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/*
* Copyright (C) 2000-2007 Carsten Haitzler, Geoff Harrison and various contributors
* Copyright (C) 2004-2007 Kim Woelders
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies of the Software, its documentation and marketing & publicity
* materials, and acknowledgment shall be given in the documentation, materials
* and software packages that this Software was used.
*
* 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 AUTHORS 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.
*/
#include "E.h"
#include "aclass.h"
#include "emodule.h"
#include "events.h"
#include "timers.h"
#include "tooltips.h"
#include "xwin.h"
#include <sys/time.h>
#if USE_XSYNC
#include <X11/extensions/sync.h>
#endif
#if USE_XSCREENSAVER
#include <X11/extensions/scrnsaver.h>
#endif
#if USE_XRANDR
#include <X11/extensions/Xrandr.h>
#endif
#if USE_COMPOSITE
#include <X11/extensions/Xcomposite.h>
#include <X11/extensions/Xdamage.h>
#include <X11/extensions/Xfixes.h>
#include <X11/extensions/Xrender.h>
#endif
#if USE_GLX
#include <GL/glx.h>
#endif
#if ENABLE_DEBUG_EVENTS
static const char *EventName(unsigned int type);
#endif
/*
* Server extension handling
*/
typedef struct
{
int event_base, error_base;
int major, minor;
} EServerExtData;
typedef struct
{
const char *name;
unsigned int ix;
int (*query_ext) (Display * dpy, int *event, int *error);
int (*query_ver) (Display * dpy, int *major, int *minor);
void (*init) (int avaliable);
} EServerExt;
static EServerExtData ExtData[8];
#define event_base_shape ExtData[XEXT_SHAPE].event_base
#define event_base_randr ExtData[XEXT_RANDR].event_base
#define event_base_damage ExtData[XEXT_DAMAGE].event_base
#define event_base_saver ExtData[XEXT_SCRSAVER].event_base
static void
ExtInitShape(int available)
{
if (available)
return;
AlertX(_("X server setup error"), _("OK"), NULL, NULL,
_("FATAL ERROR:\n" "\n"
"This Xserver does not support the Shape extension.\n"
"This is required for Enlightenment to run.\n" "\n"
"Your Xserver probably is too old or mis-configured.\n" "\n"
"Exiting.\n"));
EExit(1);
}
#if USE_XSYNC
static void
ExtInitSync(int available)
{
int i, num;
XSyncSystemCounter *xssc;
if (!available)
return;
xssc = XSyncListSystemCounters(disp, &num);
for (i = 0; i < num; i++)
{
if (!strcmp(xssc[i].name, "SERVERTIME"))
Mode.display.server_time = xssc[i].counter;
if (EDebug(EDBUG_TYPE_SYNC))
Eprintf(" Sync counter %2d: %10s %#lx %#x:%#x\n", i,
xssc[i].name, xssc[i].counter,
XSyncValueHigh32(xssc[i].resolution),
XSyncValueLow32(xssc[i].resolution));
}
XSyncFreeSystemCounterList(xssc);
if (Mode.display.server_time == None)
Conf.movres.enable_sync_request = 0;
}
#endif
#if USE_XSCREENSAVER
static void
ExtInitSS(int available)
{
if (!available)
return;
