kopete/kopete
infoeventwidget.cpp
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00016 #include "infoeventwidget.h"
00017 #include "ui_infoeventbase.h"
00018
00019 #include <QPointer>
00020 #include <QHash>
00021 #include <QTimeLine>
00022 #include <QLayout>
00023 #include <QTextDocument>
00024
00025 #include <knotification.h>
00026
00027 #include <kopeteinfoeventmanager.h>
00028 #include <kopeteinfoevent.h>
00029
00030 class InfoEventWidget::Private
00031 {
00032 public:
00033 int currentEvent;
00034 QTimeLine *timeline;
00035 Ui::InfoEventBase ui;
00036 bool enableUpdates;
00037 QHash<KNotification*, QPointer<Kopete::InfoEvent> > notifyEventHash;
00038 };
00039
00040 InfoEventWidget::InfoEventWidget(QWidget *parent)
00041 : QWidget(parent), d( new Private() )
00042 {
00043 d->timeline = new QTimeLine( 150, this );
00044 d->timeline->setCurveShape( QTimeLine::EaseInOutCurve );
00045 connect( d->timeline, SIGNAL(valueChanged(qreal)),
00046 this, SLOT(slotAnimate(qreal)) );
00047
00048 d->ui.setupUi(this);
00049 static_cast<KSqueezedTextLabel*>(d->ui.lblTitle)->setTextElideMode( Qt::ElideRight );
00050 d->ui.buttonPrev->setIcon( KIcon( "arrow-left" ) );
00051 d->ui.buttonNext->setIcon( KIcon( "arrow-right" ) );
00052 d->ui.buttonClose->setIcon( KIcon( "window-close" ) );
00053 QWidget::setVisible( false );
00054
00055 d->currentEvent = 0;
00056 d->enableUpdates = false;
00057 connect( Kopete::InfoEventManager::self(), SIGNAL(changed()), this, SLOT(updateInfo()) );
00058 connect( Kopete::InfoEventManager::self(), SIGNAL(eventAdded(Kopete::InfoEvent*)), this, SLOT(eventAdded(Kopete::InfoEvent*)) );
00059 connect( d->ui.lblActions, SIGNAL(linkActivated(const QString&)), this, SLOT(linkClicked(const QString&)) );
00060 connect( d->ui.buttonPrev, SIGNAL(clicked(bool)), this, SLOT(prevInfoEvent()) );
00061 connect( d->ui.buttonNext, SIGNAL(clicked(bool)), this, SLOT(nextInfoEvent()) );
00062 connect( d->ui.buttonClose, SIGNAL(clicked(bool)), this, SLOT(closeInfoEvent()) );
00063 }
00064
00065
00066 InfoEventWidget::~InfoEventWidget()
00067 {
00068 delete d;
00069 }
00070
00071 void InfoEventWidget::setVisible( bool visible )
00072 {
00073 if ( visible == isVisible() )
00074 return;
00075
00076 d->enableUpdates = visible;
00077 if ( visible )
00078 updateInfo();
00079
00080
00081 d->timeline->setDirection( visible ? QTimeLine::Forward
00082 : QTimeLine::Backward );
00083 d->timeline->start();
00084 }
00085
00086 void InfoEventWidget::prevInfoEvent()
00087 {
00088 if ( d->currentEvent > 0 )
00089 {
00090 d->currentEvent--;
00091 updateInfo();
00092 }
00093 }
00094
00095 void InfoEventWidget::nextInfoEvent()
00096 {
00097 if ( d->currentEvent + 1 < Kopete::InfoEventManager::self()->eventCount() )
00098 {
00099 d->currentEvent++;
00100 updateInfo();
00101 }
00102 }
00103
00104 void InfoEventWidget::closeInfoEvent()
00105 {
00106 Kopete::InfoEventManager* ie = Kopete::InfoEventManager::self();
00107 Kopete::InfoEvent* event = ie->event( d->currentEvent );
00108
00109 Q_ASSERT( event );
00110 event->close();
00111
00112 if ( ie->eventCount() == 0 )
00113 setVisible( false );
00114 }
00115
00116 void InfoEventWidget::slotAnimate( qreal amount )
00117 {
00118 if ( amount == 0 )
00119 {
00120 QWidget::setVisible( false );
00121 return;
00122 }
00123
00124 if ( amount == 1.0 )
00125 {
00126 layout()->setSizeConstraint( QLayout::SetDefaultConstraint );
00127 setFixedHeight( sizeHintHeight() );
00128 return;
00129 }
00130
00131 setFixedHeight( sizeHintHeight() * amount );
00132
00133 if ( !isVisible() )
00134 QWidget::setVisible( true );
00135 }
00136
