iOS Question Access own file with DocumentPickerViewController

[angel_]

I am trying to open a file (external) with own format (for example .abc) with my app through this code but when I access the file it is not available, is it posible with this way?

Picking external documents with DocumentPickerViewController

] iUI8 v1.60 adds a new type named DocumentPickerViewController. This picker allows the user to choose an external document. The document will be imported (copied) to your app file system. Example: Sub Page1_Click DocumentPicker.InitializeImport("picker", Array("public.image"))...

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Dim DocumentPicker As DocumentPickerViewController
DocumentPicker.InitializeImport("picker", Array("public.abc"))  'own format
DocumentPicker.Show(B4XPages.GetNativeParent(Me), lbl)
Wait For Picker_Complete (Success As Boolean, URLs As List)
If Success Then
    Log(URLs)
End If

 

[Erel]

How should the OS know that public.abc type matches your file? The file extension is not used for this.

 

[angel_]

How should the OS know that public.abc type matches your file?

I open the file from the app itself, with the json extension it works correctly but if it has another extension the file is not available and cannot be opened

 

[angel_]

I solved with this thread (great forum)

Share and Import files with custom extension via email etc.

After combining several tutorials from Here and the Stack Overflow I ended up with a working solution and this is the minimum required to make the following work: 1. registering custom file extension so the other apps like email and messaging clients become aware of 2. registering your app and...

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