/
qgisapp.cpp
17371 lines (15070 loc) · 637 KB
/
qgisapp.cpp
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/***************************************************************************
qgisapp.cpp - description
-------------------
begin : Sat Jun 22 2002
copyright : (C) 2002 by Gary E.Sherman
email : sherman at mrcc.com
Romans 3:23=>Romans 6:23=>Romans 10:9,10=>Romans 12
***************************************************************************/
/***************************************************************************
* *
* 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 <QObject>
#include <QAction>
#include <QApplication>
#include <QBitmap>
#include <QCheckBox>
#include <QClipboard>
#include <QColor>
#include <QCursor>
#include <QDesktopServices>
#include <QDesktopWidget>
#include <QDialog>
#include <QDialogButtonBox>
#include <QDir>
#include <QEvent>
#include <QUrlQuery>
#include <QFile>
#include <QFileInfo>
#include <QImageWriter>
#include <QInputDialog>
#include <QKeyEvent>
#include <QLabel>
#include <QLibrary>
#include <QMenu>
#include <QMenuBar>
#include <QMessageBox>
#include <QPainter>
#include <QPictureIO>
#include <QPixmap>
#include <QPoint>
#include <QPrinter>
#include <QProcess>
#include <QProgressBar>
#include <QProgressDialog>
#include <QRegExp>
#include <QRegExpValidator>
#include <QScreen>
#include <QShortcut>
#include <QSpinBox>
#include <QSplashScreen>
#include <QUrl>
#include <QRegularExpression>
#ifndef QT_NO_SSL
#include <QSslConfiguration>
#endif
#include <QStatusBar>
#include <QStringList>
#include <QSysInfo>
#include <QTcpSocket>
#include <QTextStream>
#include <QtGlobal>
#include <QThread>
#include <QTimer>
#include <QToolButton>
#include <QUuid>
#include <QVBoxLayout>
#include <QWhatsThis>
#include <QWidgetAction>
#include <mutex>
#include "qgssettingsregistrycore.h"
#include "qgsnetworkaccessmanager.h"
#include "qgsrelationmanager.h"
#include "qgsapplication.h"
#include "qgslayerstylingwidget.h"
#include "qgsdevtoolspanelwidget.h"
#include "qgstaskmanager.h"
#include "qgsweakrelation.h"
#include "qgsziputils.h"
#include "qgsbrowserguimodel.h"
#include "qgsvectorlayerjoinbuffer.h"
#include "qgsgeometryvalidationservice.h"
#include "qgssourceselectproviderregistry.h"
#include "qgssourceselectprovider.h"
#include "qgsprovidermetadata.h"
#include "qgsfixattributedialog.h"
#include "qgsprojecttimesettings.h"
#include "qgsmaplayertemporalproperties.h"
#include "qgsmeshlayertemporalproperties.h"
#include "qgsvectorlayersavestyledialog.h"
#include "maptools/qgsappmaptools.h"
#include "qgsexpressioncontextutils.h"
#include "qgsanalysis.h"
#include "qgsgeometrycheckregistry.h"
#include "options/qgscodeeditoroptions.h"
#ifdef HAVE_3D
#include "qgs3d.h"
#include "qgs3danimationsettings.h"
#include "qgs3danimationwidget.h"
#include "qgs3dmapcanvasdockwidget.h"
#include "qgs3dmapcanvas.h"
#include "qgs3dmapsettings.h"
#include "qgscameracontroller.h"
#include "qgsflatterraingenerator.h"
#include "qgslayoutitem3dmap.h"
#include "processing/qgs3dalgorithms.h"
#include "qgs3dmaptoolmeasureline.h"
#include "qgs3dsymbolregistry.h"
#include "layout/qgslayout3dmapwidget.h"
#include "layout/qgslayoutviewrubberband.h"
#include "qgsvectorlayer3drendererwidget.h"
#include "qgsmeshlayer3drendererwidget.h"
#include "qgspointcloudlayer3drendererwidget.h"
#include "qgs3dapputils.h"
#include "qgs3doptions.h"
#endif
#ifdef HAVE_GEOREFERENCER
#include "georeferencer/qgsgeorefmainwindow.h"
#endif
#include "qgsgui.h"
#include "qgsnative.h"
#include "qgsdatasourceselectdialog.h"
#ifdef HAVE_OPENCL
#include "qgsopenclutils.h"
#endif
#include <QNetworkReply>
#include <QNetworkProxy>
#include <QAuthenticator>
