Add raster widget to data source manager dialog

Also:
- created source select widget for GDAL provider
- created source select widget for OGR provider
- added addVecorLayers signal to the base class

Author: elpaso

python/gui/qgsabstractdatasourcewidget.sip

@@ -82,6 +82,14 @@ Emitted when a raster layer has been selected for addition
 Emitted when a vector layer has been selected for addition
 %End
 
+    void addVectorLayers( const QStringList &layerQStringList, const QString &enc, const QString &dataSourceType );
+%Docstring
+ Emitted when one or more OGR supported layers are selected for addition
+ \param layerQStringList list of layers protocol URIs
+ \param enc encoding
+ \param dataSourceType string (can be "file" or "database")
+%End
+
     void progress( int, int );
 %Docstring
 Emitted when a progress dialog is shown by the provider dialog

src/app/qgisapp.cpp

@@ -294,7 +294,6 @@ Q_GUI_EXPORT extern int qt_defaultDpiX();
 #include "qgsuserprofile.h"
 
 #include "qgssublayersdialog.h"
-#include "ogr/qgsopenvectorlayerdialog.h"
 #include "ogr/qgsvectorlayersaveasdialog.h"
 
 #include "qgsosmdownloaddialog.h"

src/gui/CMakeLists.txt

@@ -179,10 +179,8 @@ SET(QGIS_GUI_SRCS
   locator/qgslocatorfilter.cpp
   locator/qgslocatorwidget.cpp
 
-  ogr/qgsopenvectorlayerdialog.cpp
   ogr/qgsogrhelperfunctions.cpp
   ogr/qgsnewogrconnection.cpp
-  ogr/qgsopenvectorlayerdialog.cpp
   ogr/qgsvectorlayersaveasdialog.cpp
 
   qgisinterface.cpp
@@ -508,7 +506,6 @@ SET(QGIS_GUI_MOC_HDRS
   qgsdatasourcemanagerdialog.h
   qgsabstractdatasourcewidget.h
 
-  ogr/qgsopenvectorlayerdialog.h
   ogr/qgsnewogrconnection.h
   ogr/qgsvectorlayersaveasdialog.h
 
@@ -718,7 +715,6 @@ SET(QGIS_GUI_HDRS
   qgsdatasourcemanagerdialog.h
   qgsabstractdatasourcewidget.h
 
-  ogr/qgsopenvectorlayerdialog.h
   ogr/qgsogrhelperfunctions.h
   ogr/qgsnewogrconnection.h
   ogr/qgsvectorlayersaveasdialog.h
@@ -816,7 +812,6 @@ SET(QGIS_GUI_UI_HDRS
   ${CMAKE_CURRENT_BINARY_DIR}/../ui/ui_qgssqlcomposerdialogbase.h
   ${CMAKE_CURRENT_BINARY_DIR}/../ui/ui_qgssublayersdialogbase.h
   ${CMAKE_CURRENT_BINARY_DIR}/../ui/ui_qgstablewidgetuibase.h
-  ${CMAKE_CURRENT_BINARY_DIR}/../ui/ui_qgsopenvectorlayerdialogbase.h
 )
 
 IF(ENABLE_MODELTEST)

src/gui/ogr/qgsopenvectorlayerdialog.h

@@ -95,9 +95,6 @@ class GUI_EXPORT QgsOpenVectorLayerDialog : public QgsAbstractDataSourceWidget,
     void on_cmbConnections_currentIndexChanged( const QString &text );
     void on_buttonBox_helpRequested() { QgsHelp::openHelp( QStringLiteral( "working_with_vector/supported_data.html#loading-a-layer-from-a-file" ) ); }
 
-  signals:
-    //! Emitted when in embedded mode
-    void addVectorLayers( const QStringList &layerQStringList, const QString &enc, const QString &dataSourceType );
 };
 
 #endif // QGSOPENVECTORDIALOG_H

src/gui/qgsabstractdatasourcewidget.h

@@ -86,6 +86,13 @@ class GUI_EXPORT QgsAbstractDataSourceWidget : public QDialog
     //! Emitted when a vector layer has been selected for addition
     void addVectorLayer( const QString &uri, const QString &layerName );
 
+    /** Emitted when one or more OGR supported layers are selected for addition
+     * \param layerQStringList list of layers protocol URIs
+     * \param enc encoding
+     * \param dataSourceType string (can be "file" or "database")
+     */
+    void addVectorLayers( const QStringList &layerQStringList, const QString &enc, const QString &dataSourceType );
+
     //! Emitted when a progress dialog is shown by the provider dialog
     void progress( int, int );
 

src/gui/qgsdatasourcemanagerdialog.cpp

@@ -22,7 +22,6 @@
 #include "qgsbrowserdockwidget.h"
 #include "qgssettings.h"
 #include "qgsproviderregistry.h"
-#include "qgsopenvectorlayerdialog.h"
 #include "qgsabstractdatasourcewidget.h"
 #include "qgsmapcanvas.h"
 
