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qgsvectorlayersaveasdialog.cpp
1092 lines (970 loc) · 40.2 KB
/
qgsvectorlayersaveasdialog.cpp
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/***************************************************************************
qgsvectorlayersaveasdialog.h
Dialog to select destination, type and crs for ogr layers
-------------------
begin : Mon Mar 22 2010
copyright : (C) 2010 by Juergen E. Fischer
email : jef at norbit dot de
***************************************************************************/
/***************************************************************************
* *
* 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 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
#include "qgslogger.h"
#include "qgsvectorlayersaveasdialog.h"
#include "qgsprojectionselectiondialog.h"
#include "qgsvectordataprovider.h"
#include "qgsogrdataitems.h"
#include "qgscoordinatereferencesystem.h"
#include "qgseditorwidgetfactory.h"
#include "qgseditorwidgetregistry.h"
#include "qgssettings.h"
#include "qgsmapcanvas.h"
#include "qgsgui.h"
#include "qgsapplication.h"
#include <QMessageBox>
#include <QFileDialog>
#include <QTextCodec>
#include <QSpinBox>
#include "gdal.h"
static const int COLUMN_IDX_NAME = 0;
static const int COLUMN_IDX_TYPE = 1;
static const int COLUMN_IDX_EXPORT_AS_DISPLAYED_VALUE = 2;
QgsVectorLayerSaveAsDialog::QgsVectorLayerSaveAsDialog( long srsid, QWidget *parent, Qt::WindowFlags fl )
: QDialog( parent, fl )
, mSelectedCrs( QgsCoordinateReferenceSystem::fromSrsId( srsid ) )
, mAttributeTableItemChangedSlotEnabled( true )
, mReplaceRawFieldValuesStateChangedSlotEnabled( true )
, mActionOnExistingFile( QgsVectorFileWriter::CreateOrOverwriteFile )
{
setup();
}
QgsVectorLayerSaveAsDialog::QgsVectorLayerSaveAsDialog( QgsVectorLayer *layer, int options, QWidget *parent, Qt::WindowFlags fl )
: QDialog( parent, fl )
, mLayer( layer )
, mAttributeTableItemChangedSlotEnabled( true )
, mReplaceRawFieldValuesStateChangedSlotEnabled( true )
, mActionOnExistingFile( QgsVectorFileWriter::CreateOrOverwriteFile )
, mOptions( static_cast< Options >( options ) )
{
if ( layer )
{
mSelectedCrs = layer->crs();
mLayerExtent = layer->extent();
}
setup();
if ( !( mOptions & Symbology ) )
{
mSymbologyExportLabel->hide();
mSymbologyExportComboBox->hide();
mScaleLabel->hide();
mScaleWidget->hide();
}
if ( !( mOptions & DestinationCrs ) )
{
mCrsLabel->hide();
mCrsSelector->hide();
}
if ( !( mOptions & Fields ) )
mAttributesSelection->hide();
if ( !( mOptions & SelectedOnly ) )
mSelectedOnly->hide();
if ( !( mOptions & AddToCanvas ) )
mAddToCanvas->hide();
if ( !( mOptions & GeometryType ) )
mGeometryGroupBox->hide();
if ( !( mOptions & Extent ) )
mExtentGroupBox->hide();
mSelectedOnly->setEnabled( layer && layer->selectedFeatureCount() != 0 );
mButtonBox->button( QDialogButtonBox::Ok )->setDisabled( true );
}
void QgsVectorLayerSaveAsDialog::setup()
{
setupUi( this );
QgsGui::enableAutoGeometryRestore( this );
connect( mFormatComboBox, static_cast<void ( QComboBox::* )( int )>( &QComboBox::currentIndexChanged ), this, &QgsVectorLayerSaveAsDialog::mFormatComboBox_currentIndexChanged );
connect( mCrsSelector, &QgsProjectionSelectionWidget::crsChanged, this, &QgsVectorLayerSaveAsDialog::mCrsSelector_crsChanged );
connect( mSymbologyExportComboBox, &QComboBox::currentTextChanged, this, &QgsVectorLayerSaveAsDialog::mSymbologyExportComboBox_currentIndexChanged );
connect( mGeometryTypeComboBox, static_cast<void ( QComboBox::* )( int )>( &QComboBox::currentIndexChanged ), this, &QgsVectorLayerSaveAsDialog::mGeometryTypeComboBox_currentIndexChanged );
connect( mSelectAllAttributes, &QPushButton::clicked, this, &QgsVectorLayerSaveAsDialog::mSelectAllAttributes_clicked );
connect( mDeselectAllAttributes, &QPushButton::clicked, this, &QgsVectorLayerSaveAsDialog::mDeselectAllAttributes_clicked );
connect( mReplaceRawFieldValues, &QCheckBox::stateChanged, this, &QgsVectorLayerSaveAsDialog::mReplaceRawFieldValues_stateChanged );
connect( mAttributeTable, &QTableWidget::itemChanged, this, &QgsVectorLayerSaveAsDialog::mAttributeTable_itemChanged );
