diff --git a/interface/wx/grid.h b/interface/wx/grid.h
index 4bda2cb709..dc25dbd3fd 100644
--- a/interface/wx/grid.h
+++ b/interface/wx/grid.h
@@ -2810,6 +2810,13 @@ public:
     */
     void AutoSizeRows(bool setAsMin = true);
 
+    /**
+        Returns @true if the cell value can overflow.
+
+        A cell can overflow if the next cell in the row is empty.
+    */
+    bool GetCellOverflow(int row, int col) const;
+
     /**
         Returns the current height of the column labels.
     */
@@ -2835,6 +2842,11 @@ public:
      */
     bool IsColShown(int col) const;
 
+    /**
+        Returns @true if the cells can overflow by default.
+    */
+    bool GetDefaultCellOverflow() const;
+
     /**
         Returns the default height for column labels.
     */
@@ -2880,6 +2892,11 @@ public:
      */
     bool IsRowShown(int row) const;
 
+    /**
+        Sets the overflow permission of the cell.
+    */
+    void SetCellOverflow(int row, int col, bool allow);
+
     /**
         Sets the height of the column labels.
 
@@ -2947,6 +2964,11 @@ public:
     void ShowCol(int col);
 
 
+    /**
+        Sets the default overflow permission of the cells.
+    */
+    void SetDefaultCellOverflow( bool allow );
+
     /**
         Sets the default width for columns in the grid.