#include <windows.h>#include "SysHook.h"#include <jni.h>HINSTANCEhInst = NULL;JavaVM * jvm = NULL;jobject hookObj_kb = NULL;jobject hookObj_ms = NULL;jobject g_kl = NULL;jmethodID processKeyID_kb = NULL;jmethodID processKeyID_ms = NULL;DWORDhookThreadId = 0;LONGg_mouseLocX = -1;// x-location of mouse positionLONGg_mouseLocY = -1;// y-location of mouse positionextern"C"BOOLAPIENTRY DllMain(HINSTANCE_hInst,DWORDreason,LPVOIDreserved){switch(reason){caseDLL_PROCESS_ATTACH:printf("C++: DllMain - DLL_PROCESS_ATTACH.\n");hInst = _hInst;break;default:break;}returnTRUE;}LRESULTCALLBACK MouseTracker(intnCode,WPARAMwParam,LPARAMlParam){JNIEnv * env;KBDLLHOOKSTRUCT * p = (KBDLLHOOKSTRUCT *)lParam;if(jvm->AttachCurrentThread((void**)&env, NULL) >= 0){if(nCode==HC_ACTION){MOUSEHOOKSTRUCT* pStruct = (MOUSEHOOKSTRUCT*)lParam;if(pStruct->pt.x != g_mouseLocX || pStruct->pt.y != g_mouseLocY){env->CallVoidMethod(hookObj_ms, processKeyID_ms, (jint)pStruct->pt.x,(jint)pStruct->pt.y, g_kl);g_mouseLocX = pStruct->pt.x;g_mouseLocY = pStruct->pt.y;}}}else{printf("C++: LowLevelKeyboardProc - Error on the attach current thread.\n");}returnCallNextHookEx(NULL, nCode, wParam, lParam);}LRESULTCALLBACKLowLevelKeyboardProc(intnCode,WPARAMwParam,LPARAMlParam){JNIEnv * env;KBDLLHOOKSTRUCT * p = (KBDLLHOOKSTRUCT *)lParam;if(jvm->AttachCurrentThread((void**)&env, NULL) >= 0){switch(wParam){caseWM_KEYDOWN:caseWM_SYSKEYDOWN:env->CallVoidMethod(hookObj_kb, processKeyID_kb, (jboolean)TRUE, p->vkCode,g_kl);break;caseWM_KEYUP:caseWM_SYSKEYUP:env->CallVoidMethod(hookObj_kb, processKeyID_kb, (jboolean)FALSE, p->vkCode,g_kl);break;default:break;}}else{printf("C++: LowLevelKeyboardProc - Error on the attach current thread.\n");}returnCallNextHookEx(NULL, nCode, wParam, lParam);}voidMsgLoop(){MSG message;while(GetMessage(&message, NULL, 0, 0)){TranslateMessage(&message);DispatchMessage(&message);}}JNIEXPORTvoidJNICALL Java_SysHook_registerHook(JNIEnv * env, jobject obj,jobject kl){HHOOKhookHandle_ms = SetWindowsHookEx(WH_MOUSE_LL, MouseTracker, hInst, 0);HHOOKhookHandle_kb = SetWindowsHookEx(WH_KEYBOARD_LL, LowLevelKeyboardProc, hInst, 0);g_kl = kl;if(hookHandle_ms == NULL){printf("C++: Java_SysHook_registerKeyHook - Hook failed!\n"); return;}else{printf("C++: Java_SysHook_registerKeyHook - Hook successful\n");}if(hookHandle_kb == NULL){printf("C++: Java_SysHook_registerKeyHook - Hook failed!\n"); return;}else{printf("C++: Java_SysHook_registerKeyHook - Hook successful\n");}hookObj_kb = env->NewGlobalRef(obj);jclass cls_kb = env->GetObjectClass(hookObj_kb);processKeyID_kb = env->GetMethodID(cls_kb,"processKey","(ZILGlobalEventListener;)V") ;hookObj_ms = env->NewGlobalRef(obj);jclass cls_ms = env->GetObjectClass(hookObj_ms);processKeyID_ms = env->GetMethodID(cls_ms,"mouseMoved","(IILGlobalEventListener;)V") ;env->GetJavaVM(&jvm);hookThreadId = GetCurrentThreadId();MsgLoop();if(!UnhookWindowsHookEx(hookHandle_kb)){printf("C++: