PDF_Office/PDF Office/PDF Master/Class/PDFWindowController/Side/RightSide/KMButton.swift

//
//  KMButton.swift
//  PDF Reader Pro
//
//  Created by lizhe on 2023/10/9.
//

import Cocoa

@objcMembers class KMButton: NSButton {
   @objc var mouseMoveCallback: ((Bool) -> Void)?

    override func viewDidMoveToWindow() {
        super.viewDidMoveToWindow()
        if window != nil {
            addTrackingRect(bounds, owner: self, userData: nil, assumeInside: false)
        }
    }

    override func setFrameSize(_ newSize: NSSize) {
        super.setFrameSize(newSize)
        addTrackingRect(NSMakeRect(0, 0, newSize.width, newSize.height), owner: self, userData: nil, assumeInside: false)
    }

    override func mouseEntered(with theEvent: NSEvent) {
        if let callback = mouseMoveCallback {
            callback(true)
        }
    }

    override func mouseExited(with theEvent: NSEvent) {
        if let callback = mouseMoveCallback {
            callback(false)
        }
    }
}