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Commit b27b8306 authored by Sebastian Lackner's avatar Sebastian Lackner Committed by Vitaly Lipatov
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server: Fix handling of GetMessage after previous PeekMessage call. (v3)

Changes in v2: * accept_hardware_message should also reset ignore_post_msg. Changes in v3: * Fix remaining todo_wine.
parent 47204249
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Showing with 62 additions and 17 deletions
dlls/user32/tests/msg.c
View file @ b27b8306
......@@ -12907,13 +12907,10 @@ static void test_PeekMessage3(void)
ok(msg.message == WM_TIMER, "msg.message = %u instead of WM_TIMER\n", msg.message);
PostMessageA(hwnd, WM_USER, 0, 0);
ret = PeekMessageA(&msg, NULL, 0, 0, PM_NOREMOVE);
todo_wine
ok(ret && msg.message == WM_TIMER, "msg.message = %u instead of WM_TIMER\n", msg.message);
ret = GetMessageA(&msg, NULL, 0, 0);
todo_wine
ok(ret && msg.message == WM_TIMER, "msg.message = %u instead of WM_TIMER\n", msg.message);
ret = GetMessageA(&msg, NULL, 0, 0);
todo_wine
ok(ret && msg.message == WM_USER, "msg.message = %u instead of WM_USER\n", msg.message);
ret = PeekMessageA(&msg, NULL, 0, 0, 0);
ok(!ret, "expected PeekMessage to return FALSE, got %u\n", ret);
......@@ -12923,10 +12920,8 @@ static void test_PeekMessage3(void)
ok(msg.message == WM_TIMER, "msg.message = %u instead of WM_TIMER\n", msg.message);
PostMessageA(hwnd, WM_USER, 0, 0);
ret = PeekMessageA(&msg, NULL, 0, 0, PM_REMOVE);
todo_wine
ok(ret && msg.message == WM_TIMER, "msg.message = %u instead of WM_TIMER\n", msg.message);
ret = PeekMessageA(&msg, NULL, 0, 0, PM_REMOVE);
todo_wine
ok(ret && msg.message == WM_USER, "msg.message = %u instead of WM_USER\n", msg.message);
ret = PeekMessageA(&msg, NULL, 0, 0, 0);
ok(!ret, "expected PeekMessage to return FALSE, got %u\n", ret);
......@@ -12938,10 +12933,8 @@ static void test_PeekMessage3(void)
ok(msg.message == WM_TIMER, "msg.message = %u instead of WM_TIMER\n", msg.message);
PostMessageA(hwnd, WM_USER, 0, 0);
ret = GetMessageA(&msg, NULL, 0, 0);
todo_wine
ok(ret && msg.message == WM_TIMER, "msg.message = %u instead of WM_TIMER\n", msg.message);
ret = GetMessageA(&msg, NULL, 0, 0);
todo_wine
ok(ret && msg.message == WM_USER, "msg.message = %u instead of WM_USER\n", msg.message);
ret = PeekMessageA(&msg, NULL, 0, 0, 0);
ok(!ret, "expected PeekMessage to return FALSE, got %u\n", ret);
......@@ -12969,14 +12962,32 @@ static void test_PeekMessage3(void)
ret = GetMessageA(&msg, NULL, 0, 0);
ok(ret && msg.message == WM_USER, "msg.message = %u instead of WM_USER\n", msg.message);
ret = GetMessageA(&msg, NULL, 0, 0);
todo_wine
ok(ret && msg.message == WM_TIMER, "msg.message = %u instead of WM_TIMER\n", msg.message);
ret = GetMessageA(&msg, NULL, 0, 0);
todo_wine
ok(ret && msg.message == WM_USER + 1, "msg.message = %u instead of WM_USER + 1\n", msg.message);
ret = PeekMessageA(&msg, NULL, 0, 0, 0);
ok(!ret, "expected PeekMessage to return FALSE, got %u\n", ret);
/* Newer messages are still returned when specifying a message range. */
SetTimer(hwnd, 1, 0, NULL);
while (!PeekMessageA(&msg, NULL, WM_TIMER, WM_TIMER, PM_NOREMOVE));
ok(msg.message == WM_TIMER, "msg.message = %u instead of WM_TIMER\n", msg.message);
PostMessageA(hwnd, WM_USER + 1, 0, 0);
PostMessageA(hwnd, WM_USER, 0, 0);
