diff --git a/trunk/mainwindow.cpp b/trunk/mainwindow.cpp index 5574dc5..2f8c770 100644 --- a/trunk/mainwindow.cpp +++ b/trunk/mainwindow.cpp @@ -1,787 +1,788 @@ /******************************************************************************* * fred Copyright (c) 2011-2013 by Gillen Daniel * * * * Forensic Registry EDitor (fred) is a cross-platform M$ registry hive editor * * 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 . * *******************************************************************************/ #ifndef FRED_REPORT_TEMPLATE_DIR #ifndef __MINGW32__ #define FRED_REPORT_TEMPLATE_DIR "/usr/share/fred/report_templates/" #else #define FRED_REPORT_TEMPLATE_DIR ".\\report_templates\\" #endif #endif #include #include #include #include #include #include #include #include #include #include "mainwindow.h" #include "ui_mainwindow.h" #include "dlgabout.h" #include "dlgkeydetails.h" #include "dlgreportchooser.h" #include "dlgreportviewer.h" #include "dlgsearch.h" #include "dlgpreferences.h" #include "compileinfo.h" /******************************************************************************* * Public ******************************************************************************/ MainWindow::MainWindow(ArgParser *p_arg_parser) : QMainWindow(0), ui(new Ui::MainWindow) { ui->setupUi(this); // Initialize private vars this->p_args=p_arg_parser; this->p_hive=new RegistryHive(this); this->is_hive_open=false; this->p_reg_node_tree_model=NULL; this->p_reg_node_tree_model_proxy=NULL; this->p_reg_key_table_model=NULL; this->p_search_thread=NULL; this->search_result_widgets.clear(); // Init and load settings this->p_settings=new Settings(this); this->is_hive_writable=!this->p_settings->GetOpenHivesReadOnly(); // Set main window size QByteArray geometry=this->p_settings->GetWindowGeometry("MainWindow"); if(!geometry.isEmpty()) { // Restore saved geometry this->restoreGeometry(geometry); } else { // No saved geometry, calculate and set default 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_horizontal_splitter=new QSplitter(); this->p_horizontal_splitter->setOrientation(Qt::Horizontal); this->p_node_tree=new RegistryNodeTree(this->p_horizontal_splitter); this->p_vertical_splitter=new QSplitter(this->p_horizontal_splitter); this->p_vertical_splitter->setOrientation(Qt::Vertical); this->p_key_table=new RegistryKeyTable(this->p_vertical_splitter); this->p_tab_widget=new TabWidget(this->p_vertical_splitter); this->p_hex_edit_widget=new HexEditWidget(); // Add hexedit page to tab_widget this->p_tab_widget->addTab(this->p_hex_edit_widget,tr("Hex viewer")); // Add widgets to their splitters this->p_vertical_splitter->addWidget(this->p_key_table); this->p_vertical_splitter->addWidget(this->p_tab_widget); 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 tab_widget_policy=this->p_tab_widget->sizePolicy(); tab_widget_policy.setVerticalStretch(2); tab_widget_policy.setHorizontalStretch(200); this->p_tab_widget->setSizePolicy(tab_widget_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_node_tree, SIGNAL(CurrentItemChanged(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))); this->connect(this->p_key_table, SIGNAL(CurrentItemChanged(QModelIndex)), this, SLOT(SlotKeyTableClicked(QModelIndex))); this->connect(this->p_tab_widget, SIGNAL(tabCloseRequested(int)), this, SLOT(SlotTabCloseButtonClicked(int))); this->connect(this->p_node_tree, SIGNAL(SignalAddNode(QModelIndex)), this, SLOT(SlotAddNode(QModelIndex))); this->connect(this->p_node_tree, SIGNAL(SignalDeleteNode(QModelIndex)), this, SLOT(SlotDeleteNode(QModelIndex))); // Add central widget this->setCentralWidget(this->p_horizontal_splitter); this->centralWidget()->setContentsMargins(4,4,4,0); // Set window title this->UpdateWindowTitle(); // Create and update recently opened menu this->p_recently_opened_menu=new QMenu(this); this->ui->ActionRecentlyOpened->setMenu(this->p_recently_opened_menu); this->UpdateRecentlyOpenedMenu(); // Update EnableWriteSupport menu according to defaults this->UpdateEnableWriteSupportMenu(); // Load report templates this->p_reports=new Reports(this->p_settings); // Finally, react on some command line arguments if(this->p_args->IsSet("maximized")) { this->setWindowState(Qt::WindowMaximized); } if(this->p_args->IsSet("fullscreen")) { this->setWindowState(Qt::WindowFullScreen); } if(this->p_args->IsSet("hive-file")) { this->OpenHive(this->p_args->GetArgVal("hive-file")); } } MainWindow::~MainWindow() { if(this->is_hive_open) { this->p_hive->Close(); } // Delete created objects delete this->p_reports; this->ClearRecentlyOpenedMenu(); delete this->p_recently_opened_menu; delete this->p_hex_edit_widget; delete this->p_tab_widget; delete this->p_key_table; delete this->p_vertical_splitter; delete this->p_node_tree; delete this->p_horizontal_splitter; delete this->p_settings; delete this->p_hive; delete ui; } /******************************************************************************* * Protected ******************************************************************************/ void MainWindow::closeEvent(QCloseEvent *p_event) { Q_UNUSED(p_event) // Save window position and size on exit this->p_settings->SetWindowGeometry("MainWindow",this->saveGeometry()); QMainWindow::closeEvent(p_event); } /******************************************************************************* * Private slots ******************************************************************************/ void MainWindow::on_action_Open_hive_triggered() { QString hive_file=""; hive_file=QFileDialog::getOpenFileName(this, tr("Open registry hive"), this->p_settings->GetLastOpenLocation(), tr("All files (*)")); if(hive_file=="") return; this->OpenHive(hive_file); } void MainWindow::on_action_Close_hive_triggered() { if(this->is_hive_open) { // Remove search results while(this->p_tab_widget->count()>1) { this->p_tab_widget->removeTab(this->p_tab_widget->count()-1); delete this->search_result_widgets.at(this->p_tab_widget->count()-1); this->search_result_widgets.removeLast(); } // Delete models if(this->p_reg_node_tree_model!=NULL) { this->p_node_tree->setModel(NULL); delete this->p_reg_node_tree_model_proxy; delete this->p_reg_node_tree_model; this->p_reg_node_tree_model_proxy=NULL; this->p_reg_node_tree_model=NULL; } if(this->p_reg_key_table_model!=NULL) { this->p_key_table->setModel(NULL); delete this->p_reg_key_table_model; this->p_reg_key_table_model=NULL; } // Remove any data from hex edit and data interpreter this->p_hex_edit_widget->SetData(QByteArray()); this->p_hex_edit_widget->setEnabled(false); // Close hive this->p_hive->Close(); this->is_hive_open=false; this->is_hive_writable=!this->p_settings->GetOpenHivesReadOnly(); this->UpdateWindowTitle(); this->UpdateMenuStates(); this->UpdateEnableWriteSupportMenu(); } } void MainWindow::on_action_Quit_triggered() { qApp->exit(); } void MainWindow::on_ActionSearch_triggered() { DlgSearch dlg_search(this); if(dlg_search.exec()==QDialog::Accepted) { // Create search thread and connect needed signals/slots this->p_search_thread=new ThreadSearch(this); // Add new search widget to tabwidget and to internal widget list SearchResultWidget *p_search_widget= new SearchResultWidget(this->p_tab_widget); p_search_widget->setEnabled(false); this->search_result_widgets.append(p_search_widget); this->connect(p_search_widget, SIGNAL(doubleClicked(QModelIndex)), this, SLOT(SlotSearchResultWidgetDoubleClicked(QModelIndex))); this->p_tab_widget->addTab(p_search_widget,tr("Search results"),true); this->p_tab_widget->setCurrentIndex(this->p_tab_widget->count()-1); // Connect search thread to result widget this->connect(this->p_search_thread, SIGNAL(SignalFoundMatch(ThreadSearch::eMatchType, QString,QString,QString)), p_search_widget, SLOT(SlotFoundMatch(ThreadSearch::eMatchType, QString,QString,QString))); this->connect(this->p_search_thread, SIGNAL(finished()), this, SLOT(SlotSearchFinished())); this->connect(this->p_search_thread, SIGNAL(finished()), p_search_widget, SLOT(SlotSearchFinished())); // Start searching