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Code Issues 95 Packages Projects Releases 10 Wiki Activity

FROM clause, list controller

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This commit is contained in:
John Rommel Estropia
2015-04-28 01:26:34 +09:00
parent cc08053259
commit e115820635
10 changed files with 253 additions and 173 deletions
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89
HardcoreData/ManagedObjectListController.swift
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@@ -30,7 +30,7 @@ import GCDKit
// MARK: - ManagedObjectListController
public final class ManagedObjectListController<T: NSManagedObject>: NSFetchedResultsControllerDelegate {
public final class ManagedObjectListController<T: NSManagedObject>: FetchedResultsControllerHandler {
// MARK: Public
@@ -51,25 +51,25 @@ public final class ManagedObjectListController<T: NSManagedObject>: NSFetchedRes
}
// MARK: NSFetchedResultsControllerDelegate
// MARK: FetchedResultsControllerHandler
private func controller(controller: NSFetchedResultsController, didChangeObject anObject: AnyObject, atIndexPath indexPath: NSIndexPath?, forChangeType type: NSFetchedResultsChangeType, newIndexPath: NSIndexPath?) {
func controller(controller: NSFetchedResultsController, didChangeObject anObject: AnyObject, atIndexPath indexPath: NSIndexPath?, forChangeType type: NSFetchedResultsChangeType, newIndexPath: NSIndexPath?) {
}
private func controller(controller: NSFetchedResultsController, didChangeSection sectionInfo: NSFetchedResultsSectionInfo, atIndex sectionIndex: Int, forChangeType type: NSFetchedResultsChangeType) {
func controller(controller: NSFetchedResultsController, didChangeSection sectionInfo: NSFetchedResultsSectionInfo, atIndex sectionIndex: Int, forChangeType type: NSFetchedResultsChangeType) {
}
private func controllerWillChangeContent(controller: NSFetchedResultsController) {
func controllerWillChangeContent(controller: NSFetchedResultsController) {
}
private func controllerDidChangeContent(controller: NSFetchedResultsController) {
func controllerDidChangeContent(controller: NSFetchedResultsController) {
}
private func controller(controller: NSFetchedResultsController, sectionIndexTitleForSectionName sectionName: String?) -> String? {
func controller(controller: NSFetchedResultsController, sectionIndexTitleForSectionName sectionName: String?) -> String? {
return nil
}
@@ -100,19 +100,22 @@ public final class ManagedObjectListController<T: NSManagedObject>: NSFetchedRes
: nil)
)
let fetchedResultsControllerDelegate = FetchedResultsControllerDelegate()
self.fetchedResultsController = fetchedResultsController
self.fetchedResultsControllerDelegate = fetchedResultsControllerDelegate
self.parentStack = dataStack
self.observers = NSHashTable.weakObjectsHashTable()
fetchedResultsController.delegate = self
fetchedResultsControllerDelegate.handler = self
fetchedResultsControllerDelegate.fetchedResultsController = fetchedResultsController
var error: NSError?
if !fetchedResultsController.performFetch(&error) {
HardcoreData.handleError(
error ?? NSError(hardcoreDataErrorCode: .UnknownError),
"Failed to perform fetch on \(NSFetchedResultsController.self)")
"Failed to perform fetch on <\(NSFetchedResultsController.self)>.")
}
}
@@ -120,6 +123,74 @@ public final class ManagedObjectListController<T: NSManagedObject>: NSFetchedRes
// MARK: Private
private let fetchedResultsController: NSFetchedResultsController
private let fetchedResultsControllerDelegate: FetchedResultsControllerDelegate
private weak var parentStack: DataStack?
private let observers: NSHashTable
}
// MARK: - FetchedResultsControllerHandler
private protocol FetchedResultsControllerHandler: class {
func controller(controller: NSFetchedResultsController, didChangeObject anObject: AnyObject, atIndexPath indexPath: NSIndexPath?, forChangeType type: NSFetchedResultsChangeType, newIndexPath: NSIndexPath?)
func controller(controller: NSFetchedResultsController, didChangeSection sectionInfo: NSFetchedResultsSectionInfo, atIndex sectionIndex: Int, forChangeType type: NSFetchedResultsChangeType)
func controllerWillChangeContent(controller: NSFetchedResultsController)
func controllerDidChangeContent(controller: NSFetchedResultsController)
func controller(controller: NSFetchedResultsController, sectionIndexTitleForSectionName sectionName: String?) -> String?
}
// MARK: - FetchedResultsControllerDelegate
private final class FetchedResultsControllerDelegate: NSFetchedResultsControllerDelegate {
// MARK: NSFetchedResultsControllerDelegate
@objc func controller(controller: NSFetchedResultsController, didChangeObject anObject: AnyObject, atIndexPath indexPath: NSIndexPath?, forChangeType type: NSFetchedResultsChangeType, newIndexPath: NSIndexPath?) {
self.handler?.controller(controller, didChangeObject: anObject, atIndexPath: indexPath, forChangeType: type, newIndexPath: newIndexPath)
}
@objc func controller(controller: NSFetchedResultsController, didChangeSection sectionInfo: NSFetchedResultsSectionInfo, atIndex sectionIndex: Int, forChangeType type: NSFetchedResultsChangeType) {
self.handler?.controller(controller, didChangeSection: sectionInfo, atIndex: sectionIndex, forChangeType: type)
}
@objc func controllerWillChangeContent(controller: NSFetchedResultsController) {
self.handler?.controllerWillChangeContent(controller)
}
@objc func controllerDidChangeContent(controller: NSFetchedResultsController) {
self.handler?.controllerDidChangeContent(controller)
}
@objc func controller(controller: NSFetchedResultsController, sectionIndexTitleForSectionName sectionName: String?) -> String? {
return self.handler?.controller(controller, sectionIndexTitleForSectionName: sectionName)
}
// MARK: Private
weak var handler: FetchedResultsControllerHandler?
weak var fetchedResultsController: NSFetchedResultsController? {
didSet {
oldValue?.delegate = nil
self.fetchedResultsController?.delegate = self
}
}
deinit {
self.fetchedResultsController?.delegate = nil
}
}