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@tmzt tmzt/androix.c
Created Nov 12, 2010

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#include "../android.h"
#include <stdio.h>
#include <sys/socket.h>
#include <sys/stat.h>
static pthread_mutex_t miEventQueueMutex = PTHREAD_MUTEX_INITIALIZER;
static pthread_mutex_t events_lock = PTHREAD_MUTEX_INITIALIZER;
jint
JNI_OnLoad(JavaVM *jvm, void *reserved) {
Android = (AndroidVars *)calloc(sizeof(AndroidVars), 1);
Android->miEventQueueMutex = &miEventQueueMutex;
Android->events_lock = &events_lock;
androidInitNative(jvm);
return JNI_VERSION_1_4;
}
void
Java_net_homeip_ofn_androix_AndroiXLib_init( JNIEnv* env, jobject thiz )
{
struct stat stats;
int mode = 0666;
char argv[] = {":1"};
char envp[] = {};
LOG("fixing up /data/data/net.homeip.ofn.androix/usr/bin/xkbcomp");
chmod("/data/data/net.homeip.ofn.androix/usr/bin/xkbcomp", 0775);
LOG("done.");
LOG("creating event wakeup socket pair");
socketpair(AF_UNIX, SOCK_STREAM, 0, Android->wakeupFD);
LOG("remote (Xorg) fd: %d", Android->wakeupFD[0]);
LOG("local (android) fd: %d", Android->wakeupFD[1]);
LOG("starting DIX");
#if 1
dix_main(1, &argv, &envp);
#else
main(1, &argv, &envp);
#endif
LOG("returning from DIX (this shouldn't happen)");
}
void wakeupFD() {
int res;
char nullbyte=0;
// <daniels> oh, i ... er ... christ.
LOG("writing to wakeupFD");
res = write(Android->wakeupFD[1], &nullbyte, sizeof(nullbyte));
//res = write(Android->wakeupFD[1], "X", 1);
LOG("wrote %d bytes", res);
}
void
Java_net_homeip_ofn_androix_AndroiXLib_keyDown( JNIEnv* env, jobject thiz, jint kbd, jint keyCode )
{
LOG("keyDown: kbd: %p keyCode: %d", kbd, keyCode);
LOG("keyDown TAKING LOCK");
pthread_mutex_lock(Android->events_lock);
androidCallbackKeyDown((void *)kbd, keyCode);
LOG("keyDown RELEASIN LOCK");
pthread_mutex_unlock(Android->events_lock);
wakeupFD();
}
void
Java_net_homeip_ofn_androix_AndroiXLib_keyUp( JNIEnv* env, jobject thiz, jint kbd, jint keyCode )
{
LOG("keyUp: kbd: %p keyCode: %d", (unsigned int)kbd, keyCode);
LOG("keyUp TAKING LOCK");
pthread_mutex_lock(Android->events_lock);
androidCallbackKeyUp((void *)kbd, keyCode);
LOG("keyUp RELEASING LOCK");
pthread_mutex_unlock(Android->events_lock);
wakeupFD();
}
void
Java_net_homeip_ofn_androix_AndroiXLib_touchDown( JNIEnv* env, jobject thiz, jint mouse, jint x, jint y )
{
LOG("touchDown: mouse: %p x: %d y: %d", mouse, x, y);
pthread_mutex_lock(Android->events_lock);
androidCallbackTouchDown((void *)mouse, x, y);
pthread_mutex_unlock(Android->events_lock);
wakeupFD();
}
void
Java_net_homeip_ofn_androix_AndroiXLib_touchUp( JNIEnv* env, jobject thiz, jint mouse, jint x, jint y )
{
LOG("touchUp: mouse: %p x: %d y: %d", mouse, x, y);
pthread_mutex_lock(Android->events_lock);
androidCallbackTouchUp((void *)mouse, x, y);
pthread_mutex_unlock(Android->events_lock);
wakeupFD();
}
void
