void CommandInterpreter::handleCommand(TACommand command)
{
XTestGrabControl(display, True);
printf("COMMAND: %i, %i, %i, %i, %f\n", command.type, command.touch, command.xDifference, command.yDifference, command.zoomValue);
switch(command.type)
{
case TACommandTypeZoom:
zoom(command);
break;
case TACommandTypePan:
pan(command);
break;
case TACommandTypeRotate:
rotate(command);
break;
default:
break;
}
XSync(display, 0);
XTestGrabControl(display, False);
usleep(100);
}
void xf_input_keyboard_event(rdpInput* input, uint16 flags, uint16 code)
{
#ifdef WITH_XTEST
unsigned int keycode;
boolean extended = false;
xfPeerContext* xfp = (xfPeerContext*) input->context;
xfInfo* xfi = xfp->info;
if (flags & KBD_FLAGS_EXTENDED)
extended = true;
keycode = freerdp_keyboard_get_x11_keycode_from_rdp_scancode(code, extended);
if (keycode != 0)
{
pthread_mutex_lock(&(xfp->mutex));
XTestGrabControl(xfi->display, True);
if (flags & KBD_FLAGS_DOWN)
XTestFakeKeyEvent(xfi->display, keycode, True, 0);
else if (flags & KBD_FLAGS_RELEASE)
XTestFakeKeyEvent(xfi->display, keycode, False, 0);
XTestGrabControl(xfi->display, False);
pthread_mutex_unlock(&(xfp->mutex));
}
#endif
}
/* Send Fake Key Event */
static void SendKey (Display * disp, KeySym keysym, KeySym modsym)
{
KeyCode keycode = 0, modcode = 0;
keycode = XKeysymToKeycode (disp, keysym);
if (keycode == 0) return;
XTestGrabControl (disp, True);
/* Generate modkey press */
if (modsym != 0)
{
modcode = XKeysymToKeycode(disp, modsym);
XTestFakeKeyEvent (disp, modcode, True, 0);
}
/* Generate regular key press and release */
XTestFakeKeyEvent (disp, keycode, True, 0);
XTestFakeKeyEvent (disp, keycode, False, 0);
/* Generate modkey release */
if (modsym != 0)
XTestFakeKeyEvent (disp, modcode, False, 0);
XSync (disp, False);
XTestGrabControl (disp, False);
}
void xf_input_extended_mouse_event(rdpInput* input, UINT16 flags, UINT16 x, UINT16 y)
{
#ifdef WITH_XTEST
xfPeerContext* xfp = (xfPeerContext*) input->context;
int button = 0;
BOOL down = FALSE;
xfInfo* xfi = xfp->info;
XTestGrabControl(xfi->display, True);
XTestFakeMotionEvent(xfi->display, 0, x, y, CurrentTime);
if (flags & PTR_XFLAGS_BUTTON1)
button = 8;
else if (flags & PTR_XFLAGS_BUTTON2)
button = 9;
if (flags & PTR_XFLAGS_DOWN)
down = TRUE;
if (button != 0)
XTestFakeButtonEvent(xfi->display, button, down, 0);
XTestGrabControl(xfi->display, False);
#endif
}
void xf_input_keyboard_event(rdpInput* input, UINT16 flags, UINT16 code)
{
#ifdef WITH_XTEST
DWORD vkcode;
DWORD keycode;
BOOL extended = FALSE;
xfPeerContext* xfp = (xfPeerContext*) input->context;
xfInfo* xfi = xfp->info;
if (flags & KBD_FLAGS_EXTENDED)
extended = TRUE;
if (extended)
code |= KBDEXT;
vkcode = GetVirtualKeyCodeFromVirtualScanCode(code, 4);
keycode = GetKeycodeFromVirtualKeyCode(vkcode, KEYCODE_TYPE_EVDEV);
if (keycode != 0)
{
XTestGrabControl(xfi->display, True);
if (flags & KBD_FLAGS_DOWN)
XTestFakeKeyEvent(xfi->display, keycode, True, 0);
else if (flags & KBD_FLAGS_RELEASE)
XTestFakeKeyEvent(xfi->display, keycode, False, 0);
XTestGrabControl(xfi->display, False);
}
#endif
}
void helper_release()
{
XTestGrabControl(dpy,True);
XTestFakeButtonEvent(dpy,1,False,CurrentTime);
XSync(dpy,False);
XTestGrabControl(dpy,False);
}
void x11_shadow_input_keyboard_event(x11ShadowSubsystem* subsystem, UINT16 flags, UINT16 code)
{
#ifdef WITH_XTEST
DWORD vkcode;
DWORD keycode;
BOOL extended = FALSE;
if (flags & KBD_FLAGS_EXTENDED)
