--- lbbs/src/screen.c 2004/10/23 18:41:41 1.6 +++ lbbs/src/screen.c 2006/01/03 12:34:54 1.20 @@ -15,12 +15,15 @@ * * ***************************************************************************/ +#include "bbs.h" #include "common.h" #include "io.h" #include #include #include +#define ACTIVE_BOARD_HEIGHT 8 + int screen_lines = 24; void @@ -59,6 +62,13 @@ clrline (int line_begin, int line_end) } void +clrtobot (int line_begin) +{ + clrline (line_begin, screen_lines); + moveto (line_begin, 0); +} + +void clearscr () { prints ("\33[2J"); @@ -75,21 +85,44 @@ press_any_key () prints (" \033[1;33m按任意键继续...\033[0;37m"); iflush (); - return igetch (); + return igetch_t (60); +} + +void +set_input_echo (int echo) +{ + if (echo) + { + outc ('\x83'); // ASCII code 131 + iflush (); + } + else + { +// outc ('\x85'); // ASCII code 133 + prints ("\xff\xfb\x01\xff\xfb\x03"); + iflush (); + igetch_t (60); + igetch_t (60); + } } int -str_input (char *buffer, int buffer_length, int echo_mode) +_str_input (char *buffer, int buffer_length, int echo_mode) { char buf[256], ch; int c, offset = 0, len, loop = 1, i, hz = 0; - memset (buffer, '\0', buffer_length); + for (i=0; i 0) @@ -118,10 +151,10 @@ str_input (char *buffer, int buffer_leng buffer[offset] = '\0'; switch (echo_mode) { - case 0: + case DOECHO: outc ((char) c); break; - case 1: + case NOECHO: outc ('*'); break; } @@ -138,43 +171,73 @@ str_input (char *buffer, int buffer_leng } int +str_input (char *buffer, int buffer_length, int echo_mode) +{ + int offset; + + memset (buffer, '\0', buffer_length); + + offset = _str_input (buffer, buffer_length, echo_mode); + + return offset; +}; + +int +get_data (int row, int col, char *prompt, char *buffer, int buffer_length, int echo_mode) +{ + int len; + + moveto (row, col); + iflush (); + prints (prompt); + prints (buffer); + iflush (); + + len = _str_input (buffer, buffer_length, echo_mode); + + return len; +} + +int display_file (const char *filename) { char buffer[260]; FILE *fin; int i; - if ((fin = fopen (filename, "r")) != NULL) - { - while (fgets (buffer, 255, fin)) - { - i = strlen (buffer); - if (buffer[i - 1] == '\n' && buffer[i - 2] != '\r') - { - buffer[i - 1] = '\r'; - buffer[i] = '\n'; - buffer[i + 1] = '\0'; - } - prints (buffer); - iflush (); - } - fclose(fin); - return 0; - } - - return -1; + if ((fin = fopen (filename, "r")) == NULL) + { + return -1; + } + + while (fgets (buffer, 255, fin)) + { + i = strlen (buffer); + if (buffer[i - 1] == '\n' && buffer[i - 2] != '\r') + { + buffer[i - 1] = '\r'; + buffer[i] = '\n'; + buffer[i + 1] = '\0'; + } + prints (buffer); + iflush (); + } + fclose (fin); + + return 0; } int display_file_ex (const char *filename, int begin_line, int wait) { char buffer[260], temp[256]; - int i, ch, input_ok; - long int line, c_line_begin = 0, c_line_total=0; + int i, ch, input_ok, max_lines; + long int line, c_line_begin = 0, c_line_total = 0; long int f_line, f_size, f_offset; FILE *fin; struct stat f_stat; + max_lines = screen_lines - 1; clrline (begin_line, screen_lines); line = begin_line; moveto (line, 0); @@ -189,25 +252,25 @@ display_file_ex (const char *filename, i f_size = f_stat.st_size; while (fgets (buffer, 255, fin)) - c_line_total ++; + c_line_total++; rewind (fin); while (fgets (buffer, 255, fin)) { - if (line >= screen_lines) + if (line >= max_lines) { f_offset = ftell (fin); moveto (screen_lines, 0); prints ("\033[1;44;32m下面还有喔 (%d%%)\033[33m │ 结束 ← │ ↑/↓/PgUp/PgDn 移动 │ ? 