Q_GUI_EXPORT extern int qt_defaultDpiX();
//
// Mac OS X Includes
// Must include before GEOS 3 due to unqualified use of 'Point'
//
#ifdef Q_OS_MACX
#include <ApplicationServices/ApplicationServices.h>
#include "qgsmacnative.h"
// check macro breaks QItemDelegate
#ifdef check
#undef check
#endif
#endif
//
// QGIS Specific Includes
//
#include "qgscrashhandler.h"
#include "qgisapp.h"
#include "qgisappinterface.h"
#include "qgisappstylesheet.h"
#include "qgis.h"
#include "qgisplugin.h"
#include "qgsabout.h"
#include "qgsabstractmaptoolhandler.h"
#include "qgsalignrasterdialog.h"
#include "qgsappauthrequesthandler.h"
#include "qgsappbrowserproviders.h"
#include "qgsapplayertreeviewmenuprovider.h"
#include "qgsapplication.h"
#include "qgsappsslerrorhandler.h"
#include "qgsactionmanager.h"
#include "qgsannotationmanager.h"
#include "qgsannotationregistry.h"
#include "qgsattributetabledialog.h"
#include "qgsattributedialog.h"
#include "qgsauthmanager.h"
#include "qgsauthguiutils.h"
#ifndef QT_NO_SSL
#include "qgsauthcertutils.h"
#include "qgsauthsslerrorsdialog.h"
#endif
#include "qgsappscreenshots.h"
#include "qgsapplicationexitblockerinterface.h"
#include "qgsbookmarks.h"
#include "qgsbookmarkeditordialog.h"
#include "qgsbrowserdockwidget.h"
#include "qgsadvanceddigitizingdockwidget.h"
#include "qgsclipboard.h"
#include "qgsconfigureshortcutsdialog.h"
#include "qgscoordinatetransform.h"
#include "qgscoordinateutils.h"
#include "qgscredentialdialog.h"
#include "qgscustomdrophandler.h"
#include "qgscustomprojectopenhandler.h"
#include "qgscustomization.h"
#include "qgscustomlayerorderwidget.h"
#include "qgscustomprojectiondialog.h"
#include "qgsdataitemproviderregistry.h"
#include "qgsdataitemguiproviderregistry.h"
#include "qgsdatasourceuri.h"
#include "qgsdatumtransformdialog.h"
#include "qgsdoublespinbox.h"
#include "qgsdockwidget.h"
#include "qgsdxfexport.h"
#include "qgsdxfexportdialog.h"
#include "qgsdwgimportdialog.h"
#include "qgsdecorationtitle.h"
#include "qgsdecorationcopyright.h"
#include "qgsdecorationimage.h"
#include "qgsdecorationnortharrow.h"
#include "qgsdecorationscalebar.h"
#include "qgsdecorationgrid.h"
#include "qgsdecorationlayoutextent.h"
#include "qgsencodingfiledialog.h"
#include "qgserror.h"
#include "qgserrordialog.h"
#include "qgseventtracing.h"
#include "qgsexception.h"
#include "qgsexpressionselectiondialog.h"
#include "qgsfeature.h"
#include "qgsfieldcalculator.h"
#include "qgsfieldformatter.h"
#include "qgsfieldformatterregistry.h"
#include "qgsfileutils.h"
#include "qgsformannotation.h"
#include "qgsgeos.h"
#include "qgsguiutils.h"
#include "qgshtmlannotation.h"
#include "qgsprojectionselectiondialog.h"
#include "qgsgpsinformationwidget.h"
#include "qgsguivectorlayertools.h"
#include "qgslabelingwidget.h"
#include "qgsdiagramproperties.h"
#include "qgslayerdefinition.h"
#include "qgslayertree.h"
#include "qgslayertreemapcanvasbridge.h"
#include "qgslayertreemodel.h"
#include "qgslayertreemodellegendnode.h"
#include "qgslayertreeregistrybridge.h"
#include "qgslayertreeutils.h"
#include "qgslayertreeview.h"
#include "qgslayertreeviewdefaultactions.h"
#include "qgslayertreeviewembeddedindicator.h"
#include "qgslayertreeviewfilterindicator.h"
#include "qgslayertreeviewlowaccuracyindicator.h"
#include "qgslayertreeviewmemoryindicator.h"
#include "qgslayertreeviewbadlayerindicator.h"
#include "qgslayertreeviewnonremovableindicator.h"
#include "qgslayertreeviewnotesindicator.h"
#include "qgslayertreeviewnocrsindicator.h"
#include "qgslayertreeviewtemporalindicator.h"
#include "qgslayertreeviewofflineindicator.h"
#include "qgslayout.h"
#include "qgslayoutatlas.h"
