Initial commit

Makefile

@@ -0,0 +1,233 @@
+#############################################################################
+# Makefile for building: offsets
+# Generated by qmake (2.01a) (Qt 4.8.7) on: mar. avr. 18 21:10:34 2017
+# Project:  offsets.pro
+# Template: app
+# Command: /usr/bin/qmake-qt4 -spec /usr/share/qt4/mkspecs/linux-g++-64 CONFIG+=debug -o Makefile offsets.pro
+#############################################################################
+
+####### Compiler, tools and options
+
+CC            = gcc
+CXX           = g++
+DEFINES       = -DQT_GUI_LIB -DQT_CORE_LIB -DQT_SHARED
+CFLAGS        = -m64 -pipe -g -Wall -W -D_REENTRANT $(DEFINES)
+CXXFLAGS      = -m64 -pipe -g -Wall -W -D_REENTRANT $(DEFINES)
+INCPATH       = -I/usr/share/qt4/mkspecs/linux-g++-64 -I. -I/usr/include/qt4/QtCore -I/usr/include/qt4/QtGui -I/usr/include/qt4 -I. -I.
+LINK          = g++
+LFLAGS        = -m64
+LIBS          = $(SUBLIBS)  -L/usr/lib/x86_64-linux-gnu -lQtGui -lQtCore -lpthread 
+AR            = ar cqs
+RANLIB        = 
+QMAKE         = /usr/bin/qmake-qt4
+TAR           = tar -cf
+COMPRESS      = gzip -9f
+COPY          = cp -f
+SED           = sed
+COPY_FILE     = $(COPY)
+COPY_DIR      = $(COPY) -r
+STRIP         = strip
+INSTALL_FILE  = install -m 644 -p
+INSTALL_DIR   = $(COPY_DIR)
+INSTALL_PROGRAM = install -m 755 -p
+DEL_FILE      = rm -f
+SYMLINK       = ln -f -s
+DEL_DIR       = rmdir
+MOVE          = mv -f
+CHK_DIR_EXISTS= test -d
+MKDIR         = mkdir -p
+
+####### Output directory
+
+OBJECTS_DIR   = ./
+
+####### Files
+
+SOURCES       = main.cpp \
+		mainwindow.cpp moc_mainwindow.cpp
+OBJECTS       = main.o \
+		mainwindow.o \
+		moc_mainwindow.o
+DIST          = /usr/share/qt4/mkspecs/common/unix.conf \
+		/usr/share/qt4/mkspecs/common/linux.conf \
+		/usr/share/qt4/mkspecs/common/gcc-base.conf \
+		/usr/share/qt4/mkspecs/common/gcc-base-unix.conf \
+		/usr/share/qt4/mkspecs/common/g++-base.conf \
+		/usr/share/qt4/mkspecs/common/g++-unix.conf \
+		/usr/share/qt4/mkspecs/qconfig.pri \
+		/usr/share/qt4/mkspecs/features/qt_functions.prf \
+		/usr/share/qt4/mkspecs/features/qt_config.prf \
+		/usr/share/qt4/mkspecs/features/exclusive_builds.prf \
+		/usr/share/qt4/mkspecs/features/default_pre.prf \
+		/usr/share/qt4/mkspecs/features/debug.prf \
+		/usr/share/qt4/mkspecs/features/default_post.prf \
+		/usr/share/qt4/mkspecs/features/shared.prf \
+		/usr/share/qt4/mkspecs/features/unix/gdb_dwarf_index.prf \
+		/usr/share/qt4/mkspecs/features/warn_on.prf \
+		/usr/share/qt4/mkspecs/features/qt.prf \
+		/usr/share/qt4/mkspecs/features/unix/thread.prf \
+		/usr/share/qt4/mkspecs/features/moc.prf \
+		/usr/share/qt4/mkspecs/features/resources.prf \
+		/usr/share/qt4/mkspecs/features/uic.prf \
+		/usr/share/qt4/mkspecs/features/yacc.prf \
+		/usr/share/qt4/mkspecs/features/lex.prf \
+		/usr/share/qt4/mkspecs/features/include_source_dir.prf \
+		offsets.pro
+QMAKE_TARGET  = offsets
+DESTDIR       = 
+TARGET        = offsets
