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authormarha <marha@users.sourceforge.net>2009-09-09 05:23:48 +0000
committermarha <marha@users.sourceforge.net>2009-09-09 05:23:48 +0000
commit81f91c615982e50bb62708201569c33a3cd3d973 (patch)
tree4f32ecc48a3b7b5e76642f3792338263c53879bd /xorg-server/mi/mieq.c
parentb571a562410f565af2bdde52d9f7f9a23ffae04f (diff)
parenta915739887477b28d924ecc8417ee107d125bd6c (diff)
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svn merge https://vcxsrv.svn.sourceforge.net/svnroot/vcxsrv/branches/released .
Diffstat (limited to 'xorg-server/mi/mieq.c')
-rw-r--r--xorg-server/mi/mieq.c357
1 files changed, 171 insertions, 186 deletions
diff --git a/xorg-server/mi/mieq.c b/xorg-server/mi/mieq.c
index 213ad5b40..1b81e4d99 100644
--- a/xorg-server/mi/mieq.c
+++ b/xorg-server/mi/mieq.c
@@ -36,7 +36,6 @@ in this Software without prior written authorization from The Open Group.
#include <dix-config.h>
#endif
-# define NEED_EVENTS
# include <X11/X.h>
# include <X11/Xmd.h>
# include <X11/Xproto.h>
@@ -52,11 +51,11 @@ in this Software without prior written authorization from The Open Group.
# include <X11/extensions/geproto.h>
# include "extinit.h"
# include "exglobals.h"
+# include "eventstr.h"
#ifdef DPMSExtension
# include "dpmsproc.h"
-# define DPMS_SERVER
-# include <X11/extensions/dpms.h>
+# include <X11/extensions/dpmsconst.h>
#endif
#define QUEUE_SIZE 512
@@ -66,7 +65,6 @@ in this Software without prior written authorization from The Open Group.
typedef struct _Event {
EventListPtr events;
- int nevents;
ScreenPtr pScreen;
DeviceIntPtr pDev; /* device this event _originated_ from */
} EventRec, *EventPtr;
@@ -80,7 +78,6 @@ typedef struct _EventQueue {
} EventQueueRec, *EventQueuePtr;
static EventQueueRec miEventQueue;
-static EventListPtr masterEvents; /* for use in mieqProcessInputEvents */
#ifdef XQUARTZ
#include <pthread.h>
@@ -113,22 +110,12 @@ mieqInit(void)
miEventQueue.handlers[i] = NULL;
for (i = 0; i < QUEUE_SIZE; i++)
{
- EventListPtr evlist = InitEventList(1 + MAX_VALUATOR_EVENTS);
+ EventListPtr evlist = InitEventList(1);
if (!evlist)
FatalError("Could not allocate event queue.\n");
miEventQueue.events[i].events = evlist;
}
- /* XXX: mE is just 1 event long, if we have Motion + Valuator they are
- * squashed into the first event to make passing it into the event
- * processing handlers easier. This should be fixed when the processing
- * handlers switch to EventListPtr instead of xEvent */
- masterEvents = InitEventList(1);
- if (!masterEvents)
- FatalError("Could not allocated MD event queue.\n");
- SetMinimumEventSize(masterEvents, 1,
- (1 + MAX_VALUATOR_EVENTS) * sizeof(xEvent));
-
SetInputCheck(&miEventQueue.head, &miEventQueue.tail);
return TRUE;
}
@@ -140,7 +127,7 @@ mieqResizeEvents(int min_size)
int i;
for (i = 0; i < QUEUE_SIZE; i++)
- SetMinimumEventSize(miEventQueue.events[i].events, 7, min_size);
+ SetMinimumEventSize(miEventQueue.events[i].events, 1, min_size);
}
/*
@@ -151,92 +138,50 @@ mieqResizeEvents(int min_size)
*/
void
-mieqEnqueue(DeviceIntPtr pDev, xEvent *e)
+mieqEnqueue(DeviceIntPtr pDev, InternalEvent *e)
{
unsigned int oldtail = miEventQueue.tail;
EventListPtr evt;