Java_SysHook_registerKeyHook - Unhook failed\n");}else{printf("C++: Java_SysHook_registerKeyHook - Unhook successful\n"); }if(!UnhookWindowsHookEx(hookHandle_ms)){printf("C++: Java_SysHook_registerKeyHook - Unhook failed\n");}else{printf("C++: Java_SysHook_registerKeyHook - Unhook successful\n"); }}JNIEXPORTvoidJNICALL Java_SysHook_unRegisterHook(JNIEnv *env, jobject object){if(hookThreadId == 0)return;printf("C++: Java_SysHook_unRegisterKeyHook - call PostThreadMessage.\n");PostThreadMessage(hookThreadId, WM_QUIT, 0, 0L);}SysHook.h:1 2 3 4 5 6 7 8 9 1 0 1 1 1 2 1 3 /* DO NOT EDIT THIS FILE - it is machine generated */#include <jni.h>/* Header for class SysHook */#ifndef _Included_SysHook#define _Included_SysHook#ifdef __cplusplusextern"C"{#endif/** Class: SysHook* Method: registerHook* Signature: (LGlobalEventListener;)V*/JNIEXPORTvoidJNICALL Java_SysHook_registerHook (JNIEnv *, jobject, jobject);/** Class: SysHook1 4 1 5 1 6 1 7 1 8 1 92 0 2 1 2 2 23 24 25 26 27 * Method: unRegisterHook* Signature: ()V*/JNIEXPORTvoidJNICALL Java_SysHook_unRegisterHook (JNIEnv *, jobject);#ifdef __cplusplus}#endif#endifKeyboardEventListener.java1 2 3 4 5 6 7 8 9 1 0 1 1 1importjava.util.*; publicinterfaceKeyboardEventListenerextendsEventListener { publicvoidGlobalKeyPressed(KeyboardEvent event); publicvoidGlobalKeyReleased(KeyboardEvent event);}classKeyboardEventextendsEventObject { privatestaticfinallongserialVersionUID = 2341653211621224652L;booleants, ap, ek;intvk;publicKeyboardEvent(Objectsource,booleants,intvk,booleanap,booleanek) {super(source);2 13 14 15 16 17 18 19 2 0 2 1 2 2 2 3 2 4 2 5 2 6 2 7 2 8 2 9 3 0 3 1 3 2 3 3 3this.ts = ts;this.vk = vk;this.ap = ap;this.ek = ek;}publicbooleangetTransitionState() { returnts;}publiclonggetVirtualKeyCode() {returnvk;}publicbooleanisAltPressed() {returnap;}publicbooleanisExtendedKey() {returnek;}publicbooleanequals(KeyboardEvent event) { if(event.getVirtualKeyCode() == vk) {if(event.isExtendedKey() == ek) {if(event.isAltPressed() == ap) { returntrue;}}}returnfalse;}}435363738394414243444546474849 MouseEventListenter.java1 2 3 4 5 6 7 8 9 1 0 importjava.util.*; publicinterfaceMouseEventListenerextendsEventListene r {publicvoidGlobalMouseX(MouseEvent event); publicvoidGlobalMouseY(MouseEvent event);}classMouseEventextendsEventObject { privatestaticfinallongserialVersionUID = 14654L; intcord_x, cord_y;publicMouseEvent(Object source,intcord_x,intcord_y) { super(source);1 1 12 13 14 15 16 17 18 19 2 0 2 1 2 2 2 3 2 4 2 5 2 6 2 7 2 8 this.cord_x = cord_x; this.cord_y = cord_y; }publicintgetMouseX() { returncord_x;}publicintgetMouseY() { returncord_y;}}GlobalEventListener.java :1 2 3 4 5 6 publicclassGlobalEventListener { PoolHook pt; publicGlobalEventListener() {pt =newPoolHook(this);pt.start();}7 8 9 1 0 1 1 1 2 1 3 1 4 1 5 1 6 1 7 1 8 1 9 2 0 2 1 2 2 2 3 2 4 2 5 2 6 2 7 2 8 2 9 3protectedjavax.swing.event.EventListenerList listenerList =newjavax.swing.event.EventListenerList(); publicvoidaddKeyboardEventListener(KeyboardEventListener listener) {listenerList.add(KeyboardEventListener.class, listener);}publicvoidremoveKeyboardEventListener(KeyboardEventListener listener) {listenerList.remove(KeyboardEventListener.class, listener);}publicvoidaddMouseEventListener(MouseEventListener listener) { listenerList.add(MouseEventListener.class, listener);}publicvoidremoveMouseEventListener(MouseEventListener listener) { listenerList.remove(MouseEventListener.class, listener);}voidkeyPressed(KeyboardEvent event) {Object[] listeners = listenerList.getListenerList();for(inti =0; i < listeners.length; i +=2) {if(listeners[i] == KeyboardEventListener.class) { ((KeyboardEventListener) listeners[i +1]).GlobalKeyPressed(event);}}}voidmouseMoved(MouseEvent event) {Object[] listeners = listenerList.getListenerList();for(inti =0; i < listeners.length; i +=2) {if(listeners[i] == MouseEventListener.class) { ((MouseEventListener) listeners[i +1]).GlobalMouseX(event); ((MouseEventListener) listeners[i +1]).GlobalMouseY(event);}}}voidkeyReleased(KeyboardEvent event) {Object[] listeners = listenerList.getListenerList();for(inti =0; i < listeners.length; i +=2) {if(listeners[i] == KeyboardEventListener.class) { ((KeyboardEventListener) listeners[i +1]).GlobalKeyReleased(event);}}}}0 3 1 3 2 3 3 3 4 3 5 3 6 3 7 3 8 3 9 4 0 4 1 4 2 4 3 4 4 4 5 4 6 4 7 4 8 4 9 5 0 5 1 5535455565758 SysHook.java:1 2 3 4 5 6 7 8 9 1 0 1 1 1 2 1 3 1 4 1 5 1 6 1 7 1 8 1 9 classPoolHookextendsThread {SysHook hook;GlobalEventListener g_gl;PoolHook(GlobalEventListener gl) {g_gl = gl;}publicvoidrun() {hook =newSysHook();hook.registerHook(g_gl);}}classSysHook {static{System.loadLibrary("SysHook");}voidprocessKey(booleants,intvk, GlobalEventListener gl) { KeyboardEvent event =newKeyboardEvent(this, ts, vk,false,false);gl.keyPressed(event);}voidmouseMoved(intcord_x,intcord_y, GlobalEventListener gl) { MouseEvent event =newMouseEvent(this, cord_x, cord_y);gl.mouseMoved(event);}nativevoidregisterHook(GlobalEventListener gl); nativevoidunRegisterHook();}2122232425262728293313233343536 Example.java:1 2 3 4 5 6 7 8 publicclassExampleimplementsKeyboardEventListener, MouseEventListener {staticGlobalEventListener gl;publicstaticvoidmain(String[] args)throwsException { Example inst =newExample();gl =newGlobalEventListener();gl.addKeyboardEventListener(inst);gl.addMouseEventListener(inst);1 0 1 1 12 13 14 15 16 17 18 19 2 0 2 1 2 2 2 3 2 4 2 5 2 6 2 7 2 8 2 9 3 0 3@OverridepublicvoidGlobalKeyPressed(KeyboardEvent event) {System.out.println("Key Pressed: "+ event.getVirtualKeyCode()); }@OverridepublicvoidGlobalKeyReleased(KeyboardEvent event) {}@OverridepublicvoidGlobalMouseX(MouseEvent event) {System.out.println("Mouse X: "+ event.getMouseX());}@OverridepublicvoidGlobalMouseY(MouseEvent event) {System.out.println("Mouse Y: "+ event.getMouseY());}}3233C++文件需要用Visual Studio编译为你的目标系统的DLL文件。