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qgisapp.cpp
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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 <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 <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 <QSettings>
#include <QShortcut>
#include <QSpinBox>
#include <QSplashScreen>
#ifndef QT_NO_SSL
#include <QSslConfiguration>
#endif
#include <QStatusBar>
#include <QStringList>
#include <QTcpSocket>
#include <QTextStream>
#include <QtGlobal>
#include <QThread>
#include <QTimer>
#include <QToolButton>
#include <QUuid>
#include <QVBoxLayout>
#include <QWhatsThis>
#include <QWidgetAction>
#include <qgsnetworkaccessmanager.h>
#include <qgsapplication.h>
#include <qgscomposition.h>
#include <qgslayerstylingwidget.h>
#include <QNetworkReply>
#include <QNetworkProxy>
#include <QAuthenticator>
//
// Mac OS X Includes
// Must include before GEOS 3 due to unqualified use of 'Point'
//
#ifdef Q_OS_MACX
#include <ApplicationServices/ApplicationServices.h>
// check macro breaks QItemDelegate
#ifdef check
#undef check
#endif
#endif
//
// QGIS Specific Includes
//
#include "qgisapp.h"
#include "qgisappinterface.h"
#include "qgisappstylesheet.h"
#include "qgis.h"
#include "qgisplugin.h"
#include "qgsabout.h"
#include "qgsalignrasterdialog.h"
#include "qgsapplayertreeviewmenuprovider.h"
#include "qgsapplication.h"
#include "qgsactionmanager.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 "qgsbookmarks.h"
#include "qgsbrowserdockwidget.h"
#include "qgsadvanceddigitizingdockwidget.h"
#include "qgsclipboard.h"
#include "qgscomposer.h"
#include "qgscomposermanager.h"
#include "qgscomposerview.h"
#include "qgsconfigureshortcutsdialog.h"
#include "qgscoordinatetransform.h"
#include "qgscoordinateutils.h"
#include "qgscredentialdialog.h"
#include "qgscursors.h"
#include "qgscustomdrophandler.h"
#include "qgscustomization.h"
#include "qgscustomlayerorderwidget.h"
#include "qgscustomprojectiondialog.h"
#include "qgsdatasourceuri.h"
#include "qgsdatumtransformdialog.h"
#include "qgsdoublespinbox.h"
#include "qgsdockwidget.h"
#include "qgsdxfexport.h"
#include "qgsdxfexportdialog.h"
#include "qgsdwgimportdialog.h"
#include "qgsdecorationcopyright.h"
#include "qgsdecorationnortharrow.h"
#include "qgsdecorationscalebar.h"
#include "qgsdecorationgrid.h"
#include "qgsencodingfiledialog.h"
#include "qgserror.h"
#include "qgserrordialog.h"
#include "qgsexception.h"
#include "qgsexpressionselectiondialog.h"
#include "qgsfeature.h"
#include "qgsformannotationitem.h"
#include "qgsfieldcalculator.h"
#include "qgsfieldformatter.h"
#include "qgsfieldformatterregistry.h"
#include "qgshtmlannotationitem.h"
#include "qgsgenericprojectionselector.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 "qgslogger.h"
#include "qgsmapcanvas.h"
#include "qgsmapcanvassnappingutils.h"
#include "qgsmapcanvastracer.h"
#include "qgsmaplayer.h"
#include "qgsmaplayerstyleguiutils.h"
#include "qgsmapoverviewcanvas.h"
#include "qgsmapsettings.h"
#include "qgsmaptip.h"
#include "qgsmergeattributesdialog.h"
#include "qgsmessageviewer.h"
#include "qgsmessagebar.h"
#include "qgsmessagebaritem.h"
#include "qgsmimedatautils.h"
#include "qgsmessagelog.h"
#include "qgsmultibandcolorrenderer.h"
#include "qgsnewvectorlayerdialog.h"
#include "qgsnewmemorylayerdialog.h"
#include "qgsoptions.h"
#include "qgspluginlayer.h"
#include "qgspluginlayerregistry.h"
#include "qgspluginmanager.h"
#include "qgspluginregistry.h"
#include "qgspoint.h"
#include "qgsruntimeprofiler.h"
#include "qgshandlebadlayers.h"
#include "qgsproject.h"
#include "qgsprojectlayergroupdialog.h"
