void
MSWindowsHook::loadLibrary()
{
// load library
m_instance = LoadLibrary(g_name);
if (m_instance == NULL) {
LOG((CLOG_ERR "failed to load hook library, %s.dll is missing or invalid", g_name));
throw XScreenOpenFailure();
}
// look up functions
m_setSidesFunc = (SetSidesFunc)GetProcAddress(m_instance, "setSides");
m_setZoneFunc = (SetZoneFunc)GetProcAddress(m_instance, "setZone");
m_setModeFunc = (SetModeFunc)GetProcAddress(m_instance, "setMode");
m_initFunc = (InitFunc)GetProcAddress(m_instance, "init");
m_cleanupFunc = (CleanupFunc)GetProcAddress(m_instance, "cleanup");
if (m_setSidesFunc == NULL ||
m_setZoneFunc == NULL ||
m_setModeFunc == NULL ||
m_initFunc == NULL ||
m_cleanupFunc == NULL) {
LOG((CLOG_ERR "failed to load hook function, %s.dll could be out of date", g_name));
throw XScreenOpenFailure();
}
// initialize library
if (init(GetCurrentThreadId()) == 0) {
LOG((CLOG_ERR "failed to init %s.dll, another program may be using it", g_name));
LOG((CLOG_INFO "restarting your computer may solve this error"));
throw XScreenOpenFailure();
}
}
void
CXWindowsPrimaryScreen::createWindow()
{
assert(m_window == None);
// get size of screen
SInt32 x, y, w, h;
m_screen->getShape(x, y, w, h);
// grab window attributes. this window is used to capture user
// input when the user is focused on another client. don't let
// the window manager mess with it.
XSetWindowAttributes attr;
attr.event_mask = PointerMotionMask |
ButtonPressMask | ButtonReleaseMask |
KeyPressMask | KeyReleaseMask |
KeymapStateMask | PropertyChangeMask;
attr.do_not_propagate_mask = 0;
attr.override_redirect = True;
attr.cursor = m_screen->getBlankCursor();
{
// create the grab window
CDisplayLock display(m_screen);
m_window = XCreateWindow(display, m_screen->getRoot(),
x, y, w, h, 0, 0,
InputOnly, CopyFromParent,
CWDontPropagate | CWEventMask |
CWOverrideRedirect | CWCursor,
&attr);
if (m_window == None) {
throw XScreenOpenFailure();
}
LOG((CLOG_DEBUG "window is 0x%08x", m_window));
// start watching for events on other windows
selectEvents(display, m_screen->getRoot());
}
// tell generic screen about the window
m_screen->setWindow(m_window);
}