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mirror of https://github.com/qvacua/vimr.git synced 2024-12-23 05:32:13 +03:00
vimr/VimR/FileBrowserComponent.swift

140 lines
3.4 KiB
Swift

/**
* Tae Won Ha - http://taewon.de - @hataewon
* See LICENSE
*/
import Cocoa
import RxSwift
enum FileBrowserAction {
case open(url: URL)
}
class FileBrowserComponent: ViewComponent {
fileprivate let fileView: FileOutlineView
fileprivate let fileItemService: FileItemService
fileprivate var cwd: URL {
get {
return self.fileView.cwd
}
set {
self.fileView.cwd = newValue
}
}
required init?(coder: NSCoder) {
fatalError("init(coder:) has not been implemented")
}
override var isFirstResponder: Bool {
return self.fileView.isFirstResponder
}
init(source: Observable<Any>, fileItemService: FileItemService) {
self.fileItemService = fileItemService
self.fileView = FileOutlineView(source: source, fileItemService: fileItemService)
super.init(source: source)
self.addReactions()
}
override func beFirstResponder() {
self.window?.makeFirstResponder(self.fileView)
}
fileprivate func addReactions() {
self.fileView.sink
.filter { $0 is FileOutlineViewAction }
.map { $0 as! FileOutlineViewAction }
.subscribe(onNext: { [unowned self] action in
switch action {
case let .openFileItem(fileItem):
self.doubleAction(for: fileItem)
}
})
.addDisposableTo(self.disposeBag)
self.fileItemService.sink
.filter { $0 is FileItemServiceChange }
.map { $0 as! FileItemServiceChange }
.subscribe(onNext: { [unowned self] action in
switch action {
case let .childrenChanged(root, fileItem):
guard root == self.cwd else {
return
}
// FIXME: restore expanded states
if fileItem?.url == self.cwd {
DispatchUtils.gui {
self.fileView.reloadItem(nil, reloadChildren: true)
}
}
guard self.fileView.row(forItem: fileItem) > -1 else {
return
}
// FIXME: restore expanded states
DispatchUtils.gui {
self.fileView.reloadItem(fileItem, reloadChildren: true)
}
}
})
.addDisposableTo(self.disposeBag)
}
override func addViews() {
let fileView = self.fileView
NSOutlineView.configure(toStandard: fileView)
fileView.doubleAction = #selector(FileBrowserComponent.fileViewDoubleAction)
let scrollView = NSScrollView.standardScrollView()
scrollView.borderType = .noBorder
scrollView.documentView = fileView
self.addSubview(scrollView)
scrollView.autoPinEdgesToSuperviewEdges()
}
override func subscription(source: Observable<Any>) -> Disposable {
return source
.filter { $0 is MainWindowAction }
.map { $0 as! MainWindowAction }
.subscribe(onNext: { [unowned self] action in
switch action {
case let .changeCwd(mainWindow: mainWindow):
self.cwd = mainWindow.cwd
// NSLog("cwd changed to \(self.cwd) of \(mainWindow.uuid)")
self.fileView.reloadData()
default:
break
}
})
}
}
// MARK: - Actions
extension FileBrowserComponent {
func fileViewDoubleAction() {
guard let item = self.fileView.selectedItem as? FileItem else {
return
}
self.doubleAction(for: item)
}
fileprivate func doubleAction(for item: FileItem) {
if item.dir {
self.fileView.toggle(item: item)
} else {
self.publish(event: FileBrowserAction.open(url: item.url))
}
}
}