+
+first: all
+####### Implicit rules
+
+.SUFFIXES: .o .c .cpp .cc .cxx .C
+
+.cpp.o:
+	$(CXX) -c $(CXXFLAGS) $(INCPATH) -o "$@" "$<"
+
+.cc.o:
+	$(CXX) -c $(CXXFLAGS) $(INCPATH) -o "$@" "$<"
+
+.cxx.o:
+	$(CXX) -c $(CXXFLAGS) $(INCPATH) -o "$@" "$<"
+
+.C.o:
+	$(CXX) -c $(CXXFLAGS) $(INCPATH) -o "$@" "$<"
+
+.c.o:
+	$(CC) -c $(CFLAGS) $(INCPATH) -o "$@" "$<"
+
+####### Build rules
+
+all: Makefile $(TARGET)
+
+$(TARGET): ui_mainwindow.h $(OBJECTS)  
+	$(LINK) $(LFLAGS) -o $(TARGET) $(OBJECTS) $(OBJCOMP) $(LIBS)
+	{ test -n "$(DESTDIR)" && DESTDIR="$(DESTDIR)" || DESTDIR=.; } && test $$(gdb --version | sed -e 's,[^0-9][^0-9]*\([0-9]\)\.\([0-9]\).*,\1\2,;q') -gt 72 && gdb --nx --batch --quiet -ex 'set confirm off' -ex "save gdb-index $$DESTDIR" -ex quit '$(TARGET)' && test -f $(TARGET).gdb-index && objcopy --add-section '.gdb_index=$(TARGET).gdb-index' --set-section-flags '.gdb_index=readonly' '$(TARGET)' '$(TARGET)' && rm -f $(TARGET).gdb-index || true
+
+Makefile: offsets.pro  /usr/share/qt4/mkspecs/linux-g++-64/qmake.conf /usr/share/qt4/mkspecs/common/unix.conf \
+		/usr/share/qt4/mkspecs/common/linux.conf \
+		/usr/share/qt4/mkspecs/common/gcc-base.conf \
+		/usr/share/qt4/mkspecs/common/gcc-base-unix.conf \
+		/usr/share/qt4/mkspecs/common/g++-base.conf \
+		/usr/share/qt4/mkspecs/common/g++-unix.conf \
+		/usr/share/qt4/mkspecs/qconfig.pri \
+		/usr/share/qt4/mkspecs/features/qt_functions.prf \
+		/usr/share/qt4/mkspecs/features/qt_config.prf \
+		/usr/share/qt4/mkspecs/features/exclusive_builds.prf \
+		/usr/share/qt4/mkspecs/features/default_pre.prf \
+		/usr/share/qt4/mkspecs/features/debug.prf \
+		/usr/share/qt4/mkspecs/features/default_post.prf \
+		/usr/share/qt4/mkspecs/features/shared.prf \
+		/usr/share/qt4/mkspecs/features/unix/gdb_dwarf_index.prf \
+		/usr/share/qt4/mkspecs/features/warn_on.prf \
+		/usr/share/qt4/mkspecs/features/qt.prf \
+		/usr/share/qt4/mkspecs/features/unix/thread.prf \
+		/usr/share/qt4/mkspecs/features/moc.prf \
+		/usr/share/qt4/mkspecs/features/resources.prf \
+		/usr/share/qt4/mkspecs/features/uic.prf \
+		/usr/share/qt4/mkspecs/features/yacc.prf \
+		/usr/share/qt4/mkspecs/features/lex.prf \
+		/usr/share/qt4/mkspecs/features/include_source_dir.prf \
+		/usr/lib/x86_64-linux-gnu/libQtGui.prl \
+		/usr/lib/x86_64-linux-gnu/libQtCore.prl
+	$(QMAKE) -spec /usr/share/qt4/mkspecs/linux-g++-64 CONFIG+=debug -o Makefile offsets.pro
+/usr/share/qt4/mkspecs/common/unix.conf:
+/usr/share/qt4/mkspecs/common/linux.conf:
+/usr/share/qt4/mkspecs/common/gcc-base.conf:
+/usr/share/qt4/mkspecs/common/gcc-base-unix.conf:
+/usr/share/qt4/mkspecs/common/g++-base.conf:
+/usr/share/qt4/mkspecs/common/g++-unix.conf:
+/usr/share/qt4/mkspecs/qconfig.pri:
+/usr/share/qt4/mkspecs/features/qt_functions.prf:
+/usr/share/qt4/mkspecs/features/qt_config.prf:
+/usr/share/qt4/mkspecs/features/exclusive_builds.prf:
+/usr/share/qt4/mkspecs/features/default_pre.prf:
+/usr/share/qt4/mkspecs/features/debug.prf:
