/// <summary>
/// Start a drag&drop operation with the given IFileSearchResults
/// </summary>
/// <param name="searchResults"></param>
/// <param name="overallItemAudioType"></param>
/// <returns></returns>
private DragDropEffects StartDragFileSearchResults(IEnumerable <IFileSearchResult> searchResults, AudioSearchResultType overallItemAudioType, AresTargetDirectoryProvider targetDirectoryProvider)
{
List <DraggedItem> draggedFiles = new List <DraggedItem>();
foreach (IFileSearchResult fileSearchResult in searchResults)
{
// Create a new DraggedItem (dragged file/folder)
DraggedItem draggedFile = new DraggedItem();
// Set item & node type for the file
draggedFile.ItemType = overallItemAudioType == AudioSearchResultType.MusicFile ? FileType.Music : FileType.Sound;
draggedFile.NodeType = DraggedItemType.File;
// Determine the relative path where the downloaded file will be placed
string relativeDownloadPath = targetDirectoryProvider.GetFolderWithinLibrary(fileSearchResult);
draggedFile.RelativePath = System.IO.Path.Combine(relativeDownloadPath, fileSearchResult.Filename);
draggedFile.Title = fileSearchResult.Title;
draggedFiles.Add(draggedFile);
}
// Start a file/folder drag & drop operation for those files
FileDragInfo info = new FileDragInfo();
info.Source = FileSource.Online;
info.DraggedItems = draggedFiles;
info.TagsFilter = new TagsFilter();
return(DoDragDrop(info, DragDropEffects.Copy));
}
private void Editor_DragDrop(object sender, DragEventArgs e)
{
int row = 0;
if (ContainerControl.PerformDrop(e, out row))
{
return;
}
FileDragInfo info = e.Data.GetData(typeof(FileDragInfo)) as FileDragInfo;
if (info != null && info.DraggedItems != null)
{
if (info.DraggedItems.Count > 1 || info.DraggedItems[0].NodeType == DraggedItemType.Directory)
{
System.Threading.CancellationTokenSource tokenSource = new System.Threading.CancellationTokenSource();
TaskProgressMonitor monitor = new TaskProgressMonitor(this, StringResources.AddingFiles, tokenSource);
monitor.IncreaseProgress(0.1, StringResources.GettingTitles);
var task = DragAndDrop.GetElementsFromDroppedItemsAsync(info, tokenSource.Token, monitor);
task.ContinueWith((t) =>
{
monitor.Close();
try
{
var result = task.Result;
if (result != null)
{
ContainerControl.AddElements(result, row);
}
}
catch (AggregateException)
{
}
}, tokenSource.Token, System.Threading.Tasks.TaskContinuationOptions.OnlyOnRanToCompletion, System.Threading.Tasks.TaskScheduler.FromCurrentSynchronizationContext());
task.ContinueWith((t) =>
{
monitor.Close();
}, tokenSource.Token, System.Threading.Tasks.TaskContinuationOptions.NotOnRanToCompletion, System.Threading.Tasks.TaskScheduler.FromCurrentSynchronizationContext());
}
else
{
List <Ares.Data.IElement> elements = new List <Ares.Data.IElement>(DragAndDrop.GetElementsFromDroppedItems(info));
ContainerControl.AddElements(elements, row);
}
}
}
private static IEnumerable <IElement> DoGetElementsFromDroppedItems(FileDragInfo dragInfo, String musicDirectory, String soundDirectory,
System.Threading.CancellationToken token, Ares.ModelInfo.IProgressMonitor progressMonitor)
{
Ares.TagsImport.SequentialProgressMonitor monitor1 = null, monitor2 = null;
if (progressMonitor != null)
{
monitor1 = new TagsImport.SequentialProgressMonitor(progressMonitor, 0.1, 9.9);
}
HashSet <String> allowedItems = null;
HashSet <String> unallowedItems = null;
if (dragInfo.TagsFilter != null && dragInfo.TagsFilter.FilterMode != TagsFilterMode.NoFilter)
{
IList <String> files = null;
try
{
var dbRead = Ares.Tags.TagsModule.GetTagsDB().ReadInterface;
if (dragInfo.TagsFilter.FilterMode == TagsFilterMode.NormalFilter)
{
switch (dragInfo.TagsFilter.TagCategoryCombination)
{
case TagCategoryCombination.UseOneTagOfEachCategory:
files = dbRead.GetAllFilesWithAnyTagInEachCategory(dragInfo.TagsFilter.TagsByCategories);
break;
case TagCategoryCombination.UseAnyTag:
{
HashSet <int> allTags = new HashSet <int>();
foreach (var entry in dragInfo.TagsFilter.TagsByCategories)
{
allTags.UnionWith(entry.Value);
}
files = dbRead.GetAllFilesWithAnyTag(allTags);
}
break;
case TagCategoryCombination.UseAllTags:
default:
{
HashSet <int> allTags = new HashSet <int>();
foreach (var entry in dragInfo.TagsFilter.TagsByCategories)
{
allTags.UnionWith(entry.Value);
}
files = dbRead.GetAllFilesWithAllTags(allTags);
}
break;
}
if (files != null)
{
allowedItems = new HashSet <string>();
allowedItems.UnionWith(files);
}
}
else
{
files = dbRead.GetAllFilesWithAnyTag();
if (files != null)
{
unallowedItems = new HashSet <string>();
unallowedItems.UnionWith(files);
}
}
}
catch (Ares.Tags.TagsDbException)
{
files = null;
}
}
Dictionary <string, DraggedItem> uniqueItems = new Dictionary <string, DraggedItem>();
foreach (DraggedItem item in dragInfo.DraggedItems)
{
AddItemsToSet(uniqueItems, item, allowedItems, unallowedItems, musicDirectory, soundDirectory, token);
token.ThrowIfCancellationRequested();
if (monitor1 != null)
{
monitor1.IncreaseProgress(100.0 / dragInfo.DraggedItems.Count);
}
}
if (progressMonitor != null)
{
monitor2 = new TagsImport.SequentialProgressMonitor(progressMonitor, 10.0, 90.0);
}
foreach (DraggedItem item in uniqueItems.Values)
{
yield return(CreateFileElement(item, musicDirectory, soundDirectory));
token.ThrowIfCancellationRequested();
if (monitor2 != null)
{
monitor2.IncreaseProgress(100.0 / uniqueItems.Count);
}
}
}
public static System.Threading.Tasks.Task <IList <IElement> > GetElementsFromDroppedItemsAsync(FileDragInfo dragInfo, System.Threading.CancellationToken token, Ares.ModelInfo.IProgressMonitor progressMonitor)
{
String musicDirectory = Settings.Settings.Instance.MusicDirectory;
String soundDirectory = Settings.Settings.Instance.SoundDirectory;
return(System.Threading.Tasks.Task.Factory.StartNew(() =>
{
try
{
var result = new List <IElement>(DoGetElementsFromDroppedItems(dragInfo, musicDirectory, soundDirectory, token, progressMonitor));
return (IList <IElement>)result;
}
catch (OperationCanceledException)
{
return null;
}
catch (AggregateException)
{
return null;
}
}));
}
public static IEnumerable <IElement> GetElementsFromDroppedItems(FileDragInfo dragInfo)
{
return(DoGetElementsFromDroppedItems(dragInfo, Settings.Settings.Instance.MusicDirectory, Settings.Settings.Instance.SoundDirectory, System.Threading.CancellationToken.None, null));
}