int isMotion = 0;
int evlen;
+ Time time;
#ifdef XQUARTZ
wait_for_server_init();
pthread_mutex_lock(&miEventQueueMutex);
#endif
+ CHECKEVENT(e);
+
/* avoid merging events from different devices */
- if (e->u.u.type == MotionNotify)
+ if (e->any.type == ET_Motion)
isMotion = pDev->id;
- else if (e->u.u.type == DeviceMotionNotify)
- isMotion = pDev->id | (1 << 8); /* flag to indicate DeviceMotion */
-
- /* We silently steal valuator events: just tack them on to the last
- * motion event they need to be attached to. Sigh. */
- if (e->u.u.type == DeviceValuator) {
- deviceValuator *v = (deviceValuator *) e;
- EventPtr laste;
- deviceKeyButtonPointer *lastkbp;
-
- laste = &miEventQueue.events[(oldtail - 1) % QUEUE_SIZE];
- lastkbp = (deviceKeyButtonPointer *) laste->events->event;
-
- if (laste->nevents > 6) {
-#ifdef XQUARTZ
- pthread_mutex_unlock(&miEventQueueMutex);
-#endif
-
- ErrorF("[mi] mieqEnqueue: more than six valuator events; dropping.\n");
- return;
- }
- if (oldtail == miEventQueue.head ||
- !(lastkbp->type == DeviceMotionNotify ||
- lastkbp->type == DeviceButtonPress ||
- lastkbp->type == DeviceButtonRelease ||
- lastkbp->type == ProximityIn ||
- lastkbp->type == ProximityOut) ||
- ((lastkbp->deviceid & DEVICE_BITS) !=
- (v->deviceid & DEVICE_BITS))) {
-#ifdef XQUARTZ
- pthread_mutex_unlock(&miEventQueueMutex);
-#endif
- ErrorF("[mi] mieqEnequeue: out-of-order valuator event; dropping.\n");
- return;
- }
-
- memcpy((laste->events[laste->nevents++].event), e, sizeof(xEvent));
-#ifdef XQUARTZ
- pthread_mutex_unlock(&miEventQueueMutex);
-#endif
- return;
- }
if (isMotion && isMotion == miEventQueue.lastMotion &&
oldtail != miEventQueue.head) {
- oldtail = (oldtail - 1) % QUEUE_SIZE;
+ oldtail = (oldtail - 1) % QUEUE_SIZE;
}
else {
- static int stuck = 0;
- /* Toss events which come in late. Usually this means your server's
+ static int stuck = 0;
+ /* Toss events which come in late. Usually this means your server's
* stuck in an infinite loop somewhere, but SIGIO is still getting
* handled. */
- if (((oldtail + 1) % QUEUE_SIZE) == miEventQueue.head) {
- ErrorF("[mi] EQ overflowing. The server is probably stuck "
- "in an infinite loop.\n");
- if (!stuck) {
- xorg_backtrace();
- stuck = 1;
- }
+ if (((oldtail + 1) % QUEUE_SIZE) == miEventQueue.head) {
+ if (!stuck) {
+ ErrorF("[mi] EQ overflowing. The server is probably stuck "
+ "in an infinite loop.\n");
+ xorg_backtrace();
+ stuck = 1;
+ }
#ifdef XQUARTZ
- pthread_mutex_unlock(&miEventQueueMutex);
+ pthread_mutex_unlock(&miEventQueueMutex);
#endif
- return;
+ return;
}
- stuck = 0;
+ stuck = 0;
}
- evlen = sizeof(xEvent);
- if (e->u.u.type == GenericEvent)
- evlen += ((xGenericEvent*)e)->length * 4;
-
+ evlen = e->any.length;
evt = miEventQueue.events[oldtail].events;
if (evt->evlen < evlen)
{
@@ -253,17 +198,16 @@ mieqEnqueue(DeviceIntPtr pDev, xEvent *e)
}
memcpy(evt->event, e, evlen);
- miEventQueue.events[oldtail].nevents = 1;
+ time = e->any.time;
/* Make sure that event times don't go backwards - this
* is "unnecessary", but very useful. */
- if (e->u.u.type != GenericEvent &&
- e->u.keyButtonPointer.time < miEventQueue.lastEventTime &&
- miEventQueue.lastEventTime - e->u.keyButtonPointer.time < 10000)
