commit e735e199ad52314cf6fd9094cbc626dfb8782ded
author Dmitry Timoshkov <dmitry@codeweavers.com> Fri Dec 28 10:59:13 2007 +0800
committer Alexandre Julliard <julliard@winehq.org> Fri Dec 28 11:43:57 2007 +0100
tree 9ca5996324729c1bd702be975b56457ee0781aec
parent 3c985a442ad1ac9b407a4a8e4b195df2b3793961

user32: Reimplement IsHungAppWindow.

server/protocol.def

diff --git a/server/protocol.def b/server/protocol.def
index aa10f89..bfd7242 100644
--- a/server/protocol.def
+++ b/server/protocol.def
@@ -1925,6 +1925,14 @@
 @END
 
 
+/* check if the thread owning the window is hung */
+@REQ(is_window_hung)
+    user_handle_t   win;       /* window handle */
+@REPLY
+    int is_hung;
+@END
+
+
 /* Retrieve info about a serial port */
 @REQ(get_serial_info)
     obj_handle_t handle;       /* handle to comm port */

server/queue.c

diff --git a/server/queue.c b/server/queue.c
index d837e84..a32bd7e 100644
--- a/server/queue.c
+++ b/server/queue.c
@@ -1562,6 +1562,22 @@
     }
 }
 
+
+/* check if the thread owning the window is hung */
+DECL_HANDLER(is_window_hung)
+{
+    struct thread *thread;
+
+    thread = get_window_thread( req->win );
+    if (thread)
+    {
+        reply->is_hung = is_queue_hung( thread->queue );
+        release_object( thread );
+    }
+    else reply->is_hung = 0;
+}
+
+
 /* get the message queue of the current thread */
 DECL_HANDLER(get_msg_queue)
 {

server/request.h

diff --git a/server/request.h b/server/request.h
index cc1d3d1..6c5f146 100644
--- a/server/request.h
+++ b/server/request.h
@@ -239,6 +239,7 @@
 DECL_HANDLER(get_message_reply);
 DECL_HANDLER(set_win_timer);
 DECL_HANDLER(kill_win_timer);
+DECL_HANDLER(is_window_hung);
 DECL_HANDLER(get_serial_info);
 DECL_HANDLER(set_serial_info);
 DECL_HANDLER(register_async);
@@ -476,6 +477,7 @@
     (req_handler)req_get_message_reply,
     (req_handler)req_set_win_timer,
     (req_handler)req_kill_win_timer,
+    (req_handler)req_is_window_hung,
     (req_handler)req_get_serial_info,
     (req_handler)req_set_serial_info,
     (req_handler)req_register_async,

server/trace.c

diff --git a/server/trace.c b/server/trace.c
index 4bcd545..47e059e 100644
--- a/server/trace.c
+++ b/server/trace.c
@@ -2412,6 +2412,16 @@
     fprintf( stderr, " id=%lx", req->id );
 }
 
+static void dump_is_window_hung_request( const struct is_window_hung_request *req )
+{
+    fprintf( stderr, " win=%p", req->win );
+}
+
+static void dump_is_window_hung_reply( const struct is_window_hung_reply *req )
+{
+    fprintf( stderr, " is_hung=%d", req->is_hung );
+}
+
 static void dump_get_serial_info_request( const struct get_serial_info_request *req )
 {
     fprintf( stderr, " handle=%p", req->handle );
@@ -3878,6 +3888,7 @@
     (dump_func)dump_get_message_reply_request,
     (dump_func)dump_set_win_timer_request,
     (dump_func)dump_kill_win_timer_request,
+    (dump_func)dump_is_window_hung_request,
     (dump_func)dump_get_serial_info_request,
     (dump_func)dump_set_serial_info_request,
     (dump_func)dump_register_async_request,
@@ -4112,6 +4123,7 @@
     (dump_func)dump_get_message_reply_reply,
     (dump_func)dump_set_win_timer_reply,
     (dump_func)0,
+    (dump_func)dump_is_window_hung_reply,
     (dump_func)dump_get_serial_info_reply,
     (dump_func)0,
     (dump_func)0,
@@ -4346,6 +4358,7 @@
     "get_message_reply",
     "set_win_timer",
     "kill_win_timer",
+    "is_window_hung",
     "get_serial_info",
     "set_serial_info",
     "register_async",