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input: replace GrabRec's coreGrab field with grabtype. 

Don't allow grabs of different types to override each other.

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
This commit is contained in:
Peter Hutterer 2009-04-12 16:19:45 +10:00
parent 7fbe1b7d63
commit 09f9a86077
7 changed files with 38 additions and 21 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
Xi/exevents.c
View File

@ -1415,7 +1415,7 @@ GrabButton(ClientPtr client, DeviceIntPtr dev, BYTE this_device_mode,
grab = CreateGrab(client->index, dev, pWin, eventMask,
(Bool) ownerEvents, (Bool) this_device_mode,
(Bool) other_devices_mode, modifier_device, modifiers,
DeviceButtonPress, button, confineTo, cursor);
DeviceButtonPress, GRABTYPE_XI, button, confineTo, cursor);
if (!grab)
return BadAlloc;
return AddPassiveGrabToList(client, grab);
@ -1470,8 +1470,8 @@ GrabKey(ClientPtr client, DeviceIntPtr dev, BYTE this_device_mode,
grab = CreateGrab(client->index, dev, pWin,
mask, ownerEvents, this_device_mode, other_devices_mode,
modifier_device, modifiers, DeviceKeyPress, key,
NullWindow, NullCursor);
modifier_device, modifiers, DeviceKeyPress, GRABTYPE_XI,
key, NullWindow, NullCursor);
if (!grab)
return BadAlloc;
return AddPassiveGrabToList(client, grab);

2
Xi/ungrdev.c
View File

@ -104,7 +104,7 @@ ProcXUngrabDevice(ClientPtr client)
time = ClientTimeToServerTime(stuff->time);
if ((CompareTimeStamps(time, currentTime) != LATER) &&
(CompareTimeStamps(time, dev->deviceGrab.grabTime) != EARLIER) &&
(grab) && SameClient(grab, client) && !grab->coreGrab)
(grab) && SameClient(grab, client) && grab->grabtype == GRABTYPE_XI)
(*dev->deviceGrab.DeactivateGrab) (dev);
return Success;
}