extended = TRUE;
if (extended)
code |= KBDEXT;
vkcode = GetVirtualKeyCodeFromVirtualScanCode(code, 4);
if (extended)
vkcode |= KBDEXT;
keycode = GetKeycodeFromVirtualKeyCode(vkcode, KEYCODE_TYPE_EVDEV);
if (keycode != 0)
{
XTestGrabControl(subsystem->display, True);
if (flags & KBD_FLAGS_DOWN)
XTestFakeKeyEvent(subsystem->display, keycode, True, CurrentTime);
else if (flags & KBD_FLAGS_RELEASE)
XTestFakeKeyEvent(subsystem->display, keycode, False, CurrentTime);
XTestGrabControl(subsystem->display, False);
XFlush(subsystem->display);
}
#endif
}
void x11_shadow_input_extended_mouse_event(x11ShadowSubsystem* subsystem, UINT16 flags, UINT16 x, UINT16 y)
{
#ifdef WITH_XTEST
int button = 0;
BOOL down = FALSE;
rdpShadowServer* server;
rdpShadowSurface* surface;
server = subsystem->server;
surface = server->surface;
x += surface->x;
y += surface->y;
XTestGrabControl(subsystem->display, True);
XTestFakeMotionEvent(subsystem->display, 0, x, y, CurrentTime);
if (flags & PTR_XFLAGS_BUTTON1)
button = 8;
else if (flags & PTR_XFLAGS_BUTTON2)
button = 9;
if (flags & PTR_XFLAGS_DOWN)
down = TRUE;
if (button)
XTestFakeButtonEvent(subsystem->display, button, down, CurrentTime);
XTestGrabControl(subsystem->display, False);
XFlush(subsystem->display);
#endif
}
void helper_mov_absxy(int x,int y)
{
XTestGrabControl(dpy,True);
XTestFakeMotionEvent(dpy,-1,x,y,CurrentTime);
XSync(dpy,False);
XTestGrabControl(dpy,False);
}
void helper_mov_relxy(int x,int y)
{
XTestGrabControl(dpy,True);
XTestFakeRelativeMotionEvent(dpy,x,y,CurrentTime);
XSync(dpy,False);
XTestGrabControl(dpy,False);
}
void x11_shadow_input_mouse_event(x11ShadowSubsystem* subsystem, UINT16 flags, UINT16 x, UINT16 y)
{
#ifdef WITH_XTEST
int button = 0;
BOOL down = FALSE;
rdpShadowServer* server;
rdpShadowSurface* surface;
server = subsystem->server;
surface = server->surface;
x += surface->x;
y += surface->y;
if (server->shareSubRect)
{
x += server->subRect.left;
y += server->subRect.top;
}
XTestGrabControl(subsystem->display, True);
if (flags & PTR_FLAGS_WHEEL)
{
BOOL negative = FALSE;
if (flags & PTR_FLAGS_WHEEL_NEGATIVE)
negative = TRUE;
button = (negative) ? 5 : 4;
XTestFakeButtonEvent(subsystem->display, button, True, CurrentTime);
XTestFakeButtonEvent(subsystem->display, button, False, CurrentTime);
}
else
{
if (flags & PTR_FLAGS_MOVE)
XTestFakeMotionEvent(subsystem->display, 0, x, y, CurrentTime);
if (flags & PTR_FLAGS_BUTTON1)
button = 1;
else if (flags & PTR_FLAGS_BUTTON2)
button = 3;
else if (flags & PTR_FLAGS_BUTTON3)
button = 2;
if (flags & PTR_FLAGS_DOWN)
down = TRUE;
if (button)
XTestFakeButtonEvent(subsystem->display, button, down, CurrentTime);
}
XTestGrabControl(subsystem->display, False);
XFlush(subsystem->display);
#endif
}
void xf_input_extended_mouse_event(rdpInput* input, uint16 flags, uint16 x, uint16 y)
{
#ifdef WITH_XTEST
xfPeerContext* xfp = (xfPeerContext*) input->context;
xfInfo* xfi = xfp->info;
pthread_mutex_lock(&(xfp->mutex));
XTestGrabControl(xfi->display, True);
XTestFakeMotionEvent(xfi->display, 0, x, y, CurrentTime);
XTestGrabControl(xfi->display, False);
pthread_mutex_unlock(&(xfp->mutex));
#endif
}
void helper_init()
{
dpy=NULL;
if(((int)(dpy=XOpenDisplay(NULL)))==NULL)
printf("Error in opening display\n");
printf("Inside C\n");
XTestGrabControl(dpy,True);
// XTestFakeButtonEvent(dpy,1,True,CurrentTime);
XTestFakeMotionEvent(dpy,-1,0,0,CurrentTime);
// XTestFakeButtonEvent(dpy,1,False,CurrentTime);
