QGIS API Documentation 3.38.0-Grenoble (exported)
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qgsprocessingmultipleselectiondialog.cpp
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1/***************************************************************************
2 qgsprocessingmultipleselectiondialog.cpp
3 ------------------------------------
4 Date : February 2019
5 Copyright : (C) 2019 Nyall Dawson
6 Email : nyall dot dawson at gmail dot com
7 ***************************************************************************
8 * *
9 * This program is free software; you can redistribute it and/or modify *
10 * it under the terms of the GNU General Public License as published by *
11 * the Free Software Foundation; either version 2 of the License, or *
12 * (at your option) any later version. *
13 * *
14 ***************************************************************************/
15
17#include "qgsgui.h"
18#include "qgssettings.h"
19#include "qgsfileutils.h"
20#include "qgsvectorlayer.h"
21#include "qgsmeshlayer.h"
22#include "qgsrasterlayer.h"
23#include "qgspluginlayer.h"
24#include "qgspointcloudlayer.h"
25#include "qgsannotationlayer.h"
26#include "qgsvectortilelayer.h"
27#include "qgsproject.h"
29#include <QStandardItemModel>
30#include <QStandardItem>
31#include <QPushButton>
32#include <QLineEdit>
33#include <QToolButton>
34#include <QFileDialog>
35#include <QDirIterator>
36#include "qgsmimedatautils.h"
37#include <QDragEnterEvent>
38
40
41QgsProcessingMultipleSelectionPanelWidget::QgsProcessingMultipleSelectionPanelWidget( const QVariantList &availableOptions,
42 const QVariantList &selectedOptions,
43 QWidget *parent )
44 : QgsPanelWidget( parent )
45 , mValueFormatter( []( const QVariant & v )->QString
46{
47 if ( v.userType() == QMetaType::type( "QgsProcessingModelChildParameterSource" ) )
48 return v.value< QgsProcessingModelChildParameterSource >().staticValue().toString();
49 else
50 return v.toString();
51} )
52{
53 setupUi( this );
54
56
57 mSelectionList->setSelectionBehavior( QAbstractItemView::SelectRows );
58 mSelectionList->setSelectionMode( QAbstractItemView::ExtendedSelection );
59 mSelectionList->setDragDropMode( QAbstractItemView::InternalMove );
60
61 mButtonSelectAll = new QPushButton( tr( "Select All" ) );
62 mButtonBox->addButton( mButtonSelectAll, QDialogButtonBox::ActionRole );
63
64 mButtonClearSelection = new QPushButton( tr( "Clear Selection" ) );
65 mButtonBox->addButton( mButtonClearSelection, QDialogButtonBox::ActionRole );
66
67 mButtonToggleSelection = new QPushButton( tr( "Toggle Selection" ) );
68 mButtonBox->addButton( mButtonToggleSelection, QDialogButtonBox::ActionRole );
69
70 connect( mButtonSelectAll, &QPushButton::clicked, this, [ = ] { selectAll( true ); } );
71 connect( mButtonClearSelection, &QPushButton::clicked, this, [ = ] { selectAll( false ); } );
72 connect( mButtonToggleSelection, &QPushButton::clicked, this, &QgsProcessingMultipleSelectionPanelWidget::toggleSelection );
73
74 connect( mButtonBox, &QDialogButtonBox::accepted, this, &QgsProcessingMultipleSelectionPanelWidget::acceptClicked );
75 populateList( availableOptions, selectedOptions );
76
77 connect( mModel, &QStandardItemModel::itemChanged, this, &QgsProcessingMultipleSelectionPanelWidget::selectionChanged );
78
79 // When user moves an item, a new item is created and another one is removed, so we need to fire selectionChanged
80 // see https://github.com/qgis/QGIS/issues/44270
81 connect( mModel, &QStandardItemModel::rowsRemoved, this, &QgsProcessingMultipleSelectionPanelWidget::selectionChanged );
82}
83
84void QgsProcessingMultipleSelectionPanelWidget::setValueFormatter( const std::function<QString( const QVariant & )> &formatter )