#ifdef Q_OS_WIN
mHelpButtonBox->setVisible( false );
mButtonBox->addButton( QDialogButtonBox::Help );
connect( mButtonBox, &QDialogButtonBox::helpRequested, this, &QgsVectorLayerSaveAsDialog::showHelp );
#else
connect( mHelpButtonBox, &QDialogButtonBox::helpRequested, this, &QgsVectorLayerSaveAsDialog::showHelp );
#endif
connect( mButtonBox, &QDialogButtonBox::accepted, this, &QgsVectorLayerSaveAsDialog::accept );
connect( mButtonBox, &QDialogButtonBox::rejected, this, &QgsVectorLayerSaveAsDialog::reject );
const QList< QgsVectorFileWriter::DriverDetails > drivers = QgsVectorFileWriter::ogrDriverList();
mFormatComboBox->blockSignals( true );
for ( const QgsVectorFileWriter::DriverDetails &driver : drivers )
{
mFormatComboBox->addItem( driver.longName, driver.driverName );
}
QgsSettings settings;
QString format = settings.value( QStringLiteral( "UI/lastVectorFormat" ), "GPKG" ).toString();
mFormatComboBox->setCurrentIndex( mFormatComboBox->findData( format ) );
mFormatComboBox->blockSignals( false );
//add geometry types to combobox
mGeometryTypeComboBox->addItem( tr( "Automatic" ), -1 );
mGeometryTypeComboBox->addItem( QgsApplication::getThemeIcon( QStringLiteral( "/mIconPointLayer.svg" ) ), QgsWkbTypes::displayString( QgsWkbTypes::Point ), QgsWkbTypes::Point );
mGeometryTypeComboBox->addItem( QgsApplication::getThemeIcon( QStringLiteral( "/mIconLineLayer.svg" ) ), QgsWkbTypes::displayString( QgsWkbTypes::LineString ), QgsWkbTypes::LineString );
mGeometryTypeComboBox->addItem( QgsApplication::getThemeIcon( QStringLiteral( "/mIconPolygonLayer.svg" ) ), QgsWkbTypes::displayString( QgsWkbTypes::Polygon ), QgsWkbTypes::Polygon );
mGeometryTypeComboBox->addItem( QgsWkbTypes::displayString( QgsWkbTypes::GeometryCollection ), QgsWkbTypes::GeometryCollection );
mGeometryTypeComboBox->addItem( QgsApplication::getThemeIcon( QStringLiteral( "/mIconTableLayer.svg" ) ), tr( "No geometry" ), QgsWkbTypes::NoGeometry );
mGeometryTypeComboBox->setCurrentIndex( mGeometryTypeComboBox->findData( -1 ) );
mEncodingComboBox->addItems( QgsVectorDataProvider::availableEncodings() );
QString enc = settings.value( QStringLiteral( "UI/encoding" ), "System" ).toString();
int idx = mEncodingComboBox->findText( enc );
if ( idx < 0 )
{
mEncodingComboBox->insertItem( 0, enc );
idx = 0;
}
mCrsSelector->setCrs( mSelectedCrs );
mCrsSelector->setLayerCrs( mSelectedCrs );
mCrsSelector->setMessage( tr( "Select the coordinate reference system for the vector file. "
"The data points will be transformed from the layer coordinate reference system." ) );
mEncodingComboBox->setCurrentIndex( idx );
mFormatComboBox_currentIndexChanged( mFormatComboBox->currentIndex() );
//symbology export combo box
mSymbologyExportComboBox->addItem( tr( "No Symbology" ), QgsVectorFileWriter::NoSymbology );
mSymbologyExportComboBox->addItem( tr( "Feature Symbology" ), QgsVectorFileWriter::FeatureSymbology );
mSymbologyExportComboBox->addItem( tr( "Symbol Layer Symbology" ), QgsVectorFileWriter::SymbolLayerSymbology );
mSymbologyExportComboBox_currentIndexChanged( mSymbologyExportComboBox->currentText() );
// extent group box
mExtentGroupBox->setOutputCrs( mSelectedCrs );
mExtentGroupBox->setOriginalExtent( mLayerExtent, mSelectedCrs );
mExtentGroupBox->setOutputExtentFromOriginal();
mExtentGroupBox->setCheckable( true );
mExtentGroupBox->setChecked( false );
mExtentGroupBox->setCollapsed( true );
mFilename->setStorageMode( QgsFileWidget::SaveFile );
mFilename->setDialogTitle( tr( "Save Layer As" ) );
mFilename->setDefaultRoot( settings.value( QStringLiteral( "UI/lastVectorFileFilterDir" ), QDir::homePath() ).toString() );
mFilename->setConfirmOverwrite( false );
connect( mFilename, &QgsFileWidget::fileChanged, this, [ = ]( const QString & filePath )
{
QgsSettings settings;
QFileInfo tmplFileInfo( filePath );
settings.setValue( QStringLiteral( "UI/lastVectorFileFilterDir" ), tmplFileInfo.absolutePath() );
if ( !filePath.isEmpty() && leLayername->isEnabled() )
{
QFileInfo fileInfo( filePath );
leLayername->setText( fileInfo.baseName() );
}
mButtonBox->button( QDialogButtonBox::Ok )->setEnabled( !filePath.isEmpty() );
} );
}