#include "qgslayoutcustomdrophandler.h"
#include "qgslayoutdesignerdialog.h"
#include "qgslayoutitemguiregistry.h"
#include "qgslayoutmanager.h"
#include "qgslayoutqptdrophandler.h"
#include "qgslayoutimagedrophandler.h"
#include "qgslayoutguiutils.h"
#include "qgslocatorwidget.h"
#include "qgslocator.h"
#include "qgsactionlocatorfilter.h"
#include "qgsactivelayerfeatureslocatorfilter.h"
#include "qgsalllayersfeatureslocatorfilter.h"
#include "qgsbookmarklocatorfilter.h"
#include "qgsexpressioncalculatorlocatorfilter.h"
#include "qgsgotolocatorfilter.h"
#include "qgslayertreelocatorfilter.h"
#include "qgslayoutlocatorfilter.h"
#include "qgsnominatimlocatorfilter.h"
#include "qgssettingslocatorfilter.h"
#include "qgsgeocoderlocatorfilter.h"
#include "qgsnominatimgeocoder.h"
#include "qgslogger.h"
#include "qgsmapcanvas.h"
#include "qgsmapcanvasdockwidget.h"
#include "qgsmapcanvassnappingutils.h"
#include "qgsmapcanvastracer.h"
#include "qgsmaplayer.h"
#include "qgsmaplayerstyleguiutils.h"
#include "qgsmapoverviewcanvas.h"
#include "qgsmapsettings.h"
#include "qgsmaptip.h"
#include "qgsmbtiles.h"
#include "qgsmenuheader.h"
#include "qgsmergeattributesdialog.h"
#include "qgsmessageviewer.h"
#include "qgsmessagebar.h"
#include "qgsmessagebaritem.h"
#include "qgsmeshlayer.h"
#include "qgsmeshlayerproperties.h"
#include "qgspointcloudlayer.h"
#include "qgsmemoryproviderutils.h"
#include "qgsmimedatautils.h"
#include "qgsmessagelog.h"
#include "qgsmultibandcolorrenderer.h"
#include "qgsnative.h"
#include "qgsnativealgorithms.h"
#include "qgsnewvectorlayerdialog.h"
#include "qgsnewmemorylayerdialog.h"
#include "options/qgsoptions.h"
#include "qgspluginlayer.h"
#include "qgspluginlayerregistry.h"
#include "qgspluginmanager.h"
#include "qgspluginregistry.h"
#include "qgspointxy.h"
#include "qgspuzzlewidget.h"
#include "qgsruntimeprofiler.h"
#include "qgshandlebadlayers.h"
#include "qgsprintlayout.h"
#include "qgsprocessingregistry.h"
#include "qgsprojutils.h"
#include "qgsproject.h"
#include "qgsprojectlayergroupdialog.h"
#include "qgsprojectproperties.h"
#include "qgsprojectstorage.h"
#include "qgsprojectstorageguiprovider.h"
#include "qgsprojectstorageguiregistry.h"
#include "qgsprojectstorageregistry.h"
#include "qgsproviderregistry.h"
#include "qgsproviderguiregistry.h"
#include "qgspythonrunner.h"
#include "qgsproxyprogresstask.h"
#include "qgsquerybuilder.h"
#include "qgsrastercalcdialog.h"
#include "qgsmeshcalculatordialog.h"
#include "qgsrasterfilewriter.h"
#include "qgsrasterfilewritertask.h"
#include "qgsrasteriterator.h"
#include "qgsrasterlayer.h"
#include "qgsrasterlayerproperties.h"
#include "qgsrasternuller.h"
#include "qgsbrightnesscontrastfilter.h"
#include "qgsrasterrenderer.h"
#include "qgsrasterlayersaveasdialog.h"
#include "qgsrasterprojector.h"
#include "qgsreadwritecontext.h"
#include "qgsrectangle.h"
#include "qgsreport.h"
#include "qgsscalevisibilitydialog.h"
#include "qgsgroupwmsdatadialog.h"
#include "qgsselectbyformdialog.h"
#include "qgsshortcutsmanager.h"
#include "qgssinglebandgrayrenderer.h"
#include "qgssnappingwidget.h"
#include "qgsstatisticalsummarydockwidget.h"
#include "qgsstatusbar.h"
#include "qgsstatusbarcoordinateswidget.h"
#include "qgsstatusbarmagnifierwidget.h"
#include "qgsstatusbarscalewidget.h"
#include "qgsstyle.h"
#include "qgssubsetstringeditorproviderregistry.h"
#include "qgssubsetstringeditorprovider.h"
#include "qgssubsetstringeditorinterface.h"
#include "qgssvgannotation.h"
#include "qgstaskmanager.h"
#include "qgstaskmanagerwidget.h"
#include "qgssymbolselectordialog.h"
#include "qgstextannotation.h"
#include "qgsundowidget.h"
#include "qgsuserinputwidget.h"
