Murad Shabanov
97 lines
2.7 KiB
Swift
97 lines
2.7 KiB
Swift
//
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// AdvancedTextField.swift
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// PrivadoVPN
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//
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// Created by Juraldinio on 8/16/21.
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// Copyright © 2021 Privado LLC. All rights reserved.
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//
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import Foundation
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import AppKit
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protocol AdvancedTextFieldDelegate: AnyObject {
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func advancedTextFieldClick(on target: AdvancedTextField)
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func advancedTextFieldHover(on target: AdvancedTextField, isHover: Bool)
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}
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final class AdvancedTextField: NSTextField {
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weak var advancedDelegate: AdvancedTextFieldDelegate?
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var useHandCursor = false {
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didSet {
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self.window?.invalidateCursorRects(for: self)
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}
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}
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override var frame: NSRect {
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didSet {
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self.setupTrackingArea(enable: true)
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}
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}
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private var trackingArea: NSTrackingArea?
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// MARK: - Initializers
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override init(frame frameRect: NSRect) {
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super.init(frame: frameRect)
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self.setup()
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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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// MARK: - Private
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private func setup() {
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self.translatesAutoresizingMaskIntoConstraints = false
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self.isBezeled = false
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self.drawsBackground = false
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// self.backgroundColor = .clear
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self.isEditable = false
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self.isSelectable = false
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self.focusRingType = .none
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self.usesSingleLineMode = false
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}
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private func setupTrackingArea(enable: Bool) {
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if let trackingArea = self.trackingArea {
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self.removeTrackingArea(trackingArea)
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}
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guard enable else { return }
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let area = NSTrackingArea.init(rect: self.bounds,
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options: [NSTrackingArea.Options.mouseEnteredAndExited, NSTrackingArea.Options.activeAlways],
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owner: self,
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userInfo: nil)
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self.trackingArea = area
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self.addTrackingArea(area)
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}
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/// Always display a pointing-hand cursor
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override func resetCursorRects() {
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super.resetCursorRects()
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guard self.useHandCursor else { return }
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self.addCursorRect(self.bounds, cursor: NSCursor.pointingHand)
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}
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override func mouseDown(with event: NSEvent) {
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guard self.useHandCursor else { return }
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self.advancedDelegate?.advancedTextFieldClick(on: self)
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}
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override func mouseEntered(with event: NSEvent) {
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super.mouseEntered(with: event)
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self.advancedDelegate?.advancedTextFieldHover(on: self, isHover: true)
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}
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override func mouseExited(with event: NSEvent) {
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super.mouseExited(with: event)
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self.advancedDelegate?.advancedTextFieldHover(on: self, isHover: false)
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}
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}
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