内容来自:https://codereview.stackexchange.com/questions/20871/single-instance-wpf-application 第一步:添加System.RunTime.Remoting引用 第二步:新建一个类class1.cs(按自己想法命名) using System; using System.Collections; using System.Collections.Generic; using System.ComponentMode
https://docs.microsoft.com/en-us/windows/win32/api/winuser/nf-winuser-setwindowpos https://docs.microsoft.com/en-us/windows/win32/api/winuser/nf-winuser-setforegroundwindow Brings the thread that created the specified window into the foreground and a
就是有时候窗口不能够成功置顶,这时需要重新切换下标签,就可以置顶了,本文介绍C# SetWindowPos实现窗口置顶的方法: [DllImport("user32.dll", CharSet = CharSet.Auto)] private static extern int SetWindowPos(IntPtr hWnd, int hWndInsertAfter, int x, int y, int Width, int Height, int flags); /// <s
C#使用Windows API实现桌面上的遮罩层(鼠标穿透) C#实现实现桌面上的遮罩层(鼠标穿透)主要通过一下几个API函数来实现:GetWindowLong,SetWindowLong,SetLayeredWindowAttributes.其中有一个Windows 消息 WS_EX_TRANSPARENT 比较重要,它实现了鼠标穿透的功能. 下面来看看完整的实现代码: using System; using System.Drawing; using System.Windows.Forms