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2792 lines (2391 loc) · 110 KB
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#include "MainWindow.h"
#include "ui_MainWindow.h"
#include "EditIndexDialog.h"
#include "AboutDialog.h"
#include "EditTableDialog.h"
#include "ImportCsvDialog.h"
#include "ExportDataDialog.h"
#include "Settings.h"
#include "PreferencesDialog.h"
#include "EditDialog.h"
#include "sqlitetablemodel.h"
#include "SqlExecutionArea.h"
#include "VacuumDialog.h"
#include "DbStructureModel.h"
#include "version.h"
#include "sqlite.h"
#include "CipherDialog.h"
#include "ExportSqlDialog.h"
#include "SqlUiLexer.h"
#include "FileDialog.h"
#include "ColumnDisplayFormatDialog.h"
#include "FilterTableHeader.h"
#include "RemoteDock.h"
#include "RemoteDatabase.h"
#include "FindReplaceDialog.h"
#include <QFile>
#include <QApplication>
#include <QTextStream>
#include <QWhatsThis>
#include <QMessageBox>
#include <QStandardItemModel>
#include <QPersistentModelIndex>
#include <QDragEnterEvent>
#include <QScrollBar>
#include <QSortFilterProxyModel>
#include <QElapsedTimer>
#include <QMimeData>
#include <QColorDialog>
#include <QDesktopServices>
#include <QXmlStreamReader>
#include <QXmlStreamWriter>
#include <QInputDialog>
#include <QProgressDialog>
#include <QTextEdit>
#include <QClipboard>
#include <QShortcut>
#include <QTextCodec>
#include <QOpenGLWidget>
MainWindow::MainWindow(QWidget* parent)
: QMainWindow(parent),
ui(new Ui::MainWindow),
m_browseTableModel(new SqliteTableModel(db, this, Settings::getValue("db", "prefetchsize").toInt())),
m_currentTabTableModel(m_browseTableModel),
m_remoteDb(new RemoteDatabase),
editDock(new EditDialog(this)),
plotDock(new PlotDock(this)),
remoteDock(new RemoteDock(this)),
findReplaceDialog(new FindReplaceDialog(this)),
gotoValidator(new QIntValidator(0, 0, this))
{
ui->setupUi(this);
init();
activateFields(false);
updateRecentFileActions();
}
MainWindow::~MainWindow()
{
delete m_remoteDb;
delete gotoValidator;
delete ui;
}
void MainWindow::init()
{
// Load window settings
tabifyDockWidget(ui->dockLog, ui->dockPlot);
tabifyDockWidget(ui->dockLog, ui->dockSchema);
tabifyDockWidget(ui->dockLog, ui->dockRemote);
// Add OpenGL Context for macOS
#ifdef Q_OS_MACX
QOpenGLWidget *ogl = new QOpenGLWidget(this);
ui->horizontalLayout->addWidget(ogl);
ogl->setHidden(true);
#endif
// Connect SQL logging and database state setting to main window
connect(&db, SIGNAL(dbChanged(bool)), this, SLOT(dbState(bool)));
connect(&db, SIGNAL(sqlExecuted(QString, int)), this, SLOT(logSql(QString,int)));
connect(&db, &DBBrowserDB::requestCollation, this, &MainWindow::requestCollation);
// Set the validator for the goto line edit
ui->editGoto->setValidator(gotoValidator);
// Set up filters
connect(ui->dataTable->filterHeader(), SIGNAL(filterChanged(int,QString)), this, SLOT(updateFilter(int,QString)));
connect(m_browseTableModel, SIGNAL(dataChanged(QModelIndex,QModelIndex)), this, SLOT(dataTableSelectionChanged(QModelIndex)));
// Select in table the rows correspoding to the selected points in plot
connect(plotDock, SIGNAL(pointsSelected(int,int)), ui->dataTable, SLOT(selectTableLines(int,int)));
// Set up DB structure tab
dbStructureModel = new DbStructureModel(db, this);
connect(&db, &DBBrowserDB::structureUpdated, [this]() {
QString old_table = ui->comboBrowseTable->currentText();
dbStructureModel->reloadData();
populateStructure(old_table);
});
ui->dbTreeWidget->setModel(dbStructureModel);
ui->dbTreeWidget->setColumnWidth(DbStructureModel::ColumnName, 300);
ui->dbTreeWidget->setColumnHidden(DbStructureModel::ColumnObjectType, true);
ui->dbTreeWidget->setColumnHidden(DbStructureModel::ColumnSchema, true);
// Set up DB schema dock
ui->treeSchemaDock->setModel(dbStructureModel);
ui->treeSchemaDock->setColumnWidth(DbStructureModel::ColumnName, 300);
ui->treeSchemaDock->setColumnHidden(DbStructureModel::ColumnObjectType, true);
ui->treeSchemaDock->setColumnHidden(DbStructureModel::ColumnSchema, true);
// Set up the table combo box in the Browse Data tab
ui->comboBrowseTable->setModel(dbStructureModel);
// Create docks
ui->dockEdit->setWidget(editDock);
ui->dockPlot->setWidget(plotDock);
ui->dockRemote->setWidget(remoteDock);