85{
86 mValueFormatter = formatter;
87 // update item text using new formatter
88 for ( int i = 0; i < mModel->rowCount(); ++i )
89 {
90 mModel->item( i )->setText( mValueFormatter( mModel->item( i )->data( Qt::UserRole ) ) );
91 }
92}
93
94QVariantList QgsProcessingMultipleSelectionPanelWidget::selectedOptions() const
95{
96 QVariantList options;
97 options.reserve( mModel->rowCount() );
98 bool hasModelSources = false;
99 for ( int i = 0; i < mModel->rowCount(); ++i )
100 {
101 QStandardItem *item = mModel->item( i );
102 if ( !item )
103 {
104 continue;
105 }
106
107 if ( item->checkState() == Qt::Checked )
108 {
109 const QVariant option = item->data( Qt::UserRole );
110
111 if ( option.userType() == QMetaType::type( "QgsProcessingModelChildParameterSource" ) )
112 hasModelSources = true;
113
114 options << option;
115 }
116 }
117
118 if ( hasModelSources )
119 {
120 // if any selected value is a QgsProcessingModelChildParameterSource, then we need to upgrade them all
121 QVariantList originalOptions = options;
122 options.clear();
123 for ( const QVariant &option : originalOptions )
124 {
125 if ( option.userType() == QMetaType::type( "QgsProcessingModelChildParameterSource" ) )
126 options << option;
127 else
128 options << QVariant::fromValue( QgsProcessingModelChildParameterSource::fromStaticValue( option ) );
129 }
130 }
131
132 return options;
133}
134
135
136void QgsProcessingMultipleSelectionPanelWidget::selectAll( const bool checked )
137{
138 const QList<QStandardItem *> items = currentItems();
139 for ( QStandardItem *item : items )
140 {
141 item->setCheckState( checked ? Qt::Checked : Qt::Unchecked );
142 }
143}
144
145void QgsProcessingMultipleSelectionPanelWidget::toggleSelection()
146{
147 const QList<QStandardItem *> items = currentItems();
148 for ( QStandardItem *item : items )
149 {
150 item->setCheckState( item->checkState() == Qt::Unchecked ? Qt::Checked : Qt::Unchecked );
151 }
152}
153
154QList<QStandardItem *> QgsProcessingMultipleSelectionPanelWidget::currentItems()
155{
156 QList<QStandardItem *> items;
157 const QModelIndexList selection = mSelectionList->selectionModel()->selectedIndexes();
158 if ( selection.size() > 1 )
159 {
160 items.reserve( selection.size() );
161 for ( const QModelIndex &index : selection )
162 {
163 items << mModel->itemFromIndex( index );
164 }
165 }
166 else
167 {
168 items.reserve( mModel->rowCount() );
169 for ( int i = 0; i < mModel->rowCount(); ++i )
170 {
171 items << mModel->item( i );
172 }
173 }
174 return items;
175}
176
177void QgsProcessingMultipleSelectionPanelWidget::populateList( const QVariantList &availableOptions, const QVariantList &selectedOptions )
178{
179 mModel = new QStandardItemModel( this );
180
181 QVariantList remainingOptions = availableOptions;
182
183 // we add selected options first, keeping the existing order of options
184 for ( const QVariant &option : selectedOptions )
185 {
186// if isinstance(t, QgsProcessingModelChildParameterSource):
187// item = QStandardItem(t.staticValue())
188 // else:
189
190 addOption( option, mValueFormatter( option ), true );
191 remainingOptions.removeAll( option );
192 }
193
194 for ( const QVariant &option : std::as_const( remainingOptions ) )
195 {
196 addOption( option, mValueFormatter( option ), false );
197 }
198
199 mSelectionList->setModel( mModel );
200}
201
202QList< int> QgsProcessingMultipleSelectionPanelWidget::existingMapLayerFromMimeData( const QMimeData *data ) const
203{
205 QList<int> indexes;
206 for ( const QgsMimeDataUtils::Uri &u : uriList )
207 {
208 // is this uri from the current project?