#include "qgsprojectproperties.h"
#include "qgsproviderregistry.h"
#include "qgspythonrunner.h"
#include "qgsquerybuilder.h"
#include "qgsrastercalcdialog.h"
#include "qgsrasterfilewriter.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 "qgsrectangle.h"
#include "qgsscalevisibilitydialog.h"
#include "qgsgroupwmsdatadialog.h"
#include "qgsselectbyformdialog.h"
#include "qgsshortcutsmanager.h"
#include "qgssinglebandgrayrenderer.h"
#include "qgssnappingwidget.h"
#include "qgssourceselectdialog.h"
#include "qgssponsors.h"
#include "qgsstatisticalsummarydockwidget.h"
#include "qgsstatusbarcoordinateswidget.h"
#include "qgsstatusbarmagnifierwidget.h"
#include "qgsstatusbarscalewidget.h"
#include "qgsstyle.h"
#include "qgssvgannotationitem.h"
#include "qgstaskmanager.h"
#include "qgstaskmanagerwidget.h"
#include "qgssymbolselectordialog.h"
#include "qgstextannotationitem.h"
#include "qgstipgui.h"
#include "qgsundowidget.h"
#include "qgsuserinputdockwidget.h"
#include "qgsvectordataprovider.h"
#include "qgsvectorfilewriter.h"
#include "qgsvectorlayer.h"
#include "qgsvectorlayerproperties.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 "qgsvectorlayerutils.h"
#include "qgssublayersdialog.h"
#include "ogr/qgsopenvectorlayerdialog.h"
#include "ogr/qgsvectorlayersaveasdialog.h"
#include "qgsosmdownloaddialog.h"
#include "qgsosmimportdialog.h"
#include "qgsosmexportdialog.h"
#ifdef ENABLE_MODELTEST
#include "modeltest.h"
#endif
//
// GDAL/OGR includes
//
#include <ogr_api.h>
#include <gdal_version.h>
#include <proj_api.h>
//
// Other includes
//
#include <algorithm>
#include <cassert>
#include <cmath>
#include <functional>
#include <iomanip>
#include <list>
#include <memory>
#include <vector>
//
// Map tools
//
#include "qgsmaptooladdfeature.h"
#include "qgsmaptooladdpart.h"
#include "qgsmaptooladdring.h"
#include "qgsmaptoolfillring.h"
#include "qgsmaptoolannotation.h"
#include "qgsmaptoolcircularstringcurvepoint.h"
#include "qgsmaptoolcircularstringradius.h"
#include "qgsmaptooldeletering.h"
#include "qgsmaptooldeletepart.h"
#include "qgsmaptoolfeatureaction.h"
#include "qgsmaptoolformannotation.h"
#include "qgsmaptoolhtmlannotation.h"
#include "qgsmaptoolidentifyaction.h"
#include "qgsmaptoolmeasureangle.h"
#include "qgsmaptoolmovefeature.h"
#include "qgsmaptoolrotatefeature.h"
#include "qgsmaptooloffsetcurve.h"
#include "qgsmaptooloffsetpointsymbol.h"
#include "qgsmaptoolpan.h"
#include "qgsmaptoolselect.h"
#include "qgsmaptoolselectrectangle.h"
#include "qgsmaptoolselectfreehand.h"
#include "qgsmaptoolselectpolygon.h"
#include "qgsmaptoolselectradius.h"
#include "qgsmaptoolsvgannotation.h"
#include "qgsmaptoolreshape.h"
#include "qgsmaptoolrotatepointsymbols.h"
#include "qgsmaptoolsplitfeatures.h"
#include "qgsmaptoolsplitparts.h"
#include "qgsmaptooltextannotation.h"
#include "qgsmaptoolzoom.h"
#include "qgsmaptoolsimplify.h"
#include "qgsmeasuretool.h"
#include "qgsmaptoolpinlabels.h"
#include "qgsmaptoolshowhidelabels.h"
#include "qgsmaptoolmovelabel.h"
#include "qgsmaptoolrotatelabel.h"
#include "qgsmaptoolchangelabelproperties.h"
#include "nodetool/qgsmaptoolnodetool.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>
extern "C"
{
#include <spatialite.h>
}
#include "qgsnewspatialitelayerdialog.h"
#include "qgsnewgeopackagelayerdialog.h"
#include "qgspythonutils.h"
#ifndef Q_OS_WIN
#include <dlfcn.h>
#else
#include <windows.h>
#include <DbgHelp.h>
#endif
#ifdef HAVE_TOUCH
#include "qgsmaptooltouch.h"
#endif
class QTreeWidgetItem;
/** Set the application title bar text
If the current project title is null
if the project file is null then
