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/* calckeys.c by Adam Rogoyski <apoc@laker.net> Temperanc on EFNet irc
* Copyright (C) 1998, 1999 Adam Rogoyski
* --- GNU General Public License Disclaimer ---
* 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.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include "hexedit.h"
void
calcNumberKey (struct calcEntryBox *binbox, struct calcEntryBox *octbox,
struct calcEntryBox *decbox, struct calcEntryBox *hexbox,
wchar_t in, int mode)
{
unsigned char *p = NULL;
int bitoff = 0;
memset (&bitoff, 0xFF, sizeof (int));
p = (unsigned char *) &bitoff + (sizeof (int) - 1);
switch (mode)
{
case BIN_BOX:
switch (in)
{
case CONTROL_D:
case BACKSPACE:
case CONTROL_H:
case KEY_BACKSPACE:
case KEY_DC:
#ifdef __PDCURSES__
case CTL_BKSP:
#endif
binbox->value.i = binbox->value.i >> 1;
*p &= 0x7F;
binbox->value.i &= bitoff;
octbox->value.i = decbox->value.i = hexbox->value.i =
binbox->value.i;
break;
default:
{
char *p = binbox->tokens;
while (*p)
{
if (*p == in)
break;
p++;
}
if (!*p)
return;
binbox->value.i = (binbox->value.i << 1) + getHexValue (in);
octbox->value.i = decbox->value.i = hexbox->value.i =
binbox->value.i;
}
}
break;
case OCT_BOX:
switch (in)
{
case CONTROL_D:
case BACKSPACE:
case CONTROL_H:
case KEY_BACKSPACE:
case KEY_DC:
#ifdef __PDCURSES__
case CTL_BKSP:
#endif
octbox->value.i = octbox->value.i >> 3;
*p = 0x1F;
octbox->value.i &= bitoff;
binbox->value.i = decbox->value.i = hexbox->value.i =
octbox->value.i;
break;
default:
{
char *p = octbox->tokens;
while (*p)
{
if (*p == in)
break;
p++;
}
if (!*p)
return;
octbox->value.i = (octbox->value.i << 3) + getHexValue (in);
binbox->value.i = decbox->value.i = hexbox->value.i =
octbox->value.i;
}
}
break;
case DEC_BOX:
switch (in)
{
case CONTROL_D:
case BACKSPACE:
case CONTROL_H:
case KEY_BACKSPACE:
case KEY_DC:
#ifdef __PDCURSES__
case CTL_BKSP:
#endif
decbox->value.i /= 10;
binbox->value.i = octbox->value.i = hexbox->value.i =
decbox->value.i;
break;
default:
{
char *p = hexbox->tokens;
while (*p)
{
if (*p == in)
break;
p++;
}
if (!*p)
return;
/* this doesn't really do what we want it to do */
decbox->value.i *= 10;
decbox->value.i += getHexValue (in);
binbox->value.i = octbox->value.i = hexbox->value.i =
decbox->value.i;
break;
}
}
break;
case HEX_BOX:
switch (in)
{
case CONTROL_D:
case BACKSPACE:
case CONTROL_H:
case KEY_BACKSPACE:
case KEY_DC:
#ifdef __PDCURSES__
case CTL_BKSP:
#endif
hexbox->value.i = hexbox->value.i >> 4;
*p &= 0x0F;
hexbox->value.i &= bitoff;
binbox->value.i = octbox->value.i = decbox->value.i =
hexbox->value.i;
break;
default:
{
char *p = hexbox->tokens;
while (*p)
{
if (*p == in)
break;
p++;
}
if (!*p)
return;
hexbox->value.i = (hexbox->value.i << 4) + getHexValue (in);
binbox->value.i = octbox->value.i = decbox->value.i =
hexbox->value.i;
}
}
break;
}
}
void
calcArrowKey (struct calcEntryBox *binbox, struct calcEntryBox *octbox,
struct calcEntryBox *decbox, struct calcEntryBox *hexbox,
wchar_t in, int *mode)
{
switch (*mode)
{
case BIN_BOX:
if ((in == KEY_UP) || (toupper (in) == 'K'))
*mode = HEX_BOX;
else if ((in == KEY_DOWN) || (toupper (in) == 'J'))
*mode = OCT_BOX;
break;
case OCT_BOX:
if ((in == KEY_UP) || (toupper (in) == 'K'))
*mode = BIN_BOX;
else if ((in == KEY_DOWN) || (toupper (in) == 'J'))
*mode = DEC_BOX;
break;
case DEC_BOX:
if ((in == KEY_UP) || (toupper (in) == 'K'))
*mode = OCT_BOX;
else if ((in == KEY_DOWN) || (toupper (in) == 'J'))
*mode = HEX_BOX;
break;
case HEX_BOX:
if ((in == KEY_UP) || (toupper (in) == 'K'))
*mode = DEC_BOX;
else if ((in == KEY_DOWN) || (toupper (in) == 'J'))
*mode = BIN_BOX;
break;
}
}
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