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authorPeter Hutterer <peter.hutterer@who-t.net>2011-12-14 13:51:12 +1000
committerPeter Hutterer <peter.hutterer@who-t.net>2011-12-19 09:08:32 +1000
commit93c2a1628a9f6e7480d834bf55c080997fd18911 (patch)
tree87564347d84228e3160d44735078d690fb51bb79
parent3390d3fc0347947796aa245d70fefecf59b7bfe4 (diff)
Hook up the ownership events
This patch applies most of the protocol conversions and the internal event type for ownership events. Note that ownership events are generated by the DIX only, they do not pass through the event queue. Co-authored-by: Daniel Stone <daniel@fooishbar.org> Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net> Reviewed-by: Chase Douglas <chase.douglas@canonical.com>
-rw-r--r--Xi/extinit.c20
-rw-r--r--dix/eventconvert.c27
-rw-r--r--dix/events.c7
-rw-r--r--include/events.h1
-rw-r--r--include/eventstr.h20
-rw-r--r--mi/mieq.c3
6 files changed, 78 insertions, 0 deletions
diff --git a/Xi/extinit.c b/Xi/extinit.c
index 0b7bc3424..a81c8f1ff 100644
--- a/Xi/extinit.c
+++ b/Xi/extinit.c
@@ -829,6 +829,22 @@ static void SRawEvent(xXIRawEvent *from, xXIRawEvent *to)
swaps(&to->valuators_len);
}
+static void STouchOwnershipEvent(xXITouchOwnershipEvent *from,
+ xXITouchOwnershipEvent *to)
+{
+ *to = *from;
+ swaps(&to->sequenceNumber);
+ swapl(&to->length);
+ swaps(&to->evtype);
+ swaps(&to->deviceid);
+ swapl(&to->time);
+ swaps(&to->sourceid);
+ swapl(&to->touchid);
+ swapl(&to->flags);
+ swapl(&to->root);
+ swapl(&to->event);
+ swapl(&to->child);
+}
/** Event swapping function for XI2 events. */
void
@@ -863,6 +879,10 @@ XI2EventSwap(xGenericEvent *from, xGenericEvent *to)
case XI_TouchEnd:
SDeviceEvent((xXIDeviceEvent*)from, (xXIDeviceEvent*)to);
break;
+ case XI_TouchOwnership:
+ STouchOwnershipEvent((xXITouchOwnershipEvent*)from,
+ (xXITouchOwnershipEvent*)to);
+ break;
case XI_RawMotion:
case XI_RawKeyPress:
case XI_RawKeyRelease:
diff --git a/dix/eventconvert.c b/dix/eventconvert.c
index 582769ad8..017c87190 100644
--- a/dix/eventconvert.c
+++ b/dix/eventconvert.c
@@ -58,6 +58,7 @@ static int eventToKeyButtonPointer(DeviceEvent *ev, xEvent **xi, int *count);
static int eventToDeviceChanged(DeviceChangedEvent *ev, xEvent **dcce);
static int eventToDeviceEvent(DeviceEvent *ev, xEvent **xi);
static int eventToRawEvent(RawDeviceEvent *ev, xEvent **xi);
+static int eventToTouchOwnershipEvent(TouchOwnershipEvent *ev, xEvent **xi);
/* Do not use, read comments below */
BOOL EventIsKeyRepeat(xEvent *event);
@@ -164,6 +165,7 @@ EventToCore(InternalEvent *event, xEvent **core_out, int *count_out)
case ET_TouchBegin:
case ET_TouchUpdate:
case ET_TouchEnd:
+ case ET_TouchOwnership:
ret = BadMatch;
break;
default:
@@ -220,6 +222,7 @@ EventToXI(InternalEvent *ev, xEvent **xi, int *count)
case ET_TouchBegin:
case ET_TouchUpdate:
case ET_TouchEnd:
+ case ET_TouchOwnership:
*count = 0;
*xi = NULL;
return BadMatch;
@@ -265,6 +268,8 @@ EventToXI2(InternalEvent *ev, xEvent **xi)
case ET_TouchUpdate:
case ET_TouchEnd:
return eventToDeviceEvent(&ev->device_event, xi);
+ case ET_TouchOwnership:
+ return eventToTouchOwnershipEvent(&ev->touch_ownership_event, xi);
case ET_ProximityIn:
case ET_ProximityOut:
*xi = NULL;
@@ -722,6 +727,27 @@ eventToDeviceEvent(DeviceEvent *ev, xEvent **xi)
}
static int
+eventToTouchOwnershipEvent(TouchOwnershipEvent *ev, xEvent **xi)
+{
+ int len = sizeof(xXITouchOwnershipEvent);
