> On Mar 28, 2017, at 1:45 PM, Daryle Walker <[email protected]> wrote:
>
> It seems that I’ll be the first American in general & GitHub open-source
> history to ever make a NSTextFindBarContainer subclass. The window
> controller shows two views in a split view. The top half is a NSTableView
> surrounded by a NSScrollView. The bottom half is a NSTextView surrounded by a
> scroll view. Each one can handle NSTextFinder, but I’m considering them
> halves of the same document (since they are). So I’m make a single find-bar
> to cover both views. I’ve read about NSTitlebarAccessoryViewController and
> wonder if I can use it to hold the Find controls.
>
>> class MyWindowController: NSWindowController {
>> //...
>> dynamic var representedMessage: RawMessage?
>> dynamic var isWritable: Bool = true
>>
>> // Outlets
>> @IBOutlet weak var messageController: NSObjectController!
>> @IBOutlet weak var headerController: NSArrayController!
>> @IBOutlet weak var textFinder: NSTextFinder!
>> @IBOutlet weak var accessoryView: NSVisualEffectView!
>>
>> // Pseudo-outlets
>> var headerViewController: NSViewController!
>> var bodyViewController: NSTabViewController!
>> var addBodyViewController: NSViewController!
>> var bodyTextViewController: NSViewController!
>>
>> var headerTableView: NSTableView!
>> var bodyTextView: NSTextView!
>>
>> /// Table of which characters, combining the header and body as a single
>> string, are where.
>> dynamic var textRanges = [NSMakeRange(0, 0)]
>> /// The accessory title-bar to contain the text-finding controls.
>> let findBar = NSTitlebarAccessoryViewController()
>>
This creates an empty class; you should subclass
NSTitlebarAccessoryViewController and provide implementation stuff to get the
view, or use initWithNibName and pass in your NIB that contains the view. Hence
the log you mention later.
>> //…
You left off what you are doing here; it might be relevant.
corbin
>>
>> override func windowDidLoad() {
>> super.windowDidLoad()
>> //...
>> findBar.layoutAttribute = .bottom
>> }
>> //...
>> }
>
> I added a NSTextFinder to my window controller’s top bar and added an outlet.
> I’m using the window controller class as the NSTextFinderClient delegate:
>
>> extension MyWindowController: NSTextFinderClient {
>>
>> /// Determine the right substring, from the text range map.
>> func string(at characterIndex: Int, effectiveRange outRange:
>> NSRangePointer, endsWithSearchBoundary outFlag:
>> UnsafeMutablePointer<ObjCBool>) -> String {
>> //...
>> }
>>
>> /// Determine the length of the virtual string, from the text range map.
>> func stringLength() -> Int {
>> return NSMaxRange(self.textRanges.last!)
>> }
>>
>> }
>
> and a NSTextFindBarContainer delegate:
>
>> extension MyWindowController: NSTextFinderBarContainer {
>>
>> var findBarView: NSView? {
>> get { return self.findBar.view }
>> set { self.findBar.view = newValue ?? /*self.accessoryView*/ NSView()
>> }
>> }
>>
>> func contentView() -> NSView? {
>> return self.window?.contentView
>> }
>>
>> var isFindBarVisible: Bool {
>> get {
>> return self.findBar.parent != nil
>> }
>>
>> @objc(setFindBarVisible:) set {
>> if newValue && self.findBar.parent == nil {
>> self.window?.addTitlebarAccessoryViewController(self.findBar)
>> } else if !newValue && self.findBar.parent != nil {
>> self.findBar.removeFromParentViewController()
>> }
>> }
>> }
>>
>> func findBarViewDidChangeHeight() {
>> // Do I need to do something here?
>> }
>>
>> }
>
> I have no idea if what I’m doing here is even close to being right. (The
> “accessoryView” property maps to a NSVisualEffectView that I made because I
> thought “NSView()” was wrong at first. It made no difference.) When I try
> running the app, creation of the first window is jammed by:
>
>> 2017-03-28 15:33:27.659649 XNW[51906:6766586] -[NSNib
>> _initWithNibNamed:bundle:options:] could not load the nibName:
>> NSTitlebarAccessoryViewController in bundle (null).
>> 2017-03-28 15:33:27.677235 XNW[51906:6766586] -[NSNib
>> _initWithNibNamed:bundle:options:] could not load the nibName:
>> NSTitlebarAccessoryViewController in bundle (null).
>
> Is anyone from Apple and/or has privately made a NSTextFindBarContainer class
> capable of helping? As I said, there are no answers from WebSearch (i.e.
> others will be helped by me). Is there Apple sample code that covers this?
>
> —
> Daryle Walker
> Mac, Internet, and Video Game Junkie
> darylew AT mac DOT com
>
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