QList<QPair<QLabel *, QWidget *> > QgsVectorLayerSaveAsDialog::createControls( const QMap<QString, QgsVectorFileWriter::Option *> &options )
{
QList<QPair<QLabel *, QWidget *> > controls;
QMap<QString, QgsVectorFileWriter::Option *>::ConstIterator it;
for ( it = options.constBegin(); it != options.constEnd(); ++it )
{
QgsVectorFileWriter::Option *option = it.value();
QLabel *label = new QLabel( it.key() );
QWidget *control = nullptr;
switch ( option->type )
{
case QgsVectorFileWriter::Int:
{
QgsVectorFileWriter::IntOption *opt = dynamic_cast<QgsVectorFileWriter::IntOption *>( option );
if ( opt )
{
QSpinBox *sb = new QSpinBox();
sb->setObjectName( it.key() );
sb->setValue( opt->defaultValue );
control = sb;
}
break;
}
case QgsVectorFileWriter::Set:
{
QgsVectorFileWriter::SetOption *opt = dynamic_cast<QgsVectorFileWriter::SetOption *>( option );
if ( opt )
{
QComboBox *cb = new QComboBox();
cb->setObjectName( it.key() );
for ( const QString &val : qgis::as_const( opt->values ) )
{
cb->addItem( val, val );
}
if ( opt->allowNone )
cb->addItem( tr( "<Default>" ), QVariant( QVariant::String ) );
int idx = cb->findText( opt->defaultValue );
if ( idx == -1 )
idx = cb->findData( QVariant( QVariant::String ) );
cb->setCurrentIndex( idx );
control = cb;
}
break;
}
case QgsVectorFileWriter::String:
{
QgsVectorFileWriter::StringOption *opt = dynamic_cast<QgsVectorFileWriter::StringOption *>( option );
if ( opt )
{
QLineEdit *le = new QLineEdit( opt->defaultValue );
le->setObjectName( it.key() );
control = le;
}
break;
}
case QgsVectorFileWriter::Hidden:
control = nullptr;
break;
}
if ( control )
{
// Pack the tooltip in some html element, so it gets linebreaks.
label->setToolTip( QStringLiteral( "<p>%1</p>" ).arg( option->docString ) );
control->setToolTip( QStringLiteral( "<p>%1</p>" ).arg( option->docString ) );
controls << QPair<QLabel *, QWidget *>( label, control );
}
}
return controls;
}
void QgsVectorLayerSaveAsDialog::accept()
{
if ( QFile::exists( filename() ) )
{
QgsVectorFileWriter::EditionCapabilities caps =
QgsVectorFileWriter::editionCapabilities( filename() );
bool layerExists = QgsVectorFileWriter::targetLayerExists( filename(),
layername() );
QMessageBox msgBox;
msgBox.setIcon( QMessageBox::Question );
msgBox.setWindowTitle( tr( "Save Vector Layer As" ) );
QPushButton *overwriteFileButton = msgBox.addButton( tr( "Overwrite File" ), QMessageBox::ActionRole );
QPushButton *overwriteLayerButton = msgBox.addButton( tr( "Overwrite Layer" ), QMessageBox::ActionRole );
QPushButton *appendToLayerButton = msgBox.addButton( tr( "Append to Layer" ), QMessageBox::ActionRole );
msgBox.setStandardButtons( QMessageBox::Cancel );
msgBox.setDefaultButton( QMessageBox::Cancel );
overwriteFileButton->hide();
overwriteLayerButton->hide();
appendToLayerButton->hide();
if ( layerExists )
{
if ( !( caps & QgsVectorFileWriter::CanAppendToExistingLayer ) &&
( caps & QgsVectorFileWriter::CanDeleteLayer ) &&
( caps & QgsVectorFileWriter::CanAddNewLayer ) )
{
msgBox.setText( tr( "The layer already exists. Do you want to overwrite the whole file or overwrite the layer?" ) );
overwriteFileButton->setVisible( true );
overwriteLayerButton->setVisible( true );
}
else if ( !( caps & QgsVectorFileWriter::CanAppendToExistingLayer ) )
{
msgBox.setText( tr( "The file already exists. Do you want to overwrite it?" ) );
overwriteFileButton->setVisible( true );
}
else if ( ( caps & QgsVectorFileWriter::CanDeleteLayer ) &&
( caps & QgsVectorFileWriter::CanAddNewLayer ) )
{
msgBox.setText( tr( "The layer already exists. Do you want to overwrite the whole file, overwrite the layer or append features to the layer?" ) );
appendToLayerButton->setVisible( true );
overwriteFileButton->setVisible( true );
overwriteLayerButton->setVisible( true );
}
else
{
msgBox.setText( tr( "The layer already exists. Do you want to overwrite the whole file or append features to the layer?" ) );
appendToLayerButton->setVisible( true );
overwriteFileButton->setVisible( true );
}
int ret = msgBox.exec();
if ( ret == QMessageBox::Cancel )
return;
if ( msgBox.clickedButton() == overwriteFileButton )
mActionOnExistingFile = QgsVectorFileWriter::CreateOrOverwriteFile;
