【问题标题】:Audiokit 4.7 Playgrounds not compiling. error: Couldn't lookup symbols:Audiokit 4.7 Playgrounds 未编译。错误:无法查找符号:
【发布时间】:2019-06-20 14:12:11
【问题描述】:

当我运行包含实时视图的 AudioKit 游乐场时,XCode 无法编译 AudioKit UI 框架。下面是一个例子:

error: Couldn't lookup symbols:
  AudioKitUI.AKLiveViewController.addView(__C.NSView) -> ()
  AudioKitUI.AKLiveViewController.stackView.modify : Swift.Optional<__C.NSStackView>
  AudioKitUI.AKLiveViewController.stackView.getter : Swift.Optional<__C.NSStackView>
  AudioKitUI.AKLiveViewController.stackView.setter : Swift.Optional<__C.NSStackView>
  AudioKitUI.AKLiveViewController.addLabel(Swift.String) -> __C.NSTextField
  AudioKitUI.AKLiveViewController.addTitle(Swift.String) -> ()
  AudioKitUI.AKLiveViewController.textField.modify : Swift.Optional<__C.NSTextField>
  AudioKitUI.AKLiveViewController.textField.getter : Swift.Optional<__C.NSTextField>
  AudioKitUI.AKLiveViewController.textField.setter : Swift.Optional<__C.NSTextField>
  type metadata for AudioKitUI.AKLiveViewController
  type metadata accessor for AudioKitUI.AKOutputWaveformPlot
  AudioKitUI.AKOutputWaveformPlot.__allocating_init(_: Swift.Optional<AudioKit.AKNode>, frame: __C.CGRect, bufferSize: Swift.Int) -> AudioKitUI.AKOutputWaveformPlot
  AudioKitUI.AKSlider.__allocating_init(property: Swift.String, value: Swift.Double, range: Swift.ClosedRange<Swift.Double>, taper: Swift.Double, format: Swift.String, color: __C.NSColor, frame: __C.CGRect, callback: (Swift.Double) -> ()) -> AudioKitUI.AKSlider
  type metadata accessor for AudioKitUI.AKSlider
  AudioKitUI.AKStylist.sharedInstance.unsafeMutableAddressor : AudioKitUI.AKStylist
  _OBJC_METACLASS_$__TtC10AudioKitUI20AKLiveViewController

项目构建良好,没有 UI 组件的 Playgrounds 工作正常。

【问题讨论】:

    标签: swift-playground audiokit swift5


    【解决方案1】:

    我遇到了同样的问题。我通过进入常规项目设置并添加 AudioKitUI.framework 来修复它

    更准确地说:在 xCode 项目左侧的项目导航器中,我选择了项目 AudioKitPlaygrounds。这应该会显示项目设置,并选择了“常规”选项卡。然后我进入“链接框架和库”并单击加号并在 AudioKitPlaygrounds 文件中浏览 AudioKitUI.framework。添加这个框架。再次构建项目。那么它应该可以工作了。

    【讨论】:

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