108 lines
4.7 KiB
Swift
108 lines
4.7 KiB
Swift
//
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// Copyright (c) 2023 Touch Instinct
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the Software), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED AS IS, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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//
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import TIUIKitCore
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import UIKit
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extension UIButton {
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public func configureUIButton(appearance: BaseAppearance<some ViewLayout, some BaseContentLayout>,
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for state: UIControl.State = .normal) {
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appearance.textAttributes?
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.configure(button: self,
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with: title(for: state),
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for: state)
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if #available(iOS 15, *) {
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var config = configuration ?? .plain()
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configureInsets(in: &config,
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contentInsets: appearance.contentLayout.contentInsets.replacingNan(with: .zero),
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titleInsets: appearance.contentLayout.titleInsets.replacingNan(with: .zero),
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imageInsets: appearance.contentLayout.imageInsets.replacingNan(with: .zero))
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configuration = config
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} else {
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contentEdgeInsets = appearance.contentLayout.contentInsets.replacingNan(with: .zero)
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titleEdgeInsets = appearance.contentLayout.titleInsets.replacingNan(with: .zero)
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imageEdgeInsets = appearance.contentLayout.imageInsets.replacingNan(with: .zero)
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}
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super.configureUIView(appearance: appearance)
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}
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@available(iOS 15.0, *)
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private func configureInsets(in config: inout UIButton.Configuration,
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contentInsets: UIEdgeInsets,
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titleInsets: UIEdgeInsets,
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imageInsets: UIEdgeInsets) {
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let topContentInset = contentInsets.top + titleInsets.top
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let bottomContentInset = contentInsets.bottom + titleInsets.bottom
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let fullLeadingContentInset = contentInsets.left + titleInsets.left
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let fullTrailingContentInset = contentInsets.right + titleInsets.right
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let hasNonEmptyImage = [
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config.image,
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currentImage
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]
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.compactMap { $0 }
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.contains { !($0.size.width.isZero || $0.size.height.isZero) }
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if hasNonEmptyImage {
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let leadingContentInset: CGFloat
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let trailingContentInset: CGFloat
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let imagePadding: CGFloat
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switch config.imagePlacement {
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case .leading:
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leadingContentInset = contentInsets.left
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trailingContentInset = fullTrailingContentInset
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imagePadding = titleInsets.left + imageInsets.right
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case .trailing:
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leadingContentInset = fullLeadingContentInset
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trailingContentInset = contentInsets.right
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imagePadding = titleInsets.right + imageInsets.left
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default:
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leadingContentInset = fullLeadingContentInset
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trailingContentInset = fullTrailingContentInset
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imagePadding = .zero
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}
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config.contentInsets = NSDirectionalEdgeInsets(top: topContentInset,
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leading: leadingContentInset,
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bottom: bottomContentInset,
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trailing: trailingContentInset)
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config.imagePadding = imagePadding
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} else {
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config.contentInsets = NSDirectionalEdgeInsets(top: topContentInset,
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leading: fullLeadingContentInset,
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bottom: bottomContentInset,
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trailing: fullTrailingContentInset)
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}
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}
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}
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