// Set up edit dock
editDock->setReadOnly(true);
// Restore window geometry
restoreGeometry(Settings::getValue("MainWindow", "geometry").toByteArray());
restoreState(Settings::getValue("MainWindow", "windowState").toByteArray());
// Restore dock state settings
ui->comboLogSubmittedBy->setCurrentIndex(ui->comboLogSubmittedBy->findText(Settings::getValue("SQLLogDock", "Log").toString()));
// Add keyboard shortcuts
QList<QKeySequence> shortcuts = ui->actionExecuteSql->shortcuts();
shortcuts.push_back(QKeySequence(tr("Ctrl+Return")));
ui->actionExecuteSql->setShortcuts(shortcuts);
QShortcut* shortcutBrowseRefreshF5 = new QShortcut(QKeySequence("F5"), this);
connect(shortcutBrowseRefreshF5, SIGNAL(activated()), this, SLOT(refresh()));
QShortcut* shortcutBrowseRefreshCtrlR = new QShortcut(QKeySequence("Ctrl+R"), this);
connect(shortcutBrowseRefreshCtrlR, SIGNAL(activated()), this, SLOT(refresh()));
// Create the actions for the recently opened dbs list
for(int i = 0; i < MaxRecentFiles; ++i) {
recentFileActs[i] = new QAction(this);
recentFileActs[i]->setVisible(false);
connect(recentFileActs[i], SIGNAL(triggered()), this, SLOT(openRecentFile()));
}
for(int i = 0; i < MaxRecentFiles; ++i)
ui->fileMenu->insertAction(ui->fileExitAction, recentFileActs[i]);
recentSeparatorAct = ui->fileMenu->insertSeparator(ui->fileExitAction);
// Create popup menus
popupTableMenu = new QMenu(this);
popupTableMenu->addAction(ui->actionEditBrowseTable);
popupTableMenu->addAction(ui->editModifyObjectAction);
popupTableMenu->addAction(ui->editDeleteObjectAction);
popupTableMenu->addSeparator();
popupTableMenu->addAction(ui->actionEditCopyCreateStatement);
popupTableMenu->addAction(ui->actionExportCsvPopup);
popupSaveSqlFileMenu = new QMenu(this);
popupSaveSqlFileMenu->addAction(ui->actionSqlSaveFile);
popupSaveSqlFileMenu->addAction(ui->actionSqlSaveFileAs);
ui->actionSqlSaveFilePopup->setMenu(popupSaveSqlFileMenu);
popupSaveSqlResultsMenu = new QMenu(this);
popupSaveSqlResultsMenu->addAction(ui->actionSqlResultsExportCsv);
popupSaveSqlResultsMenu->addAction(ui->actionSqlResultsSaveAsView);
ui->actionSqlResultsSave->setMenu(popupSaveSqlResultsMenu);
qobject_cast<QToolButton*>(ui->toolbarSql->widgetForAction(ui->actionSqlResultsSave))->setPopupMode(QToolButton::InstantPopup);
popupBrowseDataHeaderMenu = new QMenu(this);
popupBrowseDataHeaderMenu->addAction(ui->actionShowRowidColumn);
popupBrowseDataHeaderMenu->addAction(ui->actionUnlockViewEditing);
popupBrowseDataHeaderMenu->addAction(ui->actionBrowseTableEditDisplayFormat);
popupBrowseDataHeaderMenu->addAction(ui->actionSetTableEncoding);
popupBrowseDataHeaderMenu->addSeparator();
popupBrowseDataHeaderMenu->addAction(ui->actionSetAllTablesEncoding);
popupBrowseDataHeaderMenu->addAction(ui->actionHideColumns);
popupBrowseDataHeaderMenu->addAction(ui->actionShowAllColumns);
QShortcut* dittoRecordShortcut = new QShortcut(QKeySequence("Ctrl+\""), this);
connect(dittoRecordShortcut, &QShortcut::activated, [this]() {
int currentRow = ui->dataTable->currentIndex().row();
duplicateRecord(currentRow);
});
// Add menu item for log dock
ui->viewMenu->insertAction(ui->viewDBToolbarAction, ui->dockLog->toggleViewAction());
ui->viewMenu->actions().at(0)->setShortcut(QKeySequence(tr("Ctrl+L")));
ui->viewMenu->actions().at(0)->setIcon(QIcon(":/icons/log_dock"));
// Add menu item for plot dock
ui->viewMenu->insertAction(ui->viewDBToolbarAction, ui->dockPlot->toggleViewAction());
QList<QKeySequence> plotkeyseqlist;
plotkeyseqlist << QKeySequence(tr("Ctrl+P")) << QKeySequence(tr("Ctrl+D"));
ui->viewMenu->actions().at(1)->setShortcuts(plotkeyseqlist);
ui->viewMenu->actions().at(1)->setIcon(QIcon(":/icons/log_dock"));
// Add menu item for schema dock
ui->viewMenu->insertAction(ui->viewDBToolbarAction, ui->dockSchema->toggleViewAction());
ui->viewMenu->actions().at(2)->setShortcut(QKeySequence(tr("Ctrl+I")));
ui->viewMenu->actions().at(2)->setIcon(QIcon(":/icons/log_dock"));
// Add menu item for edit dock
ui->viewMenu->insertAction(ui->viewDBToolbarAction, ui->dockEdit->toggleViewAction());
ui->viewMenu->actions().at(3)->setShortcut(QKeySequence(tr("Ctrl+E")));
ui->viewMenu->actions().at(3)->setIcon(QIcon(":/icons/log_dock"));
