release: 0.0.20

[lilypond.git] / flower / pcursor.hh

diff --git a/flower/pcursor.hh b/flower/pcursor.hh
index eeaa866ea8b4b95f199544c2ab46f2b9045f79f1..a6b99c9097526d771aa099289d1e0ec8541b850b 100644 (file)
--- a/flower/pcursor.hh
+++ b/flower/pcursor.hh
@@ -13,10 +13,22 @@
 template<class T>
 struct PCursor : private Cursor<void *> {
     friend class IPointerList<T>;
+
+    /// delete contents
+    void junk();
 public:
     Cursor<void*>::ok;
     Cursor<void*>::del;
     Cursor<void*>::backspace;
+    T get() {
+       T p = ptr();
+       Cursor<void*>::del();
+       return p;
+    }
+    T get_prev() {
+       (*this)--;
+       return get();
+    }
     
     PointerList<T> &list() { return (PointerList<T>&)Cursor<void*>::list(); }
     PCursor<T> operator++(int) { return Cursor<void*>::operator++(0);}