using Windows.ApplicationModel.DataTransfer; class ShareSource { DataTransferManager dataTransferManager; public ShareSource() { dataTransferManager = DataTransferManager.GetForCurrentView(); dataTransferManager.DataRequested += DataTransferManager_DataRequested; } private void DataTransferManager_DataRequested(DataTransferManager sender, DataRequestedEventArgs args) { DataRequest request = args.Request; request.Data.SetText("Hello from my application!"); } }In this example, we create a new class called ShareSource that sets up a DataTransferManager and registers a data requested event handler. In the data requested handler, we create a new DataRequest and set its text to "Hello from my application!". The package library for the Windows.ApplicationModel.DataTransfer.DataTransferManager class is part of the Windows Runtime (WinRT) API, which is available to all UWP (Universal Windows Platform) applications.