XSync(dpy,False);
XTestGrabControl(dpy,False);
return;
}
void keyboard(Display * disp, KeySym keysym, KeySym modsym){
KeyCode keycode = 0, modcode = 0;
keycode = XKeysymToKeycode (disp, keysym);
if (keycode == 0) return;
XTestGrabControl (disp, True);
if (modsym != 0) {
modcode = XKeysymToKeycode(disp, modsym);
XTestFakeKeyEvent (disp, modcode, True, 0);
}
XTestFakeKeyEvent (disp, keycode, True, 0);
XTestFakeKeyEvent (disp, keycode, False, 0);
if (modsym != 0)
XTestFakeKeyEvent (disp, modcode, False, 0);
XSync (disp, False);
XTestGrabControl (disp, False);
}
static int32_t isXTestAvailable() {
int32_t major_opcode, first_event, first_error;
int32_t event_basep, error_basep, majorp, minorp;
int32_t isXTestAvailable;
/* check if XTest is available */
isXTestAvailable = XQueryExtension(awt_display, XTestExtensionName, &major_opcode, &first_event, &first_error);
DTRACE_PRINTLN3("RobotPeer: XQueryExtension(XTEST) returns major_opcode = %d, first_event = %d, first_error = %d",
major_opcode, first_event, first_error);
if (isXTestAvailable) {
/* check if XTest version is OK */
XTestQueryExtension(awt_display, &event_basep, &error_basep, &majorp, &minorp);
DTRACE_PRINTLN4("RobotPeer: XTestQueryExtension returns event_basep = %d, error_basep = %d, majorp = %d, minorp = %d",
event_basep, error_basep, majorp, minorp);
if (majorp < 2 || (majorp == 2 && minorp < 2)) {
/* bad version*/
DTRACE_PRINTLN2("XRobotPeer: XTEST version is %d.%d \n", majorp, minorp);
if (majorp == 2 && minorp == 1) {
DTRACE_PRINTLN("XRobotPeer: XTEST is 2.1 - no grab is available\n");
} else {
isXTestAvailable = False;
}
} else {
/* allow XTest calls even if someone else has the grab; e.g. during
* a window resize operation. Works only with XTEST2.2*/
XTestGrabControl(awt_display, True);
}
} else {
DTRACE_PRINTLN("RobotPeer: XTEST extension is unavailable");
}
return isXTestAvailable;
}
void xf_input_mouse_event(rdpInput* input, uint16 flags, uint16 x, uint16 y)
{
#ifdef WITH_XTEST
xfPeerContext* xfp = (xfPeerContext*) input->context;
int button = 0;
boolean down = false;
xfInfo* xfi = xfp->info;
pthread_mutex_lock(&(xfp->mutex));
XTestGrabControl(xfi->display, True);
if (flags & PTR_FLAGS_WHEEL)
{
boolean negative = false;
if (flags & PTR_FLAGS_WHEEL_NEGATIVE)
negative = true;
button = (negative) ? 5 : 4;
XTestFakeButtonEvent(xfi->display, button, True, 0);
XTestFakeButtonEvent(xfi->display, button, False, 0);
}
else
{
if (flags & PTR_FLAGS_MOVE)
XTestFakeMotionEvent(xfi->display, 0, x, y, 0);
if (flags & PTR_FLAGS_BUTTON1)
button = 1;
else if (flags & PTR_FLAGS_BUTTON2)
button = 3;
else if (flags & PTR_FLAGS_BUTTON3)
button = 2;
if (flags & PTR_FLAGS_DOWN)
down = true;
if (button != 0)
XTestFakeButtonEvent(xfi->display, button, down, 0);
}
XTestGrabControl(xfi->display, False);
pthread_mutex_unlock(&(xfp->mutex));
#endif
}
void xf_input_mouse_event(rdpInput* input, UINT16 flags, UINT16 x, UINT16 y)
{
#ifdef WITH_XTEST
xfPeerContext* xfp = (xfPeerContext*) input->context;
int button = 0;
BOOL down = FALSE;
xfInfo* xfi = xfp->info;
XTestGrabControl(xfi->display, True);
if (flags & PTR_FLAGS_WHEEL)
{
BOOL negative = FALSE;
if (flags & PTR_FLAGS_WHEEL_NEGATIVE)
negative = TRUE;
button = (negative) ? 5 : 4;
XTestFakeButtonEvent(xfi->display, button, True, 0);
XTestFakeButtonEvent(xfi->display, button, False, 0);
}
else
{
if (flags & PTR_FLAGS_MOVE)
XTestFakeMotionEvent(xfi->display, 0, x, y, 0);
