To open an existing PDF file you can use the LoadDocument or LoadDocumentAsync method by passing a stream to the file. To open a file selected by the user, complete the following code:
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FileOpenPicker openPicker = new FileOpenPicker(); openPicker.FileTypeFilter.Add(".pdf"); StorageFile file = await openPicker.PickSingleFileAsync(); if (file != null) { Stream stream = await file.OpenStreamForReadAsync(); pdfViewer.LoadDocument(stream); } |
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