+/usr/share/qt4/mkspecs/features/default_post.prf:
+/usr/share/qt4/mkspecs/features/shared.prf:
+/usr/share/qt4/mkspecs/features/unix/gdb_dwarf_index.prf:
+/usr/share/qt4/mkspecs/features/warn_on.prf:
+/usr/share/qt4/mkspecs/features/qt.prf:
+/usr/share/qt4/mkspecs/features/unix/thread.prf:
+/usr/share/qt4/mkspecs/features/moc.prf:
+/usr/share/qt4/mkspecs/features/resources.prf:
+/usr/share/qt4/mkspecs/features/uic.prf:
+/usr/share/qt4/mkspecs/features/yacc.prf:
+/usr/share/qt4/mkspecs/features/lex.prf:
+/usr/share/qt4/mkspecs/features/include_source_dir.prf:
+/usr/lib/x86_64-linux-gnu/libQtGui.prl:
+/usr/lib/x86_64-linux-gnu/libQtCore.prl:
+qmake:  FORCE
+	@$(QMAKE) -spec /usr/share/qt4/mkspecs/linux-g++-64 CONFIG+=debug -o Makefile offsets.pro
+
+dist: 
+	@$(CHK_DIR_EXISTS) .tmp/offsets1.0.0 || $(MKDIR) .tmp/offsets1.0.0 
+	$(COPY_FILE) --parents $(SOURCES) $(DIST) .tmp/offsets1.0.0/ && $(COPY_FILE) --parents mainwindow.hpp .tmp/offsets1.0.0/ && $(COPY_FILE) --parents main.cpp mainwindow.cpp .tmp/offsets1.0.0/ && $(COPY_FILE) --parents mainwindow.ui .tmp/offsets1.0.0/ && (cd `dirname .tmp/offsets1.0.0` && $(TAR) offsets1.0.0.tar offsets1.0.0 && $(COMPRESS) offsets1.0.0.tar) && $(MOVE) `dirname .tmp/offsets1.0.0`/offsets1.0.0.tar.gz . && $(DEL_FILE) -r .tmp/offsets1.0.0
+
+
+clean:compiler_clean 
+	-$(DEL_FILE) $(OBJECTS)
+	-$(DEL_FILE) *~ core *.core
+
+
+####### Sub-libraries
+
+distclean: clean
+	-$(DEL_FILE) $(TARGET) 
+	-$(DEL_FILE) Makefile
+
+
+check: first
+
+mocclean: compiler_moc_header_clean compiler_moc_source_clean
+
+mocables: compiler_moc_header_make_all compiler_moc_source_make_all
+
+compiler_moc_header_make_all: moc_mainwindow.cpp
+compiler_moc_header_clean:
+	-$(DEL_FILE) moc_mainwindow.cpp
+moc_mainwindow.cpp: mainwindow.hpp
+	/usr/lib/x86_64-linux-gnu/qt4/bin/moc $(DEFINES) $(INCPATH) mainwindow.hpp -o moc_mainwindow.cpp
+
+compiler_rcc_make_all:
+compiler_rcc_clean:
+compiler_image_collection_make_all: qmake_image_collection.cpp
+compiler_image_collection_clean:
+	-$(DEL_FILE) qmake_image_collection.cpp
+compiler_moc_source_make_all:
+compiler_moc_source_clean:
+compiler_uic_make_all: ui_mainwindow.h
+compiler_uic_clean:
+	-$(DEL_FILE) ui_mainwindow.h
+ui_mainwindow.h: mainwindow.ui
+	/usr/lib/x86_64-linux-gnu/qt4/bin/uic mainwindow.ui -o ui_mainwindow.h
+
+compiler_yacc_decl_make_all:
+compiler_yacc_decl_clean:
+compiler_yacc_impl_make_all:
+compiler_yacc_impl_clean:
+compiler_lex_make_all:
+compiler_lex_clean:
+compiler_clean: compiler_moc_header_clean compiler_uic_clean 
+
+####### Compile
+
+main.o: main.cpp mainwindow.hpp
+	$(CXX) -c $(CXXFLAGS) $(INCPATH) -o main.o main.cpp
+
+mainwindow.o: mainwindow.cpp mainwindow.hpp \
+		ui_mainwindow.h
+	$(CXX) -c $(CXXFLAGS) $(INCPATH) -o mainwindow.o mainwindow.cpp
+
+moc_mainwindow.o: moc_mainwindow.cpp 
+	$(CXX) -c $(CXXFLAGS) $(INCPATH) -o moc_mainwindow.o moc_mainwindow.cpp
+
+####### Install
+
+install:   FORCE
+
+uninstall:   FORCE
+
+FORCE:
+