@@ -56,26 +55,13 @@ QgsDataSourceManagerDialog::QgsDataSourceManagerDialog( QWidget *parent, QgsMapC
   connect( mBrowserWidget, &QgsBrowserDockWidget::connectionsChanged, this, &QgsDataSourceManagerDialog::connectionsChanged );
   connect( this, &QgsDataSourceManagerDialog::updateProjectHome, mBrowserWidget, &QgsBrowserDockWidget::updateProjectHome );
 
-  // VECTOR Layers (completely different interface: it's not a provider)
-  QgsOpenVectorLayerDialog *ovl = new QgsOpenVectorLayerDialog( this, Qt::Widget, QgsProviderRegistry::WidgetMode::Embedded );
-  ui->mOptionsStackedWidget->addWidget( ovl );
-  QListWidgetItem *ogrItem = new QListWidgetItem( tr( "Vector" ), ui->mOptionsListWidget );
-  ogrItem->setIcon( QgsApplication::getThemeIcon( QStringLiteral( "/mActionAddOgrLayer.svg" ) ) );
-  ogrItem->setToolTip( tr( "Add Vector layer" ) );
-  connect( ovl, &QgsOpenVectorLayerDialog::addVectorLayers, this, &QgsDataSourceManagerDialog::vectorLayersAdded );
-  connect( ovl, &QgsOpenVectorLayerDialog::rejected, this, &QgsDataSourceManagerDialog::reject );
-  mPageNames.append( QStringLiteral( "ogr" ) );
-
-  // RASTER (forward to app)
-  ui->mOptionsStackedWidget->addWidget( new QWidget() );
-  QListWidgetItem *rasterItem = new QListWidgetItem( tr( "Raster" ), ui->mOptionsListWidget );
-  rasterItem->setIcon( QgsApplication::getThemeIcon( QStringLiteral( "/mActionAddRasterLayer.svg" ) ) );
-  rasterItem->setToolTip( tr( "Open a GDAL Supported Raster Data Source" ) );
-  mPageNames.append( QStringLiteral( "raster" ) );
-
   // Add data provider dialogs
   QWidget *dlg = nullptr;
 
+  addVectorProviderDialog( QStringLiteral( "ogr" ), tr( "Vector" ), QStringLiteral( "/mActionAddOgrLayer.svg" ) );
+
+  addRasterProviderDialog( QStringLiteral( "gdal" ), tr( "Raster" ), QStringLiteral( "/mActionAddRasterLayer.svg" ) );
+
   addVectorProviderDialog( QStringLiteral( "delimitedtext" ), tr( "Delimited Text" ), QStringLiteral( "/mActionAddDelimitedTextLayer.svg" ) );
 
 #ifdef HAVE_POSTGRESQL
@@ -133,11 +119,6 @@ void QgsDataSourceManagerDialog::setCurrentPage( int index )
   mPreviousRow = ui->mOptionsStackedWidget->currentIndex();
   ui->mOptionsStackedWidget->setCurrentIndex( index );
   setWindowTitle( tr( "Data Source Manager | %1" ).arg( ui->mOptionsListWidget->currentItem()->text() ) );
-  if ( 0 <= index && index < mPageNames.size() && mPageNames.at( index ) == QStringLiteral( "raster" ) )
-  {
-    emit addRasterLayer();
-    QTimer::singleShot( 0, this, &QgsDataSourceManagerDialog::setPreviousPage );
-  }
 }
 
 void QgsDataSourceManagerDialog::setPreviousPage()
@@ -231,6 +212,7 @@ QgsAbstractDataSourceWidget *QgsDataSourceManagerDialog::addVectorProviderDialog
   {
     connect( dlg, &QgsAbstractDataSourceWidget::addVectorLayer, this, [ = ]( const QString & vectorLayerPath, const QString & baseName )
     { this->vectorLayerAdded( vectorLayerPath, baseName, providerKey ); } );
+    connect( dlg, &QgsAbstractDataSourceWidget::addVectorLayers, this, &QgsDataSourceManagerDialog::vectorLayersAdded );
     connect( this,  SIGNAL( providerDialogsRefreshRequested() ), dlg, SLOT( refresh() ) );
   }
   return dlg;

src/providers/gdal/CMakeLists.txt

@@ -2,10 +2,12 @@ SET(GDAL_SRCS
   qgsgdalproviderbase.cpp
   qgsgdalprovider.cpp
   qgsgdaldataitems.cpp
+  qgsgdalsourceselect.cpp
 )
 SET(GDAL_MOC_HDRS
   qgsgdalprovider.h
   qgsgdaldataitems.h
+  qgsgdalsourceselect.h
 )
 
