add (unemitted) signals to provider source selectors to silence data

source manager connection warnings

python/gui/qgsowssourceselect.sip

@@ -106,8 +106,6 @@ Stores the selected datasource whenerver it is changed
 Add some default wms servers to the list
 %End
 
-    void on_mDialogButtonBox_helpRequested();
-
   signals:
     void addRasterLayer( const QString &rasterLayerPath,
                          const QString &baseName,

src/app/qgisapp.h

@@ -805,7 +805,7 @@ class APP_EXPORT QgisApp : public QMainWindow, private Ui::MainWindow
      */
     bool addVectorLayers( const QStringList &layerQStringList, const QString &enc, const QString &dataSourceType );
 
-    /** Overloaded vesion of the private addRasterLayer()
+    /** Overloaded version of the private addRasterLayer()
       Method that takes a list of file names instead of prompting
       user with a dialog.
       \returns true if successfully added layer(s)

src/app/qgsclipboard.cpp

@@ -61,10 +61,7 @@ void QgsClipboard::replaceWithCopyOf( QgsVectorLayer *src )
   mFeatureFields = src->fields();
   mFeatureClipboard = src->selectedFeatures();
   mCRS = src->crs();
-  layerDestroyed();
   mSrcLayer = src;
-  connect( mSrcLayer, &QObject::destroyed, this, &QgsClipboard::layerDestroyed );
-
   QgsDebugMsg( "replaced QGis clipboard." );
 
   setSystemClipboard();
@@ -78,19 +75,12 @@ void QgsClipboard::replaceWithCopyOf( QgsFeatureStore &featureStore )
   mFeatureFields = featureStore.fields();
   mFeatureClipboard = featureStore.features();
   mCRS = featureStore.crs();
-  disconnect( mSrcLayer, &QObject::destroyed, this, &QgsClipboard::layerDestroyed );
   mSrcLayer = nullptr;
   setSystemClipboard();
   mUseSystemClipboard = false;
   emit changed();
 }
 
-void QgsClipboard::layerDestroyed()
-{
-  disconnect( mSrcLayer, &QObject::destroyed, this, &QgsClipboard::layerDestroyed );
-  mSrcLayer = nullptr;
-}
-
 QString QgsClipboard::generateClipboardText() const
 {
   QgsSettings settings;

src/app/qgsclipboard.h

@@ -21,6 +21,7 @@
 #include <QList>
 #include <QMap>
 #include <QObject>
+#include <QPointer>
 
 #include "qgsfields.h"
 #include "qgsfeature.h"
@@ -148,10 +149,6 @@ class APP_EXPORT QgsClipboard : public QObject
     //! Emitted when content changed
     void changed();
 
-  private slots:
-    //! source layer destroyed
-    void layerDestroyed();
-
   private:
 
     /**
@@ -184,7 +181,7 @@ class APP_EXPORT QgsClipboard : public QObject
     QgsFeatureList mFeatureClipboard;
     QgsFields mFeatureFields;
     QgsCoordinateReferenceSystem mCRS;
-    QgsVectorLayer *mSrcLayer = nullptr;
+    QPointer<QgsVectorLayer> mSrcLayer;
 
     //! True when the data from the system clipboard should be read
     bool mUseSystemClipboard;

src/gui/qgsdatasourcemanagerdialog.cpp

@@ -168,12 +168,12 @@ void QgsDataSourceManagerDialog::setPreviousPage()
 
 void QgsDataSourceManagerDialog::rasterLayerAdded( const QString &uri, const QString &baseName, const QString &providerKey )
 {
-  emit( addRasterLayer( uri, baseName, providerKey ) );
+  emit addRasterLayer( uri, baseName, providerKey );
 }
 
 void QgsDataSourceManagerDialog::vectorLayerAdded( const QString &vectorLayerPath, const QString &baseName, const QString &providerKey )
 {
-  emit( addVectorLayer( vectorLayerPath, baseName, providerKey ) );
+  emit addVectorLayer( vectorLayerPath, baseName, providerKey );
 }
 
 void QgsDataSourceManagerDialog::vectorLayersAdded( const QStringList &layerQStringList, const QString &enc, const QString &dataSourceType )

src/gui/qgsdatasourcemanagerdialog.h

@@ -79,7 +79,7 @@ class GUI_EXPORT QgsDataSourceManagerDialog : public QgsOptionsDialogBase, priva
     //! Emitted when a raster layer was selected for addition: for signal forwarding to QgisApp
     void addRasterLayer( QString const &uri, QString const &baseName, QString const &providerKey );
     //! Emitted when the user wants to select a raster layer: for signal forwarding to QgisApp
-    void addRasterLayer( );
+    void addRasterLayer();
     //! Emitted when a vector layer was selected for addition: for signal forwarding to QgisApp
     void addVectorLayer( const QString &vectorLayerPath, const QString &baseName, const QString &providerKey );
     //! Replace the selected layer by a vector layer defined by uri, layer name, data source uri

src/gui/qgsowssourceselect.h

@@ -106,8 +106,6 @@ class GUI_EXPORT QgsOWSSourceSelect : public QDialog, protected Ui::QgsOWSSource
     //! Add some default wms servers to the list
     void on_mAddDefaultButton_clicked();
 
-    void on_mDialogButtonBox_helpRequested() { QgsContextHelp::run( metaObject()->className() ); }
-
   signals:
     void addRasterLayer( const QString &rasterLayerPath,
                          const QString &baseName,

src/providers/arcgisrest/qgsamssourceselect.h

@@ -30,6 +30,11 @@ class QgsAmsSourceSelect: public QgsSourceSelectDialog
   public:
     QgsAmsSourceSelect( QWidget *parent, Qt::WindowFlags fl, QgsProviderRegistry::WidgetMode widgetMode =  QgsProviderRegistry::WidgetMode::None );
 
+  signals:
+    void addRasterLayer( QString const &rasterLayerPath,
+                         QString const &baseName,
+                         QString const &providerKey );
+
   protected:
     bool connectToService( const QgsOwsConnection &connection ) override;
     QString getLayerURI( const QgsOwsConnection &connection,

src/providers/db2/qgsdb2sourceselect.h

@@ -111,6 +111,8 @@ class QgsDb2SourceSelect : public QDialog, private Ui::QgsDbSourceSelectBase
     void addDatabaseLayers( QStringList const &layerPathList, QString const &providerKey );
     void connectionsChanged();
     void addGeometryColumn( QgsDb2LayerProperty );
+    void progress( int, int );
+    void progressMessage( QString );
 
   public slots:
     //! Determines the tables the user selected and closes the dialog

src/providers/mssql/qgsmssqlsourceselect.h

@@ -81,6 +81,8 @@ class QgsMssqlSourceSelect : public QDialog, private Ui::QgsDbSourceSelectBase
     void addDatabaseLayers( QStringList const &layerPathList, QString const &providerKey );
     void connectionsChanged();
     void addGeometryColumn( const QgsMssqlLayerProperty & );
+    void progress( int, int );
+    void progressMessage( QString );
 
   public slots:
     //! Determines the tables the user selected and closes the dialog

src/providers/spatialite/qgsspatialitesourceselect.h

@@ -97,6 +97,8 @@ class QgsSpatiaLiteSourceSelect: public QDialog, private Ui::QgsDbSourceSelectBa
   signals:
     void connectionsChanged();
     void addDatabaseLayers( QStringList const &paths, QString const &providerKey );
+    void progress( int, int );
+    void progressMessage( QString );
 
   private:
     enum Columns