src/apps/haikudepot/edits_generic/EditStack.h

   1 /*
   2  * Copyright 2012, Stephan Aßmus <superstippi@gmx.de>
   3  * Distributed under the terms of the MIT License.
   4  */
   5
   6 #ifndef EDIT_STACK_H
   7 #define EDIT_STACK_H
   8
   9 #include "List.h"
  10 #include "UndoableEdit.h"
  11
  12 class EditStack {
  13 public:
  14                                                                 EditStack();
  15         virtual                                         ~EditStack();
  16
  17                         bool                            Push(const UndoableEditRef& edit);
  18                         UndoableEditRef         Pop();
  19
  20                         const UndoableEditRef&  Top() const;
  21
  22                         bool                            IsEmpty() const;
  23
  24 private:
  25                         typedef List<UndoableEditRef, false>    EditList;
  26
  27                         EditList                        fEdits;
  28 };
  29
  30 #endif // EDIT_STACK_H