Add method to select a QgsDataItem directly in QgsBrowserTreeView

python/gui/auto_generated/qgsbrowsertreeview.sip.in

@@ -48,6 +48,15 @@ Returns the browser model
 
     void setSettingsSection( const QString &section );
 
+    bool setSelectedItem( QgsDataItem *item );
+%Docstring
+Sets the ``item`` currently selected in the view.
+
+Returns ``True`` if the item was found and could be selected.
+
+.. versionadded:: 3.28
+%End
+
   protected:
 
     virtual void keyPressEvent( QKeyEvent *event );

src/gui/qgsbrowsertreeview.cpp

@@ -21,6 +21,7 @@
 #include "qgsdataitem.h"
 
 #include <QKeyEvent>
+#include <QSortFilterProxyModel>
 
 QgsBrowserTreeView::QgsBrowserTreeView( QWidget *parent )
   : QTreeView( parent )
@@ -170,6 +171,24 @@ bool QgsBrowserTreeView::hasExpandedDescendant( const QModelIndex &index ) const
   return false;
 }
 
+bool QgsBrowserTreeView::setSelectedItem( QgsDataItem *item )
+{
+  if ( !mBrowserModel )
+    return false;
+
+  QModelIndex index = mBrowserModel->findItem( item );
+  if ( !index.isValid() )
+    return false;
+
+  if ( QSortFilterProxyModel *proxyModel = qobject_cast< QSortFilterProxyModel *>( model() ) )
+  {
+    index = proxyModel->mapFromSource( index );
+  }
+
+  setCurrentIndex( index );
+  return true;
+}
+
 // rowsInserted signal is used to continue in state restoring
 void QgsBrowserTreeView::rowsInserted( const QModelIndex &parentIndex, int start, int end )
 {

src/gui/qgsbrowsertreeview.h

@@ -21,6 +21,7 @@
 #include "qgis_gui.h"
 
 class QgsBrowserGuiModel;
+class QgsDataItem;
 
 /**
  * \ingroup gui
@@ -51,6 +52,15 @@ class GUI_EXPORT QgsBrowserTreeView : public QTreeView
     // Set section where to store settings (because we have 2 browser dock widgets)
     void setSettingsSection( const QString &section ) { mSettingsSection = section; }
 
+    /**
+     * Sets the \a item currently selected in the view.
+     *
+     * Returns TRUE if the item was found and could be selected.
+     *
+     * \since QGIS 3.28
+     */
+    bool setSelectedItem( QgsDataItem *item );
+
   protected:
 
     void keyPressEvent( QKeyEvent *event ) override;