// Add menu item for plot dock
ui->viewMenu->insertAction(ui->viewDBToolbarAction, ui->dockRemote->toggleViewAction());
ui->viewMenu->actions().at(4)->setIcon(QIcon(":/icons/log_dock"));
// Set checked state if toolbar is visible
ui->viewDBToolbarAction->setChecked(!ui->toolbarDB->isHidden());
ui->viewExtraDBToolbarAction->setChecked(!ui->toolbarExtraDB->isHidden());
ui->viewProjectToolbarAction->setChecked(!ui->toolbarProject->isHidden());
// Add separator between docks and toolbars
ui->viewMenu->insertSeparator(ui->viewDBToolbarAction);
// If we're not compiling in SQLCipher, hide its FAQ link in the help menu
#ifndef ENABLE_SQLCIPHER
ui->actionSqlCipherFaq->setVisible(false);
#endif
// Set statusbar fields
statusEncryptionLabel = new QLabel(ui->statusbar);
statusEncryptionLabel->setEnabled(false);
statusEncryptionLabel->setVisible(false);
statusEncryptionLabel->setText(tr("Encrypted"));
statusEncryptionLabel->setToolTip(tr("Database is encrypted using SQLCipher"));
ui->statusbar->addPermanentWidget(statusEncryptionLabel);
statusReadOnlyLabel = new QLabel(ui->statusbar);
statusReadOnlyLabel->setEnabled(false);
statusReadOnlyLabel->setVisible(false);
statusReadOnlyLabel->setText(tr("Read only"));
statusReadOnlyLabel->setToolTip(tr("Database file is read only. Editing the database is disabled."));
ui->statusbar->addPermanentWidget(statusReadOnlyLabel);
statusEncodingLabel = new QLabel(ui->statusbar);
statusEncodingLabel->setEnabled(false);
statusEncodingLabel->setText("UTF-8");
statusEncodingLabel->setToolTip(tr("Database encoding"));
ui->statusbar->addPermanentWidget(statusEncodingLabel);
// Connect some more signals and slots
connect(ui->dataTable->filterHeader(), SIGNAL(sectionClicked(int)), this, SLOT(browseTableHeaderClicked(int)));
connect(ui->dataTable->verticalScrollBar(), SIGNAL(valueChanged(int)), this, SLOT(setRecordsetLabel()));
connect(ui->dataTable->horizontalHeader(), SIGNAL(sectionResized(int,int,int)), this, SLOT(updateBrowseDataColumnWidth(int,int,int)));
connect(editDock, SIGNAL(recordTextUpdated(QPersistentModelIndex, QByteArray, bool)), this, SLOT(updateRecordText(QPersistentModelIndex, QByteArray, bool)));
connect(ui->dbTreeWidget->selectionModel(), SIGNAL(currentChanged(QModelIndex,QModelIndex)), this, SLOT(changeTreeSelection()));
connect(ui->dataTable->horizontalHeader(), SIGNAL(customContextMenuRequested(QPoint)), this, SLOT(showDataColumnPopupMenu(QPoint)));
connect(ui->dataTable->verticalHeader(), SIGNAL(customContextMenuRequested(QPoint)), this, SLOT(showRecordPopupMenu(QPoint)));
connect(ui->dataTable, SIGNAL(openFileFromDropEvent(QString)), this, SLOT(fileOpen(QString)));
connect(ui->dockEdit, SIGNAL(visibilityChanged(bool)), this, SLOT(toggleEditDock(bool)));
connect(m_remoteDb, SIGNAL(openFile(QString)), this, SLOT(fileOpen(QString)));
connect(m_remoteDb, &RemoteDatabase::gotCurrentVersion, this, &MainWindow::checkNewVersion);
connect(m_browseTableModel, &SqliteTableModel::finishedFetch, this, &MainWindow::setRecordsetLabel);
// Lambda function for keyboard shortcuts for selecting next/previous table in Browse Data tab
connect(ui->dataTable, &ExtendedTableWidget::switchTable, [this](bool next) {
int index = ui->comboBrowseTable->currentIndex();
int num_items = ui->comboBrowseTable->count();
if(next)
{
if(++index >= num_items)
index = 0;
} else {
if(--index < 0)
index = num_items - 1;
}
ui->comboBrowseTable->setCurrentIndex(index);
populateTable();
});
// Set other window settings
setAcceptDrops(true);
setWindowTitle(QApplication::applicationName());
// Load all settings
reloadSettings();
#ifdef CHECKNEWVERSION
// Check for a new version if automatic update check aren't disabled in the settings dialog
if(Settings::getValue("checkversion", "enabled").toBool())
{
m_remoteDb->fetch("https://raw.githubusercontent.com/sqlitebrowser/sqlitebrowser/master/currentrelease",
RemoteDatabase::RequestTypeNewVersionCheck);
}
#endif
#ifndef ENABLE_SQLCIPHER
// Only show encryption menu action when SQLCipher support is enabled
ui->actionEncryption->setVisible(false);
#endif
/* Remove all the '&' signs from the dock titles. On at least Windows and
* OSX, Qt doesn't seem to support them properly, so they end up being
