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/***************************************************************************
* *
* 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. *
* *
* copyright (C) 2002-2006 *
* Umbrello UML Modeller Authors <uml-devel@uml.sf.net> *
***************************************************************************/
#ifndef UMLCLIPBOARD_H
#define UMLCLIPBOARD_H
#include "../associationwidgetlist.h"
#include "../umlobjectlist.h"
#include "../umllistviewitemlist.h"
#include "../umllistviewitem.h"
#include "../umlviewlist.h"
#include "../umlwidgetlist.h"
class IDChangeLog;
class TQMimeSource;
/**
* This class manages the uml's interaction with the KDE
* Clipboard. It makes possible to copy stuff from one uml
* instance to another one.
*
* @short Clipboard management class
* @author Gustavo Madrigal
* Bugs and comments to uml-devel@lists.sf.net or http://bugs.trinitydesktop.org
*/
class UMLClipboard : public TQObject {
Q_OBJECT
public:
/**
* Constructor.
*/
UMLClipboard();
/**
* Deconstructor.
*/
virtual ~UMLClipboard();
/**
* Inserts the clipboard's contents.
*
* @param Data Pointer to the MIME format clipboard data.
* @return True for successful operation.
*/
bool paste(TQMimeSource* Data);
/**
* Copies the selected stuff from the list view or current diagram
* to a TQMimeSource ready to be put in the clipboard.
*
* @return Pointer to the created clipboard data.
*/
TQMimeSource* copy(bool fromView = false);
/// Enumeration that codes the different types of UML clips.
enum UMLCopyType
{
clip1 = 1, ///<UMLObjects (not diagrams)
clip2 = 2, ///<UMLObjects, UMLListViewItems (not diagrams) and diagrams
clip3 = 3, ///<UMLListViewItems (not diagrams)
clip4 = 4, ///<UMLObjects, Associations and UMLWidgets
clip5 = 5 ///<Only Attributes and Operations
};
private:
/**
* Cleans the list of associations taking out the ones
* that point to an object not in m_ObjectList.
*
* @param associations The list of associations to process.
*/
void CleanAssociations(AssociationWidgetList& associations);
/**
* If clipboard has mime type application/x-uml-clip1,
* pastes the data from the clipboard.
*
* @param data Pointer to the source clip.
* @return True for successful operation.
*/
bool pasteClip1(TQMimeSource* data);
/**
* If clipboard has mime type application/x-uml-clip2,
* pastes the data from the clipboard.
*
* @param data Pointer to the source clip.
* @return True for successful operation.
*/
bool pasteClip2(TQMimeSource* data);
/**
* If clipboard has mime type application/x-uml-clip3,
* pastes the data from the clipboard.
*
* @param data Pointer to the source clip.
* @return True for successful operation.
*/
bool pasteClip3(TQMimeSource* data);
/**
* If clipboard has mime type application/x-uml-clip4,
* pastes the data from the clipboard.
*
* @param data Pointer to the source clip.
* @return True for successful operation.
*/
bool pasteClip4(TQMimeSource* data);
/**
* If clipboard has mime type application/x-uml-clip5,
* pastes the data from the clipboard.
*
* @param data Pointer to the source clip.
* @return True for successful operation.
*/
bool pasteClip5(TQMimeSource* data);
/**
* When pasting widgets see if they can be pasted on
* different diagram types. Will return true if all the
* widgets to be pasted can be. At the moment this only
* includes NoteWidgets and lines of text.
*
* @param widgetList List of widgets to examine.
* @return True if all widgets can be put on different diagrams.
*/
bool checkPasteWidgets(UMLWidgetList & widgetList);
UMLObjectList m_ObjectList;
UMLListViewItemList m_ItemList;
UMLWidgetList m_WidgetList;
AssociationWidgetList m_AssociationList;
UMLViewList m_ViewList;
UMLCopyType m_type; ///< Type of copy operation to perform.
private:
/**
* Fills the member lists with all the objects and other
* stuff to be copied to the clipboard.
*/
bool fillSelectionLists(UMLListViewItemList& SelectedItems);
/**
* Checks the whole list to determine the copy action
* type to be * performed, sets the type in the m_type
* member variable.
*/
void setCopyType(UMLListViewItemList& SelectedItems);
/**
* Searches the child items of a UMLListViewItem to
* establish which Copy type is to be perfomed.
*/
void checkItemForCopyType(UMLListViewItem* Item,
bool& WithDiagrams,
bool& WithObjects,
bool& OnlyAttsOps);
/**
* Adds the children of a UMLListViewItem to m_ItemList.
*/
bool insertItemChildren(UMLListViewItem* Item,
UMLListViewItemList& SelectedItems);
/**
* Inserts the data of the children of the given item
* into the item data list. Used for clip type 4. Used
* to make * sure classes have all the attributes and
* operations saved.
*/
bool insertItemChildren(UMLListViewItem* item);
/**
* Pastes the children of a UMLListViewItem (The Parent)
*/
bool pasteChildren(UMLListViewItem* parent, IDChangeLog *chgLog);
/**
* Gives a `sorry' message box if you're pasting an item which
* already exists and can't be duplicated.
*/
void pasteItemAlreadyExists();
};
#endif
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