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71 lines
3.1 KiB
C++
71 lines
3.1 KiB
C++
#include "selectable_table_view.h"
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namespace Calculation {
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CalculationSelectableTableView::CalculationSelectableTableView(Responder * parentResponder, TableViewDataSource * dataSource,
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SelectableTableViewDelegate * delegate) :
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::SelectableTableView(parentResponder, dataSource, 0, 0, 0, 0, 0, 0, delegate, false)
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{
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}
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void CalculationSelectableTableView::scrollToCell(int i, int j) {
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::SelectableTableView::scrollToCell(i, j);
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if (m_contentView.bounds().height() < bounds().height()) {
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m_topMargin = bounds().height() - m_contentView.bounds().height();
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} else {
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m_topMargin = 0;
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}
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ScrollView::layoutSubviews();
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if (m_contentView.bounds().height() - contentOffset().y() < bounds().height()) {
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KDCoordinate contentOffsetX = contentOffset().x();
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KDCoordinate contentOffsetY = dataSource()->cumulatedHeightFromIndex(dataSource()->numberOfRows()) - maxContentHeightDisplayableWithoutScrolling();
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setContentOffset(KDPoint(contentOffsetX, contentOffsetY));
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}
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if (dataSource()->numberOfRows() > j && dataSource()->numberOfColumns() > i && dataSource()->rowHeight(j) > bounds().height()) {
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KDCoordinate contentOffsetX = contentOffset().x();
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KDCoordinate contentOffsetY = contentOffset().y();
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if (contentOffsetY > dataSource()->cumulatedHeightFromIndex(j) && contentOffsetY > dataSource()->cumulatedHeightFromIndex(j+1)) {
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// Let's scroll the tableView to align the top of the cell to the top
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contentOffsetY = dataSource()->cumulatedHeightFromIndex(j);
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} else {
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// Let's scroll the tableView to align the bottom of the cell to the bottom
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contentOffsetY = dataSource()->cumulatedHeightFromIndex(j+1) - maxContentHeightDisplayableWithoutScrolling();
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}
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setContentOffset(KDPoint(contentOffsetX, contentOffsetY));
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}
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}
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void CalculationSelectableTableView::scrollToSubviewOfTypeOfCellAtLocation(HistoryViewCell::SubviewType subviewType, int i, int j) {
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if (dataSource()->rowHeight(j) <= bounds().height()) {
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return;
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}
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/* As we scroll, the selected calculation does not use the same history view
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* cell, thus, we want to deselect the previous used history view cell. */
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if (selectedRow() >= 0) {
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HighlightCell * previousCell = selectedCell();
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previousCell->setHighlighted(false);
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}
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/* Main part of the scroll */
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KDCoordinate contentOffsetX = contentOffset().x();
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KDCoordinate contentOffsetY = dataSource()->cumulatedHeightFromIndex(j+1) - maxContentHeightDisplayableWithoutScrolling();
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if (subviewType == HistoryViewCell::SubviewType::Input) {
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if (j == 0) {
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contentOffsetY = 0;
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} else {
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contentOffsetY = dataSource()->cumulatedHeightFromIndex(j);
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}
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}
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/* For the same reason, we have to rehighlight the new history view cell and
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* inform the delegate which history view cell is highlighted even if the
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* selected calculation has not changed. */
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setContentOffset(KDPoint(contentOffsetX, contentOffsetY));
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HighlightCell * cell = cellAtLocation(i, j);
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cell->setHighlighted(true);
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if (m_delegate) {
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m_delegate->tableViewDidChangeSelection(this, selectedColumn(), selectedRow());
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}
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}
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}
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