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129 lines
4.0 KiB
129 lines
4.0 KiB
/***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* copyright (C) 2004-2006 *
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* Umbrello UML Modeller Authors <uml-devel@uml.sf.net> *
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***************************************************************************/
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#ifndef LINKWIDGET_H
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#define LINKWIDGET_H
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#include <tqfont.h>
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#include "umlnamespace.h"
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// forward declarations
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class UMLClassifier;
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class UMLOperation;
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class FloatingTextWidget;
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class UMLView;
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/**
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* This is an interface realized by AssociationWidget and MessageWidget.
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* The design of this interface was driven by the requirements of
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* class FloatingTextWidget. As the architecture of Umbrello evolves (for
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* example, if the class FloatingTextWidget is redesigned), it can be
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* cleaned up.
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*
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* @short Interface to FloatingTextWidget for AssociationWidget and MessageWidget.
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* @author Oliver Kellogg <okellogg@users.sourceforge.net>
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* Bugs and comments to uml-devel@lists.sf.net or http://bugs.trinitydesktop.org
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*/
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class LinkWidget {
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public:
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LinkWidget();
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virtual ~LinkWidget();
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/**
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* Sets the font the widget is to use.
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* Abstract operation implemented by inheriting classes.
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* Motivated by FloatingTextWidget::slotMenuSelection(mt_Operation)
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*
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* @param font Font to be set.
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*/
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virtual void lwSetFont(TQFont font) = 0;
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/**
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* Motivated by FloatingTextWidget::slotMenuSelection(mt_Operation)
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*/
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virtual UMLClassifier *getOperationOwner();
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/**
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* Motivated by FloatingTextWidget::slotMenuSelection(mt_Operation)
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*/
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virtual UMLOperation *getOperation() = 0;
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/**
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* Motivated by FloatingTextWidget::slotMenuSelection(mt_Operation)
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*/
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virtual void setOperation(UMLOperation *op) = 0;
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/**
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* Motivated by getOperationText()
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*/
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virtual TQString getCustomOpText() = 0;
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/**
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* Motivated by FloatingTextWidget::slotMenuSelection(mt_Operation)
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*/
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virtual void setCustomOpText(const TQString &opText) = 0;
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/**
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* Uses getOperation() if set, else calls getCustomOpText().
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*/
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TQString getOperationText(UMLView *view = NULL);
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/**
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* Motivated by FloatingTextWidget::slotMenuSelection(mt_Reset_Label_Positions)
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* Only applies to AssociationWidget.
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*/
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virtual void resetTextPositions();
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/**
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* Motivated by FloatingTextWidget::setMessageText()
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*/
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virtual void setMessageText(FloatingTextWidget *ft) = 0;
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/**
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* Motivated by FloatingTextWidget::handleRename()
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*/
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virtual void setText(FloatingTextWidget *ft, const TQString &newText) = 0;
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/**
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* Motivated by FloatingTextWidget::mouseDoubleClickEvent()
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* Only applies to AssociationWidget.
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*/
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virtual bool showDialog();
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/**
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* Motivated by FloatingTextWidget::showOpDlg()
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*/
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virtual UMLClassifier *getSeqNumAndOp(TQString& seqNum, TQString& op) = 0;
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/**
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* Motivated by FloatingTextWidget::showOpDlg()
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*/
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virtual void setSeqNumAndOp(const TQString &seqNum, const TQString &op) = 0;
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/**
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* Abstract operation implemented by inheriting classes.
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* Motivated by FloatingTextWidget::mouseMoveEvent()
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*/
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virtual void constrainTextPos(int &textX, int &textY,
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int textWidth, int textHeight,
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Uml::Text_Role tr) = 0;
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/**
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* Motivated by FloatingTextWidget::setLink().
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* Only applies to AssociationWidget.
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*/
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virtual void calculateNameTextSegment();
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};
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#endif
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