int
ProcXUngrabDeviceButton(ClientPtr client)
{
DeviceIntPtr dev;
DeviceIntPtr mdev;
WindowPtr pWin;
GrabPtr temporaryGrab;
int rc;
REQUEST(xUngrabDeviceButtonReq);
REQUEST_SIZE_MATCH(xUngrabDeviceButtonReq);
rc = dixLookupDevice(&dev, stuff->grabbed_device, client, DixGrabAccess);
if (rc != Success)
return rc;
if (dev->button == NULL)
return BadMatch;
if (stuff->modifier_device != UseXKeyboard) {
rc = dixLookupDevice(&mdev, stuff->modifier_device, client,
DixReadAccess);
if (rc != Success)
return BadDevice;
if (mdev->key == NULL)
return BadMatch;
}
else
mdev = PickKeyboard(client);
rc = dixLookupWindow(&pWin, stuff->grabWindow, client, DixSetAttrAccess);
if (rc != Success)
return rc;
if ((stuff->modifiers != AnyModifier) &&
(stuff->modifiers & ~AllModifiersMask))
return BadValue;
temporaryGrab = AllocGrab();
if (!temporaryGrab)
return BadAlloc;
temporaryGrab->resource = client->clientAsMask;
temporaryGrab->device = dev;
temporaryGrab->window = pWin;
temporaryGrab->type = DeviceButtonPress;
temporaryGrab->grabtype = XI;
temporaryGrab->modifierDevice = mdev;
temporaryGrab->modifiersDetail.exact = stuff->modifiers;
temporaryGrab->modifiersDetail.pMask = NULL;
temporaryGrab->detail.exact = stuff->button;
temporaryGrab->detail.pMask = NULL;
DeletePassiveGrabFromList(temporaryGrab);
FreeGrab(temporaryGrab);
return Success;
}
GrabPtr
CreateGrab(
int client,
DeviceIntPtr device,
DeviceIntPtr modDevice,
WindowPtr window,
enum InputLevel grabtype,
GrabMask *mask,
GrabParameters *param,
int type,
KeyCode keybut, /* key or button */
WindowPtr confineTo,
CursorPtr cursor)
{
GrabPtr grab;
grab = AllocGrab();
if (!grab)
return (GrabPtr)NULL;
grab->resource = FakeClientID(client);
grab->device = device;
grab->window = window;
grab->eventMask = mask->core; /* same for XI */
grab->deviceMask = 0;
grab->ownerEvents = param->ownerEvents;
grab->keyboardMode = param->this_device_mode;
grab->pointerMode = param->other_devices_mode;
grab->modifiersDetail.exact = param->modifiers;
grab->modifiersDetail.pMask = NULL;
grab->modifierDevice = modDevice;
grab->type = type;
grab->grabtype = grabtype;
grab->detail.exact = keybut;
grab->detail.pMask = NULL;
grab->confineTo = confineTo;
grab->cursor = cursor;
grab->next = NULL;
if (grabtype == XI2)
xi2mask_merge(grab->xi2mask, mask->xi2mask);
if (cursor)
cursor->refcnt++;
return grab;
}
int
ProcXIPassiveUngrabDevice(ClientPtr client)
{
DeviceIntPtr dev, mod_dev;
WindowPtr win;
GrabPtr tempGrab;
uint32_t *modifiers;
int i, rc;
REQUEST(xXIPassiveUngrabDeviceReq);
REQUEST_FIXED_SIZE(xXIPassiveUngrabDeviceReq,
((uint32_t) stuff->num_modifiers) << 2);
if (stuff->deviceid == XIAllDevices)
dev = inputInfo.all_devices;
else if (stuff->deviceid == XIAllMasterDevices)
dev = inputInfo.all_master_devices;
else {
rc = dixLookupDevice(&dev, stuff->deviceid, client, DixGrabAccess);
if (rc != Success)
return rc;
}
if (stuff->grab_type != XIGrabtypeButton &&
stuff->grab_type != XIGrabtypeKeycode &&
stuff->grab_type != XIGrabtypeEnter &&
stuff->grab_type != XIGrabtypeFocusIn &&
stuff->grab_type != XIGrabtypeTouchBegin) {
client->errorValue = stuff->grab_type;
return BadValue;
}
if ((stuff->grab_type == XIGrabtypeEnter ||
stuff->grab_type == XIGrabtypeFocusIn ||
stuff->grab_type == XIGrabtypeTouchBegin) && stuff->detail != 0) {
client->errorValue = stuff->detail;
return BadValue;
}
rc = dixLookupWindow(&win, stuff->grab_window, client, DixSetAttrAccess);
if (rc != Success)
return rc;
mod_dev = (IsFloating(dev)) ? dev : GetMaster(dev, MASTER_KEYBOARD);
tempGrab = AllocGrab(NULL);
if (!tempGrab)
return BadAlloc;
tempGrab->resource = client->clientAsMask;
tempGrab->device = dev;
tempGrab->window = win;
switch (stuff->grab_type) {
case XIGrabtypeButton:
tempGrab->type = XI_ButtonPress;
break;
case XIGrabtypeKeycode:
tempGrab->type = XI_KeyPress;
break;
case XIGrabtypeEnter:
tempGrab->type = XI_Enter;
break;
case XIGrabtypeFocusIn:
tempGrab->type = XI_FocusIn;
break;
case XIGrabtypeTouchBegin:
tempGrab->type = XI_TouchBegin;
break;
}
tempGrab->grabtype = XI2;
tempGrab->modifierDevice = mod_dev;
tempGrab->modifiersDetail.pMask = NULL;
tempGrab->detail.exact = stuff->detail;
tempGrab->detail.pMask = NULL;
modifiers = (uint32_t *) &stuff[1];
for (i = 0; i < stuff->num_modifiers; i++, modifiers++) {
tempGrab->modifiersDetail.exact = *modifiers;
DeletePassiveGrabFromList(tempGrab);
}
FreeGrab(tempGrab);
return Success;
}