set title text to just application name and version
else
set set title text to the project file name
else
set the title text to project title
*/
static void setTitleBarText_( QWidget & qgisApp )
{
QString caption = QgisApp::tr( "QGIS " );
if ( Qgis::QGIS_VERSION.endsWith( QLatin1String( "Master" ) ) )
{
caption += QStringLiteral( "%1" ).arg( Qgis::QGIS_DEV_VERSION );
}
else
{
caption += Qgis::QGIS_VERSION;
}
if ( QgsProject::instance()->title().isEmpty() )
{
if ( QgsProject::instance()->fileName().isEmpty() )
{
// no project title nor file name, so just leave caption with
// application name and version
}
else
{
QFileInfo projectFileInfo( QgsProject::instance()->fileName() );
caption += " - " + projectFileInfo.completeBaseName();
}
}
else
{
caption += " - " + QgsProject::instance()->title();
}
qgisApp.setWindowTitle( caption );
} // setTitleBarText_( QWidget * qgisApp )
/**
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 )
{
QgisApp::instance()->emitCustomCrsValidation( srs );
}
void QgisApp::emitCustomCrsValidation( QgsCoordinateReferenceSystem &srs )
{
emit customCrsValidation( srs );
}
void QgisApp::layerTreeViewDoubleClicked( const QModelIndex& index )
{
Q_UNUSED( index )
QSettings 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 = dynamic_cast<QgsSymbolLegendNode*>( mLayerTreeView->currentLegendNode() ) )
{
const QgsSymbol* originalSymbol = node->symbol();
if ( !originalSymbol )
return;
QScopedPointer< QgsSymbol > symbol( originalSymbol->clone() );
QgsVectorLayer* vlayer = qobject_cast<QgsVectorLayer*>( node->layerNode()->layer() );
QgsSymbolSelectorDialog dlg( symbol.data(), QgsStyle::defaultStyle(), vlayer, this );
QgsSymbolWidgetContext context;
context.setMapCanvas( mMapCanvas );
dlg.setContext( context );
if ( dlg.exec() )
{
node->setSymbol( symbol.take() );
}
return;
}
}
QgisApp::instance()->layerProperties();
break;
}
case 1:
QgisApp::instance()->attributeTable();
break;
case 2:
mapStyleDock( true );
break;
default:
break;
}
}
void QgisApp::activeLayerChanged( QgsMapLayer* layer )
{
if ( mMapCanvas )
mMapCanvas->setCurrentLayer( layer );
if ( mUndoWidget )
{
if ( layer )
{
mUndoWidget->setUndoStack( layer->undoStack() );
}
else
{
mUndoWidget->destroyStack();
}
updateUndoActions();
}
}
/**
* This function contains forced validation of CRS used in QGIS.
* There are 3 options depending on the settings:
* - ask for CRS using projection selecter
* - use project's CRS
* - use predefined global CRS
*/
void QgisApp::validateCrs( QgsCoordinateReferenceSystem &srs )
{
static QString sAuthId = QString::null;
QSettings mySettings;
QString myDefaultProjectionOption = mySettings.value( QStringLiteral( "/Projections/defaultBehavior" ), "prompt" ).toString();
if ( myDefaultProjectionOption == QLatin1String( "prompt" ) )
{
// @note this class is not a descendent of QWidget so we can't pass
// it in the ctor of the layer projection selector
QgsGenericProjectionSelector *mySelector = new QgsGenericProjectionSelector();
mySelector->setMessage( srs.validationHint() ); //shows a generic message, if not specified
if ( sAuthId.isNull() )
sAuthId = QgisApp::instance()->mapCanvas()->mapSettings().destinationCrs().authid();
QgsCoordinateReferenceSystem defaultCrs = QgsCoordinateReferenceSystem::fromOgcWmsCrs( sAuthId );
if ( defaultCrs.isValid() )
{
mySelector->setSelectedCrsId( defaultCrs.srsid() );
}
bool waiting = QApplication::overrideCursor() && QApplication::overrideCursor()->shape() == Qt::WaitCursor;
if ( waiting )
QApplication::setOverrideCursor( Qt::ArrowCursor );
if ( mySelector->exec() )
{
QgsDebugMsg( "Layer srs set from dialog: " + QString::number( mySelector->selectedCrsId() ) );