if (EDebug(EDBUG_TYPE_VERBOSE))
{
XScreenSaverInfo *xssi = XScreenSaverAllocInfo();
XScreenSaverQueryInfo(disp, VRoot.xwin, xssi);
Eprintf(" Screen saver window=%#lx\n", xssi->window);
XFree(xssi);
}
XScreenSaverSelectInput(disp, VRoot.xwin,
ScreenSaverNotifyMask | ScreenSaverCycleMask);
}
#endif
#if USE_XRANDR
static void
ExtInitRR(int available)
{
if (!available)
return;
/* Listen for RandR events */
XRRSelectInput(disp, VRoot.xwin, RRScreenChangeNotifyMask);
}
#endif
static const EServerExt Extensions[] = {
{"Shape", XEXT_SHAPE, XShapeQueryExtension, XShapeQueryVersion,
ExtInitShape},
#if USE_XSYNC
{"Sync", XEXT_SYNC, XSyncQueryExtension, XSyncInitialize, ExtInitSync},
#endif
#if USE_XSCREENSAVER
{"ScrSaver", XEXT_SCRSAVER, XScreenSaverQueryExtension,
XScreenSaverQueryVersion, ExtInitSS},
#endif
#if USE_XRANDR
{"RandR", XEXT_RANDR, XRRQueryExtension, XRRQueryVersion, ExtInitRR},
#endif
#if USE_COMPOSITE
{"Composite", XEXT_COMPOSITE, XCompositeQueryExtension,
XCompositeQueryVersion, NULL},
{"Damage", XEXT_DAMAGE, XDamageQueryExtension, XDamageQueryVersion, NULL},
{"Fixes", XEXT_FIXES, XFixesQueryExtension, XFixesQueryVersion, NULL},
{"Render", XEXT_RENDER, XRenderQueryExtension, XRenderQueryVersion, NULL},
#endif
#if USE_GLX
{"GLX", XEXT_GLX, glXQueryExtension, glXQueryVersion, NULL},
#endif
};
static void
ExtQuery(const EServerExt * ext)
{
int available;
EServerExtData *exd = ExtData + ext->ix;
available = ext->query_ext(disp, &(exd->event_base), &(exd->error_base));
if (available)
{
Mode.server.extensions |= 1 << ext->ix;
ext->query_ver(disp, &(exd->major), &(exd->minor));
if (EDebug(EDBUG_TYPE_VERBOSE))
Eprintf("Found extension %-10s version %d.%d -"
" Event/error base = %d/%d\n", ext->name,
exd->major, exd->minor, exd->event_base, exd->error_base);
}
if (ext->init)
ext->init(available);
}
/*
* File descriptor handling
*/
struct _EventFdDesc
{
const char *name;
int fd;
void (*handler) (void);
};
static int nfds = 0;
static EventFdDesc *pfds = NULL;
EventFdDesc *
EventFdRegister(int fd, EventFdHandler * handler)
{
nfds++;
pfds = EREALLOC(EventFdDesc, pfds, nfds);
pfds[nfds - 1].fd = fd;
pfds[nfds - 1].handler = handler;
return pfds + (nfds - 1);
}
void
EventFdUnregister(EventFdDesc * efd)
{
efd->fd = -1;
}
/*
* Event handling
*/
#define DOUBLE_CLICK_TIME 250 /* Milliseconds */
void
EventsInit(void)
{
unsigned int i;
memset(ExtData, 0, sizeof(ExtData));
for (i = 0; i < sizeof(Extensions) / sizeof(EServerExt); i++)
ExtQuery(Extensions + i);
#if USE_COMPOSITE
#define XEXT_MASK_CM_ALL ((1 << XEXT_COMPOSITE) | (1 << XEXT_DAMAGE) | \
(1 << XEXT_FIXES) | (1 << XEXT_RENDER))
if (((Mode.server.extensions & XEXT_MASK_CM_ALL) == XEXT_MASK_CM_ALL) &&
(ExtData[XEXT_COMPOSITE].major > 0 ||
ExtData[XEXT_COMPOSITE].minor >= 2))
Mode.server.extensions |= 1 << XEXT_CM_ALL;
