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VirtualDesktop.cs
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// Author: Markus Scholtes, 2023
// Version 1.14, 2023-08-29
// Version for Windows 10 1809 to 22H2
// Compile with:
// C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe VirtualDesktop.cs
using System;
using System.Runtime.InteropServices;
using System.Collections.Generic;
using System.ComponentModel;
using System.Text;
// set attributes
using System.Reflection;
[assembly:AssemblyTitle("Command line tool to manage virtual desktops")]
[assembly:AssemblyDescription("Command line tool to manage virtual desktops")]
[assembly:AssemblyConfiguration("")]
[assembly:AssemblyCompany("MS")]
[assembly:AssemblyProduct("VirtualDesktop")]
[assembly:AssemblyCopyright("© Markus Scholtes 2023")]
[assembly:AssemblyTrademark("")]
[assembly:AssemblyCulture("")]
[assembly:AssemblyVersion("1.14.0.0")]
[assembly:AssemblyFileVersion("1.14.0.0")]
// Based on http://stackoverflow.com/a/32417530, Windows 10 SDK, github project Grabacr07/VirtualDesktop and own research
namespace VirtualDesktop
{
#region COM API
internal static class Guids
{
public static readonly Guid CLSID_ImmersiveShell = new Guid("C2F03A33-21F5-47FA-B4BB-156362A2F239");
public static readonly Guid CLSID_VirtualDesktopManagerInternal = new Guid("C5E0CDCA-7B6E-41B2-9FC4-D93975CC467B");
public static readonly Guid CLSID_VirtualDesktopManager = new Guid("AA509086-5CA9-4C25-8F95-589D3C07B48A");
public static readonly Guid CLSID_VirtualDesktopPinnedApps = new Guid("B5A399E7-1C87-46B8-88E9-FC5747B171BD");
}
[StructLayout(LayoutKind.Sequential)]
internal struct Size
{
public int X;
public int Y;
}
[StructLayout(LayoutKind.Sequential)]
internal struct Rect
{
public int Left;
public int Top;
public int Right;
public int Bottom;
}
internal enum APPLICATION_VIEW_CLOAK_TYPE : int
{
AVCT_NONE = 0,
AVCT_DEFAULT = 1,
AVCT_VIRTUAL_DESKTOP = 2
}
internal enum APPLICATION_VIEW_COMPATIBILITY_POLICY : int
{
AVCP_NONE = 0,
AVCP_SMALL_SCREEN = 1,
AVCP_TABLET_SMALL_SCREEN = 2,
AVCP_VERY_SMALL_SCREEN = 3,
AVCP_HIGH_SCALE_FACTOR = 4
}
[ComImport]
[InterfaceType(ComInterfaceType.InterfaceIsIInspectable)]
[Guid("372E1D3B-38D3-42E4-A15B-8AB2B178F513")]
internal interface IApplicationView
{
int SetFocus();
int SwitchTo();
int TryInvokeBack(IntPtr /* IAsyncCallback* */ callback);
int GetThumbnailWindow(out IntPtr hwnd);
int GetMonitor(out IntPtr /* IImmersiveMonitor */ immersiveMonitor);
int GetVisibility(out int visibility);
int SetCloak(APPLICATION_VIEW_CLOAK_TYPE cloakType, int unknown);
int GetPosition(ref Guid guid /* GUID for IApplicationViewPosition */, out IntPtr /* IApplicationViewPosition** */ position);
int SetPosition(ref IntPtr /* IApplicationViewPosition* */ position);
int InsertAfterWindow(IntPtr hwnd);
int GetExtendedFramePosition(out Rect rect);
int GetAppUserModelId([MarshalAs(UnmanagedType.LPWStr)] out string id);
int SetAppUserModelId(string id);
int IsEqualByAppUserModelId(string id, out int result);
int GetViewState(out uint state);
int SetViewState(uint state);
int GetNeediness(out int neediness);
int GetLastActivationTimestamp(out ulong timestamp);
int SetLastActivationTimestamp(ulong timestamp);
int GetVirtualDesktopId(out Guid guid);
int SetVirtualDesktopId(ref Guid guid);
int GetShowInSwitchers(out int flag);
int SetShowInSwitchers(int flag);
int GetScaleFactor(out int factor);
int CanReceiveInput(out bool canReceiveInput);
int GetCompatibilityPolicyType(out APPLICATION_VIEW_COMPATIBILITY_POLICY flags);
int SetCompatibilityPolicyType(APPLICATION_VIEW_COMPATIBILITY_POLICY flags);
int GetSizeConstraints(IntPtr /* IImmersiveMonitor* */ monitor, out Size size1, out Size size2);
int GetSizeConstraintsForDpi(uint uint1, out Size size1, out Size size2);
int SetSizeConstraintsForDpi(ref uint uint1, ref Size size1, ref Size size2);
int OnMinSizePreferencesUpdated(IntPtr hwnd);
int ApplyOperation(IntPtr /* IApplicationViewOperation* */ operation);
int IsTray(out bool isTray);
int IsInHighZOrderBand(out bool isInHighZOrderBand);
int IsSplashScreenPresented(out bool isSplashScreenPresented);
int Flash();
int GetRootSwitchableOwner(out IApplicationView rootSwitchableOwner);
int EnumerateOwnershipTree(out IObjectArray ownershipTree);