209 if ( QgsMapLayer *layer = u.mapLayer() )
210 {
211 for ( int i = 0; i < mModel->rowCount(); ++i )
212 {
213 // try to match project layers to current layers
214 QString userRole = mModel->item( i )->data( Qt::UserRole ).toString();
215 if ( userRole == layer->id() || userRole == layer->source() )
216 {
217 indexes.append( i );
218 }
219 }
220 }
221 }
222 return indexes;
223}
224
225void QgsProcessingMultipleSelectionPanelWidget::dragEnterEvent( QDragEnterEvent *event )
226{
227 if ( !( event->possibleActions() & Qt::CopyAction ) )
228 return;
229
230 const QList< int> indexes = existingMapLayerFromMimeData( event->mimeData() );
231 if ( !indexes.isEmpty() )
232 {
233 // dragged an acceptable layer, phew
234 event->setDropAction( Qt::CopyAction );
235 event->accept();
236 }
237}
238
239void QgsProcessingMultipleSelectionPanelWidget::dropEvent( QDropEvent *event )
240{
241 if ( !( event->possibleActions() & Qt::CopyAction ) )
242 return;
243
244 const QList< int> indexes = existingMapLayerFromMimeData( event->mimeData() );
245 if ( !indexes.isEmpty() )
246 {
247 // dropped an acceptable layer, phew
248 setFocus( Qt::MouseFocusReason );
249 event->setDropAction( Qt::CopyAction );
250 event->accept();
251
252 for ( const int i : indexes )
253 {
254 mModel->item( i )->setCheckState( Qt::Checked );
255 }
256 emit selectionChanged();
257 }
258}
259
260void QgsProcessingMultipleSelectionPanelWidget::addOption( const QVariant &value, const QString &title, bool selected, bool updateExistingTitle )
261{
262 // don't add duplicate options
263 for ( int i = 0; i < mModel->rowCount(); ++i )
264 {
265 if ( mModel->item( i )->data( Qt::UserRole ) == value ||
266 ( mModel->item( i )->data( Qt::UserRole ).userType() == QMetaType::type( "QgsProcessingModelChildParameterSource" ) &&
267 value.userType() == QMetaType::type( "QgsProcessingModelChildParameterSource" ) &&
268 mModel->item( i )->data( Qt::UserRole ).value< QgsProcessingModelChildParameterSource >() ==
269 value.value< QgsProcessingModelChildParameterSource >() )
270 )
271 {
272 if ( updateExistingTitle )
273 mModel->item( i )->setText( title );
274 return;
275 }
276 }
277
278 std::unique_ptr< QStandardItem > item = std::make_unique< QStandardItem >( title );
279 item->setData( value, Qt::UserRole );
280 item->setCheckState( selected ? Qt::Checked : Qt::Unchecked );
281 item->setCheckable( true );
282 item->setDropEnabled( false );
283 mModel->appendRow( item.release() );
284}
285
286//
287// QgsProcessingMultipleSelectionDialog
288//
289
290
291
292QgsProcessingMultipleSelectionDialog::QgsProcessingMultipleSelectionDialog( const QVariantList &availableOptions, const QVariantList &selectedOptions, QWidget *parent, Qt::WindowFlags flags )
293 : QDialog( parent, flags )
294{
295 setWindowTitle( tr( "Multiple Selection" ) );
296 QVBoxLayout *vLayout = new QVBoxLayout();
297 mWidget = new QgsProcessingMultipleSelectionPanelWidget( availableOptions, selectedOptions );
298 vLayout->addWidget( mWidget );
299 mWidget->buttonBox()->addButton( QDialogButtonBox::Cancel );
300 connect( mWidget->buttonBox(), &QDialogButtonBox::accepted, this, &QDialog::accept );
301 connect( mWidget->buttonBox(), &QDialogButtonBox::rejected, this, &QDialog::reject );
302 setLayout( vLayout );
303}
304
305void QgsProcessingMultipleSelectionDialog::setValueFormatter( const std::function<QString( const QVariant & )> &formatter )
306{
307 mWidget->setValueFormatter( formatter );
308}
309
310QVariantList QgsProcessingMultipleSelectionDialog::selectedOptions() const
311{
312 return mWidget->selectedOptions();
313}
314
315
316//
317// QgsProcessingMultipleInputPanelWidget
318//
319
320QgsProcessingMultipleInputPanelWidget::QgsProcessingMultipleInputPanelWidget( const QgsProcessingParameterMultipleLayers *parameter, const QVariantList &selectedOptions,
321 const QList<QgsProcessingModelChildParameterSource> &modelSources,
322 QgsProcessingModelAlgorithm *model, QWidget *parent )
