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	diff --git a/trunk/mainwindow.cpp b/trunk/mainwindow.cpp
	index f5c1450..593c276 100644
	--- a/trunk/mainwindow.cpp
	+++ b/trunk/mainwindow.cpp
	@@ -1,248 +1,316 @@
	/*******************************************************************************
	* fred Copyright (c) 2011 by Gillen Daniel <gillen.dan@pinguin.lu> *
	* *
	* Forensic Registry EDitor (fred) is a M$ registry hive editor for Linux with *
	* special feautures useful during forensic analysis. *
	* *
	* 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 3 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. *
	* *
	* You should have received a copy of the GNU General Public License along with *
	* this program. If not, see <http://www.gnu.org/licenses/>. *
	*******************************************************************************/

	#include <QFileDialog>
	#include <QMessageBox>
	#include <QStringList>
	#include <QDesktopWidget>
	#include <QDir>
	+#include <QSplitter>

	#include "mainwindow.h"
	#include "ui_mainwindow.h"
	#include "dlgabout.h"
	#include "dlgkeydetails.h"

	#include "compileinfo.h"

	MainWindow::MainWindow(QWidget *parent) :
	QMainWindow(parent), ui(new Ui::MainWindow)
	{
	ui->setupUi(this);

	// Initialize private vars
	this->hhive=NULL;
	this->is_hive_open=false;
	this->p_reg_node_tree_model=NULL;
	this->p_reg_key_table_model=NULL;

	- // Set window title
	- this->UpdateWindowTitle();
	-
	// Set main window size
	int cur_screen=QApplication::desktop()->screenNumber(this);
	int window_width=
	QApplication::desktop()->availableGeometry(cur_screen).width()*0.5;
	int window_height=
	QApplication::desktop()->availableGeometry(cur_screen).height()*0.5;
	int window_x=
	(QApplication::desktop()->availableGeometry(cur_screen).width()/2)-
	(window_width/2);
	int window_y=
	(QApplication::desktop()->availableGeometry(cur_screen).height()/2)-
	(window_height/2);
	this->setGeometry(window_x,
	window_y,
	window_width,
	window_height);

	+ // Create widgets
	+ this->p_node_tree=new QTreeView();
	+ this->p_node_tree->setHeaderHidden(true);
	+ this->p_key_table=new QTableView();
	+ this->p_key_table->setSelectionBehavior(QAbstractItemView::SelectRows);
	+ this->p_horizontal_splitter=new QSplitter();
	+ this->p_horizontal_splitter->setOrientation(Qt::Horizontal);
	+ this->p_vertical_splitter=new QSplitter();
	+ this->p_vertical_splitter->setOrientation(Qt::Vertical);
	+ this->p_hex_edit=new QHexEdit();
	+ this->p_hex_edit->setReadOnly(true);
	+
	+ // Make sure hex viewer font is monospaced.
	+ QFont mono_font("Monospace");
	+ mono_font.setStyleHint(QFont::TypeWriter);
	+ this->p_hex_edit->setFont(mono_font);
	+
	+ // Lay out widgets
	+ this->p_vertical_splitter->addWidget(this->p_key_table);
	+ this->p_vertical_splitter->addWidget(this->p_hex_edit);
	+ this->p_horizontal_splitter->addWidget(this->p_node_tree);
	+ this->p_horizontal_splitter->addWidget(this->p_vertical_splitter);
	+
	+ // Set stretch factors
	+ QSizePolicy node_tree_policy=this->p_node_tree->sizePolicy();
	+ node_tree_policy.setHorizontalStretch(1);
	+ node_tree_policy.setVerticalStretch(100);
	+ this->p_node_tree->setSizePolicy(node_tree_policy);
	+ QSizePolicy vertical_splitter_policy=this->p_vertical_splitter->sizePolicy();
	+ vertical_splitter_policy.setHorizontalStretch(4);
	+ vertical_splitter_policy.setVerticalStretch(100);
	+ this->p_vertical_splitter->setSizePolicy(vertical_splitter_policy);
	+ QSizePolicy key_table_policy=this->p_key_table->sizePolicy();
	+ key_table_policy.setVerticalStretch(5);
	+ key_table_policy.setHorizontalStretch(100);
	+ this->p_key_table->setSizePolicy(key_table_policy);
	+ QSizePolicy hex_edit_policy=this->p_hex_edit->sizePolicy();
	+ hex_edit_policy.setVerticalStretch(2);
	+ hex_edit_policy.setHorizontalStretch(100);
	+ this->p_hex_edit->setSizePolicy(hex_edit_policy);
	+
	+ // Connect signals
	+ this->connect(this->p_node_tree,
	+ SIGNAL(clicked(QModelIndex)),
	+ this,
	+ SLOT(SlotNodeTreeClicked(QModelIndex)));
	+ this->connect(this->p_node_tree,
	+ SIGNAL(activated(QModelIndex)),
	+ this,
	+ SLOT(SlotNodeTreeClicked(QModelIndex)));
	+ this->connect(this->p_key_table,
	+ SIGNAL(clicked(QModelIndex)),
	+ this,
	+ SLOT(SlotKeyTableClicked(QModelIndex)));
	+ this->connect(this->p_key_table,
	+ SIGNAL(doubleClicked(QModelIndex)),
	+ this,
	+ SLOT(SlotKeyTableDoubleClicked(QModelIndex)));
	+
	+ // Add central widget
	+ this->setCentralWidget(this->p_horizontal_splitter);
	+
	+ // Set window title
	+ this->UpdateWindowTitle();
	+
	// Set last open location to home dir
	this->last_open_location=QDir::homePath();
	}