#endif
EventFdRegister(ConnectionNumber(disp), NULL);
}
int
EventsGetXY(int *px, int *py)
{
int ss;
ss = EQueryPointer(NULL, px, py, NULL, NULL);
Mode.events.cx = *px;
Mode.events.cy = *py;
return ss;
}
static void
ModeGetXY(Window rwin, int rx, int ry)
{
Window child;
if (Mode.wm.window)
{
XTranslateCoordinates(disp, rwin, VRoot.xwin, rx, ry,
&Mode.events.cx, &Mode.events.cy, &child);
}
else
{
Mode.events.cx = rx;
Mode.events.cy = ry;
}
}
static void
HandleEvent(XEvent * ev)
{
Win win;
#if ENABLE_DEBUG_EVENTS
if (EDebug(ev->type))
EventShow(ev);
#endif
win = ELookupXwin(ev->xany.window);
switch (ev->type)
{
case KeyPress:
Mode.events.last_keycode = ev->xkey.keycode;
case KeyRelease:
Mode.events.time = ev->xkey.time;
ModeGetXY(ev->xbutton.root, ev->xkey.x_root, ev->xkey.y_root);
#if 0 /* FIXME - Why? */
if (ev->xkey.root != VRoot.xwin)
{
XSetInputFocus(disp, ev->xkey.root, RevertToPointerRoot,
CurrentTime);
ESync();
ev->xkey.time = CurrentTime;
XSendEvent(disp, ev->xkey.root, False, 0, ev);
return;
}
#endif
Mode.events.on_screen = ev->xkey.same_screen;
goto do_stuff;
case ButtonPress:
case ButtonRelease:
Mode.events.time = ev->xbutton.time;
ModeGetXY(ev->xbutton.root, ev->xbutton.x_root, ev->xbutton.y_root);
Mode.events.on_screen = ev->xbutton.same_screen;
TooltipsHide();
goto do_stuff;
case MotionNotify:
Mode.events.time = ev->xmotion.time;
Mode.events.px = Mode.events.mx;
Mode.events.py = Mode.events.my;
ModeGetXY(ev->xmotion.root, ev->xmotion.x_root, ev->xmotion.y_root);
Mode.events.mx = Mode.events.cx;
Mode.events.my = Mode.events.cy;
Mode.events.on_screen = ev->xmotion.same_screen;
break;
case EnterNotify:
Mode.context_win = win;
Mode.events.time = ev->xcrossing.time;
Mode.events.on_screen = ev->xcrossing.same_screen;
if (ev->xcrossing.mode == NotifyGrab &&
ev->xcrossing.detail == NotifyInferior)
{
Mode.grabs.pointer_grab_window = ev->xany.window;
if (!Mode.grabs.pointer_grab_active)
Mode.grabs.pointer_grab_active = 2;
}
ModeGetXY(ev->xcrossing.root, ev->xcrossing.x_root,
ev->xcrossing.y_root);
TooltipsHide();
goto do_stuff;
case LeaveNotify:
Mode.events.time = ev->xcrossing.time;
Mode.events.on_screen = ev->xcrossing.same_screen;
if (ev->xcrossing.mode == NotifyGrab &&
ev->xcrossing.detail == NotifyInferior)
{
Mode.grabs.pointer_grab_window = None;
Mode.grabs.pointer_grab_active = 0;
}
ModeGetXY(ev->xcrossing.root, ev->xcrossing.x_root,
ev->xcrossing.y_root);
TooltipsHide();
goto do_stuff;
case PropertyNotify:
Mode.events.time = ev->xproperty.time;
break;
do_stuff:
if (ev->xany.window == VRoot.xwin)
ActionclassesGlobalEvent(ev);
break;
}
switch (ev->type)
{
case KeyPress: /* 2 */
case KeyRelease: /* 3 */
/* Unfreeze keyboard in case we got here by keygrab */
XAllowEvents(disp, AsyncKeyboard, CurrentTime);
break;
case ButtonPress: /* 4 */
