private static extern bool GetTitleBarInfo(IntPtr hWnd, ref TitlebarInfo info);
/// <summary>
/// Returns a dictionary that contains the handle and title of all the open windows.
/// </summary>
/// <returns>
/// A dictionary that contains the handle and title of all the open windows.
/// </returns>
public static List <DetectedRegion> EnumerateWindows(double scale = 1)
{
var shellWindow = User32.GetShellWindow();
var windows = new List <DetectedRegion>();
//EnumWindows(delegate (IntPtr handle, int lParam)
User32.EnumDesktopWindows(IntPtr.Zero, delegate(IntPtr handle, IntPtr lParam)
{
if (handle == shellWindow)
{
return(true);
}
if (!User32.IsWindowVisible(handle))
{
return(true);
}
if (User32.IsIconic(handle))
{
return(true);
}
var length = User32.GetWindowTextLength(handle);
if (length == 0)
{
return(true);
}
var builder = new StringBuilder(length);
User32.GetWindowText(handle, builder, length + 1);
var info = new WindowInfo(false);
User32.GetWindowInfo(handle, ref info);
//If disabled, ignore.
if (((long)info.dwStyle & (uint)WindowStyles.Disabled) == (uint)WindowStyles.Disabled)
{
return(true);
}
//Window class name.
var className = new StringBuilder(256); //Maximum class name.
if (User32.GetClassName(handle, className, className.Capacity) != 0)
{
if (className.ToString().Contains("ScreenToGif.exe"))
{
return(true);
}
}
//Title bar visibility.
var infoTile = new TitlebarInfo(false);
User32.GetTitleBarInfo(handle, ref infoTile);
//Removed: WindowStyle=None windows were getting ignored.
// ((infoTile.rgstate[0] & StateSystemInvisible) == StateSystemInvisible)
// return true;
if ((infoTile.rgstate[0] & Constants.StateSystemUnavailable) == Constants.StateSystemUnavailable)
{
return(true);
}
////Removed: MahApps windows were getting ignored.
//if ((infoTile.rgstate[0] & StateSystemOffscreen) == StateSystemOffscreen)
// return true;
DwmApi.DwmGetWindowAttribute(handle, (int)DwmWindowAttributes.Cloaked, out bool isCloacked, Marshal.SizeOf(typeof(bool)));
if (isCloacked)
{
return(true);
}
DwmApi.DwmGetWindowAttribute(handle, (int)DwmWindowAttributes.ExtendedFrameBounds, out NativeRect frameBounds, Marshal.SizeOf(typeof(NativeRect)));
var bounds = frameBounds.TryToRect(MathExtensions.RoundUpValue(scale), scale);
if (bounds.IsEmpty)
{
return(true);
}
windows.Add(new DetectedRegion(handle, bounds, builder.ToString(), GetZOrder(handle)));
return(true);
}, IntPtr.Zero);
return(windows.OrderBy(o => o.Order).ToList());
}
internal static extern bool GetTitleBarInfo(IntPtr hwnd, ref TitlebarInfo pti);
/// <summary>
/// Returns a dictionary that contains the handle and title of all the open windows inside a given monitor.
/// </summary>
/// <returns>
/// A dictionary that contains the handle and title of all the open windows.
/// </returns>
public static List <DetectedRegion> EnumerateWindowsByMonitor(Monitor monitor)
{
var shellWindow = User32.GetShellWindow();
var windows = new List <DetectedRegion>();
//EnumWindows(delegate (IntPtr handle, int lParam)
User32.EnumDesktopWindows(IntPtr.Zero, delegate(IntPtr handle, IntPtr lParam)
{
if (handle == shellWindow)
{
return(true);
}
if (!User32.IsWindowVisible(handle))
{
return(true);
}
if (User32.IsIconic(handle))
{
return(true);
}
var length = User32.GetWindowTextLength(handle);
if (length == 0)
{
return(true);
}
var builder = new StringBuilder(length);
User32.GetWindowText(handle, builder, length + 1);
var title = builder.ToString();
var info = new WindowInfo(false);
User32.GetWindowInfo(handle, ref info);
//If disabled, ignore.
if (((long)info.dwStyle & (uint)WindowStyles.Disabled) == (uint)WindowStyles.Disabled)
{
return(true);
}
//Window class name.
var className = new StringBuilder(256); //Maximum class name.
if (User32.GetClassName(handle, className, className.Capacity) != 0)
{
if (className.ToString().Contains("ScreenToGif.exe"))
{
return(true);
}
}
var infoTile = new TitlebarInfo(false);
User32.GetTitleBarInfo(handle, ref infoTile);
//Removed: WindowStyle=None windows were getting ignored.
// ((infoTile.rgstate[0] & StateSystemInvisible) == StateSystemInvisible)
// return true;
if ((infoTile.rgstate[0] & Constants.StateSystemUnavailable) == Constants.StateSystemUnavailable)
{
return(true);
}
////Removed: MahApps windows were getting ignored.
//if ((infoTile.rgstate[0] & StateSystemOffscreen) == StateSystemOffscreen)
// return true;
DwmApi.DwmGetWindowAttribute(handle, (int)DwmWindowAttributes.Cloaked, out bool isCloacked, Marshal.SizeOf(typeof(bool)));
if (isCloacked)
{
return(true);
}
DwmApi.DwmGetWindowAttribute(handle, (int)DwmWindowAttributes.ExtendedFrameBounds, out NativeRect frameBounds, Marshal.SizeOf(typeof(NativeRect)));
var bounds = frameBounds.TryToRect(MathExtensions.RoundUpValue(monitor.Scale), monitor.Scale);
if (bounds.IsEmpty)
{
return(true);
}
var place = WindowPlacement.Default;
User32.GetWindowPlacement(handle, ref place);
//Hack for detecting the correct size of VisualStudio when it's maximized.
if (place.ShowCmd == ShowWindowCommands.Maximize && title.Contains("Microsoft Visual Studio"))
{
bounds = frameBounds.TryToRect(-info.cxWindowBorders, monitor.Scale);
}
//bounds = new System.Windows.Rect(new Point(monitor.Bounds.Left / monitor.Scale, monitor.Bounds.Top / monitor.Scale), new Size(info.rcClient.Right / monitor.Scale, info.rcClient.Bottom / monitor.Scale));
if (bounds.IsEmpty)
{
return(true);
}
//Windows to the left are not being detected as inside the bounds.
if (!bounds.IntersectsWith(monitor.Bounds))
{
return(true);
}
windows.Add(new DetectedRegion(handle, bounds, title, GetZOrder(handle)));
return(true);
}, IntPtr.Zero);
return(windows.OrderBy(o => o.Order).ToList());
}
private static extern bool GetTitleBarInfo(IntPtr hWnd, ref TitlebarInfo info);