 INCLUDE_DIRECTORIES (

src/providers/gdal/qgsgdalsourceselect.cpp

@@ -0,0 +1,48 @@
+/***************************************************************************
+                          qgsgdalsourceselect.h
+                             -------------------
+    begin                : August 05 2017
+    copyright            : (C) 2017 by Alessandro Pasotti
+    email                : apasotti at boundlessgeo dot com
+ ***************************************************************************/
+
+/***************************************************************************
+ *                                                                         *
+ *   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 "qgsgdalsourceselect.h"
+#include "qgsproviderregistry.h"
+
+QgsGdalSourceSelect::QgsGdalSourceSelect( QWidget *parent, Qt::WindowFlags fl, QgsProviderRegistry::WidgetMode widgetMode ):
+  QgsAbstractDataSourceWidget( parent, fl, widgetMode )
+{
+  setupUi( this );
+  setupButtons( buttonBox );
+  mQgsFileWidget->setFilter( QgsProviderRegistry::instance()->fileRasterFilters() );
+  connect( mQgsFileWidget, &QgsFileWidget::fileChanged, this, [ = ]( const QString & path )
+  {
+    mRasterPath = path;
+    emit enableButtons( ! mRasterPath.isEmpty() );
+  } );
+}
+
+QgsGdalSourceSelect::~QgsGdalSourceSelect()
+{
+
+}
+
+void QgsGdalSourceSelect::addButtonClicked()
+{
+  QFileInfo baseName( mRasterPath );
+  emit addRasterLayer( mRasterPath, baseName.baseName(), QStringLiteral( "gdal" ) );
+}
+
+QGISEXTERN QgsGdalSourceSelect *selectWidget( QWidget *parent, Qt::WindowFlags fl, QgsProviderRegistry::WidgetMode widgetMode )
+{
+  return new QgsGdalSourceSelect( parent, fl, widgetMode );
+}

src/providers/gdal/qgsgdalsourceselect.h

@@ -0,0 +1,47 @@
+/***************************************************************************
+                          qgsgdalsourceselect.h
+                             -------------------
+    begin                : August 05 2017
+    copyright            : (C) 2017 by Alessandro Pasotti
+    email                : apasotti at boundlessgeo dot com
+ ***************************************************************************/
+
+/***************************************************************************
+ *                                                                         *
+ *   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.                                   *
+ *                                                                         *
+ ***************************************************************************/
+#ifndef QGGDALSOURCESELECT_H
+#define QGGDALSOURCESELECT_H
+
+#include "ui_qgsgdalsourceselectbase.h"
+#include "qgsabstractdatasourcewidget.h"
+
+
+/** \class QgsGdalSourceSelect
+ * \brief Dialog to select GDAL supported rasters
+ */
+class QgsGdalSourceSelect : public QgsAbstractDataSourceWidget, private Ui::QgsGdalSourceSelectBase
+{
+    Q_OBJECT
+
+  public:
+    //! Constructor
+    QgsGdalSourceSelect( QWidget *parent = nullptr, Qt::WindowFlags fl = QgsGuiUtils::ModalDialogFlags, QgsProviderRegistry::WidgetMode widgetMode = QgsProviderRegistry::WidgetMode::None );
+
+    ~QgsGdalSourceSelect();
+
+  public slots:
+    //! Determines the tables the user selected and closes the dialog
+    void addButtonClicked() override;
+
+  private:
+
+    QString mRasterPath;
+
+};
+
+#endif // QGGDALSOURCESELECT_H

src/providers/ogr/CMakeLists.txt

@@ -5,9 +5,15 @@ SET (OGR_SRCS
     qgsogrfeatureiterator.cpp
     qgsogrconnpool.cpp
     qgsogrexpressioncompiler.cpp
+    qgsogrsourceselect.cpp
 )
 
-SET(OGR_MOC_HDRS qgsogrprovider.h qgsogrdataitems.h qgsogrconnpool.h)
+SET(OGR_MOC_HDRS
+    qgsogrprovider.h
+    qgsogrdataitems.h
+    qgsogrconnpool.h
+    qgsogrsourceselect.h
+)
 
 ########################################################
 # Build
@@ -20,9 +26,11 @@ INCLUDE_DIRECTORIES(
   ${CMAKE_SOURCE_DIR}/src/core/metadata
   ${CMAKE_SOURCE_DIR}/src/core/symbology-ng
   ${CMAKE_SOURCE_DIR}/src/core/expression
+  ${CMAKE_SOURCE_DIR}/src/gui
 
   ${CMAKE_BINARY_DIR}/src/core
   ${CMAKE_BINARY_DIR}/src/gui
+  ${CMAKE_BINARY_DIR}/src/ui
 )
 INCLUDE_DIRECTORIES(SYSTEM
   ${GDAL_INCLUDE_DIR}
@@ -35,6 +43,14 @@ ADD_LIBRARY(ogrprovider MODULE ${OGR_SRCS} ${OGR_MOC_SRCS})
 TARGET_LINK_LIBRARIES(ogrprovider
   qgis_core
 )
+
+
+IF (WITH_GUI)
+  TARGET_LINK_LIBRARIES (ogrprovider
+    qgis_gui
+  )
+ENDIF ()
+
 IF (MSVC)
   #needed for linking to gdal which needs odbc
   SET(TARGET_LINK_LIBRARIES ${TARGET_LINK_LIBRARIE} odbc32 odbccp32)