collectionview

Custom Collection View Layout like Chanel app

由 时光怂恿深爱的人放手 提交于 2020-12-12 14:59:15
问题 I'm trying to do a custom layout like the Chanel app you can find the app in the Appstore. https://itunes.apple.com/us/app/chanel-fashion/id409934435?mt=8 I know they are using an UICollectionView, but no clue how to start. The interaction feels like a tableview mixed with a paginated scroll. When you scroll the elements grow, and the first element position itself at the top. 回答1: Start with dragging & positioning just one UIView . See UIGestureRecognizer docs and look for existing examples

Custom Collection View Layout like Chanel app

由 别说谁变了你拦得住时间么 提交于 2020-12-12 14:58:59
问题 I'm trying to do a custom layout like the Chanel app you can find the app in the Appstore. https://itunes.apple.com/us/app/chanel-fashion/id409934435?mt=8 I know they are using an UICollectionView, but no clue how to start. The interaction feels like a tableview mixed with a paginated scroll. When you scroll the elements grow, and the first element position itself at the top. 回答1: Start with dragging & positioning just one UIView . See UIGestureRecognizer docs and look for existing examples

UICollectionView doesn't fill data from right to left in RTL

由 怎甘沉沦 提交于 2020-12-12 04:24:18
问题 I have a UICollectionView and want to display cells horizontally, e.g. In English , it should display: | cellA | cellB | cellC | In Arabic , it should display: [ cellC | cellB | cellA | For RTL, the UICollectionViewFlowLayout works fine by default for me if every cell has the same size. However, if I implement collectionView:layout:sizeForItemAtIndexPath: and set different widths for each cell, the CollectionView becomes: | cellA | cellB | cellC | Is there any way to fix this? 回答1: You need

iOS13 崩溃 Fatal Exception: NSInternalInconsistencyException

由 独自空忆成欢 提交于 2020-11-25 11:52:28
以下是 Firebase 的崩溃日志: Fatal Exception : NSInternalInconsistencyException Modifications to the layout engine must not be performed from a background thread after it has been accessed from the main thread.` 0 应用名称 0x100df14e4 CLSProcessRecordAllThreads + 4316009700 1 应用名称 0x100df18cc CLSProcessRecordAllThreads + 4316010700 2 应用名称 0x100de1144 CLSHandler + 4315943236 3 应用名称 0x100defae8 __CLSExceptionRecord_block_invoke + 4316003048 4 libdispatch.dylib 0x1c515c184 _dispatch_client_callout + 16 5 libdispatch.dylib 0x1c510ec44 _dispatch_lane_barrier_sync_invoke_and_complete + 56 6 应用名称 0x100def554
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