static Bool
addPassiveButtonGrab (CompScreen *s,
CompButtonBinding *button)
{
CompButtonGrab *buttonGrab;
unsigned int modifiers, mask;
int i;
modifiers = button->modifiers & ~(CompPressMask | CompReleaseMask);
if (modifiers == button->modifiers)
return TRUE;
for (i = 0; i < s->nButtonGrab; i++)
{
if (button->button == s->buttonGrab[i].button &&
modifiers == s->buttonGrab[i].modifiers)
{
s->buttonGrab[i].count++;
return TRUE;
}
}
buttonGrab = realloc (s->buttonGrab,
sizeof (CompButtonGrab) * (s->nButtonGrab + 1));
if (!buttonGrab)
return FALSE;
s->buttonGrab = buttonGrab;
mask = virtualToRealModMask (s->display, modifiers);
if (!(mask & CompNoMask))
{
compCheckForError ();
XGrabButton (s->display->display,
button->button,
mask,
s->root,
TRUE,
POINTER_GRAB_MASK,
GrabModeAsync,
GrabModeAsync,
None,
None);
XSync (s->display->display, FALSE);
if (compCheckForError ())
{
#ifdef DEBUG
fprintf (stderr, "XGrabButton failed: %s 0x%x\n",
button->button, modifiers);
#endif
return FALSE;
}
}
s->buttonGrab[s->nButtonGrab].button = button->button;
s->buttonGrab[s->nButtonGrab].modifiers = modifiers;
s->buttonGrab[s->nButtonGrab].count = 1;
s->nButtonGrab++;
return TRUE;
}
static void
decorCheckForDmOnScreen (CompScreen *s,
Bool updateWindows)
{
CompDisplay *d = s->display;
Atom actual;
int result, format;
unsigned long n, left;
unsigned char *data;
Window dmWin = None;
DECOR_DISPLAY (s->display);
DECOR_SCREEN (s);
result = XGetWindowProperty (d->display, s->root,
dd->supportingDmCheckAtom, 0L, 1L, FALSE,
XA_WINDOW, &actual, &format,
&n, &left, &data);
if (result == Success && data)
{
if (n)
{
XWindowAttributes attr;
memcpy (&dmWin, data, sizeof (Window));
compCheckForError (d->display);
XGetWindowAttributes (d->display, dmWin, &attr);
if (compCheckForError (d->display))
dmWin = None;
}
XFree (data);
}
if (dmWin != ds->dmWin)
{
CompWindow *w;
int i;
if (dmWin)
{
for (i = 0; i < DECOR_NUM; i++)
ds->decor[i] =
decorCreateDecoration (s, s->root, dd->decorAtom[i]);
}
else
{
for (i = 0; i < DECOR_NUM; i++)
{
if (ds->decor[i])
{
decorReleaseDecoration (s, ds->decor[i]);
ds->decor[i] = 0;
}
}
for (w = s->windows; w; w = w->next)
{
DECOR_WINDOW (w);
if (dw->decor)
{
decorReleaseDecoration (s, dw->decor);
dw->decor = 0;
}
}
}
ds->dmWin = dmWin;
if (updateWindows)
{
for (w = s->windows; w; w = w->next)
decorWindowUpdate (w, TRUE);
}
}
}
static Bool
addPassiveKeyGrab (CompScreen *s,
CompKeyBinding *key)
{
CompKeyGrab *keyGrab;
unsigned int modifiers, mask;
int i;
modifiers = key->modifiers & ~(CompPressMask | CompReleaseMask);
if (modifiers == key->modifiers)
return TRUE;
for (i = 0; i < s->nKeyGrab; i++)
{
if (key->keycode == s->keyGrab[i].keycode &&
modifiers == s->keyGrab[i].modifiers)
{
s->keyGrab[i].count++;
return TRUE;
}
}
keyGrab = realloc (s->keyGrab, sizeof (CompKeyGrab) * (s->nKeyGrab + 1));
if (!keyGrab)
return FALSE;
s->keyGrab = keyGrab;
mask = virtualToRealModMask (s->display, modifiers);
if (!(mask & CompNoMask))
{
compCheckForError ();
XGrabKey (s->display->display,
key->keycode,
mask,
s->root,
TRUE,
GrabModeAsync,
GrabModeAsync);
XSync (s->display->display, FALSE);
if (compCheckForError ())
{
#ifdef DEBUG
KeySym keysym;
char *keyname;
keysym = XKeycodeToKeysym (s->display->display,
key->keycode,
0);
keyname = XKeysymToString (keysym);
fprintf (stderr, "XGrabKey failed: %s 0x%x\n",
keyname, modifiers);
#endif
return FALSE;
}
}
s->keyGrab[s->nKeyGrab].keycode = key->keycode;
s->keyGrab[s->nKeyGrab].modifiers = modifiers;
s->keyGrab[s->nKeyGrab].count = 1;
s->nKeyGrab++;
return TRUE;
}