WebUIDocumentPickerViewController有四种模式: 1 typedef NS_ENUM(NSUInteger, UIDocumentPickerMode) { 2 UIDocumentPickerModeImport, 3 … Web19 Aug 2024 · 具体代码如下:. 有些格式在文档中如果找不到可以使用这种方式查找,let types = [String (kUTTypeWaveformAudio), String (kUTTypeMP3)]。. 然后进入kUTTypeWaveformAudio定义的地方查找. if let vc = parentViewController { let types = ["public.audio"] let documentPicker = UIDocumentPickerViewController.init ...
UIDocumentPickerViewController, Xcode 文档类型, IOS 将文件扩 …
WebThe document picker provides access to the document, and the user can edit the document in place. Optionally, you can specify that the document picker makes a copy of the … To navigate the symbols, press Up Arrow, Down Arrow, Left Arrow or Right Arrow To navigate the symbols, press Up Arrow, Down Arrow, Left Arrow or Right Arrow Web5 Jun 2024 · UIDocumentPickerViewController有四种模式: Import an external document:用户选择一个外部文档,文档选择器拷贝该文档到应用沙盒,不会修改源文 … bap huascar
玩转iOS开发:iOS 11 新特性《基于文档管理的App》 - 掘金
Web6 Apr 2024 · 1. Your line. let documentPicker = UIDocumentPickerViewController (documentTypes: [KUTTypedPlainText], in: .import) seems to initialize a document picker for plain-text files only. Try this instead: let documentPicker = UIDocumentPickerViewController (documentTypes: [kUTTypeImage as String], in: .import) Also, be careful as the initializer … Web11 Jul 2024 · UIDocumentPickerViewController 获取、查看本地文件,解决文件是灰色且不能选择 7425; AVCaptureDevice中通过调用VideoZoomFactor方法调整焦距实现拉近拉远镜 … Web18 Jul 2024 · iOS 文件浏览器UIDocumentPickerViewController. 最近需要用到文件导入导出功能,导出使用类UIDocumentInteractionController很容易实现,但文件导入却找了好久 … pt juna sentosa logistik