SoundPlay("SOUND_BUTTON_CLICK");
Mode.events.double_click =
((ev->xbutton.time - Mode.events.last_btime < DOUBLE_CLICK_TIME) &&
ev->xbutton.button == Mode.events.last_button &&
ev->xbutton.window == Mode.events.last_bpress2);
Mode.events.last_bpress = ev->xbutton.window;
Mode.events.last_bpress2 = ev->xbutton.window;
Mode.events.last_btime = ev->xbutton.time;
Mode.events.last_button = ev->xbutton.button;
break;
case ButtonRelease: /* 5 */
SoundPlay("SOUND_BUTTON_RAISE");
break;
}
/* The new event dispatcher */
EventCallbacksProcess(win, ev);
/* Post-event stuff TBD */
switch (ev->type)
{
case ButtonRelease: /* 5 */
Mode.events.last_bpress = 0;
Mode.action_inhibit = 0;
break;
#if 1 /* Do this here? */
case DestroyNotify:
EUnregisterXwin(ev->xdestroywindow.window);
break;
#endif
}
}
static void
EventsCompress(XEvent * evq, int count)
{
XEvent *ev, *ev2;
int i, j, n;
int xa, ya, xb, yb;
#if ENABLE_DEBUG_EVENTS
/* Debug - should be taken out */
if (EDebug(EDBUG_TYPE_COMPRESSION))
for (i = 0; i < count; i++)
if (evq[i].type)
Eprintf("EventsCompress-1 %3d %s w=%#lx\n", i,
EventName(evq[i].type), evq[i].xany.window);
#endif
/* Loop through event list, starting with latest */
for (i = count - 1; i >= 0; i--)
{
ev = evq + i;
switch (ev->type)
{
case 0:
/* Already thrown away */
break;
case MotionNotify:
/* Discard all but last motion event */
j = i - 1;
n = 0;
for (; j >= 0; j--)
{
ev2 = evq + j;
if (ev2->type == ev->type)
{
n++;
ev2->type = 0;
}
}
#if ENABLE_DEBUG_EVENTS
if (n && EDebug(EDBUG_TYPE_COMPRESSION))
Eprintf("EventsCompress n=%4d %s %#lx x,y = %d,%d\n",
n, EventName(ev->type), ev->xmotion.window,
ev->xmotion.x, ev->xmotion.y);
#endif
break;
case DestroyNotify:
for (j = i - 1; j >= 0; j--)
{
ev2 = evq + j;
switch (ev2->type)
{
case CreateNotify:
if (ev2->xcreatewindow.window !=
ev->xdestroywindow.window)
continue;
ev2->type = EX_EVENT_CREATE_GONE;
j = -1; /* Break for() */
break;
case DestroyNotify:
break;
case UnmapNotify:
if (ev2->xunmap.window != ev->xdestroywindow.window)
continue;
ev2->type = EX_EVENT_UNMAP_GONE;
break;
case MapNotify:
if (ev2->xmap.window != ev->xdestroywindow.window)
continue;
ev2->type = EX_EVENT_MAP_GONE;
break;
case MapRequest:
if (ev2->xmaprequest.window != ev->xdestroywindow.window)
continue;
ev2->type = EX_EVENT_MAPREQUEST_GONE;
break;
case ReparentNotify:
if (ev2->xreparent.window != ev->xdestroywindow.window)
continue;
ev2->type = EX_EVENT_REPARENT_GONE;
break;
case ConfigureRequest:
if (ev2->xconfigurerequest.window !=
ev->xdestroywindow.window)
continue;
ev2->type = 0;
break;
default:
/* Nuke all other events on a destroyed window */
if (ev2->xany.window != ev->xdestroywindow.window)
continue;
ev2->type = 0;
break;
}
}
break;
case Expose:
n = 0;
xa = ev->xexpose.x;
xb = xa + ev->xexpose.width;
