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.
 *
 * 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_Array.h>
#include <UT/UT_String.h>
#include <UT/UT_Undo.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
    OP_UNDO_BUNDLE_PATTERN              // Smart bundle pattern change
};

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

    void                 undo() override;
    void                 redo() override;

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

    UT_String            myBundleName;
    UT_String            myOldBundleName;
    UT_String *          myPattern;
    const OP_BundleFilter       *myFilter;
    int                  myLockFlag:1;
    int                  myPatternNode;
    UT_Array<int>        myNodeIds;
    OP_UndoBundleOperation myOperation;
};
#endif