ret = PeekMessageA(&msg, NULL, WM_USER, WM_USER, PM_NOREMOVE);
ok(ret && msg.message == WM_USER, "msg.message = %u instead of WM_USER\n", msg.message);
ret = PeekMessageA(&msg, NULL, WM_USER, WM_USER + 1, PM_NOREMOVE);
ok(ret && msg.message == WM_USER + 1, "msg.message = %u instead of WM_USER + 1\n", msg.message);
ret = PeekMessageA(&msg, NULL, 0, 0, PM_REMOVE);
ok(ret && msg.message == WM_TIMER, "msg.message = %u instead of WM_TIMER\n", msg.message);
ret = PeekMessageA(&msg, NULL, 0, 0, PM_REMOVE);
ok(ret && msg.message == WM_USER + 1, "msg.message = %u instead of WM_USER + 1\n", msg.message);
ret = PeekMessageA(&msg, NULL, 0, 0, PM_REMOVE);
ok(ret && msg.message == WM_USER, "msg.message = %u instead of WM_USER\n", msg.message);
ret = PeekMessageA(&msg, NULL, 0, 0, 0);
ok(!ret, "expected PeekMessage to return FALSE, got %u\n", ret);
/* Also works for posted messages, but the situation is a bit different,
* because both messages are in the same queue. */
......
server/queue.c
View file @ b27b8306
......@@ -141,6 +141,7 @@ struct msg_queue
struct hook_table *hooks; /* hook table */
timeout_t last_get_msg; /* time of last get message call */
int keystate_lock; /* owns an input keystate lock */
unsigned int ignore_post_msg; /* ignore post messages newer than this unique id */
};
struct hotkey
......@@ -309,6 +310,7 @@ static struct msg_queue *create_msg_queue( struct thread *thread, struct thread_
queue->hooks = NULL;
queue->last_get_msg = current_time;
queue->keystate_lock = 0;
queue->ignore_post_msg = 0;
list_init( &queue->send_result );
list_init( &queue->callback_result );
list_init( &queue->pending_timers );
......@@ -576,13 +578,21 @@ static inline struct msg_queue *get_current_queue(void)
}
/* get a (pseudo-)unique id to tag hardware messages */
static inline unsigned int get_unique_id(void)
static inline unsigned int get_unique_hw_id(void)
{
static unsigned int id;
if (!++id) id = 1; /* avoid an id of 0 */
return id;
}
/* get unique increasing id to tag post messages */
static inline unsigned int get_unique_post_id(void)
{
static unsigned int id;
if (!++id) id = 1;
return id;
}
/* try to merge a message with the last in the list; return 1 if successful */
static int merge_message( struct thread_input *input, const struct message *msg )
{
......@@ -860,7 +870,7 @@ static int match_window( user_handle_t win, user_handle_t msg_win )
}
/* retrieve a posted message */
static int get_posted_message( struct msg_queue *queue, user_handle_t win,
static int get_posted_message( struct msg_queue *queue, unsigned int ignore_msg, user_handle_t win,
unsigned int first, unsigned int last, unsigned int flags,
struct get_message_reply *reply )
{
......@@ -871,6 +881,7 @@ static int get_posted_message( struct msg_queue *queue, user_handle_t win,
{
if (!match_window( win, msg->win )) continue;
if (!check_msg_filter( msg->msg, first, last )) continue;
if (ignore_msg && (int)(msg->unique_id - ignore_msg) >= 0) continue;
goto found; /* found one */
}
return 0;
......@@ -1487,6 +1498,7 @@ found:
msg->msg = WM_HOTKEY;
msg->wparam = hotkey->id;
msg->lparam = ((hotkey->vkey & 0xffff) << 16) | modifiers;
msg->unique_id = get_unique_post_id();
free( msg->data );
msg->data = NULL;
......@@ -2176,7 +2188,7 @@ static int get_hardware_message( struct thread *thread, unsigned int hw_id, user
}
/* now we can return it */
if (!msg->unique_id) msg->unique_id = get_unique_id();
