using System; using System.ComponentModel; using System.Runtime.InteropServices; using System.Windows.Forms; namespace GrasscutterTools.Utils { public static class AppHotKey { /// /// 注册热键 /// /// 窗口句柄 /// 热键ID /// 组合键 /// 热键 public static void RegKey(IntPtr hwnd, int hotKey_id, KeyModifiers keyModifiers, Keys key) { if (!RegisterHotKey(hwnd, hotKey_id, keyModifiers, key)) throw new Win32Exception(); } /// /// 注销热键 /// /// 窗口句柄 /// 热键ID public static void UnRegKey(IntPtr hwnd, int hotKey_id) { //注销Id号为hotKey_id的热键设定 UnregisterHotKey(hwnd, hotKey_id); } //如果函数执行成功,返回值不为0。 //如果函数执行失败,返回值为0。要得到扩展错误信息,调用GetLastError。 [DllImport("user32.dll", SetLastError = true)] private static extern bool RegisterHotKey( IntPtr hWnd, //要定义热键的窗口的句柄 int id, //定义热键ID(不能与其它ID重复) KeyModifiers fsModifiers, //标识热键是否在按Alt、Ctrl、Shift、Windows等键时才会生效 Keys vk //定义热键的内容 ); [DllImport("user32.dll", SetLastError = true)] private static extern bool UnregisterHotKey( IntPtr hWnd, //要取消热键的窗口的句柄 int id //要取消热键的ID ); //定义了辅助键的名称(将数字转变为字符以便于记忆,也可去除此枚举而直接使用数值) [Flags] public enum KeyModifiers { None = 0, Alt = 1, Ctrl = 2, Shift = 4, WindowsKey = 8 } } }