* visible instead of creating a keyboard shortcut
*/
ui->dockEdit->setWindowTitle(ui->dockEdit->windowTitle().remove('&'));
ui->dockLog->setWindowTitle(ui->dockLog->windowTitle().remove('&'));
ui->dockPlot->setWindowTitle(ui->dockPlot->windowTitle().remove('&'));
ui->dockSchema->setWindowTitle(ui->dockSchema->windowTitle().remove('&'));
ui->dockRemote->setWindowTitle(ui->dockRemote->windowTitle().remove('&'));
}
bool MainWindow::fileOpen(const QString& fileName, bool dontAddToRecentFiles, bool readOnly)
{
bool retval = false;
QString wFile = fileName;
if (!QFile::exists(wFile))
{
wFile = FileDialog::getOpenFileName(
this,
tr("Choose a database file")
#ifndef Q_OS_MAC // Filters on OS X are buggy
, FileDialog::getSqlDatabaseFileFilter()
#endif
);
}
if(QFile::exists(wFile) )
{
// Close the database. If the user didn't want to close it, though, stop here
if (db.isOpen())
if(!fileClose())
return false;
// Try opening it as a project file first
if(loadProject(wFile, readOnly))
{
retval = true;
} else {
// No project file; so it should be a database file
if(db.open(wFile, readOnly))
{
// Close all open but empty SQL tabs
for(int i=ui->tabSqlAreas->count()-1;i>=0;i--)
{
if(qobject_cast<SqlExecutionArea*>(ui->tabSqlAreas->widget(i))->getSql().trimmed().isEmpty())
closeSqlTab(i, true);
}
statusEncodingLabel->setText(db.getPragma("encoding"));
statusEncryptionLabel->setVisible(db.encrypted());
statusReadOnlyLabel->setVisible(db.readOnly());
setCurrentFile(wFile);
if(!dontAddToRecentFiles)
addToRecentFilesMenu(wFile);
openSqlTab(true);
loadExtensionsFromSettings();
if(ui->mainTab->currentIndex() == BrowseTab)
populateTable();
else if(ui->mainTab->currentIndex() == PragmaTab)
loadPragmas();
retval = true;
} else {
QMessageBox::warning(this, qApp->applicationName(), tr("Could not open database file.\nReason: %1").arg(db.lastError()));
return false;
}
}
}
return retval;
}
void MainWindow::fileNew()
{
QString fileName = FileDialog::getSaveFileName(this,
tr("Choose a filename to save under"),
FileDialog::getSqlDatabaseFileFilter());
if(!fileName.isEmpty())
{
if(QFile::exists(fileName))
QFile::remove(fileName);
db.create(fileName);
setCurrentFile(fileName);
addToRecentFilesMenu(fileName);
statusEncodingLabel->setText(db.getPragma("encoding"));
statusEncryptionLabel->setVisible(false);
statusReadOnlyLabel->setVisible(false);
loadExtensionsFromSettings();
populateTable();
openSqlTab(true);
createTable();
}
}
void MainWindow::populateStructure(const QString& old_table)
{
// Refresh the structure tab
ui->dbTreeWidget->setRootIndex(dbStructureModel->index(1, 0)); // Show the 'All' part of the db structure
ui->dbTreeWidget->expandToDepth(0);
ui->treeSchemaDock->setRootIndex(dbStructureModel->index(1, 0)); // Show the 'All' part of the db structure
ui->treeSchemaDock->expandToDepth(0);
// Refresh the browse data tab
ui->comboBrowseTable->setRootModelIndex(dbStructureModel->index(0, 0)); // Show the 'browsable' section of the db structure tree
int old_table_index = ui->comboBrowseTable->findText(old_table);
if(old_table_index == -1 && ui->comboBrowseTable->count()) // If the old table couldn't be found anymore but there is another table, select that
ui->comboBrowseTable->setCurrentIndex(0);
else if(old_table_index == -1) // If there aren't any tables to be selected anymore, clear the table view
clearTableBrowser();
else // Under normal circumstances just select the old table again
ui->comboBrowseTable->setCurrentIndex(old_table_index);
// Cancel here if no database is opened
if(!db.isOpen())
return;
// Update table and column names for syntax highlighting
SqlUiLexer::TablesAndColumnsMap tablesToColumnsMap;
for(auto it=db.schemata.constBegin();it!=db.schemata.constEnd();++it)
{
objectMap tab = db.getBrowsableObjects(it.key());
for(auto it=tab.constBegin();it!=tab.constEnd();++it)
{
QString objectname = (*it)->name();
sqlb::FieldInfoList fi = (*it)->fieldInformation();
for(const sqlb::FieldInfo& f : fi)
tablesToColumnsMap[objectname].append(f.name);
}
}
SqlTextEdit::sqlLexer->setTableNames(tablesToColumnsMap);
ui->editLogApplication->reloadKeywords();
ui->editLogUser->reloadKeywords();
for(int i=0;i<ui->tabSqlAreas->count();i++)
