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129 lines
3.7 KiB
129 lines
3.7 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) 2002-2006 *
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* Umbrello UML Modeller Authors <uml-devel@uml.sf.net> *
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***************************************************************************/
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#ifndef ACTIVITYWIDGET_H
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#define ACTIVITYWIDGET_H
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#include "umlwidget.h"
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#include "worktoolbar.h"
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#define ACTIVITY_MARGIN 5
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#define ACTIVITY_WIDTH 30
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#define ACTIVITY_HEIGHT 10
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/**
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* This class is the graphical version of a UML Activity. A ActivityWidget is created
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* by a @ref UMLView. An ActivityWidget belongs to only one @ref UMLView instance.
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* When the @ref UMLView instance that this class belongs to, it will be automatically deleted.
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*
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* The ActivityWidget class inherits from the @ref UMLWidget class which adds most of the functionality
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* to this class.
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*
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* @short A graphical version of a UML Activity.
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* @author Paul Hensgen <phensgen@techie.com>
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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 ActivityWidget : public UMLWidget {
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TQ_OBJECT
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public:
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enum ActivityType
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{
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Initial = 0,
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Normal,
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End,
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Branch
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};
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/**
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* Creates a Activity widget.
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*
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* @param view The parent of the widget.
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* @param activityType The type of activity.
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* @param id The ID to assign (-1 will prompt a new ID.)
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*/
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explicit ActivityWidget( UMLView * view, ActivityType activityType = Normal, Uml::IDType id = Uml::id_None );
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/**
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* destructor
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*/
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virtual ~ActivityWidget();
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/**
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* Overrides the standard paint event.
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*/
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void draw(TQPainter & p, int offsetX, int offsetY);
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/**
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* Overrides Method from UMLWidget.
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*/
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void constrain(int& width, int& height);
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/**
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* Returns the type of activity.
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*/
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ActivityType getActivityType() const;
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/**
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* Sets the type of activity.
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*/
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void setActivityType( ActivityType activityType );
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/**
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* Show a properties dialog for an ActivityWidget.
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*/
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void showProperties();
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/**
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* Determines whether a toolbar button represents an Activity.
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* CHECK: currently unused - can this be removed?
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*
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* @param tbb The toolbar button enum input value.
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* @param resultType The ActivityType corresponding to tbb.
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* This is only set if tbb is an Activity.
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* @return True if tbb represents an Activity.
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*/
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static bool isActivity( WorkToolBar::ToolBar_Buttons tbb,
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ActivityType& resultType );
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/**
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* Saves the widget to the "activitywidget" XMI element.
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*/
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void saveToXMI( TQDomDocument & qDoc, TQDomElement & qElement );
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/**
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* Loads the widget from the "activitywidget" XMI element.
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*/
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bool loadFromXMI( TQDomElement & qElement );
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protected:
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/**
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* Overrides method from UMLWidget
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*/
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TQSize calculateSize();
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/**
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* Type of activity.
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*/
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ActivityType m_ActivityType;
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public slots:
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/**
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* Captures any popup menu signals for menus it created.
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*/
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void slotMenuSelection(int sel);
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};
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#endif
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