// </SnippetDeclareImportResult>
// <SnippetImportClick>
private async void importButton_Click(object sender, RoutedEventArgs e)
{
cts = new CancellationTokenSource();
progressBar.Value = 0;
try
{
if (itemsResult.SelectedTotalCount <= 0)
{
System.Diagnostics.Debug.WriteLine("Nothing Selected for Import.");
}
else
{
var progress = new Progress <PhotoImportProgress>((result) =>
{
progressBar.Value = result.ImportProgress;
});
this.itemsResult.ItemImported += async(s, a) =>
{
await Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () =>
{
System.Diagnostics.Debug.WriteLine(String.Format("Imported: {0}", a.ImportedItem.Name));
});
};
// import items from the our list of selected items
this.importedResult = await this.itemsResult.ImportItemsAsync().AsTask(cts.Token, progress);
if (importedResult != null)
{
StringBuilder importedSummary = new StringBuilder();
importedSummary.AppendLine(String.Format("Photos Imported \t: {0} ", importedResult.PhotosCount));
importedSummary.AppendLine(String.Format("Videos Imported \t: {0} ", importedResult.VideosCount));
importedSummary.AppendLine(String.Format("SideCars Imported \t: {0} ", importedResult.SidecarsCount));
importedSummary.AppendLine(String.Format("Siblings Imported \t: {0} ", importedResult.SiblingsCount));
importedSummary.AppendLine(String.Format("Total Items Imported \t: {0} ", importedResult.TotalCount));
importedSummary.AppendLine(String.Format("Total Bytes Imported \t: {0} ", importedResult.TotalSizeInBytes));
System.Diagnostics.Debug.WriteLine(importedSummary.ToString());
}
if (!this.importedResult.HasSucceeded)
{
System.Diagnostics.Debug.WriteLine("ImportItemsAsync did not succeed or was not completed");
}
}
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine("Files could not be imported. " + "Exception: " + ex.ToString());
}
cts = null;
}
/// <summary
/// This app is registered as a hanlder for WPD\IMageSourceAutoPlay event.
/// When a user connects a WPD device (ie: Camera), OnNavigatedTo is called with DeviceInformationId
/// that we can call FromIdAsync() and preselect the device.
///
/// We also need to handle the situation where the client was terminated while an import operation was in flight.
/// Import will continue and we attempt to reconnect back to the session.
/// </summary>
/// <param name="e">Details about the NavigationEventArgs</param>
protected override async void OnNavigatedTo(NavigationEventArgs e)
{
base.OnNavigatedTo(e);
rootPage = MainPage.Current;
try
{
//An photo import session was in progress
if (e.Parameter is PhotoImportOperation)
{
PhotoImportOperation op = e.Parameter as PhotoImportOperation;
switch (op.Stage)
{
// file enumeration was running
case PhotoImportStage.FindingItems:
cts = new CancellationTokenSource();
rootPage.NotifyUser("Reconnected back to the file enumeration stage", NotifyType.StatusMessage);
// Set up progress handler for existing file enumeration
var findAllItemsProgress = new Progress <uint>((result) =>
{
rootPage.NotifyUser(String.Format("Found {0} Files", result.ToString()), NotifyType.StatusMessage);
});
// retrieve previous session
this.session = op.Session;
// get to the operation for the existing FindItemsAsync session
this.itemsResult = await op.ContinueFindingItemsAsync.AsTask(cts.Token, findAllItemsProgress);
// display the items we found in the previous session
setIncrementalFileList(this.itemsResult);
this.selectAllButton.IsEnabled = true;