sAuthId = mySelector->selectedAuthId();
srs.createFromOgcWmsCrs( mySelector->selectedAuthId() );
}
if ( waiting )
QApplication::restoreOverrideCursor();
delete mySelector;
}
else if ( myDefaultProjectionOption == QLatin1String( "useProject" ) )
{
// XXX TODO: Change project to store selected CS as 'projectCRS' not 'selectedWkt'
sAuthId = QgisApp::instance()->mapCanvas()->mapSettings().destinationCrs().authid();
srs.createFromOgcWmsCrs( sAuthId );
QgsDebugMsg( "Layer srs set from project: " + sAuthId );
messageBar()->pushMessage( tr( "CRS was undefined" ), tr( "defaulting to project CRS %1 - %2" ).arg( sAuthId, srs.description() ), QgsMessageBar::WARNING, messageTimeout() );
}
else ///Projections/defaultBehavior==useGlobal
{
sAuthId = mySettings.value( QStringLiteral( "/Projections/layerDefaultCrs" ), GEO_EPSG_CRS_AUTHID ).toString();
srs.createFromOgcWmsCrs( sAuthId );
QgsDebugMsg( "Layer srs set from default: " + sAuthId );
messageBar()->pushMessage( tr( "CRS was undefined" ), tr( "defaulting to CRS %1 - %2" ).arg( sAuthId, srs.description() ), QgsMessageBar::WARNING, messageTimeout() );
}
}
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, QWidget * parent, Qt::WindowFlags fl )
: QMainWindow( parent, fl )
, mNonEditMapTool( nullptr )
, mScaleWidget( nullptr )
, mMagnifierWidget( nullptr )
, mCoordsEdit( nullptr )
, mRotationLabel( nullptr )
, mRotationEdit( nullptr )
, mRotationEditValidator( nullptr )
, mProgressBar( nullptr )
, mRenderSuppressionCBox( nullptr )
, mOnTheFlyProjectionStatusLabel( nullptr )
, mOnTheFlyProjectionStatusButton( nullptr )
, mMessageButton( nullptr )
, mFeatureActionMenu( nullptr )
, mPopupMenu( nullptr )
, mDatabaseMenu( nullptr )
, mWebMenu( nullptr )
, mToolPopupOverviews( nullptr )
, mToolPopupDisplay( nullptr )
, mLayerTreeCanvasBridge( nullptr )
, mSplash( splash )
, mInternalClipboard( nullptr )
, mShowProjectionTab( false )
, mPythonUtils( nullptr )
, mSnappingWidget( nullptr )
, mMapStylingDock( nullptr )
, mComposerManager( nullptr )
, mpTileScaleWidget( nullptr )
, mpGpsWidget( nullptr )
, mTracer( nullptr )
, mSnappingUtils( nullptr )
, mProjectLastModified()
, mWelcomePage( nullptr )
, mCentralContainer( nullptr )
{
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();
namSetup();
// load GUI: actions, menus, toolbars
profiler->beginGroup( QStringLiteral( "qgisapp" ) );
profiler->beginGroup( QStringLiteral( "startup" ) );
startProfile( QStringLiteral( "Setting up UI" ) );
setupUi( this );
endProfile();
#if QT_VERSION >= 0x050600
setDockOptions( dockOptions() | QMainWindow::GroupedDragging ) ;
#endif
//////////
startProfile( QStringLiteral( "Checking database" ) );
mSplash->showMessage( tr( "Checking database" ), Qt::AlignHCenter | Qt::AlignBottom );
qApp->processEvents();
// Do this early on before anyone else opens it and prevents us copying it
QString dbError;
if ( !QgsApplication::createDB( &dbError ) )
{
QMessageBox::critical( this, tr( "Private qgis.db" ), dbError );
}
endProfile();
startProfile( QStringLiteral( "Initializing authentication" ) );
mSplash->showMessage( tr( "Initializing authentication" ), Qt::AlignHCenter | Qt::AlignBottom );
qApp->processEvents();
QgsAuthManager::instance()->init( QgsApplication::pluginPath() );
if ( !QgsAuthManager::instance()->isDisabled() )
{
masterPasswordSetup();
}
endProfile();
// Create the themes folder for the user
startProfile( QStringLiteral( "Creating theme folder" ) );
QgsApplication::createThemeFolder();
endProfile();
mSplash->showMessage( tr( "Reading settings" ), Qt::AlignHCenter | Qt::AlignBottom );
qApp->processEvents();