if (!msg->unique_id) msg->unique_id = get_unique_hw_id();
reply->type = MSG_HARDWARE;
reply->win = win;
reply->msg = msg_code;
......@@ -2314,6 +2326,7 @@ void send_notify_message( user_handle_t win, unsigned int message, lparam_t wpar
msg->result = NULL;
msg->data = NULL;
msg->data_size = 0;
msg->unique_id = get_unique_post_id();
get_message_defaults( thread->queue, &msg->x, &msg->y, &msg->time );
......@@ -2526,6 +2539,7 @@ DECL_HANDLER(send_message)
set_queue_bits( recv_queue, QS_SENDMESSAGE );
break;
case MSG_POSTED:
msg->unique_id = get_unique_post_id();
list_add_tail( &recv_queue->msg_list[POST_MESSAGE], &msg->entry );
set_queue_bits( recv_queue, QS_POSTMESSAGE|QS_ALLPOSTMESSAGE );
if (msg->msg == WM_HOTKEY)
......@@ -2646,12 +2660,12 @@ DECL_HANDLER(get_message)
/* then check for posted messages */
if ((filter & QS_POSTMESSAGE) &&
get_posted_message( queue, get_win, req->get_first, req->get_last, req->flags, reply ))
get_posted_message( queue, queue->ignore_post_msg, get_win, req->get_first, req->get_last, req->flags, reply ))
return;
if ((filter & QS_HOTKEY) && queue->hotkey_count &&
req->get_first <= WM_HOTKEY && req->get_last >= WM_HOTKEY &&
get_posted_message( queue, get_win, WM_HOTKEY, WM_HOTKEY, req->flags, reply ))
get_posted_message( queue, queue->ignore_post_msg, get_win, WM_HOTKEY, WM_HOTKEY, req->flags, reply ))
return;
/* only check for quit messages if not posted messages pending */
......@@ -2662,7 +2676,7 @@ DECL_HANDLER(get_message)
if ((filter & QS_INPUT) &&
filter_contains_hw_range( req->get_first, req->get_last ) &&
get_hardware_message( current, req->hw_id, get_win, req->get_first, req->get_last, req->flags, reply ))
return;
goto found_msg;
/* now check for WM_PAINT */
if ((filter & QS_PAINT) &&
......@@ -2675,7 +2689,7 @@ DECL_HANDLER(get_message)
reply->wparam = 0;
reply->lparam = 0;
get_message_defaults( queue, &reply->x, &reply->y, &reply->time );
return;
goto found_msg;
}
/* now check for timer */
......@@ -2691,13 +2705,30 @@ DECL_HANDLER(get_message)
get_message_defaults( queue, &reply->x, &reply->y, &reply->time );
if (!(req->flags & PM_NOYIELD) && current->process->idle_event)
set_event( current->process->idle_event );
return;
goto found_msg;
}
/* if we previously skipped posted messages then check again */
if (queue->ignore_post_msg && (filter & QS_POSTMESSAGE) &&
get_posted_message( queue, 0, get_win, req->get_first, req->get_last, req->flags, reply ))
return;
if (queue->ignore_post_msg && (filter & QS_HOTKEY) && queue->hotkey_count &&
req->get_first <= WM_HOTKEY && req->get_last >= WM_HOTKEY &&
get_posted_message( queue, 0, get_win, WM_HOTKEY, WM_HOTKEY, req->flags, reply ))
return;
if (get_win == -1 && current->process->idle_event) set_event( current->process->idle_event );
queue->wake_mask = req->wake_mask;
queue->changed_mask = req->changed_mask;
set_error( STATUS_PENDING ); /* FIXME */
return;
found_msg:
if (req->flags & PM_REMOVE)
queue->ignore_post_msg = 0;
else if (!queue->ignore_post_msg)
queue->ignore_post_msg = get_unique_post_id();
}
......@@ -2715,7 +2746,10 @@ DECL_HANDLER(reply_message)
DECL_HANDLER(accept_hardware_message)
{
if (current->queue)
{
release_hardware_message( current->queue, req->hw_id );
current->queue->ignore_post_msg = 0;
}
else
set_error( STATUS_ACCESS_DENIED );
}
......
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