我正在开发一个应用程序,该应用程序具有从其他云资源导入音频文件的能力,这些云资源提供UIDocumentPickerViewControllerExtenstion来选择文件,但在左上角有一个位置按钮,我想删除这个。
下面是我的代码:
let menupicker = UIDocumentMenuViewController(documentTypes: [kUTTypeAudio as String], in: .import)
menupicker.delegate = self
self.present(menupicker, animated: true, completion: nil)
func documentMenu(_ documentMenu: UIDocumentMenuViewController, didPickDocumentPicker documentPicker: UIDocumentPickerViewController) {
documentPicker.delegate = self
documentPicker.navigationItem.leftBarButtonItem = nil
self.present(documentPicker, animated: true) {
documentPicker.navigationItem.leftBarButtonItem = nil
documentPicker.navigationItem.backBarButtonItem = nil
documentPicker.navigationItem.hidesBackButton = true
}
}

发布于 2017-08-22 14:24:04
我正在寻找同样的解决方案,但做不到。据我所知,这是不可能的。如果遍历UIDocumentPickerViewController,它实际上有一个类型为"_UIResilientRemoteViewContainerViewController“的子视图控制器
let picker = UIDocumentPickerViewController(documentTypes: supportDocTypes, in: .import)
picker.delegate = self
present(picker, animated: true) {
print(picker.childViewControllers) // you will get something like this: [<_UIResilientRemoteViewContainerViewController: 0x102e956c0>]
}它是不可访问的,但是我们可以通过循环访问它,您最终会得到一些其他私有组件,如_RemoteView。
https://stackoverflow.com/questions/45438734
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