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- //
- // ASTableView.h
- // AsyncDisplayKit
- //
- // Copyright (c) 2014-present, Facebook, Inc. All rights reserved.
- // This source code is licensed under the BSD-style license found in the
- // LICENSE file in the root directory of this source tree. An additional grant
- // of patent rights can be found in the PATENTS file in the same directory.
- //
- #import <UIKit/UIKit.h>
- #import <AsyncDisplayKit/ASRangeController.h>
- #import <AsyncDisplayKit/ASTableViewProtocols.h>
- #import <AsyncDisplayKit/ASBaseDefines.h>
- #import <AsyncDisplayKit/ASBatchContext.h>
- NS_ASSUME_NONNULL_BEGIN
- @class ASCellNode;
- @protocol ASTableDataSource;
- @protocol ASTableDelegate;
- @class ASTableNode;
- /**
- * Asynchronous UITableView with Intelligent Preloading capabilities.
- *
- * @discussion ASTableView is a true subclass of UITableView, meaning it is pointer-compatible with code that
- * currently uses UITableView
- *
- * The main difference is that asyncDataSource expects -nodeForRowAtIndexPath, an ASCellNode, and
- * the heightForRowAtIndexPath: method is eliminated (as are the performance problems caused by it).
- * This is made possible because ASCellNodes can calculate their own size, and preload ahead of time.
- *
- * @note ASTableNode is strongly recommended over ASTableView. This class is provided for adoption convenience.
- */
- @interface ASTableView : UITableView
- /// The corresponding table node, or nil if one does not exist.
- @property (nonatomic, weak, readonly) ASTableNode *tableNode;
- /**
- * Retrieves the node for the row at the given index path.
- */
- - (nullable ASCellNode *)nodeForRowAtIndexPath:(NSIndexPath *)indexPath AS_WARN_UNUSED_RESULT;
- /**
- * YES to automatically adjust the contentOffset when cells are inserted or deleted "before"
- * visible cells, maintaining the users' visible scroll position. Currently this feature tracks insertions, moves and deletions of
- * cells, but section edits are ignored.
- *
- * default is NO.
- */
- @property (nonatomic) BOOL automaticallyAdjustsContentOffset;
- /**
- * The number of screens left to scroll before the delegate -tableView:beginBatchFetchingWithContext: is called.
- *
- * Defaults to two screenfuls.
- */
- @property (nonatomic, assign) CGFloat leadingScreensForBatching;
- /*
- * A Boolean value that determines whether the nodes that the data source renders will be flipped.
- */
- @property (nonatomic, assign) BOOL inverted;
- @end
- @interface ASTableView (Deprecated)
- @property (nonatomic, weak) id<ASTableDelegate> asyncDelegate ASDISPLAYNODE_DEPRECATED_MSG("Use ASTableNode's .delegate property instead.");
- @property (nonatomic, weak) id<ASTableDataSource> asyncDataSource ASDISPLAYNODE_DEPRECATED_MSG("Use ASTableNode .dataSource property instead.");
- /**
- * Initializer.
- *
- * @param frame A rectangle specifying the initial location and size of the table view in its superview’s coordinates.
- * The frame of the table view changes as table cells are added and deleted.
- *
- * @param style A constant that specifies the style of the table view. See UITableViewStyle for descriptions of valid constants.
- */
- - (instancetype)initWithFrame:(CGRect)frame style:(UITableViewStyle)style ASDISPLAYNODE_DEPRECATED_MSG("Please use ASTableNode instead of ASTableView.");
- /**
- * Tuning parameters for a range type in full mode.
- *
- * @param rangeType The range type to get the tuning parameters for.
- *
- * @return A tuning parameter value for the given range type in full mode.
- *
- * @see ASLayoutRangeMode
- * @see ASLayoutRangeType
- */
- - (ASRangeTuningParameters)tuningParametersForRangeType:(ASLayoutRangeType)rangeType AS_WARN_UNUSED_RESULT ASDISPLAYNODE_DEPRECATED_MSG("Use ASTableNode method instead.");
- /**
- * Set the tuning parameters for a range type in full mode.
- *
- * @param tuningParameters The tuning parameters to store for a range type.
- * @param rangeType The range type to set the tuning parameters for.
- *
- * @see ASLayoutRangeMode
- * @see ASLayoutRangeType
- */
- - (void)setTuningParameters:(ASRangeTuningParameters)tuningParameters forRangeType:(ASLayoutRangeType)rangeType ASDISPLAYNODE_DEPRECATED_MSG("Use ASTableNode method instead.");
- /**
- * Tuning parameters for a range type in the specified mode.
- *
- * @param rangeMode The range mode to get the running parameters for.