qobject_cast<SqlExecutionArea*>(ui->tabSqlAreas->widget(i))->getEditor()->reloadKeywords();
// Resize SQL column to fit contents
ui->dbTreeWidget->resizeColumnToContents(3);
}
void MainWindow::clearTableBrowser()
{
if (!ui->dataTable->model())
return;
ui->dataTable->setModel(nullptr);
if(qobject_cast<FilterTableHeader*>(ui->dataTable->horizontalHeader()))
qobject_cast<FilterTableHeader*>(ui->dataTable->horizontalHeader())->generateFilters(0);
}
void MainWindow::populateTable()
{
// Early exit if the Browse Data tab isn't visible as there is no need to update it in this case
if(ui->mainTab->currentIndex() != BrowseTab)
return;
// Remove the model-view link if the table name is empty in order to remove any data from the view
if(ui->comboBrowseTable->model()->rowCount(ui->comboBrowseTable->rootModelIndex()) == 0)
{
clearTableBrowser();
return;
}
QApplication::setOverrideCursor(Qt::WaitCursor);
// Get current table name
sqlb::ObjectIdentifier tablename = currentlyBrowsedTableName();
// Set model
bool reconnectSelectionSignals = false;
if(ui->dataTable->model() == nullptr)
reconnectSelectionSignals = true;
ui->dataTable->setModel(m_browseTableModel);
if(reconnectSelectionSignals)
{
connect(ui->dataTable->selectionModel(), SIGNAL(currentChanged(QModelIndex,QModelIndex)), this, SLOT(dataTableSelectionChanged(QModelIndex)));
// Lambda function for updating the delete record button to reflect number of selected records
connect(ui->dataTable->selectionModel(), &QItemSelectionModel::selectionChanged, [this](const QItemSelection&, const QItemSelection&) {
// NOTE: We're assuming here that the selection is always contiguous, i.e. that there are never two selected rows with a non-selected
// row in between.
int rows = 0;
if(ui->dataTable->selectionModel()->selectedIndexes().count())
rows = ui->dataTable->selectionModel()->selectedIndexes().last().row() - ui->dataTable->selectionModel()->selectedIndexes().first().row() + 1;
if(rows > 1)
ui->buttonDeleteRecord->setText(tr("Delete records"));
else
ui->buttonDeleteRecord->setText(tr("Delete record"));
});
}
// Search stored table settings for this table
bool storedDataFound = browseTableSettings.contains(tablename);
// Set new table
if(!storedDataFound)
{
// No stored settings found.
// Set table name and apply default display format settings
m_browseTableModel->setTable(tablename, 0, Qt::AscendingOrder);
// There aren't any information stored for this table yet, so use some default values
// Hide rowid column. Needs to be done before the column widths setting because of the workaround in there
showRowidColumn(false);
// Unhide all columns by default
on_actionShowAllColumns_triggered();
// Enable editing in general, but lock view editing
unlockViewEditing(false);
// Column widths
for(int i=1;i<m_browseTableModel->columnCount();i++)
ui->dataTable->setColumnWidth(i, ui->dataTable->horizontalHeader()->defaultSectionSize());
// Sorting
ui->dataTable->filterHeader()->setSortIndicator(0, Qt::AscendingOrder);
// Encoding
m_browseTableModel->setEncoding(defaultBrowseTableEncoding);
// Plot
attachPlot(ui->dataTable, m_browseTableModel, &browseTableSettings[tablename]);
// The filters can be left empty as they are
} else {
// Stored settings found. Retrieve them.
BrowseDataTableSettings storedData = browseTableSettings[tablename];
// Load display formats and set them along with the table name
QVector<QString> v;
bool only_defaults = true;
const sqlb::FieldInfoList& tablefields = db.getObjectByName(tablename)->fieldInformation();
for(int i=0; i<tablefields.size(); ++i)
{
QString format = storedData.displayFormats[i+1];
if(format.size())
{
v.push_back(format);
only_defaults = false;
} else {
v.push_back(sqlb::escapeIdentifier(tablefields.at(i).name));
}
}
if(only_defaults)
m_browseTableModel->setTable(tablename, storedData.sortOrderIndex, storedData.sortOrderMode);
else
m_browseTableModel->setTable(tablename, storedData.sortOrderIndex, storedData.sortOrderMode, v);
// There is information stored for this table, so extract it and apply it
// Show rowid column. Needs to be done before the column widths setting because of the workaround in there and before the filter setting
// because of the filter row generation.
