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bf3e427017
* fixes and changes * fix spelling * add os version check * Improve speed of virtual desktop helper * speed improvement two
106 lines
3.8 KiB
C#
106 lines
3.8 KiB
C#
// Copyright (c) Microsoft Corporation
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// The Microsoft Corporation licenses this file to you under the MIT license.
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// See the LICENSE file in the project root for more information.
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// Code forked from Betsegaw Tadele's https://github.com/betsegaw/windowwalker/
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using System;
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using System.Collections.Generic;
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using System.IO;
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using Wox.Plugin.Common.Win32;
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namespace Microsoft.Plugin.WindowWalker.Components
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{
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/// <summary>
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/// Class that represents the state of the desktops windows
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/// </summary>
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internal class OpenWindows
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{
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/// <summary>
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/// PowerLauncher main executable
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/// </summary>
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private static readonly string _powerLauncherExe = Path.GetFileName(Environment.ProcessPath);
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/// <summary>
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/// List of all the open windows
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/// </summary>
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private readonly List<Window> windows = new List<Window>();
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/// <summary>
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/// An instance of the class OpenWindows
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/// </summary>
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private static OpenWindows instance;
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/// <summary>
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/// Gets the list of all open windows
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/// </summary>
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internal List<Window> Windows
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{
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get { return new List<Window>(windows); }
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}
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/// <summary>
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/// Gets an instance property of this class that makes sure that
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/// the first instance gets created and that all the requests
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/// end up at that one instance
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/// </summary>
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internal static OpenWindows Instance
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{
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get
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{
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if (instance == null)
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{
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instance = new OpenWindows();
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}
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return instance;
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}
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}
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/// <summary>
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/// Initializes a new instance of the <see cref="OpenWindows"/> class.
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/// Private constructor to make sure there is never
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/// more than one instance of this class
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/// </summary>
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private OpenWindows()
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{
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}
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/// <summary>
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/// Updates the list of open windows
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/// </summary>
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internal void UpdateOpenWindowsList()
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{
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windows.Clear();
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EnumWindowsProc callbackptr = new EnumWindowsProc(WindowEnumerationCallBack);
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_ = NativeMethods.EnumWindows(callbackptr, 0);
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}
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/// <summary>
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/// Call back method for window enumeration
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/// </summary>
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/// <param name="hwnd">The handle to the current window being enumerated</param>
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/// <param name="lParam">Value being passed from the caller (we don't use this but might come in handy
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/// in the future</param>
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/// <returns>true to make sure to continue enumeration</returns>
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internal bool WindowEnumerationCallBack(IntPtr hwnd, IntPtr lParam)
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{
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Window newWindow = new Window(hwnd);
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if (newWindow.IsWindow && newWindow.Visible && newWindow.IsOwner &&
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(!newWindow.IsToolWindow || newWindow.IsAppWindow) && !newWindow.TaskListDeleted &&
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(newWindow.Desktop.IsVisible || !WindowWalkerSettings.Instance.ResultsFromVisibleDesktopOnly || Main.VirtualDesktopHelperInstance.GetDesktopCount() < 2) &&
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newWindow.ClassName != "Windows.UI.Core.CoreWindow" && newWindow.Process.Name != _powerLauncherExe)
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{
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// To hide (not add) preloaded uwp app windows that are invisible to the user and other cloaked windows, we check the cloak state. (Issue #13637.)
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// (If user asking to see cloaked uwp app windows again we can add an optional plugin setting in the future.)
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if (!newWindow.IsCloaked || newWindow.GetWindowCloakState() == Window.WindowCloakState.OtherDesktop)
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{
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windows.Add(newWindow);
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}
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}
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return true;
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}
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}
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}
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