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Diffstat (limited to 'umbrello/umbrello/statewidget.cpp')
| -rw-r--r-- | umbrello/umbrello/statewidget.cpp | 297 |
1 files changed, 297 insertions, 0 deletions
diff --git a/umbrello/umbrello/statewidget.cpp b/umbrello/umbrello/statewidget.cpp new file mode 100644 index 00000000..9d104234 --- /dev/null +++ b/umbrello/umbrello/statewidget.cpp @@ -0,0 +1,297 @@ +/*************************************************************************** + * * + * 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> * + ***************************************************************************/ + +// own header +#include "statewidget.h" + +// qt includes +#include <qevent.h> + +// kde includes +#include <klocale.h> +#include <kdebug.h> +#include <kinputdialog.h> + +// app includes +#include "uml.h" +#include "umldoc.h" +#include "docwindow.h" +#include "umlwidget.h" +#include "umlview.h" +#include "dialogs/statedialog.h" +#include "listpopupmenu.h" + +StateWidget::StateWidget(UMLView * view, StateType stateType, Uml::IDType id) + : UMLWidget(view, id) { + UMLWidget::setBaseType(Uml::wt_State); + m_StateType = stateType; + m_Text = "State"; + updateComponentSize(); +} + +StateWidget::~StateWidget() {} + +void StateWidget::draw(QPainter & p, int offsetX, int offsetY) { + UMLWidget::setPen(p); + const int w = width(); + const int h = height(); + switch (m_StateType) + { + case Normal : + if(UMLWidget::getUseFillColour()) + p.setBrush(UMLWidget::getFillColour()); + { + const QFontMetrics &fm = getFontMetrics(FT_NORMAL); + const int fontHeight = fm.lineSpacing(); + int textStartY = (h / 2) - (fontHeight / 2); + const int count = m_Activities.count(); + if( count == 0 ) { + p.drawRoundRect(offsetX, offsetY, w, h, (h*40)/w, (w*40)/h); + p.setPen(Qt::black); + QFont font = UMLWidget::getFont(); + font.setBold( false ); + p.setFont( font ); + p.drawText(offsetX + STATE_MARGIN, offsetY + textStartY, + w - STATE_MARGIN * 2, fontHeight, + Qt::AlignCenter, getName()); + UMLWidget::setPen(p); + } else { + p.drawRoundRect(offsetX, offsetY, w, h, (h*40)/w, (w*40)/h); + textStartY = offsetY + STATE_MARGIN; + p.setPen(Qt::black); + QFont font = UMLWidget::getFont(); + font.setBold( true ); + p.setFont( font ); + p.drawText(offsetX + STATE_MARGIN, textStartY, w - STATE_MARGIN * 2, + fontHeight, Qt::AlignCenter, getName()); + font.setBold( false ); + p.setFont( font ); + UMLWidget::setPen(p); + int linePosY = textStartY + fontHeight; + + QStringList::Iterator end(m_Activities.end()); + for( QStringList::Iterator it(m_Activities.begin()); it != end; ++it ) { + textStartY += fontHeight; + p.drawLine( offsetX, linePosY, offsetX + w - 1, linePosY ); + p.setPen(Qt::black); + p.drawText(offsetX + STATE_MARGIN, textStartY, w - STATE_MARGIN * 2 - 1, + fontHeight, Qt::AlignCenter, *it); + UMLWidget::setPen(p); + linePosY += fontHeight; + }//end for + }//end else + } + break; + case Initial : + p.setBrush( WidgetBase::getLineColor() ); + p.drawEllipse( offsetX, offsetY, w, h ); + break; + case End : + p.setBrush( WidgetBase::getLineColor() ); + p.drawEllipse( offsetX, offsetY, w, h ); + p.setBrush( Qt::white ); + p.drawEllipse( offsetX + 1, offsetY + 1, w - 2, h - 2 ); + p.setBrush( WidgetBase::getLineColor() ); + p.drawEllipse( offsetX + 3, offsetY + 3, w - 6, h - 6 ); + break; + default: + kWarning() << "Unknown state type:" << m_StateType << endl; + break; + } + if(m_bSelected) + drawSelected(&p, offsetX, offsetY); +} + +QSize StateWidget::calculateSize() { + int width = 10, height = 10; + if ( m_StateType == Normal ) { + const QFontMetrics &fm = getFontMetrics(FT_BOLD); + const int fontHeight = fm.lineSpacing(); + int textWidth = fm.width(getName()); + const int count = m_Activities.count(); + height = fontHeight; + if( count > 0 ) { + height = fontHeight * ( count + 1); + + QStringList::Iterator end(m_Activities.end()); + for( QStringList::Iterator it(m_Activities.begin()); it != end; ++it ) { + int w = fm.width( *it ); + if( w > textWidth ) + textWidth = w; + }//end for + }//end if + width = textWidth > STATE_WIDTH?textWidth:STATE_WIDTH; + height = height > STATE_HEIGHT?height:STATE_HEIGHT; + width += STATE_MARGIN * 2; + height += STATE_MARGIN * 2; + } + + return QSize(width, height); +} + +void StateWidget::setName(const QString &strName) { + m_Text = strName; + updateComponentSize(); + adjustAssocs( getX(), getY() ); +} + +QString StateWidget::getName() const { + return m_Text; +} + +StateWidget::StateType StateWidget::getStateType() const { + return m_StateType; +} + +void StateWidget::setStateType( StateType stateType ) { + m_StateType = stateType; +} + +void StateWidget::slotMenuSelection(int sel) { + bool done = false; + bool ok = false; + QString name = getName(); + + switch( sel ) { + case ListPopupMenu::mt_Rename: + name = KInputDialog::getText( i18n("Enter State Name"), i18n("Enter the name of the new state:"), getName(), &ok ); + if( ok && name.length() > 0 ) + setName( name ); + done = true; + break; + + case ListPopupMenu::mt_Properties: + showProperties(); + done = true; + break; + case ListPopupMenu::mt_New_Activity: + name = KInputDialog::getText( i18n("Enter Activity"), i18n("Enter the name of the new activity:"), i18n("new activity"), &ok ); + if( ok && name.length() > 0 ) + addActivity( name ); + done = true; + break; + } + + if( !done ) + UMLWidget::slotMenuSelection( sel ); +} + +bool StateWidget::addActivity( const QString &activity ) { + m_Activities.append( activity ); + updateComponentSize(); + return true; +} + +bool StateWidget::removeActivity( const QString &activity ) { + int index = - 1; + if( ( index = m_Activities.findIndex( activity ) ) == -1 ) + return false; + m_Activities.remove( m_Activities.at( index ) ); + updateComponentSize(); + return true; +} + +void StateWidget::setActivities( QStringList & list ) { + m_Activities = list; + updateComponentSize(); +} + +QStringList & StateWidget::getActivityList() { + return m_Activities; +} + +bool StateWidget::renameActivity( const QString &activity, const QString &newName ) { + int index = - 1; + if( ( index = m_Activities.findIndex( activity ) ) == -1 ) + return false; + m_Activities[ index ] = newName; + return true; +} + +void StateWidget::showProperties() { + DocWindow *docwindow = UMLApp::app()->getDocWindow(); + docwindow->updateDocumentation(false); + + StateDialog dialog(m_pView, this); + if (dialog.exec() && dialog.getChangesMade()) { + docwindow->showDocumentation(this, true); + UMLApp::app()->getDocument()->setModified(true); + } +} + +bool StateWidget::isState(WorkToolBar::ToolBar_Buttons tbb, StateType& resultType) +{ + bool status = true; + switch (tbb) { + case WorkToolBar::tbb_Initial_State: + resultType = Initial; + break; + case WorkToolBar::tbb_State: + resultType = Normal; + break; + case WorkToolBar::tbb_End_State: + resultType = End; + break; + default: + status = false; + break; + } + return status; +} + +void StateWidget::saveToXMI( QDomDocument & qDoc, QDomElement & qElement ) { + QDomElement stateElement = qDoc.createElement( "statewidget" ); + UMLWidget::saveToXMI( qDoc, stateElement ); + stateElement.setAttribute( "statename", m_Text ); + stateElement.setAttribute( "documentation", m_Doc ); + stateElement.setAttribute( "statetype", m_StateType ); + //save states activities + QDomElement activitiesElement = qDoc.createElement( "Activities" ); + + QStringList::Iterator end(m_Activities.end()); + for( QStringList::Iterator it(m_Activities.begin()); it != end; ++it ) { + QDomElement tempElement = qDoc.createElement( "Activity" ); + tempElement.setAttribute( "name", *it ); + activitiesElement.appendChild( tempElement ); + }//end for + stateElement.appendChild( activitiesElement ); + qElement.appendChild( stateElement ); +} + +bool StateWidget::loadFromXMI( QDomElement & qElement ) { + if( !UMLWidget::loadFromXMI( qElement ) ) + return false; + m_Text = qElement.attribute( "statename", "" ); + m_Doc = qElement.attribute( "documentation", "" ); + QString type = qElement.attribute( "statetype", "1" ); + m_StateType = (StateType)type.toInt(); + //load states activities + QDomNode node = qElement.firstChild(); + QDomElement tempElement = node.toElement(); + if( !tempElement.isNull() && tempElement.tagName() == "Activities" ) { + QDomNode node = tempElement.firstChild(); + QDomElement activityElement = node.toElement(); + while( !activityElement.isNull() ) { + if( activityElement.tagName() == "Activity" ) { + QString name = activityElement.attribute( "name", "" ); + if( !name.isEmpty() ) + m_Activities.append( name ); + }//end if + node = node.nextSibling(); + activityElement = node.toElement(); + }//end while + }//end if + return true; +} + + +#include "statewidget.moc" + |