else if ( msgBox.clickedButton() == overwriteLayerButton )
mActionOnExistingFile = QgsVectorFileWriter::CreateOrOverwriteLayer;
else if ( msgBox.clickedButton() == appendToLayerButton )
mActionOnExistingFile = QgsVectorFileWriter::AppendToLayerNoNewFields;
}
else // !layerExists
{
if ( ( caps & QgsVectorFileWriter::CanAddNewLayer ) )
{
mActionOnExistingFile = QgsVectorFileWriter::CreateOrOverwriteLayer;
}
else
{
// should not reach here, layer does not exist and cannot add new layer
if ( QMessageBox::question( this,
tr( "Save Vector Layer As" ),
tr( "The file already exists. Do you want to overwrite it?" ) ) == QMessageBox::NoButton )
{
return;
}
mActionOnExistingFile = QgsVectorFileWriter::CreateOrOverwriteFile;
}
}
}
if ( mActionOnExistingFile == QgsVectorFileWriter::AppendToLayerNoNewFields )
{
if ( QgsVectorFileWriter::areThereNewFieldsToCreate( filename(), layername(), mLayer, selectedAttributes() ) )
{
if ( QMessageBox::question( this,
tr( "Save Vector Layer As" ),
tr( "The existing layer has additional fields. Do you want to add the missing fields to the layer?" ) ) == QMessageBox::Yes )
{
mActionOnExistingFile = QgsVectorFileWriter::AppendToLayerAddFields;
}
}
}
else if ( mActionOnExistingFile == QgsVectorFileWriter::CreateOrOverwriteFile && QFile::exists( filename() ) )
{
try
{
const QList<QgsOgrDbLayerInfo *> subLayers = QgsOgrLayerItem::subLayers( filename(), format() );
QStringList layerList;
for ( const QgsOgrDbLayerInfo *layer : subLayers )
{
layerList.append( layer->name() );
}
qDeleteAll( subLayers );
if ( layerList.length() > 1 )
{
layerList.sort( Qt::CaseInsensitive );
QMessageBox msgBox;
msgBox.setIcon( QMessageBox::Warning );
msgBox.setWindowTitle( tr( "Overwrite File" ) );
msgBox.setText( tr( "This file contains %1 layers that will be lost!\n" ).arg( QString::number( layerList.length() ) ) );
msgBox.setDetailedText( tr( "The following layers will be permanently lost:\n\n%1" ).arg( layerList.join( "\n" ) ) );
msgBox.setStandardButtons( QMessageBox::Ok | QMessageBox::Cancel );
if ( msgBox.exec() == QMessageBox::Cancel )
return;
}
}
catch ( QgsOgrLayerNotValidException &ex )
{
QMessageBox::critical( this,
tr( "Save Vector Layer As" ),
tr( "Error opening destination file: %1" ).arg( ex.what() ) );
return;
}
}
QgsSettings settings;
settings.setValue( QStringLiteral( "UI/lastVectorFileFilterDir" ), QFileInfo( filename() ).absolutePath() );
settings.setValue( QStringLiteral( "UI/lastVectorFormat" ), format() );
settings.setValue( QStringLiteral( "UI/encoding" ), encoding() );
QDialog::accept();
}
void QgsVectorLayerSaveAsDialog::mFormatComboBox_currentIndexChanged( int idx )
{
Q_UNUSED( idx )
mFilename->setEnabled( true );
mFilename->setFilter( QgsVectorFileWriter::filterForDriver( format() ) );
// if output filename already defined we need to replace old suffix
// to avoid double extensions like .gpkg.shp
if ( !mFilename->filePath().isEmpty() )
{
QRegularExpression rx( "\\.(.*?)[\\s]" );
QString ext;
ext = rx.match( QgsVectorFileWriter::filterForDriver( format() ) ).captured( 1 );
if ( !ext.isEmpty() )
{
QFileInfo fi( mFilename->filePath() );
mFilename->setFilePath( QStringLiteral( "%1/%2.%3" ).arg( fi.path() ).arg( fi.baseName() ).arg( ext ) );
}
}
bool selectAllFields = true;
// Is it a format for which fields that have attached widgets of types
// ValueMap, ValueRelation, etc. should be by default exported with their displayed
// values
bool isFormatForFieldsAsDisplayedValues = false;
const QString sFormat( format() );
if ( sFormat == QLatin1String( "DXF" ) || sFormat == QLatin1String( "DGN" ) )
{
mAttributesSelection->setVisible( false );
selectAllFields = false;
}
else
{
if ( mOptions & Fields )
{
mAttributesSelection->setVisible( true );
isFormatForFieldsAsDisplayedValues = ( sFormat == QLatin1String( "CSV" ) ||
sFormat == QLatin1String( "XLS" ) ||
sFormat == QLatin1String( "XLSX" ) ||
sFormat == QLatin1String( "ODS" ) );
}
}
// Show symbology options only for some formats
if ( QgsVectorFileWriter::supportsFeatureStyles( sFormat ) && ( mOptions & Symbology ) )
{
mSymbologyExportLabel->setVisible( true );
mSymbologyExportComboBox->setVisible( true );