- evt->event->u.keyButtonPointer.time = miEventQueue.lastEventTime;
+ if (time < miEventQueue.lastEventTime &&
+ miEventQueue.lastEventTime - time < 10000)
+ e->any.time = miEventQueue.lastEventTime;
- miEventQueue.lastEventTime = evt->event->u.keyButtonPointer.time;
- miEventQueue.events[oldtail].pScreen = EnqueueScreen(pDev);
+ miEventQueue.lastEventTime = ((InternalEvent*)evt->event)->any.time;
+ miEventQueue.events[oldtail].pScreen = pDev ? EnqueueScreen(pDev) : NULL;
miEventQueue.events[oldtail].pDev = pDev;
miEventQueue.lastMotion = isMotion;
@@ -281,7 +225,7 @@ mieqSwitchScreen(DeviceIntPtr pDev, ScreenPtr pScreen, Bool fromDIX)
#endif
EnqueueScreen(pDev) = pScreen;
if (fromDIX)
- DequeueScreen(pDev) = pScreen;
+ DequeueScreen(pDev) = pScreen;
#ifdef XQUARTZ
pthread_mutex_unlock(&miEventQueueMutex);
#endif
@@ -307,86 +251,175 @@ mieqSetHandler(int event, mieqHandler handler)
* Change the device id of the given event to the given device's id.
*/
static void
-ChangeDeviceID(DeviceIntPtr dev, xEvent* event)
+ChangeDeviceID(DeviceIntPtr dev, InternalEvent* event)
{
- int type = event->u.u.type;
-
- if (type == DeviceKeyPress || type == DeviceKeyRelease ||
- type == DeviceButtonPress || type == DeviceButtonRelease ||
- type == DeviceMotionNotify || type == ProximityIn ||
- type == ProximityOut)
- ((deviceKeyButtonPointer*)event)->deviceid = dev->id;
- else if (type == DeviceValuator)
- ((deviceValuator*)event)->deviceid = dev->id;
- else if (type == GenericEvent)
+ switch(event->any.type)
{
- DebugF("[mi] Unknown generic event (%d/%d), cannot change id.\n",
- ((xGenericEvent*)event)->extension,
- ((xGenericEvent*)event)->evtype);
- } else
- DebugF("[mi] Unknown event type (%d), cannot change id.\n", type);
+ case ET_Motion:
+ case ET_KeyPress:
+ case ET_KeyRelease:
+ case ET_ButtonPress:
+ case ET_ButtonRelease:
+ case ET_ProximityIn:
+ case ET_ProximityOut:
+ case ET_Hierarchy:
+ case ET_DeviceChanged:
+ event->device.deviceid = dev->id;
+ break;
+#if XFreeXDGA
+ case ET_DGAEvent:
+ break;
+#endif
+ case ET_RawKeyPress:
+ case ET_RawKeyRelease:
+ case ET_RawButtonPress:
+ case ET_RawButtonRelease:
+ case ET_RawMotion:
+ event->raw.deviceid = dev->id;
+ break;
+ default:
+ ErrorF("[mi] Unknown event type (%d), cannot change id.\n",
+ event->any.type);
+ }
}
static void
-FixUpEventForMaster(DeviceIntPtr mdev, DeviceIntPtr sdev, xEvent* original,
- EventListPtr master, int count)
+FixUpEventForMaster(DeviceIntPtr mdev, DeviceIntPtr sdev,
+ InternalEvent* original, InternalEvent *master)
{
+ CHECKEVENT(original);
+ CHECKEVENT(master);
/* Ensure chained button mappings, i.e. that the detail field is the
* value of the mapped button on the SD, not the physical button */
- if (original->u.u.type == DeviceButtonPress || original->u.u.type == DeviceButtonRelease)
+ if (original->any.type == ET_ButtonPress ||
+ original->any.type == ET_ButtonRelease)
{
- int btn = original->u.u.detail;
+ int btn = original->device.detail.button;
if (!sdev->button)
return; /* Should never happen */
- master->event->u.u.detail = sdev->button->map[btn];
+ master->device.detail.button = sdev->button->map[btn];
}
}
/**
* Copy the given event into master.
