LeadKit/Sources/Classes/Views/BasePlaceholderView/BasePlaceholerView.swift

103 lines
3.3 KiB
Swift

//
// Copyright (c) 2018 Touch Instinct
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the Software), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED AS IS, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
//
import UIKit
/// Layoutless placeholder view. This class is used as views holder & configurator.
/// You should inherit it and implement layout.
open class BasePlaceholderView: UIView, InitializableView {
/// Title label of placeholder view.
public let titleLabel = UILabel()
/// Description label of placeholder view.
public let descriptionLabel = UILabel()
/// Center image view of placeholder view.
public let centerImageView = UIImageView()
/// Action button of placeholder view.
public private(set) lazy var button = createButton()
/// Background image view of placeholder view.
public let backgroundImageView = UIImageView()
public override init(frame: CGRect) {
super.init(frame: frame)
initializeView()
}
required public init?(coder aDecoder: NSCoder) {
fatalError("init(coder:) has not been implemented")
}
// MARK: - Subclass override
/// Override to create your own subclass button.
///
/// - Returns: UIButton (sub)class.
open func createButton() -> UIButton {
return UIButton()
}
// MARK: - InitializableView
open func addViews() {
// override in subclass
}
open func bindViews() {
// override in subclass
}
open func configureAppearance() {
// override in subclass
}
open func localize() {
// override in subclass
}
}
public extension BasePlaceholderView {
/// Method for base configuration BasePlaceholderView instance.
///
/// - Parameter viewModel: Placeholder view visual attributes without layout.
func baseConfigure(with viewModel: BasePlaceholderViewModel) {
titleLabel.configure(with: viewModel.title)
descriptionLabel.isHidden = !viewModel.hasDescription
viewModel.description?.configure(view: descriptionLabel)
centerImageView.isHidden = !viewModel.hasCenterImage
centerImageView.image = viewModel.centerImage
viewModel.background.configure(backgroundView: self,
backgroundImageView: backgroundImageView)
button.isHidden = !viewModel.hasButton
viewModel.buttonTitle?.configure(view: button)
}
}