323 : QgsProcessingMultipleSelectionPanelWidget( QVariantList(), selectedOptions, parent )
324 , mParameter( parameter )
325{
326 QPushButton *addFileButton = new QPushButton( tr( "Add File(s)…" ) );
327 connect( addFileButton, &QPushButton::clicked, this, &QgsProcessingMultipleInputPanelWidget::addFiles );
328 buttonBox()->addButton( addFileButton, QDialogButtonBox::ActionRole );
329
330 QPushButton *addDirButton = new QPushButton( tr( "Add Directory…" ) );
331 connect( addDirButton, &QPushButton::clicked, this, &QgsProcessingMultipleInputPanelWidget::addDirectory );
332 buttonBox()->addButton( addDirButton, QDialogButtonBox::ActionRole );
333 setAcceptDrops( true );
334 for ( const QgsProcessingModelChildParameterSource &source : modelSources )
335 {
336 addOption( QVariant::fromValue( source ), source.friendlyIdentifier( model ), false, true );
337 }
338}
339
340void QgsProcessingMultipleInputPanelWidget::setProject( QgsProject *project )
341{
342 if ( mParameter->layerType() != Qgis::ProcessingSourceType::File )
343 populateFromProject( project );
344}
345
346void QgsProcessingMultipleInputPanelWidget::addFiles()
347{
348 QgsSettings settings;
349 QString path = settings.value( QStringLiteral( "/Processing/LastInputPath" ), QDir::homePath() ).toString();
350
351 QString filter;
352 if ( const QgsFileFilterGenerator *generator = dynamic_cast< const QgsFileFilterGenerator * >( mParameter ) )
353 filter = generator->createFileFilter();
354 else
355 filter = QObject::tr( "All files (*.*)" );
356
357 const QStringList filenames = QFileDialog::getOpenFileNames( this, tr( "Select File(s)" ), path, filter );
358 if ( filenames.empty() )
359 return;
360
361 settings.setValue( QStringLiteral( "/Processing/LastInputPath" ), QFileInfo( filenames.at( 0 ) ).path() );
362
363 for ( const QString &file : filenames )
364 {
365 addOption( file, file, true );
366 }
367
368 emit selectionChanged();
369}
370
371void QgsProcessingMultipleInputPanelWidget::addDirectory()
372{
373 QgsSettings settings;
374 const QString path = settings.value( QStringLiteral( "/Processing/LastInputPath" ), QDir::homePath() ).toString();
375
376 const QString dir = QFileDialog::getExistingDirectory( this, tr( "Select Directory" ), path );
377 if ( dir.isEmpty() )
378 return;
379
380 settings.setValue( QStringLiteral( "/Processing/LastInputPath" ), dir );
381
382 QStringList nameFilters;
383 if ( const QgsFileFilterGenerator *generator = dynamic_cast< const QgsFileFilterGenerator * >( mParameter ) )
384 {
385 const QStringList extensions = QgsFileUtils::extensionsFromFilter( generator->createFileFilter() );
386 for ( const QString &extension : extensions )
387 {
388 nameFilters << QStringLiteral( "*.%1" ).arg( extension );
389 nameFilters << QStringLiteral( "*.%1" ).arg( extension.toUpper() );
390 nameFilters << QStringLiteral( "*.%1" ).arg( extension.toLower() );
391 }
392 }
393
394 QDirIterator it( dir, nameFilters, QDir::Files | QDir::NoSymLinks | QDir::NoDotAndDotDot, QDirIterator::Subdirectories );
395 while ( it.hasNext() )
396 {
397 const QString fullPath = it.next();
398 if ( fullPath.endsWith( QLatin1String( ".dbf" ), Qt::CaseInsensitive ) )
399 {
400 if ( QFileInfo::exists( QStringLiteral( "%1.shp" ).arg( fullPath.chopped( 4 ) ) ) ||
401 QFileInfo::exists( QStringLiteral( "%1.SHP" ).arg( fullPath.chopped( 4 ) ) ) )
402 {
403 // Skip DBFs that are sidecar files to a Shapefile
404 continue;
405 }
406 }
407 else if ( fullPath.endsWith( QLatin1String( ".aux.xml" ), Qt::CaseInsensitive ) ||
408 fullPath.endsWith( QLatin1String( ".shp.xml" ), Qt::CaseInsensitive ) )
409 {
410 // Skip XMLs that are sidecar files to datasets
411 continue;
412 }
413 addOption( fullPath, fullPath, true );
414 }
415 emit selectionChanged();
416}
417
418QList< int> QgsProcessingMultipleInputPanelWidget::existingMapLayerFromMimeData( const QMimeData *data ) const
419{
421 QList<int> indexes;
422 for ( const QgsMimeDataUtils::Uri &u : uriList )
423 {
424 // is this uri from the current project?
