Signal-iOS/SignalUI/ViewControllers/OWSTableSheetViewController.swift

70 lines
2.1 KiB
Swift

//
// Copyright (c) 2022 Open Whisper Systems. All rights reserved.
//
import Foundation
import UIKit
open class OWSTableSheetViewController: InteractiveSheetViewController {
public let tableViewController = OWSTableViewController2()
public override var interactiveScrollViews: [UIScrollView] { [tableViewController.tableView] }
public override var sheetBackgroundColor: UIColor {
OWSTableViewController2.tableBackgroundColor(isUsingPresentedStyle: true)
}
open var contentSizeHeight: CGFloat {
tableViewController.tableView.contentSize.height + tableViewController.tableView.adjustedContentInset.totalHeight
}
public override var minimizedHeight: CGFloat {
return min(contentSizeHeight, maximizedHeight)
}
public override var maximizedHeight: CGFloat {
min(contentSizeHeight, CurrentAppContext().frame.height - (view.safeAreaInsets.top + 32))
}
public required init() {
super.init()
tableViewController.shouldDeferInitialLoad = false
}
public override func viewDidLoad() {
super.viewDidLoad()
addChild(tableViewController)
contentView.addSubview(tableViewController.view)
tableViewController.view.autoPinEdgesToSuperviewEdges()
updateViewState()
}
public override func viewDidLayoutSubviews() {
super.viewDidLayoutSubviews()
updateViewState()
}
private var previousMinimizedHeight: CGFloat?
private var previousSafeAreaInsets: UIEdgeInsets?
public func updateViewState() {
if previousSafeAreaInsets != tableViewController.view.safeAreaInsets {
updateTableContents()
previousSafeAreaInsets = tableViewController.view.safeAreaInsets
}
if minimizedHeight != previousMinimizedHeight {
heightConstraint?.constant = minimizedHeight
previousMinimizedHeight = minimizedHeight
}
}
public override func themeDidChange() {
super.themeDidChange()
updateTableContents()
}
open func updateTableContents(shouldReload: Bool = true) {
}
}