00137 void InfoEventWidget::linkClicked( const QString& link )
00138 {
00139 Kopete::InfoEvent* event = Kopete::InfoEventManager::self()->event( d->currentEvent );
00140 Q_ASSERT( event );
00141
00142 event->activate( link.toInt() );
00143 }
00144
00145 void InfoEventWidget::updateInfo()
00146 {
00147 if ( !d->enableUpdates )
00148 return;
00149
00150 Kopete::InfoEventManager* ie = Kopete::InfoEventManager::self();
00151
00152 if ( ie->eventCount() == 0 )
00153 {
00154 d->currentEvent = 0;
00155 d->ui.lblInfo->clear();
00156 d->ui.lblActions->clear();
00157
00158 static_cast<KSqueezedTextLabel*>(d->ui.lblTitle)->setText(QString());
00159 d->ui.lblEvent->setText( "0/0" );
00160 d->ui.buttonPrev->setEnabled( false );
00161 d->ui.buttonNext->setEnabled( false );
00162 d->ui.buttonClose->setEnabled( false );
00163 return;
00164 }
00165
00166 if ( d->currentEvent >= ie->eventCount() )
00167 d->currentEvent = ie->eventCount() - 1;
00168
00169 d->ui.buttonClose->setEnabled( true );
00170 d->ui.buttonPrev->setEnabled( (d->currentEvent > 0) );
00171 d->ui.buttonNext->setEnabled( (d->currentEvent + 1 < ie->eventCount()) );
00172
00173 const Kopete::InfoEvent* event = ie->event( d->currentEvent );
00174 Q_ASSERT( event );
00175
00176 static_cast<KSqueezedTextLabel*>(d->ui.lblTitle)->setText( Qt::escape( event->title() ) );
00177 d->ui.lblEvent->setText( QString("%1/%2").arg( d->currentEvent + 1 ).arg( ie->eventCount() ) );
00178
00179 QString text = QString( "<p>%1</p>" ).arg( event->text() );
00180 if ( !event->additionalText().isEmpty() )
00181 text += QString( "<p>%1</p>" ).arg( event->additionalText() );
00182
00183 d->ui.lblInfo->setText( text );
00184
00185 QString linkCode = QString::fromLatin1( "<p align=\"right\">" );
00186
00187 QMap<uint, QString> actions = event->actions();
00188 QMapIterator<uint, QString> it(actions);
00189 while ( it.hasNext() )
00190 {
00191 it.next();
00192 linkCode += QString::fromLatin1( "<a href=\"%1\">%2</a> " ).arg( it.key() ).arg( Qt::escape(it.value()) );
00193 }
00194
00195 d->ui.lblActions->setText( linkCode );
00196
00197
00198 layout()->activate();
00199 if ( sizeHintHeight() > height() )
00200 setFixedHeight( sizeHintHeight() );
00201 }
00202
00203 void InfoEventWidget::eventAdded( Kopete::InfoEvent* event )
00204 {
00205 KNotification *notify = new KNotification( QString("kopete_info_event") , 0l );
00206 notify->setActions( QStringList( i18n( "View" ) ) );
00207 notify->setText( event->text() );
00208
00209 d->notifyEventHash.insert( notify, event );
00210
00211 connect( notify, SIGNAL(activated(unsigned int)), this, SLOT(notificationActivated()) );
00212 connect( notify, SIGNAL(closed()), this, SLOT(notificationClosed()) );
00213
00214 notify->sendEvent();
00215 }
00216
00217 void InfoEventWidget::notificationActivated()
00218 {
00219 KNotification *notify = dynamic_cast<KNotification *>(sender());
00220
00221 Kopete::InfoEvent* event = d->notifyEventHash.value( notify, 0 );
00222 if ( !event )
00223 return;
00224
00225 int index = Kopete::InfoEventManager::self()->events().indexOf( event );
00226 if ( index != -1 )
00227 {
00228 d->currentEvent = index;
00229 updateInfo();
00230 }
00231 emit showRequest();
00232 }
00233
00234 void InfoEventWidget::notificationClosed()
00235 {
00236 KNotification *notify = dynamic_cast<KNotification *>(sender());
00237 d->notifyEventHash.remove( notify );
00238 }
00239
00240 int InfoEventWidget::sizeHintHeight() const
00241 {
00242 return qMin( sizeHint().height(), 250 );
00243 }
00244
00245 #include "infoeventwidget.moc"
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