showRowidColumn(storedData.showRowid);
// Enable editing in general and (un)lock view editing depending on the settings
unlockViewEditing(!storedData.unlockViewPk.isEmpty(), storedData.unlockViewPk);
// Column hidden status
on_actionShowAllColumns_triggered();
for(auto hiddenIt=storedData.hiddenColumns.constBegin();hiddenIt!=storedData.hiddenColumns.constEnd();++hiddenIt)
hideColumns(hiddenIt.key(), hiddenIt.value());
// Column widths
for(auto widthIt=storedData.columnWidths.constBegin();widthIt!=storedData.columnWidths.constEnd();++widthIt)
ui->dataTable->setColumnWidth(widthIt.key(), widthIt.value());
// Sorting
ui->dataTable->filterHeader()->setSortIndicator(storedData.sortOrderIndex, storedData.sortOrderMode);
// Filters
FilterTableHeader* filterHeader = qobject_cast<FilterTableHeader*>(ui->dataTable->horizontalHeader());
for(auto filterIt=storedData.filterValues.constBegin();filterIt!=storedData.filterValues.constEnd();++filterIt)
filterHeader->setFilter(filterIt.key(), filterIt.value());
// Encoding
m_browseTableModel->setEncoding(storedData.encoding);
// Plot
attachPlot(ui->dataTable, m_browseTableModel, &browseTableSettings[tablename], false);
}
// Show/hide menu options depending on whether this is a table or a view
if(db.getObjectByName(currentlyBrowsedTableName())->type() == sqlb::Object::Table)
{
// Table
ui->actionUnlockViewEditing->setVisible(false);
ui->actionShowRowidColumn->setVisible(true);
} else {
// View
ui->actionUnlockViewEditing->setVisible(true);
ui->actionShowRowidColumn->setVisible(false);
}
QApplication::restoreOverrideCursor();
}
bool MainWindow::fileClose()
{
// Close the database but stop the closing process here if the user pressed the cancel button in there
if(!db.close())
return false;
setWindowTitle(QApplication::applicationName());
loadPragmas();
statusEncryptionLabel->setVisible(false);
statusReadOnlyLabel->setVisible(false);
// Reset the model for the Browse tab
m_browseTableModel->reset();
// Remove all stored table information browse data tab
browseTableSettings.clear();
defaultBrowseTableEncoding = QString();
// Clear edit dock
editDock->setCurrentIndex(QModelIndex());
// Reset the recordset label inside the Browse tab now
setRecordsetLabel();
// Reset the plot dock model and connection
attachPlot(nullptr, nullptr);
activateFields(false);
// Clear the SQL Log
ui->editLogApplication->clear();
ui->editLogUser->clear();
return true;
}
void MainWindow::closeEvent( QCloseEvent* event )
{
if(db.close())
{
Settings::setValue("MainWindow", "geometry", saveGeometry());
Settings::setValue("MainWindow", "windowState", saveState());
Settings::setValue("SQLLogDock", "Log", ui->comboLogSubmittedBy->currentText());
QMainWindow::closeEvent(event);
} else {
event->ignore();
}
}
void MainWindow::addRecord()
{
int row = m_browseTableModel->rowCount();
if(m_browseTableModel->insertRow(row))
{
selectTableLine(row);
} else {
QMessageBox::warning(this, QApplication::applicationName(), tr("Error adding record:\n") + db.lastError());
}
}
void MainWindow::deleteRecord()
{
if(ui->dataTable->selectionModel()->hasSelection())
{
// If only filter header is selected
if(ui->dataTable->selectionModel()->selectedIndexes().isEmpty())
return;
int old_row = ui->dataTable->currentIndex().row();
while(ui->dataTable->selectionModel()->hasSelection())
{
int first_selected_row = ui->dataTable->selectionModel()->selectedIndexes().first().row();
int last_selected_row = ui->dataTable->selectionModel()->selectedIndexes().last().row();
int selected_rows_count = last_selected_row - first_selected_row + 1;
if(!m_browseTableModel->removeRows(first_selected_row, selected_rows_count))
{
QMessageBox::warning(this, QApplication::applicationName(), tr("Error deleting record:\n%1").arg(db.lastError()));
break;
}
}
if(old_row > m_browseTableModel->totalRowCount())
old_row = m_browseTableModel->totalRowCount();
selectTableLine(old_row);
} else {
QMessageBox::information( this, QApplication::applicationName(), tr("Please select a record first"));
}
}
void MainWindow::attachPlot(ExtendedTableWidget* tableWidget, SqliteTableModel* model, BrowseDataTableSettings* settings, bool keepOrResetSelection)
{
plotDock->updatePlot(model, settings, true, keepOrResetSelection);
// Disconnect previous connection
disconnect(plotDock, SIGNAL(pointsSelected(int,int)), nullptr, nullptr);
if(tableWidget) {
// Connect plot selection to the current table results widget.
