void KonqCombo::updateItem( const QPixmap& pix, const QString& t, int index, const QString& title )
{
// No need to flicker
if (itemText( index ) == t &&
(!itemIcon(index).isNull() && itemIcon(index).pixmap(iconSize()).serialNumber() == pix.serialNumber()))
return;
// kDebug() << "item=" << t << "index=" << index;
setItemText( index, t );
setItemIcon( index, pix );
setItemData( index, title );
update();
}
void KListItem::itemReset( )
{
if(layoutType() == KWidget::None)
{
setLayoutType(KWidget::HBox);
setSpacing(3);
}
QString ico = itemIcon();
QString txt = itemText();
if(m_label == NULL)
{
m_label = new KLabel(this);
addItem(m_label);
}
if(!ico.isEmpty() && m_icon == NULL)
{
m_icon = new KImageItem(this);
insertItem(m_icon, 0);
}
if(m_icon)
{
m_icon->setImagePath(ico);
QSize s = m_icon->pixmapSize();
m_icon->setFixWidth(s.width());
}
if(m_label)
{
m_label->setText(txt);
}
}
void KonqCombo::mousePressEvent( QMouseEvent *e )
{
m_dragStart = QPoint(); // null QPoint
if ( e->button() == Qt::LeftButton && !itemIcon( currentIndex()).isNull() ) {
// check if the pixmap was clicked
int x = e->pos().x();
QStyleOptionComboBox comboOpt;
getStyleOption(&comboOpt);
int x0 = QStyle::visualRect( layoutDirection(), rect(),
style()->subControlRect( QStyle::CC_ComboBox, &comboOpt, QStyle::SC_ComboBoxEditField,
this ) ).x();
if ( x > x0 + 2 && x < lineEdit()->x() ) {
m_dragStart = e->pos();
return; // don't call KComboBox::mousePressEvent!
}
}
QStyleOptionComboBox optCombo;
optCombo.initFrom(this);
if ( e->button() == Qt::LeftButton && m_pageSecurity != KonqMainWindow::NotCrypted &&
style()->subElementRect( QStyle::SE_ComboBoxFocusRect, &optCombo, this ).contains( e->pos() ) )
emit showPageSecurity();
KComboBox::mousePressEvent( e );
}
void KonqCombo::slotSetIcon( int index )
{
if( itemIcon( index ).isNull())
// on-demand icon loading
setItemIcon( index, KonqPixmapProvider::self()->pixmapFor( itemText( index ),
KIconLoader::SizeSmall ) );
update();
}
void KonqCombo::getStyleOption(QStyleOptionComboBox* comboOpt)
{
//We only use this for querying metrics,so it's rough..
comboOpt->init(this);
comboOpt->editable = isEditable();
comboOpt->frame = hasFrame();
comboOpt->iconSize = iconSize();
comboOpt->currentIcon = itemIcon(currentIndex());
comboOpt->currentText = currentText();
}
void KonqCombo::popup()
{
for( int i = 0; i < count(); ++i )
{
if( itemIcon( i ).isNull() )
{
// on-demand icon loading
setItemIcon( i, KonqPixmapProvider::self()->pixmapFor( itemText( i ),
KIconLoader::SizeSmall ) );
}
}
KHistoryComboBox::showPopup();
}
QRect ActionListComboBox::finalizePopupGeometry(const QRect &geometry) const
{
QRect result = geometry;
int width = 0;
const int itemCount = count();
const int iconWidth = iconSize().width() + 4;
const QFontMetrics &fm = fontMetrics();
for (int i = 0; i < itemCount; ++i) {
QModelIndex index = model()->index(i, 0);
if (index.isValid()) {
const int textWidth = fm.width(index.data().toString());
if (itemIcon(i).isNull()) {
width = (qMax(width, textWidth));
} else {
width = (qMax(width, textWidth + iconWidth));
}
}
}
QStyleOptionComboBox opt;
initStyleOption(&opt);
QSize tmp(width, 0);
tmp = style()->sizeFromContents(QStyle::CT_ComboBox, &opt, tmp, this);