ya = ev->xexpose.y;
yb = ya + ev->xexpose.height;
for (j = i - 1; j >= 0; j--)
{
ev2 = evq + j;
if (ev2->type == ev->type &&
ev2->xexpose.window == ev->xexpose.window)
{
n++;
ev2->type = 0;
if (xa > ev2->xexpose.x)
xa = ev2->xexpose.x;
if (xb < ev2->xexpose.x + ev2->xexpose.width)
xb = ev2->xexpose.x + ev2->xexpose.width;
if (ya > ev2->xexpose.y)
ya = ev2->xexpose.y;
if (yb < ev2->xexpose.y + ev2->xexpose.height)
yb = ev2->xexpose.y + ev2->xexpose.height;
}
}
if (n)
{
ev->xexpose.x = xa;
ev->xexpose.width = xb - xa;
ev->xexpose.y = ya;
ev->xexpose.height = yb - ya;
}
#if ENABLE_DEBUG_EVENTS
if (EDebug(EDBUG_TYPE_COMPRESSION))
Eprintf("EventsCompress n=%4d %s %#lx x=%4d-%4d y=%4d-%4d\n",
n, EventName(ev->type), ev->xexpose.window,
xa, xb, ya, yb);
#endif
break;
case EX_EVENT_SHAPE_NOTIFY:
n = 0;
for (j = i - 1; j >= 0; j--)
{
ev2 = evq + j;
if (ev2->type == ev->type &&
ev2->xany.window == ev->xany.window)
{
n++;
ev2->type = 0;
}
}
#if ENABLE_DEBUG_EVENTS
if (n && EDebug(EDBUG_TYPE_COMPRESSION))
Eprintf("EventsCompress n=%4d %s %#lx\n",
n, EventName(ev->type), ev->xmotion.window);
#endif
break;
case GraphicsExpose:
case NoExpose:
/* Not using these */
ev->type = 0;
break;
default:
break;
}
}
#if ENABLE_DEBUG_EVENTS
/* Debug - should be taken out */
if (EDebug(EDBUG_TYPE_COMPRESSION))
for (i = 0; i < count; i++)
if (evq[i].type)
Eprintf("EventsCompress-2 %3d %s w=%#lx\n", i,
EventName(evq[i].type), evq[i].xany.window);
#endif
}
static int
EventsFetch(XEvent ** evq_p, int *evq_n)
{
int i, n, count;
XEvent *evq = *evq_p, *ev;
int qsz = *evq_n;
/* Fetch the entire event queue */
for (i = count = 0; (n = XPending(disp)) > 0;)
{
count += n;
if (count > qsz)
{
qsz = count;
evq = EREALLOC(XEvent, evq, qsz);
}
ev = evq + i;
for (; i < count; i++, ev++)
{
XNextEvent(disp, ev);
/* Map some event types to E internals */
if (ev->type == event_base_shape + ShapeNotify)
ev->type = EX_EVENT_SHAPE_NOTIFY;
#if USE_XRANDR
else if (ev->type == event_base_randr + RRScreenChangeNotify)
ev->type = EX_EVENT_SCREEN_CHANGE_NOTIFY;
#endif
#if USE_COMPOSITE
else if (ev->type == event_base_damage + XDamageNotify)
ev->type = EX_EVENT_DAMAGE_NOTIFY;
#endif
#if USE_XSCREENSAVER
else if (ev->type == event_base_saver + ScreenSaverNotify)
ev->type = EX_EVENT_SAVER_NOTIFY;
#endif
}
}
EventsCompress(evq, count);
*evq_p = evq;
*evq_n = qsz;
return count;
}
static int
EventsProcess(XEvent ** evq_p, int *evq_n, int *evq_f)
{
int i, n, count;
XEvent *evq;
/* Fetch the entire event queue */
n = EventsFetch(evq_p, evq_n);
evq = *evq_p;
if (EDebug(EDBUG_TYPE_EVENTS))
Eprintf("EventsProcess-B %d\n", n);
for (i = count = 0; i < n; i++)
{
if (evq[i].type == 0)
continue;
if (EDebug(EDBUG_TYPE_EVENTS) > 1)
EventShow(evq + i);
count++;
HandleEvent(evq + i);
evq[i].type = 0;
}