+ xXITouchOwnershipEvent *xtoe;
+
+ *xi = calloc(1, len);
+ xtoe = (xXITouchOwnershipEvent*)*xi;
+ xtoe->type = GenericEvent;
+ xtoe->extension = IReqCode;
+ xtoe->length = bytes_to_int32(len - sizeof(xEvent));
+ xtoe->evtype = GetXI2Type(ev->type);
+ xtoe->deviceid = ev->deviceid;
+ xtoe->time = ev->time;
+ xtoe->sourceid = ev->sourceid;
+ xtoe->touchid = ev->touchid;
+ xtoe->flags = 0; /* we don't have wire flags for ownership yet */
+
+ return Success;
+}
+
+static int
eventToRawEvent(RawDeviceEvent *ev, xEvent **xi)
{
xXIRawEvent* raw;
@@ -844,6 +870,7 @@ GetXI2Type(enum EventType type)
case ET_TouchBegin: xi2type = XI_TouchBegin; break;
case ET_TouchEnd: xi2type = XI_TouchEnd; break;
case ET_TouchUpdate: xi2type = XI_TouchUpdate; break;
+ case ET_TouchOwnership: xi2type = XI_TouchOwnership; break;
default:
break;
}
diff --git a/dix/events.c b/dix/events.c
index f80b8fddf..f8ea94f8e 100644
--- a/dix/events.c
+++ b/dix/events.c
@@ -2476,6 +2476,13 @@ FixUpEventFromWindow(
event->root = RootWindow(pSprite)->drawable.id;
event->event = pWin->drawable.id;
+
+ if (evtype == XI_TouchOwnership)
+ {
+ event->child = child;
+ return;
+ }
+
if (pSprite->hot.pScreen == pWin->drawable.pScreen)
{
event->event_x = event->root_x - FP1616(pWin->drawable.x, 0);
diff --git a/include/events.h b/include/events.h
index 375173adc..222cc3d19 100644
--- a/include/events.h
+++ b/include/events.h
@@ -26,6 +26,7 @@
#define EVENTS_H
typedef struct _DeviceEvent DeviceEvent;
typedef struct _DeviceChangedEvent DeviceChangedEvent;
+typedef struct _TouchOwnershipEvent TouchOwnershipEvent;
#if XFreeXDGA
typedef struct _DGAEvent DGAEvent;
#endif
diff --git a/include/eventstr.h b/include/eventstr.h
index 332307374..e4410a79f 100644
--- a/include/eventstr.h
+++ b/include/eventstr.h
@@ -53,6 +53,7 @@ enum EventType {
ET_TouchBegin,
ET_TouchUpdate,
ET_TouchEnd,
+ ET_TouchOwnership,
ET_Enter,
ET_Leave,
ET_FocusIn,
@@ -123,6 +124,24 @@ struct _DeviceEvent
uint32_t flags; /**< Flags to be copied into the generated event */
};
+/**
+ * Generated internally whenever a touch ownership chain changes - an owner
+ * has accepted or rejected a touch, or a grab/event selection in the delivery
+ * chain has been removed.
+ */
+struct _TouchOwnershipEvent
+{
+ unsigned char header; /**< Always ET_Internal */
+ enum EventType type; /**< One of EventType */
+ int length; /**< Length in bytes */
+ Time time; /**< Time in ms */
+ int deviceid; /**< Device to post this event for */
+ int sourceid; /**< The physical source device */
+ uint32_t touchid; /**< Touch ID (client_id) */
+ uint8_t reason; /**< ::XIAcceptTouch, ::XIRejectTouch */
+ uint32_t resource; /**< Provoking grab or event selection */
+ uint32_t flags; /**< Flags to be copied into the generated event */
+};
/* Flags used in DeviceChangedEvent to signal if the slave has changed */
#define DEVCHANGE_SLAVE_SWITCH 0x2
@@ -238,6 +257,7 @@ union _InternalEvent {
} any;
DeviceEvent device_event;
DeviceChangedEvent changed_event;
+ TouchOwnershipEvent touch_ownership_event;
#if XFreeXDGA
DGAEvent dga_event;
#endif
diff --git a/mi/mieq.c b/mi/mieq.c
index 8335289c5..ea8bcf044 100644
--- a/mi/mieq.c
+++ b/mi/mieq.c
@@ -375,6 +375,9 @@ ChangeDeviceID(DeviceIntPtr dev, InternalEvent* event)
case ET_TouchEnd:
event->device_event.deviceid = dev->id;
break;
+ case ET_TouchOwnership:
+ event->touch_ownership_event.deviceid = dev->id;
+ break;
#if XFreeXDGA
case ET_DGAEvent:
break;