动态隐藏可安装视图中的列

setHidden: selector

NSInteger colIdx;
NSTableColumn* col;

colIdx = [myTable columnWithIdentifier:@"columnIdent"];
col = [myTable.tableColumns objectAtIndex:colIdx];
[col setHidden:YES];

NSTableColumn *aColumn = [[NSTableColumn alloc] initWithIdentifier:attr];
[aColumn setWidth:DEFAULTCOLWIDTH];
[aColumn setMinWidth:MINCOLWIDTH];
[[aColumn headerCell] setStringValue:columnLabel];

[aColumn bind:@"value"
     toObject:arrayController 
  withKeyPath:keyPath 
  options:nil];             

[tableView addTableColumn:aColumn];
[aColumn release];

tableView.tableColumnWithIdentifier("Status")?.bind("hidden", toObject: NSUserDefaults.standardUserDefaults(), withKeyPath: "TableColumnStatus", options: nil)

[[self.tableView tableColumnWithIdentifier:@"Status"] bind:@"hidden" toObject:[NSUserDefaults standardUserDefaults] withKeyPath:@"TableColumnStatus" options:nil];

isHidden hideColumnsFlag

class ViewController: NSViewController {

     // define the boolean binding variable to hide the columns and use its name as keypath
     @objc dynamic var hideColumnsFlag = true

     // Referring the column(s)
     // Method 1: creating IBOutlet(s) for the column(s): just ctrl-drag each column here to add it
     @IBOutlet weak var hideableTableColumn: NSTableColumn!
     // add as many column outlets as you need...

     // or, if you prefer working with columns' string keypaths
     // Method 2: use just the table view IBOutlet and its column identifiers (you **must** anyway set the latter identifiers manually via IB for each column)
     @IBOutlet weak var theTableView: NSTableView! // this line could be actually removed if using the first method on this example, but in a real case, you will probably need it anyway.

     // MARK: View Controller Lifecycle

     override func viewDidLoad() {
         super.viewDidLoad()

         // Method 1
         // referring the columns by using the outlets as such:
         hideableTableColumn.bind(.hidden, to: self, withKeyPath: "hideColumnsFlag", options: nil)
         // repeat for each column outlet.

         // Method 2
         // or if you need/prefer to use the column identifiers strings then:
         // theTableView.tableColumn(withIdentifier: .init("columnName"))?.bind(.hidden, to: self, withKeyPath: "hideColumnsFlag", options: nil)
         // repeat for each column identifier you have set.

         // obviously use just one method by commenting/uncommenting one or the other.
     }

     // MARK: Actions

     // this is the checkBox action method, just toggling the boolean variable bound to the columns in the viewDidLoad method.
     @IBAction func hideColumnsCheckboxAction(_ sender: NSButton) {
         hideColumnsFlag = sender.state == .on
     }
}

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