Java_net_homeip_ofn_androix_AndroiXLib_trackballNormalizedMotion( JNIEnv* env, jobject thiz, jint ball, jfloat x, jfloat y )
{
LOG("trackballNormalizedMotion: ball: %p x: %d y: %d", ball, x, y);
pthread_mutex_lock(Android->events_lock);
androidCallbackTrackballNormalizedMotion((void *)ball, x, y);
pthread_mutex_unlock(Android->events_lock);
wakeupFD();
}
void
Java_net_homeip_ofn_androix_AndroiXLib_trackballPress( JNIEnv* env, jobject thiz, jint ball )
{
LOG("trackballPress: ball: %p", ball);
pthread_mutex_lock(Android->events_lock);
androidCallbackTrackballPress((void *)ball);
pthread_mutex_unlock(Android->events_lock);
wakeupFD();
}
void
Java_net_homeip_ofn_androix_AndroiXLib_trackballRelease( JNIEnv* env, jobject thiz, jint ball )
{
LOG("trackballPress: ball: %p", ball);
pthread_mutex_lock(Android->events_lock);
androidCallbackTrackballRelease((void *)ball);
pthread_mutex_unlock(Android->events_lock);
wakeupFD();
}
#include <jni.h>
#include <inputstr.h>
#include <mi.h>
#include "private.h"
CARD32 lastEventTime = 0;
EventList *androidEvents;
#define ANDROIDCALLBACKABI 2 /* added trackball events */
int androidCallbackGetVersion(void) {
return ANDROIDCALLBACKABI;
}
void androidCallbackKeyDown(void *kbdPtr, int keyCode) {
int i, n;
DeviceIntPtr kbd = kbdPtr;
LogMessage(X_DEFAULT, "[native] androidCallbackKeyDown: kbd: %.8x keyCode: %d", (unsigned int)kbd, keyCode);
GetEventList(&androidEvents);
//lastEventTime = GetTimeInMillis();
n = GetKeyboardEvents(androidEvents, kbd, KeyPress, keyCode);
LogMessage(X_DEFAULT, "[native] androidCallbackKeyDown: n: %d", n);
for (i = 0; i < n; i++) {
mieqEnqueue(kbd, (InternalEvent*)(androidEvents + i)->event);
LogMessage(X_DEFAULT, "[native] androidCallbackKeyDown: enqueueing event KeyPress %d", keyCode);
};
}
void androidCallbackKeyUp(void *kbdPtr, int keyCode) {
int i, n;
DeviceIntPtr kbd = kbdPtr;
LogMessage(X_DEFAULT, "[native] androidCallbackKeyUp: kbd: %p keyCode: %d", kbd, keyCode);
GetEventList(&androidEvents);
//lastEventTime = GetTimeInMillis();
n = GetKeyboardEvents(androidEvents, kbd, KeyRelease, keyCode);
LogMessage(X_DEFAULT, "[native] androidCallbackKeyUp: n: %d", n);
for (i = 0; i < n; i++) {
mieqEnqueue(kbd, (InternalEvent*)(androidEvents + i)->event);
LogMessage(X_DEFAULT, "[native] androidCallbackKeyUp: enqueueing event KeyRelease %d", keyCode);
};
}
void androidCallbackTouchDown(void *mousePtr, int x, int y) {
int i, n;
int v[3] = {x, y, 1};
DeviceIntPtr mouse = mousePtr;
LogMessage(X_DEFAULT, "[native] androidCallbackTouchDown: mouse: %p x: %d y: %d", mouse, x, y);
GetEventList(&androidEvents);
n = GetPointerEvents(androidEvents, mouse, MotionNotify | ButtonPress, 1, POINTER_ABSOLUTE, 0, 2, v);
LogMessage(X_DEFAULT, "[native] andriodCallbackTouchDown mouse->enabled: %d", mouse->enabled);
LogMessage(X_DEFAULT, "[native] androidCallbackTouchDown: n: %d", n);
for (i = 0; i < n; i++) {