	MainWindow::~MainWindow() {
	if(this->is_hive_open) {
	hivex_close(this->hhive);
	}
	delete ui;
	}

	void MainWindow::on_action_Quit_triggered() {
	qApp->exit();
	}

	void MainWindow::on_action_Open_hive_triggered() {
	QString hive_file="";

	hive_file=QFileDialog::getOpenFileName(this,
	tr("Open registry hive"),
	this->last_open_location,
	tr("All files (*)"));
	if(hive_file=="") return;

	// Update last open location
	this->last_open_location=hive_file.left(hive_file.
	lastIndexOf(QDir::separator()));

	// If another hive is currently open, close it
	if(this->is_hive_open) this->on_action_Close_hive_triggered();

	// Try to open hive
	this->hhive=hivex_open(hive_file.toAscii().constData(),0);
	if(this->hhive==NULL) {
	QMessageBox::critical(this,
	tr("Error opening hive file"),
	tr("Unable to open file '%1'").arg(hive_file));
	return;
	}

	// Create tree model
	hive_node_h root_node=hivex_root(hhive);
	if(root_node==0) {
	QMessageBox::critical(this,
	tr("Error opening hive file"),
	tr("This hive seems to have no root node!")
	.arg(hive_file));
	return;
	}
	this->p_reg_node_tree_model=
	new RegistryNodeTreeModel(this->hhive,
	- root_node,
	- this->ui->RegNodeTree);
	- this->ui->RegNodeTree->setModel(this->p_reg_node_tree_model);
	+ root_node);
	+ this->p_node_tree->setModel(this->p_reg_node_tree_model);

	this->is_hive_open=true;
	this->ui->action_Close_hive->setEnabled(true);
	this->UpdateWindowTitle(hive_file);
	}

	void MainWindow::on_action_Close_hive_triggered() {
	if(this->is_hive_open) {
	// Delete models
	if(this->p_reg_node_tree_model!=NULL) {
	delete this->p_reg_node_tree_model;
	this->p_reg_node_tree_model=NULL;
	}
	if(this->p_reg_key_table_model!=NULL) {
	delete this->p_reg_key_table_model;
	this->p_reg_key_table_model=NULL;
	}

	// Close hive
	hivex_close(this->hhive);

	this->is_hive_open=false;
	this->ui->action_Close_hive->setEnabled(false);
	this->UpdateWindowTitle();
	}
	}

	void MainWindow::on_actionAbout_Qt_triggered() {
	QMessageBox::aboutQt(this,tr("About Qt"));
	}