if (flags & PTR_FLAGS_BUTTON1)
button = 1;
else if (flags & PTR_FLAGS_BUTTON2)
button = 3;
else if (flags & PTR_FLAGS_BUTTON3)
button = 2;
if (flags & PTR_FLAGS_DOWN)
down = TRUE;
if (button != 0)
XTestFakeButtonEvent(xfi->display, button, down, 0);
}
XTestGrabControl(xfi->display, False);
#endif
}
int
main (int argc, char *argv[])
{
Display *display;
int eventbase, errorbase, majorver, minorver;
int x, y;
struct timespec delay = { 0, 500000 };
if (argc != 3)
{
fprintf (stderr, "Usage: grabcontrol <x> <y>\n");
exit (1);
}
x = atoi (argv[1]);
y = atoi (argv[2]);
if ((display = XOpenDisplay(XDisplayName(NULL))) == NULL)
{
fprintf (stderr, "Can't connect to X display\n");
exit(1);
}
if (!XTestQueryExtension(display, &eventbase, &errorbase,
&majorver, &minorver))
{
fprintf (stderr, "Can't find XTest support\n");
exit(1);
}
XTestGrabControl(display, True);
XTestFakeMotionEvent (display, DefaultScreen (display),
x, y, CurrentTime);
XTestFakeButtonEvent(display, 1, True, CurrentTime);
nanosleep (&delay, NULL);
XTestFakeButtonEvent(display, 1, False, CurrentTime);
XTestGrabControl(display, False);
XFlush (display);
return 0;
}
/*
SaveFile:
This function sends key commands to the FireFox save file dialog.
Input:
dsp: The current XWindows Display.
win: The window to send the key commands to.
Output:
returns 0 on success and -1 on failure.
*/
int SaveFile(Display *dsp, Window win) {
int err = 0;
Window parent;
Window root;
Window *kids;
int count;
KeyCode keycode_return = XKeysymToKeycode(dsp, XK_Return);
KeyCode keycode_tab = XKeysymToKeycode(dsp, XK_Tab);
XRaiseWindow(dsp, win);
XFlush(dsp);
XSetInputFocus(dsp, win, RevertToNone, CurrentTime);
XFlush(dsp);
XTestGrabControl(dsp, True);
printf("Sending Tab key\n");
XTestFakeKeyEvent(dsp, keycode_tab, True, 0);
XFlush(dsp);
XTestFakeKeyEvent(dsp, keycode_tab, False, 0);
XFlush(dsp);
sleep(1);
printf("Finished.\n");
printf("Sending Tab key\n");
XTestFakeKeyEvent(dsp, keycode_tab, True, 0);
XTestFakeKeyEvent(dsp, keycode_tab, False, 0);
XFlush(dsp);
sleep(1);
printf("Finished.\n");
printf("Sending Tab key\n");
XTestFakeKeyEvent(dsp, keycode_tab, True, 0);
XTestFakeKeyEvent(dsp, keycode_tab, False, 0);
XFlush(dsp);
sleep(1);
printf("Finished.\n");
printf("Sending Tab key\n");
XTestFakeKeyEvent(dsp, keycode_tab, True, 0);
XTestFakeKeyEvent(dsp, keycode_tab, False, 0);
XFlush(dsp);
sleep(1);
printf("Finished.\n");
printf("Sending Tab Return\n");
XTestFakeKeyEvent(dsp, keycode_return, True, 0);
XTestFakeKeyEvent(dsp, keycode_return, False, 0);
XFlush(dsp);
printf("Finished\n");
return err;
}
/* on_key_clicked */
static void _on_key_clicked(GtkWidget * widget, gpointer data)
{
KeyboardLayout * layout = data;
KeyboardKey * key;
Display * display;
KeySym keysym;
KeyCode keycode;
gboolean active;
key = g_object_get_data(G_OBJECT(widget), "key");
keysym = keyboard_key_get_keysym(key);
display = gdk_x11_get_default_xdisplay();
if((keycode = XKeysymToKeycode(display, keysym)) == NoSymbol)
return;
XTestGrabControl(display, True);
if(keysym_is_modifier(keysym) != 0)
{
active = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(
widget));
if(keysym != XK_Num_Lock) /* XXX ugly workaround */
XTestFakeKeyEvent(display, keycode, active ? True
: False, 0);
else
{
XTestFakeKeyEvent(display, keycode, True, 0);
XTestFakeKeyEvent(display, keycode, False, 0);
}
keyboard_layout_apply_modifier(layout, active ? keysym : 0);
}
else
{
XTestFakeKeyEvent(display, keycode, True, 0);