int GetEnterpriseId([MarshalAs(UnmanagedType.LPWStr)] out string enterpriseId);
int IsMirrored(out bool isMirrored);
int Unknown1(out int unknown);
int Unknown2(out int unknown);
int Unknown3(out int unknown);
int Unknown4(out int unknown);
int Unknown5(out int unknown);
int Unknown6(int unknown);
int Unknown7();
int Unknown8(out int unknown);
int Unknown9(int unknown);
int Unknown10(int unknownX, int unknownY);
int Unknown11(int unknown);
int Unknown12(out Size size1);
}
[ComImport]
[InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
[Guid("1841C6D7-4F9D-42C0-AF41-8747538F10E5")]
internal interface IApplicationViewCollection
{
int GetViews(out IObjectArray array);
int GetViewsByZOrder(out IObjectArray array);
int GetViewsByAppUserModelId(string id, out IObjectArray array);
int GetViewForHwnd(IntPtr hwnd, out IApplicationView view);
int GetViewForApplication(object application, out IApplicationView view);
int GetViewForAppUserModelId(string id, out IApplicationView view);
int GetViewInFocus(out IntPtr view);
int Unknown1(out IntPtr view);
void RefreshCollection();
int RegisterForApplicationViewChanges(object listener, out int cookie);
int UnregisterForApplicationViewChanges(int cookie);
}
[ComImport]
[InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
[Guid("FF72FFDD-BE7E-43FC-9C03-AD81681E88E4")]
internal interface IVirtualDesktop
{
bool IsViewVisible(IApplicationView view);
Guid GetId();
}
/*
IVirtualDesktop2 not used now (available since Win 10 2004), instead reading names out of registry for compatibility reasons
Excample code:
IVirtualDesktop2 ivd2;
string desktopName;
ivd2.GetName(out desktopName);
Console.WriteLine("Name of desktop: " + desktopName);
[ComImport]
[InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
[Guid("31EBDE3F-6EC3-4CBD-B9FB-0EF6D09B41F4")]
internal interface IVirtualDesktop2
{
bool IsViewVisible(IApplicationView view);
Guid GetId();
void GetName([MarshalAs(UnmanagedType.HString)] out string name);
}
*/
[ComImport]
[InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
[Guid("F31574D6-B682-4CDC-BD56-1827860ABEC6")]
internal interface IVirtualDesktopManagerInternal
{
int GetCount();
void MoveViewToDesktop(IApplicationView view, IVirtualDesktop desktop);
bool CanViewMoveDesktops(IApplicationView view);
IVirtualDesktop GetCurrentDesktop();
void GetDesktops(out IObjectArray desktops);
[PreserveSig]
int GetAdjacentDesktop(IVirtualDesktop from, int direction, out IVirtualDesktop desktop);
void SwitchDesktop(IVirtualDesktop desktop);
IVirtualDesktop CreateDesktop();
void RemoveDesktop(IVirtualDesktop desktop, IVirtualDesktop fallback);
IVirtualDesktop FindDesktop(ref Guid desktopid);
}
[ComImport]
[InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
[Guid("0F3A72B0-4566-487E-9A33-4ED302F6D6CE")]
internal interface IVirtualDesktopManagerInternal2
{
int GetCount();
void MoveViewToDesktop(IApplicationView view, IVirtualDesktop desktop);
bool CanViewMoveDesktops(IApplicationView view);
IVirtualDesktop GetCurrentDesktop();
void GetDesktops(out IObjectArray desktops);
[PreserveSig]
int GetAdjacentDesktop(IVirtualDesktop from, int direction, out IVirtualDesktop desktop);
void SwitchDesktop(IVirtualDesktop desktop);
IVirtualDesktop CreateDesktop();
void RemoveDesktop(IVirtualDesktop desktop, IVirtualDesktop fallback);
IVirtualDesktop FindDesktop(ref Guid desktopid);
void Unknown1(IVirtualDesktop desktop, out IntPtr unknown1, out IntPtr unknown2);
void SetName(IVirtualDesktop desktop, [MarshalAs(UnmanagedType.HString)] string name);
}
[ComImport]
[InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
[Guid("A5CD92FF-29BE-454C-8D04-D82879FB3F1B")]
internal interface IVirtualDesktopManager
{
bool IsWindowOnCurrentVirtualDesktop(IntPtr topLevelWindow);
Guid GetWindowDesktopId(IntPtr topLevelWindow);
void MoveWindowToDesktop(IntPtr topLevelWindow, ref Guid desktopId);
}
[ComImport]
[InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
[Guid("4CE81583-1E4C-4632-A621-07A53543148F")]
internal interface IVirtualDesktopPinnedApps
{
bool IsAppIdPinned(string appId);
void PinAppID(string appId);
void UnpinAppID(string appId);
bool IsViewPinned(IApplicationView applicationView);
void PinView(IApplicationView applicationView);
void UnpinView(IApplicationView applicationView);
}
[ComImport]
[InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