33
dix/events.c
View File

@ -2057,7 +2057,12 @@ DeliverEventsToWindow(DeviceIntPtr pDev, WindowPtr pWin, xEvent
tempGrab.pointerMode = GrabModeAsync;
tempGrab.confineTo = NullWindow;
tempGrab.cursor = NullCursor;
tempGrab.coreGrab = (type == ButtonPress);
if (type == ButtonPress)
tempGrab.grabtype = GRABTYPE_CORE;
else if (type == DeviceButtonPress)
tempGrab.grabtype = GRABTYPE_XI;
else
tempGrab.grabtype = GRABTYPE_XI2;
/* get the XI and XI2 device mask */
inputMasks = wOtherInputMasks(pWin);
@ -3298,7 +3303,7 @@ CheckPassiveGrabsOnWindow(
XkbSrvInfoPtr xkbi = NULL;
gdev= grab->modifierDevice;
if (grab->coreGrab)
if (grab->grabtype == GRABTYPE_CORE)
{
if (IsPointerDevice(device))
gdev = GetPairedDevice(device);
@ -3351,14 +3356,14 @@ CheckPassiveGrabsOnWindow(
* device.
*/
if (grab->coreGrab)
if (grab->grabtype == GRABTYPE_CORE)
{
DeviceIntPtr other;
BOOL interfering = FALSE;
for (other = inputInfo.devices; other; other = other->next)
{
GrabPtr othergrab = other->deviceGrab.grab;
if (othergrab && othergrab->coreGrab &&
if (othergrab && othergrab->grabtype == GRABTYPE_CORE &&
SameClient(grab, rClient(othergrab)) &&
((IsPointerDevice(grab->device) &&
IsPointerDevice(othergrab->device)) ||
@ -3679,7 +3684,7 @@ DeliverGrabbedEvent(InternalEvent *event, DeviceIntPtr thisDev,
sendCore = (thisDev->isMaster && thisDev->coreEvents);
/* try core event */
if (sendCore && grab->coreGrab)
if (sendCore && grab->grabtype == GRABTYPE_CORE)
{
xEvent core;
@ -4428,7 +4433,7 @@ ProcGrabPointer(ClientPtr client)
rc = GrabDevice(client, device, stuff->pointerMode, stuff->keyboardMode,
stuff->grabWindow, stuff->ownerEvents, stuff->time,
stuff->eventMask, TRUE, stuff->cursor,
stuff->eventMask, GRABTYPE_CORE, stuff->cursor,
stuff->confineTo, &rep.status);
if (rc != Success)
return rc;
@ -4547,7 +4552,7 @@ int
GrabDevice(ClientPtr client, DeviceIntPtr dev,
unsigned pointer_mode, unsigned keyboard_mode, Window grabWindow,
unsigned ownerEvents, Time ctime, Mask mask,
Bool coreGrab, Cursor curs, Window confineToWin, CARD8 *status)
int grabtype, Cursor curs, Window confineToWin, CARD8 *status)
{
WindowPtr pWin, confineTo;
GrabPtr grab;
@ -4610,6 +4615,8 @@ GrabDevice(ClientPtr client, DeviceIntPtr dev,
time = ClientTimeToServerTime(ctime);
grab = grabInfo->grab;
if (grab && grab->grabtype != grabtype)
*status = AlreadyGrabbed;
if (grab && !SameClient(grab, client))
*status = AlreadyGrabbed;
else if ((!pWin->realized) ||
@ -4640,7 +4647,7 @@ GrabDevice(ClientPtr client, DeviceIntPtr dev,
tempGrab.device = dev;
tempGrab.cursor = cursor;
tempGrab.confineTo = confineTo;
tempGrab.coreGrab = coreGrab;
tempGrab.grabtype = grabtype;
(*grabInfo->ActivateGrab)(dev, &tempGrab, time, FALSE);
*status = GrabSuccess;
}
@ -4665,7 +4672,7 @@ ProcGrabKeyboard(ClientPtr client)
memset(&rep, 0, sizeof(xGrabKeyboardReply));
result = GrabDevice(client, keyboard, stuff->pointerMode,
stuff->keyboardMode, stuff->grabWindow, stuff->ownerEvents,
stuff->time, KeyPressMask | KeyReleaseMask, TRUE, None, None,
stuff->time, KeyPressMask | KeyReleaseMask, GRABTYPE_CORE, None, None,
&rep.status);
if (result != Success)
@ -4698,7 +4705,7 @@ ProcUngrabKeyboard(ClientPtr client)
time = ClientTimeToServerTime(stuff->id);
if ((CompareTimeStamps(time, currentTime) != LATER) &&
(CompareTimeStamps(time, device->deviceGrab.grabTime) != EARLIER) &&
(grab) && SameClient(grab, client) && grab->coreGrab)
(grab) && SameClient(grab, client) && grab->grabtype == GRABTYPE_CORE)
(*device->deviceGrab.DeactivateGrab)(device);
return Success;
}
@ -5038,7 +5045,7 @@ ProcGrabKey(ClientPtr client)
grab = CreateGrab(client->index, keybd, pWin,
(Mask)(KeyPressMask | KeyReleaseMask), (Bool)stuff->ownerEvents,
(Bool)stuff->keyboardMode, (Bool)stuff->pointerMode,
keybd, stuff->modifiers, KeyPress, stuff->key,
keybd, stuff->modifiers, KeyPress, GRABTYPE_CORE, stuff->key,
NullWindow, NullCursor);
if (!grab)
return BadAlloc;
@ -5130,7 +5137,7 @@ ProcGrabButton(ClientPtr client)
grab = CreateGrab(client->index, ptr, pWin,
(Mask)stuff->eventMask, (Bool)stuff->ownerEvents,
(Bool) stuff->keyboardMode, (Bool)stuff->pointerMode,
modifierDevice, stuff->modifiers, ButtonPress,
modifierDevice, stuff->modifiers, ButtonPress, GRABTYPE_CORE,
stuff->button, confineTo, cursor);
if (!grab)
return BadAlloc;
@ -5564,7 +5571,7 @@ PickPointer(ClientPtr client)
for(it = inputInfo.devices; it; it = it->next)
{
GrabPtr grab = it->deviceGrab.grab;
if (grab && grab->coreGrab && SameClient(grab, client))
if (grab && grab->grabtype == GRABTYPE_CORE && SameClient(grab, client))
{
if (!IsPointerDevice(it))
it = GetPairedDevice(it);

