ENH: Add ctk::modelChildIndex implementation accepting const model

This will avoid explicit use of "const_cast" when function "ctk::modelChildIndex" is called from const functions.
commontk · Dec 18, 2021 · 7413a7e · 7413a7e
1 parent 0e368d7
commit 7413a7e
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diff --git a/Libs/Core/ctkUtils.cpp b/Libs/Core/ctkUtils.cpp
@@ -519,3 +519,9 @@ QModelIndex ctk::modelChildIndex(QAbstractItemModel* item, const QModelIndex &pa
   return parent.child(row, column);
 #endif
 }
+
+//------------------------------------------------------------------------------
+QModelIndex ctk::modelChildIndex(const QAbstractItemModel* item, const QModelIndex &parent, int row, int column)
+{
+  return ctk::modelChildIndex(const_cast<QAbstractItemModel*>(item), parent, row, column);
+}
diff --git a/Libs/Core/ctkUtils.h b/Libs/Core/ctkUtils.h
@@ -218,12 +218,15 @@ CTK_CORE_EXPORT QTextStream &flush(QTextStream &stream);
 CTK_CORE_EXPORT QTextStream & endl(QTextStream &stream);
 
 
+///@{
 /// \ingroup Core
 /// \brief Returns the child of the model index that is stored in the given row and column.
 ///
 /// This method was added so that the same code compiles without deprecation warnings
 /// pre and post Qt 5.8.
 CTK_CORE_EXPORT QModelIndex modelChildIndex(QAbstractItemModel* item, const QModelIndex &parent, int row, int column);
+CTK_CORE_EXPORT QModelIndex modelChildIndex(const QAbstractItemModel* item, const QModelIndex &parent, int row, int column);
+///}@
 }
 
 #endif