connect(plotDock, SIGNAL(pointsSelected(int,int)), tableWidget, SLOT(selectTableLines(int,int)));
connect(tableWidget, SIGNAL(destroyed()), plotDock, SLOT(resetPlot()));
}
}
void MainWindow::selectTableLine(int lineToSelect)
{
ui->dataTable->selectTableLine(lineToSelect);
}
void MainWindow::navigatePrevious()
{
int curRow = ui->dataTable->currentIndex().row();
curRow -= ui->dataTable->numVisibleRows() - 1;
if(curRow < 0)
curRow = 0;
selectTableLine(curRow);
}
void MainWindow::navigateNext()
{
int curRow = ui->dataTable->currentIndex().row();
curRow += ui->dataTable->numVisibleRows() - 1;
if(curRow >= m_browseTableModel->totalRowCount())
curRow = m_browseTableModel->totalRowCount() - 1;
selectTableLine(curRow);
}
void MainWindow::navigateBegin()
{
selectTableLine(0);
}
void MainWindow::navigateEnd()
{
selectTableLine(m_browseTableModel->totalRowCount()-1);
}
void MainWindow::navigateGoto()
{
int row = ui->editGoto->text().toInt();
if(row <= 0)
row = 1;
if(row > m_browseTableModel->totalRowCount())
row = m_browseTableModel->totalRowCount();
selectTableLine(row - 1);
ui->editGoto->setText(QString::number(row));
}
void MainWindow::setRecordsetLabel()
{
// Get all the numbers, i.e. the number of the first row and the last row as well as the total number of rows
int from = ui->dataTable->verticalHeader()->visualIndexAt(0) + 1;
int total = m_browseTableModel->totalRowCount();
int to = ui->dataTable->verticalHeader()->visualIndexAt(ui->dataTable->height()) - 1;
if (to == -2)
to = total;
// Update the validator of the goto row field
gotoValidator->setRange(0, total);
// Update the label showing the current position
ui->labelRecordset->setText(tr("%1 - %2 of %3").arg(from).arg(to).arg(total));
}
void MainWindow::refresh()
{
// What the Refresh function does depends on the currently active tab. This way the keyboard shortcuts (F5 and Ctrl+R)
// always perform some meaningful task; they just happen to be context dependent in the function they trigger.
switch(ui->mainTab->currentIndex())
{
case StructureTab:
// Refresh the schema
db.updateSchema();
break;
case BrowseTab:
// Refresh the schema and reload the current table
db.updateSchema();
populateTable();
break;
case PragmaTab:
// Reload pragma values
loadPragmas();
break;
case ExecuteTab:
// (Re-)Run the current SQL query
executeQuery();
break;
}
}
void MainWindow::createTable()
{
if (!db.isOpen()){
QMessageBox::information( this, QApplication::applicationName(), tr("There is no database opened. Please open or create a new database file."));
return;
}
EditTableDialog dialog(db, sqlb::ObjectIdentifier(), true, this);
if(dialog.exec())
{
populateTable();
}
}
void MainWindow::createIndex()
{
if (!db.isOpen()){
QMessageBox::information( this, QApplication::applicationName(), tr("There is no database opened. Please open or create a new database file."));
return;
}
EditIndexDialog dialog(db, sqlb::ObjectIdentifier(), true, this);
if(dialog.exec())
populateTable();
}
void MainWindow::compact()
{
VacuumDialog dialog(&db, this);
dialog.exec();
}
void MainWindow::deleteObject()
{
// Get name and type of object to delete
sqlb::ObjectIdentifier name(ui->dbTreeWidget->model()->data(ui->dbTreeWidget->currentIndex().sibling(ui->dbTreeWidget->currentIndex().row(), DbStructureModel::ColumnSchema), Qt::EditRole).toString(),
ui->dbTreeWidget->model()->data(ui->dbTreeWidget->currentIndex().sibling(ui->dbTreeWidget->currentIndex().row(), DbStructureModel::ColumnName), Qt::EditRole).toString());
QString type = ui->dbTreeWidget->model()->data(ui->dbTreeWidget->currentIndex().sibling(ui->dbTreeWidget->currentIndex().row(), DbStructureModel::ColumnObjectType), Qt::EditRole).toString();
// Ask user if he really wants to delete that table
if(QMessageBox::warning(this, QApplication::applicationName(), tr("Are you sure you want to delete the %1 '%2'?\nAll data associated with the %1 will be lost.").arg(type).arg(name.name()),
QMessageBox::Yes | QMessageBox::No, QMessageBox::No) == QMessageBox::Yes)
{
// Delete the table
QString statement = QString("DROP %1 %2;").arg(type.toUpper()).arg(name.toString());
if(!db.executeSQL(statement))
{
QString error = tr("Error: could not delete the %1. Message from database engine:\n%2").arg(type).arg(db.lastError());
QMessageBox::warning(this, QApplication::applicationName(), error);
} else {
populateTable();
changeTreeSelection();
}
}
}
void MainWindow::editObject()
{
if(!ui->dbTreeWidget->selectionModel()->hasSelection())
return;
// Get name and type of the object to edit
sqlb::ObjectIdentifier name(ui->dbTreeWidget->model()->data(ui->dbTreeWidget->currentIndex().sibling(ui->dbTreeWidget->currentIndex().row(), DbStructureModel::ColumnSchema), Qt::EditRole).toString(),