this.selectNoneButton.IsEnabled = true;
this.selectNewButton.IsEnabled = true;
this.importButton.IsEnabled = true;
DisplayFindItemsResult();
cts = null;
break;
// Import was running
case PhotoImportStage.ImportingItems:
rootPage.NotifyUser("Reconnected back to the importing stage.", NotifyType.StatusMessage);
setButtonState(false);
cts = new CancellationTokenSource();
// Set up progress handler for the existing import session
var importSelectedItemsProgress = new Progress <PhotoImportProgress>((result) =>
{
progressBar.Value = result.ImportProgress;
});
// retrieve the previous operation
this.session = op.Session;
// get the itemsResult that were found in the previous session
this.itemsResult = await op.ContinueFindingItemsAsync.AsTask();
// hook up the ItemImported Handler to show progress
this.itemsResult.ItemImported += async(s, a) =>
{
await Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () =>
{
rootPage.NotifyUser(String.Format("Imported: {0}", a.ImportedItem.Name), NotifyType.StatusMessage);
});
};
// Get the operation for the import operation that was in flight
this.importedResult = await op.ContinueImportingItemsAsync.AsTask(cts.Token, importSelectedItemsProgress);
DisplayImportedSummary();
this.findSourceButton.IsEnabled = true;
this.deleteButton.IsEnabled = true;
cts = null;
break;
// Delete operation is in progress
case PhotoImportStage.DeletingImportedItemsFromSource:
rootPage.NotifyUser("Reconnected to the deletion stage.", NotifyType.StatusMessage);
this.findSourceButton.IsEnabled = false;
this.deleteButton.IsEnabled = false;
cts = new CancellationTokenSource();
var progress = new Progress <double>((result) =>
{
this.progressBar.Value = result;
});
// get the operation for the existing delete session
this.deleteResult = await op.ContinueDeletingImportedItemsFromSourceAsync.AsTask(cts.Token, progress);
DisplayDeletedResults();
if (!deleteResult.HasSucceeded)
{
rootPage.NotifyUser("Deletion did not succeeded or was cancelled.", NotifyType.StatusMessage);
}
this.findSourceButton.IsEnabled = true;
// Set the CancellationTokenSource to null when the work is complete.
cts = null;
break;
// Idle State.
case PhotoImportStage.NotStarted:
rootPage.NotifyUser("No import tasks was started.", NotifyType.StatusMessage);
this.session = op.Session;
break;
default:
break;
}
}
// Activated by AutoPlay
if (e.Parameter is DeviceActivatedEventArgs)
{
this.arguments = e.Parameter as DeviceActivatedEventArgs;
bool importSupported = await PhotoImportManager.IsSupportedAsync();
this.sourceListBox.Items.Clear();
List <PhotoImportSource> source = new List <PhotoImportSource>();
// Create the source from a device Id
source.Add(await PhotoImportSource.FromIdAsync(this.arguments.DeviceInformationId));
// bind and preselects source
this.sourceListBox.ItemsSource = source;
this.sourceListBox.SelectedIndex = 0;
rootPage.NotifyUser("Device selected from AutoPlay", NotifyType.StatusMessage);
}
}
catch (Exception ex)
{
rootPage.NotifyUser("Exception: " + ex.ToString(), NotifyType.ErrorMessage);
}
}
/// <summary>
/// Initiate the import operation when the Import button is clicked.
/// </summary>
/// <param name="sender">Source of the click event</param>
/// <param name="e">Details about the click event</param>
private async void OnImportButtonClicked(object sender, RoutedEventArgs e)
{
rootPage.NotifyUser(String.Empty, NotifyType.StatusMessage);
// disable UI while async operations are running.
