OP/OP_UndoBundle.h

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/*
 * PROPRIETARY INFORMATION.  This software is proprietary to
 * Side Effects Software Inc., and is not to be reproduced,
 * transmitted, or disclosed in any way without written permission.
 *
 * Produced by:
 *      Ramin Kamal
 *      Side Effects Software Inc
 *      477 Richmond Street West
 *      Toronto, Ontario
 *      Canada   M5V 3E7
 *      416-504-9876
 *
 * NAME:        OP_UndoBundle.h ( Operator Library, C++)
 *
 * COMMENTS:
 *              This is the Undo class that is responsible for undoing all
 *              changes to OP bundles. It even handles creation and deletion.
 */

#ifndef __OP_UndoBundle__
#define __OP_UndoBundle__

#include "OP_API.h"
#include <UT/UT_Undo.h>
#include <UT/UT_IntArray.h>

class OP_Bundle;
class OP_BundleFilter;

enum OP_UndoBundleOperation
{
    OP_UNDO_BUNDLE_CREATE,              // Create a new bundle
    OP_UNDO_BUNDLE_DELETE,              // Delete a bundle
    OP_UNDO_BUNDLE_MODIFY,              // Add/Remove ops to a bundle
    OP_UNDO_BUNDLE_FILTER,              // Change bundle filter
    OP_UNDO_BUNDLE_LOCK_FLAG,           // Change flag
    OP_UNDO_BUNDLE_NAME                 // Name change
};

class OP_API OP_UndoBundle : public UT_Undo
{
public:
                         OP_UndoBundle(OP_Bundle *, OP_UndoBundleOperation);
                         OP_UndoBundle(OP_Bundle *, const char *oldname);
    virtual             ~OP_UndoBundle();

    virtual void         undo();
    virtual void         redo();

private:
    void                 resetSize();
    void                 swap(OP_Bundle *bundle);
    void                 swapFilter(OP_Bundle *bundle);
    void                 swapName();

    UT_String            myBundleName;
    UT_String            myPattern;
    const OP_BundleFilter       *myFilter;
    int                  myLockFlag:1;
    int                  myPatternNode;
    UT_IntArray          myNodeIds;
    OP_UndoBundleOperation myOperation;
};
#endif

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