OpenDialogOptions  
    Options to configure the behaviour of a file open dialog.
Note 1: On Windows and Linux, a file dialog cannot be both a file selector and a folder selector, so if you set both
canSelectFilesandcanSelectFolderstotrueon these platforms, a folder selector will be shown.Note 2: Explicitly setting
canSelectFilesandcanSelectFolderstofalseis futile and the editor then silently adjusts the options to select files.
Properties
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                  Allow to select files, defaults to true.
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                  Allow to select folders, defaults to false.
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                  Allow to select many files or folders.
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                  The resource the dialog shows when opened.
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                  A set of file filters that are used by the dialog. Each entry is a human-readable label, like "TypeScript", and an array of extensions, for example: