QGIS API Documentation 3.40.0-Bratislava (b56115d8743)
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qgsvectortilesourceselect.cpp
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1/***************************************************************************
2 qgsvectortilesourceselect.cpp
3 ---------------------------------
4 begin : April 2020
5 copyright : (C) 2020 by Alexander Bruy
6 email : alexander dot bruy at gmail dot com
7 ***************************************************************************/
8
9/***************************************************************************
10 * *
11 * This program is free software; you can redistribute it and/or modify *
12 * it under the terms of the GNU General Public License as published by *
13 * the Free Software Foundation; either version 2 of the License, or *
14 * (at your option) any later version. *
15 * *
16 ***************************************************************************/
17
18#include "qgshelp.h"
19#include "qgsgui.h"
25#include "qgsprovidermetadata.h"
26#include "qgsproviderutils.h"
27
28#include <QFileDialog>
29#include <QMessageBox>
30#include <QPushButton>
31#include <QMenu>
32#include <QAction>
33
35
36QgsVectorTileSourceSelect::QgsVectorTileSourceSelect( QWidget *parent, Qt::WindowFlags fl, QgsProviderRegistry::WidgetMode theWidgetMode )
37 : QgsAbstractDataSourceWidget( parent, fl, theWidgetMode )
38{
39 setupUi( this );
40
42
43 setWindowTitle( tr( "Add Vector Tile Layer" ) );
44
45 mRadioSourceService->setChecked( true );
46 mStackedWidget->setCurrentIndex( 1 );
47
48 connect( mRadioSourceFile, &QRadioButton::toggled, this, [this]
49 {
50 mStackedWidget->setCurrentIndex( 0 );
51
52 emit enableButtons( !mFileWidget->filePath().isEmpty() );
53 } );
54 connect( mRadioSourceService, &QRadioButton::toggled, this, [this]
55 {
56 mStackedWidget->setCurrentIndex( 1 );
57
58 emit enableButtons( !cmbConnections->currentText().isEmpty() );
59 } );
60
61 btnNew->setPopupMode( QToolButton::InstantPopup );
62 QMenu *newMenu = new QMenu( btnNew );
63
64 QAction *actionNew = new QAction( tr( "New Generic Connection…" ), this );
65 connect( actionNew, &QAction::triggered, this, &QgsVectorTileSourceSelect::btnNew_clicked );
66 newMenu->addAction( actionNew );
67
68 QAction *actionNewArcGISConnection = new QAction( tr( "New ArcGIS Vector Tile Service Connection…" ), this );
69 connect( actionNewArcGISConnection, &QAction::triggered, this, &QgsVectorTileSourceSelect::newArcgisVectorTileServerConnection );
70 newMenu->addAction( actionNewArcGISConnection );
71
72 btnNew->setMenu( newMenu );
73
74 connect( btnEdit, &QToolButton::clicked, this, &QgsVectorTileSourceSelect::btnEdit_clicked );
75 connect( btnDelete, &QToolButton::clicked, this, &QgsVectorTileSourceSelect::btnDelete_clicked );
76 connect( btnSave, &QToolButton::clicked, this, &QgsVectorTileSourceSelect::btnSave_clicked );
77 connect( btnLoad, &QToolButton::clicked, this, &QgsVectorTileSourceSelect::btnLoad_clicked );
78 connect( cmbConnections, &QComboBox::currentTextChanged, this, &QgsVectorTileSourceSelect::cmbConnections_currentTextChanged );
79 connect( buttonBox, &QDialogButtonBox::helpRequested, this, &QgsVectorTileSourceSelect::showHelp );
80 setupButtons( buttonBox );
81
82 populateConnectionList();
83
84 mFileWidget->setDialogTitle( tr( "Open Vector Tile Dataset" ) );
85 mFileWidget->setFilter( QgsProviderRegistry::instance()->fileVectorTileFilters() );
86 mFileWidget->setStorageMode( QgsFileWidget::GetFile );
87 mFileWidget->setOptions( QFileDialog::HideNameFilterDetails );
88 connect( mFileWidget, &QgsFileWidget::fileChanged, this, [ = ]( const QString & path )
