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https://github.com/qvacua/vimr.git
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292 lines
11 KiB
Swift
292 lines
11 KiB
Swift
/**
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* Tae Won Ha - http://taewon.de - @hataewon
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* See LICENSE
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*/
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import Cocoa
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import PureLayout
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import RxSwift
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struct AppearancePrefData: Equatable {
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let editorFont: NSFont
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let editorLinespacing: CGFloat
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let editorUsesLigatures: Bool
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}
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func == (left: AppearancePrefData, right: AppearancePrefData) -> Bool {
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return left.editorUsesLigatures == right.editorUsesLigatures
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&& left.editorFont.isEqual(to: right.editorFont)
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&& left.editorLinespacing == right.editorLinespacing
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}
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class AppearancePrefPane: PrefPane, NSComboBoxDelegate, NSControlTextEditingDelegate {
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override var displayName: String {
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return "Appearance"
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}
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override var pinToContainer: Bool {
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return true
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}
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fileprivate var data: AppearancePrefData {
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didSet {
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self.updateViews(newData: self.data)
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}
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}
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fileprivate let fontManager = NSFontManager.shared()
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fileprivate let sizes = [9, 10, 11, 12, 13, 14, 16, 18, 24, 36, 48, 64]
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fileprivate let sizeCombo = NSComboBox(forAutoLayout: ())
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fileprivate let fontPopup = NSPopUpButton(frame: CGRect.zero, pullsDown: false)
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fileprivate let linespacingField = NSTextField(forAutoLayout: ())
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fileprivate let ligatureCheckbox = NSButton(forAutoLayout: ())
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fileprivate let previewArea = NSTextView(frame: CGRect.zero)
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fileprivate let exampleText =
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"abcdefghijklmnopqrstuvwxyz\n" +
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"ABCDEFGHIJKLMNOPQRSTUVWXYZ\n" +
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"0123456789\n" +
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"(){}[] +-*/= .,;:!?#&$%@|^\n" +
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"<- -> => >> << >>= =<< .. \n" +
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":: -< >- -<< >>- ++ /= =="
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init(source: Observable<Any>, initialData: AppearancePrefData) {
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self.data = initialData
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super.init(source: source)
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self.updateViews(newData: initialData)
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}
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required init?(coder: NSCoder) {
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fatalError("init(coder:) has not been implemented")
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}
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fileprivate func set(data: AppearancePrefData) {
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self.data = data
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self.publish(event: data)
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}
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override func subscription(source: Observable<Any>) -> Disposable {
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return source
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.filter { $0 is PrefData }
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.map { ($0 as! PrefData).appearance }
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.filter { [unowned self] data in data != self.data }
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.subscribe(onNext: { [unowned self] data in
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self.data = data
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})
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}
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override func addViews() {
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let paneTitle = self.paneTitleTextField(title: "Appearance")
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let fontTitle = self.titleTextField(title: "Default Font:")
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let fontPopup = self.fontPopup
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fontPopup.translatesAutoresizingMaskIntoConstraints = false
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fontPopup.target = self
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fontPopup.action = #selector(AppearancePrefPane.fontPopupAction)
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fontPopup.addItems(withTitles: self.fontManager.availableFontNames(with: .fixedPitchFontMask)!)