README

@@ -0,0 +1,7 @@
+hex offsets : Hexadecimal offset calculator
+
+Copyright (C) 2017 Grégory Soutadé
+
+Licence : GPL v3
+
+See http://indefero.soutade.fr/p/offsets/ for further information

main.cpp

@@ -0,0 +1,20 @@
+#include "mainwindow.hpp"
+#include <QApplication>
+
+int main(int argc, char *argv[])
+{
+    int entriesNumber = UIEntry::MIN_ENTRIES_NUMBER, temp;
+    bool ok;
+
+    if (argc == 2)
+    {
+        temp = QString(argv[1]).toInt(&ok);
+        if (ok)
+            entriesNumber = temp;
+    }
+    QApplication a(argc, argv);
+    MainWindow w(0, entriesNumber);
+    w.show();
+
+    return a.exec();
+}

mainwindow.cpp

@@ -0,0 +1,226 @@
+/*
+  Copyright (C) 2017 Grégory Soutadé
+  
+  This file is part of Hex offsets.
+  
+  Hex offsets 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 3 of the License, or
+  (at your option) any later version.
+  
+  Hex offsets 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 Hex offsets.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "mainwindow.hpp"
+#include "ui_mainwindow.h"
+#include "uientry.hpp"
+
+#include <QClipboard>
+
+MainWindow::MainWindow(QWidget *parent, int entriesNumber) :
+    QMainWindow(parent),
+    ui(new Ui::MainWindow),
+    editConversion(false),
+    entriesNumber(entriesNumber)
+{
+    int i;
+    UIEntry* entry;
+
+    errorFont.setBold(true);
+    redPalette.setColor(QPalette::Text, Qt::red);
+
+    ui->setupUi(this);
+
+    QWidget* curWidget = this->ui->lineBase;
+    for(i=0; i<UIEntry::MIN_ENTRIES_NUMBER; i++)
+    {
+        entry = new UIEntry(0, this);
+        ui->verticalLayout->insertWidget(1+i, entry);
+        setTabOrder(curWidget, entry->getLine());
+        entries.push_back(entry);
+        curWidget = entry->getLine();
+    }
+
+    this->ui->spinUIEntries->setValue(entriesNumber);
+}
+
+class InvalidNumberException
+{
+};
+
+MainWindow::~MainWindow()
+{
+    delete ui;
+}
+
+void MainWindow::addValue(QLineEdit* line, UIEntry* entry, long* result, int base)
+{
+    long temp;
+    bool ok;
+
+    if (line->text().length() == 0) return;
+
+    temp = line->text().toLong(&ok, base);
+    if (!ok)
+    {
+        line->setPalette(redPalette);
+        line->setFont(errorFont);
+        throw(InvalidNumberException());
+    }
+    else
+    {
+        line->setPalette(blackPalette);
+        line->setFont(normalFont);
+
+        if (entry && !entry->enabled())
+            return;
+
+        if (!entry || entry->getOperation() == UIEntry::OPERATION_PLUS)
+            *result += temp;
+        else
+            *result -= temp;
+    }
+}
+
+void MainWindow::setTextValue(QLineEdit* line, long value, int base)
+{
+    QString qres;
+
+    if (base == 10 || value >= 0)