89 {
90 emit enableButtons( !path.isEmpty() );
91 } );
92}
93
94void QgsVectorTileSourceSelect::btnNew_clicked()
95{
96 QgsVectorTileConnectionDialog nc( this );
97 if ( nc.exec() )
98 {
99 QgsVectorTileProviderConnection::addConnection( nc.connectionName(), QgsVectorTileProviderConnection::decodedUri( nc.connectionUri() ) );
100 populateConnectionList();
101 QgsVectorTileProviderConnection::setSelectedConnection( nc.connectionName() );
102 setConnectionListPosition();
103 emit connectionsChanged();
104 }
105}
106
107void QgsVectorTileSourceSelect::newArcgisVectorTileServerConnection()
108{
109 QgsArcgisVectorTileConnectionDialog nc( this );
110 if ( nc.exec() )
111 {
112 QgsVectorTileProviderConnection::addConnection( nc.connectionName(), QgsVectorTileProviderConnection::decodedUri( nc.connectionUri() ) );
113 populateConnectionList();
114 emit connectionsChanged();
115 }
116}
117
118void QgsVectorTileSourceSelect::btnEdit_clicked()
119{
120 const QgsVectorTileProviderConnection::Data connection = QgsVectorTileProviderConnection::connection( cmbConnections->currentText() );
121 const QString uri = QgsVectorTileProviderConnection::encodedUri( connection );
122
123 switch ( connection.serviceType )
124 {
125 case QgsVectorTileProviderConnection::Generic:
126 {
127 QgsVectorTileConnectionDialog nc( this );
128 nc.setConnection( cmbConnections->currentText(), uri );
129 if ( nc.exec() )
130 {
131 QgsVectorTileProviderConnection::addConnection( nc.connectionName(), QgsVectorTileProviderConnection::decodedUri( nc.connectionUri() ) );
132 populateConnectionList();
133 emit connectionsChanged();
134 }
135 break;
136 }
137
138 case QgsVectorTileProviderConnection::ArcgisVectorTileService:
139 {
140 QgsArcgisVectorTileConnectionDialog nc( this );
141
142 nc.setConnection( cmbConnections->currentText(), uri );
143 if ( nc.exec() )
144 {
145 QgsVectorTileProviderConnection::addConnection( nc.connectionName(), QgsVectorTileProviderConnection::decodedUri( nc.connectionUri() ) );
146 populateConnectionList();
147 emit connectionsChanged();
148 }
149 break;
150 }
151 }
152}
153
154void QgsVectorTileSourceSelect::btnDelete_clicked()
155{
156 const QString msg = tr( "Are you sure you want to remove the %1 connection and all associated settings?" )
157 .arg( cmbConnections->currentText() );
158 if ( QMessageBox::Yes != QMessageBox::question( this, tr( "Confirm Delete" ), msg, QMessageBox::Yes | QMessageBox::No ) )
159 return;
160
161 QgsVectorTileProviderConnection::deleteConnection( cmbConnections->currentText() );
162
163 populateConnectionList();
164 emit connectionsChanged();
165}
166
167void QgsVectorTileSourceSelect::btnSave_clicked()
168{
170 dlg.exec();
171}
172
173void QgsVectorTileSourceSelect::btnLoad_clicked()
174{
175 const QString fileName = QFileDialog::getOpenFileName( this, tr( "Load Connections" ), QDir::homePath(),
176 tr( "XML files (*.xml *.XML)" ) );
177 if ( fileName.isEmpty() )
178 {
179 return;
180 }
181
183 dlg.exec();
184 populateConnectionList();
185}
186
187void QgsVectorTileSourceSelect::addButtonClicked()
188{
189 if ( mRadioSourceService->isChecked() )
190 {
191 const QString uri = QgsVectorTileProviderConnection::encodedUri( QgsVectorTileProviderConnection::connection( cmbConnections->currentText() ) );
193 emit addVectorTileLayer( uri, cmbConnections->currentText() );
195 emit addLayer( Qgis::LayerType::VectorTile, uri, cmbConnections->currentText(), QString() );
196 }
197 else if ( mRadioSourceFile->isChecked() )
198 {
199 const QString filePath = mFileWidget->filePath();
