diff options
Diffstat (limited to 'xorg-server/dix/events.c')
| -rw-r--r-- | xorg-server/dix/events.c | 107 |
1 files changed, 86 insertions, 21 deletions
diff --git a/xorg-server/dix/events.c b/xorg-server/dix/events.c index 1a427ea55..f4006e54c 100644 --- a/xorg-server/dix/events.c +++ b/xorg-server/dix/events.c @@ -2040,31 +2040,29 @@ DeliverToWindowOwner(DeviceIntPtr dev, WindowPtr win, return EVENT_NOT_DELIVERED;
}
+
/**
- * Deliver events to clients registered on the window.
+ * Get the list of clients that should be tried for event delivery on the
+ * given window.
*
- * @param client_return On successful delivery, set to the recipient.
- * @param mask_return On successful delivery, set to the recipient's event
- * mask for this event.
+ * @return 1 if the client list should be traversed, zero if the event
+ * should be skipped.
*/
-static enum EventDeliveryState
-DeliverEventToClients(DeviceIntPtr dev, WindowPtr win, xEvent *events,
- int count, Mask filter, GrabPtr grab,
- ClientPtr *client_return, Mask *mask_return)
+static Bool
+GetClientsForDelivery(DeviceIntPtr dev, WindowPtr win,
+ xEvent *events, Mask filter, InputClients **clients)
{
- int attempt;
- enum EventDeliveryState rc = EVENT_SKIP;
- InputClients *other;
+ int rc = 0;
if (core_get_type(events) != 0)
- other = (InputClients *)wOtherClients(win);
+ *clients = (InputClients *)wOtherClients(win);
else if (xi2_get_type(events) != 0)
{
OtherInputMasks *inputMasks = wOtherInputMasks(win);
/* Has any client selected for the event? */
if (!GetWindowXI2Mask(dev, win, events))
goto out;
- other = inputMasks->inputClients;
+ *clients = inputMasks->inputClients;
} else {
OtherInputMasks *inputMasks = wOtherInputMasks(win);
/* Has any client selected for the event? */
@@ -2072,20 +2070,36 @@ DeliverEventToClients(DeviceIntPtr dev, WindowPtr win, xEvent *events, !(inputMasks->inputEvents[dev->id] & filter))
goto out;
- other = inputMasks->inputClients;
+ *clients = inputMasks->inputClients;
}
- rc = EVENT_NOT_DELIVERED;
+ rc = 1;
+out:
+ return rc;
+}
+
+/**
+ * Try delivery on each client in inputclients, provided the event mask
+ * accepts it and there is no interfering core grab..
+ */
+static enum EventDeliveryState
+DeliverEventToInputClients(DeviceIntPtr dev, InputClients *inputclients,
+ WindowPtr win, xEvent *events,
+ int count, Mask filter, GrabPtr grab,
+ ClientPtr *client_return, Mask *mask_return)
+{
+ int attempt;
+ enum EventDeliveryState rc = EVENT_NOT_DELIVERED;
- for (; other; other = other->next)
+ for (; inputclients; inputclients = inputclients->next)
{
Mask mask;
- ClientPtr client = rClient(other);
+ ClientPtr client = rClient(inputclients);
if (IsInterferingGrab(client, dev, events))
continue;
- mask = GetEventMask(dev, events, other);
+ mask = GetEventMask(dev, events, inputclients);
if (XaceHook(XACE_RECEIVE_ACCESS, client, win,
events, count))
@@ -2106,12 +2120,34 @@ DeliverEventToClients(DeviceIntPtr dev, WindowPtr win, xEvent *events, }
}
-out:
return rc;
}
/**
+ * Deliver events to clients registered on the window.
+ *
+ * @param client_return On successful delivery, set to the recipient.
+ * @param mask_return On successful delivery, set to the recipient's event
+ * mask for this event.
+ */
+static enum EventDeliveryState
+DeliverEventToWindowMask(DeviceIntPtr dev, WindowPtr win, xEvent *events,
+ int count, Mask filter, GrabPtr grab,
+ ClientPtr *client_return, Mask *mask_return)
+{
+ InputClients *clients;
+
+ if (!GetClientsForDelivery(dev, win, events, filter, &clients))
+ return EVENT_SKIP;
+
+ return DeliverEventToInputClients(dev, clients, win, events, count, filter,
+ grab, client_return, mask_return);
+
+}
+
+
+/**
* Deliver events to a window. At this point, we do not yet know if the event
* actually needs to be delivered. May activate a grab if the event is a
* button press.
@@ -2173,8 +2209,8 @@ DeliverEventsToWindow(DeviceIntPtr pDev, WindowPtr pWin, xEvent {
enum EventDeliveryState rc;
- rc = DeliverEventToClients(pDev, pWin, pEvents, count, filter, grab,
- &client, &deliveryMask);
+ rc = DeliverEventToWindowMask(pDev, pWin, pEvents, count, filter,
+ grab, &client, &deliveryMask);
switch(rc)
{
@@ -2210,6 +2246,35 @@ DeliverEventsToWindow(DeviceIntPtr pDev, WindowPtr pWin, xEvent return nondeliveries;
}
+void
+DeliverRawEvent(RawDeviceEvent *ev, DeviceIntPtr device)
+{
+ GrabPtr grab = device->deviceGrab.grab;
+
+ if (grab)
+ DeliverGrabbedEvent((InternalEvent*)ev, device, FALSE);
+ else { /* deliver to all root windows */
+ xEvent *xi;
+ int i;
+ int filter;
+
+ i = EventToXI2((InternalEvent*)ev, (xEvent**)&xi);
+ if (i != Success)
+ {
+ ErrorF("[Xi] %s: XI2 conversion failed in %s (%d)\n",
+ __func__, device->name, i);
+ return;
+ }
+
+ filter = GetEventFilter(device, xi);
+
+ for (i = 0; i < screenInfo.numScreens; i++)
+ DeliverEventsToWindow(device, screenInfo.screens[i]->root, xi, 1,
+ filter, NullGrab);
+ free(xi);
+ }
+}
+
/* If the event goes to dontClient, don't send it and return 0. if
send works, return 1 or if send didn't work, return 2.
Only works for core events.
|