mirror of
https://github.com/Instagram/IGListKit
synced 2026-05-04 05:58:37 +00:00
02f28fc994
Summary: Replaces #642, #681 Issue ref: #394 Changes from last PR: - Deleted the shared SwiftLint folder, incl. all files (On the plus side, did this in the quest to get this PR in https://github.com/realm/SwiftLint/pull/1513) - Changed the build script such that it runs the user's `HomeBrew` installation of SwiftLint instead of the local copy Integrates SwiftLint into DangerBot. You may want to append a ?w=1 to the end of the files-changed url to exclude whitespace-only changes. - [ ] All tests pass. Demo project builds and runs. - [ ] I added tests, an experiment, or detailed why my change isn't tested. - [ ] I added an entry to the `CHANGELOG.md` for any breaking changes, enhancements, or bug fixes. - [ ] I have reviewed the [contributing guide](https://github.com/Instagram/IGListKit/blob/master/.github/CONTRIBUTING.md) Closes https://github.com/Instagram/IGListKit/pull/741 Differential Revision: D5068134 Pulled By: jessesquires fbshipit-source-id: 68d6a57e0072672e38eeb94908d00f26bbd68fbc
53 lines
1.9 KiB
Swift
53 lines
1.9 KiB
Swift
/**
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Copyright (c) 2016-present, Facebook, Inc. All rights reserved.
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The examples provided by Facebook are for non-commercial testing and evaluation
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purposes only. Facebook reserves all rights not expressly granted.
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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
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FACEBOOK BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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import UIKit
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import IGListKit
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final class ExpandableSectionController: ListSectionController {
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private var expanded = false
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private var object: String?
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override func sizeForItem(at index: Int) -> CGSize {
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let width = collectionContext!.containerSize.width
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let height = expanded ? LabelCell.textHeight(object ?? "", width: width) : LabelCell.singleLineHeight
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return CGSize(width: width, height: height)
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}
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override func cellForItem(at index: Int) -> UICollectionViewCell {
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guard let cell = collectionContext?.dequeueReusableCell(of: LabelCell.self, for: self, at: index) as? LabelCell else {
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fatalError()
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}
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cell.text = object
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return cell
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}
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override func didUpdate(to object: Any) {
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self.object = object as? String
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}
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override func didSelectItem(at index: Int) {
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expanded = !expanded
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UIView.animate(withDuration: 0.5,
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delay: 0,
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usingSpringWithDamping: 0.4,
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initialSpringVelocity: 0.6,
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options: [],
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animations: {
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self.collectionContext?.invalidateLayout(for: self)
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})
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}
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}
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