[Guid("92CA9DCD-5622-4BBA-A805-5E9F541BD8C9")]
internal interface IObjectArray
{
void GetCount(out int count);
void GetAt(int index, ref Guid iid, [MarshalAs(UnmanagedType.Interface)]out object obj);
}
[ComImport]
[InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
[Guid("6D5140C1-7436-11CE-8034-00AA006009FA")]
internal interface IServiceProvider10
{
[return: MarshalAs(UnmanagedType.IUnknown)]
object QueryService(ref Guid service, ref Guid riid);
}
#endregion
#region COM wrapper
internal static class DesktopManager
{
static DesktopManager()
{
var shell = (IServiceProvider10)Activator.CreateInstance(Type.GetTypeFromCLSID(Guids.CLSID_ImmersiveShell));
VirtualDesktopManagerInternal = (IVirtualDesktopManagerInternal)shell.QueryService(Guids.CLSID_VirtualDesktopManagerInternal, typeof(IVirtualDesktopManagerInternal).GUID);
try {
VirtualDesktopManagerInternal2 = (IVirtualDesktopManagerInternal2)shell.QueryService(Guids.CLSID_VirtualDesktopManagerInternal, typeof(IVirtualDesktopManagerInternal2).GUID);
}
catch {
VirtualDesktopManagerInternal2 = null;
}
VirtualDesktopManager = (IVirtualDesktopManager)Activator.CreateInstance(Type.GetTypeFromCLSID(Guids.CLSID_VirtualDesktopManager));
ApplicationViewCollection = (IApplicationViewCollection)shell.QueryService(typeof(IApplicationViewCollection).GUID, typeof(IApplicationViewCollection).GUID);
VirtualDesktopPinnedApps = (IVirtualDesktopPinnedApps)shell.QueryService(Guids.CLSID_VirtualDesktopPinnedApps, typeof(IVirtualDesktopPinnedApps).GUID);
}
internal static IVirtualDesktopManagerInternal VirtualDesktopManagerInternal;
internal static IVirtualDesktopManagerInternal2 VirtualDesktopManagerInternal2;
internal static IVirtualDesktopManager VirtualDesktopManager;
internal static IApplicationViewCollection ApplicationViewCollection;
internal static IVirtualDesktopPinnedApps VirtualDesktopPinnedApps;
internal static IVirtualDesktop GetDesktop(int index)
{ // get desktop with index
int count = VirtualDesktopManagerInternal.GetCount();
if (index < 0 || index >= count) throw new ArgumentOutOfRangeException("index");
IObjectArray desktops;
VirtualDesktopManagerInternal.GetDesktops(out desktops);
object objdesktop;
desktops.GetAt(index, typeof(IVirtualDesktop).GUID, out objdesktop);
Marshal.ReleaseComObject(desktops);
return (IVirtualDesktop)objdesktop;
}
internal static int GetDesktopIndex(IVirtualDesktop desktop)
{ // get index of desktop
int index = -1;
Guid IdSearch = desktop.GetId();
IObjectArray desktops;
VirtualDesktopManagerInternal.GetDesktops(out desktops);
object objdesktop;
for (int i = 0; i < VirtualDesktopManagerInternal.GetCount(); i++)
{
desktops.GetAt(i, typeof(IVirtualDesktop).GUID, out objdesktop);
if (IdSearch.CompareTo(((IVirtualDesktop)objdesktop).GetId()) == 0)
{ index = i;
break;
}
}
Marshal.ReleaseComObject(desktops);
return index;
}
internal static IApplicationView GetApplicationView(this IntPtr hWnd)
{ // get application view to window handle
IApplicationView view;
ApplicationViewCollection.GetViewForHwnd(hWnd, out view);
return view;
}
internal static string GetAppId(IntPtr hWnd)
{ // get Application ID to window handle
string appId;
hWnd.GetApplicationView().GetAppUserModelId(out appId);
return appId;
}
}
#endregion
#region public interface
public class WindowInformation
{ // stores window informations
public string Title { get; set; }
public int Handle { get; set; }
}
public class Desktop
{
// get process id to window handle
[DllImport("user32.dll")]
private static extern uint GetWindowThreadProcessId(IntPtr hWnd, out int lpdwProcessId);
// get thread id of current process
[DllImport("kernel32.dll")]
static extern uint GetCurrentThreadId();
// attach input to thread
[DllImport("user32.dll")]
static extern bool AttachThreadInput(uint idAttach, uint idAttachTo, bool fAttach);
// get handle of active window
[DllImport("user32.dll")]
private static extern IntPtr GetForegroundWindow();
// try to set foreground window
[DllImport("user32.dll")]
[return: MarshalAs(UnmanagedType.Bool)]static extern bool SetForegroundWindow(IntPtr hWnd);
// send message to window
[DllImport("user32.dll")]
static extern bool ShowWindow(IntPtr hWnd, int nCmdShow);
private const int SW_MINIMIZE = 6;
private static readonly Guid AppOnAllDesktops = new Guid("BB64D5B7-4DE3-4AB2-A87C-DB7601AEA7DC");