mieqEnqueue(mouse, (InternalEvent*)(androidEvents + i)->event);
LogMessage(X_DEFAULT, "[native] androidCallbackTouchDown: enqueueing event MotionNotify %d %d %d", x, y, 1);
};
n = GetPointerEvents(androidEvents, mouse, ButtonPress, 1, POINTER_ABSOLUTE, 0, 2, v);
for (i = 0; i < n; i++) {
mieqEnqueue(mouse, (InternalEvent*)(androidEvents + i)->event);
LogMessage(X_DEFAULT, "[native] androidCallbackTouchDown: enqueueing event ButtonPress buttons: %d", 1);
};
}
void androidCallbackTouchUp(void *mousePtr, int x, int y) {
int i, n;
int v[3] = {x, y, 0};
DeviceIntPtr mouse = mousePtr;
LogMessage(X_DEFAULT, "[native] androidCallbackTouchUp: mouse: %p x: %d y: %d", mouse, x, y);
GetEventList(&androidEvents);
n = GetPointerEvents(androidEvents, mouse, MotionNotify | ButtonRelease, 1, POINTER_ABSOLUTE, 0, 2, v);
LogMessage(X_DEFAULT, "[native] androidCallbackTouchUp mouse->enable: %d", mouse->enabled);
LogMessage(X_DEFAULT, "[native] androidCallbackTouchUp: n: %d", n);
for (i = 0; i < n; i++) {
mieqEnqueue(mouse, (InternalEvent*)(androidEvents + i)->event);
LogMessage(X_DEFAULT, "[native] androidCallbackTouchUp: enqueueing event MotionNotify %d %d %d", x, y, 0);
};
n = GetPointerEvents(androidEvents, mouse, ButtonRelease, 1, POINTER_ABSOLUTE, 0, 2, v);
for (i = 0; i < n; i++) {
mieqEnqueue(mouse, (InternalEvent*)(androidEvents + i)->event);
LogMessage(X_DEFAULT, "[native] androidCallbackTouchDown: enqueueing event ButtonPress buttons: %d", 1);
};
}
void androidCallbackTrackballNormalizedMotion(void *ballPtr, double fx, double fy) {
int i, n;
int x, y;
// x = (int)floor(fx * 800) % 800;
// y = (int)floor(fy * 480) % 480;
// x = (int)(pow((abs(fx) * 6.01), 2.5);
// y = (int)pow((abs(fy) * 6.01), 2.5);
x = (int)((fx/2.5) * 250);
y = (int)((fy/2.5) * 200);
int v[3] = {x, y, 0};
DeviceIntPtr ball = ballPtr;
LogMessage(X_DEFAULT, "[native] androidCallbackTrackballNormalizedMotion: ball: %p x: %d y: %d", ball, x, y);
GetEventList(&androidEvents);
n = GetPointerEvents(androidEvents, ball, MotionNotify, 1, POINTER_RELATIVE, 0, 2, v);
LogMessage(X_DEFAULT, "[native] androidCallbackTrackballNormalizedMotion ball->enable: %d", ball->enabled);
LogMessage(X_DEFAULT, "[native] androidCallbackTrackballNormalizedMotion: n: %d", n);
for (i = 0; i < n; i++) {
mieqEnqueue(ball, (InternalEvent*)(androidEvents + i)->event);
LogMessage(X_DEFAULT, "[native] androidCallbackTrackballNormalizedMotion: enqueueing event MotionNotify REL %d %d %d", x, y, 0);
};
}
void androidCallbackTrackballPress(void *ballPtr) {
int i, n;
int v[1] = {1};
DeviceIntPtr ball = ballPtr;
LogMessage(X_DEFAULT, "[native] androidCallbackTrackballPress: ball: %p", ball);
GetEventList(&androidEvents);
n = GetPointerEvents(androidEvents, ball, ButtonPress, 1, POINTER_RELATIVE, 0, 1, v);
LogMessage(X_DEFAULT, "[native] androidCallbackTrackballPress ball->enable: %d", ball->enabled);