XTestFakeKeyEvent(display, keycode, False, 0);
}
XTestGrabControl(display, False);
}
Display * remoteDisplay (const char * DisplayName) {
int Event, Error;
int Major, Minor;
// open the display
Display * D = XOpenDisplay ( DisplayName );
// did we get it?
if ( ! D ) {
// nope, so show error and abort
std::cerr << PROG << ": could not open display \"" << XDisplayName ( DisplayName )
<< "\", aborting." << std::endl;
exit ( EXIT_FAILURE );
}
// does the remote display have the Xtest-extension?
if ( ! XTestQueryExtension (D, &Event, &Error, &Major, &Minor ) ) {
// nope, extension not supported
std::cerr << PROG << ": XTest extension not supported on server \""
<< DisplayString(D) << "\"" << std::endl;
// close the display and go away
XCloseDisplay ( D );
exit ( EXIT_FAILURE );
}
// print some information
std::cerr << "XTest for server \"" << DisplayString(D) << "\" is version "
<< Major << "." << Minor << "." << std::endl << std::endl;;
// execute requests even if server is grabbed
XTestGrabControl ( D, True );
// sync the server
XSync ( D,True );
// return the display
return D;
}
void connect() {
int eventnum = 0, errornum = 0,
majornum = 0, minornum = 0;
/* Get Display Pointer */
display = XOpenDisplay(NULL);
if (display == NULL) {
printf("FAIL to connect X Windows!\n");
exit(1);
}
if (!XTestQueryExtension(display, &eventnum, &errornum, &majornum, &minornum)) {
printf("XTest is not supported on server %s!\n", "null");
}
printf("connected %d.%d!\n",majornum,minornum);
DefaultScreen(display);
XSynchronize(display, True);
XTestGrabControl(display, True);
}
/* Main function, contains kernel driver event loop */
int main(int argc, char **argv) {
char* devname = 0;
int doDaemonize = 1;
int doWait = 0;
int clickMode = 2;
int i;
for (i = 1; i < argc; i++) {
if (strcmp(argv[i], "--debug") == 0) {
doDaemonize = 0;
debugMode = 1;
} else if (strcmp(argv[i], "--wait") == 0) {
doWait = 1;
} else if (strcmp(argv[i], "--click=first") == 0) {
clickMode = 0;
} else if (strcmp(argv[i], "--click=second") == 0) {
clickMode = 1;
} else if (strcmp(argv[i], "--click=center") == 0) {
clickMode = 2;
} else {
devname = argv[i];
}
}
initGestures(clickMode);
if (doDaemonize) {
daemonize();
}
if (doWait) {
/* Wait until all necessary things are loaded */
sleep(10);
}
/* Connect to X server */
if ((display = XOpenDisplay(NULL)) == NULL) {
fprintf(stderr, "Couldn't connect to X server\n");
exit(1);
}
/* Read X data */
screenNum = DefaultScreen(display);
root = RootWindow(display, screenNum);
// realDisplayWidth = DisplayWidth(display, screenNum);
// realDisplayHeight = DisplayHeight(display, screenNum);
WM_CLASS = XInternAtom(display, "WM_CLASS", 0);
/* Get notified about new windows */
XSelectInput(display, root, StructureNotifyMask | SubstructureNotifyMask);
//TODO load blacklist and profiles from file(s)
/* Device file name */
if (devname == 0) {
devname = "/dev/twofingtouch";
}
/* Try to read from device file */
int fileDesc;
if ((fileDesc = open(devname, O_RDONLY)) < 0) {
perror("twofing");
return 1;
}
fd_set fileDescSet;
FD_ZERO(&fileDescSet);
int eventQueueDesc = XConnectionNumber(display);
while (1) {
/* Perform initialization at beginning and after module has been re-loaded */
int rd, i;
struct input_event ev[64];
char name[256] = "Unknown";
/* Read device name */
ioctl(fileDesc, EVIOCGNAME(sizeof(name)), name);
printf("Input device name: \"%s\"\n", name);
//TODO activate again?
