Add wxTreeListCtrl::EnsureVisible().

Just forward this to the wxDataViewCtrl method with the same name.

Closes #16937.

include/wx/treelist.h

@@ -313,6 +313,7 @@ public:
     void SelectAll();
     void UnselectAll();
 
+    void EnsureVisible(wxTreeListItem item);
 
     // Checkbox handling
     // -----------------

interface/wx/treelist.h

@@ -710,6 +710,13 @@ public:
      */
     void UnselectAll();
 
+    /**
+        Call this to ensure that the given item is visible.
+
+        @since 3.1.0
+     */
+    void EnsureVisible(wxTreeListItem item);
+
     //@}
 
 

src/generic/treelist.cpp

@@ -1400,6 +1400,14 @@ void wxTreeListCtrl::UnselectAll()
     m_view->UnselectAll();
 }
 
+void wxTreeListCtrl::EnsureVisible(wxTreeListItem item)
+{
+    wxCHECK_RET( m_view, "Must create first" );
+
+    m_view->EnsureVisible(m_model->ToDVI(item));
+}
+
+
 // ----------------------------------------------------------------------------
 // Checkbox handling
 // ----------------------------------------------------------------------------