1 files changed, 124 insertions, 0 deletions
diff --git a/intern/action/intern/ACT_CallbackAction.h b/intern/action/intern/ACT_CallbackAction.h
new file mode 100644
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+++ b/intern/action/intern/ACT_CallbackAction.h
@@ -0,0 +1,124 @@
+/**
+ * $Id$
+ * ***** BEGIN GPL/BL DUAL LICENSE BLOCK *****
+ *
+ * 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. The Blender
+ * Foundation also sells licenses for use in proprietary software under
+ * the Blender License.  See http://www.blender.org/BL/ for information
+ * about this.
+ *
+ * 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ *
+ * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
+ * All rights reserved.
+ *
+ * The Original Code is: all of this file.
+ *
+ * Contributor(s): none yet.
+ *
+ * ***** END GPL/BL DUAL LICENSE BLOCK *****
+ */
+
+/**
+
+ * $Id$
+ * Copyright (C) 2001 NaN Technologies B.V.
+ * @author	Maarten Gribnau
+ * @date	June 17, 2001
+ */
+
+#ifndef _H_ACT_CALLBACK_ACTION_H
+#define _H_ACT_CALLBACK_ACTION_H
+
+#include "ACT_Action.h"
+#include "ACT_ActionC-Api.h"
+
+
+/**
+ * An action implementation that uses callbacks for undo and redo.
+ * @author	Maarten Gribnau
+ * @date	June 17, 2001
+ */
+
+class ACT_CallbackAction : public ACT_Action {
+public:
+	/**
+	 * Constructs an action with the given name .
+	 * @param	name		The name of the action.
+	 * @param	applied		State of the action after creation.
+	 * @param	data		Pointer to user data passed to the callbacks.
+	 * @param	applyProc	Callback invoked for apply action.
+	 * @param	undoProc	Callback invoked for undo action.
+	 */
+	ACT_CallbackAction(
+		STR_String& name,
+		bool applied,
+		ACT_ActionUserDataPtr data,
+		ACT_ActionApplyProcPtr applyProc,
+		ACT_ActionUndoProcPtr undoProc,
+		ACT_ActionDisposeProcPtr disposeProc)
+		: ACT_Action(name, applied), m_userData(data), m_applyProc(applyProc), m_undoProc(undoProc), m_disposeProc(disposeProc)
+	{
+	}
+
+	/**
+	 * Default destructor.
+	 * Will call the dispose callback.
+	 */
+	virtual ~ACT_CallbackAction()
+	{
+		// Should assert
+		m_disposeProc((ACT_ActionPtr)this, m_userData);
+	}
+
+
+protected:
+	/**
+	 * Calls the appropriate callback.
+	 */
+	inline virtual void doApply();
+
+	/**
+	 * Calls the appropriate callback.
+	 */
+	inline virtual void doUndo();
+
+	/** User data supplied at creation and passed to the callbacks. */
+	ACT_ActionUserDataPtr m_userData;
+
+	/** Callback invoked for apply action. */
+	ACT_ActionApplyProcPtr m_applyProc;
+
+	/** Callback invoked for undo action. */
+	ACT_ActionApplyProcPtr m_undoProc;
+
+	/** Callback invoked when the action is disposed. */
+	ACT_ActionDisposeProcPtr m_disposeProc;
+};
+
+
+inline void ACT_CallbackAction::doApply()
+{
+	// Should assert
+	m_applyProc((ACT_ActionPtr)this, m_userData);
+}
+
+
+inline void ACT_CallbackAction::doUndo()
+{
+	// Should assert
+	m_undoProc((ACT_ActionPtr)this, m_userData);
+}
+
+
+#endif // _H_ACT_CALLBACK_ACTION_H
+\ No newline at end of file