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	/***************************************************************************
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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