//XSetErrorHandler(invalidWindowHandler);
int opcode, event, error;
if (!XQueryExtension(display, "RANDR", &opcode, &event,
&error)) {
printf("X RANDR extension not available.\n");
XCloseDisplay(display);
exit(1);
}
/* Which version of XRandR? We support 1.3 */
int major = 1, minor = 3;
if (!XRRQueryVersion(display, &major, &minor)) {
printf("XRandR version not available.\n");
XCloseDisplay(display);
exit(1);
} else if(!(major>1 || (major == 1 && minor >= 3))) {
printf("XRandR 1.3 not available. Server supports %d.%d\n", major, minor);
XCloseDisplay(display);
exit(1);
}
/* XInput Extension available? */
if (!XQueryExtension(display, "XInputExtension", &opcode, &event,
&error)) {
printf("X Input extension not available.\n");
XCloseDisplay(display);
exit(1);
}
/* Which version of XI2? We support 2.1 */
major = 2; minor = 1;
if (XIQueryVersion(display, &major, &minor) == BadRequest) {
printf("XI 2.1 not available. Server supports %d.%d\n", major, minor);
XCloseDisplay(display);
exit(1);
}
screenWidth = XDisplayWidth(display, screenNum);
screenHeight = XDisplayHeight(display, screenNum);
int n;
XIDeviceInfo *info = XIQueryDevice(display, XIAllDevices, &n);
if (!info) {
printf("No XInput devices available\n");
exit(1);
}
/* Go through input devices and look for that with the same name as the given device */
int devindex;
for (devindex = 0; devindex < n; devindex++) {
if (info[devindex].use == XIMasterPointer || info[devindex].use
== XIMasterKeyboard)
continue;
if (strcmp(info[devindex].name, name) == 0) {
deviceID = info[devindex].deviceid;
break;
}
}
if (deviceID == -1) {
printf("Input device not found in XInput device list.\n");
exit(1);
}
XIFreeDeviceInfo(info);
if(debugMode) printf("XInput device id is %i.\n", deviceID);
/* Prepare by reading calibration */
readCalibrationData(1);
/* Receive device property change events */
XIEventMask device_mask2;
unsigned char mask_data2[8] = { 0, 0, 0, 0, 0, 0, 0, 0 };
device_mask2.deviceid = deviceID;
device_mask2.mask_len = sizeof(mask_data2);
device_mask2.mask = mask_data2;
XISetMask(device_mask2.mask, XI_PropertyEvent);
XISetMask(device_mask2.mask, XI_ButtonPress);
//XISetMask(device_mask2.mask, XI_TouchBegin);
//XISetMask(device_mask2.mask, XI_TouchUpdate);
//XISetMask(device_mask2.mask, XI_TouchEnd);
XISelectEvents(display, root, &device_mask2, 1);
/* Recieve events when screen size changes */
XRRSelectInput(display, root, RRScreenChangeNotifyMask);
/* Receive touch events */
/* Needed for XTest to work correctly */
XTestGrabControl(display, True);
/* Needed for some reason to receive events */
/* XGrabPointer(display, root, False, 0, GrabModeAsync, GrabModeAsync,
None, None, CurrentTime);
XUngrabPointer(display, CurrentTime);*/
grab(display, deviceID);
printf("Reading input from device ... (interrupt to exit)\n");
/* We perform raw event reading here as X touch events don't seem too reliable */
int currentSlot = 0;
/* If we use the legacy protocol, we collect all data of one finger into tempFingerInfo and set
it to the correct slot once MT_SYNC occurs. */
FingerInfo tempFingerInfo = { .rawX=0, .rawY=0, .rawZ=0, .id = -1, .slotUsed = 0, .setThisTime = 0 };
while (1) {
FD_SET(fileDesc, &fileDescSet);
FD_SET(eventQueueDesc, &fileDescSet);
select(MAX(fileDesc, eventQueueDesc) + 1, &fileDescSet, NULL, NULL, getEasingStepTimeVal());
checkEasingStep();
