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dix: hook up passive grabs and pointer emulated passive grabs 

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Chase Douglas <chase.douglas@canonical.com>
This commit is contained in:
Peter Hutterer 2011-12-15 07:48:49 +10:00
parent 5b169cb695
commit cd3de8324e
3 changed files with 60 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

37
dix/events.c
View File

@ -152,6 +152,7 @@ typedef const char *string;
#include "eventstr.h"
#include "enterleave.h"
#include "eventconvert.h"
#include "mi.h"
/* Extension events type numbering starts at EXTENSION_EVENT_BASE. */
#define NoSuchEvent 0x80000000 /* so doesn't match NoEventMask */
@ -1308,7 +1309,17 @@ ComputeFreezes(void)
event->root_x, event->root_y);
if (!CheckDeviceGrabs(replayDev, event, syncEvents.replayWin))
{
if (replayDev->focus && !IsPointerEvent((InternalEvent*)event))
if (IsTouchEvent((InternalEvent*)event))
{
InternalEvent *events = InitEventList(GetMaximumEventsNum());
int i, nev;
TouchPointInfoPtr ti = TouchFindByClientID(replayDev, event->touchid);
BUG_WARN(!ti);
nev = GetTouchOwnershipEvents(events, replayDev, ti, XIRejectTouch, ti->listeners[0].listener, 0);
for (i = 0; i < nev; i++)
mieqProcessDeviceEvent(replayDev, events + i, NULL);
ProcessInputEvents();
} else if (replayDev->focus && !IsPointerEvent((InternalEvent*)event))
DeliverFocusedEvent(replayDev, (InternalEvent*)event, w);
else
DeliverDeviceEvents(w, (InternalEvent*)event, NullGrab,
@ -1513,6 +1524,8 @@ DeactivatePointerGrab(DeviceIntPtr mouse)
Bool wasImplicit = (mouse->deviceGrab.fromPassiveGrab &&
mouse->deviceGrab.implicitGrab);
TouchRemovePointerGrab(mouse);
mouse->valuator->motionHintWindow = NullWindow;
mouse->deviceGrab.grab = NullGrab;
mouse->deviceGrab.sync.state = NOT_GRABBED;
@ -3829,6 +3842,7 @@ CheckPassiveGrab(DeviceIntPtr device, GrabPtr grab, InternalEvent *event,
DeviceIntPtr gdev;
XkbSrvInfoPtr xkbi = NULL;
enum MatchFlags match = 0;
int emulated_type = 0;
gdev = grab->modifierDevice;
if (grab->grabtype == CORE)
@ -3850,13 +3864,26 @@ CheckPassiveGrab(DeviceIntPtr device, GrabPtr grab, InternalEvent *event,
tempGrab->modifiersDetail.exact = xkbi ? xkbi->state.grab_mods : 0;
/* Check for XI2 and XI grabs first */
match = MatchForType(grab, tempGrab, XI2, GetXI2Type(event->any.type));
match = MatchForType(grab, tempGrab, XI2, event->any.type);
if (!match && IsTouchEvent(event) && (event->device_event.flags & TOUCH_POINTER_EMULATED))
{
emulated_type = TouchGetPointerEventType(event);
match = MatchForType(grab, tempGrab, XI2, emulated_type);
}
if (!match)
match = MatchForType(grab, tempGrab, XI, GetXIType(event->any.type));
match = MatchForType(grab, tempGrab, XI, event->any.type);
if (!match && emulated_type)
match = MatchForType(grab, tempGrab, XI, emulated_type);
if (!match && checkCore)
match = MatchForType(grab, tempGrab, CORE, GetCoreType(event->any.type));
{
match = MatchForType(grab, tempGrab, CORE, event->any.type);
if (!match && emulated_type)
match = MatchForType(grab, tempGrab, CORE, emulated_type);
}
if (!match || (grab->confineTo &&
(!grab->confineTo->realized ||
@ -3930,6 +3957,8 @@ CheckPassiveGrabsOnWindow(
break;
case ET_ButtonPress:
case ET_ButtonRelease:
case ET_TouchBegin:
case ET_TouchEnd:
tempGrab->detail.exact = event->device_event.detail.button;
break;
default:

26
dix/touch.c
View File

@ -910,3 +910,29 @@ TouchSetupListeners(DeviceIntPtr dev, TouchPointInfoPtr ti, InternalEvent *ev)
return;
}
}
/**
* Remove the touch pointer grab from the device. Called from AllowSome()
*/
void
TouchRemovePointerGrab(DeviceIntPtr dev)
{
TouchPointInfoPtr ti;
GrabPtr grab;
DeviceEvent *ev;
if (!dev->touch)
return;
grab = dev->deviceGrab.grab;
if (!grab)
return;
ev = dev->deviceGrab.sync.event;
if (!IsTouchEvent((InternalEvent*)ev))
return;
ti = TouchFindByClientID(dev, ev->touchid);
if (!ti)
return;
}

1
include/input.h
View File

@ -622,6 +622,7 @@ extern Bool TouchBuildDependentSpriteTrace(DeviceIntPtr dev, SpritePtr sprite);
extern int TouchConvertToPointerEvent(const InternalEvent *ev,
InternalEvent *motion, InternalEvent *button);
extern int TouchGetPointerEventType(const InternalEvent *ev);
extern void TouchRemovePointerGrab(DeviceIntPtr dev);
/* misc event helpers */
extern Mask GetEventMask(DeviceIntPtr dev, xEvent* ev, InputClientsPtr clients);