Add TableView and CollectionView protocol #139
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,78 @@ | ||
| // | ||
| // PlanGrid | ||
| // https://www.plangrid.com | ||
| // https://medium.com/plangrid-technology | ||
| // | ||
| // Documentation | ||
| // https://plangrid.github.io/ReactiveLists | ||
| // | ||
| // GitHub | ||
| // https://github.com/plangrid/ReactiveLists | ||
| // | ||
| // License | ||
| // Copyright © 2018-present PlanGrid, Inc. | ||
| // Released under an MIT license: https://opensource.org/licenses/MIT | ||
| // | ||
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| import DifferenceKit | ||
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| /// Protocol that allows ReactiveLists to use a UITableView without knowing about the concrete type | ||
| /// This is useful for testing, and it's a step toward having one | ||
| protocol TableView: class { | ||
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| // MARK: UITableView methods | ||
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| var indexPathsForVisibleRows: [IndexPath]? { get } | ||
| func beginUpdates() | ||
| func endUpdates() | ||
| func reloadData() | ||
| func cellForRow(at indexPath: IndexPath) -> UITableViewCell? | ||
| var dataSource: UITableViewDataSource? { get set } | ||
| var delegate: UITableViewDelegate? { get set } | ||
| func headerView(forSection section: Int) -> UITableViewHeaderFooterView? | ||
| func footerView(forSection section: Int) -> UITableViewHeaderFooterView? | ||
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| // MARK: DifferenceKit UITableView extensions | ||
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| //swiftlint:disable:next function_parameter_count | ||
| func reload<C>( | ||
| using stagedChangeset: StagedChangeset<C>, | ||
| deleteSectionsAnimation: @autoclosure () -> UITableViewRowAnimation, | ||
| insertSectionsAnimation: @autoclosure () -> UITableViewRowAnimation, | ||
| reloadSectionsAnimation: @autoclosure () -> UITableViewRowAnimation, | ||
| deleteRowsAnimation: @autoclosure () -> UITableViewRowAnimation, | ||
| insertRowsAnimation: @autoclosure () -> UITableViewRowAnimation, | ||
| reloadRowsAnimation: @autoclosure () -> UITableViewRowAnimation, | ||
| interrupt: ((Changeset<C>) -> Bool)?, | ||
| setData: (C) -> Void | ||
| ) | ||
| } | ||
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| extension TableView { | ||
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| //swiftlint:disable:next function_parameter_count | ||
| func reload<C>( | ||
| using stagedChangeset: StagedChangeset<C>, | ||
| deleteSectionsAnimation: @autoclosure () -> UITableViewRowAnimation, | ||
| insertSectionsAnimation: @autoclosure () -> UITableViewRowAnimation, | ||
| reloadSectionsAnimation: @autoclosure () -> UITableViewRowAnimation, | ||
| deleteRowsAnimation: @autoclosure () -> UITableViewRowAnimation, | ||
| insertRowsAnimation: @autoclosure () -> UITableViewRowAnimation, | ||
| reloadRowsAnimation: @autoclosure () -> UITableViewRowAnimation, | ||
| setData: (C) -> Void | ||
| ) { | ||
| self.reload( | ||
| using: stagedChangeset, | ||
| deleteSectionsAnimation: deleteSectionsAnimation, | ||
| insertSectionsAnimation: insertRowsAnimation, | ||
| reloadSectionsAnimation: reloadSectionsAnimation, | ||
| deleteRowsAnimation: deleteRowsAnimation, | ||
| insertRowsAnimation: insertRowsAnimation, | ||
| reloadRowsAnimation: reloadRowsAnimation, | ||
| interrupt: nil, | ||
| setData: setData | ||
| ) | ||
| } | ||
| } | ||
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| extension UITableView: TableView {} |
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This seemed okay to do?
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I haven't tried it internally, but I think in most cases, you'll have another pointer to this view anyway.