mirror of
https://github.com/Instagram/IGListKit
synced 2026-05-14 21:08:48 +00:00
3102852ce2
Summary: Removing the `IGListSectionType` protocol and adding default implementations into `IGListSectionController`. - `numberOfItems` returns 1 - `cellForItemAtIndex:` asserts (have to return a cell) - `didUpdateToObject:` no-ops - `didSelectItemAtIndex:` no-ops Fixes #168 Reviewed By: jessesquires Differential Revision: D4909585 fbshipit-source-id: 8816702504e3fc0683868914ff4dd20e4af7c166
66 lines
2.4 KiB
Objective-C
66 lines
2.4 KiB
Objective-C
/**
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* Copyright (c) 2016-present, Facebook, Inc.
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* All rights reserved.
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*
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* This source code is licensed under the BSD-style license found in the
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* LICENSE file in the root directory of this source tree. An additional grant
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* of patent rights can be found in the PATENTS file in the same directory.
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*/
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#import <UIKit/UIKit.h>
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@class IGListAdapter;
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@class IGListSectionController;
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NS_ASSUME_NONNULL_BEGIN
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/**
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Implement this protocol to receive display events for a section controller when it is on screen.
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*/
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@protocol IGListDisplayDelegate <NSObject>
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/**
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Tells the delegate that the specified section controller is about to be displayed.
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@param listAdapter The list adapter for the section controller.
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@param sectionController The section controller about to be displayed.
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*/
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- (void)listAdapter:(IGListAdapter *)listAdapter willDisplaySectionController:(IGListSectionController *)sectionController;
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/**
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Tells the delegate that the specified section controller is no longer being displayed.
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@param listAdapter The list adapter for the section controller.
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@param sectionController The section controller that is no longer displayed.
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*/
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- (void)listAdapter:(IGListAdapter *)listAdapter didEndDisplayingSectionController:(IGListSectionController *)sectionController;
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/**
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Tells the delegate that a cell in the specified list is about to be displayed.
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@param listAdapter The list adapter in which the cell will display.
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@param sectionController The section controller that is displaying the cell.
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@param cell The cell about to be displayed.
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@param index The index of the cell in the section.
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*/
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- (void)listAdapter:(IGListAdapter *)listAdapter willDisplaySectionController:(IGListSectionController *)sectionController
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cell:(UICollectionViewCell *)cell
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atIndex:(NSInteger)index;
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/**
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Tells the delegate that a cell in the specified list is no longer being displayed.
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@param listAdapter The list adapter in which the cell was displayed.
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@param sectionController The section controller that is no longer displaying the cell.
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@param cell The cell that is no longer displayed.
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@param index The index of the cell in the section.
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*/
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- (void)listAdapter:(IGListAdapter *)listAdapter didEndDisplayingSectionController:(IGListSectionController *)sectionController
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cell:(UICollectionViewCell *)cell
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atIndex:(NSInteger)index;
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@end
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NS_ASSUME_NONNULL_END
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