mScaleLabel->setVisible( true );
mScaleWidget->setVisible( true );
}
else
{
mSymbologyExportLabel->hide();
mSymbologyExportComboBox->hide();
mScaleLabel->hide();
mScaleWidget->hide();
}
leLayername->setEnabled( sFormat == QLatin1String( "KML" ) ||
sFormat == QLatin1String( "GPKG" ) ||
sFormat == QLatin1String( "XLSX" ) ||
sFormat == QLatin1String( "ODS" ) ||
sFormat == QLatin1String( "FileGDB" ) ||
sFormat == QLatin1String( "SQLite" ) ||
sFormat == QLatin1String( "SpatiaLite" ) );
if ( !leLayername->isEnabled() )
leLayername->setText( QString() );
else if ( leLayername->text().isEmpty() &&
!mFilename->filePath().isEmpty() )
{
QString layerName = QFileInfo( mFilename->filePath() ).baseName();
leLayername->setText( layerName );
}
if ( mLayer )
{
mAttributeTable->setRowCount( mLayer->fields().count() );
bool foundFieldThatCanBeExportedAsDisplayedValue = false;
for ( int i = 0; i < mLayer->fields().size(); ++i )
{
const QgsEditorWidgetSetup setup = QgsGui::editorWidgetRegistry()->findBest( mLayer, mLayer->fields()[i].name() );
if ( setup.type() != QLatin1String( "TextEdit" ) &&
QgsGui::editorWidgetRegistry()->factory( setup.type() ) )
{
foundFieldThatCanBeExportedAsDisplayedValue = true;
break;
}
}
if ( foundFieldThatCanBeExportedAsDisplayedValue )
{
mAttributeTable->setColumnCount( 3 );
mAttributeTable->setHorizontalHeaderLabels( QStringList() << tr( "Name" ) << tr( "Type" ) << tr( "Replace with displayed values" ) );
}
else
{
mAttributeTable->setColumnCount( 2 );
mAttributeTable->setHorizontalHeaderLabels( QStringList() << tr( "Name" ) << tr( "Type" ) );
}
mAttributeTableItemChangedSlotEnabled = false;
bool checkReplaceRawFieldValues = selectAllFields && isFormatForFieldsAsDisplayedValues;
for ( int i = 0; i < mLayer->fields().size(); ++i )
{
QgsField fld = mLayer->fields().at( i );
Qt::ItemFlags flags = mLayer->providerType() != QLatin1String( "oracle" ) || !fld.typeName().contains( QLatin1String( "SDO_GEOMETRY" ) ) ? Qt::ItemIsEnabled : Qt::NoItemFlags;
QTableWidgetItem *item = nullptr;
item = new QTableWidgetItem( fld.name() );
item->setFlags( flags | Qt::ItemIsUserCheckable );
item->setCheckState( ( selectAllFields ) ? Qt::Checked : Qt::Unchecked );
mAttributeTable->setItem( i, COLUMN_IDX_NAME, item );
item = new QTableWidgetItem( fld.typeName() );
item->setFlags( flags );
mAttributeTable->setItem( i, COLUMN_IDX_TYPE, item );
if ( foundFieldThatCanBeExportedAsDisplayedValue )
{
const QgsEditorWidgetSetup setup = QgsGui::editorWidgetRegistry()->findBest( mLayer, mLayer->fields()[i].name() );
QgsEditorWidgetFactory *factory = nullptr;
const QString widgetId( setup.type() );
if ( flags == Qt::ItemIsEnabled &&
widgetId != QLatin1String( "TextEdit" ) &&
( factory = QgsGui::editorWidgetRegistry()->factory( widgetId ) ) )
{
item = new QTableWidgetItem( tr( "Use %1" ).arg( factory->name() ) );
item->setFlags( ( selectAllFields ) ? ( Qt::ItemIsEnabled | Qt::ItemIsUserCheckable ) : Qt::ItemIsUserCheckable );
const bool checkItem = ( selectAllFields && isFormatForFieldsAsDisplayedValues &&
( widgetId == QLatin1String( "ValueMap" ) ||
widgetId == QLatin1String( "ValueRelation" ) ||
widgetId == QLatin1String( "CheckBox" ) ||
widgetId == QLatin1String( "RelationReference" ) ) );
checkReplaceRawFieldValues &= checkItem;
item->setCheckState( checkItem ?
Qt::Checked : Qt::Unchecked );
mAttributeTable->setItem( i, COLUMN_IDX_EXPORT_AS_DISPLAYED_VALUE, item );
}
else
{
item = new QTableWidgetItem();
item->setFlags( Qt::NoItemFlags );
mAttributeTable->setItem( i, COLUMN_IDX_EXPORT_AS_DISPLAYED_VALUE, item );
}
}
}
mAttributeTableItemChangedSlotEnabled = true;
mReplaceRawFieldValuesStateChangedSlotEnabled = false;
mReplaceRawFieldValues->setChecked( checkReplaceRawFieldValues );
mReplaceRawFieldValuesStateChangedSlotEnabled = true;
mReplaceRawFieldValues->setEnabled( selectAllFields );
mReplaceRawFieldValues->setVisible( foundFieldThatCanBeExportedAsDisplayedValue );
mAttributeTable->resizeColumnsToContents();
}
QgsVectorFileWriter::MetaData driverMetaData;
while ( mDatasourceOptionsGroupBox->layout()->count() )
{
QLayoutItem *item = mDatasourceOptionsGroupBox->layout()->takeAt( 0 );