private static readonly Guid WindowOnAllDesktops = new Guid("C2DDEA68-66F2-4CF9-8264-1BFD00FBBBAC");
private IVirtualDesktop ivd;
private Desktop(IVirtualDesktop desktop) { this.ivd = desktop; }
public override int GetHashCode()
{ // get hash
return ivd.GetHashCode();
}
public override bool Equals(object obj)
{ // compare with object
var desk = obj as Desktop;
return desk != null && object.ReferenceEquals(this.ivd, desk.ivd);
}
public static int Count
{ // return the number of desktops
get { return DesktopManager.VirtualDesktopManagerInternal.GetCount(); }
}
public static Desktop Current
{ // returns current desktop
get { return new Desktop(DesktopManager.VirtualDesktopManagerInternal.GetCurrentDesktop()); }
}
public static Desktop FromIndex(int index)
{ // return desktop object from index (-> index = 0..Count-1)
return new Desktop(DesktopManager.GetDesktop(index));
}
public static Desktop FromWindow(IntPtr hWnd)
{ // return desktop object to desktop on which window <hWnd> is displayed
if (hWnd == IntPtr.Zero) throw new ArgumentNullException();
Guid id = DesktopManager.VirtualDesktopManager.GetWindowDesktopId(hWnd);
if ((id.CompareTo(AppOnAllDesktops) == 0) || (id.CompareTo(WindowOnAllDesktops) == 0))
return new Desktop(DesktopManager.VirtualDesktopManagerInternal.GetCurrentDesktop());
else
return new Desktop(DesktopManager.VirtualDesktopManagerInternal.FindDesktop(ref id));
}
public static int FromDesktop(Desktop desktop)
{ // return index of desktop object or -1 if not found
return DesktopManager.GetDesktopIndex(desktop.ivd);
}
public static string DesktopNameFromDesktop(Desktop desktop)
{ // return name of desktop or "Desktop n" if it has no name
Guid guid = desktop.ivd.GetId();
// read desktop name in registry
string desktopName = null;
try {
desktopName = (string)Microsoft.Win32.Registry.GetValue("HKEY_CURRENT_USER\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Explorer\\VirtualDesktops\\Desktops\\{" + guid.ToString() + "}", "Name", null);
}
catch { }
// no name found, generate generic name
if (string.IsNullOrEmpty(desktopName))
{ // create name "Desktop n" (n = number starting with 1)
desktopName = "Desktop " + (DesktopManager.GetDesktopIndex(desktop.ivd) + 1).ToString();
}
return desktopName;
}
public static string DesktopNameFromIndex(int index)
{ // return name of desktop from index (-> index = 0..Count-1) or "Desktop n" if it has no name
Guid guid = DesktopManager.GetDesktop(index).GetId();
// read desktop name in registry
string desktopName = null;
try {
desktopName = (string)Microsoft.Win32.Registry.GetValue("HKEY_CURRENT_USER\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Explorer\\VirtualDesktops\\Desktops\\{" + guid.ToString() + "}", "Name", null);
}
catch { }
// no name found, generate generic name
if (string.IsNullOrEmpty(desktopName))
{ // create name "Desktop n" (n = number starting with 1)
desktopName = "Desktop " + (index + 1).ToString();
}
return desktopName;
}
public static bool HasDesktopNameFromIndex(int index)
{ // return true is desktop is named or false if it has no name
Guid guid = DesktopManager.GetDesktop(index).GetId();
// read desktop name in registry
string desktopName = null;
try {
desktopName = (string)Microsoft.Win32.Registry.GetValue("HKEY_CURRENT_USER\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Explorer\\VirtualDesktops\\Desktops\\{" + guid.ToString() + "}", "Name", null);
}
catch { }
// name found?
if (string.IsNullOrEmpty(desktopName))
return false;
else
return true;
}
public static int SearchDesktop(string partialName)
{ // get index of desktop with partial name, return -1 if no desktop found
int index = -1;
for (int i = 0; i < DesktopManager.VirtualDesktopManagerInternal.GetCount(); i++)
{ // loop through all virtual desktops and compare partial name to desktop name
if (DesktopNameFromIndex(i).ToUpper().IndexOf(partialName.ToUpper()) >= 0)
{ index = i;
break;
}
}
return index;
}
public static Desktop Create()
{ // create a new desktop
return new Desktop(DesktopManager.VirtualDesktopManagerInternal.CreateDesktop());
}
public void Remove(Desktop fallback = null)
{ // destroy desktop and switch to <fallback>
IVirtualDesktop fallbackdesktop;
if (fallback == null)
{ // if no fallback is given use desktop to the left except for desktop 0.
