private static object HandleMenuMessage(ValueSet message, Win32API.DisposableDictionary table)
{
switch ((string)message["Arguments"])
{
case "LoadContextMenu":
var contextMenuResponse = new ValueSet();
var filePath = (string)message["FilePath"];
var extendedMenu = (bool)message["ExtendedMenu"];
var showOpenMenu = (bool)message["ShowOpenMenu"];
var split = filePath.Split('|').Where(x => !string.IsNullOrWhiteSpace(x));
var cMenuLoad = Win32API.ContextMenu.GetContextMenuForFiles(split.ToArray(),
extendedMenu ? Shell32.CMF.CMF_EXTENDEDVERBS : Shell32.CMF.CMF_NORMAL, FilterMenuItems(showOpenMenu));
table.SetValue("MENU", cMenuLoad);
return(cMenuLoad);
case "ExecAndCloseContextMenu":
var cMenuExec = table.GetValue <Win32API.ContextMenu>("MENU");
cMenuExec?.InvokeItem(message.Get("ItemID", -1));
// The following line is needed to cleanup resources when menu is closed.
// Unfortunately if you uncomment it some menu items will randomly stop working.
// Resource cleanup is currently done on app closing,
// if we find a solution for the issue above, we should cleanup as soon as a menu is closed.
//table.RemoveValue("MENU");
return(null);
default:
return(null);
}
}
private static void Main(string[] args)
{
StorageFolder storageFolder = ApplicationData.Current.LocalFolder;
LogManager.Configuration = new NLog.Config.XmlLoggingConfiguration(Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "NLog.config"));
LogManager.Configuration.Variables["LogPath"] = storageFolder.Path;
AppDomain.CurrentDomain.UnhandledException += UnhandledExceptionTrapper;
if (HandleCommandLineArgs())
{
// Handles OpenShellCommandInExplorer
return;
}
// Only one instance of the fulltrust process allowed
// This happens if multiple instances of the UWP app are launched
using var mutex = new Mutex(true, "FilesUwpFullTrust", out bool isNew);
if (!isNew)
{
return;
}
try
{
// Create handle table to store e.g. context menu references
handleTable = new Win32API.DisposableDictionary();
// Create shell COM object and get recycle bin folder
recycler = new ShellFolder(Shell32.KNOWNFOLDERID.FOLDERID_RecycleBinFolder);
ApplicationData.Current.LocalSettings.Values["RecycleBin_Title"] = recycler.Name;
// Create filesystem watcher to monitor recycle bin folder(s)
// SHChangeNotifyRegister only works if recycle bin is open in explorer :(
watchers = new List <FileSystemWatcher>();
var sid = System.Security.Principal.WindowsIdentity.GetCurrent().User.ToString();
foreach (var drive in DriveInfo.GetDrives())
{
var recycle_path = Path.Combine(drive.Name, "$Recycle.Bin", sid);
if (!Directory.Exists(recycle_path))
{
continue;
}
var watcher = new FileSystemWatcher();
watcher.Path = recycle_path;
watcher.Filter = "*.*";
watcher.NotifyFilter = NotifyFilters.LastWrite
| NotifyFilters.FileName
| NotifyFilters.DirectoryName;
watcher.Created += Watcher_Changed;
watcher.Deleted += Watcher_Changed;
watcher.EnableRaisingEvents = true;
watchers.Add(watcher);
}
// Preload context menu for better performace
// We query the context menu for the app's local folder
var preloadPath = ApplicationData.Current.LocalFolder.Path;
using var _ = Win32API.ContextMenu.GetContextMenuForFiles(new string[] { preloadPath }, Shell32.CMF.CMF_NORMAL);
// Connect to app service and wait until the connection gets closed
appServiceExit = new AutoResetEvent(false);
InitializeAppServiceConnection();
appServiceExit.WaitOne();
}
finally
{
connection?.Dispose();
foreach (var watcher in watchers)
{
watcher.Dispose();
}
handleTable?.Dispose();
recycler?.Dispose();
appServiceExit?.Dispose();
mutex?.ReleaseMutex();
}
}
private static void Main(string[] args)
{
StorageFolder storageFolder = ApplicationData.Current.LocalFolder;
LogManager.Configuration = new NLog.Config.XmlLoggingConfiguration(Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "NLog.config"));
LogManager.Configuration.Variables["LogPath"] = storageFolder.Path;
AppDomain.CurrentDomain.UnhandledException += UnhandledExceptionTrapper;
if (HandleCommandLineArgs())
{
// Handles OpenShellCommandInExplorer
return;
}
try
{
// Create handle table to store e.g. context menu references
handleTable = new Win32API.DisposableDictionary();
// Create shell COM object and get recycle bin folder
using var recycler = new ShellFolder(Shell32.KNOWNFOLDERID.FOLDERID_RecycleBinFolder);
ApplicationData.Current.LocalSettings.Values["RecycleBin_Title"] = recycler.Name;
// Create filesystem watcher to monitor recycle bin folder(s)
// SHChangeNotifyRegister only works if recycle bin is open in explorer :(
binWatchers = new List <FileSystemWatcher>();
var sid = WindowsIdentity.GetCurrent().User.ToString();
foreach (var drive in DriveInfo.GetDrives())
{
var recyclePath = Path.Combine(drive.Name, "$Recycle.Bin", sid);
if (drive.DriveType == DriveType.Network || !Directory.Exists(recyclePath))
{
continue;
}
var watcher = new FileSystemWatcher
{
Path = recyclePath,
Filter = "*.*",
NotifyFilter = NotifyFilters.LastWrite | NotifyFilters.FileName | NotifyFilters.DirectoryName
};
watcher.Created += Watcher_Changed;
watcher.Deleted += Watcher_Changed;
watcher.EnableRaisingEvents = true;
binWatchers.Add(watcher);
}
// Preload context menu for better performance
// We query the context menu for the app's local folder
var preloadPath = ApplicationData.Current.LocalFolder.Path;
using var _ = Win32API.ContextMenu.GetContextMenuForFiles(new string[] { preloadPath }, Shell32.CMF.CMF_NORMAL | Shell32.CMF.CMF_SYNCCASCADEMENU, FilterMenuItems(false));
// Create cancellation token for drop window
cancellation = new CancellationTokenSource();
// Connect to app service and wait until the connection gets closed
appServiceExit = new AutoResetEvent(false);
InitializeAppServiceConnection();
// Initialize device watcher
deviceWatcher = new DeviceWatcher(connection);
deviceWatcher.Start();
// Wait until the connection gets closed
appServiceExit.WaitOne();
}
finally
{
connection?.Dispose();
foreach (var watcher in binWatchers)
{
watcher.Dispose();
}
handleTable?.Dispose();
deviceWatcher?.Dispose();
cancellation?.Cancel();
cancellation?.Dispose();
appServiceExit?.Dispose();
}
}
