public partial class MainWindow : Window { public MainWindow() { InitializeComponent(); } protected override void OnSourceInitialized(EventArgs e) { IconHelper.RemoveIcon(this); } } public static class IconHelper { [DllImport("user32.dll")] static extern int GetWindowLong(IntPtr hwnd, int index); [DllImport("user32.dll")] static extern int SetWindowLong(IntPtr hwnd, int index, int newStyle); [DllImport("user32.dll")] static extern bool SetWindowPos(IntPtr hwnd, IntPtr hwndInsertAfter, int x, int y, int width, int height, uint flags); [DllImport("user32.dll")] static extern IntPtr SendMessage(IntPtr hwnd, uint msg, IntPtr wParam, IntPtr lParam); const int GWL_EXSTYLE = -20; const int WS_EX_DLGMODALFRAME = 0x0001; const int SWP_NOSIZE = 0x0001; const int SWP_NOMOVE = 0x0002; const int SWP_NOZORDER = 0x0004; const int SWP_FRAMECHANGED = 0x0020; const uint WM_SETICON = 0x0080; public static void RemoveIcon(Window window) { //获取窗体的句柄 IntPtr hwnd = new WindowInteropHelper(window).Handle; //改变窗体的样式 int extendedStyle = GetWindowLong(hwnd, GWL_EXSTYLE); SetWindowLong(hwnd, GWL_EXSTYLE, extendedStyle | WS_EX_DLGMODALFRAME); //更新窗口的非客户区,以反映变化 SetWindowPos(hwnd, IntPtr.Zero, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE | SWP_NOZORDER | SWP_FRAMECHANGED); } }
标签:IntPtr,const,int,hwnd,static,窗体,SWP,WPF,图标 From: https://www.cnblogs.com/GongYao/p/16725786.html