//---------------------------------------------------------------------------
PlotLegend::PlotLegend( QWidget *parent ):
QwtLegend( parent )
{
setMinimumHeight( 1 );
setMaxColumns( 1 );
setContentsMargins( 0, 0, 0, 0 );
QLayout* layout = contentsWidget()->layout();
layout->setAlignment( Qt::AlignLeft | Qt::AlignTop );
layout->setSpacing( 0 );
QScrollArea *scrollArea = findChild<QScrollArea *>();
if ( scrollArea )
{
scrollArea->setVerticalScrollBarPolicy( Qt::ScrollBarAlwaysOff );
scrollArea->setHorizontalScrollBarPolicy( Qt::ScrollBarAlwaysOff );
}
#if 1
QFont fnt = font();
if ( fnt.pointSize() > 8 )
{
fnt.setPointSize( 8 );
setFont( fnt );
}
#endif
}
/*!
Render the legend into a given rectangle.
\param painter Painter
\param rect Bounding rectangle
\param fillBackground When true, fill rect with the widget background
\sa renderLegend() is used by QwtPlotRenderer - not by QwtLegend itself
*/
void QwtLegend::renderLegend( QPainter *painter,
const QRectF &rect, bool fillBackground ) const
{
if ( d_data->itemMap.isEmpty() )
return;
if ( fillBackground )
{
if ( autoFillBackground() ||
testAttribute( Qt::WA_StyledBackground ) )
{
QwtPainter::drawBackgound( painter, rect, this );
}
}
const QwtDynGridLayout *legendLayout =
qobject_cast<QwtDynGridLayout *>( contentsWidget()->layout() );
if ( legendLayout == NULL )
return;
int left, right, top, bottom;
getContentsMargins( &left, &top, &right, &bottom );
QRect layoutRect;
layoutRect.setLeft( qCeil( rect.left() ) + left );
layoutRect.setTop( qCeil( rect.top() ) + top );
layoutRect.setRight( qFloor( rect.right() ) - right );
layoutRect.setBottom( qFloor( rect.bottom() ) - bottom );
uint numCols = legendLayout->columnsForWidth( layoutRect.width() );
QList<QRect> itemRects =
legendLayout->layoutItems( layoutRect, numCols );
int index = 0;
for ( int i = 0; i < legendLayout->count(); i++ )
{
QLayoutItem *item = legendLayout->itemAt( i );
QWidget *w = item->widget();
if ( w )
{
painter->save();
painter->setClipRect( itemRects[index], Qt::IntersectClip );
renderItem( painter, w, itemRects[index], fillBackground );
index++;
painter->restore();
}
}
}
void ProgressBarWidget::timerEvent(QTimerEvent *event)
{
if (event->timerId() == m_geometryUpdateTimer)
{
killTimer(m_geometryUpdateTimer);
m_geometryUpdateTimer = 0;
if (!m_window)
{
return;
}
WebContentsWidget *contentsWidget(qobject_cast<WebContentsWidget*>(m_window->getContentsWidget()));
if (!contentsWidget || !contentsWidget->getWebWidget())
{
return;
}
WebWidget *webWidget(contentsWidget->getWebWidget());
QRect geometry(webWidget->getProgressBarGeometry());
const ToolBarsManager::ToolBarVisibility visibility(ToolBarsManager::getToolBarDefinition(ToolBarsManager::ProgressBar).normalVisibility);
if (visibility == ToolBarsManager::AlwaysVisibleToolBar || (visibility == ToolBarsManager::AutoVisibilityToolBar && webWidget->getLoadingState() == WindowsManager::OngoingLoadingState))
{
if (!isVisible())
{
connect(webWidget, SIGNAL(progressBarGeometryChanged()), this, SLOT(scheduleGeometryUpdate()));
}
geometry.translate(0, webWidget->pos().y());
setGeometry(geometry);
show();
raise();
}
else
{
disconnect(webWidget, SIGNAL(progressBarGeometryChanged()), this, SLOT(scheduleGeometryUpdate()));
hide();
}
}
}
void ProgressBarWidget::updateLoadingState(WindowsManager::LoadingState state)
{
const ToolBarsManager::ToolBarVisibility visibility(ToolBarsManager::getToolBarDefinition(ToolBarsManager::ProgressBar).normalVisibility);
if (visibility == ToolBarsManager::AlwaysVisibleToolBar || (visibility == ToolBarsManager::AutoVisibilityToolBar && state == WindowsManager::OngoingLoadingState))
{
scheduleGeometryUpdate();
}
else
{
hide();
WebContentsWidget *contentsWidget(qobject_cast<WebContentsWidget*>(m_window->getContentsWidget()));
if (contentsWidget && contentsWidget->getWebWidget())
{
disconnect(contentsWidget->getWebWidget(), SIGNAL(progressBarGeometryChanged()), this, SLOT(scheduleGeometryUpdate()));
}
}
}