- * @param mdev The master device
* @param sdev The slave device the original event comes from
* @param original The event as it came from the EQ
- * @param master The event after being copied
- * @param count Number of events in original.
+ * @param copy The event after being copied
+ * @return The master device or NULL if the device is a floating slave.
*/
-void
-CopyGetMasterEvent(DeviceIntPtr mdev, DeviceIntPtr sdev, xEvent* original,
- EventListPtr master, int count)
+DeviceIntPtr
+CopyGetMasterEvent(DeviceIntPtr sdev,
+ InternalEvent* original, InternalEvent *copy)
{
- int len = count * sizeof(xEvent);
-
- /* Assumption: GenericEvents always have count 1 */
+ DeviceIntPtr mdev;
+ int len = original->any.length;
- if (GEV(original)->type == GenericEvent)
- len += GEV(original)->length * 4;
+ CHECKEVENT(original);
- if (master->evlen < len)
- SetMinimumEventSize(master, 1, len);
+ if (!sdev->u.master)
+ return NULL;
- memcpy(master->event, original, len);
- while (count--)
+ switch(original->any.type)
{
- ChangeDeviceID(mdev, &master->event[count]);
- FixUpEventForMaster(mdev, sdev, original, master, count);
+ case ET_KeyPress:
+ case ET_KeyRelease:
+ mdev = GetMaster(sdev, MASTER_KEYBOARD);
+ break;
+ case ET_ButtonPress:
+ case ET_ButtonRelease:
+ case ET_Motion:
+ case ET_ProximityIn:
+ case ET_ProximityOut:
+ mdev = GetMaster(sdev, MASTER_POINTER);
+ break;
+ default:
+ mdev = sdev->u.master;
+ break;
}
+
+ memcpy(copy, original, len);
+ ChangeDeviceID(mdev, copy);
+ FixUpEventForMaster(mdev, sdev, original, copy);
+
+ return mdev;
}
-extern void
-CopyKeyClass(DeviceIntPtr device, DeviceIntPtr master);
+/**
+ * Post the given @event through the device hierarchy, as appropriate.
+ * Use this function if an event must be posted for a given device during the
+ * usual event processing cycle.
+ */
+void
+mieqProcessDeviceEvent(DeviceIntPtr dev,
+ InternalEvent *event,
+ ScreenPtr screen)
+{
+ mieqHandler handler;
+ int x = 0, y = 0;
+ DeviceIntPtr master;
+ InternalEvent mevent; /* master event */
+
+ CHECKEVENT(event);
+
+ /* Custom event handler */
+ handler = miEventQueue.handlers[event->any.type];
+
+ switch (event->any.type) {
+ /* Catch events that include valuator information and check if they
+ * are changing the screen */
+ case ET_Motion:
+ case ET_KeyPress:
+ case ET_KeyRelease:
+ case ET_ButtonPress:
+ case ET_ButtonRelease:
+ if (dev && screen && screen != DequeueScreen(dev) && !handler) {
+ DequeueScreen(dev) = screen;
+ x = event->device.root_x;
+ y = event->device.root_y;
+ NewCurrentScreen (dev, DequeueScreen(dev), x, y);
+ }
+ break;
+ default:
+ break;
+ }
+ master = CopyGetMasterEvent(dev, event, &mevent);
+
+ if (master)
+ master->u.lastSlave = dev;
+
+ /* If someone's registered a custom event handler, let them
+ * steal it. */
+ if (handler)
+ {
+ int screenNum = dev && DequeueScreen(dev) ? DequeueScreen(dev)->myNum : (screen ? screen->myNum : 0);
+ handler(screenNum, event, dev);
+ /* Check for the SD's master in case the device got detached
+ * during event processing */
+ if (master && dev->u.master)
+ handler(screenNum, &mevent, master);
+ } else
+ {
+ /* process slave first, then master */
