uitableview

问题 Case 1: create UITableViewCell with initWithStyle:reuseIdentifier: Case 2: create UITableViewCell with [[NSBundle mainBundle] loadNibNamed:@"MyCell" owner:self options:nil]; Case 1 will create reusable cell combined together with specific identifier,which will be pushed into the reusable queue. Case 2 will create one cell from nib file, but can not be put into the reusable queue as case 1. Question is any solution for case 2 to make the cell be reusable ? 回答1: In the XIB there is a setting

问题 I'm having the very same trouble here I have not figured out yet how to pass the correct data from TableViewController to another ViewController. I get data from JSON I have everything I need but by selecting any row data showing is the data in the last row. I need to get the information about the exact row I select the TableViewController. import UIKit class TableViewController: UITableViewController { var TableData:Array< String > = Array < String >() func getData(_ link: String) { let url:

问题 I have tableview in which each cell contains label,image and button. My problem is when i disabled first cell and scroll table view 5th cell also disable here is code override func tableView(tableView: UITableView, cellForRowAtIndexPath indexPath: NSIndexPath) -> UITableViewCell { let cell = tableView.dequeueReusableCellWithIdentifier("cell", forIndexPath: indexPath) as! DetailTableViewCell cell.preservesSuperviewLayoutMargins = false cell.separatorInset = UIEdgeInsetsZero cell.layoutMargins

问题 I'm creating a settings page for my Swift app and (following examples here on SO) I've subclassed a UITableViewCell and in the init() handlers I've set the accessoryView to be a UISwitch() . I also have a custom @IBInspectable property on the subclass which is also marked @IBDesignable : @IBDesignable class TableViewSwitchCell: UITableViewCell { @IBInspectable var settingsKey: String? func build() { accessoryView = UISwitch() } required init?(coder aDecoder: NSCoder) { super.init(coder:

问题 I'm going to break down what the flow for connection is for the first time a user wants to connect to a BLE Peripheral Device. I think I may be doing something that upsets the natural flow of the CoreBluetooth Module. My app currently works with regards to connecting and sending commands to a BLE device. To connect, I first land on a page with a tableview which displays the devices available to connect to. override func viewDidLoad() { super.viewDidLoad() //self.centralManager =

问题 With a collection I would perform batch updates to prevent it from flashing...Now I'm trying to do the same with a table, if possible... In a previous post I did it as the answer shows....CollectionView flash when reloadData here's my query, as I think I need to add it in there: let query = PFQuery(className: "Posts") query.limit = self.page query.addDescendingOrder("createdAt") query.whereKey("username", notContainedIn: self.followArray) query.whereKey("username", notEqualTo: PFUser

问题 I have a problem with setting the checkmark for a row in iOS table view If I select one element above, the next 13th element is also getting selected, I not sure why? Should I have to do something with the table before setting the checkmark, cause I am just checking one condition and if that condition is true I am setting the accessoryType as checkmark, below is the code. Note:- When this happen the 13th row will not get selected, it just changes the accessory type of that row. if let cell =

问题 I have an object called masterMessages filled with objects called messages. Each message object has five keys: objectId senderId senderName messageBody timestamp Basically what I am doing now is querying all the messages sent to my user in this object called masterMessages. Then i'm using: self.senderIds = [masterMessages valueForKeyPath:@"@distinctUnionOfObjects.senderId"]; to get all the different sender ids (senderId) in an array called senderIds. With this I will populate my conversations

问题 I have an object called masterMessages filled with objects called messages. Each message object has five keys: objectId senderId senderName messageBody timestamp Basically what I am doing now is querying all the messages sent to my user in this object called masterMessages. Then i'm using: self.senderIds = [masterMessages valueForKeyPath:@"@distinctUnionOfObjects.senderId"]; to get all the different sender ids (senderId) in an array called senderIds. With this I will populate my conversations

问题 I have a UITableView and I would like it to have 2 sections. I now know that you can only have grouped sections if you're using a UITableViewController and if you're using static cells, neither of which I am. Is that I want to do possible? If so where can I turn for help on setting this up. It seems like every tutorial I have found is for the example of using a UITableViewController. 回答1: Setting the tableView's style property to .Grouped and return 2 from numberOfSections... -method should