OP/OP_GroupList.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:
 *      Side Effects
 *      477 Richmond Street West
 *      Toronto, Ontario
 *      Canada   M5V 3E7
 *      416-504-9876
 *
 * NAME:        OP library (C++)
 *
 * COMMENTS:    
 *
 * BUGS:
 *
 */

#ifndef __OP_GroupList_h__
#define __OP_GroupList_h__

#include "OP_API.h"
#include "OP_Error.h"
#include <UT/UT_PtrArray.h>
#include <SYS/SYS_Types.h>

class OP_Node;
class OP_Network;
class OP_Group;

class OP_API OP_GroupList : public UT_PtrArray<OP_Group *>
{
public:
                 OP_GroupList(OP_Network *owner);
    virtual     ~OP_GroupList();

    void         clearAndDestroy();     // Destroy all groups

    OP_Group    *createGroup(const char *name, fpreal x = .0F, fpreal y = .0F);
    OP_Group      *findGroup(const char *name) const;
    int          deleteGroup(const char *name);
    int          deleteGroup(OP_Group *group);
//
//  getMembers will provide an array of pointers to all groups in the list.
//  If the internal flag is zero this will not include internal groups.
//
    int          getMembers(UT_PtrArray<OP_Group *> &list, int internal=0) const;
//
//  getMemberships will provide an array of pointers to the groups that
//  the specified node is a member of. The return value is the number of
//  groups returned. If the internal flag is set the list will include
//  internal groups.
//
    int          getMemberships(const OP_Node *node,
                                UT_PtrArray<OP_Group *> &list,
                                int internal=0) const;

//
//  saveCount returns the number of groups that would be saved if you
//  performed a save operation. This does not count internal groups.
//
    int          saveCount() const;
    void         saveToClipboard(ostream &os, int all=0, int list=0) const;
    bool         loadFromClipboard(UT_IStream &is, const char *path) const;
    OP_ERROR     save(ostream &os, int binary = 0);
    bool         load(UT_IStream &is, int merge = 0);

    void         clearUndoFlags();

private:
    OP_Network  *myNetwork;
};

#endif

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