425 if ( QgsMapLayer *layer = u.mapLayer() )
426 {
427 for ( int i = 0; i < mModel->rowCount(); ++i )
428 {
429 // try to match project layers to current layers
430 const QString userRole = mModel->item( i )->data( Qt::UserRole ).toString();
431 if ( userRole == layer->id() || userRole == layer->source() )
432 {
433 indexes.append( i );
434 }
435 }
436 }
437 }
438 return indexes;
439}
440
441void QgsProcessingMultipleInputPanelWidget::dragEnterEvent( QDragEnterEvent *event )
442{
443 if ( !( event->possibleActions() & Qt::CopyAction ) )
444 return;
445
446 const QList< int> indexes = existingMapLayerFromMimeData( event->mimeData() );
447 if ( !indexes.isEmpty() )
448 {
449 // dragged an acceptable layer, phew
450 event->setDropAction( Qt::CopyAction );
451 event->accept();
452 }
453}
454
455void QgsProcessingMultipleInputPanelWidget::dropEvent( QDropEvent *event )
456{
457 if ( !( event->possibleActions() & Qt::CopyAction ) )
458 return;
459
460 const QList< int> indexes = existingMapLayerFromMimeData( event->mimeData() );
461 if ( !indexes.isEmpty() )
462 {
463 // dropped an acceptable layer, phew
464 setFocus( Qt::MouseFocusReason );
465 event->setDropAction( Qt::CopyAction );
466 event->accept();
467
468 for ( const int i : indexes )
469 {
470 mModel->item( i )->setCheckState( Qt::Checked );
471 }
472 emit selectionChanged();
473 }
474}
475
476void QgsProcessingMultipleInputPanelWidget::populateFromProject( QgsProject *project )
477{
478 connect( project, &QgsProject::layerRemoved, this, [&]( const QString & layerId )
479 {
480 for ( int i = 0; i < mModel->rowCount(); ++i )
481 {
482 const QStandardItem *item = mModel->item( i );
483 if ( item->data( Qt::UserRole ) == layerId )
484 {
485 bool isChecked = ( item->checkState() == Qt::Checked );
486 mModel->removeRow( i );
487
488 if ( isChecked )
489 emit selectionChanged();
490
491 break;
492 }
493 }
494 } );
495
496 QgsSettings settings;
497 auto addLayer = [&]( const QgsMapLayer * layer )
498 {
499 const QString authid = layer->crs().authid();
500 QString title;
501 if ( settings.value( QStringLiteral( "Processing/Configuration/SHOW_CRS_DEF" ), true ).toBool() && !authid.isEmpty() )
502 title = QStringLiteral( "%1 [%2]" ).arg( layer->name(), authid );
503 else
504 title = layer->name();
505
506
507 QString id = layer->id();
508 if ( layer == project->mainAnnotationLayer() )
509 id = QStringLiteral( "main" );
510
511 for ( int i = 0; i < mModel->rowCount(); ++i )
512 {
513 // try to match project layers to current layers
514 if ( mModel->item( i )->data( Qt::UserRole ) == layer->id() )
515 {
516 id = layer->id();
517 break;
518 }
519 else if ( mModel->item( i )->data( Qt::UserRole ) == layer->source() )
520 {
521 id = layer->source();
522 break;
523 }
524 }
525
526 addOption( id, title, false, true );
527 };
528
529 switch ( mParameter->layerType() )
530 {
532 break;
533
535 {
536 const QList<QgsRasterLayer *> options = QgsProcessingUtils::compatibleRasterLayers( project, false );
537 for ( const QgsRasterLayer *layer : options )
538 {
539 addLayer( layer );
540 }
541 break;
542 }
543
545 {
546 const QList<QgsMeshLayer *> options = QgsProcessingUtils::compatibleMeshLayers( project, false );
547 for ( const QgsMeshLayer *layer : options )
548 {
549 addLayer( layer );
550 }
551
552 break;
553 }
554
556 {
557 const QList<QgsPluginLayer *> options = QgsProcessingUtils::compatiblePluginLayers( project, false );
558 for ( const QgsPluginLayer *layer : options )
559 {
560 addLayer( layer );
561 }
562
563 break;
564 }
565
567 {
568 const QList<QgsAnnotationLayer *> options = QgsProcessingUtils::compatibleAnnotationLayers( project, false );