#include "qgsvectordataprovider.h"
#include "qgsvectorfilewriter.h"
#include "qgsvectorlayer.h"
#include "qgsvectorlayerproperties.h"
#include "qgsvectorlayerdigitizingproperties.h"
#include "qgsvectortilelayer.h"
#include "qgsvectortilelayerproperties.h"
#include "qgspointcloudlayerproperties.h"
#include "qgsmapthemes.h"
#include "qgsmessagelogviewer.h"
#include "qgsdataitem.h"
#include "qgsmaplayeractionregistry.h"
#include "qgswelcomepage.h"
#include "qgsversioninfo.h"
#include "qgslegendfilterbutton.h"
#include "qgsvirtuallayerdefinition.h"
#include "qgsvirtuallayerdefinitionutils.h"
#include "qgstransaction.h"
#include "qgstransactiongroup.h"
#include "qgsvectorlayerjoininfo.h"
#include "qgsvectorlayerutils.h"
#include "qgshelp.h"
#include "qgsvectorfilewritertask.h"
#include "qgsmapsavedialog.h"
#include "qgsmaprenderertask.h"
#include "qgsmapdecoration.h"
#include "qgsnewnamedialog.h"
#include "qgsgui.h"
#include "qgsdatasourcemanagerdialog.h"
#include "qgsappwindowmanager.h"
#include "qgsvaliditycheckregistry.h"
#include "qgsappcoordinateoperationhandlers.h"
#include "qgsprojectviewsettings.h"
#include "qgscoordinateformatter.h"
#include "qgslocaldefaultsettings.h"
#include "qgsbearingnumericformat.h"
#include "qgsprojectdisplaysettings.h"
#include "qgstemporalcontrollerdockwidget.h"
#include "qgsnetworklogger.h"
#include "qgsuserprofilemanager.h"
#include "qgsuserprofile.h"
#include "qgsnetworkloggerwidgetfactory.h"
#include "devtools/profiler/qgsprofilerwidgetfactory.h"
#include "qgsabstractdatabaseproviderconnection.h"
#include "qgszipitem.h"
#include "browser/qgsinbuiltdataitemproviders.h"
#include "qgssublayersdialog.h"
#include "ogr/qgsvectorlayersaveasdialog.h"
#include "pointcloud/qgspointcloudelevationpropertieswidget.h"
#include "pointcloud/qgspointcloudlayerstylewidget.h"
#ifdef ENABLE_MODELTEST
#include "modeltest.h"
#endif
//
// GDAL/OGR includes
//
#include <ogr_api.h>
#include <gdal_version.h>
#include <proj.h>
#ifdef HAVE_PDAL
#include <pdal/pdal.hpp>
#endif
//
// Other includes
//
#include <algorithm>
#include <cassert>
#include <cmath>
#include <functional>
#include <iomanip>
#include <list>
#include <memory>
#include <vector>
#include "qgsmeasuretool.h"
#include "qgsmapcanvasannotationitem.h"
#include "qgsmaptoolpan.h"
#include "qgsmaptoolidentifyaction.h"
#include "qgsmaptoolpinlabels.h"
#include "qgsmaptoolmeasureangle.h"
#include "qgsmaptoolrotatepointsymbols.h"
#include "qgsmaptooldigitizefeature.h"
#include "qgsmaptooloffsetpointsymbol.h"
#include "vertextool/qgsvertextool.h"
#include "qgsgeometryvalidationmodel.h"
#include "qgsgeometryvalidationdock.h"
#include "qgslayoutvaliditychecks.h"
// Editor widgets
#include "qgseditorwidgetregistry.h"
//
// Conditional Includes
//
#ifdef HAVE_PGCONFIG
#undef PACKAGE_BUGREPORT
#undef PACKAGE_NAME
#undef PACKAGE_STRING
#undef PACKAGE_TARNAME
#undef PACKAGE_VERSION
#include <pg_config.h>
#else
#define PG_VERSION "unknown"
#endif
#include <sqlite3.h>
#ifdef HAVE_SPATIALITE
extern "C"
{
#include <spatialite.h>
}
#include "qgsnewspatialitelayerdialog.h"
#endif
#include "qgsnewgeopackagelayerdialog.h"
#ifdef WITH_BINDINGS
#include "qgspythonutils.h"
#endif
#ifndef Q_OS_WIN
#include <dlfcn.h>
#else
#include <shellapi.h>
#include <dbghelp.h>
#endif
class QTreeWidgetItem;
class QgsUserProfileManager;
class QgsUserProfile;
/**
* Set the application title bar text
*/
static void setTitleBarText_( QWidget &qgisApp )
{
QString caption;
if ( QgsProject::instance()->title().isEmpty() )
{
if ( QgsProject::instance()->fileName().isEmpty() )
{
// new project
caption = QgisApp::tr( "Untitled Project" );
}
else
{
caption = QgsProject::instance()->baseName();
