QSize sizeHint(const QStyleOptionViewItem &option, const QModelIndex &index) const
{
if (standard) {
return QStyledItemDelegate::sizeHint(option, index);
}
if (!index.isValid()) {
return QSize(0, 0);
}
const QString text = index.model()->data(index, Qt::DisplayRole).toString();
const QIcon icon = index.model()->data(index, Qt::DecorationRole).value<QIcon>();
const QPixmap pixmap = icon.pixmap(iconSize, iconSize);
QFontMetrics fm = option.fontMetrics;
int gap = fm.height();
#if QT_VERSION >= 0x050100
QSize layoutSize = pixmap.size() / pixmap.devicePixelRatio();
#else
QSize layoutSize = pixmap.size();
#endif
if (layoutSize.height() == 0) {
/**
* No pixmap loaded yet, we'll use the default icon size in this case.
*/
layoutSize=QSize(iconSize, iconSize);
}
QTextLayout iconTextLayout(text, option.font);
int wt = layoutText(&iconTextLayout, qMax(3 * layoutSize.width(), 8 * fm.height()));
int ht = iconTextLayout.boundingRect().height();
int width, height;
if (text.isEmpty()) {
height = layoutSize.height();
} else {
height = layoutSize.height() + ht + 10;
}
width = qMax(wt, layoutSize.width()) + gap;
return QSize(width, height);
}
QSize sizeHint(const QStyleOptionViewItem &option, const QModelIndex &index) const {
if (!index.isValid()) {
return QSize(0, 0);
}
const QString text = index.model()->data(index, Qt::DisplayRole).toString();
const QIcon icon = index.model()->data(index, Qt::DecorationRole).value<QIcon>();
const QPixmap pixmap = icon.pixmap(iconSize, iconSize);
QFontMetrics fm = option.fontMetrics;
int gap = fm.height();
int wp = pixmap.width();
int hp = pixmap.height();
if (hp == 0) {
/**
* No pixmap loaded yet, we'll use the default icon size in this case.
*/
hp = iconSize;
wp = iconSize;
}
QTextLayout iconTextLayout(text, option.font);
int wt = layoutText(&iconTextLayout, qMax(3 * wp, 8 * fm.height()));
int ht = iconTextLayout.boundingRect().height();
int width, height;
if (text.isEmpty()) {
height = hp;
} else {
height = hp + ht + 10;
}
width = qMax(wt, wp) + gap;
return QSize(width, height);
}
void paint(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const
{
if (!index.isValid()) {
return;
}
bool mouseOver=option.state&QStyle::State_MouseOver;
bool selected=option.state&QStyle::State_Selected;
if (standard) {
if (GtkStyle::isActive()) {
bool mouseOver=option.state&QStyle::State_MouseOver;
QStyleOptionViewItemV4 opt = option;
initStyleOption(&opt, index);
if (!underMouse) {
mouseOver=false;
}
if (mouseOver) {
opt.showDecorationSelected=true;
GtkStyle::drawSelection(option, painter, selected ? 0.75 : 0.25);
opt.showDecorationSelected=false;
opt.state&=~(QStyle::State_MouseOver|QStyle::State_Selected);
opt.backgroundBrush=QBrush(Qt::transparent);
if (selected) {
opt.palette.setBrush(QPalette::Text, opt.palette.highlightedText());
}
}
QApplication::style()->drawControl(QStyle::CE_ItemViewItem, &opt, painter, opt.widget);
} else {
QStyledItemDelegate::paint(painter, option, index);
}
return;
}
bool gtk=mouseOver && GtkStyle::isActive();
bool drawBgnd=true;
if (!underMouse) {
if (mouseOver && !selected) {
drawBgnd=false;
}
mouseOver=false;
}
const QString text = index.model()->data(index, Qt::DisplayRole).toString();
const QIcon icon = index.model()->data(index, Qt::DecorationRole).value<QIcon>();
const QPixmap pixmap = icon.pixmap(iconSize, iconSize);
QFontMetrics fm = painter->fontMetrics();
#if QT_VERSION >= 0x050100
QSize layoutSize = pixmap.size() / pixmap.devicePixelRatio();