if (EDebug(EDBUG_TYPE_EVENTS))
Eprintf("EventsProcess-E %d/%d\n", count, n);
if (n > *evq_f)
*evq_f = n;
return count;
}
/*
* This is the primary event loop. Everything that is going to happen in the
* window manager has to start here at some point. This is where all the
* events from the X server are interpreted, timer events are inserted, etc
*/
void
EventsMain(void)
{
static int evq_alloc = 0;
static int evq_fetch = 0;
static XEvent *evq_ptr = NULL;
fd_set fdset;
struct timeval tval;
double time1, time2, dt;
int count, pfetch;
int fdsize, fd, i;
time1 = GetTime();
for (;;)
{
pfetch = 0;
count = EventsProcess(&evq_ptr, &evq_alloc, &pfetch);
if (pfetch)
{
evq_fetch =
(pfetch > evq_fetch) ? pfetch : (3 * evq_fetch + pfetch) / 4;
if (EDebug(EDBUG_TYPE_EVENTS))
Eprintf("EventsMain - Alloc/fetch/pfetch/peak=%d/%d/%d/%d)\n",
evq_alloc, evq_fetch, pfetch, count);
if ((evq_ptr) && ((evq_alloc - evq_fetch) > 64))
{
evq_alloc = 0;
Efree(evq_ptr);
evq_ptr = NULL;
}
}
/* Run idlers */
IdlersRun();
/* time2 = current time */
time2 = GetTime();
dt = time2 - time1;
time1 = time2;
/* dt = time spent since we last were here */
/* Run all expired timers, get time to first non-expired (0. means none) */
time2 = TimersRun(time2);
if (Mode.wm.exit_mode)
break;
if (XPending(disp))
continue;
FD_ZERO(&fdset);
fdsize = -1;
for (i = 0; i < nfds; i++)
{
fd = pfds[i].fd;
if (fd < 0)
continue;
if (fdsize < fd)
fdsize = fd;
FD_SET(fd, &fdset);
}
fdsize++;
if (time2 > 0.)
{
tval.tv_sec = (long)time2;
tval.tv_usec = (long)((time2 - ((double)tval.tv_sec)) * 1000000);
count = select(fdsize, &fdset, NULL, NULL, &tval);
}
else
{
count = select(fdsize, &fdset, NULL, NULL, NULL);
}
if (EDebug(EDBUG_TYPE_EVENTS))
Eprintf
("EventsMain - count=%d xfd=%d:%d dt=%lf time2=%lf\n",
count, pfds[0].fd, FD_ISSET(pfds[0].fd, &fdset), dt, time2);
if (count == 0)
{
/* We can only get here by timeout in select */
TimersRun(0.);
}
else if (count > 0)
{
/* Excluding X fd */
for (i = 1; i < nfds; i++)
{
fd = pfds[i].fd;
if ((fd >= 0) && (FD_ISSET(fd, &fdset)))
{
if (EDebug(EDBUG_TYPE_EVENTS))
Eprintf("Event fd %d\n", i);
pfds[i].handler();
}
}
}
}
}
#if ENABLE_DEBUG_EVENTS
/*
* Event debug stuff
*/
static const char *const TxtEventNames[] = {
"Error", "Reply", "KeyPress", "KeyRelease", "ButtonPress",
"ButtonRelease", "MotionNotify", "EnterNotify", "LeaveNotify", "FocusIn",
"FocusOut", "KeymapNotify", "Expose", "GraphicsExpose", "NoExpose",
"VisibilityNotify", "CreateNotify", "DestroyNotify", "UnmapNotify",
"MapNotify",
"MapRequest", "ReparentNotify", "ConfigureNotify", "ConfigureRequest",
"GravityNotify",
"ResizeRequest", "CirculateNotify", "CirculateRequest", "PropertyNotify",
"SelectionClear",
"SelectionRequest", "SelectionNotify", "ColormapNotify", "ClientMessage",
"MappingNotify"
};
