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-rw-r--r--conversionDlg.cpp363
1 files changed, 0 insertions, 363 deletions
diff --git a/conversionDlg.cpp b/conversionDlg.cpp
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--- a/conversionDlg.cpp
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-/* $Id: conversionDlg.cpp,v 1.7 2006/11/05 04:42:43 ganzhorn Exp $
- * This file is part of lfhex.
- * Copyright (C) 2006 Salem Ganzhorn <eyekode@yahoo.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 version 2.
- *
- * 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.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
- */
-
-#include <QLabel>
-#include <QApplication>
-#include <QCheckBox>
-#include <QLineEdit>
-#include <QPushButton>
-#include <QMenuBar>
-#include <QToolTip>
-
-#include <iostream>
-#include <float.h>
-
-#include "conversionDlg.hpp"
-#include "local.h"
-#include "grid.hpp"
-#include "box.hpp"
-
-ConversionDlg::ConversionDlg ( QWidget*parent )
- : QWidget(parent)
-{
- inValueChanged = false;
-
-
- QVBoxLayout *vbox = new QVBoxLayout(this);
- grid* g = new grid(3,this);
-
- g->setContentsMargins(3,3,3,3);
-
- vbox->addWidget(g);
-
- new QWidget(g);
- new QLabel(" Hex:",g);
- leditors[HexLE] = new QLineEdit(g);
-
- new QWidget(g);
- new QLabel(" ASCII:",g);
- leditors[AsciiLE] = new QLineEdit(g);
-
- byteSwapFlag[IntegerBS] = new QCheckBox("b/s",g);
- new QLabel(" Int:",g);
- leditors[IntegerLE] = new QLineEdit(g);
-
- byteSwapFlag[FloatBS] = new QCheckBox("b/s",g);
- new QLabel(" Float:",g);
- leditors[FloatLE] = new QLineEdit(g);
-
- byteSwapFlag[DoubleBS] = new QCheckBox("b/s",g);
- new QLabel(" Double:",g);
- leditors[DoubleLE] = new QLineEdit(g);
-
- // make sure to do an update if any of the byte swap flags toggle
- for(int i = MinBS; i < MaxBS; ++i) {
- connect(byteSwapFlag[i],SIGNAL(clicked()),
- this,SLOT(valueChanged()));
- // add tool tip
- byteSwapFlag[i]->setToolTip("Byte Swap Data");
- }
-
- // setup validators
- leditors[DoubleLE]->setValidator( new QDoubleValidator(this) );
- QDoubleValidator *vd = new QDoubleValidator(this);
- vd->setRange( FLT_MAX, FLT_MAX );
- leditors[FloatLE]->setValidator( vd );
- leditors[IntegerLE]->setValidator( new QIntValidator(this) );
- leditors[HexLE]->setValidator( new HexValidator(this) );
-
- // setup editor connections
- connect(leditors[DoubleLE],SIGNAL(textChanged(const QString& )),
- this,SLOT(doubleChanged(const QString&)) );
- connect(leditors[FloatLE],SIGNAL(textChanged(const QString& )),
- this,SLOT(floatChanged(const QString&)) );
- connect(leditors[IntegerLE],SIGNAL(textChanged(const QString&)),
- this,SLOT(integerChanged(const QString&)) );
- connect(leditors[HexLE],SIGNAL(textChanged(const QString&)),
- this,SLOT(valueChanged(const QString&)));
- connect(leditors[AsciiLE],SIGNAL(textChanged(const QString&)),
- this,SLOT(asciiChanged(const QString&)));
-
- for( int i = MinLE; i < MaxLE; ++i ) {
- connect(leditors[i],SIGNAL(returnPressed()),
- this,SIGNAL(nextPressed()));
