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Create the desktop class when needed without requiring a client

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request.
This commit is contained in:
Alexandre Julliard 2005-07-19 19:45:48 +00:00
parent f29a1315ec
commit 8197e0b07b
1 changed files with 17 additions and 23 deletions
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40
server/class.c
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@ -50,8 +50,6 @@ struct window_class
char extra_bytes[1]; /* extra bytes storage */
};
#define DESKTOP_ATOM ((atom_t)32769)
static struct window_class *desktop_class;
static struct window_class *create_class( struct process *process, int extra_bytes, int local )
@ -73,23 +71,22 @@ static struct window_class *create_class( struct process *process, int extra_byt
return class;
}
static struct window_class *create_desktop_class( unsigned int style, int win_extra )
static struct window_class *get_desktop_class(void)
{
struct window_class *class;
if (!(class = mem_alloc( sizeof(*class) - 1 ))) return NULL;
class->process = NULL;
class->count = 0;
class->local = 0;
class->nb_extra_bytes = 0;
class->atom = DESKTOP_ATOM;
class->instance = NULL;
class->style = style;
class->win_extra = win_extra;
class->client_ptr = NULL;
desktop_class = class;
return class;
if (!desktop_class)
{
if (!(desktop_class = mem_alloc( sizeof(*desktop_class) - 1 ))) return NULL;
desktop_class->process = NULL;
desktop_class->count = 0;
desktop_class->local = 0;
desktop_class->nb_extra_bytes = 0;
desktop_class->atom = DESKTOP_ATOM;
desktop_class->instance = NULL;
desktop_class->style = CS_DBLCLKS;
desktop_class->win_extra = 0;
desktop_class->client_ptr = NULL;
}
return desktop_class;
}
static void destroy_class( struct window_class *class )
@ -120,7 +117,7 @@ static struct window_class *find_class( struct process *process, atom_t atom, vo
if (class->atom != atom) continue;
if (!instance || !class->local || class->instance == instance) return class;
}
if (atom == DESKTOP_ATOM) return desktop_class;
if (atom == DESKTOP_ATOM) return get_desktop_class();
return NULL;
}
@ -160,10 +157,7 @@ DECL_HANDLER(create_class)
struct winstation *winstation;
if (!req->local && req->atom == DESKTOP_ATOM)
{
if (!desktop_class) create_desktop_class( req->style, req->win_extra );
return; /* silently ignore further attempts to create the desktop class */
}
return; /* silently ignore attempts to create the desktop class */
class = find_class( current->process, req->atom, req->instance );
if (class && !class->local == !req->local)