}
}
else
{
caption = QgsProject::instance()->title();
}
if ( !caption.isEmpty() )
{
caption += QStringLiteral( " %1 " ).arg( QChar( 0x2014 ) );
}
if ( QgsProject::instance()->isDirty() )
caption.prepend( '*' );
caption += QgisApp::tr( "QGIS" );
if ( Qgis::version().endsWith( QLatin1String( "Master" ) ) )
{
caption += QStringLiteral( " %1" ).arg( Qgis::devVersion() );
}
if ( QgisApp::instance()->userProfileManager()->allProfiles().count() > 1 )
{
// add current profile (if it's not the default one)
QgsUserProfile *profile = QgisApp::instance()->userProfileManager()->userProfile();
if ( profile->name() != QLatin1String( "default" ) )
caption += QStringLiteral( " [%1]" ).arg( profile->name() );
}
qgisApp.setWindowTitle( caption );
}
/**
* Creator function for output viewer
*/
static QgsMessageOutput *messageOutputViewer_()
{
if ( QThread::currentThread() == qApp->thread() )
return new QgsMessageViewer( QgisApp::instance() );
else
return new QgsMessageOutputConsole();
}
static void customSrsValidation_( QgsCoordinateReferenceSystem &srs )
{
const QgsOptions::UnknownLayerCrsBehavior mode = QgsSettings().enumValue( QStringLiteral( "/projections/unknownCrsBehavior" ), QgsOptions::UnknownLayerCrsBehavior::NoAction, QgsSettings::App );
switch ( mode )
{
case QgsOptions::UnknownLayerCrsBehavior::NoAction:
return;
case QgsOptions::UnknownLayerCrsBehavior::UseDefaultCrs:
srs.createFromOgcWmsCrs( QgsSettings().value( QStringLiteral( "Projections/layerDefaultCrs" ), geoEpsgCrsAuthId() ).toString() );
break;
case QgsOptions::UnknownLayerCrsBehavior::PromptUserForCrs:
case QgsOptions::UnknownLayerCrsBehavior::UseProjectCrs:
// can't take any action immediately for these -- we may be in a background thread
break;
}
if ( QThread::currentThread() != QApplication::instance()->thread() )
{
// Running in a background thread -- we can't queue this connection, because
// srs is a reference and may be deleted before the queued slot is called.
// We also can't do ANY gui related stuff here. Best we can do is log
// a warning and move on...
QgsMessageLog::logMessage( QObject::tr( "Layer has unknown CRS" ) );
}
else
{
QgisApp::instance()->emitCustomCrsValidation( srs );
}
}
void QgisApp::emitCustomCrsValidation( QgsCoordinateReferenceSystem &srs )
{
emit customCrsValidation( srs );
}
void QgisApp::layerTreeViewDoubleClicked( const QModelIndex &index )
{
Q_UNUSED( index )
QgsSettings settings;
switch ( settings.value( QStringLiteral( "qgis/legendDoubleClickAction" ), 0 ).toInt() )
{
case 0:
{
//show properties
if ( mLayerTreeView )
{
// if it's a legend node, open symbol editor directly
if ( QgsSymbolLegendNode *node = qobject_cast<QgsSymbolLegendNode *>( mLayerTreeView->currentLegendNode() ) )
{
const QgsSymbol *originalSymbol = node->symbol();
if ( !originalSymbol )
return;
std::unique_ptr< QgsSymbol > symbol( originalSymbol->clone() );
QgsVectorLayer *vlayer = qobject_cast<QgsVectorLayer *>( node->layerNode()->layer() );
QgsSymbolSelectorDialog dlg( symbol.get(), QgsStyle::defaultStyle(), vlayer, this );
QgsSymbolWidgetContext context;
context.setMapCanvas( mMapCanvas );
context.setMessageBar( mInfoBar );
dlg.setContext( context );
if ( dlg.exec() )
{
node->setSymbol( symbol.release() );
}
return;
}
}
QgisApp::instance()->layerProperties();
break;
}
case 1:
{
QgsSettings settings;
QgsAttributeTableFilterModel::FilterMode initialMode = settings.enumValue( QStringLiteral( "qgis/attributeTableBehavior" ), QgsAttributeTableFilterModel::ShowAll );
QgisApp::instance()->attributeTable( initialMode );
break;
}
case 2:
mapStyleDock( true );
break;
default:
break;
}
}
void QgisApp::onActiveLayerChanged( QgsMapLayer *layer )
{
