public void run() {
lib = User32.INSTANCE;
HMODULE hMod = Kernel32.INSTANCE.GetModuleHandle(null);
keyboardHook =
new LowLevelKeyboardProc() {
public LRESULT callback(int nCode, WPARAM wParam, KBDLLHOOKSTRUCT info) {
if (nCode >= 0) {
// To unhook press 'esc' key
if (info.vkCode == 0x1B) {
User32.INSTANCE.UnhookWindowsHookEx(hhk);
}
switch (info.vkCode) {
case 0x5B:
System.err.println("l win");
return new LRESULT(1);
case 0x5C:
System.err.println("r win");
return new LRESULT(1);
case 0xA2:
System.err.println("l ctrl");
return new LRESULT(1);
case 0xA3:
System.err.println("r ctrl");
return new LRESULT(1);
case 0xA4:
System.err.println("l alt");
return new LRESULT(1);
case 0xA5:
System.err.println("r alt");
return new LRESULT(1);
default:
System.out.println("Key Pressed : " + info.vkCode); // do nothing
}
}
return lib.CallNextHookEx(hhk, nCode, wParam, info.getPointer());
}
};
hhk = lib.SetWindowsHookEx(13, keyboardHook, hMod, 0);
// This bit never returns from GetMessage
int result;
MSG msg = new MSG();
while ((result = lib.GetMessage(msg, null, 0, 0)) != 0) {
if (result == -1) {
break;
} else {
lib.TranslateMessage(msg);
lib.DispatchMessage(msg);
}
}
lib.UnhookWindowsHookEx(hhk);
}
public String GetWindowInfoXml() {
final List<WindowInfo> infoList = new ArrayList<WindowInfo>();
class ChildWindowCallback implements WinUser.WNDENUMPROC {
public boolean callback(HWND hWnd, Pointer lParam) {
infoList.add(new WindowInfo(hWnd, true));
return true;
}
}
class ParentWindowCallback implements WinUser.WNDENUMPROC {
public boolean callback(HWND hWnd, Pointer lParam) {
infoList.add(new WindowInfo(hWnd, false));
user32.EnumChildWindows(hWnd, new ChildWindowCallback(), new Pointer(0));
return true;
}
}
user32.EnumWindows(new ParentWindowCallback(), 0);
// convert list to string xml
StringBuilder sb = new StringBuilder("");
for (WindowInfo w : infoList) {
// System.out.println(w);
sb.append(w + "\r\n");
}
sb.append("count - " + infoList.size() + "\r\n");
return sb.toString();
}
public synchronized void release() {
Logger.debug("release()");
HHOOK hook = getHook();
if (hook != null) {
USER32_INSTANCE.UnhookWindowsHookEx(hHook);
hook = null;
// TODO ordinarily I'd interrupt the thread to force it to exit if it's
// blocked, but in this case a fatal VM failure would occur
// hookThread.interrupt();
}
Logger.debug("released");
}
@Override
public LRESULT callback(int nCode, WPARAM wParam, MSLLHOOKSTRUCT lParam) {
Logger.trace("callback(nCode={},wParam={},lParam={})", nCode, wParam, lParam);
if (nCode >= 0) {
Window window = SwingUtilities.getWindowAncestor(relativeTo);
Logger.trace("window={}", window);
// Is the window active...
if (window != null && window.isActive()) {
Logger.trace("window is active");
// Is the component showing...
// TODO is this still needed or is isActive good enough?
if (relativeTo.isShowing() && relativeTo.isValid()) {
Logger.trace("window is visible");
// Did the event occur inside the component bounds...
int absX = lParam.pt.x;
int absY = lParam.pt.y;
// FIXME there is a race here where relativeTo may no longer be visible, should
// I lock the component tree - is that OK from non-EDT?
Point componentPoint = relativeTo.getLocationOnScreen();
int relX = componentPoint.x;
int relY = componentPoint.y;
int relW = relX + relativeTo.getWidth();
int relH = relY + relativeTo.getHeight();
if (absX >= relX && absY >= relY && absX < relW && absY < relH) {
Logger.trace("event inside component bounds");
if (!this.mouseEntered) {
this.mouseEntered = true;
fireMouseEvent(MouseEvent.MOUSE_ENTERED, MouseEvent.NOBUTTON, lParam);
}
// The event did occur inside the component bounds, so translate it...
switch (wParam.intValue()) {
case WM_MOUSEMOVE:
fireMouseMotionEvent(MouseEvent.MOUSE_MOVED, MouseEvent.NOBUTTON, lParam);
break;
case WM_LBUTTONDOWN:
fireMouseEvent(MouseEvent.MOUSE_PRESSED, MouseEvent.BUTTON1, lParam);
break;
case WM_LBUTTONUP:
fireMouseEvent(MouseEvent.MOUSE_RELEASED, MouseEvent.BUTTON1, lParam);
break;
case WM_RBUTTONDOWN:
fireMouseEvent(MouseEvent.MOUSE_PRESSED, MouseEvent.BUTTON2, lParam);
break;
case WM_RBUTTONUP:
fireMouseEvent(MouseEvent.MOUSE_RELEASED, MouseEvent.BUTTON2, lParam);
break;
case WM_MBUTTONDOWN:
fireMouseEvent(MouseEvent.MOUSE_PRESSED, MouseEvent.BUTTON3, lParam);
break;
case WM_MBUTTONUP:
fireMouseEvent(MouseEvent.MOUSE_RELEASED, MouseEvent.BUTTON3, lParam);
break;
case WM_MOUSEWHEEL:
fireMouseWheelEvent(MouseEvent.MOUSE_WHEEL, lParam);
break;
default:
break;
}
} else {
Logger.trace("event outside component bounds");
if (this.mouseEntered) {
this.mouseEntered = false;
fireMouseEvent(MouseEvent.MOUSE_EXITED, MouseEvent.NOBUTTON, lParam);
}
}
}
}
}
return USER32_INSTANCE.CallNextHookEx(hHook, nCode, wParam, lParam.getPointer());
}
public boolean restoreWindow(HWND handle) {
return user32.ShowWindow(handle, WinUser.SW_RESTORE);
}
public boolean minimizeWindow(HWND handle) {
return user32.ShowWindow(handle, WinUser.SW_MINIMIZE);
}
public boolean showWindow(HWND handle) {
return user32.ShowWindow(handle, WinUser.SW_SHOW);
}
public boolean activateWindow(HWND handle) {
boolean result = user32.SetForegroundWindow(handle);
return result;
}
public HWND findWindowByTitle(String title) {
HWND handle = user32.FindWindow(null, title);
return handle;
}