Add crappy inappropriate icons for layout types

python/core/layout/qgsmasterlayoutinterface.sip

@@ -33,6 +33,11 @@ is transferred to the caller.
 Returns the layout's name.
 
 .. seealso:: :py:func:`setName()`
+%End
+
+    virtual QIcon icon() const = 0;
+%Docstring
+Returns an icon for the layout.
 %End
 
     virtual void setName( const QString &name ) = 0;

python/core/layout/qgsprintlayout.sip

@@ -30,6 +30,8 @@ Constructor for QgsPrintLayout.
 
     virtual QgsProject *layoutProject() const;
 
+    virtual QIcon icon() const;
+
 
     QgsLayoutAtlas *atlas();
 %Docstring

python/core/layout/qgsreport.sip

@@ -39,6 +39,8 @@ Note that ownership is not transferred to ``project``.
 %End
 
     virtual QString type() const;
+    virtual QIcon icon() const;
+
     virtual QgsProject *layoutProject() const;
     virtual QgsReport *clone() const /Factory/;
 

src/app/layout/qgslayoutmanagerdialog.cpp

@@ -523,6 +523,11 @@ QVariant QgsLayoutManagerModel::data( const QModelIndex &index, int role ) const
         return QVariant();
     }
 
+    case Qt::DecorationRole:
+    {
+      return mLayoutManager->layouts().at( index.row() )->icon();
+    }
+
     default:
       return QVariant();
   }

src/core/layout/qgsmasterlayoutinterface.h

@@ -19,6 +19,7 @@
 #include "qgis_core.h"
 #include "qgis_sip.h"
 #include <QString>
+#include <QIcon>
 
 /**
  * \ingroup core
@@ -45,6 +46,11 @@ class CORE_EXPORT QgsMasterLayoutInterface
      */
     virtual QString name() const = 0;
 
+    /**
+     * Returns an icon for the layout.
+     */
+    virtual QIcon icon() const = 0;
+
     /**
      * Sets the layout's name.
      * \see name()

src/core/layout/qgsprintlayout.cpp

@@ -48,6 +48,11 @@ QgsProject *QgsPrintLayout::layoutProject() const
   return project();
 }
 
+QIcon QgsPrintLayout::icon() const
+{
+  return QgsApplication::getThemeIcon( QStringLiteral( "mActionNewComposer.svg" ) );
+}
+
 QgsLayoutAtlas *QgsPrintLayout::atlas()
 {
   return mAtlas;

src/core/layout/qgsprintlayout.h

@@ -41,6 +41,7 @@ class CORE_EXPORT QgsPrintLayout : public QgsLayout, public QgsMasterLayoutInter
 
     QgsPrintLayout *clone() const override SIP_FACTORY;
     QgsProject *layoutProject() const override;
+    QIcon icon() const override;
 
     /**
      * Returns the print layout's atlas.

src/core/layout/qgsreport.cpp

@@ -24,6 +24,11 @@ QgsReport::QgsReport( QgsProject *project )
   , mProject( project )
 {}
 
+QIcon QgsReport::icon() const
+{
+  return QgsApplication::getThemeIcon( QStringLiteral( "processingResult.svg" ) );
+}
+
 QgsReport *QgsReport::clone() const
 {
   std::unique_ptr< QgsReport > copy = qgis::make_unique< QgsReport >( mProject );

src/core/layout/qgsreport.h

@@ -53,6 +53,7 @@ class CORE_EXPORT QgsReport : public QObject, public QgsAbstractReportSection, p
     QgsReport( QgsProject *project );
 
     QString type() const override { return QStringLiteral( "SectionReport" ); }
+    QIcon icon() const override;
     QgsProject *layoutProject() const override { return mProject; }
     QgsReport *clone() const override SIP_FACTORY;
     QString name() const override { return mName; }