this->ui->ActionSearch->setEnabled(false); p_search_thread->Search(this->p_hive->Filename(), dlg_search.Keywords(), dlg_search.SearchNodeNames(), dlg_search.SearchKeyNames(), dlg_search.SearchKeyValues()); } } void MainWindow::on_ActionEnableWriteSupport_triggered() { if(this->is_hive_writable && this->p_hive->HasChangesToCommit()) { // There are unsaved changes, ask user if we should commit them if(QMessageBox::warning(this, tr("Save changes"), tr("You have unsaved changes! Do you want to save them before switching to read-only mode?"), QMessageBox::Yes, QMessageBox::No)==QMessageBox::Yes) { if(!this->p_hive->CommitChanges()) { QMessageBox::critical(this, tr("Saving changes"), tr("Unable to save changes!")); } } } this->is_hive_writable=!this->is_hive_writable; this->UpdateEnableWriteSupportMenu(); this->p_node_tree->SetWritable(this->is_hive_writable); this->p_key_table->SetWritable(this->is_hive_writable); this->UpdateWindowTitle(this->p_hive->Filename()); } void MainWindow::on_ActionPreferences_triggered() { DlgPreferences dlg_preferences(this->p_settings,this); dlg_preferences.exec(); // Update vars, objects and GUI elements which might be affected by the new // settings this->UpdateRecentlyOpenedMenu(); this->is_hive_writable=!this->p_settings->GetOpenHivesReadOnly(); this->UpdateEnableWriteSupportMenu(); this->p_reports->LoadReportTemplates(); } void MainWindow::on_ActionGenerateReport_triggered() { DlgReportChooser dlg_repchooser(this->p_reports, this->p_hive->HiveTypeToString( this->p_hive->HiveType()), this->p_settings, this); if(dlg_repchooser.exec()==QDialog::Accepted) { QList selected_reports; // Get selected report selected_reports=dlg_repchooser.GetSelectedReports(); if(selected_reports.isEmpty()) return; // Generate report(s) QString report_result=""; if(this->p_reports->GenerateReport(this->p_hive, selected_reports, report_result, false)) { // Report generation was successfull, show reports DlgReportViewer *p_dlg_report_view=new DlgReportViewer(report_result, this->p_settings, this); p_dlg_report_view->exec(); delete p_dlg_report_view; } else { // TODO: Inform user qDebug()<<"ERROR: "<p_reports->LoadReportTemplates(); } void MainWindow::on_actionAbout_Qt_triggered() { QMessageBox::aboutQt(this,tr("About Qt")); } void MainWindow::on_actionAbout_fred_triggered() { DlgAbout dlg_about(this); dlg_about.exec(); } void MainWindow::SlotNodeTreeClicked(QModelIndex index) { QString node_path; if(!index.isValid()) return; // Map proxy index to tree model index index=this->p_reg_node_tree_model_proxy->mapToSource(index); // Built node path node_path=this->p_reg_node_tree_model->GetNodePath(index); // Create table model and attach it to the table view if(this->p_reg_key_table_model!=NULL) { // If a previous model was set, delete it and clear hexedit etc... this->p_key_table->setModel(NULL); delete this->p_reg_key_table_model; this->p_hex_edit_widget->SetData(QByteArray()); } this->p_reg_key_table_model=new RegistryKeyTableModel(this->p_hive,node_path); this->p_key_table->setModel(this->p_reg_key_table_model, this->is_hive_writable); // Set focus back to nodetree to be able to navigate with keyboard this->p_node_tree->setFocus(); } 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_widget->SetData(this->selected_key_value); // Set focus back to nodetree to be able to navigate with keyboard this->p_key_table->setFocus(); } void MainWindow::SlotKeyTableDoubleClicked(QModelIndex index) { Q_UNUSED(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();ThreadSearch 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->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::SlotSearchFinished() { delete this->p_search_thread; this->p_search_thread=NULL; this->ui->ActionSearch->setEnabled(true); // Enable result widget this->search_result_widgets.last()->setEnabled(true); } void MainWindow::SlotSearchResultWidgetDoubleClicked(QModelIndex index) { SearchResultWidget *p_sender; QString path; QString match_type; QString value; QString key=""; int i; if(!index.isValid()) return; // Get pointer to sender