swift - TableView 单元格中的委托(delegate)错误

Question

我在委托(delegate)引用行中有错误

class AppDelegate: UIResponder, UIApplicationDelegate {

与 TableView 之间的委托(delegate)不存在

github link

2016-03-06 01:48:12.189 BusinessWallet[11069:1325173] * Assertion failure in -[UITableView dequeueReusableCellWithIdentifier:forIndexPath:], /BuildRoot/Library/Caches/com.apple.xbs/Sources/UIKit_Sim/UIKit-3512.30.14/UITableView.m:6564 2016-03-06 01:48:12.402 BusinessWallet[11069:1325173] * Terminating app due to uncaught exception 'NSInternalInconsistencyException', reason: 'unable to dequeue a cell with identifier CCell - must register a nib or a class for the identifier or connect a prototype cell in a storyboard' *** First throw call stack: ( 0 CoreFoundation 0x0000000107bdbe65 exceptionPreprocess + 165 1 libobjc.A.dylib 0x0000000109953deb objc_exception_throw + 48 2 CoreFoundation 0x0000000107bdbcca +[NSException raise:format:arguments:] + 106 3 Foundation 0x00000001080244de -[NSAssertionHandler handleFailureInMethod:object:file:lineNumber:description:] + 198 4 UIKit 0x000000010853ea8d -[UITableView dequeueReusableCellWithIdentifier:forIndexPath:] + 266 5 BusinessWallet 0x0000000106f0fd61 _TFC14BusinessWallet14CategoriesView9tableViewfS0_FTCSo11UITableView21cellForRowAtIndexPathCSo11NSIndexPath_CSo15UITableViewCell + 113 6 BusinessWallet 0x0000000106f0fe0f _TToFC14BusinessWallet14CategoriesView9tableViewfS0_FTCSo11UITableView21cellForRowAtIndexPathCSo11NSIndexPath_CSo15UITableViewCell + 79 7 UIKit 0x0000000108551e43 -[UITableView _createPreparedCellForGlobalRow:withIndexPath:willDisplay:] + 766 8 UIKit 0x0000000108551f7b -[UITableView _createPreparedCellForGlobalRow:willDisplay:] + 74 9 UIKit 0x0000000108526a39 -[UITableView _updateVisibleCellsNow:isRecursive:] + 2996 10 UIKit 0x000000010855b01c -[UITableView _performWithCachedTraitCollection:] + 92 11 UIKit 0x0000000108541edc -[UITableView layoutSubviews] + 224 12 UIKit 0x00000001084af4a3 -[UIView(CALayerDelegate) layoutSublayersOfLayer:] + 703 13 QuartzCore 0x000000010c06459a -[CALayer layoutSublayers] + 146 14 QuartzCore 0x000000010c058e70 _ZN2CA5Layer16layout_if_neededEPNS_11TransactionE + 366 15 QuartzCore 0x000000010c058cee _ZN2CA5Layer28layout_and_display_if_neededEPNS_11TransactionE + 24 16 QuartzCore 0x000000010c04d475 _ZN2CA7Context18commit_transactionEPNS_11TransactionE + 277 17 QuartzCore 0x000000010c07ac0a _ZN2CA11Transaction6commitEv + 486 18 QuartzCore 0x000000010c07b37c _ZN2CA11Transaction17observer_callbackEP19__CFRunLoopObservermPv + 92 19 CoreFoundation 0x0000000107b07367 __CFRUNLOOP_IS_CALLING_OUT_TO_AN_OBSERVER_CALLBACK_FUNCTION + 23 20 CoreFoundation 0x0000000107b072d7 __CFRunLoopDoObservers + 391 21 CoreFoundation 0x0000000107afcf2b __CFRunLoopRun + 1147 22 CoreFoundation 0x0000000107afc828 CFRunLoopRunSpecific + 488 23 GraphicsServices 0x000000010b8f1ad2 GSEventRunModal + 161 24 UIKit 0x00000001083f8610 UIApplicationMain + 171 25 BusinessWallet 0x0000000106f143ed main + 109 26 libdyld.dylib 0x000000010a45c92d start + 1 27 ??? 0x0000000000000001 0x0 + 1 ) libc++abi.dylib: terminating with uncaught exception of type NSException (lldb)

class CategoriesView: UITableViewController {
@IBOutlet weak var CheefsCell : UITableViewCell?
@IBOutlet weak var BeautyCell : UITableViewCell?
@IBOutlet weak var StudentServicesCell : UITableViewCell?
@IBOutlet weak var ArtAndDesigneCell : UITableViewCell?
@IBOutlet weak var StoreCell : UITableViewCell?
@IBOutlet weak var OthersCell : UITableViewCell?

   override func viewDidLoad() {
    super.viewDidLoad()
    self.clearsSelectionOnViewWillAppear = false
    }

override func didReceiveMemoryWarning() {
    super.didReceiveMemoryWarning()}
    override func numberOfSectionsInTableView(tableView: UITableView) -> Int {
    // #warning Incomplete implementation, return the number of sections
    return 1
}
    override func tableView(tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
    // #warning Incomplete implementation, return the number of rows
    return 5

}
    override func tableView(tableView: UITableView, cellForRowAtIndexPath indexPath: NSIndexPath) ->  UITableViewCell {
let cell = tableView.dequeueReusableCellWithIdentifier("CCell", forIndexPath: indexPath)
    cell.accessoryType = .DisclosureIndicator
    // configure your cell here

    return cell
}
    override func prepareForSegue(segue: UIStoryboardSegue, sender: AnyObject?) {
        if (segue.identifier=="CheefsSegue") {let _=segue.destinationViewController as! CheefsView}
        else  if (segue.identifier=="BeautySegue") {let _=segue.destinationViewController as! BeautyView}
        else if (segue.identifier=="StudentServiceSegue") {let _=segue.destinationViewController as! StudentServicesView}
        else  if (segue.identifier=="ArtAndDesigneSegue") {let _=segue.destinationViewController as! ArtAndDesigneView}
        else  if (segue.identifier=="StoeSegue") {let _=segue.destinationViewController as! StoreView}
        else  if (segue.identifier=="OthersSegue") {let _=segue.destinationViewController as! OthersView}

    // Get the new view controller using segue.destinationViewController.
    // Pass the selected object to the new view controller.
    } }

Answer 1

这是你的问题:

reason: 'unable to dequeue a cell with identifier CCell - must register a nib or a class for the identifier or connect a prototype cell in a storyboard'

在 Storyboard中，为您的单元格指定“CCell”标识符。