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+//
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+// KMSegmentedControl.swift
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+// PDF Master
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+//
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+// Created by tangchao on 2023/11/16.
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+//
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+
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+import Cocoa
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+
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+class KMSegmentedControl: NSControl {
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+
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+ private var _segmentCount: UInt8 = 0
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+ var segmentCount: UInt8 {
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+ get {
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+ return self._segmentCount
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+ }
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+ set {
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+ self._segmentCount = newValue
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+ self.setSegmentCount(self.segmentCount, with: 55)
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+ }
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+
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+ }
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+ var selectedSegment: UInt8 = 0 {
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+ didSet {
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+ if (self.block != nil) {
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+ self.block!(self.selectedSegment)
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+ }
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+
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+ for i in 0 ..< self.segments.count {
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+ let button = self.segments[i]
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+ if (self.isBackgroundHighlighted) {
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+ if (i == self.selectedSegment) {
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+ button.wantsLayer = true
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+ button.layer?.cornerRadius = 6.0
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+ if (KMAppearance.isDarkMode()) {
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+ button.layer?.backgroundColor = NSColor(red: 0.133, green: 0.478, blue: 1, alpha: 0.3).cgColor
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+ } else {
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+ button.layer?.backgroundColor = NSColor(red: 0.286, green: 0.510, blue: 0.902, alpha: 0.2).cgColor
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+ }
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+
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+ if (i == 0) {
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+ button.image = NSImage(named: KMImageNameUXIconBtnSidebarListPre)
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+ } else if (i == 1) {
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+ button.image = NSImage(named: KMImageNameUXIconBtnSidebarPagePre)
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+ }
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+ } else {
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+ button.wantsLayer = true;
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+ button.layer?.backgroundColor = .clear
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+ if (i == 0) {
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+ button.image = NSImage(named: KMImageNameUXIconBtnSidebarListNor)
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+ } else if (i == 1) {
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+ button.image = NSImage(named: KMImageNameUXIconBtnSidebarPageNor)
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+ }
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+ }
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+ } else {
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+ if (i == self.selectedSegment) {
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+ if (i == 0) {
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+ button.image = NSImage(named: KMImageNameUXIconSidetabbarThumbnailSel)
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+ } else if (i == 1) {
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+ button.image = NSImage(named: KMImageNameUXIconSidetabbarOutlineSel)
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+ } else if (i == 2) {
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+ button.image = NSImage(named: KMImageNameUXIconSidetabbarAnnotationSel)
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+ } else if (i == 3) {
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+ button.image = NSImage(named: KMImageNameUXIconSidetabbarSnapshotSel)
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+ } else if (i == 4) {
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+ button.image = NSImage(named: KMImageNameUXIconSidetabbarSearchSel)
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+ }
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+ button.wantsLayer = true
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+ if (KMAppearance.isDarkMode()) {
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+ button.layer?.backgroundColor = NSColor(red: 0.133, green: 0.478, blue: 1.000, alpha: 1).cgColor
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+ } else {
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+ button.layer?.backgroundColor = NSColor(red: 0.286, green: 0.510, blue: 0.902, alpha: 1).cgColor
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+ }
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+ } else {
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+ if (i == 0) {
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+ button.image = NSImage(named: KMImageNameUXIconSidetabbarThumbnailNor)
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+ } else if (i == 1) {
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+ button.image = NSImage(named: KMImageNameUXIconSidetabbarOutlineNor)
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+ } else if (i == 2) {
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+ button.image = NSImage(named: KMImageNameUXIconSidetabbarAnnotationNor)
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+ } else if (i == 3) {
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+ button.image = NSImage(named: KMImageNameUXIconSidetabbarSnapshotNor)
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+ } else if (i == 4) {
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+ button.image = NSImage(named: KMImageNameUXIconSidetabbarSearchNor)
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+ }
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+ button.wantsLayer = true
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+ if (KMAppearance.isDarkMode()) {
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+ button.layer?.backgroundColor = NSColor(red: 0.224, green: 0.235, blue: 0.243, alpha: 1).cgColor
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+ } else {
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+ button.layer?.backgroundColor = NSColor(red: 0.922, green: 0.925, blue: 0.941, alpha: 1).cgColor
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+ }
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+ }
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+ }
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+ }
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+ }
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+ }
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+ var isBackgroundHighlighted = false
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+ var block: ((_ segmentCount: UInt8) -> Void)?
