Plasma::IconWidget*
Context::Applet::addAction( QGraphicsItem *parent, QAction *action, const int size )
{
if( !action )
return 0;
Plasma::IconWidget *tool = new Plasma::IconWidget( parent );
tool->setAction( action );
tool->setText( QString() );
tool->setToolTip( action->text() );
tool->setDrawBackground( false );
tool->setOrientation( Qt::Horizontal );
const QSizeF iconSize = tool->sizeFromIconSize( size );
tool->setMinimumSize( iconSize );
tool->setMaximumSize( iconSize );
tool->resize( iconSize );
tool->setZValue( zValue() + 1 );
return tool;
}
bool eventFilter(QObject *watched, QEvent *event)
{
Plasma::IconWidget *icon = qobject_cast<Plasma::IconWidget *>(watched);
if (icon) {
if (event->type() == QEvent::GraphicsSceneHoverEnter) {
m_itemBackground->setTargetItem(icon);
} else if (event->type() == QEvent::Show) {
//force the newly shown icon to have a sensible size
icon->setMaximumSize(QWIDGETSIZE_MAX, QWIDGETSIZE_MAX);
layout()->invalidate();
} else if (event->type() == QEvent::Hide) {
if (m_location == Plasma::TopEdge || m_location == Plasma::BottomEdge) {
icon->setMaximumWidth(0);
} else {
icon->setMaximumHeight(0);
}
layout()->invalidate();
}
}
return false;
}
TitleWidget::TitleWidget( TitleType titleType, Settings *settings, bool journeysSupported,
QGraphicsItem *parent )
: QGraphicsWidget(parent), m_icon(0), m_filterWidget(0), m_journeysWidget(0),
m_layout(new QGraphicsLinearLayout(Qt::Horizontal, this)), m_settings(settings),
m_journeysSupported(journeysSupported), m_journeysAction(0), m_filtersAction(0)
{
m_type = titleType;
m_layout->setContentsMargins( 1, 1, 0, 0 );
m_layout->setSpacing( 1 );
m_layout->setItemSpacing( 0, 4 );
// Initialize icon widget
int iconExtend = 26 * settings->sizeFactor();
Plasma::IconWidget *icon = new Plasma::IconWidget;
icon->setIcon( "public-transport-stop" );
icon->setSizePolicy( QSizePolicy::Fixed, QSizePolicy::Fixed );
icon->setMinimumSize( iconExtend, iconExtend );
icon->setMaximumSize( iconExtend, iconExtend );
setIcon( icon );
// Add a title label
Plasma::Label *title = new Plasma::Label( this );
title->setAlignment( Qt::AlignVCenter | Qt::AlignLeft );
title->setWordWrap( false );
title->setMinimumWidth( 75 );
QLabel *_title = title->nativeWidget();
_title->setTextInteractionFlags( Qt::LinksAccessibleByMouse );
addWidget( title, WidgetTitle );
if ( m_journeysSupported ) {
// Add a quick journey search widget
createAndAddWidget( WidgetQuickJourneySearch );
}
// Add a filter widget
createAndAddWidget( WidgetFilter );
// Adjust to settings
settingsChanged();
}
void TitleWidget::setTitleType( TitleType titleType,
bool validDepartureData, bool validJourneyData )
{
// Remove old additional widgets
clearWidgets();
// New type
m_type = titleType;
switch ( titleType ) {
case ShowDepartureArrivalListTitle:
// Default state, a departure/arrival board is shown
setIcon( validDepartureData ? DepartureListOkIcon : DepartureListErrorIcon );
m_icon->setToolTip( i18nc("@info:tooltip", "Show available actions in the applet") );
setTitle( titleText() );
// Show a title (with the stop name) and the filter and quick journey search widgets
addWidget( m_title, WidgetTitle );
if ( m_journeysSupported ) {
addWidget( m_journeysWidget, WidgetQuickJourneySearch );
}
addWidget( m_filterWidget, WidgetFilter );
break;
case ShowIntermediateDepartureListTitle:
// An intermediate deparure list is shown
setIcon( GoBackIcon );
m_icon->setToolTip( i18nc("@info:tooltip", "Go back to original stop") );
setTitle( titleText() );
// Same as for normal departure/arrival boards
addWidget( m_title, WidgetTitle );
if ( m_journeysSupported ) {
addWidget( m_journeysWidget, WidgetQuickJourneySearch );
}
addWidget( m_filterWidget, WidgetFilter );
break;
case ShowSearchJourneyLineEdit: {
// The journey search UI is shown
setIcon( AbortJourneySearchIcon );
m_icon->setToolTip( i18nc("@info:tooltip", "Abort search for journeys "
"to or from the home stop" ) );
// Add widgets
addJourneySearchWidgets();
Plasma::LineEdit *journeySearchLine =
castedWidget<Plasma::LineEdit>(WidgetJourneySearchLine);
journeySearchLine->setEnabled( true );
journeySearchLine->setFocus();
journeySearchLine->nativeWidget()->selectAll();
break;
}
case ShowSearchJourneyLineEditDisabled:
// The journey search UI is shown,
// but the currently used service provider does not support journeys
setIcon( AbortJourneySearchIcon );
m_icon->setToolTip( i18nc("@info:tooltip", "Abort search for journeys "
"to or from the home stop") );
// Add widgets
addJourneySearchWidgets();
// Disable all widgets, because journeys are not supported by the currently used
// service provider
castedWidget<Plasma::LineEdit>(WidgetJourneySearchLine)->setEnabled( false );
castedWidget<Plasma::LineEdit>(WidgetFillJourneySearchLineButton)->setEnabled( false );
castedWidget<Plasma::LineEdit>(WidgetStartJourneySearchButton)->setEnabled( false );
break;
case ShowJourneyListTitle: {
// A list of journeys is shown
setIcon( validJourneyData ? JourneyListOkIcon : JourneyListErrorIcon );
m_icon->setToolTip( i18nc("@info:tooltip", "Show available actions in the applet") );
// Add a close icon to close the journey view
int iconExtend = 26 * m_settings->sizeFactor();
Plasma::IconWidget *closeIcon = new Plasma::IconWidget;
closeIcon->setIcon( "window-close" );
closeIcon->setSizePolicy( QSizePolicy::Fixed, QSizePolicy::Fixed );
closeIcon->setMinimumSize( iconExtend, iconExtend );
closeIcon->setMaximumSize( iconExtend, iconExtend );
closeIcon->setToolTip( i18nc("@info:tooltip", "Show departures / arrivals") );
connect( closeIcon, SIGNAL(clicked()), this, SIGNAL(closeIconClicked()) );
addWidget( closeIcon, WidgetCloseIcon );
// Add a title label
addWidget( m_title, WidgetTitle );
break;
}
}
}