mSplash->showMessage( tr( "Setting up the GUI" ), Qt::AlignHCenter | Qt::AlignBottom );
qApp->processEvents();
QSettings settings;
startProfile( QStringLiteral( "Building style sheet" ) );
// set up stylesheet builder and apply saved or default style options
mStyleSheetBuilder = new QgisAppStyleSheet( this );
connect( mStyleSheetBuilder, SIGNAL( appStyleSheetChanged( const QString& ) ),
this, SLOT( setAppStyleSheet( const QString& ) ) );
mStyleSheetBuilder->buildStyleSheet( mStyleSheetBuilder->defaultOptions() );
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( QStringLiteral( "Creating map canvas" ) );
mMapCanvas = new QgsMapCanvas( centralWidget );
mMapCanvas->setObjectName( QStringLiteral( "theMapCanvas" ) );
connect( mMapCanvas, SIGNAL( messageEmitted( const QString&, const QString&, QgsMessageBar::MessageLevel ) ),
this, SLOT( displayMessage( const QString&, const QString&, QgsMessageBar::MessageLevel ) ) );
mMapCanvas->setWhatsThis( tr( "Map canvas. This is where raster and vector "
"layers are displayed when added to the map" ) );
// 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 ) );
endProfile();
// what type of project to auto-open
mProjOpen = settings.value( QStringLiteral( "/qgis/projOpenAtLaunch" ), 0 ).toInt();
startProfile( QStringLiteral( "Welcome page" ) );
mWelcomePage = new QgsWelcomePage( skipVersionCheck );
endProfile();
mCentralContainer = new QStackedWidget;
mCentralContainer->insertWidget( 0, mMapCanvas );
mCentralContainer->insertWidget( 1, mWelcomePage );
centralLayout->addWidget( mCentralContainer, 0, 0, 2, 1 );
connect( mMapCanvas, SIGNAL( layersChanged() ), this, SLOT( showMapCanvas() ) );
mCentralContainer->setCurrentIndex( mProjOpen ? 0 : 1 );
// a bar to warn the user with non-blocking messages
startProfile( QStringLiteral( "Message bar" ) );
mInfoBar = new QgsMessageBar( centralWidget );
mInfoBar->setSizePolicy( QSizePolicy::Minimum, QSizePolicy::Fixed );
centralLayout->addWidget( mInfoBar, 0, 0, 1, 1 );
endProfile();
startProfile( QStringLiteral( "User input dock" ) );
// User Input Dock Widget
mUserInputDockWidget = new QgsUserInputDockWidget( this );
mUserInputDockWidget->setObjectName( QStringLiteral( "UserInputDockWidget" ) );
endProfile();
//set the focus to the map canvas
mMapCanvas->setFocus();
startProfile( QStringLiteral( "Layer tree" ) );
mLayerTreeView = new QgsLayerTreeView( this );
mLayerTreeView->setObjectName( QStringLiteral( "theLayerTreeView" ) ); // "theLayerTreeView" used to find this canonical instance later
endProfile();
// create undo widget
startProfile( QStringLiteral( "Undo dock" ) );
mUndoDock = new QgsDockWidget( tr( "Undo/Redo Panel" ), this );
mUndoWidget = new QgsUndoWidget( mUndoDock, mMapCanvas );
mUndoWidget->setObjectName( QStringLiteral( "Undo" ) );
mUndoDock->setWidget( mUndoWidget );
mUndoDock->setObjectName( QStringLiteral( "undo/redo dock" ) );
endProfile();
// Advanced Digitizing dock
startProfile( QStringLiteral( "Advanced digitize panel" ) );
mAdvancedDigitizingDockWidget = new QgsAdvancedDigitizingDockWidget( mMapCanvas, this );
mAdvancedDigitizingDockWidget->setObjectName( QStringLiteral( "AdvancedDigitizingTools" ) );
endProfile();
// Statistical Summary dock
startProfile( QStringLiteral( "Stats dock" ) );
mStatisticalSummaryDockWidget = new QgsStatisticalSummaryDockWidget( this );
mStatisticalSummaryDockWidget->setObjectName( QStringLiteral( "StatistalSummaryDockWidget" ) );
endProfile();
// Bookmarks dock
startProfile( QStringLiteral( "Bookmarks widget" ) );
mBookMarksDockWidget = new QgsBookmarks( this );
mBookMarksDockWidget->setObjectName( QStringLiteral( "BookmarksDockWidget" ) );
endProfile();
