_begin_row; |
| 720 |
|
row_pos = screen_begin_row; |
| 721 |
|
screen_end_row = SCREEN_ROWS - 1; |
| 722 |
|
} |
| 723 |
} |
} |
| 724 |
|
|
| 725 |
|
// Check whether there is additional input |
| 726 |
|
ch = igetch(0); |
| 727 |
|
if (ch == KEY_TIMEOUT) |
| 728 |
|
{ |
| 729 |
|
input_ok = 1; |
| 730 |
|
} |
| 731 |
continue; |
continue; |
| 732 |
} |
} |
| 733 |
|
|
| 734 |
|
input_ok = 1; |
| 735 |
switch (ch) |
switch (ch) |
| 736 |
{ |
{ |
| 737 |
case KEY_NULL: |
case KEY_NULL: |
| 755 |
col_pos = MIN(col_pos, MAX(1, p_editor_data->display_line_lengths[line_current - screen_current_row + row_pos])); |
col_pos = MIN(col_pos, MAX(1, p_editor_data->display_line_lengths[line_current - screen_current_row + row_pos])); |
| 756 |
break; |
break; |
| 757 |
case KEY_INS: |
case KEY_INS: |
| 758 |
insert = !insert; |
key_insert = !key_insert; |
| 759 |
break; |
break; |
| 760 |
case KEY_HOME: |
case KEY_HOME: |
| 761 |
row_pos = 1; |
row_pos = 1; |
| 894 |
} |
} |
| 895 |
|
|
| 896 |
BBS_last_access_tm = time(0); |
BBS_last_access_tm = time(0); |
| 897 |
|
if (!input_ok) |
| 898 |
|
{ |
| 899 |
|
ch = igetch_t(MAX_DELAY_TIME); |
| 900 |
|
} |
| 901 |
} |
} |
| 902 |
|
|
| 903 |
continue; |
continue; |