width = tmp.width() + 2 * iconWidth;
const int screenWidth = QApplication::desktop()->width();
if ( width>screenWidth/2 ) {
width = screenWidth/2;
}
if (width>geometry.width()) {
QSize size = geometry.size();
size.setWidth(width + 10);
result.setSize(size);
}
const int dx = screenWidth - result.right();
if (dx<0) {
const int x = geometry.x() + dx;
const int y = geometry.y();
result.moveTopLeft(QPoint(x, y));
}
return result;
}
void ModelManager::AddItem(const QString& modelName, const QString& maxFilename, const QString& thumbFilename)
{
QListWidgetItem* item = new QListWidgetItem(this);
item->setTextAlignment(Qt::AlignHCenter | Qt::AlignBottom | Qt::AlignAbsolute);
item->setFlags( Qt::ItemIsSelectable | Qt::ItemIsEnabled
| Qt::ItemIsDragEnabled | Qt::ItemIsEditable | Qt::ItemIsSelectable);
QPixmap pixmap(thumbFilename);
QIcon itemIcon( pixmap.scaled( QSize(ICON_W, ICON_H) ) );
item->setIcon( itemIcon );
this->setIconSize( QSize(m_iconWidth*1.6, m_iconHight) );
item->setSizeHint( QSize(m_iconWidth*1.6, m_iconHight+24) );
if(modelName.isEmpty())
{
QFileInfo fileInfo(maxFilename);
item->setText(fileInfo.fileName());
}
else
item->setText(modelName);
m_itemTextList.append( modelName );
}
void FlightVisualization::updateMarker(double latitude, double longitude,
double bearing, int planeID)
{
int direction = int(bearing);
// http://stackoverflow.com/questions/1531695/round-to-nearest-five-c-sharp
direction = round(direction / (double) DIRECTION_MULTIPLE)
* DIRECTION_MULTIPLE;
if (bearing < 0) {
direction += MAX_DIRECTION;
}
activePlanes[planeID].planeActive = true;
activePlanes[planeID].latitude = latitude;
activePlanes[planeID].longitude = longitude;
QString planeLabel = QString(DISP_PLANE_PREFIX + "%1").arg(planeID);
QString planeLabelNoDisplay = QString(PLANE_NUM_PREFIX + "%1").arg(planeID);
// http://www.qtforum.org/article/13839/combobox-items.html
//for plane selector
QList<QListWidgetItem *> results = popupPlaneSelector->findItems(planeLabel,
Qt::MatchExactly);
//http://www.java2s.com/Code/Cpp/Qt/Drawsafilledincircle.htm
if (results.size() <= 0) {
QPixmap pixmap(ICON_PIXMAP_SIZE, ICON_PIXMAP_SIZE);
pixmap.fill(Qt::transparent);
QPainter painter(&pixmap);
painter.setRenderHint(QPainter::Antialiasing, true);
QPen pen(Qt::black, ICON_CIRCLE_LINE_WIDTH);
painter.setPen(pen);
QBrush brush(QColor (COLORS[planeID]));
painter.setBrush(brush);
painter.drawEllipse(CIRCLE_X_COORD, CIRCLE_Y_COORD, CIRCLE_WIDTH,
CIRCLE_HEIGHT);
QIcon itemIcon(pixmap);
QListWidgetItem * item = new QListWidgetItem(itemIcon, planeLabel,
popupPlaneSelector);
item->setCheckState(Qt::Checked);
popupPlaneSelector->addItem(item);
}
//for plane info
if (ui->planeSelectorComboBox->findText(planeLabelNoDisplay) == NOT_FOUND) {
ui->planeSelectorComboBox->addItem(planeLabelNoDisplay);
comboIndexToPlaneIDMap[ui->planeSelectorComboBox->findText(
planeLabelNoDisplay)] = planeID;
}
QString str = QString("updateMarker(%1, %2, %3, %4);").arg(planeID).arg(
latitude, LAT_LONG_FIELD_WIDTH, FLOAT_FORMATTER,
LAT_LONG_NUM_OF_DIGITS).arg(longitude, LAT_LONG_FIELD_WIDTH,
FLOAT_FORMATTER, LAT_LONG_NUM_OF_DIGITS).arg(
int(direction) / DIRECTION_MULTIPLE);
ui->webView->page()->currentFrame()->documentElement().evaluateJavaScript(
str);
}