569 for ( const QgsAnnotationLayer *layer : options )
570 {
571 addLayer( layer );
572 }
573
574 break;
575 }
576
578 {
579 const QList<QgsPointCloudLayer *> options = QgsProcessingUtils::compatiblePointCloudLayers( project, false );
580 for ( const QgsPointCloudLayer *layer : options )
581 {
582 addLayer( layer );
583 }
584
585 break;
586 }
587
589 {
590 const QList<QgsVectorTileLayer *> options = QgsProcessingUtils::compatibleVectorTileLayers( project, false );
591 for ( const QgsVectorTileLayer *layer : options )
592 {
593 addLayer( layer );
594 }
595
596 break;
597 }
598
601 {
602 const QList<QgsVectorLayer *> options = QgsProcessingUtils::compatibleVectorLayers( project, QList< int >() << static_cast<int>( mParameter->layerType() ) );
603 for ( const QgsVectorLayer *layer : options )
604 {
605 addLayer( layer );
606 }
607
608 break;
609 }
610
612 {
613 const QList<QgsVectorLayer *> vectors = QgsProcessingUtils::compatibleVectorLayers( project, QList< int >() );
614 for ( const QgsVectorLayer *layer : vectors )
615 {
616 addLayer( layer );
617 }
618 const QList<QgsRasterLayer *> rasters = QgsProcessingUtils::compatibleRasterLayers( project );
619 for ( const QgsRasterLayer *layer : rasters )
620 {
621 addLayer( layer );
622 }
623 const QList<QgsMeshLayer *> meshes = QgsProcessingUtils::compatibleMeshLayers( project );
624 for ( const QgsMeshLayer *layer : meshes )
625 {
626 addLayer( layer );
627 }
628 const QList<QgsPluginLayer *> plugins = QgsProcessingUtils::compatiblePluginLayers( project );
629 for ( const QgsPluginLayer *layer : plugins )
630 {
631 addLayer( layer );
632 }
633 const QList<QgsPointCloudLayer *> pointClouds = QgsProcessingUtils::compatiblePointCloudLayers( project );
634 for ( const QgsPointCloudLayer *layer : pointClouds )
635 {
636 addLayer( layer );
637 }
638 const QList<QgsAnnotationLayer *> annotations = QgsProcessingUtils::compatibleAnnotationLayers( project );
639 for ( const QgsAnnotationLayer *layer : annotations )
640 {
641 addLayer( layer );
642 }
643
644 break;
645 }
646
650 {
651 const QList<QgsVectorLayer *> vectors = QgsProcessingUtils::compatibleVectorLayers( project, QList< int >() << static_cast< int >( mParameter->layerType() ) );
652 for ( const QgsVectorLayer *layer : vectors )
653 {
654 addLayer( layer );
655 }
656 break;
657 }
658 }
659}
660
661//
662// QgsProcessingMultipleInputDialog
663//
664
665QgsProcessingMultipleInputDialog::QgsProcessingMultipleInputDialog( const QgsProcessingParameterMultipleLayers *parameter, const QVariantList &selectedOptions,
666 const QList< QgsProcessingModelChildParameterSource > &modelSources, QgsProcessingModelAlgorithm *model, QWidget *parent, Qt::WindowFlags flags )
667 : QDialog( parent, flags )
668{
669 setWindowTitle( tr( "Multiple Selection" ) );
670 QVBoxLayout *vLayout = new QVBoxLayout();
671 mWidget = new QgsProcessingMultipleInputPanelWidget( parameter, selectedOptions, modelSources, model );
672 vLayout->addWidget( mWidget );
673 mWidget->buttonBox()->addButton( QDialogButtonBox::Cancel );
674 connect( mWidget->buttonBox(), &QDialogButtonBox::accepted, this, &QDialog::accept );
675 connect( mWidget->buttonBox(), &QDialogButtonBox::rejected, this, &QDialog::reject );
676 setLayout( vLayout );
677 setAcceptDrops( true );
678}
679
680QVariantList QgsProcessingMultipleInputDialog::selectedOptions() const
681{
682 return mWidget->selectedOptions();
683}
684
685void QgsProcessingMultipleInputDialog::setProject( QgsProject *project )
686{
687 mWidget->setProject( project );
688}
689
690
@ File
Files (i.e. non map layer sources, such as text files)
@ Annotation
Annotation layers.
