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July 27, 2017 04:57
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Change the cell's height and attribution depending upon tapping.
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| func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell { | |
| let cell = tableView.dequeueReusableCell(withIdentifier: "ProductOutletsTableViewCell", for: indexPath) as! ProductOutletsTableViewCell | |
| cell.showMoreButton.imageView?.transform = .identity | |
| return cell | |
| } | |
| func tableView(_ tableView: UITableView, heightForRowAt indexPath: IndexPath) -> CGFloat { | |
| if indexPath.row == selectedRow { | |
| return 80 | |
| } | |
| return 40 | |
| } | |
| func tableView(_ tableView: UITableView, didSelectRowAt indexPath: IndexPath) { | |
| toggleCellAnimations(tableView: tableView, indexPath: indexPath) | |
| } | |
| var selectedRowIndex = -1 | |
| private func toggleCellAnimations(tableView: UITableView, indexPath: IndexPath) { | |
| let previousSelectedRow = selectedRowIndex | |
| if selectedRowIndex == indexPath.row { | |
| // Again the same row is selected. | |
| tableView.beginUpdates() | |
| let cell = tableView.cellForRow(at: indexPath) as? ProductOutletsTableViewCell | |
| if cell?.showMoreButton.imageView?.transform == .identity { | |
| cell?.showMoreButton.imageView?.transform = CGAffineTransform(rotationAngle: .pi) | |
| } else { | |
| cell?.showMoreButton.imageView?.transform = CGAffineTransform.identity | |
| } | |
| selectedRowIndex = -1 | |
| tableView.endUpdates() | |
| } else { | |
| // Different row is selected. | |
| tableView.beginUpdates() | |
| if previousSelectedRow != -1 { | |
| let previousCell = tableView.cellForRow(at: IndexPath(row: previousSelectedRow, section: 0)) as? ProductOutletsTableViewCell | |
| previousCell?.showMoreButton.imageView?.transform = .identity | |
| } | |
| let cell = tableView.cellForRow(at: indexPath) as? ProductOutletsTableViewCell | |
| cell?.showMoreButton.imageView?.transform = CGAffineTransform(rotationAngle: .pi) | |
| selectedRowIndex = indexPath.row | |
| tableView.endUpdates() | |
| } | |
| tableView.deselectRow(at: indexPath, animated: true) | |
| } |
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