+ dev->public.processInputProc(event, dev);
+
+ /* Check for the SD's master in case the device got detached
+ * during event processing */
+ if (master && dev->u.master)
+ master->public.processInputProc(&mevent, master);
+ }
+}
/* Call this from ProcessInputEvents(). */
void
mieqProcessInputEvents(void)
{
- mieqHandler handler;
EventRec *e = NULL;
- int x = 0, y = 0;
- int type, nevents, evlen, i;
+ int evlen;
ScreenPtr screen;
- static xEvent *event = NULL;
+ static InternalEvent *event = NULL;
static size_t event_size = 0;
DeviceIntPtr dev = NULL,
master = NULL;
@@ -398,19 +431,14 @@ mieqProcessInputEvents(void)
while (miEventQueue.head != miEventQueue.tail) {
e = &miEventQueue.events[miEventQueue.head];
- /* GenericEvents always have nevents == 1 */
- nevents = e->nevents;
- evlen = (nevents > 1) ? sizeof(xEvent) : e->events->evlen;
- if((nevents * evlen) > event_size) {
- event_size = nevents * evlen;
- event = (xEvent *)xrealloc(event, event_size);
- }
+ evlen = e->events->evlen;
+ if(evlen > event_size)
+ event = xrealloc(event, evlen);
if (!event)
FatalError("[mi] No memory left for event processing.\n");
- for (i = 0; i < nevents; i++)
- memcpy(&event[i], e->events[i].event, evlen);
+ memcpy(event, e->events->event, evlen);
dev = e->pDev;
@@ -421,9 +449,8 @@ mieqProcessInputEvents(void)
#ifdef XQUARTZ
pthread_mutex_unlock(&miEventQueueMutex);
#endif
-
- type = event->u.u.type;
- master = (!dev->isMaster && dev->u.master) ? dev->u.master : NULL;
+
+ master = (dev && !IsMaster(dev) && dev->u.master) ? dev->u.master : NULL;
if (screenIsSaved == SCREEN_SAVER_ON)
dixSaveScreens (serverClient, SCREEN_SAVER_OFF, ScreenSaverReset);
@@ -435,52 +462,10 @@ mieqProcessInputEvents(void)
DPMSSet(serverClient, DPMSModeOn);
#endif
- /* Custom event handler */
- handler = miEventQueue.handlers[type];
-
- if (screen != DequeueScreen(dev) && !handler) {
- /* Assumption - screen switching can only occur on motion events. */
- DequeueScreen(dev) = screen;
- x = event->u.keyButtonPointer.rootX;
- y = event->u.keyButtonPointer.rootY;
- NewCurrentScreen (dev, DequeueScreen(dev), x, y);
- }
- else {
- if (master) {
- /* Force a copy of the key class into the VCK so that the layout
- is transferred. */
- if (event->u.u.type == DeviceKeyPress ||
- event->u.u.type == DeviceKeyRelease)
- {
- if (!master->key)
- master = GetPairedDevice(master);
- CopyKeyClass(dev, master);
- }
-
- CopyGetMasterEvent(master, dev, event, masterEvents, nevents);
- }
-
- /* If someone's registered a custom event handler, let them
- * steal it. */
- if (handler)
- {
- handler(DequeueScreen(dev)->myNum, event, dev, nevents);
- if (master)
- handler(DequeueScreen(master)->myNum,
- masterEvents->event, master, nevents);
- } else
- {
- /* process slave first, then master */
- dev->public.processInputProc(event, dev, nevents);
-
- if (master)
- master->public.processInputProc(masterEvents->event, master,
- nevents);
- }
- }
+ mieqProcessDeviceEvent(dev, event, screen);
/* Update the sprite now. Next event may be from different device. */
- if (type == DeviceMotionNotify && dev->coreEvents)
+ if (event->any.type == ET_Motion && master)
miPointerUpdateSprite(dev);
#ifdef XQUARTZ