mirror of
https://github.com/MessageKit/MessageKit.git
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Martin Púčik
bff35fda61
* build: Swiftlint plugin * build: Swiftformat plugin * build: Swiftformat plugin * build: Swiftformat bash command * style: Swiftformat rules * style: Swiftformat applied to codebase * style: Ignore Tests for Swiftlint * Update bundler * Update changelog and migration guide * style: Ignore Example for Swiftlint * chore: Changelog * Update Xcode version for ci_pr_tests.yml * Update ci_pr_framework.yml * Update ci_pr_example.yml * chore: Changelog Co-authored-by: Jakub Kaspar <kaspikk@gmail.com>
72 lines
2.9 KiB
Swift
72 lines
2.9 KiB
Swift
// MIT License
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//
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// Copyright (c) 2017-2019 MessageKit
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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 all
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// 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 THE
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// SOFTWARE.
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import Foundation
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import MessageKit
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import UIKit
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// MARK: - CustomMessagesFlowLayout
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open class CustomMessagesFlowLayout: MessagesCollectionViewFlowLayout {
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open lazy var customMessageSizeCalculator = CustomMessageSizeCalculator(layout: self)
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open override func cellSizeCalculatorForItem(at indexPath: IndexPath) -> CellSizeCalculator {
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if isSectionReservedForTypingIndicator(indexPath.section) {
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return typingIndicatorSizeCalculator
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}
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let message = messagesDataSource.messageForItem(at: indexPath, in: messagesCollectionView)
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if case .custom = message.kind {
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return customMessageSizeCalculator
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}
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return super.cellSizeCalculatorForItem(at: indexPath)
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}
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open override func messageSizeCalculators() -> [MessageSizeCalculator] {
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var superCalculators = super.messageSizeCalculators()
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// Append any of your custom `MessageSizeCalculator` if you wish for the convenience
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// functions to work such as `setMessageIncoming...` or `setMessageOutgoing...`
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superCalculators.append(customMessageSizeCalculator)
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return superCalculators
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}
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}
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// MARK: - CustomMessageSizeCalculator
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open class CustomMessageSizeCalculator: MessageSizeCalculator {
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// MARK: Lifecycle
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public override init(layout: MessagesCollectionViewFlowLayout? = nil) {
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super.init()
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self.layout = layout
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}
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// MARK: Open
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open override func sizeForItem(at _: IndexPath) -> CGSize {
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guard let layout = layout else { return .zero }
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let collectionViewWidth = layout.collectionView?.bounds.width ?? 0
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let contentInset = layout.collectionView?.contentInset ?? .zero
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let inset = layout.sectionInset.left + layout.sectionInset.right + contentInset.left + contentInset.right
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return CGSize(width: collectionViewWidth - inset, height: 44)
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}
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}
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