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/*************************************************************************** |
/*************************************************************************** |
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screen.c - description |
screen.c - description |
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------------------- |
------------------- |
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begin : Mon Oct 18 2004 |
Copyright : (C) 2004-2025 by Leaflet |
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copyright : (C) 2004 by Leaflet |
Email : leaflet@leafok.com |
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email : leaflet@leafok.com |
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***************************************************************************/ |
***************************************************************************/ |
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/*************************************************************************** |
/*************************************************************************** |
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* * |
* * |
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* This program is free software; you can redistribute it and/or modify * |
* This program is free software; you can redistribute it and/or modify * |
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* it under the terms of the GNU General Public License as published by * |
* it under the terms of the GNU General Public License as published by * |
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* the Free Software Foundation; either version 2 of the License, or * |
* the Free Software Foundation; either version 3 of the License, or * |
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* (at your option) any later version. * |
* (at your option) any later version. * |
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* * |
* * |
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***************************************************************************/ |
***************************************************************************/ |
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} |
} |
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} |
} |
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static int _str_input(char *buffer, int buffer_length, int echo_mode) |
static int _str_input(char *buffer, int buf_size, int echo_mode) |
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{ |
{ |
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int c, offset = 0, i, hz = 0; |
int c; |
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int offset = 0; |
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int hz = 0; |
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for (i = 0; i < buffer_length && buffer[i] != '\0'; i++) |
buffer[buf_size - 1] = '\0'; |
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{ |
for (offset = 0; offset < buf_size - 1 && buffer[offset] != '\0'; offset++); |
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offset++; |
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} |
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while ((c = igetch_t(60))) |
while ((c = igetch_t(60))) |
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{ |
{ |
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} |
} |
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if (c > 127 && c <= 255) |
if (c > 127 && c <= 255) |
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{ |
{ |
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if (!hz && offset + 2 > buffer_length) // No enough space for Chinese character |
if (!hz && offset + 2 > buf_size - 1) // No enough space for Chinese character |
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{ |
{ |
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igetch(1); // Cleanup remaining input |
igetch(1); // Cleanup remaining input |
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outc('\a'); |
outc('\a'); |
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} |
} |
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hz = (!hz); |
hz = (!hz); |
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} |
} |
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if (offset >= buffer_length) |
if (offset + 1 > buf_size - 1) |
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{ |
{ |
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outc('\a'); |
outc('\a'); |
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iflush(); |
iflush(); |
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return offset; |
return offset; |
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} |
} |
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int str_input(char *buffer, int buffer_length, int echo_mode) |
int str_input(char *buffer, int buf_size, int echo_mode) |
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{ |
{ |
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int len; |
int len; |
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buffer[0] = '\0'; |
buffer[0] = '\0'; |
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len = _str_input(buffer, buffer_length, echo_mode); |
len = _str_input(buffer, buf_size, echo_mode); |
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prints("\r\n"); |
prints("\r\n"); |
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iflush(); |
iflush(); |
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return len; |
return len; |
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}; |
}; |
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int get_data(int row, int col, char *prompt, char *buffer, int buffer_length, int echo_mode) |
int get_data(int row, int col, char *prompt, char *buffer, int buf_size, int echo_mode) |
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{ |
{ |
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int len; |
int len; |
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prints(buffer); |
prints(buffer); |
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iflush(); |
iflush(); |
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len = _str_input(buffer, buffer_length, echo_mode); |
len = _str_input(buffer, buf_size, echo_mode); |
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return len; |
return len; |
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} |
} |
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int display_file_ex(const char *filename, int begin_line, int wait) |
int display_file_ex(const char *filename, int begin_line, int wait) |
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{ |
{ |
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static int show_help = 1; |
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char buffer[LINE_BUFFER_LEN]; |
char buffer[LINE_BUFFER_LEN]; |
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int ch = 0; |
int ch = 0; |
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int input_ok, line, max_lines; |
int input_ok, line, max_lines; |
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case '?': |
case '?': |
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case 'h': |
case 'h': |
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case 'H': |
case 'H': |
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if (!show_help) |
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{ |
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break; |
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} |
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// Display help information |
// Display help information |
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show_help = 0; |
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display_file_ex(DATA_READ_HELP, begin_line, 1); |
display_file_ex(DATA_READ_HELP, begin_line, 1); |
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show_help = 1; |
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// Refresh after display help information |
// Refresh after display help information |
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c_line_current -= (line - 1); |
c_line_current -= (line - 1); |