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let sizeCombo = self.sizeCombo
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sizeCombo.delegate = self
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sizeCombo.target = self
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sizeCombo.action = #selector(AppearancePrefPane.sizeComboBoxDidEnter(_:))
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self.sizes.forEach { string in
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sizeCombo.addItem(withObjectValue: string)
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}
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let linespacingTitle = self.titleTextField(title: "Line Spacing:")
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let linespacingField = self.linespacingField
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let ligatureCheckbox = self.ligatureCheckbox
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self.configureCheckbox(button: ligatureCheckbox,
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title: "Use Ligatures",
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action: #selector(AppearancePrefPane.usesLigaturesAction(_:)))
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let previewArea = self.previewArea
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previewArea.isEditable = true
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previewArea.maxSize = CGSize(width: CGFloat.greatestFiniteMagnitude, height: CGFloat.greatestFiniteMagnitude)
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previewArea.isVerticallyResizable = true
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previewArea.isHorizontallyResizable = true
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previewArea.textContainer?.heightTracksTextView = false
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previewArea.textContainer?.widthTracksTextView = false
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previewArea.autoresizingMask = [ .viewWidthSizable, .viewHeightSizable]
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previewArea.textContainer?.containerSize = CGSize.init(width: CGFloat.greatestFiniteMagnitude, height: CGFloat.greatestFiniteMagnitude)
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previewArea.layoutManager?.replaceTextStorage(NSTextStorage(string: self.exampleText))
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previewArea.isRichText = false
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previewArea.turnOffLigatures(self)
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let previewScrollView = NSScrollView(forAutoLayout: ())
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previewScrollView.hasVerticalScroller = true
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previewScrollView.hasHorizontalScroller = true
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previewScrollView.autohidesScrollers = true
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previewScrollView.borderType = .bezelBorder
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previewScrollView.documentView = previewArea
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self.addSubview(paneTitle)
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self.addSubview(fontTitle)
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self.addSubview(fontPopup)
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self.addSubview(sizeCombo)
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self.addSubview(linespacingTitle)
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self.addSubview(linespacingField)
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self.addSubview(ligatureCheckbox)
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self.addSubview(previewScrollView)
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paneTitle.autoPinEdge(toSuperviewEdge: .top, withInset: 18)
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paneTitle.autoPinEdge(toSuperviewEdge: .left, withInset: 18)
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fontTitle.autoPinEdge(toSuperviewEdge: .left, withInset: 18, relation: .greaterThanOrEqual)
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fontTitle.autoAlignAxis(.baseline, toSameAxisOf: fontPopup)
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fontPopup.autoPinEdge(.top, to: .bottom, of: paneTitle, withOffset: 18)
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fontPopup.autoPinEdge(.left, to: .right, of: fontTitle, withOffset: 5)
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fontPopup.autoSetDimension(.width, toSize: 240)
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sizeCombo.autoSetDimension(.width, toSize: 60)
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// If we use .Baseline the combo box is placed one pixel off...
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sizeCombo.autoAlignAxis(.horizontal, toSameAxisOf: fontPopup)
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sizeCombo.autoPinEdge(.left, to: .right, of: fontPopup, withOffset: 5)
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linespacingTitle.autoPinEdge(toSuperviewEdge: .left, withInset: 18, relation: .greaterThanOrEqual)
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linespacingTitle.autoPinEdge(.right, to: .right, of: fontTitle)
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linespacingTitle.autoAlignAxis(.baseline, toSameAxisOf: linespacingField)
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linespacingField.autoPinEdge(.top, to: .bottom, of: sizeCombo, withOffset: 18)
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linespacingField.autoPinEdge(.left, to: .right, of: linespacingTitle, withOffset: 5)
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linespacingField.autoSetDimension(.width, toSize: 60)
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NotificationCenter.default.addObserver(forName: NSNotification.Name.NSControlTextDidEndEditing,
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object: linespacingField,
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queue: nil)
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{ [unowned self] _ in
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self.linespacingAction()
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}
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ligatureCheckbox.autoPinEdge(.top, to: .bottom, of: linespacingField, withOffset: 18)
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ligatureCheckbox.autoPinEdge(.left, to: .right, of: fontTitle, withOffset: 5)
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previewScrollView.autoSetDimension(.height, toSize: 200, relation: .greaterThanOrEqual)
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previewScrollView.autoPinEdge(.top, to: .bottom, of: ligatureCheckbox, withOffset: 18)
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previewScrollView.autoPinEdge(toSuperviewEdge: .right, withInset: 18)
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previewScrollView.autoPinEdge(toSuperviewEdge: .bottom, withInset: 18)
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previewScrollView.autoPinEdge(toSuperviewEdge: .left, withInset: 18)
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self.fontPopup.selectItem(withTitle: self.data.editorFont.fontName)
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self.sizeCombo.stringValue = String(Int(self.data.editorFont.pointSize))
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self.ligatureCheckbox.state = self.data.editorUsesLigatures ? NSOnState : NSOffState
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self.previewArea.font = self.data.editorFont
