| 126 |
|
|
| 127 |
memcpy(p_editor_data->p_display_lines[i], p_data + line_offsets[i], (size_t)p_editor_data->display_line_lengths[i]); |
memcpy(p_editor_data->p_display_lines[i], p_data + line_offsets[i], (size_t)p_editor_data->display_line_lengths[i]); |
| 128 |
current_data_line_length += p_editor_data->display_line_lengths[i]; |
current_data_line_length += p_editor_data->display_line_lengths[i]; |
| 129 |
|
|
| 130 |
|
// Trim \n from last line |
| 131 |
|
if (i + 1 == p_editor_data->display_line_total && |
| 132 |
|
p_editor_data->display_line_lengths[i] > 0 && |
| 133 |
|
p_editor_data->p_display_lines[i][p_editor_data->display_line_lengths[i] - 1] == '\n') |
| 134 |
|
{ |
| 135 |
|
p_editor_data->display_line_lengths[i]--; |
| 136 |
|
current_data_line_length--; |
| 137 |
|
} |
| 138 |
p_data_line[current_data_line_length] = '\0'; |
p_data_line[current_data_line_length] = '\0'; |
| 139 |
} |
} |
| 140 |
|
|
| 227 |
return -1; |
return -1; |
| 228 |
} |
} |
| 229 |
|
|
| 230 |
|
// Validate str |
| 231 |
|
if ((str_len == 1 && str[0] <= 0) || |
| 232 |
|
(str_len == 2 && (str[0] >= 0 || str[1] >= 0))) |
| 233 |
|
{ |
| 234 |
|
log_error("Invalid input str, len=%d\n", str_len); |
| 235 |
|
return -2; |
| 236 |
|
} |
| 237 |
|
|
| 238 |
// Get accurate offset of first character of CJK at offset position |
// Get accurate offset of first character of CJK at offset position |
| 239 |
for (i = 0; i < offset; i++) |
for (i = 0; i < offset; i++) |
| 240 |
{ |
{ |
| 412 |
|
|
| 413 |
if (*p_offset >= p_editor_data->display_line_lengths[*p_display_line]) |
if (*p_offset >= p_editor_data->display_line_lengths[*p_display_line]) |
| 414 |
{ |
{ |
| 415 |
*p_offset -= p_editor_data->display_line_lengths[*p_display_line]; |
if (*p_display_line + 1 < p_editor_data->display_line_total) |
|
|
|
|
if (*p_display_line + 1 >= p_editor_data->display_line_total) |
|
| 416 |
{ |
{ |
| 417 |
log_error("*p_display_line(%d) >= display_line_total(%d)\n", *p_display_line, p_editor_data->display_line_total); |
*p_offset -= p_editor_data->display_line_lengths[*p_display_line]; |
| 418 |
|
(*p_display_line)++; |
| 419 |
} |
} |
| 420 |
else |
else if (*p_display_line + 1 >= MAX_EDITOR_DATA_LINES) |
| 421 |
{ |
{ |
| 422 |
(*p_display_line)++; |
len = split_line(p_editor_data->p_display_lines[*p_display_line], SCREEN_COLS - 1, &eol, &display_len); |
| 423 |
|
p_editor_data->p_display_lines[*p_display_line][len] = '\0'; |
| 424 |
|
p_editor_data->display_line_lengths[*p_display_line] = len; |
| 425 |
|
*p_offset = len; |
| 426 |
} |
} |
| 427 |
} |
} |
| 428 |
|
|
| 488 |
} |
} |
| 489 |
} |
} |
| 490 |
|
|
| 491 |
|
if (offset_data_line >= len_data_line) // end-of-line |
| 492 |
|
{ |
| 493 |
|
return 0; |
| 494 |
|
} |
| 495 |
|
|
| 496 |
// Check str to be deleted |
// Check str to be deleted |
| 497 |
if (p_data_line[offset_data_line] > 0 && p_data_line[offset_data_line] < 127) |
if (p_data_line[offset_data_line] > 0 && p_data_line[offset_data_line] < 127) |
| 498 |
{ |
{ |
| 504 |
} |
} |
| 505 |
else |
else |
| 506 |
{ |
{ |
| 507 |
log_error("Some strange character at display_line %ld, offset %ld: %d %d %d %d\n", |
log_error("Some strange character at display_line %ld, offset %ld: %d %d\n", |
| 508 |
display_line, offset, p_data_line[offset_data_line], p_data_line[offset_data_line + 1], |
display_line, offset, p_data_line[offset_data_line], p_data_line[offset_data_line + 1]); |
|
p_data_line[offset_data_line + 2], p_data_line[offset_data_line + 3]); |
|
| 509 |
str_len = 1; |
str_len = 1; |
| 510 |
} |
} |
| 511 |
|
|
| 575 |
|
|
| 576 |
*p_last_updated_line = display_line + MIN(i, split_line_total - 1); |
*p_last_updated_line = display_line + MIN(i, split_line_total - 1); |
| 577 |
|
|
| 578 |
