diff options
Diffstat (limited to 'dldialog/src/DLD_TV/dld_input.cc')
| -rw-r--r-- | dldialog/src/DLD_TV/dld_input.cc | 196 |
1 files changed, 196 insertions, 0 deletions
diff --git a/dldialog/src/DLD_TV/dld_input.cc b/dldialog/src/DLD_TV/dld_input.cc new file mode 100644 index 0000000..623451e --- /dev/null +++ b/dldialog/src/DLD_TV/dld_input.cc @@ -0,0 +1,196 @@ +/****************************************************************************** +** +** $Id: dld_input.cc,v 1.15 2000/03/15 20:02:19 harald Exp $ +** +** 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. +** +** (C) (C) 1999,2000 Harald Hoyer <DLDialog@parzelle.de> - All rights reserved - +** +******************************************************************************/ +#define Uses_TFilterValidator +#define Uses_TEvent +#define Uses_TKeys +#include "dld_input.h" +#include "dld_dialog.h" +#include <tvision/tv.h> +#include <stdio.h> + +DLD_TVInput::DLD_TVInput(const string& name, DLD_TVDialog *pd) : + DLD_TVObj(name, pd), + TInputLine(TRect(0,0,10,1), 1024) +{ + height = 1; + width = 3; + lenWidth.setMin(width); + lenHeight.setMin(height); + lenHeight.setPref(height); + isPasswd=false; + TInputLine::maxLen = 1023; + eventMask |= evBroadcast; +} + +DLD_TVInput::~DLD_TVInput() +{ + varvalue = TInputLine::data; + dia = 0; + activate(); +} + +void DLD_TVInput::create() +{ + strncpy(TInputLine::data, dia->get_env(varname).c_str(), + TInputLine::maxLen); + int mlen = max(maxLen, dia->get_env(varname).length()); + TInputLine::data[mlen]=0; + DLD_Obj::create(); +} + +void DLD_TVInput::set_length(int len) +{ + width = len+2; + TInputLine::maxLen = len; + lenWidth.setMin(width); + lenWidth.setPref(width); +} + +void DLD_TVInput::set_ip(bool flag) +{ + if(!flag) + return; + + width = 18; + lenWidth.setMin(width); + lenWidth.setPref(width); + + setValidator(new DLD_TVIPValidator()); +} + +void DLD_TVInput::set_numeric(bool flag) +{ + if(!flag) + return; + + setValidator(new TFilterValidator("01234567890")); +} + +void DLD_TVInput::set_passwd(bool flag) +{ + if(!flag) + return; + isPasswd = flag; +} + +void DLD_TVInput::draw() +{ + if(!isPasswd) { + TInputLine::draw(); + return; + } + else { + int l, r; + TDrawBuffer b; + + uchar color = (state & sfFocused) ? getColor( 2 ) : getColor( 1 ); + + b.moveChar( 0, ' ', color, size.x ); + char buf[256]; + int i; + for(i = 0; (i < size.x - 2) && data[firstPos+i]; i++) + buf[i] = '*'; + + buf[i] = 0; + + buf[size.x - 2 ] = EOS; + b.moveStr( 1, buf, color ); + + if( canScroll(1) ) + b.moveChar( size.x-1, '\x10', getColor(4), 1 ); + if( (state & sfSelected) != 0 ) + { + if( canScroll(-1) ) + b.moveChar( 0, '\x11', getColor(4), 1 ); + l = selStart - firstPos; + r = selEnd - firstPos; + l = max( 0, l ); + r = min( size.x - 2, r ); + if (l < r) + b.moveChar( l+1, 0, getColor(3), r - l ); + } + writeLine( 0, 0, size.x, size.y, b ); + setCursor( curPos-firstPos+1, 0); + } +} + +Boolean DLD_TVInput::canScroll( int delta ) +{ + if( delta < 0 ) + return Boolean( firstPos > 0 ); + else + if( delta > 0 ) + return Boolean( (int)strlen(data) - firstPos + 2 > size.x ); + else + return False; +} + +void DLD_TVInput::handleEvent(TEvent& event) +{ + if( (state & sfSelected) != 0 ) + switch (event.what) + { + case evBroadcast: + switch(event.message.command) + { + case cmDefault: + activate(); + break; + } + break; + } + TInputLine::handleEvent(event); +} + +DLD_TVIPValidator::DLD_TVIPValidator() +{ + regcomp(&accept, "^[0-2]?[0-9]?[0-9]?\\.[0-2]?[0-9]?[0-9]?\\." + "[0-2]?[0-9]?[0-9]?\\.[0-2]?[0-9]?[0-9]?$", REG_NOSUB|REG_EXTENDED); + + regcomp(&correct, "^[0-2]?[0-9]?[0-9]\\.[0-2]?[0-9]?[0-9]\\." + "[0-2]?[0-9]?[0-9]\\.[0-2]?[0-9]?[0-9]$", REG_NOSUB|REG_EXTENDED); + +} + +DLD_TVIPValidator::~DLD_TVIPValidator() +{ + regfree(&accept); + regfree(&correct); +} + + +Boolean DLD_TVIPValidator::isValid(const char* s) +{ + int num[4], i; + + if(sscanf(s, "%d.%d.%d.%d", &num[0], &num[1], &num[2], &num[3]) != 4) + return False; + + for(i=0; i<4; i++) { + if(num[i] < 0 || num[i] > 255) + return False; + } + + return (Boolean)(regexec(&correct, s, 0, 0, 0) == 0); +} + +Boolean DLD_TVIPValidator::isValidInput(char* s, Boolean) +{ + if(strlen(s) == 0) { + strcpy(s, "0.0.0.0"); + return True; + } + + return (Boolean)(regexec(&accept, s, 0, 0, 0) == 0); +} + |