if(FD_ISSET(fileDesc, &fileDescSet))
{
rd = read(fileDesc, ev, sizeof(struct input_event) * 64);
if (rd < (int) sizeof(struct input_event)) {
printf("Data stream stopped\n");
break;
}
for (i = 0; i < rd / sizeof(struct input_event); i++) {
if (ev[i].type == EV_SYN) {
if (0 == ev[i].code) { // Ev_Sync event end
/* All finger data received, so process now. */
if(useLegacyProtocol) {
/* Clear slots not set this time */
int i;
for(i = 0; i < 2; i++) {
if(fingerInfos[i].setThisTime) {
fingerInfos[i].setThisTime = 0;
} else {
/* Clear slot */
fingerInfos[i].slotUsed = 0;
}
}
tempFingerInfo.slotUsed = 0;
}
processFingers();
} else if (2 == ev[i].code) { // MT_Sync : Multitouch event end
if(!useLegacyProtocol) {
/* This messsage indicates we use legacy protocol, so switch */
useLegacyProtocol = 1;
currentSlot = -1;
tempFingerInfo.slotUsed = 0;
if(debugMode) printf("Switch to legacy protocol.\n");
} else {
if(tempFingerInfo.slotUsed) {
/* Finger info for one finger collected in tempFingerInfo, so save it to fingerInfos. */
/* Look for slot to put the data into by looking at the tracking ids */
int index = -1;
int i;
for(i = 0; i < 2; i++) {
if(fingerInfos[i].slotUsed && fingerInfos[i].id == tempFingerInfo.id) {
index = i;
break;
}
}
if(index == -1) {
for(i = 0; i < 2; i++) {
if(!fingerInfos[i].slotUsed) {
/* "Empty" slot, so we can add it. */
index = i;
fingerInfos[i].id = tempFingerInfo.id;
fingerInfos[i].slotUsed = 1;
break;
}
}
}
if(index != -1) {
/* Copy temporary data to slot */
fingerInfos[index].setThisTime = 1;
fingerInfos[index].rawX = tempFingerInfo.rawX;
fingerInfos[index].rawY = tempFingerInfo.rawY;
fingerInfos[index].rawZ = tempFingerInfo.rawZ;
}
}
}
}
} else if (ev[i].type == EV_MSC && (ev[i].code == MSC_RAW
|| ev[i].code == MSC_SCAN)) {
} else if (ev[i].code == 47) {
currentSlot = ev[i].value;
if(currentSlot < 0 || currentSlot > 1) currentSlot = -1;
} else {
/* Set finger info values for current finger */
if (ev[i].code == 57) {
/* ABS_MT_TRACKING_ID */
if(currentSlot != -1) {
if(ev[i].value == -1)
{
fingerInfos[currentSlot].slotUsed = 0;
}
else
{
fingerInfos[currentSlot].id = ev[i].value;
fingerInfos[currentSlot].slotUsed = 1;
}
} else if(useLegacyProtocol) {
tempFingerInfo.id = ev[i].value;
tempFingerInfo.slotUsed = 1;
}
};
if (ev[i].code == 53) {
if(currentSlot != -1) {
fingerInfos[currentSlot].rawX = ev[i].value;
} else if(useLegacyProtocol) {
tempFingerInfo.rawX = ev[i].value;
}
};
if (ev[i].code == 54) {
if(currentSlot != -1) {
fingerInfos[currentSlot].rawY = ev[i].value;
} else if(useLegacyProtocol) {
tempFingerInfo.rawY = ev[i].value;
}
};
if (ev[i].code == 58) {
if(currentSlot != -1) {
fingerInfos[currentSlot].rawZ = ev[i].value;
} else if(useLegacyProtocol) {
tempFingerInfo.rawZ = ev[i].value;
}
};
}
}
}
if(FD_ISSET(eventQueueDesc, &fileDescSet)) {
handleXEvent();
}
}
/* Stream stopped, probably because module has been unloaded */
close(fileDesc);
/* Clean up */
releaseButton();
ungrab(display, deviceID);
/* Wait until device file is there again */
while ((fileDesc = open(devname, O_RDONLY)) < 0) {
sleep(1);
}
}
}
static void
spi_controller_register_with_devices (SpiDEController *controller)
{
DEControllerPrivateData *priv;
int event_base, error_base, major_version, minor_version;
priv = controller->priv;
if (XTestQueryExtension (spi_get_display(), &event_base, &error_base, &major_version, &minor_version))