startProfile( QStringLiteral( "Snapping utils" ) );
mSnappingUtils = new QgsMapCanvasSnappingUtils( mMapCanvas, this );
mMapCanvas->setSnappingUtils( mSnappingUtils );
connect( QgsProject::instance(), &QgsProject::snappingConfigChanged, this, &QgisApp::onSnappingConfigChanged );
endProfile();
functionProfile( &QgisApp::createActions, this, QStringLiteral( "Create actions" ) );
functionProfile( &QgisApp::createActionGroups, this, QStringLiteral( "Create action group" ) );
functionProfile( &QgisApp::createMenus, this, QStringLiteral( "Create menus" ) );
functionProfile( &QgisApp::createToolBars, this, QStringLiteral( "Toolbars" ) );
functionProfile( &QgisApp::createStatusBar, this, QStringLiteral( "Status bar" ) );
functionProfile( &QgisApp::createCanvasTools, this, QStringLiteral( "Create canvas tools" ) );
mMapCanvas->freeze();
functionProfile( &QgisApp::initLayerTreeView, this, QStringLiteral( "Init Layer tree view" ) );
functionProfile( &QgisApp::createOverview, this, QStringLiteral( "Create overview" ) );
functionProfile( &QgisApp::createMapTips, this, QStringLiteral( "Create map tips" ) );
functionProfile( &QgisApp::createDecorations, this, QStringLiteral( "Create decorations" ) );
functionProfile( &QgisApp::readSettings, this, QStringLiteral( "Read settings" ) );
functionProfile( &QgisApp::updateRecentProjectPaths, this, QStringLiteral( "Update recent project paths" ) );
functionProfile( &QgisApp::updateProjectFromTemplates, this, QStringLiteral( "Update project from templates" ) );
functionProfile( &QgisApp::legendLayerSelectionChanged, this, QStringLiteral( "Legend layer selection changed" ) );
mSaveRollbackInProgress = false;
QString templateDirName = settings.value( QStringLiteral( "/qgis/projectTemplateDir" ),
QgsApplication::qgisSettingsDirPath() + "project_templates" ).toString();
if ( !QFileInfo::exists( templateDirName ) )
{
// create default template directory
if ( !QDir().mkdir( QgsApplication::qgisSettingsDirPath() + "project_templates" ) )
templateDirName.clear();
}
if ( !templateDirName.isEmpty() ) // template directory exists, so watch it!
{
QFileSystemWatcher* projectsTemplateWatcher = new QFileSystemWatcher( this );
projectsTemplateWatcher->addPath( templateDirName );
connect( projectsTemplateWatcher, &QFileSystemWatcher::directoryChanged, this, [this] { updateProjectFromTemplates(); } );
}
// initialize the plugin manager
startProfile( QStringLiteral( "Plugin manager" ) );
mPluginManager = new QgsPluginManager( this, restorePlugins );
endProfile();
addDockWidget( Qt::LeftDockWidgetArea, mUndoDock );
mUndoDock->hide();
startProfile( QStringLiteral( "Layer Style dock" ) );
mMapStylingDock = new QgsDockWidget( this );
mMapStylingDock->setWindowTitle( tr( "Layer Styling" ) );
mMapStylingDock->setObjectName( QStringLiteral( "LayerStyling" ) );
mMapStyleWidget = new QgsLayerStylingWidget( mMapCanvas, mMapLayerPanelFactories );
mMapStylingDock->setWidget( mMapStyleWidget );
connect( mMapStyleWidget, SIGNAL( styleChanged( QgsMapLayer* ) ), this, SLOT( updateLabelToolButtons() ) );
connect( mMapStylingDock, SIGNAL( visibilityChanged( bool ) ), mActionStyleDock, SLOT( setChecked( bool ) ) );
addDockWidget( Qt::RightDockWidgetArea, mMapStylingDock );
mMapStylingDock->hide();
endProfile();
startProfile( QStringLiteral( "Snapping dialog" ) );
mSnappingDialogWidget = new QgsSnappingWidget( QgsProject::instance(), mMapCanvas, this );
QString mainSnappingWidgetMode = QSettings().value( QStringLiteral( "/qgis/mainSnappingWidgetMode" ), "dialog" ).toString();
if ( mainSnappingWidgetMode == QLatin1String( "dock" ) )
{
