1 files changed, 67 insertions, 0 deletions
diff --git a/krita/sdk/kis_undo_adapter.h b/krita/sdk/kis_undo_adapter.h
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+/*
+ *  Copyright (c) 2003 Patrick Julien <[email protected]>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+
+#ifndef KIS_UNDO_ADAPTER_H_
+#define KIS_UNDO_ADAPTER_H_
+
+#include <qglobal.h>
+
+class QString;
+class KCommand;
+
+/**
+ * Undo listeners want to be notified of undo and redo actions.
+ * add notification is given _before_ the command is added to the
+ * stack.
+ * execute notification is given on undo and redo
+ */
+class KisCommandHistoryListener {
+
+public:
+
+    KisCommandHistoryListener(){};
+    
+    virtual void notifyCommandAdded(KCommand * cmd) = 0;
+    virtual void notifyCommandExecuted(KCommand * cmd) = 0;
+};
+
+class KisUndoAdapter {
+public:
+    KisUndoAdapter() {};
+    virtual ~KisUndoAdapter() {};
+
+public:
+    
+    virtual void setCommandHistoryListener(const KisCommandHistoryListener *) = 0;
+    virtual void removeCommandHistoryListener(const KisCommandHistoryListener *) = 0;
+    
+    virtual KCommand * presentCommand() = 0;
+    virtual void addCommand(KCommand *cmd) = 0;
+    virtual void setUndo(bool undo) = 0;
+    virtual bool undo() const = 0;
+    virtual void beginMacro(const QString& macroName) = 0;
+    virtual void endMacro() = 0;
+
+private:
+    KisUndoAdapter(const KisUndoAdapter&);
+    KisUndoAdapter& operator=(const KisUndoAdapter&);
+};
+
+
+#endif // KIS_UNDO_ADAPTER_H_
+