#include <stdint.h>
#include <X11/Xlibint.h>
#include <X11/extensions/XI2proto.h>
#include <X11/extensions/XInput2.h>
#include <X11/extensions/extutil.h>
#include "XIint.h"
static int
_XIPassiveGrabDevice(Display* dpy, int deviceid, int grabtype, int detail,
Window grab_window, Cursor cursor,
int grab_mode, int paired_device_mode,
Bool owner_events, XIEventMask *mask,
int num_modifiers, XIGrabModifiers *modifiers_inout)
{
xXIPassiveGrabDeviceReq *req;
xXIPassiveGrabDeviceReply reply;
xXIGrabModifierInfo *failed_mods;
int len = 0, i;
char *buff;
XExtDisplayInfo *extinfo = XInput_find_display(dpy);
LockDisplay(dpy);
if (_XiCheckExtInit(dpy, XInput_2_0, extinfo) == -1)
return -1;
GetReq(XIPassiveGrabDevice, req);
req->reqType = extinfo->codes->major_opcode;
req->ReqType = X_XIPassiveGrabDevice;
req->deviceid = deviceid;
req->grab_mode = grab_mode;
req->paired_device_mode = paired_device_mode;
req->owner_events = owner_events;
req->grab_window = grab_window;
req->cursor = cursor;
req->detail = detail;
req->num_modifiers = num_modifiers;
req->mask_len = (mask->mask_len + 3)/4;
req->grab_type = grabtype;
len = req->mask_len + num_modifiers;
SetReqLen(req, len, len);
buff = calloc(4, req->mask_len);
memcpy(buff, mask->mask, mask->mask_len);
Data32(dpy, buff, req->mask_len * 4);
for (i = 0; i < num_modifiers; i++)
Data32(dpy, &modifiers_inout[i].modifiers, 4);
free(buff);
if (!_XReply(dpy, (xReply *)&reply, 0, xFalse))
{
UnlockDisplay(dpy);
SyncHandle();
return -1;
}
failed_mods = calloc(reply.num_modifiers, sizeof(xXIGrabModifierInfo));
if (!failed_mods)
return -1;
_XRead(dpy, (char*)failed_mods, reply.num_modifiers * sizeof(xXIGrabModifierInfo));
for (i = 0; i < reply.num_modifiers; i++)
{
modifiers_inout[i].status = failed_mods[i].status;
modifiers_inout[i].modifiers = failed_mods[i].modifiers;
}
free(failed_mods);
UnlockDisplay(dpy);
SyncHandle();
return reply.num_modifiers;
}
int
XIGrabButton(Display* dpy, int deviceid, int button,
Window grab_window, Cursor cursor,
int grab_mode, int paired_device_mode,
Bool owner_events, XIEventMask *mask,
int num_modifiers, XIGrabModifiers *modifiers_inout)
{
return _XIPassiveGrabDevice(dpy, deviceid, XIGrabtypeButton, button,
grab_window, cursor, grab_mode,
paired_device_mode, owner_events, mask,
num_modifiers, modifiers_inout);
}
int
XIGrabKeycode(Display* dpy, int deviceid, int keycode,
Window grab_window, int grab_mode, int paired_device_mode,
Bool owner_events, XIEventMask *mask,
int num_modifiers, XIGrabModifiers *modifiers_inout)
{
return _XIPassiveGrabDevice(dpy, deviceid, XIGrabtypeKeycode, keycode,
grab_window, None, grab_mode, paired_device_mode,
owner_events, mask, num_modifiers,
modifiers_inout);
}
int
XIGrabEnter(Display *dpy, int deviceid, Window grab_window, Cursor cursor,
int grab_mode, int paired_device_mode, Bool owner_events,
XIEventMask *mask, int num_modifiers,
XIGrabModifiers *modifiers_inout)
{
return _XIPassiveGrabDevice(dpy, deviceid, XIGrabtypeEnter, 0,
grab_window, cursor, grab_mode, paired_device_mode,
owner_events, mask, num_modifiers,
modifiers_inout);
}
int
XIGrabFocusIn(Display *dpy, int deviceid, Window grab_window, int grab_mode,
int paired_device_mode, Bool owner_events, XIEventMask *mask,
int num_modifiers, XIGrabModifiers *modifiers_inout)
{
return _XIPassiveGrabDevice(dpy, deviceid, XIGrabtypeFocusIn, 0,
grab_window, None, grab_mode, paired_device_mode,
owner_events, mask, num_modifiers,
modifiers_inout);
}
static int
_XIPassiveUngrabDevice(Display* dpy, int deviceid, int grabtype, int detail,
Window grab_window, int num_modifiers, XIGrabModifiers *modifiers)
{
xXIPassiveUngrabDeviceReq *req;
int i;
XExtDisplayInfo *extinfo = XInput_find_display(dpy);
LockDisplay(dpy);
if (_XiCheckExtInit(dpy, XInput_2_0, extinfo) == -1)
return -1;
GetReq(XIPassiveUngrabDevice, req);
req->reqType = extinfo->codes->major_opcode;
req->ReqType = X_XIPassiveUngrabDevice;
req->deviceid = deviceid;
req->grab_window = grab_window;
req->detail = detail;
req->num_modifiers = num_modifiers;
req->grab_type = grabtype;
SetReqLen(req, num_modifiers, num_modifiers);
for (i = 0; i < num_modifiers; i++)
Data32(dpy, &modifiers[i].modifiers, 4);
UnlockDisplay(dpy);
SyncHandle();
return Success;
}
int
XIUngrabButton(Display* display, int deviceid, int button,Window grab_window,
int num_modifiers, XIGrabModifiers *modifiers)
{
return _XIPassiveUngrabDevice(display, deviceid, XIGrabtypeButton, button,
grab_window, num_modifiers, modifiers);
}
int
XIUngrabKeycode(Display* display, int deviceid, int keycode, Window grab_window,
int num_modifiers, XIGrabModifiers *modifiers)
{
return _XIPassiveUngrabDevice(display, deviceid, XIGrabtypeKeycode, keycode,
grab_window, num_modifiers, modifiers);
}
int
XIUngrabEnter(Display* display, int deviceid, Window grab_window,
int num_modifiers, XIGrabModifiers *modifiers)
{
return _XIPassiveUngrabDevice(display, deviceid, XIGrabtypeEnter, 0,
grab_window, num_modifiers, modifiers);
}
int
XIUngrabFocusIn(Display* display, int deviceid, Window grab_window,
int num_modifiers, XIGrabModifiers *modifiers)
{
return _XIPassiveUngrabDevice(display, deviceid, XIGrabtypeFocusIn, 0,
grab_window, num_modifiers, modifiers);
}