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#if defined(Hiro_IconView)
namespace hiro {
void pIconView::append() {
lock();
auto item = new QListWidgetItem(qtIconView);
unlock();
}
void pIconView::remove(unsigned selection) {
lock();
if(auto item = qtIconView->item(selection)) {
delete item;
}
unlock();
}
void pIconView::reset() {
lock();
qtIconView->clear();
unlock();
}
void pIconView::setBackgroundColor(Color color) {
QPalette palette = qtIconView->palette();
palette.setColor(QPalette::Base, QColor(color.red, color.green, color.blue));
qtIconView->setPalette(palette);
qtIconView->setAutoFillBackground(true);
}
void pIconView::setFlow(Orientation flow) {
qtIconView->setFlow(flow == Orientation::Horizontal ? QListView::LeftToRight : QListView::TopToBottom);
qtIconView->resize(qtIconView->size()); //adjust visibility of scroll bars
}
void pIconView::setForegroundColor(Color color) {
QPalette palette = qtIconView->palette();
palette.setColor(QPalette::Text, QColor(color.red, color.green, color.blue));
qtIconView->setPalette(palette);
}
void pIconView::setImage(unsigned selection, const image& image) {
if(auto item = qtIconView->item(selection)) {
item->setIcon(CreateIcon(image));
}
}
void pIconView::setOrientation(Orientation orientation) {
qtIconView->setViewMode(orientation == Orientation::Horizontal ? QListView::ListMode : QListView::IconMode);
qtIconView->setWrapping(true);
}
void pIconView::setSelected(unsigned selection, bool selected) {
lock();
if(auto item = qtIconView->item(selection)) {
item->setSelected(selected);
}
unlock();
}
void pIconView::setSelected(const vector<unsigned>& selections) {
lock();
qtIconView->clearSelection();
for(auto& selection : selections) {
if(auto item = qtIconView->item(selection)) {
item->setSelected(true);
}
}
unlock();
}
void pIconView::setSelectedAll() {
lock();
qtIconView->selectAll();
unlock();
}
void pIconView::setSelectedNone() {
lock();
qtIconView->clearSelection();
unlock();
}
void pIconView::setSingleSelection(bool singleSelection) {
qtIconView->setSelectionMode(singleSelection ? QAbstractItemView::SingleSelection : QAbstractItemView::ExtendedSelection);
}
void pIconView::setText(unsigned selection, const string& text) {
if(auto item = qtIconView->item(selection)) {
item->setText(QString::fromUtf8(text));
}
}
void pIconView::constructor() {
qtWidget = qtIconView = new QtListWidget;
qtIconView->setContextMenuPolicy(Qt::CustomContextMenu);
qtIconView->setMovement(QListView::Static);
qtIconView->setResizeMode(QListView::Adjust);
qtIconView->setSelectionRectVisible(true);
qtIconView->setHorizontalScrollMode(QAbstractItemView::ScrollPerPixel);
qtIconView->setVerticalScrollMode(QAbstractItemView::ScrollPerPixel);
connect(qtIconView, SIGNAL(itemActivated(QListWidgetItem*)), SLOT(onActivate()));
connect(qtIconView, SIGNAL(itemSelectionChanged()), SLOT(onChange()));
connect(qtIconView, SIGNAL(customContextMenuRequested(const QPoint&)), SLOT(onContext()));
setFlow(iconView.state.flow);
setOrientation(iconView.state.orientation);
setSingleSelection(iconView.state.singleSelection);
}
void pIconView::destructor() {
delete qtIconView;
qtWidget = qtIconView = nullptr;
}
void pIconView::orphan() {
destructor();
constructor();
}
void pIconView::onActivate() {
if(!locked() && iconView.onActivate) iconView.onActivate();
}
void pIconView::onChange() {
for(auto& selected : iconView.state.selected) selected = false;
for(unsigned n = 0; n < qtIconView->count(); n++) {
if(auto item = qtIconView->item(n)) {
if(item->isSelected()) iconView.state.selected[n] = true;
}
}
if(!locked() && iconView.onChange) iconView.onChange();
}
void pIconView::onContext() {
if(!locked() && iconView.onContext) iconView.onContext();
}
void pIconView::QtListWidget::resizeEvent(QResizeEvent* event) {
//Qt::ScrollBarAsNeeded results in the scroll bar area being reserved from the icon viewport even when scroll bar is hidden
//this creates the appearance of an invisible gap that wastes precious screen space
//below code simulates a Qt::ScrollBarAsNeeded which uses the extra space when the scroll bar is hidden
setHorizontalScrollBarPolicy(horizontalScrollBar()->maximum() > horizontalScrollBar()->minimum() ? Qt::ScrollBarAlwaysOn : Qt::ScrollBarAlwaysOff);
setVerticalScrollBarPolicy(verticalScrollBar()->maximum() > verticalScrollBar()->minimum() ? Qt::ScrollBarAlwaysOn : Qt::ScrollBarAlwaysOff);
return QListWidget::resizeEvent(event);
}
}
#endif
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