p_sender=(SearchResultWidget*)QObject::sender(); // Get path and matchtype path=p_sender->item(index.row(),0)->text(); match_type=p_sender->item(index.row(),1)->text(); value=p_sender->item(index.row(),2)->text(); if(match_type==tr("Node name")) { // Node name is not part of path. Add it if(path=="\\") path.append(value); else path.append("\\").append(value); } else if(match_type==tr("Key name")) { // Key name is stored in value key=value; } else if(match_type==tr("Key value")) { // Key name is part of path. Save and remove it QStringList nodes=path.split("\\",QString::SkipEmptyParts); key=nodes.at(nodes.count()-1); // Remove \ from path path.chop(key.length()+1); } // Expand treeview to correct node QList indexes= this->p_reg_node_tree_model->GetIndexListOf(path); for(i=0;ip_reg_node_tree_model_proxy-> mapFromSource(indexes.at(i))); this->p_node_tree->expand(indexes.at(i)); } if(indexes.count()>0) { // Scroll to last expanded node, select it and update widgets this->p_node_tree->scrollTo(indexes.at(indexes.count()-1), QAbstractItemView::PositionAtCenter); this->p_node_tree->selectionModel()->clear(); this->p_node_tree->selectionModel()-> select(indexes.at(indexes.count()-1), QItemSelectionModel::ClearAndSelect | QItemSelectionModel::Rows | QItemSelectionModel::Current); // TODO: This does not work!! this->SlotNodeTreeClicked(indexes.at(indexes.count()-1)); } // Select correct key if search matched on keay name / value if(key!="") { int row=this->p_reg_key_table_model->GetKeyRow(key); this->p_key_table->clearSelection(); this->p_key_table->scrollTo(this->p_reg_key_table_model->index(row,0), QAbstractItemView::PositionAtCenter); this->p_key_table->selectRow(row); this->SlotKeyTableClicked(this->p_reg_key_table_model->index(row,0)); } } void MainWindow::SlotTabCloseButtonClicked(int index) { // Delete tab widget and remove tab this->p_tab_widget->removeTab(index); delete this->search_result_widgets.at(index-1); this->search_result_widgets.removeAt(index-1); } void MainWindow::SlotRecentlyOpenedFileClicked(bool checked) { Q_UNUSED(checked) QAction *p_sender=(QAction*)QObject::sender(); this->OpenHive(p_sender->text()); } void MainWindow::SlotAddNode(QModelIndex index) { QString node_path; int new_node_id; if(!index.isValid()) return; // Map proxy index to tree model index and get node path index=this->p_reg_node_tree_model_proxy->mapToSource(index); node_path=this->p_reg_node_tree_model->GetNodePath(index); // Query user for a node name bool ok=false; QString node_name=QInputDialog::getText(this, tr("Add node"), tr("Please specify a name for the new node"), QLineEdit::Normal, QString(), &ok); if(ok) { if((new_node_id=this->p_hive->AddNode(node_path,node_name))==0) { // TODO: Get error message and display it QMessageBox::critical(this, tr("Error"), tr("Unable to create node '%1\\%2'!") .arg(node_path,node_name)); } else { // Add node to model. We have to pass node_name as Ascii as utf8 names are // not supported inside hives! QModelIndex new_node_index= - this->p_reg_node_tree_model->AddNode(index, + this->p_reg_node_tree_model->AddNode(this->p_hive, + index, new_node_id, node_name.toAscii()); // Now that node has been added, expand parent and select new node this->p_node_tree->expand( this->p_reg_node_tree_model_proxy->mapFromSource(index)); new_node_index= this->p_reg_node_tree_model_proxy->mapFromSource(new_node_index); this->p_node_tree->scrollTo(new_node_index, QAbstractItemView::PositionAtCenter); this->p_node_tree->selectionModel()->clear(); this->p_node_tree->selectionModel()-> select(new_node_index, QItemSelectionModel::ClearAndSelect | QItemSelectionModel::Rows | QItemSelectionModel::Current); // And finally update key table this->SlotNodeTreeClicked(new_node_index); } } } void MainWindow::SlotDeleteNode(QModelIndex index) { // TODO } /******************************************************************************* * Private ******************************************************************************/ void MainWindow::OpenHive(QString hive_file) { // Update last open location