@ Vector
Tables (i.e. vector layers with or without geometry). When used for a sink this indicates the sink ha...
@ VectorTile
Vector tile layers.
@ MapLayer
Any map layer type (raster, vector, mesh, point cloud, annotation or plugin layer)
@ VectorAnyGeometry
Any vector layer with geometry.
@ VectorPoint
Vector point layers.
@ VectorPolygon
Vector polygon layers.
@ VectorLine
Vector line layers.
@ PointCloud
Point cloud layers.
Represents a map layer containing a set of georeferenced annotations, e.g.
Abstract interface for classes which generate a file filter string.
static QStringList extensionsFromFilter(const QString &filter)
Returns a list of the extensions contained within a file filter string.
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:194
Base class for all map layer types.
Definition qgsmaplayer.h:75
Represents a mesh layer supporting display of data on structured or unstructured meshes.
QList< QgsMimeDataUtils::Uri > UriList
static UriList decodeUriList(const QMimeData *data)
Base class for any widget that can be shown as a inline panel.
Base class for plugin layers.
Represents a map layer supporting display of point clouds.
A parameter for processing algorithms which accepts multiple map layers.
static QList< QgsAnnotationLayer * > compatibleAnnotationLayers(QgsProject *project, bool sort=true)
Returns a list of annotation layers from a project which are compatible with the processing framework...
static QList< QgsRasterLayer * > compatibleRasterLayers(QgsProject *project, bool sort=true)
Returns a list of raster layers from a project which are compatible with the processing framework.
static QList< QgsPluginLayer * > compatiblePluginLayers(QgsProject *project, bool sort=true)
Returns a list of plugin layers from a project which are compatible with the processing framework.
static QList< QgsVectorLayer * > compatibleVectorLayers(QgsProject *project, const QList< int > &sourceTypes=QList< int >(), bool sort=true)
Returns a list of vector layers from a project which are compatible with the processing framework.
static QList< QgsVectorTileLayer * > compatibleVectorTileLayers(QgsProject *project, bool sort=true)
Returns a list of vector tile layers from a project which are compatible with the processing framewor...
static QList< QgsPointCloudLayer * > compatiblePointCloudLayers(QgsProject *project, bool sort=true)
Returns a list of point cloud layers from a project which are compatible with the processing framewor...
static QList< QgsMeshLayer * > compatibleMeshLayers(QgsProject *project, bool sort=true)
Returns a list of mesh layers from a project which are compatible with the processing framework.
Encapsulates a QGIS project, including sets of map layers and their styles, layouts,...
Definition qgsproject.h:107
QgsAnnotationLayer * mainAnnotationLayer()
Returns the main annotation layer associated with the project.
void layerRemoved(const QString &layerId)
Emitted after a layer was removed from the registry.
Represents a raster layer.
This class is a composition of two QSettings instances:
Definition qgssettings.h:64
QVariant value(const QString &key, const QVariant &defaultValue=QVariant(), Section section=NoSection) const
Returns the value for setting key.
void setValue(const QString &key, const QVariant &value, QgsSettings::Section section=QgsSettings::NoSection)
Sets the value of setting key to value.
Represents a vector layer which manages a vector based data sets.
Implements a map layer that is dedicated to rendering of vector tiles.