{
XTestGrabControl (spi_get_display (), True);
}
/* calls to device-specific implementations and routines go here */
/* register with: keyboard hardware code handler */
/* register with: (translated) keystroke handler */
priv->have_xkb = XkbQueryExtension (spi_get_display (),
&priv->xkb_major_extension_opcode,
&priv->xkb_base_event_code,
&priv->xkb_base_error_code, NULL, NULL);
if (priv->have_xkb)
{
gint i;
guint64 reserved = 0;
priv->xkb_desc = XkbGetMap (spi_get_display (), XkbKeySymsMask, XkbUseCoreKbd);
XkbSelectEvents (spi_get_display (),
XkbUseCoreKbd,
XkbStateNotifyMask, XkbStateNotifyMask);
_numlock_physical_mask = XkbKeysymToModifiers (spi_get_display (),
XK_Num_Lock);
for (i = priv->xkb_desc->max_key_code; i >= priv->xkb_desc->min_key_code; --i)
{
if (priv->xkb_desc->map->key_sym_map[i].kt_index[0] == XkbOneLevelIndex)
{
if (XkbKeycodeToKeysym (spi_get_display (), i, 0, 0) != 0)
{
/* don't use this one if there's a grab client! */
/* Runtime errors are generated from these functions,
* that are then quashed. Equivalent to:
* try
* {Blah}
* except
* {;}
*/
spi_x_error_trap ();
XGrabKey (spi_get_display (), i, 0,
spi_get_root_window (),
TRUE,
GrabModeSync, GrabModeSync);
XSync (spi_get_display (), TRUE);
XUngrabKey (spi_get_display (), i, 0,
spi_get_root_window ());
if (!spi_x_error_release ())
{
reserved = i;
break;
}
}
}
}
if (reserved)
{
priv->reserved_keycode = reserved;
priv->reserved_keysym = XkbKeycodeToKeysym (spi_get_display (), reserved, 0, 0);
}
else
{
priv->reserved_keycode = XKeysymToKeycode (spi_get_display (), XK_numbersign);
priv->reserved_keysym = XK_numbersign;
}
#ifdef SPI_RESERVED_DEBUG
unsigned sym = 0;
sym = XKeycodeToKeysym (spi_get_display (), reserved, 0);
fprintf (stderr, "%x\n", sym);
fprintf (stderr, "setting the reserved keycode to %d (%s)\n",
reserved,
XKeysymToString (XKeycodeToKeysym (spi_get_display (),
reserved, 0)));
#endif
}
spi_set_filter (global_filter_fn, controller);
spi_set_events (KeyPressMask | KeyReleaseMask);
x_default_error_handler = XSetErrorHandler (_spi_controller_device_error_handler);
}
int
main(int argc, char *argv[])
{
char input_path[32];
get_input(input_path);
int file;
if ((file = open(input_path, O_RDONLY)) < 0)
{
perror("Couldn't open input device");
return 1;
}
struct input_event event[64];
size_t read_bytes;
int i;
display = XOpenDisplay (NULL);
while(1)
{
read_bytes = read(file, event, sizeof(event));
if (read_bytes < (int) sizeof(struct input_event)) {
perror("short read");
return 1;
}
for (i = 0; i < (int) (read_bytes / sizeof(struct input_event)); i++) {
if(event[i].type != EV_KEY) continue;
switch(event[i].value)
{
case 0:
keys_up();
XTestGrabControl (display, True);
printf("%d down\n", event[i].code);
break;
case 1:
XSync (display, False);
XTestGrabControl (display, False);
switch(event[i].code)
{
case KEY_NEXTSONG:
printf("forwards\n");
keys_down(XK_F, XK_W);
break;
case KEY_PREVIOUSSONG:
printf("backwards\n");
break;
default:
perror("unknown key");
return 1;
}
break;
case 2:
printf("%d held\n", event[i].code);
break;
default:
perror("Unknown event value");
}
}
}
return 0;
}
~AutotypeMethodXTEST() { XTestGrabControl(m_display, false); }
AutotypeMethodXTEST(Display *display, bool emulateMods):
AutotypeMethodBase(display, emulateMods){ XTestGrabControl(display, true); }