void AMScanThumbnailGridView::onHoverMove(int itemIndex, int positionX, int positionY)
{
// get number of thumbnails
QModelIndex modelIndexOfItem = model()->index(itemIndex, 0, QModelIndex());
if(!modelIndexOfItem.isValid())
return;
int thumbnailCount = model()->rowCount(modelIndexOfItem);
if(thumbnailCount == 0)
return;
// get position of x within the content rectangle for itemIndex
QModelIndex modelThumbnailImageIndex = model()->index(0, 1, modelIndexOfItem);
QRect thumbnailImageRectangle = visualRect(modelThumbnailImageIndex);
QPoint posInsideRect(positionX - thumbnailImageRectangle.x(), positionY - thumbnailImageRectangle.y());
// calculate at what thumbnail index the thumbnail should be at given the
// position inside the thumbnail and the number of thumbnails
int widthOfEachThumbnailSegment = thumbnailImageRectangle.width() / thumbnailCount;
if(widthOfEachThumbnailSegment == 0)
return;
int currentThumbnailIndexToShow = 0;
if (posInsideRect.x() > 0)
currentThumbnailIndexToShow = posInsideRect.x() / widthOfEachThumbnailSegment;
if(currentThumbnailIndexToShow+1 > thumbnailCount)
currentThumbnailIndexToShow = thumbnailCount - 1;
// check if the thumbnail map value for this index is already set to the
// correct thumbnail value
if(currentThumbnailIndexToShow != rowCurrentDisplayedThumbnailMap_.value(itemIndex)) {
// if it isn't set it to be the new calculated thumbnail index
rowCurrentDisplayedThumbnailMap_.remove(itemIndex);
rowCurrentDisplayedThumbnailMap_.insert(itemIndex, currentThumbnailIndexToShow);
// refresh the thumbnail rectangle
QRegion regionForIndex(viewport()->rect());
setDirtyRegion(regionForIndex);
}
}
TableView::TableView(QWidget *parent)
: QTableView(parent)
, _model(new UniqueLibraryItemModel(this))
, _jumpToWidget(new JumpToWidget(this))
{
_model->proxy()->setDynamicSortFilter(false);
this->setModel(_model->proxy());
this->setVerticalScrollMode(ScrollPerPixel);
LibraryScrollBar *vScrollBar = new LibraryScrollBar(this);
this->setVerticalScrollBar(vScrollBar);
connect(_jumpToWidget, &JumpToWidget::aboutToScrollTo, this, &TableView::jumpTo);
connect(_model->proxy(), &UniqueLibraryFilterProxyModel::aboutToHighlightLetters, _jumpToWidget, &JumpToWidget::highlightLetters);
connect(vScrollBar, &QAbstractSlider::valueChanged, this, [=](int) {
QModelIndex iTop = indexAt(viewport()->rect().topLeft());
_jumpToWidget->setCurrentLetter(_model->currentLetter(iTop.sibling(iTop.row(), 1)));
});
this->installEventFilter(this);
horizontalHeader()->resizeSection(0, SettingsPrivate::instance()->coverSize());
connect(selectionModel(), &QItemSelectionModel::selectionChanged, [=](const QItemSelection &, const QItemSelection &) {
setDirtyRegion(QRegion(viewport()->rect()));
});
}
void QgsFeatureListView::repaintRequested()
{
setDirtyRegion( viewport()->rect() );
}
void SourceCodeTreeView::Repaint()
{
QRect dirtyRegionRect = visibleRegion().boundingRect();
setDirtyRegion(dirtyRegionRect);
repaint();
}
void FileListView::keyPressEvent( QKeyEvent *event )
{
int overridden_key = 0;
QModelIndex wasCurrent = currentIndex();
bool isControlEnter = (event->key() == Qt::Key_Enter || event->key() == Qt::Key_Return) && (event->modifiers() & Qt::ControlModifier);
switch (event->key())
{
case Qt::Key_Shift:
currentSelectionAction = selectionModel()->isSelected(currentIndex()) ? QItemSelectionModel::Deselect : QItemSelectionModel::Select;
break;
case Qt::Key_Plus:
case Qt::Key_Minus:
case Qt::Key_Asterisk:
SelectAll(event->key() == Qt::Key_Plus ? QItemSelectionModel::Select :
event->key() == Qt::Key_Minus ? QItemSelectionModel::Deselect :
QItemSelectionModel::Toggle);
break;
case Qt::Key_Left:
overridden_key = Qt::Key_PageUp;
break;
case Qt::Key_Right:
overridden_key = Qt::Key_PageDown;
break;
case Qt::Key_Insert:
overridden_key = Qt::Key_Down;
selectionModel()->select(currentIndex(), QItemSelectionModel::Toggle);
break;
case Qt::Key_Enter:
case Qt::Key_Return:
if (!isControlEnter)
{
if (event->modifiers() & Qt::ShiftModifier)
emit OpenSelected();
else
emit EnterSelected();
}
break;
}
if (isSearchMode && !isControlEnter)
switch (event->key())
{
case Qt::Key_Return:
case Qt::Key_Enter:
case Qt::Key_Escape:
case Qt::Key_Left:
case Qt::Key_Right:
case Qt::Key_Up:
case Qt::Key_Down:
case Qt::Key_PageUp:
case Qt::Key_PageDown:
case Qt::Key_Home:
case Qt::Key_End:
Action_CloseQuickFind();
break;
}
if ((isControlEnter && isSearchMode) ||
(!event->text().isEmpty() && event->text() != "\x0d" &&
!(event->modifiers() & (Qt::ControlModifier | Qt::AltModifier | Qt::MetaModifier)) &&
!edit(currentIndex(), AnyKeyPressed, event)))
{
Action_OpenQuickFind();
if (!isControlEnter)
Action_QuickFindProcessKeyPressEvent(event);
bool isFound = (event->modifiers() & Qt::ShiftModifier) ? Action_QuickFindPrev() : Action_QuickFindNext(!isControlEnter);
if (!isControlEnter)
{
static bool wasFound = true;
if (wasFound != isFound)
{
wasFound = isFound;
QPalette pal = searchEdit->palette();
pal.setColor(QPalette::Base, QColor(255, 200, 200));
if (isFound)
pal = palette();
searchEdit->setPalette(pal);
}
}
setDirtyRegion(QRegion(0, 0, width(), height()));
//keyboardSearch(event->text());
event->accept();
}
else
{
event->ignore();
if (overridden_key)
{
QKeyEvent newEvent(event->type(), overridden_key, event->modifiers(), event->text(), event->isAutoRepeat(), event->count());
QTreeView::keyPressEvent(&newEvent);
}
else
QTreeView::keyPressEvent(event);
}
if (event->modifiers() & Qt::ShiftModifier)
{
QModelIndex current = currentIndex();
switch (event->key())
{
case Qt::Key_Up:
case Qt::Key_Down:
selectionModel()->select(wasCurrent, currentSelectionAction);
break;
case Qt::Key_Left:
case Qt::Key_PageUp:
case Qt::Key_Right:
case Qt::Key_PageDown:
case Qt::Key_Home:
case Qt::Key_End:
if (current.row() < wasCurrent.row())
qSwap(wasCurrent, current);
QItemSelection toSelect;
toSelect << QItemSelectionRange(model()->index(wasCurrent.row(), 0), model()->index(current.row(), 1));
selectionModel()->select(toSelect, currentSelectionAction);
break;
}
}
}