if ( mBlockActiveLayerChanged )
return;
const QList< QgsMapCanvas * > canvases = mapCanvases();
for ( QgsMapCanvas *canvas : canvases )
canvas->setCurrentLayer( layer );
if ( mUndoWidget )
{
if ( layer )
{
mUndoWidget->setUndoStack( layer->undoStack() );
}
else
{
mUndoWidget->unsetStack();
}
updateUndoActions();
}
emit activeLayerChanged( layer );
}
void QgisApp::vectorLayerStyleLoaded( QgsVectorLayer *vl, QgsMapLayer::StyleCategories categories )
{
if ( vl && vl->isValid( ) )
{
// Check broken dependencies in forms
if ( categories.testFlag( QgsMapLayer::StyleCategory::Forms ) )
{
resolveVectorLayerDependencies( vl );
}
// Check broken relations and try to restore them
if ( categories.testFlag( QgsMapLayer::StyleCategory::Relations ) )
{
resolveVectorLayerWeakRelations( vl );
}
}
}
void QgisApp::toggleEventTracing()
{
QgsSettings settings;
if ( !settings.value( QStringLiteral( "qgis/enableEventTracing" ), false ).toBool() )
{
// make sure the setting is available in Options > Advanced
if ( !settings.contains( QStringLiteral( "qgis/enableEventTracing" ) ) )
settings.setValue( QStringLiteral( "qgis/enableEventTracing" ), false );
messageBar()->pushWarning( tr( "Event Tracing" ), tr( "Tracing is not enabled. Look for \"enableEventTracing\" in Options > Advanced." ) );
return;
}
if ( !QgsEventTracing::isTracingEnabled() )
{
messageBar()->pushSuccess( tr( "Event Tracing" ), tr( "Tracing started." ) );
QgsEventTracing::startTracing();
}
else
{
QgsEventTracing::stopTracing();
QString fileName = QFileDialog::getSaveFileName( this, tr( "Save Event Trace..." ), QString(), tr( "Event Traces (*.json)" ) );
if ( !fileName.isEmpty() )
QgsEventTracing::writeTrace( fileName );
}
}
#ifdef HAVE_GEOREFERENCER
void QgisApp::showGeoreferencer()
{
if ( !mGeoreferencer )
mGeoreferencer = new QgsGeoreferencerMainWindow( this );
mGeoreferencer->show();
mGeoreferencer->setFocus();
}
#endif
/*
* This function contains forced validation of CRS used in QGIS.
* There are 4 options depending on the settings:
* - ask for CRS using projection selecter
* - use project's CRS
* - use predefined global CRS
* - take no action (leave as unknown CRS)
*/
void QgisApp::validateCrs( QgsCoordinateReferenceSystem &srs )
{
static QString sAuthId = QString();
const QgsOptions::UnknownLayerCrsBehavior mode = QgsSettings().enumValue( QStringLiteral( "/projections/unknownCrsBehavior" ), QgsOptions::UnknownLayerCrsBehavior::NoAction, QgsSettings::App );
switch ( mode )
{
case QgsOptions::UnknownLayerCrsBehavior::NoAction:
break;
case QgsOptions::UnknownLayerCrsBehavior::UseDefaultCrs:
{
srs.createFromOgcWmsCrs( QgsSettings().value( QStringLiteral( "Projections/layerDefaultCrs" ), geoEpsgCrsAuthId() ).toString() );
sAuthId = srs.authid();
visibleMessageBar()->pushMessage( tr( "CRS was undefined" ), tr( "defaulting to CRS %1" ).arg( srs.userFriendlyIdentifier() ), Qgis::MessageLevel::Warning );
break;
}
case QgsOptions::UnknownLayerCrsBehavior::PromptUserForCrs:
{
// \note this class is not a descendent of QWidget so we can't pass
// it in the ctor of the layer projection selector
QgsProjectionSelectionDialog *mySelector = new QgsProjectionSelectionDialog();
const QString validationHint = srs.validationHint();
if ( !validationHint.isEmpty() )
mySelector->setMessage( validationHint );
else
mySelector->showNoCrsForLayerMessage();
if ( sAuthId.isNull() )
sAuthId = QgsProject::instance()->crs().authid();
QgsCoordinateReferenceSystem defaultCrs( sAuthId );
if ( defaultCrs.isValid() )
{
mySelector->setCrs( defaultCrs );
}
QgsTemporaryCursorRestoreOverride cursorOverride;
if ( mySelector->exec() )
{
QgsDebugMsgLevel( "Layer srs set from dialog: " + QString::number( mySelector->crs().srsid() ), 2 );