LogMessage(X_DEFAULT, "[native] androidCallbackTrackballPress: n: %d", n);
for (i = 0; i < n; i++) {
mieqEnqueue(ball, (InternalEvent*)(androidEvents + i)->event);
LogMessage(X_DEFAULT, "[native] androidCallbackTrackballPress: enqueueing event ButtonPress");
};
};
void androidCallbackTrackballRelease(void *ballPtr) {
int i, n;
int v[1] = {0};
DeviceIntPtr ball = ballPtr;
LogMessage(X_DEFAULT, "[native] androidCallbackTrackballRelease: ball: %p", ball);
GetEventList(&androidEvents);
n = GetPointerEvents(androidEvents, ball, ButtonRelease, 1, POINTER_RELATIVE, 0, 1, v);
LogMessage(X_DEFAULT, "[native] androidCallbackTrackballPress ball->enable: %d", ball->enabled);
LogMessage(X_DEFAULT, "[native] androidCallbackTrackballRelease: n: %d", n);
for (i = 0; i < n; i++) {
mieqEnqueue(ball, (InternalEvent*)(androidEvents + i)->event);
LogMessage(X_DEFAULT, "[native] androidCallbackTrackballRelease: enqueueing event ButtonRelease");
};
}
typedef enum _AndroidWireEventType {
ANDROIDWIRESYNCEVENT = 0,
ANDROIDWIREKEYDOWNEVENT,
ANDROIDWIREKEYUPEVENT,
ANDROIDWIRETOUCHDOWNEVENT,
ANDROIDWIRETOUCHUPEVENT,
ANDROIDWIRETRACKBALLNORMALIZEDMOTIONEVENT,
ANDROIDWIRETRACKBALLPRESSEVENT,
ANDROIDWIRETRACKBALLRELEASEEVENT
} AndroidWireEventType;
typedef struct _AndroidWireEvent {
AndroidWireEventType type;
long ts;
void *dev;
union u {
struct {
int keyCode;
};
struct {
double x, y;
};
} AndroidWireEvent;
typedef struct _AndroidKeyDownEvent {
AndroidWireEventType type;
long ts;
void *dev;
int keyCode;
} AndroidKeyDownEvent;
typedef struct _AndroidKeyUpEvent {
AndroidWireEventType type;
long ts;
void *dev;
int keyCode;
} AndroidKeyUpevent;
typedef struct _AndroidTouchDownEvent {
AndroidWireEventType type;
long ts;
void *dev;
double x;
double y;
} AndroidTouchDownEvent;
typedef struct _AndroidTouchDownEvent {
AndroidWireEventType type;
long ts;
void *dev;
double x;
double y;
} AndroidTouchDownEvent;
typedef struct _AndroidTrackballNormalizedMotionEvent {
AndroidWireEventType type;
long ts;
void *dev;
double x;
float y;
} AndroidTrackballNormalizedMotionEvent;
typedef struct _AndroidTrackballDownEvent {
AndroidWireEventType type;
long ts;
void *dev;
} AndroidTrackballDownEvent;
typedef struct _AndroidTrackballUpEvent {
AndroidWireEventType type;
long ts;
void *dev;
} AndroidTrackballUpEvent;
/*
*
Copyright 1990, 1998 The Open Group
Permission to use, copy, modify, distribute, and sell this software and its
documentation for any purpose is hereby granted without fee, provided that
the above copyright notice appear in all copies and that both that
copyright notice and this permission notice appear in supporting
documentation.
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
Except as contained in this notice, the name of The Open Group shall not be
used in advertising or otherwise to promote the sale, use or other dealings
in this Software without prior written authorization from The Open Group.