this->p_settings->SetLastOpenLocation( 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 if(!this->p_hive->Open(hive_file,!this->is_hive_writable)) { QMessageBox::critical(this, tr("Error opening hive file"), tr("Unable to open file '%1'").arg(hive_file)); return; } // Create tree model & proxy this->p_reg_node_tree_model=new RegistryNodeTreeModel(this->p_hive); this->p_reg_node_tree_model_proxy=new RegistryNodeTreeModelProxy(this); //this->p_reg_node_tree_model_proxy->setDynamicSortFilter(true); this->p_reg_node_tree_model_proxy-> setSourceModel(this->p_reg_node_tree_model); this->p_node_tree->setModel(this->p_reg_node_tree_model_proxy, this->is_hive_writable); this->is_hive_open=true; // Enable data interpreter this->p_hex_edit_widget->setEnabled(true); // Update window title this->UpdateWindowTitle(hive_file); // Update menu states this->UpdateMenuStates(); // Add file to recent list and update recently opened menu this->p_settings->AddRecentFile(hive_file); this->UpdateRecentlyOpenedMenu(); } void MainWindow::UpdateWindowTitle(QString filename) { if(filename=="") { this->setWindowTitle(QString("%1 v%2").arg(APP_TITLE,APP_VERSION)); } else { this->setWindowTitle(QString("%1 v%2 - %3").arg(APP_TITLE, APP_VERSION, filename.toLocal8Bit() .constData())); if(!this->is_hive_writable) { this->setWindowTitle(this->windowTitle().append(QString(" (%1)") .arg(tr("read-only")))); } } } void MainWindow::UpdateMenuStates() { if(this->is_hive_open) { this->ui->action_Close_hive->setEnabled(true); this->ui->ActionEnableWriteSupport->setEnabled(true); this->ui->ActionSearch->setEnabled(true); this->ui->ActionEnableWriteSupport->setEnabled(true); this->ui->ActionGenerateReport->setEnabled(true); this->ui->ActionReloadReportTemplates->setEnabled(true); } else { this->ui->action_Close_hive->setEnabled(false); this->ui->ActionEnableWriteSupport->setEnabled(false); this->ui->ActionSearch->setEnabled(false); this->ui->ActionEnableWriteSupport->setEnabled(false); this->ui->ActionGenerateReport->setEnabled(false); this->ui->ActionReloadReportTemplates->setEnabled(false); } } void MainWindow::ClearRecentlyOpenedMenu() { QAction *p_action; // Remove existing menu entries QList menu_entries=this->p_recently_opened_menu->actions(); QListIterator it_me(menu_entries); while(it_me.hasNext()) { p_action=it_me.next(); this->p_recently_opened_menu->removeAction(p_action); delete p_action; } } void MainWindow::UpdateRecentlyOpenedMenu() { QStringList recent_files=this->p_settings->GetRecentFiles(); QAction *p_action; // Remove existing menu entries this->ClearRecentlyOpenedMenu(); // If there are no recent files, disable submenu and return if(recent_files.isEmpty()) { this->ui->ActionRecentlyOpened->setEnabled(false); return; } else { this->ui->ActionRecentlyOpened->setEnabled(true); } // Add recently opened files to menu QListIterator it_rf(recent_files); while(it_rf.hasNext()) { // Create menu entry p_action=new QAction(it_rf.next(),this->p_recently_opened_menu); // Connect it to us this->connect(p_action, SIGNAL(triggered(bool)), this, SLOT(SlotRecentlyOpenedFileClicked(bool))); // Add it to submenu this->p_recently_opened_menu->addAction(p_action); } } void MainWindow::UpdateEnableWriteSupportMenu() { if(!this->is_hive_writable) { this->ui->ActionEnableWriteSupport->setText(tr("Enable &write support")); this->p_node_tree->SetWritable(false); this->p_key_table->SetWritable(false); } else { this->ui->ActionEnableWriteSupport->setText(tr("Disable &write support")); this->p_node_tree->SetWritable(true); this->p_key_table->SetWritable(true); } } diff --git a/trunk/registrynodetreemodel.cpp b/trunk/registrynodetreemodel.cpp index 360c3cf..3083277 100644 --- a/trunk/registrynodetreemodel.cpp +++ b/trunk/registrynodetreemodel.cpp @@ -1,268 +1,268 @@ /******************************************************************************* * fred Copyright (c) 2011-2013 by Gillen Daniel * * * * Forensic Registry EDitor (fred) is a cross-platform M$ registry hive editor * * 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 . * *******************************************************************************/ #include "registrynodetreemodel.h" #include #include #include #include #include /******************************************************************************* * Public ******************************************************************************/ RegistryNodeTreeModel::RegistryNodeTreeModel(RegistryHive *p_hive, QObject *p_parent) : QAbstractItemModel(p_parent) { // Create root node. It's values will be used as header values. this->p_root_node=new RegistryNode(QList()<SetupModelData(p_hive,this->p_root_node); } RegistryNodeTreeModel::~RegistryNodeTreeModel() { delete this->p_root_node; } QVariant RegistryNodeTreeModel::data(const QModelIndex &index, int role) const { if(!index.isValid()) return QVariant(); if(role!=Qt::DisplayRole) return QVariant(); RegistryNode *p_node=static_cast(index.internalPointer()); switch(role) { case Qt::DisplayRole: { switch(index.column()) { case RegistryNodeTreeModel::ColumnContent_NodeName: { return p_node->Data(index.column()); break; } case RegistryNodeTreeModel::ColumnContent_NodeModTime: { QDateTime date_time; bool ok=false; date_time.setTimeSpec(Qt::UTC); date_time.setTime_t(RegistryHive::FiletimeToUnixtime( p_node->Data(index.column()).toLongLong(&ok))); if(ok) return date_time.toString("yyyy/MM/dd hh:mm:ss"); else return tr("Unknown"); break; } default: { return QVariant(); } } break; } default: { return QVariant(); } } // Control will never reach this, but in order to stop g++ complaining... return QVariant(); } Qt::ItemFlags RegistryNodeTreeModel::flags(const QModelIndex &index) const { if(!index.isValid()) return 0; return Qt::ItemIsEnabled | Qt::ItemIsSelectable; } QVariant RegistryNodeTreeModel::headerData(int section, Qt::Orientation orientation, int role) const { // Only horizontal header is supported if(orientation!=Qt::Horizontal) return QVariant(); switch(role) { case Qt::TextAlignmentRole: // Handle text alignment return Qt::AlignCenter; break; case Qt::DisplayRole: // Header text return this->p_root_node->Data(section); break; default: return QVariant(); } } QModelIndex RegistryNodeTreeModel::index(int row, int column, const QModelIndex &parent) const { if(!this->hasIndex(row,column,parent)) return QModelIndex(); RegistryNode *p_parent_node; if(!parent.isValid()) { p_parent_node=this->p_root_node; } else { p_parent_node=static_cast(parent.internalPointer()); } RegistryNode *p_child_node=p_parent_node->Child(row); if(p_child_node) { return this->createIndex(row,column,p_child_node); } else { return QModelIndex(); } } QModelIndex RegistryNodeTreeModel::parent(const QModelIndex &index) const { if(!index.isValid()) return QModelIndex(); RegistryNode *p_child_node= static_cast(index.internalPointer()); RegistryNode *p_parent_node=p_child_node->Parent(); if(p_parent_node==this->p_root_node) { return QModelIndex(); } else { return this->createIndex(p_parent_node->Row(),0,p_parent_node); } } int RegistryNodeTreeModel::rowCount(const QModelIndex &parent) const { if(parent.column()>0) return 0; RegistryNode *p_parent_node; if(!parent.isValid()) { p_parent_node=this->p_root_node; } else { p_parent_node=static_cast(parent.internalPointer()); } return p_parent_node->ChildCount(); } int RegistryNodeTreeModel::columnCount(const QModelIndex &parent) const { Q_UNUSED(parent); return 2; } QList RegistryNodeTreeModel::GetIndexListOf(QString path) const { RegistryNode *p_parent_node=this->p_root_node; QList ret; QStringList nodes=path.split("\\",QString::SkipEmptyParts); bool found=false; // Create a list of all index's that form the supplied path ret.clear(); for(int i=0;iChildCount();ii++) { if(p_parent_node->Child(ii)->Data(0)==nodes.at(i)) { ret.append(this->createIndex(ii,0,p_parent_node->Child(ii))); p_parent_node=p_parent_node->Child(ii); found=true; break; } } // Break when last child node was found if(found && i==nodes.count()-1) break; // Return an empty list when a child node wasn't found else if(!found) return QList(); } return ret; } QString RegistryNodeTreeModel::GetNodePath(QModelIndex child_index) const { QString path; // Get current node name path=this->data(child_index,Qt::DisplayRole).toString().prepend("\\"); // Build node path by prepending all parent nodes names while(this->parent(child_index)!