#else
QSize layoutSize = pixmap.size();
#endif
QTextLayout iconTextLayout(text, option.font);
QTextOption textOption(Qt::AlignHCenter);
iconTextLayout.setTextOption(textOption);
int maxWidth = qMax(3 * layoutSize.width(), 8 * fm.height());
layoutText(&iconTextLayout, maxWidth);
QPen pen = painter->pen();
QPalette::ColorGroup cg = option.state & QStyle::State_Enabled
? QPalette::Normal : QPalette::Disabled;
if (cg == QPalette::Normal && !(option.state & QStyle::State_Active)) {
cg = QPalette::Inactive;
}
QStyleOptionViewItemV4 opt(option);
opt.showDecorationSelected = true;
QStyle *style = opt.widget ? opt.widget->style() : QApplication::style();
if (drawBgnd) {
if (mouseOver && gtk) {
GtkStyle::drawSelection(opt, painter, selected ? 0.75 : 0.25);
} else {
style->drawPrimitive(QStyle::PE_PanelItemViewItem, &opt, painter, opt.widget);
}
}
#ifndef Q_OS_WIN
if (selected) {
painter->setPen(option.palette.color(cg, QPalette::HighlightedText));
} else
#endif
{
painter->setPen(option.palette.color(cg, QPalette::Text));
}
painter->drawPixmap(option.rect.x() + (option.rect.width()/2)-(layoutSize.width()/2), option.rect.y() + 5, pixmap);
if (!text.isEmpty()) {
iconTextLayout.draw(painter, QPoint(option.rect.x() + (option.rect.width()/2)-(maxWidth/2), option.rect.y() + layoutSize.height()+7));
}
painter->setPen(pen);
drawFocus(painter, option, option.rect);
}
void paint(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const {
if (!index.isValid()) {
return;
}
bool mouseOver = option.state & QStyle::State_MouseOver;
bool gtk = mouseOver && qApp->style()->inherits("QGtkStyle");
bool selected = option.state & QStyle::State_Selected;
bool drawBgnd = true;
if (!underMouse) {
if (mouseOver && !selected) {
drawBgnd = false;
}
mouseOver = false;
}
const QString text = index.model()->data(index, Qt::DisplayRole).toString();
const QIcon icon = index.model()->data(index, Qt::DecorationRole).value<QIcon>();
const QPixmap pixmap = icon.pixmap(iconSize, iconSize);
QFontMetrics fm = painter->fontMetrics();
int wp = pixmap.width();
int hp = pixmap.height();
QTextLayout iconTextLayout(text, option.font);
QTextOption textOption(Qt::AlignHCenter);
iconTextLayout.setTextOption(textOption);
int maxWidth = qMax(3 * wp, 8 * fm.height());
layoutText(&iconTextLayout, maxWidth);
QPen pen = painter->pen();
QPalette::ColorGroup cg = option.state & QStyle::State_Enabled
? QPalette::Normal : QPalette::Disabled;
if (cg == QPalette::Normal && !(option.state & QStyle::State_Active)) {
cg = QPalette::Inactive;
}
QStyleOptionViewItem opt(option);
opt.showDecorationSelected = true;
QStyle *style = opt.widget ? opt.widget->style() : QApplication::style();
if (drawBgnd) {
if (mouseOver && gtk) {
painter->save();
opt.state |= QStyle::State_Selected;
painter->setOpacity(selected ? 0.75 : 0.25);
}
style->drawPrimitive(QStyle::PE_PanelItemViewItem, &opt, painter, opt.widget);
if (mouseOver && gtk) {
painter->restore();
}
}
if (selected) {
painter->setPen(option.palette.color(cg, QPalette::HighlightedText));
} else {
painter->setPen(option.palette.color(cg, QPalette::Text));
}
painter->drawPixmap(option.rect.x() + (option.rect.width() / 2) - (wp / 2), option.rect.y() + 5, pixmap);
if (!text.isEmpty()) {
iconTextLayout.draw(painter, QPoint(option.rect.x() + (option.rect.width() / 2) - (maxWidth / 2), option.rect.y() + hp + 7));
}
painter->setPen(pen);
drawFocus(painter, option, option.rect);
}