srs = mySelector->crs();
sAuthId = srs.authid();
}
delete mySelector;
break;
}
case QgsOptions::UnknownLayerCrsBehavior::UseProjectCrs:
{
// XXX TODO: Change project to store selected CS as 'projectCRS' not 'selectedWkt'
srs = QgsProject::instance()->crs();
sAuthId = srs.authid();
QgsDebugMsgLevel( "Layer srs set from project: " + sAuthId, 2 );
visibleMessageBar()->pushMessage( tr( "CRS was undefined" ), tr( "defaulting to project CRS %1" ).arg( srs.userFriendlyIdentifier() ), Qgis::MessageLevel::Warning );
break;
}
}
}
static bool cmpByText_( QAction *a, QAction *b )
{
return QString::localeAwareCompare( a->text(), b->text() ) < 0;
}
QgisApp *QgisApp::sInstance = nullptr;
// constructor starts here
QgisApp::QgisApp( QSplashScreen *splash, bool restorePlugins, bool skipVersionCheck, const QString &rootProfileLocation, const QString &activeProfile, QWidget *parent, Qt::WindowFlags fl )
: QMainWindow( parent, fl )
, mSplash( splash )
{
if ( sInstance )
{
QMessageBox::critical(
this,
tr( "Multiple Instances of QgisApp" ),
tr( "Multiple instances of QGIS application object detected.\nPlease contact the developers.\n" ) );
abort();
}
sInstance = this;
QgsRuntimeProfiler *profiler = QgsApplication::profiler();
QColor splashTextColor = Qgis::releaseName() == QStringLiteral( "Master" ) ? QColor( 93, 153, 51 ) : Qt::black;
startProfile( tr( "Create user profile manager" ) );
mUserProfileManager = new QgsUserProfileManager( QString(), this );
mUserProfileManager->setRootLocation( rootProfileLocation );
mUserProfileManager->setActiveUserProfile( activeProfile );
mUserProfileManager->setNewProfileNotificationEnabled( true );
connect( mUserProfileManager, &QgsUserProfileManager::profilesChanged, this, &QgisApp::refreshProfileMenu );
endProfile();
// start the network logger early, we want all requests logged!
startProfile( tr( "Create network logger" ) );
mNetworkLogger = new QgsNetworkLogger( QgsNetworkAccessManager::instance(), this );
endProfile();
// load GUI: actions, menus, toolbars
startProfile( tr( "Setting up UI" ) );
setupUi( this );
// because mActionToggleMapOnly can hide the menu (thereby disabling menu actions),
// we attach the following actions to the MainWindow too (to be able to come back)
this->addAction( mActionToggleFullScreen );
this->addAction( mActionTogglePanelsVisibility );
this->addAction( mActionToggleMapOnly );
endProfile();
setDockOptions( dockOptions() | QMainWindow::GroupedDragging );
//////////
startProfile( tr( "Checking user database" ) );
mSplash->showMessage( tr( "Checking database" ), Qt::AlignHCenter | Qt::AlignBottom, splashTextColor );
qApp->processEvents();
// Do this early on before anyone else opens it and prevents us copying it
QString dbError;
if ( !QgsApplication::createDatabase( &dbError ) )
{
QMessageBox::critical( this, tr( "Private qgis.db" ), dbError );
}
endProfile();
// Create the themes folder for the user
startProfile( tr( "Creating theme folder" ) );
QgsApplication::createThemeFolder();
endProfile();
mSplash->showMessage( tr( "Reading settings" ), Qt::AlignHCenter | Qt::AlignBottom, splashTextColor );
qApp->processEvents();
mSplash->showMessage( tr( "Setting up the GUI" ), Qt::AlignHCenter | Qt::AlignBottom, splashTextColor );
qApp->processEvents();
QgsApplication::initQgis();
if ( !QgsApplication::authManager()->isDisabled() )
{
// Most of the auth initialization is now done inside initQgis, no need to profile here
masterPasswordSetup();
}
QgsSettings settings;
startProfile( tr( "Building style sheet" ) );
// set up stylesheet builder and apply saved or default style options
mStyleSheetBuilder = new QgisAppStyleSheet( this );