delete item->widget();
delete item;
}
while ( mLayerOptionsGroupBox->layout()->count() )
{
QLayoutItem *item = mLayerOptionsGroupBox->layout()->takeAt( 0 );
delete item->widget();
delete item;
}
// workaround so the Q_FOREACH macro does not get confused by the ','
typedef QPair<QLabel *, QWidget *> LabelControlPair;
if ( QgsVectorFileWriter::driverMetadata( format(), driverMetaData ) )
{
if ( !driverMetaData.driverOptions.empty() )
{
mDatasourceOptionsGroupBox->setVisible( true );
QList<QPair<QLabel *, QWidget *> > controls = createControls( driverMetaData.driverOptions );
QFormLayout *datasourceLayout = dynamic_cast<QFormLayout *>( mDatasourceOptionsGroupBox->layout() );
const auto constControls = controls;
for ( LabelControlPair control : constControls )
{
datasourceLayout->addRow( control.first, control.second );
}
}
else
{
mDatasourceOptionsGroupBox->setVisible( false );
}
if ( !driverMetaData.layerOptions.empty() )
{
mLayerOptionsGroupBox->setVisible( true );
QList<QPair<QLabel *, QWidget *> > controls = createControls( driverMetaData.layerOptions );
QFormLayout *layerOptionsLayout = dynamic_cast<QFormLayout *>( mLayerOptionsGroupBox->layout() );
const auto constControls = controls;
for ( LabelControlPair control : constControls )
{
layerOptionsLayout->addRow( control.first, control.second );
}
}
else
{
mLayerOptionsGroupBox->setVisible( false );
}
if ( driverMetaData.compulsoryEncoding.isEmpty() )
{
mEncodingComboBox->setEnabled( true );
}
else
{
int idx = mEncodingComboBox->findText( driverMetaData.compulsoryEncoding );
if ( idx >= 0 )
{
mEncodingComboBox->setCurrentIndex( idx );
mEncodingComboBox->setDisabled( true );
}
else
{
mEncodingComboBox->setEnabled( true );
}
}
}
else
{
mEncodingComboBox->setEnabled( true );
}
GDALDriverH hDriver = GDALGetDriverByName( format().toUtf8().constData() );
if ( hDriver )
{
mAddToCanvas->setEnabled( GDALGetMetadataItem( hDriver, GDAL_DCAP_OPEN, nullptr ) != nullptr );
}
}
void QgsVectorLayerSaveAsDialog::mReplaceRawFieldValues_stateChanged( int )
{
if ( !mReplaceRawFieldValuesStateChangedSlotEnabled )
return;
if ( mAttributeTable->columnCount() != 3 )
return;
mReplaceRawFieldValuesStateChangedSlotEnabled = false;
mAttributeTableItemChangedSlotEnabled = false;
if ( mReplaceRawFieldValues->checkState() != Qt::PartiallyChecked )
{
for ( int i = 0; i < mAttributeTable->rowCount(); i++ )
{
if ( mAttributeTable->item( i, COLUMN_IDX_NAME )->checkState() == Qt::Checked &&
mAttributeTable->item( i, COLUMN_IDX_EXPORT_AS_DISPLAYED_VALUE ) &&
mAttributeTable->item( i, COLUMN_IDX_EXPORT_AS_DISPLAYED_VALUE )->flags() & Qt::ItemIsEnabled )
{
mAttributeTable->item( i, COLUMN_IDX_EXPORT_AS_DISPLAYED_VALUE )->setCheckState( mReplaceRawFieldValues->checkState() );
}
}
}
mReplaceRawFieldValues->setTristate( false );
mAttributeTableItemChangedSlotEnabled = true;
mReplaceRawFieldValuesStateChangedSlotEnabled = true;
}
void QgsVectorLayerSaveAsDialog::mAttributeTable_itemChanged( QTableWidgetItem *item )
{
if ( !mAttributeTableItemChangedSlotEnabled )
return;
mReplaceRawFieldValuesStateChangedSlotEnabled = false;
mAttributeTableItemChangedSlotEnabled = false;
int row = item->row();
int column = item->column();
if ( column == COLUMN_IDX_NAME &&
mAttributeTable->item( row, column )->checkState() == Qt::Unchecked &&
mAttributeTable->columnCount() == 3 &&
mAttributeTable->item( row, COLUMN_IDX_EXPORT_AS_DISPLAYED_VALUE ) &&
( mAttributeTable->item( row, COLUMN_IDX_EXPORT_AS_DISPLAYED_VALUE )->flags() & Qt::ItemIsUserCheckable ) )
{
mAttributeTable->item( row, COLUMN_IDX_EXPORT_AS_DISPLAYED_VALUE )->setCheckState( Qt::Unchecked );
mAttributeTable->item( row, COLUMN_IDX_EXPORT_AS_DISPLAYED_VALUE )->setFlags( Qt::ItemIsUserCheckable );
bool checkBoxEnabled = false;
for ( int i = 0; i < mAttributeTable->rowCount(); i++ )
{
if ( mAttributeTable->item( i, COLUMN_IDX_EXPORT_AS_DISPLAYED_VALUE ) &&
mAttributeTable->item( i, COLUMN_IDX_EXPORT_AS_DISPLAYED_VALUE )->flags() & Qt::ItemIsEnabled )
{
checkBoxEnabled = true;
break;
}
}
mReplaceRawFieldValues->setEnabled( checkBoxEnabled );
if ( !checkBoxEnabled )
mReplaceRawFieldValues->setCheckState( Qt::Unchecked );