Desktop dtToCheck = new Desktop(DesktopManager.GetDesktop(0));
if (this.Equals(dtToCheck))
{ // desktop 0: set fallback to second desktop (= "right" desktop)
DesktopManager.VirtualDesktopManagerInternal.GetAdjacentDesktop(ivd, 4, out fallbackdesktop); // 4 = RightDirection
}
else
{ // set fallback to "left" desktop
DesktopManager.VirtualDesktopManagerInternal.GetAdjacentDesktop(ivd, 3, out fallbackdesktop); // 3 = LeftDirection
}
}
else
// set fallback desktop
fallbackdesktop = fallback.ivd;
DesktopManager.VirtualDesktopManagerInternal.RemoveDesktop(ivd, fallbackdesktop);
}
public void SetName(string Name)
{ // set name for desktop, empty string removes name
if (DesktopManager.VirtualDesktopManagerInternal2 != null)
{ // only if interface to set name is present
DesktopManager.VirtualDesktopManagerInternal2.SetName(this.ivd, Name);
}
}
public bool IsVisible
{ // return true if this desktop is the current displayed one
get { return object.ReferenceEquals(ivd, DesktopManager.VirtualDesktopManagerInternal.GetCurrentDesktop()); }
}
public void MakeVisible()
{ // make this desktop visible
WindowInformation wi = FindWindow("Program Manager");
// activate desktop to prevent flashing icons in taskbar
int dummy;
uint DesktopThreadId = GetWindowThreadProcessId(new IntPtr(wi.Handle), out dummy);
uint ForegroundThreadId = GetWindowThreadProcessId(GetForegroundWindow(), out dummy);
uint CurrentThreadId = GetCurrentThreadId();
if ((DesktopThreadId != 0) && (ForegroundThreadId != 0) && (ForegroundThreadId != CurrentThreadId))
{
AttachThreadInput(DesktopThreadId, CurrentThreadId, true);
AttachThreadInput(ForegroundThreadId, CurrentThreadId, true);
SetForegroundWindow(new IntPtr(wi.Handle));
AttachThreadInput(ForegroundThreadId, CurrentThreadId, false);
AttachThreadInput(DesktopThreadId, CurrentThreadId, false);
}
DesktopManager.VirtualDesktopManagerInternal.SwitchDesktop(ivd);
// direct desktop to give away focus
ShowWindow(new IntPtr(wi.Handle), SW_MINIMIZE);
}
public Desktop Left
{ // return desktop at the left of this one, null if none
get
{
IVirtualDesktop desktop;
int hr = DesktopManager.VirtualDesktopManagerInternal.GetAdjacentDesktop(ivd, 3, out desktop); // 3 = LeftDirection
if (hr == 0)
return new Desktop(desktop);
else
return null;
}
}
public Desktop Right
{ // return desktop at the right of this one, null if none
get
{
IVirtualDesktop desktop;
int hr = DesktopManager.VirtualDesktopManagerInternal.GetAdjacentDesktop(ivd, 4, out desktop); // 4 = RightDirection
if (hr == 0)
return new Desktop(desktop);
else
return null;
}
}
public void MoveWindow(IntPtr hWnd)
{ // move window to this desktop
int processId;
if (hWnd == IntPtr.Zero) throw new ArgumentNullException();
GetWindowThreadProcessId(hWnd, out processId);
if (System.Diagnostics.Process.GetCurrentProcess().Id == processId)
{ // window of process
try // the easy way (if we are owner)
{
DesktopManager.VirtualDesktopManager.MoveWindowToDesktop(hWnd, ivd.GetId());
}
catch // window of process, but we are not the owner
{
IApplicationView view;
DesktopManager.ApplicationViewCollection.GetViewForHwnd(hWnd, out view);
DesktopManager.VirtualDesktopManagerInternal.MoveViewToDesktop(view, ivd);
}
}
else
{ // window of other process
IApplicationView view;
DesktopManager.ApplicationViewCollection.GetViewForHwnd(hWnd, out view);
try {
DesktopManager.VirtualDesktopManagerInternal.MoveViewToDesktop(view, ivd);
}
catch
{ // could not move active window, try main window (or whatever windows thinks is the main window)