- }
-
- hbox * h = new hbox(this);
- vbox->addWidget(h);
- vbox->addStretch(1);
- QPushButton* prev = new QPushButton("<",h);
- QPushButton* next = new QPushButton(">",h);
-
- connect(prev,SIGNAL(clicked()),this,SIGNAL(prevPressed()));
- connect(next,SIGNAL(clicked()),this,SIGNAL(nextPressed()));
-
- setWindowTitle("Conversion Dialog");
-}
-
-ConversionDlg::~ConversionDlg()
-{
- cout << "died" <<endl;
-}
-
-void ConversionDlg::floatChanged(const QString& str)
-{
- QChar lastCh = str[str.length()-1];
- if( lastCh == 'e' || lastCh == '-' || lastCh == '.' ) {
- return;
- }
-
- bool success;
- float value = str.toFloat(&success);
-
- if( !success && !value ) {
- return;
- }
-
- // double to hex:
- uchar * ptr = (uchar*) &value;
- vector<uchar> bytes;
-
- if( byteSwapFlag[FloatBS]->isChecked() ) {
- for( int i = sizeof(float)-1; i > -1; i--)
- bytes.push_back(ptr[i]);
- } else {
- for( unsigned int i = 0; i < sizeof(float); i++ )
- bytes.push_back(ptr[i]);
- }
-
- QString hex;
- Translate::ByteToHex(hex,bytes);
-
- valueChanged( hex );
-}
-
-void ConversionDlg::doubleChanged(const QString& str)
-{
- QChar lastCh = str[str.length()-1];
- if( lastCh == 'e' || lastCh == '-' || lastCh == '.' ) {
- return;
- }
-
- bool success;
- double value = str.toDouble(&success);
-
- if( !success && !value ) {
- return;
- }
-
- // double to hex:
- uchar * ptr = (uchar*)&value;
- vector<uchar> bytes;
-
- if(byteSwapFlag[DoubleBS]->isChecked() ) {
- for(int i = sizeof(double)-1; i > -1; --i)
- bytes.push_back(ptr[i]);
- } else {
- for(unsigned int i = 0; i < sizeof(double); i++ )
- bytes.push_back(ptr[i]);
- }
- QString hex;
- Translate::ByteToHex(hex,bytes);
-
- valueChanged( hex );
-}
-
-void ConversionDlg::asciiChanged(const QString &str)
-{
- vector<uchar> bytes;
- QString hex;
- Translate::CharToByte(bytes,str);
- Translate::ByteToHex(hex,bytes);
-
- valueChanged( hex );
-}
-
-void ConversionDlg::integerChanged( const QString & str )
-{
- bool success;
- int value = str.toInt(&success);
-
- uchar * ptr = (uchar*) &value;
- vector<uchar> bytes;
-
- if( byteSwapFlag[IntegerBS]->isChecked() ) {
- for( int i = sizeof(int)-1; i > -1 ;--i )
- bytes.push_back(ptr[i]);
- } else {
- for( unsigned int i = 0; i < sizeof(int)/sizeof(uchar); i++)
- bytes.push_back(ptr[i]);
- }
-
- QString hex;
- Translate::ByteToHex(hex,bytes);
-
- valueChanged( hex );
-}
-
-// this slot just recalculates conversions
-void ConversionDlg::valueChanged()
-{
- // make sure the HexLE has focus, so valueChanged(str) updates all fields
- leditors[HexLE]->setFocus();
- valueChanged( leditors[HexLE]->text() );
-}
-// convert data to hex, then call updateData to set all the other data fields
-void ConversionDlg::valueChanged( const QString& str )
-{
- if( str.size()%2 ) {
- return;
- }
- // don't allow this call to nest
- if(inValueChanged)
- return;
-
- if( str.isEmpty() )
- return;
-
- inValueChanged = true;
- // remmember cursor offset
- int cursor_pos = leditors[HexLE]->cursorPosition();
