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Add const modifier to undo2::UndoHistory::prev/next/cmd member functions

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This commit is contained in:
David Capello 2015-01-15 10:04:26 -03:00
parent 13040cba5d
commit 9efd84153b
1 changed files with 3 additions and 3 deletions
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6
src/undo2/undo_state.h
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@ -18,9 +18,9 @@ namespace undo2 {
class UndoState {
friend class UndoHistory;
public:
UndoState* prev() { return m_prev; }
UndoState* next() { return m_next; }
UndoCommand* cmd() { return m_cmd; }
UndoState* prev() const { return m_prev; }
UndoState* next() const { return m_next; }
UndoCommand* cmd() const { return m_cmd; }
private:
UndoState* m_prev;
UndoState* m_next;