setButtonState(false);
this.sourceListBox.IsEnabled = false;
this.progressBar.Value = 0.0;
cts = new CancellationTokenSource();
try
{
if (itemsResult.SelectedTotalCount <= 0)
{
rootPage.NotifyUser("Nothing Selected for Import.", NotifyType.StatusMessage);
}
else
{
var progress = new Progress <PhotoImportProgress>((result) =>
{
progressBar.Value = result.ImportProgress;
});
this.itemsResult.ItemImported += async(s, a) =>
{
await Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () =>
{
rootPage.NotifyUser(String.Format("Imported: {0}", a.ImportedItem.Name), NotifyType.StatusMessage);
});
};
// import items from the our list of selected items
this.importedResult = await this.itemsResult.ImportItemsAsync().AsTask(cts.Token, progress);
DisplayImportedSummary();
if (!this.importedResult.HasSucceeded)
{
rootPage.NotifyUser("ImportItemsAsync did not succeed or was not completed", NotifyType.StatusMessage);
}
}
}
catch (Exception ex)
{
rootPage.NotifyUser("Files could not be imported. " + "Exception: " + ex.ToString(), NotifyType.ErrorMessage);
}
cts = null;
// allow the user to find sources and delete the files from the media
this.findSourceButton.IsEnabled = true;
this.deleteButton.IsEnabled = true;
this.importButton.IsEnabled = false;
this.findNewItemsButton.IsEnabled = false;
this.findAllItemsButton.IsEnabled = false;
this.selectNewButton.IsEnabled = false;
this.selectAllButton.IsEnabled = false;
this.selectNoneButton.IsEnabled = false;
this.NoSubFolder.IsChecked = false;
this.FileDateSubfolder.IsChecked = false;
this.ExifDateSubfolder.IsChecked = false;
this.KeepOriginalFolder.IsChecked = false;
}
/// <summary
/// This app is registered as a hanlder for WPD\IMageSourceAutoPlay event.
/// When a user connects a WPD device (ie: Camera), OnNavigatedTo is called with DeviceInformationId
/// that we can call FromIdAsync() and preselect the device.
///
/// We also need to handle the situation where the client was terminated while an import operation was in flight.
/// Import will continue and we attempt to reconnect back to the session.
/// </summary>
/// <param name="e">Details about the NavigationEventArgs</param>
protected override async void OnNavigatedTo(NavigationEventArgs e)
{
base.OnNavigatedTo(e);
rootPage = MainPage.Current;
try
{
//An photo import session was in progress
if (e.Parameter is PhotoImportOperation)
{
PhotoImportOperation op = e.Parameter as PhotoImportOperation;
switch (op.Stage)
{
// file enumeration was running
case PhotoImportStage.FindingItems:
cts = new CancellationTokenSource();
rootPage.NotifyUser("Reconnected back to the file enumeration stage", NotifyType.StatusMessage);
// Set up progress handler for existing file enumeration
var findAllItemsProgress = new Progress<uint>((result) =>
{
rootPage.NotifyUser(String.Format("Found {0} Files", result.ToString()), NotifyType.StatusMessage);
});
// retrieve previous session
this.session = op.Session;
// get to the operation for the existing FindItemsAsync session
this.itemsResult = await op.ContinueFindingItemsAsync.AsTask(cts.Token, findAllItemsProgress);
// display the items we found in the previous session
setIncrementalFileList(this.itemsResult);
this.selectAllButton.IsEnabled = true;
this.selectNoneButton.IsEnabled = true;
this.selectNewButton.IsEnabled = true;
this.importButton.IsEnabled = true;
DisplayFindItemsResult();
cts = null;
break;
// Import was running
case PhotoImportStage.ImportingItems:
rootPage.NotifyUser("Reconnected back to the importing stage.", NotifyType.StatusMessage);
setButtonState(false);
cts = new CancellationTokenSource();
// Set up progress handler for the existing import session
var importSelectedItemsProgress = new Progress<PhotoImportProgress>((result) =>
{
progressBar.Value = result.ImportProgress;
});
// retrieve the previous operation
this.session = op.Session;
// get the itemsResult that were found in the previous session
this.itemsResult = await op.ContinueFindingItemsAsync.AsTask();
// hook up the ItemImported Handler to show progress
this.itemsResult.ItemImported += async (s, a) =>
{
await Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () =>
{
rootPage.NotifyUser(String.Format("Imported: {0}", a.ImportedItem.Name), NotifyType.StatusMessage);
});
};
// Get the operation for the import operation that was in flight
this.importedResult = await op.ContinueImportingItemsAsync.AsTask(cts.Token, importSelectedItemsProgress);
DisplayImportedSummary();
this.findSourceButton.IsEnabled = true;
this.deleteButton.IsEnabled = true;
cts = null;
break;
// Delete operation is in progress
case PhotoImportStage.DeletingImportedItemsFromSource:
rootPage.NotifyUser("Reconnected to the deletion stage.",NotifyType.StatusMessage);
this.findSourceButton.IsEnabled = false;
this.deleteButton.IsEnabled = false;
cts = new CancellationTokenSource();
var progress = new Progress<double>((result) =>
{
this.progressBar.Value = result;
});
// get the operation for the existing delete session
this.deleteResult = await op.ContinueDeletingImportedItemsFromSourceAsync.AsTask(cts.Token, progress);
DisplayDeletedResults();
if (!deleteResult.HasSucceeded)
{
rootPage.NotifyUser("Deletion did not succeeded or was cancelled.", NotifyType.StatusMessage);
}
this.findSourceButton.IsEnabled = true;
// Set the CancellationTokenSource to null when the work is complete.