	-void MainWindow::on_RegNodeTree_clicked(QModelIndex index) {
	+void MainWindow::on_actionAbout_fred_triggered() {
	+ DlgAbout dlg_about(this);
	+ dlg_about.exec();
	+}
	+
	+void MainWindow::SlotNodeTreeClicked(QModelIndex index) {
	QStringList nodes;

	//Built node path
	nodes.clear();
	nodes.append(this->p_reg_node_tree_model->
	data(index,Qt::DisplayRole).toString());
	while(this->p_reg_node_tree_model->parent(index)!=QModelIndex()) {
	// Prepend all parent nodes
	index=this->p_reg_node_tree_model->parent(index);
	nodes.prepend(this->p_reg_node_tree_model->
	data(index,Qt::DisplayRole).toString());
	}

	// Get hive_node handle for current node
	hive_node_h hive_node=hivex_root(this->hhive);
	QString cur_node;
	for(QStringList::iterator it=nodes.begin();it!=nodes.end();++it) {
	cur_node=*it;
	hive_node=hivex_node_get_child(this->hhive,
	hive_node,
	cur_node.toAscii().constData());
	}

	// Create table model and attach it to the table view
	if(this->p_reg_key_table_model!=NULL) delete this->p_reg_key_table_model;
	this->p_reg_key_table_model=new RegistryKeyTableModel(this->hhive,
	- hive_node,
	- this->ui->RegKeyTable);
	- this->ui->RegKeyTable->setModel(this->p_reg_key_table_model);
	+ hive_node);
	+ this->p_key_table->setModel(this->p_reg_key_table_model);

	// Resize table rows / columns to fit data
	- this->ui->RegKeyTable->resizeColumnsToContents();
	- this->ui->RegKeyTable->horizontalHeader()->stretchLastSection();
	+ this->p_key_table->resizeColumnsToContents();
	+ this->p_key_table->horizontalHeader()->stretchLastSection();
	}

	void MainWindow::UpdateWindowTitle(QString filename) {
	if(filename=="") {
	this->setWindowTitle(QString().sprintf("%s v%s",APP_TITLE,APP_VERSION));
	} else {
	this->setWindowTitle(QString().sprintf("%s v%s - %s",
	APP_TITLE,
	APP_VERSION,
	filename.toLocal8Bit().constData()));
	}
	}

	-void MainWindow::on_actionAbout_fred_triggered() {
	- DlgAbout dlg_about(this);
	- dlg_about.exec();
	-}
	-
	-void MainWindow::on_RegNodeTree_activated(QModelIndex index) {
	- // Also update when pressing ENTER
	- this->on_RegNodeTree_clicked(index);
	-}
	-
	-void MainWindow::on_RegKeyTable_doubleClicked(QModelIndex index) {
	+void MainWindow::SlotKeyTableDoubleClicked(QModelIndex index) {
	QModelIndex key_index;
	QModelIndex node_index;
	QStringList nodes;

	QString key_name;
	QString key_type;
	QByteArray key_value;

	if(!index.isValid()) return;

	// Get key name, type and value
	key_index=this->p_reg_key_table_model->index(index.row(),0);
	key_name=this->p_reg_key_table_model->data(key_index,Qt::DisplayRole)
	.toString();
	key_index=this->p_reg_key_table_model->index(index.row(),1);
	key_type=this->p_reg_key_table_model->data(key_index,Qt::DisplayRole)
	.toString();
	key_index=this->p_reg_key_table_model->index(index.row(),2);
	key_value=this->p_reg_key_table_model->data(key_index,
	RegistryKeyTableModel::
	AdditionalRoles_GetRawData)
	.toByteArray();

	// Get current node
	- node_index=this->ui->RegNodeTree->currentIndex();
	+ node_index=this->p_node_tree->currentIndex();

	//Built node path
	nodes.clear();
	nodes.append(this->p_reg_node_tree_model->
	data(node_index,Qt::DisplayRole).toString());
	while(this->p_reg_node_tree_model->parent(node_index)!=QModelIndex()) {
	// Prepend all parent nodes
	node_index=this->p_reg_node_tree_model->parent(node_index);
	nodes.prepend(this->p_reg_node_tree_model->
	data(node_index,Qt::DisplayRole).toString());
	}