if (display_line + i < last_display_line) |
if (*p_last_updated_line < last_display_line) |
| 579 |
{ |
{ |
| 580 |
// Remove redundant display line after last_display_line |
// Remove redundant display line after last_display_line |
| 581 |
for (j = last_display_line + 1; j < p_editor_data->display_line_total; j++) |
for (j = last_display_line + 1; j < p_editor_data->display_line_total; j++) |
| 582 |
{ |
{ |
| 583 |
p_editor_data->p_display_lines[j - (last_display_line - (display_line + i))] = p_editor_data->p_display_lines[j]; |
p_editor_data->p_display_lines[j - (last_display_line - *p_last_updated_line)] = p_editor_data->p_display_lines[j]; |
| 584 |
p_editor_data->display_line_lengths[j - (last_display_line - (display_line + i))] = p_editor_data->display_line_lengths[j]; |
p_editor_data->display_line_lengths[j - (last_display_line - *p_last_updated_line)] = p_editor_data->display_line_lengths[j]; |
| 585 |
} |
} |
| 586 |
|
|
| 587 |
(p_editor_data->display_line_total) -= (last_display_line - (display_line + i)); |
j = p_editor_data->display_line_total; |
| 588 |
last_display_line = display_line + i; |
(p_editor_data->display_line_total) -= (last_display_line - *p_last_updated_line); |
| 589 |
|
*p_last_updated_line = MAX(j - 1, *p_last_updated_line); |
|
*p_last_updated_line = p_editor_data->display_line_total - 1; |
|
| 590 |
} |
} |
| 591 |
|
|
| 592 |
return str_len; |
return str_len; |
| 686 |
input_str[str_len] = (char)(ch - 256); |
input_str[str_len] = (char)(ch - 256); |
| 687 |
str_len++; |
str_len++; |
| 688 |
} |
} |
| 689 |
else |
else if (str_len > 0) |
| 690 |
{ |
{ |
| 691 |
|
log_error("Received %d character over 127 followed by character less than 127\n", str_len); |
| 692 |
str_len = 0; |
str_len = 0; |
| 693 |
} |
} |
| 694 |
|
|
| 695 |
if ((ch >= 32 && ch < 127) || (ch > 127 && ch <= 255 && str_len == 2) || // Printable character or GBK |
if ((ch >= 32 && ch < 127) || (ch > 127 && ch <= 255 && str_len == 2) || // Printable character or GBK |
| 696 |
ch == CR || ch == KEY_ESC) // Special character |
ch == CR || ch == KEY_ESC) // Special character |
| 697 |
{ |
{ |
| 698 |
if (str_len == 0) |
if (str_len == 0) // ch >= 32 && ch < 127 |
| 699 |
{ |
{ |
| 700 |
input_str[0] = (char)ch; |
input_str[0] = (char)ch; |
| 701 |
str_len = 1; |
str_len = 1; |
| 720 |
input_str, str_len, &last_updated_line) < 0) |
input_str, str_len, &last_updated_line) < 0) |
| 721 |
{ |
{ |
| 722 |
log_error("editor_data_insert(str_len=%d) error\n", str_len); |
log_error("editor_data_insert(str_len=%d) error\n", str_len); |
|
str_len = 0; |
|
| 723 |
} |
} |
| 724 |
else |
else |
| 725 |
{ |
{ |
|
str_len = 0; |
|
|
|
|
| 726 |
output_end_row = MIN(SCREEN_ROWS - 1, output_current_row + (int)(last_updated_line - line_current)); |
output_end_row = MIN(SCREEN_ROWS - 1, output_current_row + (int)(last_updated_line - line_current)); |
| 727 |
line_current -= (output_current_row - row_pos); |
line_current -= (output_current_row - row_pos); |
| 728 |
output_current_row = (int)row_pos; |
output_current_row = (int)row_pos; |
| 753 |
col_pos = offset_out + 1; |
col_pos = offset_out + 1; |
| 754 |
} |
} |
| 755 |
|
|
| 756 |
|
str_len = 0; |
| 757 |
continue; |
continue; |
| 758 |
} |
} |
| 759 |
else if (ch == KEY_DEL || ch == BACKSPACE) // Del |
else if (ch == KEY_DEL || ch == BACKSPACE) // Del |
| 760 |
{ |
{ |
| 761 |
if (ch == BACKSPACE) |
if (ch == BACKSPACE) |
| 762 |
{ |
{ |
| 763 |
|
if (line_current - output_current_row + row_pos <= 0 && col_pos <= 1) // Forbidden |
| 764 |
|
{ |
| 765 |
|
input_ok = 0; |
| 766 |
|
continue; |
| 767 |
|
} |
| 768 |
|
|
| 769 |
col_pos--; |
col_pos--; |
| 770 |
if (col_pos < 1 && line_current - output_current_row + row_pos >= 0) |
if (col_pos < 1 && line_current - output_current_row + row_pos >= 0) |