ui->dbTreeWidget->model()->data(ui->dbTreeWidget->currentIndex().sibling(ui->dbTreeWidget->currentIndex().row(), DbStructureModel::ColumnName), Qt::EditRole).toString());
QString type = ui->dbTreeWidget->model()->data(ui->dbTreeWidget->currentIndex().sibling(ui->dbTreeWidget->currentIndex().row(), DbStructureModel::ColumnObjectType), Qt::EditRole).toString();
if(type == "table")
{
EditTableDialog dialog(db, name, false, this);
if(dialog.exec()) {
ui->dataTable->filterHeader()->clearFilters();
populateTable();
}
} else if(type == "index") {
EditIndexDialog dialog(db, name, false, this);
if(dialog.exec())
populateTable();
}
}
void MainWindow::helpWhatsThis()
{
QWhatsThis::enterWhatsThisMode ();
}
void MainWindow::helpAbout()
{
AboutDialog dialog(this);
dialog.exec();
}
void MainWindow::updateRecordText(const QPersistentModelIndex& idx, const QByteArray& text, bool isBlob)
{
m_currentTabTableModel->setTypedData(idx, isBlob, text);
}
void MainWindow::toggleEditDock(bool visible)
{
if (!visible) {
// Update main window
ui->dataTable->setFocus();
} else {
// fill edit dock with actual data
editDock->setCurrentIndex(ui->dataTable->currentIndex());
}
}
void MainWindow::doubleClickTable(const QModelIndex& index)
{
// Cancel on invalid index
if (!index.isValid()) {
return;
}
// * Don't allow editing of other objects than tables (on the browse table) *
bool isEditingAllowed = !db.readOnly() && m_currentTabTableModel == m_browseTableModel &&
(db.getObjectByName(currentlyBrowsedTableName())->type() == sqlb::Object::Types::Table);
// Enable or disable the Apply, Null, & Import buttons in the Edit Cell
// dock depending on the value of the "isEditingAllowed" bool above
editDock->setReadOnly(!isEditingAllowed);
editDock->setCurrentIndex(index);
// Show the edit dock
ui->dockEdit->setVisible(true);
// Set focus on the edit dock
editDock->setFocus();
}
void MainWindow::dataTableSelectionChanged(const QModelIndex& index)
{
// Cancel on invalid index
if(!index.isValid()) {
editDock->setCurrentIndex(QModelIndex());
return;
}
bool editingAllowed = !db.readOnly() && (m_currentTabTableModel == m_browseTableModel) &&
(db.getObjectByName(currentlyBrowsedTableName())->type() == sqlb::Object::Types::Table);
// Don't allow editing of other objects than tables
editDock->setReadOnly(!editingAllowed);
// If the Edit Cell dock is visible, load the new value into it
if (editDock->isVisible()) {
editDock->setCurrentIndex(index);
}
}
MainWindow::StatementType MainWindow::getQueryType(const QString& query) const
{
// Helper function for getting the type of a given query
if(query.startsWith("SELECT", Qt::CaseInsensitive)) return SelectStatement;
if(query.startsWith("ALTER", Qt::CaseInsensitive)) return AlterStatement;
if(query.startsWith("DROP", Qt::CaseInsensitive)) return DropStatement;
if(query.startsWith("ROLLBACK", Qt::CaseInsensitive)) return RollbackStatement;
if(query.startsWith("PRAGMA", Qt::CaseInsensitive)) return PragmaStatement;
if(query.startsWith("VACUUM", Qt::CaseInsensitive)) return VacuumStatement;
if(query.startsWith("INSERT", Qt::CaseInsensitive)) return InsertStatement;
if(query.startsWith("UPDATE", Qt::CaseInsensitive)) return UpdateStatement;
if(query.startsWith("DELETE", Qt::CaseInsensitive)) return DeleteStatement;
if(query.startsWith("CREATE", Qt::CaseInsensitive)) return CreateStatement;
if(query.startsWith("ATTACH", Qt::CaseInsensitive)) return AttachStatement;
if(query.startsWith("DETACH", Qt::CaseInsensitive)) return DetachStatement;
return OtherStatement;
}
/*
* I'm still not happy how the results are represented to the user
* right now you only see the result of the last executed statement.
* A better experience would be tabs on the bottom with query results
* for all the executed statements.
* Or at least a some way the use could see results/status message
* per executed statement.
*/
void MainWindow::executeQuery()
{
// Make sure a database is opened. This is necessary because we allow opened SQL editor tabs even if no database is loaded. Hitting F5 or similar
// then might call this function.
if(!db.isOpen())
return;
SqlExecutionArea* sqlWidget = qobject_cast<SqlExecutionArea*>(ui->tabSqlAreas->currentWidget());
// Get SQL code to execute. This depends on the button that's been pressed
QString query;
int execution_start_line = 0;
int execution_start_index = 0;
if(sender()->objectName() == "actionSqlExecuteLine")
{
int cursor_line, cursor_index;
SqlTextEdit *editor = sqlWidget->getEditor();
editor->getCursorPosition(&cursor_line, &cursor_index);
execution_start_line = cursor_line;