DesktopManager.ApplicationViewCollection.GetViewForHwnd(System.Diagnostics.Process.GetProcessById(processId).MainWindowHandle, out view);
DesktopManager.VirtualDesktopManagerInternal.MoveViewToDesktop(view, ivd);
}
}
}
public void MoveActiveWindow()
{ // move active window to this desktop
MoveWindow(GetForegroundWindow());
}
public bool HasWindow(IntPtr hWnd)
{ // return true if window is on this desktop
if (hWnd == IntPtr.Zero) throw new ArgumentNullException();
Guid id = DesktopManager.VirtualDesktopManager.GetWindowDesktopId(hWnd);
if ((id.CompareTo(AppOnAllDesktops) == 0) || (id.CompareTo(WindowOnAllDesktops) == 0))
return true;
else
return ivd.GetId() == id;
}
public static bool IsWindowPinned(IntPtr hWnd)
{ // return true if window is pinned to all desktops
if (hWnd == IntPtr.Zero) throw new ArgumentNullException();
return DesktopManager.VirtualDesktopPinnedApps.IsViewPinned(hWnd.GetApplicationView());
}
public static void PinWindow(IntPtr hWnd)
{ // pin window to all desktops
if (hWnd == IntPtr.Zero) throw new ArgumentNullException();
var view = hWnd.GetApplicationView();
if (!DesktopManager.VirtualDesktopPinnedApps.IsViewPinned(view))
{ // pin only if not already pinned
DesktopManager.VirtualDesktopPinnedApps.PinView(view);
}
}
public static void UnpinWindow(IntPtr hWnd)
{ // unpin window from all desktops
if (hWnd == IntPtr.Zero) throw new ArgumentNullException();
var view = hWnd.GetApplicationView();
if (DesktopManager.VirtualDesktopPinnedApps.IsViewPinned(view))
{ // unpin only if not already unpinned
DesktopManager.VirtualDesktopPinnedApps.UnpinView(view);
}
}
public static bool IsApplicationPinned(IntPtr hWnd)
{ // return true if application for window is pinned to all desktops
if (hWnd == IntPtr.Zero) throw new ArgumentNullException();
return DesktopManager.VirtualDesktopPinnedApps.IsAppIdPinned(DesktopManager.GetAppId(hWnd));
}
public static void PinApplication(IntPtr hWnd)
{ // pin application for window to all desktops
if (hWnd == IntPtr.Zero) throw new ArgumentNullException();
string appId = DesktopManager.GetAppId(hWnd);
if (!DesktopManager.VirtualDesktopPinnedApps.IsAppIdPinned(appId))
{ // pin only if not already pinned
DesktopManager.VirtualDesktopPinnedApps.PinAppID(appId);
}
}
public static void UnpinApplication(IntPtr hWnd)
{ // unpin application for window from all desktops
if (hWnd == IntPtr.Zero) throw new ArgumentNullException();
var view = hWnd.GetApplicationView();
string appId = DesktopManager.GetAppId(hWnd);
if (DesktopManager.VirtualDesktopPinnedApps.IsAppIdPinned(appId))
{ // unpin only if pinned
DesktopManager.VirtualDesktopPinnedApps.UnpinAppID(appId);
}
}
// prepare callback function for window enumeration
private delegate bool CallBackPtr(int hwnd, int lParam);
private static CallBackPtr callBackPtr = Callback;
// list of window informations
private static List<WindowInformation> WindowInformationList = new List<WindowInformation>();
// enumerate windows
[DllImport("User32.dll", SetLastError = true)]
[return: MarshalAs(UnmanagedType.Bool)]
private static extern bool EnumWindows(CallBackPtr lpEnumFunc, IntPtr lParam);
// get window title length
[DllImport("User32.dll", CharSet = CharSet.Auto, SetLastError = true)]
private static extern int GetWindowTextLength(IntPtr hWnd);
// get window title
[DllImport("User32.dll", CharSet = CharSet.Auto, SetLastError = true)]
private static extern int GetWindowText(IntPtr hWnd, StringBuilder lpString, int nMaxCount);
// callback function for window enumeration
