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54 lines
1.7 KiB
C++
54 lines
1.7 KiB
C++
//////////////////////////////////////////////////////////////////////////
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//
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// pgAdmin III - PostgreSQL Tools
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//
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// Copyright (C) 2002 - 2016, The pgAdmin Development Team
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// This software is released under the PostgreSQL Licence
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//
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// hdCollectionBase.h - A Collection Interface for ERD
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//
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//////////////////////////////////////////////////////////////////////////
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#ifndef HDCOLLECTIONBASE_H
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#define HDCOLLECTIONBASE_H
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// App headers
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#include "hotdraw/main/hdObject.h"
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// This class it's like an interface (but with not all advantages of this at runtime)
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// If in a future I just don't want to use an array, simple implement this abstract class again
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// with the new data structure.
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class hdIteratorBase : wxObject
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{
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public:
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hdIteratorBase() {};
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virtual hdObject *Current() = 0;
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virtual hdObject *Next() = 0;
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virtual bool HasNext() = 0;
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virtual void ResetIterator() = 0;
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};
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class hdCollectionBase : wxObject
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{
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public:
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hdCollectionBase() {};
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virtual ~hdCollectionBase() {};
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virtual void addItem(hdObject *item) = 0;
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virtual void removeItem(hdObject *item) = 0;
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virtual void removeItemAt(int index) = 0;
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virtual hdObject *getItemAt(int index) = 0;
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virtual hdIteratorBase *createIterator() = 0;
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virtual hdIteratorBase *createDownIterator() = 0;
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virtual int count() = 0;
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virtual bool existsObject(hdObject *item) = 0;
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virtual int getIndex(hdObject *item) = 0;
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virtual void insertAtIndex(hdObject *item, int index) = 0;
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virtual void replaceAtIndex(hdObject *item, int index) = 0;
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virtual void bringToFront(hdObject *item) = 0;
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virtual void sendToBack(hdObject *item) = 0;
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virtual void deleteAll() = 0;
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virtual void removeAll() = 0; //remove all items from collection without deleting.
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};
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#endif
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