*
* Author: Keith Packard, MIT X Consortium
*/
/*
* mieq.c
*
* Machine independent event queue
*
*/
#if HAVE_DIX_CONFIG_H
#include <dix-config.h>
#endif
# include <X11/X.h>
# include <X11/Xmd.h>
# include <X11/Xproto.h>
# include "misc.h"
# include "windowstr.h"
# include "pixmapstr.h"
# include "inputstr.h"
# include "mi.h"
# include "mipointer.h"
# include "scrnintstr.h"
# include <X11/extensions/XI.h>
# include <X11/extensions/XIproto.h>
# include <X11/extensions/geproto.h>
# include "extinit.h"
# include "exglobals.h"
# include "eventstr.h"
#ifdef DPMSExtension
# include "dpmsproc.h"
# include <X11/extensions/dpmsconst.h>
#endif
#define QUEUE_SIZE 512
#define EnqueueScreen(dev) dev->spriteInfo->sprite->pEnqueueScreen
#define DequeueScreen(dev) dev->spriteInfo->sprite->pDequeueScreen
typedef struct _Event {
EventListPtr events;
ScreenPtr pScreen;
DeviceIntPtr pDev; /* device this event _originated_ from */
} EventRec, *EventPtr;
typedef struct _EventQueue {
HWEventQueueType head, tail; /* long for SetInputCheck */
CARD32 lastEventTime; /* to avoid time running backwards */
int lastMotion; /* device ID if last event motion? */
EventRec events[QUEUE_SIZE]; /* static allocation for signals */
mieqHandler handlers[128]; /* custom event handler */
} EventQueueRec, *EventQueuePtr;
static EventQueueRec miEventQueue;
#ifdef XQUARTZ
#include <pthread.h>
static pthread_mutex_t miEventQueueMutex = PTHREAD_MUTEX_INITIALIZER;
extern BOOL serverInitComplete;
extern pthread_mutex_t serverInitCompleteMutex;
extern pthread_cond_t serverInitCompleteCond;
static inline void wait_for_server_init(void) {
/* If the server hasn't finished initializing, wait for it... */
if(!serverInitComplete) {
pthread_mutex_lock(&serverInitCompleteMutex);
while(!serverInitComplete)
pthread_cond_wait(&serverInitCompleteCond, &serverInitCompleteMutex);
pthread_mutex_unlock(&serverInitCompleteMutex);
}
}
#endif
#ifdef DDXANDROID
#include <pthread.h>
#include "../hw/android/android.h"
#endif
Bool
mieqInit(void)
{
int i;
miEventQueue.head = miEventQueue.tail = 0;
miEventQueue.lastEventTime = GetTimeInMillis ();
miEventQueue.lastMotion = FALSE;
for (i = 0; i < 128; i++)
miEventQueue.handlers[i] = NULL;
for (i = 0; i < QUEUE_SIZE; i++)
{
if (miEventQueue.events[i].events == NULL) {
EventListPtr evlist = InitEventList(1);
if (!evlist)
FatalError("Could not allocate event queue.\n");
miEventQueue.events[i].events = evlist;
}
}
SetInputCheck(&miEventQueue.head, &miEventQueue.tail);
return TRUE;
}
void
mieqFini(void)
{
int i;
for (i = 0; i < QUEUE_SIZE; i++)
{
if (miEventQueue.events[i].events != NULL) {
FreeEventList(miEventQueue.events[i].events, 1);
miEventQueue.events[i].events = NULL;
}
}
}
/*
* Must be reentrant with ProcessInputEvents. Assumption: mieqEnqueue
* will never be interrupted. If this is called from both signal
* handlers and regular code, make sure the signal is suspended when
* called from regular code.