QgsDockWidget* dock = new QgsDockWidget( tr( "Snapping and Digitizing Options" ), QgisApp::instance() );
dock->setAllowedAreas( Qt::AllDockWidgetAreas );
dock->setWidget( mSnappingDialogWidget );
dock->setObjectName( QStringLiteral( "Snapping and Digitizing Options" ) );
addDockWidget( Qt::LeftDockWidgetArea, dock );
mSnappingDialogContainer = dock;
dock->hide();
}
else
{
QDialog* dialog = new QDialog( this );
dialog->setWindowTitle( tr( "Project snapping settings" ) );
QVBoxLayout* layout = new QVBoxLayout( dialog );
layout->addWidget( mSnappingDialogWidget );
layout->setMargin( 0 );
mSnappingDialogContainer = dialog;
}
endProfile();
mBrowserWidget = new QgsBrowserDockWidget( tr( "Browser Panel" ), this );
mBrowserWidget->setObjectName( QStringLiteral( "Browser" ) );
addDockWidget( Qt::LeftDockWidgetArea, mBrowserWidget );
mBrowserWidget->hide();
mBrowserWidget2 = new QgsBrowserDockWidget( tr( "Browser Panel (2)" ), this );
mBrowserWidget2->setObjectName( QStringLiteral( "Browser2" ) );
addDockWidget( Qt::LeftDockWidgetArea, mBrowserWidget2 );
mBrowserWidget2->hide();
addDockWidget( Qt::LeftDockWidgetArea, mAdvancedDigitizingDockWidget );
mAdvancedDigitizingDockWidget->hide();
addDockWidget( Qt::LeftDockWidgetArea, mStatisticalSummaryDockWidget );
mStatisticalSummaryDockWidget->hide();
addDockWidget( Qt::LeftDockWidgetArea, mBookMarksDockWidget );
mBookMarksDockWidget->hide();
QMainWindow::addDockWidget( Qt::BottomDockWidgetArea, mUserInputDockWidget );
mUserInputDockWidget->setFloating( true );
// create the GPS tool on starting QGIS - this is like the browser
mpGpsWidget = new QgsGPSInformationWidget( mMapCanvas );
//create the dock widget
mpGpsDock = new QgsDockWidget( tr( "GPS Information Panel" ), this );
mpGpsDock->setObjectName( QStringLiteral( "GPSInformation" ) );
mpGpsDock->setAllowedAreas( Qt::LeftDockWidgetArea | Qt::RightDockWidgetArea );
addDockWidget( Qt::LeftDockWidgetArea, mpGpsDock );
// add to the Panel submenu
// now add our widget to the dock - ownership of the widget is passed to the dock
mpGpsDock->setWidget( mpGpsWidget );
mpGpsDock->hide();
mLastMapToolMessage = nullptr;
mLogViewer = new QgsMessageLogViewer( statusBar(), this );
mLogDock = new QgsDockWidget( tr( "Log Messages Panel" ), this );
mLogDock->setObjectName( QStringLiteral( "MessageLog" ) );
mLogDock->setAllowedAreas( Qt::BottomDockWidgetArea | Qt::TopDockWidgetArea );
addDockWidget( Qt::BottomDockWidgetArea, mLogDock );
mLogDock->setWidget( mLogViewer );
mLogDock->hide();
connect( mMessageButton, SIGNAL( toggled( bool ) ), mLogDock, SLOT( setVisible( bool ) ) );
connect( mLogDock, SIGNAL( visibilityChanged( bool ) ), mMessageButton, SLOT( setChecked( bool ) ) );
connect( QgsApplication::messageLog(), SIGNAL( messageReceived( bool ) ), this, SLOT( toggleLogMessageIcon( bool ) ) );
connect( mMessageButton, SIGNAL( toggled( bool ) ), this, SLOT( toggleLogMessageIcon( bool ) ) );
mVectorLayerTools = new QgsGuiVectorLayerTools();
// Init the editor widget types
QgsEditorWidgetRegistry::initEditors( mMapCanvas, mInfoBar );
mInternalClipboard = new QgsClipboard; // create clipboard
connect( mInternalClipboard, SIGNAL( changed() ), this, SLOT( clipboardChanged() ) );
mQgisInterface = new QgisAppInterface( this ); // create the interfce
#ifdef Q_OS_MAC
// action for Window menu (create before generating WindowTitleChange event))
mWindowAction = new QAction( this );
connect( mWindowAction, SIGNAL( triggered() ), this, SLOT( activate() ) );
// add this window to Window menu
addWindow( mWindowAction );
#endif
activateDeactivateLayerRelatedActions( nullptr ); // after members were created