#define N_EVENT_NAMES (sizeof(TxtEventNames)/sizeof(char*))
static const char *
EventName(unsigned int type)
{
static char buf[16];
if (type < N_EVENT_NAMES)
return TxtEventNames[type];
switch (type)
{
case EX_EVENT_CREATE_GONE:
return "Create-Gone";
case EX_EVENT_UNMAP_GONE:
return "Unmap-Gone";
case EX_EVENT_MAP_GONE:
return "Map-Gone";
case EX_EVENT_MAPREQUEST_GONE:
return "MapRequest-Gone";
case EX_EVENT_REPARENT_GONE:
return "Reparent-Gone";
case EX_EVENT_SHAPE_NOTIFY:
return "ShapeNotify";
#if USE_XSCREENSAVER
case EX_EVENT_SAVER_NOTIFY:
return "ScreenSaverNotify";
#endif
#if USE_XRANDR
case EX_EVENT_SCREEN_CHANGE_NOTIFY:
return "ScreenChangeNotify";
#endif
#if USE_COMPOSITE
case EX_EVENT_DAMAGE_NOTIFY:
return "DamageNotify";
#endif
}
sprintf(buf, "%d", type);
return buf;
}
static const char *const TxtEventNotifyModeNames[] = {
"NotifyNormal", "NotifyGrab", "NotifyUngrab", "NotifyWhileGrabbed"
};
#define N_EVENT_NOTIFY_MODE_NAMES (sizeof(TxtEventNotifyModeNames)/sizeof(char*))
static const char *
EventNotifyModeName(unsigned int mode)
{
if (mode < N_EVENT_NOTIFY_MODE_NAMES)
return TxtEventNotifyModeNames[mode];
return "Unknown";
}
static const char *const TxtEventNotifyDetailNames[] = {
"NotifyAncestor", "NotifyVirtual", "NotifyInferior", "NotifyNonlinear",
"NotifyNonlinearVirtual", "NotifyPointer", "NotifyPointerRoot",
"NotifyDetailNone"
};
#define N_EVENT_NOTIFY_DETAIL_NAMES (sizeof(TxtEventNotifyDetailNames)/sizeof(char*))
static const char *
EventNotifyDetailName(unsigned int detail)
{
if (detail < N_EVENT_NOTIFY_DETAIL_NAMES)
return TxtEventNotifyDetailNames[detail];
return "Unknown";
}
void
EventShow(const XEvent * ev)
{
char *txt, buf[64];
Esnprintf(buf, sizeof(buf), "%#08lx %cEV-%s ev=%#lx",
ev->xany.serial, (ev->xany.send_event) ? '*' : ' ',
EventName(ev->type), ev->xany.window);
switch (ev->type)
{
case KeyPress:
case KeyRelease:
goto case_common;
case ButtonPress:
case ButtonRelease:
Eprintf("%s sub=%#lx state=%#x button=%#x\n", buf,
ev->xbutton.subwindow, ev->xbutton.state, ev->xbutton.button);
break;
case MotionNotify:
Eprintf("%s sub=%#lx x,y=%d,%d rx,ry=%d,%d\n", buf,
ev->xmotion.subwindow, ev->xmotion.x, ev->xmotion.y,
ev->xmotion.x_root, ev->xmotion.y_root);
break;
case EnterNotify:
case LeaveNotify:
Eprintf("%s sub=%#lx m=%s d=%s sscreen=%d focus=%d\n", buf,
ev->xcrossing.subwindow,
EventNotifyModeName(ev->xcrossing.mode),
EventNotifyDetailName(ev->xcrossing.detail),
ev->xcrossing.same_screen, ev->xcrossing.focus);
break;
case FocusIn:
case FocusOut:
Eprintf("%s m=%s d=%s\n", buf, EventNotifyModeName(ev->xfocus.mode),
EventNotifyDetailName(ev->xfocus.detail));
break;
case KeymapNotify:
case Expose:
case GraphicsExpose:
Eprintf("%sx %d+%d %dx%d\n", buf,
ev->xexpose.x, ev->xexpose.y,
ev->xexpose.width, ev->xexpose.height);
break;