+        qres.setNum(value, base);
+    else
+    {
+        qres = "-" + qres.setNum(-value, 16);
+    }
+    line->setText(qres);
+
+}
+
+void MainWindow::computeResult(void)
+{
+    long result = 0;
+    QString qres;
+
+    try
+    {
+        this->addValue(this->ui->lineBase, 0, &result);
+        for (auto entry : entries)
+        {
+            addValue(entry->getLine(), entry, &result);
+        }
+
+        setTextValue(ui->lineResult, result);
+    }
+    catch(InvalidNumberException e)
+    {
+        this->ui->lineResult->setText(QString("NaN"));
+    }
+}
+
+void MainWindow::on_lineBase_textChanged(const QString &arg1)
+{
+    (void) arg1;
+    computeResult();
+}
+
+void MainWindow::on_buttonCopyClipboard_clicked()
+{
+    QApplication::clipboard()->setText(this->ui->lineResult->text());
+}
+
+void MainWindow::on_lineDec_textChanged(const QString &arg1)
+{
+    long result = 0;
+    (void) arg1;
+
+    if (editConversion) return;
+
+    editConversion = true;
+    try
+    {
+        addValue(ui->lineDec, 0, &result, 10);
+        setTextValue(ui->lineHex, result);
+    }
+    catch (InvalidNumberException e)
+    {
+    }
+
+    editConversion = false;
+}
+
+void MainWindow::on_lineHex_textChanged(const QString &arg1)
+{
+    long result = 0;
+
+    (void) arg1;
+
+    if (editConversion) return;
+
+    editConversion = true;
+    try
+    {
+        addValue(ui->lineHex, 0, &result);
+        setTextValue(ui->lineDec, result, 10);
+    }
+    catch (InvalidNumberException e)
+    {
+    }
+
+    editConversion = false;
+}
+
+void MainWindow::on_buttonClearBase_clicked()
+{
+    this->ui->lineBase->clear();
+}
+
+void MainWindow::on_buttonClearAll_clicked()
+{
+    this->ui->lineBase->clear();
+    for (auto entry : entries)
+    {
+        entry->clear();
+    }
+}
+
+void MainWindow::on_spinUIEntries_valueChanged(int newValue)
+{
+    int i, start;
+    UIEntry* entry = entries[entries.size()-1];
+    QWidget* curWidget = entry->getLine();
+
+    start = entries.size();
+    if (newValue == start)
+        return;
+    else if (newValue > start)
+    {
+        for(i=start; i<newValue; i++)
+        {
+            entry = new UIEntry((QWidget*)ui->verticalLayout, this);
+            ui->verticalLayout->insertWidget(1+i, entry);
+            entries.push_back(entry);
+            setTabOrder(curWidget, entry->getLine());
+            curWidget = entry->getLine();
+        }
+    }
+    else
+    {
+        while (start-- > newValue)
+        {
+            entry = entries.back();
+            ui->verticalLayout->removeWidget(entry);
+
+            delete entry;
+            entries.pop_back();
+        }
+    }
+
+    resize(width(), minimumHeight());
+    computeResult();
+}