connect( QgsMapLayerActionRegistry::instance(), SIGNAL( changed() ), this, SLOT( refreshActionFeatureAction() ) );
// set application's caption
QString caption = tr( "QGIS - %1 ('%2')" ).arg( Qgis::QGIS_VERSION, Qgis::QGIS_RELEASE_NAME );
setWindowTitle( caption );
QgsMessageLog::logMessage( tr( "QGIS starting..." ), QString::null, QgsMessageLog::INFO );
// set QGIS specific srs validation
connect( this, SIGNAL( customCrsValidation( QgsCoordinateReferenceSystem& ) ),
this, SLOT( validateCrs( QgsCoordinateReferenceSystem& ) ) );
QgsCoordinateReferenceSystem::setCustomCrsValidation( customSrsValidation_ );
// set graphical message output
QgsMessageOutput::setMessageOutputCreator( messageOutputViewer_ );
// set graphical credential requester
new QgsCredentialDialog( this );
qApp->processEvents();
// load providers
mSplash->showMessage( tr( "Checking provider plugins" ), Qt::AlignHCenter | Qt::AlignBottom );
qApp->processEvents();
QgsApplication::initQgis();
mSplash->showMessage( tr( "Starting Python" ), Qt::AlignHCenter | Qt::AlignBottom );
qApp->processEvents();
loadPythonSupport();
// Create the plugin registry and load plugins
// load any plugins that were running in the last session
mSplash->showMessage( tr( "Restoring loaded plugins" ), Qt::AlignHCenter | Qt::AlignBottom );
qApp->processEvents();
QgsPluginRegistry::instance()->setQgisInterface( mQgisInterface );
if ( restorePlugins )
{
// Restoring of plugins can be disabled with --noplugins command line option
// because some plugins may cause QGIS to crash during startup
QgsPluginRegistry::instance()->restoreSessionPlugins( QgsApplication::pluginPath() );
// Also restore plugins from user specified plugin directories
QString myPaths = settings.value( QStringLiteral( "plugins/searchPathsForPlugins" ), "" ).toString();
if ( !myPaths.isEmpty() )
{
QStringList myPathList = myPaths.split( '|' );
QgsPluginRegistry::instance()->restoreSessionPlugins( myPathList );
}
}
if ( mPythonUtils && mPythonUtils->isEnabled() )
{
startProfile( QStringLiteral( "initPluginInstaller" ) );
// initialize the plugin installer to start fetching repositories in background
QgsPythonRunner::run( QStringLiteral( "import pyplugin_installer" ) );
QgsPythonRunner::run( QStringLiteral( "pyplugin_installer.initPluginInstaller()" ) );
// enable Python in the Plugin Manager and pass the PythonUtils to it
mPluginManager->setPythonUtils( mPythonUtils );
endProfile();
}
else if ( mActionShowPythonDialog )
{
// python is disabled so get rid of the action for python console
delete mActionShowPythonDialog;
mActionShowPythonDialog = nullptr;
}
// Set icon size of toolbars
int size = settings.value( QStringLiteral( "/IconSize" ), QGIS_ICON_SIZE ).toInt();
setIconSizes( size );
mSplash->showMessage( tr( "Initializing file filters" ), Qt::AlignHCenter | Qt::AlignBottom );
qApp->processEvents();
// now build vector and raster file filters
mVectorFileFilter = QgsProviderRegistry::instance()->fileVectorFilters();
mRasterFileFilter = QgsProviderRegistry::instance()->fileRasterFilters();
// set handler for missing layers (will be owned by QgsProject)
QgsProject::instance()->setBadLayerHandler( new QgsHandleBadLayersHandler() );
#if 0
// Set the background color for toolbox and overview as they default to
// white instead of the window color
QPalette myPalette = toolBox->palette();
myPalette.setColor( QPalette::Button, myPalette.window().color() );
toolBox->setPalette( myPalette );
//do the same for legend control
myPalette = toolBox->palette();
myPalette.setColor( QPalette::Button, myPalette.window().color() );
mMapLegend->setPalette( myPalette );
//and for overview control this is done in createOverView method