*/
void
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
#ifdef DDXANDROID
LogMessage(X_DEFAULT, "[native] [mieq] mieqEnqueue: waiting on lock");
pthread_mutex_lock(Android->miEventQueueMutex);
LogMessage(X_DEFAULT, "[native] [mieq] mieqEnqueue: acquired lock");
#endif
CHECKEVENT(e);
/* avoid merging events from different devices */
if (e->any.type == ET_Motion)
isMotion = pDev->id;
if (isMotion && isMotion == miEventQueue.lastMotion &&
oldtail != miEventQueue.head) {
oldtail = (oldtail - 1) % QUEUE_SIZE;
}
else {
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) {
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);
#endif
#ifdef DDXANDROID
pthread_mutex_unlock(Android->miEventQueueMutex);
LogMessage(X_DEFAULT, "[native] [mieq] mieqEnqueue: releasing miEventQueueMutex");
#endif
return;
}
stuck = 0;
}
evlen = e->any.length;
evt = miEventQueue.events[oldtail].events;
if (evt->evlen < evlen)
{
evt->evlen = evlen;
evt->event = realloc(evt->event, evt->evlen);
if (!evt->event)
{
ErrorF("[mi] Running out of memory. Tossing event.\n");
#ifdef XQUARTZ
pthread_mutex_unlock(&miEventQueueMutex);
#endif
#ifdef DDXANDROID
pthread_mutex_unlock(Android->miEventQueueMutex);
LogMessage(X_DEFAULT, "[native] [mieq] mieqEnqueue: releasing miEventQueueMutex");
#endif
return;
}
}
memcpy(evt->event, e, evlen);
time = e->any.time;
/* Make sure that event times don't go backwards - this
* is "unnecessary", but very useful. */
if (time < miEventQueue.lastEventTime &&
miEventQueue.lastEventTime - time < 10000)
e->any.time = miEventQueue.lastEventTime;
miEventQueue.lastEventTime = ((InternalEvent*)evt->event)->any.time;
miEventQueue.events[oldtail].pScreen = pDev ? EnqueueScreen(pDev) : NULL;
miEventQueue.events[oldtail].pDev = pDev;
miEventQueue.lastMotion = isMotion;
miEventQueue.tail = (oldtail + 1) % QUEUE_SIZE;
#ifdef XQUARTZ
pthread_mutex_unlock(&miEventQueueMutex);
#endif
#ifdef DDXANDROID
pthread_mutex_unlock(Android->miEventQueueMutex);
LogMessage(X_DEFAULT, "[native] [mieq] mieqEnqueue: releasing miEventQueueMutex");
#endif
}
void
mieqSwitchScreen(DeviceIntPtr pDev, ScreenPtr pScreen, Bool fromDIX)
{
#ifdef XQUARTZ
pthread_mutex_lock(&miEventQueueMutex);
#endif
#ifdef DDXANDROID
pthread_mutex_lock(Android->miEventQueueMutex);
#endif
EnqueueScreen(pDev) = pScreen;
if (fromDIX)
DequeueScreen(pDev) = pScreen;
#ifdef XQUARTZ
pthread_mutex_unlock(&miEventQueueMutex);
#endif
#ifdef DDXANDROID
pthread_mutex_unlock(Android->miEventQueueMutex);
#endif
}
void
mieqSetHandler(int event, mieqHandler handler)
{
#ifdef XQUARTZ
pthread_mutex_lock(&miEventQueueMutex);
#endif
#ifdef DDXANDROID
pthread_mutex_lock(Android->miEventQueueMutex);
#endif
if (handler && miEventQueue.handlers[event])
ErrorF("[mi] mieq: warning: overriding existing handler %p with %p for "
"event %d\n", miEventQueue.handlers[event], handler, event);
miEventQueue.handlers[event] = handler;
#ifdef XQUARTZ
pthread_mutex_unlock(&miEventQueueMutex);
#endif
#ifdef DDXANDROID
pthread_mutex_unlock(Android->miEventQueueMutex);
#endif
}
/**
* Change the device id of the given event to the given device's id.