mainwindow.hpp

@@ -0,0 +1,71 @@
+/*
+  Copyright (C) 2017 Grégory Soutadé
+  
+  This file is part of Hex offsets.
+  
+  Hex offsets 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 3 of the License, or
+  (at your option) any later version.
+  
+  Hex offsets 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 Hex offsets.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef MAINWINDOW_HPP
+#define MAINWINDOW_HPP
+
+#include <QMainWindow>
+#include <QPushButton>
+#include <QLineEdit>
+#include <QCheckBox>
+#include <uientry.hpp>
+
+namespace Ui {
+class MainWindow;
+}
+
+class MainWindow : public QMainWindow
+{
+    Q_OBJECT
+
+public:
+    explicit MainWindow(QWidget *parent = 0, int entriesNumber = 4);
+    ~MainWindow();
+
+private slots:
+    void on_lineBase_textChanged(const QString &arg1);
+
+    void on_buttonCopyClipboard_clicked();
+
+    void on_lineDec_textChanged(const QString &arg1);
+
+    void on_lineHex_textChanged(const QString &arg1);
+
+    void on_buttonClearBase_clicked();
+
+    void on_buttonClearAll_clicked();
+
+    void on_spinUIEntries_valueChanged(int arg1);
+
+private:
+    Ui::MainWindow *ui;
+    QFont normalFont, errorFont;
+    QPalette blackPalette, redPalette;
+    void addValue(QLineEdit* line, UIEntry* entry, long* result, int base=16);
+    void setTextValue(QLineEdit* line, long value, int base=16);
+    bool editConversion;
+    std::vector<UIEntry*> entries;
+    int entriesNumber;
+
+public:
+    void computeResult(void);
+    void getValue(QLineEdit* line, long* result, int base);
+};
+
+#endif // MAINWINDOW_HPP

mainwindow.ui

@@ -0,0 +1,174 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>MainWindow</class>
+ <widget class="QMainWindow" name="MainWindow">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>394</width>
+    <height>299</height>
+   </rect>
+  </property>
+  <property name="sizePolicy">
+   <sizepolicy hsizetype="Expanding" vsizetype="MinimumExpanding">
+    <horstretch>0</horstretch>
+    <verstretch>0</verstretch>
+   </sizepolicy>
+  </property>
+  <property name="windowTitle">
+   <string>Hex Offsets</string>
+  </property>
+  <widget class="QWidget" name="centralWidget">
+   <property name="sizePolicy">
+    <sizepolicy hsizetype="Expanding" vsizetype="MinimumExpanding">
+     <horstretch>0</horstretch>
+     <verstretch>0</verstretch>
+    </sizepolicy>
+   </property>
+   <layout class="QVBoxLayout" name="verticalLayout_3">
+    <item>
+     <layout class="QVBoxLayout" name="verticalLayout">
+      <property name="sizeConstraint">
+       <enum>QLayout::SetNoConstraint</enum>
+      </property>
+      <item>
+       <layout class="QHBoxLayout" name="horizontalLayout_2">
+        <item>
+         <widget class="QPushButton" name="buttonClearBase">
+          <property name="focusPolicy">
+           <enum>Qt::NoFocus</enum>
+          </property>
+          <property name="text">
+           <string>Clear</string>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <widget class="QLabel" name="label">
+          <property name="text">
+           <string>Base</string>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <widget class="QLineEdit" name="lineBase">
+          <property name="alignment">
+           <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+          </property>
+         </widget>
+        </item>
+       </layout>
+      </item>
+      <item>
+       <layout class="QVBoxLayout" name="verticalLayout_2">
+        <item>
+         <layout class="QHBoxLayout" name="horizontalLayout_10">
+          <item>
+           <widget class="QLabel" name="label_2">
+            <property name="text">
+             <string>Result</string>
+            </property>
+           </widget>
+          </item>
+          <item>
+           <widget class="QLineEdit" name="lineResult">
+            <property name="enabled">
+             <bool>true</bool>
+            </property>
+            <property name="alignment">
+             <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+            </property>
+            <property name="readOnly">
+             <bool>true</bool>
+            </property>
+           </widget>
+          </item>
+         </layout>
+        </item>
+       </layout>
+      </item>
+      <item>
+       <layout class="QHBoxLayout" name="horizontalLayout">
+        <item>
+         <widget class="QSpinBox" name="spinUIEntries">
+          <property name="minimum">
+           <number>4</number>
+          </property>
+          <property name="maximum">
+           <number>20</number>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <widget class="QPushButton" name="buttonClearAll">
+          <property name="sizePolicy">
+           <sizepolicy hsizetype="Expanding" vsizetype="Fixed">
+            <horstretch>0</horstretch>
+            <verstretch>0</verstretch>
+           </sizepolicy>
+          </property>
+          <property name="text">
+           <string>Clear All</string>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <widget class="QPushButton" name="buttonCopyClipboard">
+          <property name="sizePolicy">
+           <sizepolicy hsizetype="Expanding" vsizetype="Fixed">
+            <horstretch>0</horstretch>
+            <verstretch>0</verstretch>
+           </sizepolicy>
+          </property>
+          <property name="text">
+           <string>Copy to clipboard</string>
+          </property>
+         </widget>
+        </item>
+       </layout>
+      </item>
+      <item>
+       <layout class="QHBoxLayout" name="horizontalLayout_11">
+        <property name="spacing">
+         <number>6</number>
+        </property>
+        <item>
+         <widget class="QLabel" name="label_4">
+          <property name="text">
+           <string>Dec</string>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <widget class="QLineEdit" name="lineDec">
+          <property name="alignment">
+           <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <widget class="QLabel" name="label_3">
+          <property name="text">
+           <string>Hex</string>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <widget class="QLineEdit" name="lineHex">
+          <property name="alignment">
+           <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+          </property>
+         </widget>
+        </item>
+       </layout>
+      </item>
+     </layout>
+    </item>
+   </layout>
+  </widget>
+ </widget>
+ <layoutdefault spacing="6" margin="11"/>
+ <resources/>
+ <connections/>
+</ui>