cts = null;
break;
// Idle State.
case PhotoImportStage.NotStarted:
rootPage.NotifyUser("No import tasks was started.", NotifyType.StatusMessage);
this.session = op.Session;
break;
default:
break;
}
}
// Activated by AutoPlay
if (e.Parameter is DeviceActivatedEventArgs)
{
this.arguments = e.Parameter as DeviceActivatedEventArgs;
bool importSupported = await PhotoImportManager.IsSupportedAsync();
this.sourceListBox.Items.Clear();
List<PhotoImportSource> source = new List<PhotoImportSource>();
// Create the source from a device Id
source.Add(await PhotoImportSource.FromIdAsync(this.arguments.DeviceInformationId));
// bind and preselects source
this.sourceListBox.ItemsSource = source;
this.sourceListBox.SelectedIndex = 0;
rootPage.NotifyUser("Device selected from AutoPlay", NotifyType.StatusMessage);
}
}
catch (Exception ex)
{
rootPage.NotifyUser("Exception: " + ex.ToString(), NotifyType.ErrorMessage);
}
}
/// <summary>
/// Initiate the import operation when the Import button is clicked.
/// </summary>
/// <param name="sender">Source of the click event</param>
/// <param name="e">Details about the click event</param>
private async void OnImportButtonClicked(object sender, RoutedEventArgs e)
{
rootPage.NotifyUser(String.Empty, NotifyType.StatusMessage);
// disable UI while async operations are running.
setButtonState(false);
this.sourceListBox.IsEnabled = false;
this.progressBar.Value = 0.0;
cts = new CancellationTokenSource();
try
{
if (itemsResult.SelectedTotalCount <= 0)
{
rootPage.NotifyUser("Nothing Selected for Import.", NotifyType.StatusMessage);
}
else
{
var progress = new Progress<PhotoImportProgress>((result) =>
{
progressBar.Value = result.ImportProgress;
});
this.itemsResult.ItemImported += async (s, a) =>
{
await Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () =>
{
rootPage.NotifyUser(String.Format("Imported: {0}", a.ImportedItem.Name), NotifyType.StatusMessage);
});
};
// import items from the our list of selected items
this.importedResult = await this.itemsResult.ImportItemsAsync().AsTask(cts.Token, progress);
DisplayImportedSummary();
if (!this.importedResult.HasSucceeded)
{
rootPage.NotifyUser("ImportItemsAsync did not succeed or was not completed", NotifyType.StatusMessage);
}
}
}
catch (Exception ex)
{
rootPage.NotifyUser("Files could not be imported. " + "Exception: " + ex.ToString(), NotifyType.ErrorMessage);
}
cts = null;
// allow the user to find sources and delete the files from the media
this.findSourceButton.IsEnabled = true;
this.deleteButton.IsEnabled = true;
this.importButton.IsEnabled = false;
this.findNewItemsButton.IsEnabled = false;
this.findAllItemsButton.IsEnabled = false;
this.selectNewButton.IsEnabled = false;
this.selectAllButton.IsEnabled = false;
this.selectNoneButton.IsEnabled = false;
this.NoSubFolder.IsChecked = false;
this.FileDateSubfolder.IsChecked = false;
this.ExifDateSubfolder.IsChecked = false;
this.KeepOriginalFolder.IsChecked = false;
}