*/
static void
ChangeDeviceID(DeviceIntPtr dev, InternalEvent* event)
{
switch(event->any.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_event.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_event.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,
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->any.type == ET_ButtonPress ||
original->any.type == ET_ButtonRelease)
{
int btn = original->device_event.detail.button;
if (!sdev->button)
return; /* Should never happen */
master->device_event.detail.button = sdev->button->map[btn];
}
}
/**
* Copy the given event into master.
* @param sdev The slave device the original event comes from
* @param original The event as it came from the EQ
* @param copy The event after being copied
* @return The master device or NULL if the device is a floating slave.
*/
DeviceIntPtr
CopyGetMasterEvent(DeviceIntPtr sdev,
InternalEvent* original, InternalEvent *copy)
{
DeviceIntPtr mdev;
int len = original->any.length;
CHECKEVENT(original);
/* ET_XQuartz has sdev == NULL */
if (!sdev || !sdev->u.master)
return NULL;
switch(original->any.type)
{
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;
}
/**
* 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_event.root_x;
y = event->device_event.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)
{
EventRec *e = NULL;
int evlen;
ScreenPtr screen;
static InternalEvent *event = NULL;
static size_t event_size = 0;
DeviceIntPtr dev = NULL,
master = NULL;
#ifdef XQUARTZ
pthread_mutex_lock(&miEventQueueMutex);
#endif
#ifdef DDXANDROID
LogMessage(X_DEFAULT, "[native] [mieq] mieqProcessInputEvents: acquiring miEventQueueMutex");
pthread_mutex_lock(Android->miEventQueueMutex);
#endif
while (miEventQueue.head != miEventQueue.tail) {
e = &miEventQueue.events[miEventQueue.head];
evlen = e->events->evlen;
if(evlen > event_size)
{
event = realloc(event, evlen);
event_size = evlen;
}
if (!event)
FatalError("[mi] No memory left for event processing.\n");
memcpy(event, e->events->event, evlen);
dev = e->pDev;
screen = e->pScreen;
miEventQueue.head = (miEventQueue.head + 1) % QUEUE_SIZE;
#ifdef XQUARTZ
pthread_mutex_unlock(&miEventQueueMutex);
#endif
#ifdef DDXANDROID
pthread_mutex_unlock(Android->miEventQueueMutex);
LogMessage(X_DEFAULT, "[native] [mieq] mieqProcessInputEvents: releasing miEventQueueMutex");
#endif
master = (dev && !IsMaster(dev) && dev->u.master) ? dev->u.master : NULL;
if (screenIsSaved == SCREEN_SAVER_ON)
dixSaveScreens (serverClient, SCREEN_SAVER_OFF, ScreenSaverReset);
#ifdef DPMSExtension
else if (DPMSPowerLevel != DPMSModeOn)
SetScreenSaverTimer();
if (DPMSPowerLevel != DPMSModeOn)
DPMSSet(serverClient, DPMSModeOn);
#endif
mieqProcessDeviceEvent(dev, event, screen);
/* Update the sprite now. Next event may be from different device. */
if (event->any.type == ET_Motion && master)
miPointerUpdateSprite(dev);
#ifdef XQUARTZ
pthread_mutex_lock(&miEventQueueMutex);
#endif
#ifdef DDXANDROID
pthread_mutex_lock(Android->miEventQueueMutex);
LogMessage(X_DEFAULT, "[native] [mieq] mieqProcessInputEvents: taking lock miEventQueueMutex in while loop");
#endif
}
#ifdef XQUARTZ
pthread_mutex_unlock(&miEventQueueMutex);
#endif
#ifdef DDXANDROID
pthread_mutex_unlock(Android->miEventQueueMutex);
LogMessage(X_DEFAULT, "[native] [mieq] mieqProcessInputEvents: releasing miEventQueueMutex");
#endif
}
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