=QModelIndex()) { child_index=this->parent(child_index); path.prepend(this->data(child_index, Qt::DisplayRole).toString().prepend("\\")); } return path; } -QModelIndex RegistryNodeTreeModel::AddNode(const QModelIndex &parent_index, +QModelIndex RegistryNodeTreeModel::AddNode(RegistryHive *p_hive, + const QModelIndex &parent_index, int new_node_id, QString new_node_name) { RegistryNode *p_parent_node; int64_t key_mod_time; RegistryNode *p_node; // Get pointer to parent node p_parent_node=static_cast(parent_index.internalPointer()); // Tell users of this view that we are going to insert a row emit(RegistryNodeTreeModel::beginInsertRows(parent_index, p_parent_node->ChildCount(), p_parent_node->ChildCount())); // Create and add new node in internal node list key_mod_time=p_hive->GetNodeModTime(new_node_id); p_node=new RegistryNode(QList()<AppendChild(p_node); // Tell users of this view we have finished inserting a row emit(RegistryNodeTreeModel::endInsertRows()); // Return index to new node return this->createIndex(p_parent_node->ChildCount()-1,0,p_node); } /******************************************************************************* * Private ******************************************************************************/ void RegistryNodeTreeModel::SetupModelData(RegistryHive *p_hive, RegistryNode *p_parent, int hive_node) { QMap hive_children; RegistryNode *p_node; int64_t key_mod_time; // Get all sub nodes of current hive node if(hive_node) hive_children=p_hive->GetNodes(hive_node); else hive_children=p_hive->GetNodes("\\"); if(hive_children.isEmpty()) return; // Recursivly iterate over all sub nodes QMapIterator i(hive_children); while(i.hasNext()) { i.next(); key_mod_time=p_hive->GetNodeModTime(i.value()); // TODO: Maybe we have to call GetErrorMsg in case an error occured p_node=new RegistryNode(QList()<AppendChild(p_node); this->SetupModelData(p_hive,p_node,i.value()); } } diff --git a/trunk/registrynodetreemodel.h b/trunk/registrynodetreemodel.h index 03dc1f2..f9f9305 100644 --- a/trunk/registrynodetreemodel.h +++ b/trunk/registrynodetreemodel.h @@ -1,70 +1,69 @@ /******************************************************************************* * fred Copyright (c) 2011-2013 by Gillen Daniel * * * * Forensic Registry EDitor (fred) is a cross-platform M$ registry hive editor * * 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 . * *******************************************************************************/ #ifndef REGISTRYNODETREEMODEL_H #define REGISTRYNODETREEMODEL_H #include #include #include #include "registrynode.h" #include "registryhive.h" class RegistryNodeTreeModel : public QAbstractItemModel { Q_OBJECT public: RegistryNodeTreeModel(RegistryHive *p_hive, QObject *p_parent=0); ~RegistryNodeTreeModel(); QVariant data(const QModelIndex &index, int role) const; Qt::ItemFlags flags(const QModelIndex &index) const; QVariant headerData(int section, Qt::Orientation orientation, int role=Qt::DisplayRole) const; QModelIndex index(int row, int column, const QModelIndex &parent=QModelIndex()) const; QModelIndex parent(const QModelIndex &index) const; int rowCount(const QModelIndex &parent=QModelIndex()) const; int columnCount(const QModelIndex &parent=QModelIndex()) const; QList GetIndexListOf(QString path) const; QString GetNodePath(QModelIndex child_index) const; - QModelIndex AddNode(const QModelIndex &parent_index, + QModelIndex AddNode(RegistryHive *p_hive, const QModelIndex &parent_index, int new_node_id, QString new_node_name); private: enum ColumnContent { ColumnContent_NodeName=0, ColumnContent_NodeModTime }; - RegistryHive *p_hive; RegistryNode *p_root_node; void SetupModelData(RegistryHive *p_hive, RegistryNode *p_parent, int hive_node=0); }; #endif // REGISTRYNODETREEMODEL_H