- * @param rangeType The range type to get the tuning parameters for.
- *
- * @return A tuning parameter value for the given range type in the given mode.
- *
- * @see ASLayoutRangeMode
- * @see ASLayoutRangeType
- */
- - (ASRangeTuningParameters)tuningParametersForRangeMode:(ASLayoutRangeMode)rangeMode rangeType:(ASLayoutRangeType)rangeType AS_WARN_UNUSED_RESULT ASDISPLAYNODE_DEPRECATED_MSG("Use ASTableNode method instead.");
- /**
- * Set the tuning parameters for a range type in the specified mode.
- *
- * @param tuningParameters The tuning parameters to store for a range type.
- * @param rangeMode The range mode to set the running parameters for.
- * @param rangeType The range type to set the tuning parameters for.
- *
- * @see ASLayoutRangeMode
- * @see ASLayoutRangeType
- */
- - (void)setTuningParameters:(ASRangeTuningParameters)tuningParameters forRangeMode:(ASLayoutRangeMode)rangeMode rangeType:(ASLayoutRangeType)rangeType ASDISPLAYNODE_DEPRECATED_MSG("Use ASTableNode method instead.");
- - (nullable __kindof UITableViewCell *)cellForRowAtIndexPath:(NSIndexPath *)indexPath ASDISPLAYNODE_DEPRECATED_MSG("Use ASTableNode method instead.");
- - (void)scrollToRowAtIndexPath:(NSIndexPath *)indexPath atScrollPosition:(UITableViewScrollPosition)scrollPosition animated:(BOOL)animated ASDISPLAYNODE_DEPRECATED_MSG("Use ASTableNode method instead.");
- - (void)selectRowAtIndexPath:(NSIndexPath *)indexPath animated:(BOOL)animated scrollPosition:(UITableViewScrollPosition)scrollPosition ASDISPLAYNODE_DEPRECATED_MSG("Use ASTableNode method instead.");
- @property (nonatomic, readonly, nullable) NSIndexPath *indexPathForSelectedRow ASDISPLAYNODE_DEPRECATED_MSG("Use ASTableNode property instead.");
- @property (nonatomic, readonly, nullable) NSArray<NSIndexPath *> *indexPathsForSelectedRows ASDISPLAYNODE_DEPRECATED_MSG("Use ASTableNode property instead.");
- @property (nonatomic, readonly, nullable) NSArray<NSIndexPath *> *indexPathsForVisibleRows ASDISPLAYNODE_DEPRECATED_MSG("Use ASTableNode property instead.");
- - (nullable NSIndexPath *)indexPathForRowAtPoint:(CGPoint)point ASDISPLAYNODE_DEPRECATED_MSG("Use ASTableNode method instead.");
- - (nullable NSArray<NSIndexPath *> *)indexPathsForRowsInRect:(CGRect)rect ASDISPLAYNODE_DEPRECATED_MSG("Use ASTableNode method instead.");
- /**
- * Similar to -visibleCells.
- *
- * @return an array containing the cell nodes being displayed on screen.
- */
- - (NSArray<ASCellNode *> *)visibleNodes AS_WARN_UNUSED_RESULT ASDISPLAYNODE_DEPRECATED_MSG("Use ASTableNode method instead.");
- /**
- * Similar to -indexPathForCell:.
- *
- * @param cellNode a cellNode part of the table view
- *
- * @return an indexPath for this cellNode
- */
- - (nullable NSIndexPath *)indexPathForNode:(ASCellNode *)cellNode AS_WARN_UNUSED_RESULT ASDISPLAYNODE_DEPRECATED_MSG("Use ASTableNode method instead.");
- /**
- * Reload everything from scratch, destroying the working range and all cached nodes.
- *
- * @param completion block to run on completion of asynchronous loading or nil. If supplied, the block is run on
- * the main thread.
- * @warning This method is substantially more expensive than UITableView's version.
- */
- -(void)reloadDataWithCompletion:(void (^ _Nullable)())completion ASDISPLAYNODE_DEPRECATED_MSG("Use ASTableNode method instead.");
- /**
- * Reload everything from scratch, destroying the working range and all cached nodes.
- *
- * @warning This method is substantially more expensive than UITableView's version.
- */
- - (void)reloadData ASDISPLAYNODE_DEPRECATED_MSG("Use ASTableNode method instead.");
- /**
- * Reload everything from scratch entirely on the main thread, destroying the working range and all cached nodes.
- *
- * @warning This method is substantially more expensive than UITableView's version and will block the main thread while
- * all the cells load.