}
else if ( column == COLUMN_IDX_NAME &&
mAttributeTable->item( row, column )->checkState() == Qt::Checked &&
mAttributeTable->columnCount() == 3 &&
mAttributeTable->item( row, COLUMN_IDX_EXPORT_AS_DISPLAYED_VALUE ) &&
( mAttributeTable->item( row, COLUMN_IDX_EXPORT_AS_DISPLAYED_VALUE )->flags() & Qt::ItemIsUserCheckable ) )
{
mAttributeTable->item( row, COLUMN_IDX_EXPORT_AS_DISPLAYED_VALUE )->setFlags( Qt::ItemIsUserCheckable | Qt::ItemIsEnabled );
mReplaceRawFieldValues->setEnabled( true );
}
else if ( column == COLUMN_IDX_EXPORT_AS_DISPLAYED_VALUE &&
( mAttributeTable->item( row, column )->flags() & Qt::ItemIsUserCheckable ) )
{
bool allChecked = true;
bool allUnchecked = true;
for ( int i = 0; i < mAttributeTable->rowCount(); i++ )
{
if ( mAttributeTable->item( i, COLUMN_IDX_EXPORT_AS_DISPLAYED_VALUE ) &&
mAttributeTable->item( i, COLUMN_IDX_EXPORT_AS_DISPLAYED_VALUE )->flags() & Qt::ItemIsEnabled )
{
if ( mAttributeTable->item( i, COLUMN_IDX_EXPORT_AS_DISPLAYED_VALUE )->checkState() == Qt::Unchecked )
allChecked = false;
else
allUnchecked = false;
}
}
mReplaceRawFieldValues->setCheckState( ( !allChecked && !allUnchecked ) ? Qt::PartiallyChecked : ( allChecked ) ? Qt::Checked : Qt::Unchecked );
}
mAttributeTableItemChangedSlotEnabled = true;
mReplaceRawFieldValuesStateChangedSlotEnabled = true;
}
void QgsVectorLayerSaveAsDialog::mCrsSelector_crsChanged( const QgsCoordinateReferenceSystem &crs )
{
mSelectedCrs = crs;
mExtentGroupBox->setOutputCrs( mSelectedCrs );
}
QString QgsVectorLayerSaveAsDialog::filename() const
{
return mFilename->filePath();
}
QString QgsVectorLayerSaveAsDialog::layername() const
{
return leLayername->text();
}
QString QgsVectorLayerSaveAsDialog::encoding() const
{
return mEncodingComboBox->currentText();
}
QString QgsVectorLayerSaveAsDialog::format() const
{
return mFormatComboBox->currentData().toString();
}
long QgsVectorLayerSaveAsDialog::crs() const
{
return mSelectedCrs.srsid();
}
QgsCoordinateReferenceSystem QgsVectorLayerSaveAsDialog::crsObject() const
{
return mSelectedCrs;
}
QStringList QgsVectorLayerSaveAsDialog::datasourceOptions() const
{
QStringList options;
QgsVectorFileWriter::MetaData driverMetaData;
if ( QgsVectorFileWriter::driverMetadata( format(), driverMetaData ) )
{
QMap<QString, QgsVectorFileWriter::Option *>::ConstIterator it;
for ( it = driverMetaData.driverOptions.constBegin(); it != driverMetaData.driverOptions.constEnd(); ++it )
{
switch ( it.value()->type )
{
case QgsVectorFileWriter::Int:
{
QgsVectorFileWriter::IntOption *opt = dynamic_cast<QgsVectorFileWriter::IntOption *>( *it );
QSpinBox *sb = mDatasourceOptionsGroupBox->findChild<QSpinBox *>( it.key() );
if ( opt && sb && sb->value() != opt->defaultValue )
options << QStringLiteral( "%1=%2" ).arg( it.key() ).arg( sb->value() );
break;
}
case QgsVectorFileWriter::Set:
{
QgsVectorFileWriter::SetOption *opt = dynamic_cast<QgsVectorFileWriter::SetOption *>( *it );
QComboBox *cb = mDatasourceOptionsGroupBox->findChild<QComboBox *>( it.key() );
if ( opt && cb && cb->itemData( cb->currentIndex() ) != opt->defaultValue )
options << QStringLiteral( "%1=%2" ).arg( it.key(), cb->currentText() );
break;
}
case QgsVectorFileWriter::String:
{
QgsVectorFileWriter::StringOption *opt = dynamic_cast<QgsVectorFileWriter::StringOption *>( *it );
QLineEdit *le = mDatasourceOptionsGroupBox->findChild<QLineEdit *>( it.key() );
if ( opt && le && le->text() != opt->defaultValue )
options << QStringLiteral( "%1=%2" ).arg( it.key(), le->text() );
break;
}
case QgsVectorFileWriter::Hidden:
{
QgsVectorFileWriter::HiddenOption *opt =
dynamic_cast<QgsVectorFileWriter::HiddenOption *>( it.value() );
options << QStringLiteral( "%1=%2" ).arg( it.key(), opt->mValue );
break;
}
}
}
}
QString plainText = mOgrDatasourceOptions->toPlainText().trimmed();
if ( !plainText.isEmpty() )
options += plainText.split( '\n' );
return options;
}
QStringList QgsVectorLayerSaveAsDialog::layerOptions() const
{
QStringList options;
QgsVectorFileWriter::MetaData driverMetaData;
if ( QgsVectorFileWriter::driverMetadata( format(), driverMetaData ) )
{
QMap<QString, QgsVectorFileWriter::Option *>::ConstIterator it;