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if self.data.editorUsesLigatures {
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self.previewArea.useAllLigatures(self)
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} else {
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self.previewArea.turnOffLigatures(self)
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}
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}
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fileprivate func updateViews(newData: AppearancePrefData) {
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let newFont = newData.editorFont
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self.fontPopup.selectItem(withTitle: newFont.fontName)
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self.sizeCombo.stringValue = String(Int(newFont.pointSize))
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self.linespacingField.stringValue = String(format: "%.2f", newData.editorLinespacing)
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self.ligatureCheckbox.boolState = newData.editorUsesLigatures
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self.previewArea.font = newData.editorFont
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if newData.editorUsesLigatures {
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self.previewArea.useAllLigatures(self)
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} else {
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self.previewArea.turnOffLigatures(self)
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}
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}
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override func windowWillClose() {
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self.linespacingAction()
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}
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}
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// MARK: - Actions
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extension AppearancePrefPane {
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func usesLigaturesAction(_ sender: NSButton) {
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self.set(data: AppearancePrefData(editorFont: self.data.editorFont,
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editorLinespacing: self.data.editorLinespacing,
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editorUsesLigatures: sender.boolState))
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}
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func fontPopupAction(_ sender: NSPopUpButton) {
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guard let selectedItem = self.fontPopup.selectedItem else {
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return
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}
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guard selectedItem.title != self.data.editorFont.fontName else {
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return
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}
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guard let newFont = NSFont(name: selectedItem.title, size: self.data.editorFont.pointSize) else {
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return
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}
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self.set(data: AppearancePrefData(editorFont: newFont,
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editorLinespacing: self.data.editorLinespacing,
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editorUsesLigatures: self.data.editorUsesLigatures))
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}
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func comboBoxSelectionDidChange(_ notification: Notification) {
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guard (notification.object as! NSComboBox) === self.sizeCombo else {
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return
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}
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let newFontSize = self.cappedFontSize(Int(self.sizes[self.sizeCombo.indexOfSelectedItem]))
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let newFont = self.fontManager.convert(self.data.editorFont, toSize: newFontSize)
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self.set(data: AppearancePrefData(editorFont: newFont,
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editorLinespacing: self.data.editorLinespacing,
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editorUsesLigatures: self.data.editorUsesLigatures))
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}
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func sizeComboBoxDidEnter(_ sender: AnyObject!) {
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let newFontSize = self.cappedFontSize(self.sizeCombo.integerValue)
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let newFont = self.fontManager.convert(self.data.editorFont, toSize: newFontSize)
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self.set(data: AppearancePrefData(editorFont: newFont,
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editorLinespacing: self.data.editorLinespacing,
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editorUsesLigatures: self.data.editorUsesLigatures))
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}
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func linespacingAction() {
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let newLinespacing = self.cappedLinespacing(self.linespacingField.floatValue)
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self.set(data: AppearancePrefData(editorFont: self.data.editorFont,
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editorLinespacing: newLinespacing,
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editorUsesLigatures: self.data.editorUsesLigatures))
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}
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fileprivate func cappedLinespacing(_ linespacing: Float) -> CGFloat {
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let cgfLinespacing = CGFloat(linespacing)
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guard cgfLinespacing >= PrefStore.minEditorLinespacing else {
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return PrefStore.defaultEditorLinespacing
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}
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guard cgfLinespacing <= PrefStore.maxEditorLinespacing else {
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return PrefStore.maxEditorLinespacing
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}
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return cgfLinespacing
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}
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fileprivate func cappedFontSize(_ size: Int) -> CGFloat {
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let cgfSize = CGFloat(size)
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guard cgfSize >= PrefStore.minEditorFontSize else {
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return PrefStore.defaultEditorFontSize
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}
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guard cgfSize <= PrefStore.maxEditorFontSize else {
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return PrefStore.maxEditorFontSize
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}
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return cgfSize
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}
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}
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