| 771 |
{ |
{ |
| 816 |
row_pos += scroll_rows; |
row_pos += scroll_rows; |
| 817 |
output_current_row = screen_begin_row; |
output_current_row = screen_begin_row; |
| 818 |
output_end_row = SCREEN_ROWS - 1; |
output_end_row = SCREEN_ROWS - 1; |
|
clrline(output_current_row, SCREEN_ROWS); |
|
| 819 |
} |
} |
| 820 |
|
|
| 821 |
|
clrline(output_current_row, output_end_row); |
| 822 |
} |
} |
| 823 |
|
|
| 824 |
|
str_len = 0; |
| 825 |
continue; |
continue; |
| 826 |
} |
} |
| 827 |
|
|
| 848 |
break; |
break; |
| 849 |
case Ctrl('B'): // Bottom of screen |
case Ctrl('B'): // Bottom of screen |
| 850 |
case KEY_CTRL_DOWN: |
case KEY_CTRL_DOWN: |
| 851 |
row_pos = SCREEN_ROWS - 1; |
if (p_editor_data->display_line_total < screen_row_total) |
| 852 |
col_pos = MIN(col_pos, MAX(1, p_editor_data->display_line_lengths[line_current - output_current_row + row_pos])); |
{ |
| 853 |
|
row_pos = p_editor_data->display_line_total; |
| 854 |
|
} |
| 855 |
|
else |
| 856 |
|
{ |
| 857 |
|
row_pos = SCREEN_ROWS - 1; |
| 858 |
|
} |
| 859 |
|
if (line_current + (screen_row_total - (output_current_row - screen_begin_row)) >= p_editor_data->display_line_total) // Reach end |
| 860 |
|
{ |
| 861 |
|
// last display line does NOT have \n in the end |
| 862 |
|
col_pos = MIN(col_pos, p_editor_data->display_line_lengths[line_current - output_current_row + row_pos] + 1); |
| 863 |
|
} |
| 864 |
|
else |
| 865 |
|
{ |
| 866 |
|
col_pos = MIN(col_pos, MAX(1, p_editor_data->display_line_lengths[line_current - output_current_row + row_pos])); |
| 867 |
|
} |
| 868 |
break; |
break; |
| 869 |
case KEY_INS: |
case KEY_INS: |
| 870 |
key_insert = !key_insert; |
key_insert = !key_insert; |
| 885 |
if (p_editor_data->display_line_total < screen_row_total) |
if (p_editor_data->display_line_total < screen_row_total) |
| 886 |
{ |
{ |
| 887 |
row_pos = p_editor_data->display_line_total; |
row_pos = p_editor_data->display_line_total; |
| 888 |
col_pos = MAX(1, p_editor_data->display_line_lengths[line_current - output_current_row + row_pos]); |
col_pos = p_editor_data->display_line_lengths[line_current - output_current_row + row_pos] + 1; |
| 889 |
break; |
break; |
| 890 |
} |
} |
| 891 |
line_current = p_editor_data->display_line_total - screen_row_total; |
line_current = p_editor_data->display_line_total - screen_row_total; |
| 892 |
output_current_row = screen_begin_row; |
output_current_row = screen_begin_row; |
| 893 |
output_end_row = SCREEN_ROWS - 1; |
output_end_row = SCREEN_ROWS - 1; |
| 894 |
row_pos = SCREEN_ROWS - 1; |
row_pos = SCREEN_ROWS - 1; |
| 895 |
col_pos = MAX(1, p_editor_data->display_line_lengths[line_current - output_current_row + row_pos]); |
col_pos = p_editor_data->display_line_lengths[line_current - output_current_row + row_pos] + 1; |
| 896 |
clrline(output_current_row, SCREEN_ROWS); |
clrline(output_current_row, SCREEN_ROWS); |
| 897 |
break; |
break; |
| 898 |
case KEY_LEFT: |
case KEY_LEFT: |
| 939 |
} |
} |
| 940 |
if (line_current + (screen_row_total - (output_current_row - screen_begin_row)) >= p_editor_data->display_line_total) // Reach end |
if (line_current + (screen_row_total - (output_current_row - screen_begin_row)) >= p_editor_data->display_line_total) // Reach end |
| 941 |
{ |
{ |
| 942 |
col_pos = MAX(1, p_editor_data->display_line_lengths[line_current - output_current_row + row_pos]); |
// last display line does NOT have \n in the end |
| 943 |
|
col_pos = p_editor_data->display_line_lengths[line_current - output_current_row + row_pos] + 1; |
| 944 |
break; |
break; |
| 945 |
} |
} |
| 946 |
line_current += (screen_row_total - (output_current_row - screen_begin_row)); |
line_current += (screen_row_total - (output_current_row - screen_begin_row)); |