我有滑块的音量值.我需要改变音量.我的代码有什么问题?
@IBOutlet weak var volumeSliderCurr: NSSlider!
@IBAction func volumeSlider(sender: AnyObject) {
var event: NSEvent = NSApplication.sharedApplication().currentEvent!
mouseUp(event)
}
override func mouseUp(theEvent: NSEvent) {
super.mouseUp(theEvent)
audioPlayer.volume = volumeSliderCurr.floatValue
currVolume = volumeSliderCurr.floatValue
}
Run Code Online (Sandbox Code Playgroud)
如果Continuous在Interface Builder的属性中设置,则会获得滑块值的永久更新:

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