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+ var buttonActionHandle: ((_ segmentCount: UInt8) -> Void)?
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+
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+ private var _segments: [NSButton] = []
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+ var segments: [NSButton] {
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+ get {
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+ return self._segments
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+ }
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+ }
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+ private var _contentView: NSView?
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+ var contentView: NSView? {
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+ get {
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+ return self._contentView
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+ }
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+ }
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+
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+ override func updateLayer() {
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+ super.updateLayer()
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+
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+ if #available(macOS 10.14, *) {
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+ self.selectedSegment = self._segmentCount
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+ }
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+ }
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+
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+ // MARK: - Public Methods
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+
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+ func setSegmentCount(_ segmentCount: uint8, with width: Float) {
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+ self._segmentCount = segmentCount
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+
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+ let height = self.frame.size.height
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+ if (self.contentView?.superview != nil) {
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+ self.contentView?.removeFromSuperview()
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+ }
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+ self._contentView = NSView()
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+ let x = (self.frame.size.width - (Float(self.segmentCount) * width).cgFloat) / 2.0
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+ let y = (self.frame.size.height-height)/2.0
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+ self._contentView?.frame = NSMakeRect(x, y, (Float(self.segmentCount)*width).cgFloat, height)
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+ self._contentView?.autoresizingMask = [.minXMargin, .maxXMargin, .minYMargin, .maxYMargin]
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+ self.addSubview(self.contentView!)
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+
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+ self._segments.removeAll()
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+ for i in 0 ..< self.segmentCount {
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+ let button = NSButton()
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+ button.bezelStyle = .regularSquare
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+ button.isBordered = false
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+ button.imageScaling = .scaleProportionallyDown
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+ button.imagePosition = .imageOnly
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+ button.frame = NSMakeRect((Float(i)*width).cgFloat, 0, width.cgFloat, height)
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+ button.tag = Int(i)
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+ button.target = self
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+ button.action = #selector(_buttonAction)
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+ self.contentView?.addSubview(button)
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+ self._segments.append(button)
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+ }
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+ }
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+
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+ func setImage(_ image: NSImage, for segment: UInt8) {
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+ if (segment >= self.segments.count) {
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+ return
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+ }
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+ let button = self.segments[Int(segment)]
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+ button.image = image
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+ button.alternateImage = image
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+ }
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+
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+ func setToolTip(_ toolTip: String, for segment: uint8) {
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+ if (segment >= self.segments.count) {
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+ return
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+ }
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+ let button = self.segments[Int(segment)]
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+ button.toolTip = toolTip
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+ }
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+}
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+
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+// MARK: - Private Methods
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+
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+extension KMSegmentedControl {
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+ @objc private func _buttonAction(_ sender: NSButton) {
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+ self.selectedSegment = UInt8(sender.tag)
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+ if (self.buttonActionHandle != nil) {
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+ self.buttonActionHandle!(self.selectedSegment)
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+ }
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+ }
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+
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+ /*
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+ - (NSImage *)image:(NSImage *)image withColor:(NSColor *)color {
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+ NSImage *newImage = [image copy];
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+ [newImage lockFocus];
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+ [color set];
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+ NSRectFillUsingOperation(NSMakeRect(0, 0, image.size.width, image.size.height), NSCompositingOperationSourceAtop);
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+ [newImage unlockFocus];
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+ return [newImage autorelease];
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+ }
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+ */
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+}
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