200 const QList< QgsProviderRegistry::ProviderCandidateDetails > providers = QgsProviderRegistry::instance()->preferredProvidersForUri( filePath );
201 QString providerKey;
202 for ( const QgsProviderRegistry::ProviderCandidateDetails &details : providers )
203 {
204 if ( details.layerTypes().contains( Qgis::LayerType::VectorTile ) )
205 {
206 providerKey = details.metadata()->key();
207 }
208 }
209
210 QVariantMap parts;
211 parts.insert( QStringLiteral( "path" ), filePath );
212 const QString uri = QgsProviderRegistry::instance()->encodeUri( providerKey, parts );
213
215 emit addVectorTileLayer( uri, QgsProviderUtils::suggestLayerNameFromFilePath( filePath ) );
217 emit addLayer( Qgis::LayerType::VectorTile, uri, cmbConnections->currentText(), QString() );
218 }
219}
220
221void QgsVectorTileSourceSelect::populateConnectionList()
222{
223 cmbConnections->blockSignals( true );
224 cmbConnections->clear();
225 cmbConnections->addItems( QgsVectorTileProviderConnection::connectionList() );
226 cmbConnections->blockSignals( false );
227
228 btnEdit->setDisabled( cmbConnections->count() == 0 );
229 btnDelete->setDisabled( cmbConnections->count() == 0 );
230 btnSave->setDisabled( cmbConnections->count() == 0 );
231 cmbConnections->setDisabled( cmbConnections->count() == 0 );
232
233 setConnectionListPosition();
234}
235
236void QgsVectorTileSourceSelect::setConnectionListPosition()
237{
238 const QString toSelect = QgsVectorTileProviderConnection::selectedConnection();
239
240 cmbConnections->setCurrentIndex( cmbConnections->findText( toSelect ) );
241
242 if ( cmbConnections->currentIndex() < 0 )
243 {
244 if ( toSelect.isNull() )
245 cmbConnections->setCurrentIndex( 0 );
246 else
247 cmbConnections->setCurrentIndex( cmbConnections->count() - 1 );
248 }
249
250 emit enableButtons( !cmbConnections->currentText().isEmpty() );
251}
252
253void QgsVectorTileSourceSelect::cmbConnections_currentTextChanged( const QString &text )
254{
255 QgsVectorTileProviderConnection::setSelectedConnection( text );
256 emit enableButtons( !text.isEmpty() );
257}
258
259void QgsVectorTileSourceSelect::showHelp()
260{
261 QgsHelp::openHelp( QStringLiteral( "managing_data_source/opening_data.html#using-vector-tiles-services" ) );
262}
263
@ VectorTile
Vector tile layer. Added in QGIS 3.14.
Abstract base Data Source Widget to create connections and add layers This class provides common func...
@ GetFile
Select a single file.
void fileChanged(const QString &path)
Emitted whenever the current file or directory path is changed.
static void enableAutoGeometryRestore(QWidget *widget, const QString &key=QString())
Register the widget to allow its position to be automatically saved and restored when open and closed...
Definition qgsgui.cpp:208
static void openHelp(const QString &key)
Opens help topic for the given help key using default system web browser.
Definition qgshelp.cpp:39
Contains information pertaining to a candidate provider.
static QgsProviderRegistry * instance(const QString &pluginPath=QString())
Means of accessing canonical single instance.
WidgetMode
Different ways a source select dialog can be used.
QList< QgsProviderRegistry::ProviderCandidateDetails > preferredProvidersForUri(const QString &uri) const
Returns the details for the preferred provider(s) for opening the specified uri.
QString encodeUri(const QString &providerKey, const QVariantMap &parts)
Reassembles a provider data source URI from its component paths (e.g.
static QString suggestLayerNameFromFilePath(const QString &path)
Suggests a suitable layer name given only a file path.
#define Q_NOWARN_DEPRECATED_POP
Definition qgis.h:6494
#define Q_NOWARN_DEPRECATED_PUSH
Definition qgis.h:6493