offsets.pro

@@ -0,0 +1,23 @@
+#-------------------------------------------------
+#
+# Project created by QtCreator 2017-04-13T09:57:50
+#
+#-------------------------------------------------
+
+QT       += core gui
+
+greaterThan(QT_MAJOR_VERSION, 4): QT += widgets
+
+CONFIG += c++11
+TARGET = offsets
+TEMPLATE = app
+
+
+SOURCES += main.cpp\
+        mainwindow.cpp \
+    uientry.cpp
+
+HEADERS  += mainwindow.hpp \
+    uientry.hpp
+
+FORMS    += mainwindow.ui

uientry.cpp

@@ -0,0 +1,115 @@
+/*
+  Copyright (C) 2017 Grégory Soutadé
+  
+  This file is part of Hex offsets.
+  
+  Hex offsets 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 3 of the License, or
+  (at your option) any later version.
+  
+  Hex offsets 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 Hex offsets.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "uientry.hpp"
+#include "mainwindow.hpp"
+
+UIEntry::operation UIEntry::getOperation(void)
+{
+    if (this->buttonPlus->isChecked())
+        return UIEntry::operation::OPERATION_PLUS;
+    else
+        return UIEntry::operation::OPERATION_MINUS;
+}
+
+void UIEntry::on_line_textChanged(const QString &arg1)
+{
+    (void) arg1;
+    this->ui->computeResult();
+}
+
+void UIEntry::on_buttonPlus_toggled(bool checked)
+{
+    this->buttonMinus->setChecked(!checked);
+    this->ui->computeResult();
+}
+
+void UIEntry::on_buttonMinus_toggled(bool checked)
+{
+    this->buttonPlus->setChecked(!checked);
+    this->ui->computeResult();
+}
+
+void UIEntry::on_buttonClear_clicked()
+{
+    this->line->clear();
+    this->ui->computeResult();
+}
+
+void UIEntry::on_checkEnable_toggled(bool checked)
+{
+    (void) checked;
+    this->ui->computeResult();
+}
+
+UIEntry::UIEntry(QWidget *parent, MainWindow* ui) : parent(parent), ui(ui)
+{
+    layout = new QHBoxLayout(0);
+
+    layout->setMargin(0);
+    layout->setSpacing(0);
+
+    buttonClear = new QPushButton(QString("Clear"), this);
+    buttonPlus = new QPushButton(QString("+"), this);
+    buttonMinus = new QPushButton(QString("-"), this);
+    checkEnable = new QCheckBox(this);
+    line = new QLineEdit(this);
+
+    line->setAlignment(Qt::AlignRight);
+
+    buttonPlus->setCheckable(true);
+    buttonMinus->setCheckable(true);
+    buttonPlus->setChecked(true);
+
+    checkEnable->setChecked(true);
+
+    buttonClear->setFocusPolicy(Qt::NoFocus);
+    buttonPlus->setFocusPolicy(Qt::NoFocus);
+    buttonMinus->setFocusPolicy(Qt::NoFocus);
+    checkEnable->setFocusPolicy(Qt::NoFocus);
+    line->setFocusPolicy(Qt::StrongFocus);