case VisibilityNotify:
Eprintf("%s state=%d\n", buf, ev->xvisibility.state);
break;
case CreateNotify:
case DestroyNotify:
case UnmapNotify:
case MapRequest:
case EX_EVENT_CREATE_GONE:
case EX_EVENT_UNMAP_GONE:
case EX_EVENT_MAPREQUEST_GONE:
Eprintf("%s win=%#lx\n", buf, ev->xcreatewindow.window);
break;
case MapNotify:
case EX_EVENT_MAP_GONE:
Eprintf("%s win=%#lx or=%d\n", buf, ev->xmap.window,
ev->xmap.override_redirect);
break;
case ReparentNotify:
case EX_EVENT_REPARENT_GONE:
Eprintf("%s win=%#lx parent=%#lx %d+%d\n", buf,
ev->xreparent.window, ev->xreparent.parent,
ev->xreparent.x, ev->xreparent.y);
break;
case ConfigureNotify:
Eprintf("%s win=%#lx %d+%d %dx%d bw=%d above=%#lx\n", buf,
ev->xconfigure.window, ev->xconfigure.x,
ev->xconfigure.y, ev->xconfigure.width, ev->xconfigure.height,
ev->xconfigure.border_width, ev->xconfigure.above);
break;
case ConfigureRequest:
Eprintf("%s win=%#lx m=%#lx %d+%d %dx%d bw=%d above=%#lx stk=%d\n",
buf, ev->xconfigurerequest.window,
ev->xconfigurerequest.value_mask, ev->xconfigurerequest.x,
ev->xconfigurerequest.y, ev->xconfigurerequest.width,
ev->xconfigurerequest.height,
ev->xconfigurerequest.border_width, ev->xconfigurerequest.above,
ev->xconfigurerequest.detail);
break;
case GravityNotify:
goto case_common;
case ResizeRequest:
Eprintf("%s %dx%d\n", buf,
ev->xresizerequest.width, ev->xresizerequest.height);
break;
case CirculateNotify:
case CirculateRequest:
goto case_common;
case PropertyNotify:
txt = XGetAtomName(disp, ev->xproperty.atom);
Eprintf("%s Atom=%s(%ld)\n", buf, txt, ev->xproperty.atom);
XFree(txt);
break;
case SelectionClear:
case SelectionRequest:
case SelectionNotify:
case ColormapNotify:
goto case_common;
case ClientMessage:
txt = XGetAtomName(disp, ev->xclient.message_type);
Eprintf("%s ev_type=%s(%ld) data: %08lx %08lx %08lx %08lx %08lx\n",
buf, txt, ev->xclient.message_type,
ev->xclient.data.l[0], ev->xclient.data.l[1],
ev->xclient.data.l[2], ev->xclient.data.l[3],
ev->xclient.data.l[4]);
XFree(txt);
break;
case EX_EVENT_SHAPE_NOTIFY:
#define se ((XShapeEvent *)ev)
Eprintf("%s kind=%d shaped=%d %d,%d %dx%d\n", buf,
se->kind, se->shaped, se->x, se->y, se->width, se->height);
#undef se
break;
#if USE_XSCREENSAVER
case EX_EVENT_SAVER_NOTIFY:
#define se ((XScreenSaverNotifyEvent *)ev)
Eprintf("%s state=%d kind=%d\n", buf, se->state, se->kind);
#undef se
break;
#endif
#if USE_XRANDR
case EX_EVENT_SCREEN_CHANGE_NOTIFY:
Eprintf("%s\n", buf);
break;
#endif
#if USE_COMPOSITE
#define de ((XDamageNotifyEvent *)ev)
case EX_EVENT_DAMAGE_NOTIFY:
Eprintf("%s %d+%d %dx%d\n", buf,
de->area.x, de->area.y, de->area.width, de->area.height);
break;
#undef de
#endif
default:
case_common:
Eprintf("%s\n", buf);
break;
}
}
#endif /* ENABLE_DEBUG_EVENTS */
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