	DlgKeyDetails dlg_key_details(this);
	dlg_key_details.SetValues(nodes,key_name,key_type,key_value);
	dlg_key_details.exec();
	}
	+
	+void MainWindow::SlotKeyTableClicked(QModelIndex index) {
	+ if(!index.isValid()) return;
	+
	+ this->selected_key_value=
	+ this->p_reg_key_table_model->data(this->p_reg_key_table_model->
	+ index(index.row(),2),
	+ RegistryKeyTableModel::
	+ AdditionalRoles_GetRawData)
	+ .toByteArray();
	+ this->p_hex_edit->setData(this->selected_key_value);
	+}
	diff --git a/trunk/mainwindow.h b/trunk/mainwindow.h
	index f2d5e27..9131e26 100644
	--- a/trunk/mainwindow.h
	+++ b/trunk/mainwindow.h
	@@ -1,63 +1,73 @@
	/*******************************************************************************
	* fred Copyright (c) 2011 by Gillen Daniel <gillen.dan@pinguin.lu> *
	* *
	* Forensic Registry EDitor (fred) is a M$ registry hive editor for Linux with *
	* special feautures useful during forensic analysis. *
	* *
	* 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 3 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. *
	* *
	* You should have received a copy of the GNU General Public License along with *
	* this program. If not, see <http://www.gnu.org/licenses/>. *
	*******************************************************************************/

	#ifndef MAINWINDOW_H
	#define MAINWINDOW_H

	#include <QMainWindow>

	+#include <hivex.h>
	+
	#include "registrynodetreemodel.h"
	#include "registrykeytablemodel.h"
	-
	-#include <hivex.h>
	+#include "qhexedit/qhexedit.h"

	namespace Ui {
	class MainWindow;
	}

	class MainWindow : public QMainWindow {
	Q_OBJECT

	public:
	explicit MainWindow(QWidget *parent = 0);
	~MainWindow();

	private slots:
	void on_action_Quit_triggered();
	void on_action_Open_hive_triggered();
	void on_action_Close_hive_triggered();
	void on_actionAbout_Qt_triggered();
	- void on_RegNodeTree_clicked(QModelIndex index);
	void on_actionAbout_fred_triggered();
	- void on_RegNodeTree_activated(QModelIndex index);
	- void on_RegKeyTable_doubleClicked(QModelIndex index);
	+
	+ void SlotNodeTreeClicked(QModelIndex index);
	+ void SlotKeyTableClicked(QModelIndex index);
	+ void SlotKeyTableDoubleClicked(QModelIndex index);

	private:
	Ui::MainWindow *ui;
	QString last_open_location;
	hive_h *hhive;
	bool is_hive_open;
	RegistryNodeTreeModel *p_reg_node_tree_model;
	RegistryKeyTableModel *p_reg_key_table_model;
	+ QByteArray selected_key_value;
	+
	+ // Widgets
	+ QTreeView *p_node_tree;
	+ QTableView *p_key_table;
	+ QHexEdit *p_hex_edit;
	+ QSplitter *p_horizontal_splitter;
	+ QSplitter *p_vertical_splitter;

	void UpdateWindowTitle(QString filename="");
	};

