61 lines
1.6 KiB
Swift
61 lines
1.6 KiB
Swift
import UIKit
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protocol AnalysisBarDelegate {
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func analysisBarWillOpenCoOccurrence() -> (domain: String, isFQDN: Bool)
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}
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class VCAnalysisBar: UIViewController, UITabBarDelegate {
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@IBOutlet private var tabBar: UITabBar!
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override func viewDidLoad() {
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if #available(iOS 10.0, *) {
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tabBar.unselectedItemTintColor = .sysLink
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}
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super.viewDidLoad()
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}
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override func willMove(toParent parent: UIViewController?) {
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super.willMove(toParent: parent)
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let enabled = (parent as? AnalysisBarDelegate) != nil
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for item in tabBar.items! { item.isEnabled = enabled }
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}
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// MARK: - Tab Bar Appearance
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override func viewWillAppear(_: Bool) {
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resizeTableViewHeader()
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}
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override func traitCollectionDidChange(_: UITraitCollection?) {
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resizeTableViewHeader()
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}
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func resizeTableViewHeader() {
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guard let tableView = (parent as? UITableViewController)?.tableView,
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let head = tableView.tableHeaderView else { return }
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// Recalculate and apply new height. Otherwise tabBar won't compress
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tabBar.sizeToFit()
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head.frame.size.height = tabBar.frame.height
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tableView.tableHeaderView = head
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}
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// MARK: - Tab Bar Delegate
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func tabBar(_ tabBar: UITabBar, didSelect item: UITabBarItem) {
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tabBar.selectedItem = nil
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openCoOccurrence()
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}
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private func openCoOccurrence() {
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guard let delegate = parent as? AnalysisBarDelegate,
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let vc = storyboard?.instantiateViewController(withIdentifier: "IBCoOccurrence") as? VCCoOccurrence else {
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return
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}
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let info = delegate.analysisBarWillOpenCoOccurrence()
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vc.domainName = info.domain
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vc.isFQDN = info.isFQDN
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present(vc, animated: true)
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}
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}
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