mirror of
https://github.com/Hofknecht/SystemTrayMenu.git
synced 2024-06-17 18:04:53 +12:00
ea02181408
Adjust namespace Enforce calling conventions Mark as Windows specific API Remove empty wrapper calls Remove obsolete calls Combine/group logically in files instead of "by function"
85 lines
4 KiB
C#
85 lines
4 KiB
C#
// <copyright file="Window.cs" company="PlaceholderCompany">
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// Copyright (c) PlaceholderCompany. All rights reserved.
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// </copyright>
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//
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// Copyright (c) 2022-2023 Peter Kirmeier
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namespace SystemTrayMenu.DllImports
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{
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using System;
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using System.Runtime.InteropServices;
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using System.Runtime.Versioning;
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using System.Windows;
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using System.Windows.Interop;
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/// <summary>
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/// wraps the methodcalls to native windows dll's.
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/// </summary>
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public static partial class NativeMethods
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{
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private const int WS_EX_TOOLWINDOW = 0x00000080;
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private const int GWL_EXSTYLE = -20;
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internal static void HideFromAltTab(Window window)
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{
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WindowInteropHelper wndHelper = new WindowInteropHelper(window);
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if (Environment.Is64BitProcess)
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{
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long exStyle = (long)GetWindowLongPtr(wndHelper.Handle, GWL_EXSTYLE);
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exStyle |= WS_EX_TOOLWINDOW; // do not show when user presses alt + tab
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SetWindowLongPtr(wndHelper.Handle, GWL_EXSTYLE, (IntPtr)exStyle);
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}
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else
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{
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int exStyle = (int)GetWindowLong(wndHelper.Handle, GWL_EXSTYLE);
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exStyle |= WS_EX_TOOLWINDOW; // do not show when user presses alt + tab
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SetWindowLong(wndHelper.Handle, GWL_EXSTYLE, (IntPtr)exStyle);
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}
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}
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/// <summary>
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/// https://learn.microsoft.com/en-us/windows/win32/api/winuser/nf-winuser-findwindoww .
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/// </summary>
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/// <param name="lpClassName">The class name or a class atom.</param>
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/// <param name="lpWindowName">The window name.</param>
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/// <returns>Handle to the window or NULL on failure.</returns>
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[SupportedOSPlatform("windows")]
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[DllImport("user32.dll", EntryPoint = "FindWindow", SetLastError = true, CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Winapi)]
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[DefaultDllImportSearchPaths(DllImportSearchPath.UserDirectories)]
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internal static extern IntPtr User32FindWindow(string? lpClassName, string? lpWindowName);
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/// <summary>
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/// https://learn.microsoft.com/en-us/windows/win32/api/winuser/nf-winuser-getwindowlongw .
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/// </summary>
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[SupportedOSPlatform("windows")]
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[DllImport("user32.dll", SetLastError = true, CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Winapi)]
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[DefaultDllImportSearchPaths(DllImportSearchPath.UserDirectories)]
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private static extern IntPtr GetWindowLong(IntPtr hWnd, int nIndex);
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/// <summary>
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/// https://learn.microsoft.com/en-us/windows/win32/api/winuser/nf-winuser-getwindowlongptrw .
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/// </summary>
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[SupportedOSPlatform("windows")]
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[DllImport("user32.dll", SetLastError = true, CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Winapi)]
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[DefaultDllImportSearchPaths(DllImportSearchPath.UserDirectories)]
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private static extern IntPtr GetWindowLongPtr(IntPtr hWnd, int nIndex);
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/// <summary>
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/// https://learn.microsoft.com/en-us/windows/win32/api/winuser/nf-winuser-setwindowlongw .
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/// </summary>
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[SupportedOSPlatform("windows")]
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[DllImport("user32.dll", SetLastError = true, CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Winapi)]
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[DefaultDllImportSearchPaths(DllImportSearchPath.UserDirectories)]
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private static extern IntPtr SetWindowLong(IntPtr hWnd, int nIndex, IntPtr dwNewLong);
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/// <summary>
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/// https://learn.microsoft.com/en-us/windows/win32/api/winuser/nf-winuser-setwindowlongptrw .
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/// </summary>
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[SupportedOSPlatform("windows")]
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[DllImport("user32.dll", SetLastError = true, CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Winapi)]
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[DefaultDllImportSearchPaths(DllImportSearchPath.UserDirectories)]
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private static extern IntPtr SetWindowLongPtr(IntPtr hWnd, int nIndex, IntPtr dwNewLong);
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}
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}
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