connect( mStyleSheetBuilder, &QgisAppStyleSheet::appStyleSheetChanged,
this, &QgisApp::setAppStyleSheet );
endProfile();
QWidget *centralWidget = this->centralWidget();
QGridLayout *centralLayout = new QGridLayout( centralWidget );
centralWidget->setLayout( centralLayout );
centralLayout->setContentsMargins( 0, 0, 0, 0 );
// "theMapCanvas" used to find this canonical instance later
startProfile( tr( "Creating map canvas" ) );
mMapCanvas = new QgsMapCanvas( centralWidget );
mMapCanvas->setObjectName( QStringLiteral( "theMapCanvas" ) );
// before anything, let's freeze canvas redraws
QgsCanvasRefreshBlocker refreshBlocker;
connect( mMapCanvas, &QgsMapCanvas::messageEmitted, this, &QgisApp::displayMessage );
if ( settings.value( QStringLiteral( "qgis/main_canvas_preview_jobs" ) ).isNull() )
{
// So that it appears in advanced settings
settings.setValue( QStringLiteral( "qgis/main_canvas_preview_jobs" ), true );
}
mMapCanvas->setPreviewJobsEnabled( settings.value( QStringLiteral( "qgis/main_canvas_preview_jobs" ), true ).toBool() );
// set canvas color right away
int myRed = settings.value( QStringLiteral( "qgis/default_canvas_color_red" ), 255 ).toInt();
int myGreen = settings.value( QStringLiteral( "qgis/default_canvas_color_green" ), 255 ).toInt();
int myBlue = settings.value( QStringLiteral( "qgis/default_canvas_color_blue" ), 255 ).toInt();
mMapCanvas->setCanvasColor( QColor( myRed, myGreen, myBlue ) );
// set project linked to main canvas
mMapCanvas->setProject( QgsProject::instance() );
endProfile();
// what type of project to auto-open
mProjOpen = settings.value( QStringLiteral( "qgis/projOpenAtLaunch" ), 0 ).toInt();
// a bar to warn the user with non-blocking messages
startProfile( tr( "Message bar" ) );
mInfoBar = new QgsMessageBar( centralWidget );
mInfoBar->setSizePolicy( QSizePolicy::Minimum, QSizePolicy::Fixed );
centralLayout->addWidget( mInfoBar, 0, 0, 1, 1 );
endProfile();
startProfile( tr( "Welcome page" ) );
mWelcomePage = new QgsWelcomePage( skipVersionCheck );
connect( mWelcomePage, &QgsWelcomePage::projectRemoved, this, [ this ]( int row )
{
mRecentProjects.removeAt( row );
saveRecentProjects();
updateRecentProjectPaths();
} );
connect( mWelcomePage, &QgsWelcomePage::projectPinned, this, [ this ]( int row )
{
mRecentProjects.at( row ).pin = true;
saveRecentProjects();
updateRecentProjectPaths();
} );
connect( mWelcomePage, &QgsWelcomePage::projectUnpinned, this, [ this ]( int row )
{
mRecentProjects.at( row ).pin = false;
saveRecentProjects();
updateRecentProjectPaths();
} );
endProfile();
mCentralContainer = new QStackedWidget;
mCentralContainer->insertWidget( 0, mMapCanvas );
mCentralContainer->insertWidget( 1, mWelcomePage );
centralLayout->addWidget( mCentralContainer, 0, 0, 2, 1 );
mInfoBar->raise();
connect( mMapCanvas, &QgsMapCanvas::layersChanged, this, &QgisApp::showMapCanvas );
mCentralContainer->setCurrentIndex( mProjOpen ? 0 : 1 );
startProfile( tr( "User input dock" ) );
// User Input Dock Widget
mUserInputDockWidget = new QgsUserInputWidget( mMapCanvas );
mUserInputDockWidget->setObjectName( QStringLiteral( "UserInputDockWidget" ) );
mUserInputDockWidget->setAnchorWidget( mMapCanvas );
mUserInputDockWidget->setAnchorWidgetPoint( QgsFloatingWidget::TopRight );
mUserInputDockWidget->setAnchorPoint( QgsFloatingWidget::TopRight );
endProfile();
//set the focus to the map canvas
mMapCanvas->setFocus();
startProfile( tr( "Layer tree" ) );
mLayerTreeView = new QgsLayerTreeView( this );
mLayerTreeView->setObjectName( QStringLiteral( "theLayerTreeView" ) ); // "theLayerTreeView" used to find this canonical instance later
endProfile();
// create undo widget
startProfile( tr( "Undo dock" ) );