+    setFocusPolicy(Qt::StrongFocus);
+
+    this->connect(buttonClear, SIGNAL(clicked(void)), this, SLOT(on_buttonClear_clicked(void)));
+    this->connect(buttonPlus, SIGNAL(toggled(bool)), this, SLOT(on_buttonPlus_toggled(bool)));
+    this->connect(buttonMinus, SIGNAL(toggled(bool)), this, SLOT(on_buttonMinus_toggled(bool)));
+    this->connect(checkEnable, SIGNAL(toggled(bool)), this, SLOT(on_checkEnable_toggled(bool)));
+    this->connect(line, SIGNAL(textChanged(QString)), this, SLOT(on_line_textChanged(QString)));
+
+    layout->addWidget(buttonClear);
+    layout->addWidget(buttonPlus);
+    layout->addWidget(buttonMinus);
+    layout->addWidget(checkEnable);
+    layout->addWidget(line);
+
+    setLayout(layout);
+    resize(width(), minimumHeight());
+}
+
+UIEntry::~UIEntry()
+{
+    delete buttonClear;
+    delete buttonPlus;
+    delete buttonMinus;
+    delete checkEnable;
+    delete line;
+
+    delete layout;
+}
+

uientry.hpp

@@ -0,0 +1,74 @@
+/*
+  Copyright (C) 2017 Grégory Soutadé
+  
+  This file is part of Hex offsets.
+  
+  Hex offsets 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 3 of the License, or
+  (at your option) any later version.
+  
+  Hex offsets 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 Hex offsets.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef UIENTRY_HPP
+#define UIENTRY_HPP
+
+#include <QWidget>
+#include <QPushButton>
+#include <QCheckBox>
+#include <QLineEdit>
+#include <QHBoxLayout>
+
+namespace Ui {
+class UIEntry;
+}
+
+class MainWindow;
+
+class UIEntry : public QWidget
+{
+    Q_OBJECT
+
+private slots:
+    void on_line_textChanged(const QString &arg1);
+    void on_buttonPlus_toggled(bool checked);
+    void on_buttonMinus_toggled(bool checked);
+    void on_buttonClear_clicked();
+    void on_checkEnable_toggled(bool checked);
+
+public:
+
+    UIEntry(QWidget *parent = 0, MainWindow* ui = 0);
+    ~UIEntry();
+
+    enum operation {OPERATION_PLUS, OPERATION_MINUS};
+
+    static const int MIN_ENTRIES_NUMBER = 4;
+
+    QHBoxLayout* getLayout(void) {return layout;}
+    QLineEdit* getLine(void) {return line;}
+    void clear(void) {line->clear();}
+
+    UIEntry::operation getOperation(void);
+    bool enabled(void) {return checkEnable->isChecked();}
+
+private:
+    QWidget *parent;
+    MainWindow *ui;
+
+    QHBoxLayout* layout;
+    QPushButton* buttonClear;
+    QPushButton* buttonPlus;
+    QPushButton* buttonMinus;
+    QCheckBox*   checkEnable;
+    QLineEdit*   line;
+};
+
+#endif