[Feature] toggle im mode option

.gitignore

@@ -0,0 +1,3 @@
+/.vs
+/x64
+/AIMSwitcher/x64

AIMSwitcher/main.cpp

@@ -1,6 +1,6 @@
 #include <iostream>
 #include <string>
-
+#undef UNICODE
 #include <Windows.h>
 
 #pragma comment(lib, "imm32.lib")
@@ -9,61 +9,103 @@
 #define IMC_SETCONVERSIONMODE 0x02
 
 int GetCurrentInputMethod() {
-    HWND hWnd = GetForegroundWindow();
-    DWORD threadId = GetWindowThreadProcessId(hWnd, nullptr);
-    HKL hKL = GetKeyboardLayout(threadId);
-    uintptr_t langId = reinterpret_cast<uintptr_t>(hKL) & 0xFFFF;
-    return static_cast<int>(langId);
+	HWND hWnd = GetForegroundWindow();
+	DWORD threadId = GetWindowThreadProcessId(hWnd, nullptr);
+	HKL hKL = GetKeyboardLayout(threadId);
+	uintptr_t langId = reinterpret_cast<uintptr_t>(hKL) & 0xFFFF;
+	return static_cast<int>(langId);
 }
 
 void SwitchInputMethod(int langId) {
-    HWND hWnd = GetForegroundWindow();
-    PostMessage(hWnd, WM_INPUTLANGCHANGEREQUEST, 0, static_cast<LPARAM>(langId));
+	HWND hWnd = GetForegroundWindow();
+	PostMessage(hWnd, WM_INPUTLANGCHANGEREQUEST, 0, static_cast<LPARAM>(langId));
 }
 
 int GetCurrentInputMethodMode() {
-    HWND hWnd = GetForegroundWindow();
-    HWND hIMEWnd = ImmGetDefaultIMEWnd(hWnd);
-    LRESULT mode = SendMessage(hIMEWnd, WM_IME_CONTROL, IMC_GETCONVERSIONMODE, 0);
-    return static_cast<int>(mode);
+	HWND hWnd = GetForegroundWindow();
+	HWND hIMEWnd = ImmGetDefaultIMEWnd(hWnd);
+	LRESULT mode = SendMessage(hIMEWnd, WM_IME_CONTROL, IMC_GETCONVERSIONMODE, 0);
+	return static_cast<int>(mode);
 }
 
 void SwitchInputMethodMode(int mode) {
-    HWND hWnd = GetForegroundWindow();
-    HWND hIMEWnd = ImmGetDefaultIMEWnd(hWnd);
-    SendMessage(hIMEWnd, WM_IME_CONTROL, IMC_SETCONVERSIONMODE, static_cast<LPARAM>(mode));
+	HWND hWnd = GetForegroundWindow();
+	HWND hIMEWnd = ImmGetDefaultIMEWnd(hWnd);
+	SendMessage(hIMEWnd, WM_IME_CONTROL, IMC_SETCONVERSIONMODE, static_cast<LPARAM>(mode));
 }
 
-void ShowUsage() {
-    std::cout
-        << "AIMSwitcher, An Input Method Switcher\n"
-        << "Usage: AIMSwitcher [OPTION]... [ARG]...\n"
-        << "\n"
-        << "  --im [INPUTMETHOD]      show the current input method if INPUTMETHOD is omitted,\n"
-        << "                          otherwise switch to the specified input method\n"
-        << "  --imm [INPUTMETHODMODE] show the current input method mode if INPUTMETHODMODE is omitted,\n"
-        << "                          otherwise switch to the specified input method mode\n"
-        << std::endl;
+// ȫ�ֹ��Ӿ��
+HHOOK hKeyboardHook;
+
+// �ص��������ڲ���ָ���Ŀ�ݼ����ʱִ��
+void OnWinSpacePressed() {
+	std::cout << "Win + Space pressed!" << std::endl;
+	// �ڴ˴�������ϣ��ִ�еĺ����߼�
+
+	int mode1 = 0;
+	int mode2 = 1025;
+	int curMode = GetCurrentInputMethodMode();
+	if (curMode == mode1) {
+		SwitchInputMethodMode(mode2);
+	}
+	else {
+		SwitchInputMethodMode(mode1);
+	}
+}
+
+// �ͼ����̹��ӻص�����
+LRESULT CALLBACK LowLevelKeyboardProc(int nCode, WPARAM wParam, LPARAM lParam) {
+	if (nCode == HC_ACTION && wParam == WM_KEYDOWN) {
+		KBDLLHOOKSTRUCT* pKeyboard = (KBDLLHOOKSTRUCT*)lParam;
+
+		// ����Ƿ�����Win��
+		bool bIsWinPressed = (GetAsyncKeyState(VK_LWIN) & 0x8000) || (GetAsyncKeyState(VK_RWIN) & 0x8000);
+
+		// ����Ƿ�����Space��
+		bool bIsSpacePressed = (pKeyboard->vkCode == VK_SPACE);
+
+		if (bIsWinPressed && bIsSpacePressed) {
+			OnWinSpacePressed();
+			return 1; // ijЩ��ϼ�������Ҫ����1�Է�ֹ���ݵ����������ϵͳ
+		}
+	}
+	return CallNextHookEx(hKeyboardHook, nCode, wParam, lParam);
+}
+
+bool InstallHook() {
+	// ����ȫ�ֵͼ����̹���
+	hKeyboardHook = SetWindowsHookEx(WH_KEYBOARD_LL, LowLevelKeyboardProc, GetModuleHandle(NULL), 0);
+	if (!hKeyboardHook) {
+		std::cerr << "Failed to install hook!" << std::endl;
+		return false;
+	}
+
+	std::cout << "Hook installed. Press Win + Space to trigger the function. Press Ctrl+C to exit." << std::endl;
+
+	return true;
+}
+
+void UninstallHook() {
+	// ж�ع���
+	if (hKeyboardHook != NULL) {
+		UnhookWindowsHookEx(hKeyboardHook);
+		hKeyboardHook = NULL;
+	}
 }
 
 int main(int argc, char** argv) {
-    if (argc == 1) {
-        ShowUsage();
-    }
-    else if (strcmp(argv[1], "--im") == 0) {
-        if (argc == 2)
-            std::cout << GetCurrentInputMethod() << std::endl;
-        else
-            SwitchInputMethod(atoi(argv[2]));
-    }
-    else if (strcmp(argv[1], "--imm") == 0) {
-        if (argc == 2)
-            std::cout << GetCurrentInputMethodMode() << std::endl;
-        else
-            SwitchInputMethodMode(atoi(argv[2]));
-    }
-    else {
-        ShowUsage();
-    }
-    return 0;
+	if (!InstallHook()) {
+		return 1;
+	}
+
+	// ��Ϣѭ��
+	MSG msg;
+	while (GetMessage(&msg, NULL, 0, 0)) {
+		TranslateMessage(&msg);
+		DispatchMessage(&msg);
+	}
+
+	UninstallHook();
+
+	return 0;
 }