lbbs/src/screen.c

/***************************************************************************
                          screen.c  -  description
                             -------------------
    begin                : Mon Oct 18 2004
    copyright            : (C) 2004 by Leaflet
    email                : leaflet@leafok.com
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/

#include "io.h"

void
moveto (int row, int col)
{
  if (row >= 0)
    {
      prints ("\033[%d;%dH", row, col);
    }
  else
    {
      prints ("\r");
    }
}

void
clrtoeol ()
{
  prints ("\033[K");
}

int
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);

  while (c = igetch ())
    {
      if (c == CR || c == LF)
        break;
      if (c == BACKSPACE)
        {
          if (offset > 0)
            {
              buffer[--offset] = '\0';
              prints ("\b \b");
//            clrtoeol ();
              iflush ();
            }
          continue;
        }
      if (c > 255 || iscntrl (c))
        {
          continue;
        }
      if (c > 127 && c <= 255)
        {
          hz = (!hz);
        }
      if (offset >= buffer_length)
        {
          outc ('\a');
          continue;
        }
      buffer[offset++] = (char) c;
      buffer[offset] = '\0';
      switch (echo_mode)
        {
        case 0:
          outc ((char) c);
          break;
        case 1:
          outc ('*');
          break;
        }
      if (!hz)
        {
          iflush ();
        }
    }

  prints ("\r\n");
  iflush ();

  return offset;
}

int
display_file(const char* filename)
{
  char buffer[256];
  FILE *fin;
  
  if ((fin = fopen(filename, "r")) != NULL)
  {
    while (fgets(buffer, 255, fin))
    {
      prints (buffer);
      iflush ();
    }
    fclose (fin);

    return 0;
  }
  
  return -1;
}

int
show_top()
{
  return 0;
}

int
show_bottom()
{
  return 0;
}
1	sysadm	1.1	/***************************************************************************
2			screen.c - description
3			-------------------
4			begin : Mon Oct 18 2004
5			copyright : (C) 2004 by Leaflet
6			email : leaflet@leafok.com
7			***************************************************************************/
8
9			/***************************************************************************
10			* *
11			* This program is free software; you can redistribute it and/or modify *
12			* it under the terms of the GNU General Public License as published by *
13			* the Free Software Foundation; either version 2 of the License, or *
14			* (at your option) any later version. *
15			* *
16			***************************************************************************/
17
18			#include "io.h"
19
20			void
21			moveto (int row, int col)
22			{
23			if (row >= 0)
24			{
25			prints ("\033[%d;%dH", row, col);
26			}
27			else
28			{
29			prints ("\r");
30			}
31			}
32
33			void
34			clrtoeol ()
35			{
36			prints ("\033[K");
37			}
38
39			int
40			str_input (char *buffer, int buffer_length, int echo_mode)
41			{
42			char buf[256], ch;
43			int c, offset = 0, len, loop = 1, i, hz = 0;
44
45			memset (buffer, '\0', buffer_length);
46
47			while (c = igetch ())
48			{
49			if (c == CR \|\| c == LF)
50			break;
51			if (c == BACKSPACE)
52			{
53			if (offset > 0)
54			{
55			buffer[--offset] = '\0';
56			prints ("\b \b");
57			// clrtoeol ();
58			iflush ();
59			}
60			continue;
61			}
62			if (c > 255 \|\| iscntrl (c))
63			{
64			continue;
65			}
66			if (c > 127 && c <= 255)
67			{
68			hz = (!hz);
69			}
70			if (offset >= buffer_length)
71			{
72			outc ('\a');
73			continue;
74			}
75			buffer[offset++] = (char) c;
76			buffer[offset] = '\0';
77			switch (echo_mode)
78			{
79			case 0:
80			outc ((char) c);
81			break;
82			case 1:
83			outc ('*');
84			break;
85			}
86			if (!hz)
87			{
88			iflush ();
89			}
90			}
91
92			prints ("\r\n");
93			iflush ();
94
95			return offset;
96			}
97
98			int
99			display_file(const char* filename)
100			{
101			char buffer[256];
102			FILE *fin;
103
104			if ((fin = fopen(filename, "r")) != NULL)
105			{
106			while (fgets(buffer, 255, fin))
107			{
108			prints (buffer);
109			iflush ();
110			}
111			fclose (fin);
112
113			return 0;
114			}
115
116			return -1;
117			}
118
119			int
120			show_top()
121			{
122			return 0;
123			}
124
125			int
126			show_bottom()
127			{
128			return 0;
129			}
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