- */
- - (void)reloadDataImmediately ASDISPLAYNODE_DEPRECATED_MSG("Use ASTableNode's reloadDataWithCompletion: followed by ASTableNode's -waitUntilAllUpdatesAreCommitted instead.");
- /**
- * Triggers a relayout of all nodes.
- *
- * @discussion This method invalidates and lays out every cell node in the table view.
- */
- - (void)relayoutItems ASDISPLAYNODE_DEPRECATED_MSG("Use ASTableNode method instead.");
- - (void)beginUpdates ASDISPLAYNODE_DEPRECATED_MSG("Use ASTableNode's -performBatchUpdates:completion: instead.");
- - (void)endUpdates ASDISPLAYNODE_DEPRECATED_MSG("Use ASTableNode's -performBatchUpdates:completion: instead.");
- /**
- * Concludes a series of method calls that insert, delete, select, or reload rows and sections of the table view.
- * You call this method to bracket a series of method calls that begins with beginUpdates and that consists of operations
- * to insert, delete, select, and reload rows and sections of the table view. When you call endUpdates, ASTableView begins animating
- * the operations simultaneously. This method is must be called from the main thread. It's important to remember that the ASTableView will
- * be processing the updates asynchronously after this call and are not guaranteed to be reflected in the ASTableView until
- * the completion block is executed.
- *
- * @param animated NO to disable all animations.
- * @param completion A completion handler block to execute when all of the operations are finished. This block takes a single
- * Boolean parameter that contains the value YES if all of the related animations completed successfully or
- * NO if they were interrupted. This parameter may be nil. If supplied, the block is run on the main thread.
- */
- - (void)endUpdatesAnimated:(BOOL)animated completion:(void (^ _Nullable)(BOOL completed))completion ASDISPLAYNODE_DEPRECATED_MSG("Use ASTableNode's -performBatchUpdates:completion: instead.");
- /**
- * Blocks execution of the main thread until all section and row updates are committed. This method must be called from the main thread.
- */
- - (void)waitUntilAllUpdatesAreCommitted ASDISPLAYNODE_DEPRECATED_MSG("Use ASTableNode method instead.");
- - (void)insertSections:(NSIndexSet *)sections withRowAnimation:(UITableViewRowAnimation)animation ASDISPLAYNODE_DEPRECATED_MSG("Use ASTableNode method instead.");
- - (void)deleteSections:(NSIndexSet *)sections withRowAnimation:(UITableViewRowAnimation)animation ASDISPLAYNODE_DEPRECATED_MSG("Use ASTableNode method instead.");
- - (void)reloadSections:(NSIndexSet *)sections withRowAnimation:(UITableViewRowAnimation)animation ASDISPLAYNODE_DEPRECATED_MSG("Use ASTableNode method instead.");
- - (void)moveSection:(NSInteger)section toSection:(NSInteger)newSection ASDISPLAYNODE_DEPRECATED_MSG("Use ASTableNode method instead.");
- - (void)insertRowsAtIndexPaths:(NSArray<NSIndexPath *> *)indexPaths withRowAnimation:(UITableViewRowAnimation)animation ASDISPLAYNODE_DEPRECATED_MSG("Use ASTableNode method instead.");
- - (void)deleteRowsAtIndexPaths:(NSArray<NSIndexPath *> *)indexPaths withRowAnimation:(UITableViewRowAnimation)animation ASDISPLAYNODE_DEPRECATED_MSG("Use ASTableNode method instead.");
- - (void)reloadRowsAtIndexPaths:(NSArray<NSIndexPath *> *)indexPaths withRowAnimation:(UITableViewRowAnimation)animation ASDISPLAYNODE_DEPRECATED_MSG("Use ASTableNode method instead.");
- - (void)moveRowAtIndexPath:(NSIndexPath *)indexPath toIndexPath:(NSIndexPath *)newIndexPath ASDISPLAYNODE_DEPRECATED_MSG("Use ASTableNode method instead.");
- /// Deprecated in 2.0. You should not call this method.
- - (void)clearContents ASDISPLAYNODE_DEPRECATED_MSG("You should not call this method directly. Intead, rely on the Interstate State callback methods.");
- /// Deprecated in 2.0. You should not call this method.
- - (void)clearFetchedData ASDISPLAYNODE_DEPRECATED_MSG("You should not call this method directly. Intead, rely on the Interstate State callback methods.");
- @end
- ASDISPLAYNODE_DEPRECATED_MSG("Renamed to ASTableDataSource.")
- @protocol ASTableViewDataSource <ASTableDataSource>
- @end
- ASDISPLAYNODE_DEPRECATED_MSG("Renamed to ASTableDelegate.")
- @protocol ASTableViewDelegate <ASTableDelegate>
- @end
- NS_ASSUME_NONNULL_END
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