	#endif // MAINWINDOW_H
	diff --git a/trunk/mainwindow.ui b/trunk/mainwindow.ui
	index 314fef6..3f49a1f 100644
	--- a/trunk/mainwindow.ui
	+++ b/trunk/mainwindow.ui
	@@ -1,167 +1,96 @@
	<?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>494</width>
	+ <width>508</width>
	<height>317</height>
	</rect>
	</property>
	<property name="minimumSize">
	<size>
	<width>0</width>
	<height>0</height>
	</size>
	</property>
	<property name="baseSize">
	<size>
	<width>0</width>
	<height>0</height>
	</size>
	</property>
	<property name="windowTitle">
	<string>MainWindow</string>
	</property>
	<property name="windowIcon">
	<iconset resource="fred.qrc">
	<normaloff>:/icons/resources/fred.png</normaloff>:/icons/resources/fred.png</iconset>
	</property>
	- <widget class="QWidget" name="centralWidget">
	- <layout class="QHBoxLayout" name="horizontalLayout">
	- <property name="spacing">
	- <number>3</number>
	- </property>
	- <property name="margin">
	- <number>3</number>
	- </property>
	- <item>
	- <widget class="QSplitter" name="splitter">
	- <property name="orientation">
	- <enum>Qt::Horizontal</enum>
	- </property>
	- <widget class="QTreeView" name="RegNodeTree">
	- <property name="baseSize">
	- <size>
	- <width>0</width>
	- <height>0</height>
	- </size>
	- </property>
	- <property name="headerHidden">
	- <bool>true</bool>
	- </property>
	- <attribute name="headerVisible">
	- <bool>false</bool>
	- </attribute>
	- </widget>
	- <widget class="QTableView" name="RegKeyTable">
	- <property name="sizePolicy">
	- <sizepolicy hsizetype="Expanding" vsizetype="Expanding">
	- <horstretch>100</horstretch>
	- <verstretch>0</verstretch>
	- </sizepolicy>
	- </property>
	- <property name="minimumSize">
	- <size>
	- <width>400</width>
	- <height>0</height>
	- </size>
	- </property>
	- <property name="horizontalScrollBarPolicy">
	- <enum>Qt::ScrollBarAsNeeded</enum>
	- </property>
	- <property name="selectionBehavior">
	- <enum>QAbstractItemView::SelectRows</enum>
	- </property>
	- <property name="textElideMode">
	- <enum>Qt::ElideNone</enum>
	- </property>
	- <property name="horizontalScrollMode">
	- <enum>QAbstractItemView::ScrollPerPixel</enum>
	- </property>
	- <attribute name="horizontalHeaderVisible">
	- <bool>true</bool>
	- </attribute>
	- <attribute name="horizontalHeaderShowSortIndicator" stdset="0">
	- <bool>false</bool>
	- </attribute>
	- <attribute name="horizontalHeaderStretchLastSection">
	- <bool>false</bool>
	- </attribute>
	- <attribute name="verticalHeaderVisible">
	- <bool>false</bool>
	- </attribute>
	- <attribute name="verticalHeaderHighlightSections">
	- <bool>false</bool>
	- </attribute>
	- </widget>
	- </widget>
	- </item>
	- </layout>
	- </widget>
	+ <widget class="QWidget" name="MainWidget"/>
	<widget class="QMenuBar" name="menuBar">
	<property name="geometry">
	<rect>
	<x>0</x>
	<y>0</y>
	- <width>494</width>
	+ <width>508</width>
	<height>25</height>
	</rect>
	</property>
	<widget class="QMenu" name="menu_File">
	<property name="title">
	<string>&File</string>
	</property>
	<addaction name="action_Open_hive"/>
	<addaction name="action_Close_hive"/>
	<addaction name="separator"/>
	<addaction name="action_Quit"/>
	</widget>
	<widget class="QMenu" name="menu">
	<property name="title">
	<string>&Help</string>
	</property>
	<addaction name="actionAbout_Qt"/>
	<addaction name="actionAbout_fred"/>
	</widget>
	<addaction name="menu_File"/>
	<addaction name="menu"/>
	</widget>
	<widget class="QStatusBar" name="StatusBar"/>
	<action name="action_Open_hive">
	<property name="text">
	<string>&Open hive</string>
	</property>
	</action>
	<action name="action_Close_hive">
	<property name="enabled">
	<bool>false</bool>
	</property>
	<property name="text">
	<string>&Close hive</string>
	</property>
	</action>
	<action name="action_Quit">
	<property name="text">
	<string>&Quit</string>
	</property>
	</action>
	<action name="actionAbout_Qt">
	<property name="text">
	<string>About Qt</string>
	</property>
	</action>
	<action name="actionAbout_fred">
	<property name="text">
	<string>About fred</string>
	</property>
	</action>
	</widget>
	<layoutdefault spacing="6" margin="11"/>
	<resources>
	<include location="fred.qrc"/>
	</resources>
	<connections/>
	</ui>

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