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void CSearchEdit::ActiveENInput() { //保存当前输入法 HWND hTop; DWORD ThreadId; hTop = ::GetForegroundWindow(); ThreadId = GetWindowThreadProcessId(hTop,NULL); m_Oldhkl = GetKeyboardLayout(ThreadId); //激活英文输入法 HKL hkl; hkl=LoadKeyboardLayout(_T("0x0409"),KLF_ACTIVATE); //装载输入法 if(hkl==NULL) return; ActivateKeyboardLayout(hkl,KLF_SETFORPROCESS); //激活输入法 } ActivateKeyboardLayout(m_Oldhkl,KLF_SETFORPROCESS); //激活原来的输入法 |
https://blog.csdn.net/chenzhisi/article/details/40864923
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using System; using System.Diagnostics; using System.Runtime.InteropServices; public class Win32Help { private delegate bool Wndenumproc(IntPtr hwnd, uint lParam); [DllImport("user32.dll", SetLastError = true)] private static extern bool EnumWindows(Wndenumproc lpEnumFunc, uint lParam); [DllImport("user32.dll", SetLastError = true)] private static extern IntPtr GetParent(IntPtr hWnd); [DllImport("user32.dll")] private static extern uint GetWindowThreadProcessId(IntPtr hWnd, ref uint lpdwProcessId); [DllImport("kernel32.dll")] private static extern void SetLastError(uint dwErrCode); /// <summary> /// 获取当前进程的窗口句柄 /// </summary> /// <returns></returns> public static IntPtr GetProcessWnd() { var ptrWnd = IntPtr.Zero; var pid = (uint)Process.GetCurrentProcess().Id; // 当前进程 ID var bResult = EnumWindows(delegate (IntPtr hwnd, uint lParam) { uint id = 0; if (GetParent(hwnd) != IntPtr.Zero) return true; GetWindowThreadProcessId(hwnd, ref id); if (id != lParam) return true; ptrWnd = hwnd; // 把句柄缓存起来 SetLastError(0); // 设置无错误 return false; // 返回 false 以终止枚举窗口 }, pid); return (!bResult && Marshal.GetLastWin32Error() == 0) ? ptrWnd : IntPtr.Zero; } [DllImport("imm32.dll")] private static extern IntPtr ImmGetContext(IntPtr hwnd); [DllImport("imm32.dll")] private static extern bool ImmGetOpenStatus(IntPtr himc); [DllImport("imm32.dll")] private static extern bool ImmSetOpenStatus(IntPtr himc, bool b); /// <summary> /// 设置输入法状态 /// </summary> /// <param name="tf"></param> public static void SetImeEnable(bool tf) { var handle = GetProcessWnd(); var hIme = ImmGetContext(handle); ImmSetOpenStatus(hIme, tf); } /// <summary> /// 获取输入法状态 /// </summary> /// <returns></returns> public bool GetImeStatus() { var handle = GetProcessWnd(); var hIme = ImmGetContext(handle); return ImmGetOpenStatus(hIme); } } |
https://www.jianshu.com/p/75f395cd5dab
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