- // conversion is safe because all chars are less than 'f'
- leditors[HexLE]->setText( str );
- leditors[HexLE]->setCursorPosition( cursor_pos );
-
- vector<uchar> bytes;
- Translate::HexToByte(bytes,str);
- if( !leditors[AsciiLE]->hasFocus() ) {
-
- if(!bytes.size()) {
- for(int i = MinLE; i < MaxLE; ++i)
- leditors[i]->setText( "" );
- inValueChanged = 0;
- return;
- }
-
- // update the ascii entry:
- QString ascii;
- Translate::ByteToChar(ascii,bytes);
-
- leditors[AsciiLE]->setText( ascii );
- }
-
- // scratch conversion vars
- QString strvalue;
- uchar * ucharPtr;
-
- if( !leditors[IntegerLE]->hasFocus() ) {
- // update the int entry:
- // pad right with 0x00
- int intvalue = 0;
- ucharPtr = (uchar*) &intvalue;
- if( byteSwapFlag[IntegerBS]->isChecked() ) {
- for(unsigned int i = 0; (i < sizeof(int)) && (i < bytes.size()); i++)
- ucharPtr[sizeof(int)-1-i] = bytes[i];
- } else {
- memcpy(&intvalue,&bytes.begin()[0],
- min(sizeof(int),bytes.size()));
- }
- strvalue.setNum(intvalue);
- leditors[IntegerLE]->setText( strvalue );
- }
-
- if( ! leditors[FloatLE]->hasFocus() ) {
- // update the float entry:
- float fvalue;
- ucharPtr = (uchar*)(&fvalue);
- if( byteSwapFlag[FloatBS]->isChecked() ) {
- for(unsigned int i = 0; i < sizeof(float); ++i) {
- if( i < bytes.size() ) {
- ucharPtr[sizeof(float)-1-i] = bytes[i];
- } else {
- ucharPtr[sizeof(float)-1-i] = 0x00;
- }
- }
- } else {
- if(bytes.size() < sizeof(float) ) {
- for(unsigned int i= 0; i < sizeof(float); ++i) {
- if( i < bytes.size() ) {
- *ucharPtr++ = bytes[i];
- } else {
- *ucharPtr++ = 0x00;
- }
- }
- } else {
- memcpy(&fvalue,&bytes.begin()[0],sizeof(float));
- }
- }
- strvalue.setNum( fvalue );
- leditors[FloatLE]->setText( strvalue );
- }
-
- if( ! leditors[DoubleLE]->hasFocus() ) {
- // update the double entry:
- double dvalue;
- ucharPtr = (uchar*)&dvalue;
- if( byteSwapFlag[DoubleBS]->isChecked() ) {
- for(unsigned int i= 0; i < sizeof(double); ++i) {
- if( i < bytes.size() ) {
- ucharPtr[sizeof(double)-1-i] = bytes[i];
- } else {
- ucharPtr[sizeof(double)-1-i] = 0x00;
- }
- }
- } else {
- if(bytes.size() < sizeof(double) ) {
- for(unsigned int i= 0; i < sizeof(double); ++i) {
- if( i < bytes.size() ) {
- *ucharPtr++ = bytes[i];
- } else {
- *ucharPtr++ = 0x00;
- }
- }
- } else {
- memcpy(&dvalue,&bytes.begin()[0],sizeof(double));
- }
- }
- strvalue.setNum( dvalue );
- leditors[DoubleLE]->setText( strvalue );
- }
-
- inValueChanged = false;
-}
-
-QString ConversionDlg::hexValue() const
-{
- return leditors[HexLE]->text();
-}
-
-HexValidator::HexValidator( QWidget * parent )
- : QValidator(parent)
-{
-}
-
-// allow 0xfff syntax
-QValidator::State HexValidator::validate ( QString &str, int &pos ) const
-{
- str = str.toLower();
- for(int i = 0; i < pos; i++) {
- if( ! ((str[i] >= 'a' && str[i] <= 'f') ||
- (str[i] >= '0' && str[i] <= '9') ) &&
- ! (i == 1 && str[i] == 'x' )
- ) {
- return Invalid;
- }
- }
- return Acceptable;
-}
-
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