private static bool Callback(int hWnd, int lparam)
{
int length = GetWindowTextLength((IntPtr)hWnd);
if (length > 0)
{
StringBuilder sb = new StringBuilder(length + 1);
if (GetWindowText((IntPtr)hWnd, sb, sb.Capacity) > 0)
{ WindowInformationList.Add(new WindowInformation {Handle = hWnd, Title = sb.ToString()}); }
}
return true;
}
// get list of all windows with title
public static List<WindowInformation> GetWindows()
{
WindowInformationList = new List<WindowInformation>();
EnumWindows(callBackPtr, IntPtr.Zero);
return WindowInformationList;
}
// find first window with string in title
public static WindowInformation FindWindow(string WindowTitle)
{
WindowInformationList = new List<WindowInformation>();
EnumWindows(callBackPtr, IntPtr.Zero);
WindowInformation result = WindowInformationList.Find(x => x.Title.IndexOf(WindowTitle, StringComparison.OrdinalIgnoreCase) >= 0);
return result;
}
}
#endregion
}
namespace VDeskTool
{
static class Program
{
static bool verbose = true;
static bool breakonerror = true;
static bool wrapdesktops = false;
static int rc = 0;
static int Main(string[] args)
{
if (args.Length == 0)
{ // no arguments, show help screen
HelpScreen();
return -2;
}
foreach (string arg in args)
{
System.Text.RegularExpressions.GroupCollection groups = System.Text.RegularExpressions.Regex.Match(arg, @"^[-\/]?([^:=]+)[:=]?(.*)$").Groups;
if (groups.Count != 3)
{ // parameter error
rc = -2;
}
else
{ // reset return code if on error
if (rc < 0) rc = 0;
if (groups[2].Value == "")
{ // parameter without value
switch(groups[1].Value.ToUpper())
{
case "HELP": // help screen
case "H":
case "?":
HelpScreen();
return 0;
case "QUIET": // don't display messages
case "Q":
verbose = false;
break;
case "VERBOSE": // display messages
case "V":
Console.WriteLine("Verbose mode enabled");
verbose = true;
break;
case "BREAK": // break on error
case "B":
if (verbose) Console.WriteLine("Break on error enabled");
breakonerror = true;
break;
case "CONTINUE": // continue on error
case "CO":
if (verbose) Console.WriteLine("Break on error disabled");
breakonerror = false;
break;
case "WRAP": // wrap desktops using "LEFT" or "RIGHT"
case "W":
if (verbose) Console.WriteLine("Wrapping desktops enabled");
wrapdesktops = true;
break;
case "NOWRAP": // do not wrap desktops
case "NW":
if (verbose) Console.WriteLine("Wrapping desktop disabled");
wrapdesktops = false;
break;
case "COUNT": // get count of desktops
case "C":
rc = VirtualDesktop.Desktop.Count;
if (verbose) Console.WriteLine("Count of desktops: " + rc);
break;
case "LIST": // show list of desktops
case "LI":
int desktopCount = VirtualDesktop.Desktop.Count;
int visibleDesktop = VirtualDesktop.Desktop.FromDesktop(VirtualDesktop.Desktop.Current);
if (verbose)
{
Console.WriteLine("Virtual desktops:");
Console.WriteLine("-----------------");
}
for (int i = 0; i < desktopCount; i++)
{
if (i != visibleDesktop)
Console.WriteLine(VirtualDesktop.Desktop.DesktopNameFromIndex(i));
else
Console.WriteLine(VirtualDesktop.Desktop.DesktopNameFromIndex(i) + " (visible)");
}
if (verbose) Console.WriteLine("\nCount of desktops: " + desktopCount);
break;
case "GETCURRENTDESKTOP": // get number of current desktop and display desktop name
case "GCD":
rc = VirtualDesktop.Desktop.FromDesktop(VirtualDesktop.Desktop.Current);
if (verbose) Console.WriteLine("Current desktop: '" + VirtualDesktop.Desktop.DesktopNameFromDesktop(VirtualDesktop.Desktop.Current) + "' (desktop number " + rc + ")");
break;
case "ISVISIBLE": // is desktop in rc visible?