7
dix/grabs.c
View File

@ -76,6 +76,7 @@ CreateGrab(
DeviceIntPtr modDevice,
unsigned short modifiers,
int type,
int grabtype,
KeyCode keybut, /* key or button */
WindowPtr confineTo,
CursorPtr cursor)
@ -87,7 +88,6 @@ CreateGrab(
return (GrabPtr)NULL;
grab->resource = FakeClientID(client);
grab->device = device;
grab->coreGrab = (type < LASTEvent);
grab->window = window;
grab->eventMask = eventMask;
grab->deviceMask = 0;
@ -98,6 +98,7 @@ CreateGrab(
grab->modifiersDetail.pMask = NULL;
grab->modifierDevice = modDevice;
grab->type = type;
grab->grabtype = grabtype;
grab->detail.exact = keybut;
grab->detail.pMask = NULL;
grab->confineTo = confineTo;
@ -411,7 +412,8 @@ DeletePassiveGrabFromList(GrabPtr pMinuendGrab)
grab = grab->next)
{
if ((CLIENT_BITS(grab->resource) != CLIENT_BITS(pMinuendGrab->resource)) ||
!GrabMatchesSecond(grab, pMinuendGrab, (grab->coreGrab)))
!GrabMatchesSecond(grab, pMinuendGrab,
(grab->grabtype == GRABTYPE_CORE)))
continue;
if (GrabSupersedesSecond(pMinuendGrab, grab))
{
@ -442,6 +444,7 @@ DeletePassiveGrabFromList(GrabPtr pMinuendGrab)
(Bool)grab->pointerMode,
grab->modifierDevice,
AnyModifier, (int)grab->type,
grab->grabtype,
pMinuendGrab->detail.exact,
grab->confineTo, grab->cursor);
if (!pNewGrab)

2
include/dix.h
View File

@ -434,7 +434,7 @@ extern int GrabDevice(
unsigned /* ownerEvents */,
Time /* ctime */,
Mask /* mask */,
Bool /* coreGrab */,
int /* grabtype */,
Cursor /* curs */,
Window /* confineToWin */,
CARD8 * /* status */);

1
include/dixgrabs.h
View File

@ -37,6 +37,7 @@ extern _X_EXPORT GrabPtr CreateGrab(
DeviceIntPtr /* modDevice */,
unsigned short /* modifiers */,
int /* type */,
int /* grabtype */,
KeyCode /* keybut */,
WindowPtr /* confineTo */,
CursorPtr /* cursor */);

8
include/inputstr.h
View File

@ -150,6 +150,12 @@ typedef struct _DetailRec { /* Grab details may be bit masks */
Mask *pMask;
} DetailRec;
typedef enum {
GRABTYPE_CORE,
GRABTYPE_XI,
GRABTYPE_XI2
} GrabType;
/**
* Central struct for device grabs.
* The same struct is used for both core grabs and device grabs, with
@ -171,7 +177,7 @@ typedef struct _GrabRec {
unsigned ownerEvents:1;
unsigned keyboardMode:1;
unsigned pointerMode:1;
unsigned coreGrab:1; /* grab is on core device */
GrabType grabtype;
CARD8 type; /* event type */
DetailRec modifiersDetail;
DeviceIntPtr modifierDevice;