辅助说明 │ \033[m", - (f_offset-strlen(buffer)) * 100 / f_size); + (f_offset - strlen (buffer)) * 100 / f_size); iflush (); input_ok = 0; while (!input_ok) { - ch = igetch (); + ch = igetch_t (MAX_DELAY_TIME); input_ok = 1; switch (ch) { @@ -240,7 +303,7 @@ display_file_ex (const char *filename, i case KEY_PGUP: case Ctrl ('B'): if (c_line_begin > 0) - c_line_begin -= (screen_lines - begin_line - 1); + c_line_begin -= (max_lines - begin_line - 1); else goto exit; if (c_line_begin < 0) @@ -253,12 +316,14 @@ display_file_ex (const char *filename, i } break; case KEY_RIGHT: - case KEY_PGDOWN: + case KEY_PGDN: case Ctrl ('F'): case KEY_SPACE: - c_line_begin += (screen_lines - begin_line - 1); - if (c_line_begin + (screen_lines - begin_line) > c_line_total) - c_line_begin = c_line_total - (screen_lines - begin_line); + c_line_begin += (max_lines - begin_line - 1); + if (c_line_begin + (max_lines - begin_line) > + c_line_total) + c_line_begin = + c_line_total - (max_lines - begin_line); rewind (fin); for (f_line = 0; f_line < c_line_begin; f_line++) { @@ -266,6 +331,8 @@ display_file_ex (const char *filename, i goto exit; } break; + case KEY_NULL: + case KEY_TIMEOUT: case KEY_LEFT: case 'q': case 'Q': @@ -313,9 +380,9 @@ display_file_ex (const char *filename, i line++; } if (wait) - ch = press_any_key(); + ch = press_any_key (); else - ch = 0; + ch = 0; exit: fclose (fin); @@ -327,13 +394,102 @@ display_file_ex (const char *filename, i } int -show_top () +show_top (char *status) { + char buffer[256]; + + str_space (buffer, 20 - strlen (BBS_current_section_name)); + + moveto (1, 0); + prints ("\033[1;44;33m%-20s \033[37m%20s" + " %s\033[33m讨论区 [%s]\033[m", + status, BBS_name, buffer, BBS_current_section_name); + iflush (); + + return 0; +} + +int +show_bottom (char *msg) +{ + char str_time[256], str_time_onine[20], buffer[256]; + time_t time_online; + struct tm *tm_online; + + get_time_str (str_time, 256); + str_space (buffer, 33 - strlen (BBS_username)); + + time_online = time (0) - BBS_login_tm; + tm_online = gmtime (&time_online); + + moveto (screen_lines, 0); + prints ("\033[1;44;33m[\033[36m%s\033[33m]" + "%s帐号[\033[36m%s\033[33m]" + "[\033[36m%1d\033[33m:\033[36m%2d\033[33m:\033[36m%2d\033[33m]\033[m", + str_time, buffer, BBS_username, tm_online->tm_mday - 1, + tm_online->tm_hour, tm_online->tm_min); + iflush (); + return 0; } int -show_bottom () +show_active_board () { + char filename[256], buffer[260]; + FILE *fin; + int i, j; + static long int line; + + sprintf (filename, "%sdata/active_board.txt", app_home_dir); + + clrline (3, 2 + ACTIVE_BOARD_HEIGHT); + + moveto (3, 0); + + if ((fin = fopen (filename, "r")) != NULL) + { + for (j = 0; j < line; j++) + { + if (fgets (buffer, 255, fin) == NULL) + { + line = 0; + rewind (fin); + break; + } + } + + for (j = 0; j < ACTIVE_BOARD_HEIGHT; j++) + { + if (fgets (buffer, 255, fin) == NULL) + { + line = 0; + if (j == 0) + { + rewind (fin); + if (fgets (buffer, 255, fin) == NULL) + { + break; + } + } + else + { + break; + } + } + line++; + i = strlen (buffer); + if (buffer[i - 1] == '\n' && buffer[i - 2] != '\r') + { + buffer[i - 1] = '\r'; + buffer[i] = '\n'; + buffer[i + 1] = '\0'; + } + prints (buffer); + iflush (); + } + fclose (fin); + } + return 0; }