case "IV":
if ((rc >= 0) && (rc < VirtualDesktop.Desktop.Count))
{ // check if parameter is in range of active desktops
if (VirtualDesktop.Desktop.FromIndex(rc).IsVisible)
{
if (verbose) Console.WriteLine("Virtual desktop '" + VirtualDesktop.Desktop.DesktopNameFromIndex(rc) + "' (desktop number " + rc.ToString() + ") is visible");
rc = 0;
}
else
{
if (verbose) Console.WriteLine("Virtual desktop '" + VirtualDesktop.Desktop.DesktopNameFromIndex(rc) + "' (desktop number " + rc.ToString() + ") is not visible");
rc = 1;
}
}
else
rc = -1;
break;
case "SWITCH": // switch to desktop in rc
case "S":
if (verbose) Console.Write("Switching to virtual desktop number " + rc.ToString());
try
{ // activate virtual desktop rc
VirtualDesktop.Desktop.FromIndex(rc).MakeVisible();
if (verbose) Console.WriteLine(", desktop '" + VirtualDesktop.Desktop.DesktopNameFromIndex(rc) + "' is active now");
}
catch
{ // error while activating
if (verbose) Console.WriteLine();
rc = -1;
}
break;
case "LEFT": // switch to desktop to the left
case "L":
if (verbose) Console.Write("Switching to left virtual desktop");
try
{ // activate virtual desktop to the left
if (wrapdesktops && (VirtualDesktop.Desktop.FromDesktop(VirtualDesktop.Desktop.Current) == 0))
VirtualDesktop.Desktop.FromIndex(VirtualDesktop.Desktop.Count - 1).MakeVisible();
else
VirtualDesktop.Desktop.Current.Left.MakeVisible();
rc = VirtualDesktop.Desktop.FromDesktop(VirtualDesktop.Desktop.Current);
if (verbose) Console.WriteLine(", desktop number " + rc.ToString() + " ('" + VirtualDesktop.Desktop.DesktopNameFromIndex(rc) + "') is active now");
}
catch
{ // error while activating
if (verbose) Console.WriteLine();
rc = -1;
}
break;
case "RIGHT": // switch to desktop to the right
case "RI":
if (verbose) Console.Write("Switching to right virtual desktop");
try
{ // activate virtual desktop to the right
if (wrapdesktops && (VirtualDesktop.Desktop.FromDesktop(VirtualDesktop.Desktop.Current) == VirtualDesktop.Desktop.Count - 1))
VirtualDesktop.Desktop.FromIndex(0).MakeVisible();
else
VirtualDesktop.Desktop.Current.Right.MakeVisible();
rc = VirtualDesktop.Desktop.FromDesktop(VirtualDesktop.Desktop.Current);
if (verbose) Console.WriteLine(", desktop number " + rc.ToString() + " ('" + VirtualDesktop.Desktop.DesktopNameFromIndex(rc) + "') is active now");
}
catch
{ // error while activating
if (verbose) Console.WriteLine();
rc = -1;
}
break;
case "NEW": // create new desktop
case "N":
if (verbose) Console.Write("Creating virtual desktop");
try
{ // create virtual desktop, number is stored in rc
rc = VirtualDesktop.Desktop.FromDesktop(VirtualDesktop.Desktop.Create());
if (verbose) Console.WriteLine(" number " + rc.ToString());
}
catch
{ // error while creating
Console.WriteLine();
rc = -1;
}
break;
case "NAME": // removing name of desktop in rc
case "NA":
try
{ // remove desktop name
VirtualDesktop.Desktop.FromIndex(rc).SetName("");
if (verbose) Console.WriteLine("Removed name of desktop number " + rc.ToString());
}
catch
{ // error while removing name
if (verbose) Console.WriteLine("Error removing desktop name");
rc = -1;
}
break;
case "REMOVE": // remove desktop in rc
case "R":
if (verbose)
{
Console.Write("Removing virtual desktop number " + rc.ToString());
if ((rc >= 0) && (rc < VirtualDesktop.Desktop.Count)) Console.WriteLine(" (desktop '" + VirtualDesktop.Desktop.DesktopNameFromIndex(rc) + "')");
}
try
{ // remove virtual desktop rc
VirtualDesktop.Desktop.FromIndex(rc).Remove();
}
catch
{ // error while removing
Console.WriteLine();
rc = -1;
}
break;
case "MOVEACTIVEWINDOW": // move active window to desktop in rc
case "MAW":
if (verbose) Console.WriteLine("Moving active window to virtual desktop number " + rc.ToString());
try
{ // move active window
VirtualDesktop.Desktop.FromIndex(rc).MoveActiveWindow();
if (verbose) Console.WriteLine("Active window moved to desktop number " + rc.ToString() + " (desktop '" + VirtualDesktop.Desktop.DesktopNameFromIndex(rc) + "')");
}
catch
{ // error while moving
if (verbose) Console.WriteLine("No active window or move failed");
rc = -1;
}
break;
case "LISTWINDOWSONDESKTOP": // list window handles of windows shown on desktop in rc
case "LWOD":
if (verbose)
{
Console.Write("Listing handles of windows on virtual desktop number " + rc.ToString());
if ((rc >= 0) && (rc < VirtualDesktop.Desktop.Count)) Console.WriteLine(" (desktop '" + VirtualDesktop.Desktop.DesktopNameFromIndex(rc) + "')");
}
try
{ // list window handles on desktop rc
ListWindowsOnDesktop(rc);
}
catch
{ // error while listing
Console.WriteLine();
rc = -1;
}
break;
case "CLOSEWINDOWSONDESKTOP": // close windows shown on desktop in rc
case "CWOD":
if (verbose)
{
Console.Write("Closing windows on virtual desktop number " + rc.ToString());
if ((rc >= 0) && (rc < VirtualDesktop.Desktop.Count)) Console.WriteLine(" (desktop '" + VirtualDesktop.Desktop.DesktopNameFromIndex(rc) + "')");
}
try
{ // close windows on desktop rc
CloseWindowsOnDesktop(rc);
}
catch
{ // error while closing
Console.WriteLine();
rc = -1;
}
break;
case "WAITKEY": // wait for keypress