for ( it = driverMetaData.layerOptions.constBegin(); it != driverMetaData.layerOptions.constEnd(); ++it )
{
switch ( it.value()->type )
{
case QgsVectorFileWriter::Int:
{
QgsVectorFileWriter::IntOption *opt = dynamic_cast<QgsVectorFileWriter::IntOption *>( *it );
QSpinBox *sb = mLayerOptionsGroupBox->findChild<QSpinBox *>( it.key() );
if ( opt && sb && sb->value() != opt->defaultValue )
options << QStringLiteral( "%1=%2" ).arg( it.key() ).arg( sb->value() );
break;
}
case QgsVectorFileWriter::Set:
{
QgsVectorFileWriter::SetOption *opt = dynamic_cast<QgsVectorFileWriter::SetOption *>( *it );
QComboBox *cb = mLayerOptionsGroupBox->findChild<QComboBox *>( it.key() );
if ( opt && cb && cb->itemData( cb->currentIndex() ) != opt->defaultValue )
options << QStringLiteral( "%1=%2" ).arg( it.key(), cb->currentText() );
break;
}
case QgsVectorFileWriter::String:
{
QgsVectorFileWriter::StringOption *opt = dynamic_cast<QgsVectorFileWriter::StringOption *>( *it );
QLineEdit *le = mLayerOptionsGroupBox->findChild<QLineEdit *>( it.key() );
if ( opt && le && le->text() != opt->defaultValue )
options << QStringLiteral( "%1=%2" ).arg( it.key(), le->text() );
break;
}
case QgsVectorFileWriter::Hidden:
{
QgsVectorFileWriter::HiddenOption *opt =
dynamic_cast<QgsVectorFileWriter::HiddenOption *>( it.value() );
options << QStringLiteral( "%1=%2" ).arg( it.key(), opt->mValue );
break;
}
}
}
}
QString plainText = mOgrLayerOptions->toPlainText().trimmed();
if ( !plainText.isEmpty() )
options += plainText.split( '\n' );
return options;
}
QgsAttributeList QgsVectorLayerSaveAsDialog::selectedAttributes() const
{
QgsAttributeList attributes;
for ( int i = 0; i < mAttributeTable->rowCount(); i++ )
{
if ( mAttributeTable->item( i, COLUMN_IDX_NAME )->checkState() == Qt::Checked )
{
attributes.append( i );
}
}
return attributes;
}
QgsAttributeList QgsVectorLayerSaveAsDialog::attributesAsDisplayedValues() const
{
QgsAttributeList attributes;
for ( int i = 0; i < mAttributeTable->rowCount(); i++ )
{
if ( mAttributeTable->item( i, COLUMN_IDX_NAME )->checkState() == Qt::Checked &&
mAttributeTable->columnCount() == 3 &&
mAttributeTable->item( i, COLUMN_IDX_EXPORT_AS_DISPLAYED_VALUE )->checkState() == Qt::Checked )
{
attributes.append( i );
}
}
return attributes;
}
bool QgsVectorLayerSaveAsDialog::addToCanvas() const
{
return mAddToCanvas->isChecked() && mAddToCanvas->isEnabled();
}
void QgsVectorLayerSaveAsDialog::setAddToCanvas( bool enabled )
{
mAddToCanvas->setChecked( enabled );
}
int QgsVectorLayerSaveAsDialog::symbologyExport() const
{
return mSymbologyExportComboBox->currentData().toInt();
}
double QgsVectorLayerSaveAsDialog::scale() const
{
return mScaleWidget->scale();
}
void QgsVectorLayerSaveAsDialog::setMapCanvas( QgsMapCanvas *canvas )
{
mMapCanvas = canvas;
mScaleWidget->setMapCanvas( canvas );
mScaleWidget->setShowCurrentScaleButton( true );
mExtentGroupBox->setCurrentExtent( canvas->mapSettings().visibleExtent(), canvas->mapSettings().destinationCrs() );
}
bool QgsVectorLayerSaveAsDialog::hasFilterExtent() const
{
return mExtentGroupBox->isChecked();
}
QgsRectangle QgsVectorLayerSaveAsDialog::filterExtent() const
{
return mExtentGroupBox->outputExtent();
}
void QgsVectorLayerSaveAsDialog::setOnlySelected( bool onlySelected )
{
mSelectedOnly->setChecked( onlySelected );
}
bool QgsVectorLayerSaveAsDialog::onlySelected() const
{
return mSelectedOnly->isChecked();
}
QgsWkbTypes::Type QgsVectorLayerSaveAsDialog::geometryType() const
{
int currentIndexData = mGeometryTypeComboBox->currentData().toInt();
if ( currentIndexData == -1 )
{
//automatic
return QgsWkbTypes::Unknown;
}
return static_cast< QgsWkbTypes::Type >( currentIndexData );
}
bool QgsVectorLayerSaveAsDialog::automaticGeometryType() const
{
int currentIndexData = mGeometryTypeComboBox->currentData().toInt();
return currentIndexData == -1;
}
bool QgsVectorLayerSaveAsDialog::forceMulti() const
{
return mForceMultiCheckBox->isChecked();
}
void QgsVectorLayerSaveAsDialog::setForceMulti( bool checked )
{
mForceMultiCheckBox->setChecked( checked );
}
bool QgsVectorLayerSaveAsDialog::includeZ() const
{
return mIncludeZCheckBox->isChecked();