ckaczor/FloatingStatusWindow
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Code Issues Packages Projects Releases 4 Wiki Activity

Improvements

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- Update to .NET 10
- Set actual window title to window name
- Add new way to identify other windows
This commit is contained in:
Chris Kaczor
2026-02-24 17:11:21 -05:00
parent 72ddd0ad88
commit e2236ddc16
11 changed files with 91 additions and 117 deletions
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39
Library/WindowManager.cs
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@@ -2,6 +2,7 @@
using System.Collections.Generic;
using System.Runtime.InteropServices;
using System.Text;
using System.Threading;
namespace ChrisKaczor.Wpf.Windows.FloatingStatusWindow;
@@ -19,7 +20,7 @@ public static partial class WindowManager
private static partial void EnumWindows(EnumWindowsProc lpEnumFunc, IntPtr lParam);
[LibraryImport("user32.dll", SetLastError = true, StringMarshalling = StringMarshalling.Utf16, EntryPoint = "RegisterWindowMessageW")]
private static partial uint RegisterWindowMessage(string lpString);
private static partial int RegisterWindowMessage(string lpString);
[DllImport("user32.dll", CharSet = CharSet.Unicode, SetLastError = true)]
private static extern int GetWindowText(IntPtr hWnd, StringBuilder lpString, int nMaxCount);
@@ -27,26 +28,29 @@ public static partial class WindowManager
[LibraryImport("user32.dll", SetLastError = true, EntryPoint = "GetWindowTextLengthW")]
private static partial int GetWindowTextLength(IntPtr hWnd);
[LibraryImport("user32.dll", EntryPoint = "SendMessageW")]
private static partial void SendMessage(IntPtr hWnd, uint msg, IntPtr wParam, IntPtr lParam);
[LibraryImport("user32.dll", EntryPoint = "SendMessageW", SetLastError = true)]
private static partial IntPtr SendMessage(IntPtr hWnd, int msg, IntPtr wParam, IntPtr lParam);
[LibraryImport("user32.dll", SetLastError = true)]
[return: MarshalAs(UnmanagedType.Bool)]
private static partial void ChangeWindowMessageFilterEx(IntPtr hWnd, uint msg, ChangeWindowMessageFilterExAction action, IntPtr changeInfo);
private static partial void ChangeWindowMessageFilterEx(IntPtr hWnd, int msg, ChangeWindowMessageFilterExAction action, IntPtr changeInfo);
private const string WindowMessageIdentify = "FloatingStatusWindowLibrary_Identify";
private const string WindowMessageSetLock = "FloatingStatusWindowLibrary_SetLock";
private const string WindowMessageClose = "FloatingStatusWindowLibrary_Close";
public static uint SetLockMessage { get; set; }
public static uint CloseMessage { get; set; }
public static int IdentifyMessage { get; set; }
public static int SetLockMessage { get; set; }
public static int CloseMessage { get; set; }
static WindowManager()
{
IdentifyMessage = RegisterWindowMessage(WindowMessageIdentify);
SetLockMessage = RegisterWindowMessage(WindowMessageSetLock);
CloseMessage = RegisterWindowMessage(WindowMessageClose);
}
private static readonly object WindowLocker = new();
private static readonly Lock WindowLocker = new();
private static List<WindowInformation> _windowList;
private static IntPtr _excludeHandle;
@@ -61,7 +65,7 @@ public static partial class WindowManager
{
lock (WindowLocker)
{
_windowList = new List<WindowInformation>();
_windowList = [];
_excludeHandle = IntPtr.Zero;
EnumWindows(EnumWindowProc, IntPtr.Zero);
@@ -74,7 +78,7 @@ public static partial class WindowManager
{
lock (WindowLocker)
{
_windowList = new List<WindowInformation>();
_windowList = [];
_excludeHandle = excludeHandle;
EnumWindows(EnumWindowProc, IntPtr.Zero);
@@ -94,9 +98,20 @@ public static partial class WindowManager
private static bool EnumWindowProc(IntPtr hWnd, IntPtr lParam)
{
if (hWnd == _excludeHandle)
return true;
var identifyResult = SendMessage(hWnd, IdentifyMessage, IntPtr.Zero, IntPtr.Zero);
if (identifyResult == IdentifyMessage)
{
_windowList.Add(new WindowInformation(hWnd));
return true;
}
var windowText = GetText(hWnd);
if (windowText == "FloatingStatusWindow" && hWnd != _excludeHandle)
if (windowText == "FloatingStatusWindow")
_windowList.Add(new WindowInformation(hWnd));
return true;
@@ -107,12 +122,12 @@ public static partial class WindowManager
var lockState = locked ? 1 : 0;
foreach (var w in GetWindowList())
SendMessage(w.Handle, SetLockMessage, lockState, IntPtr.Zero);
_ = SendMessage(w.Handle, SetLockMessage, lockState, IntPtr.Zero);
}
public static void CloseAll()
{
foreach (var w in GetWindowList())
SendMessage(w.Handle, CloseMessage, IntPtr.Zero, IntPtr.Zero);
_ = SendMessage(w.Handle, CloseMessage, IntPtr.Zero, IntPtr.Zero);
}
}