[PATCH v3 5/6] server: Implement RegisterRawInputDevices RIDEV_NOLEGACY flag.

[Rémi Bernon]

This makes legacy mouse window messages such as WM_MOUSEMOVE and others,
to stop being sent, including to low-level hooks. The desktop mouse
state should still be udpated.

Signed-off-by: Rémi Bernon <rbernon at codeweavers.com>
---
 dlls/user32/rawinput.c    |  2 +-
 dlls/user32/tests/input.c |  2 +-
 server/queue.c            | 45 +++++++++++++++++++++++++++++++++++++++
 3 files changed, 47 insertions(+), 2 deletions(-)

diff --git a/dlls/user32/rawinput.c b/dlls/user32/rawinput.c
index dd2ac2e208b..7a9eb6ced17 100644
--- a/dlls/user32/rawinput.c
+++ b/dlls/user32/rawinput.c
@@ -306,7 +306,7 @@ BOOL WINAPI DECLSPEC_HOTPATCH RegisterRawInputDevices(RAWINPUTDEVICE *devices, U
         TRACE("device %u: page %#x, usage %#x, flags %#x, target %p.\n",
                 i, devices[i].usUsagePage, devices[i].usUsage,
                 devices[i].dwFlags, devices[i].hwndTarget);
-        if (devices[i].dwFlags & ~RIDEV_REMOVE)
+        if (devices[i].dwFlags & ~(RIDEV_REMOVE|RIDEV_NOLEGACY))
             FIXME("Unhandled flags %#x for device %u.\n", devices[i].dwFlags, i);
 
         d[i].usage_page = devices[i].usUsagePage;
diff --git a/dlls/user32/tests/input.c b/dlls/user32/tests/input.c
index 6f1fa9b3e9c..8ae44e4ab92 100644
--- a/dlls/user32/tests/input.c
+++ b/dlls/user32/tests/input.c
@@ -1876,7 +1876,7 @@ struct rawinput_test rawinput_tests[] =
     { FALSE, FALSE, 0,                TRUE, FALSE, FALSE, /* todos: */ FALSE, FALSE, FALSE },
     { TRUE,  FALSE, 0,                TRUE,  TRUE,  TRUE, /* todos: */ FALSE, FALSE, FALSE },
     { TRUE,  TRUE,  0,                TRUE,  TRUE,  TRUE, /* todos: */ FALSE, FALSE, FALSE },
-    { TRUE,  TRUE,  RIDEV_NOLEGACY,  FALSE,  TRUE,  TRUE, /* todos: */  TRUE, FALSE, FALSE },
+    { TRUE,  TRUE,  RIDEV_NOLEGACY,  FALSE,  TRUE,  TRUE, /* todos: */ FALSE, FALSE, FALSE },
 
     /* same-process foreground tests */
     { TRUE,  FALSE, 0,               FALSE, FALSE, FALSE, /* todos: */ FALSE, FALSE, FALSE },
diff --git a/server/queue.c b/server/queue.c
index 9b5089bdc57..8d8eea21120 100644
--- a/server/queue.c
+++ b/server/queue.c
@@ -384,8 +384,15 @@ static int update_desktop_cursor_pos( struct desktop *desktop, int x, int y )
 static void set_cursor_pos( struct desktop *desktop, int x, int y )
 {
     static const struct hw_msg_source source = { IMDT_UNAVAILABLE, IMO_SYSTEM };
+    const struct rawinput_device *device;
     struct message *msg;
 
+    if ((device = current->process->rawinput_mouse) && (device->flags & RIDEV_NOLEGACY))
+    {
+        update_desktop_cursor_pos( desktop, x, y );
+        return;
+    }
+
     if (!(msg = alloc_hardware_message( 0, source, get_tick_count() ))) return;
 
     msg->msg = WM_MOUSEMOVE;
@@ -1352,6 +1359,30 @@ static void update_input_key_state( struct desktop *desktop, unsigned char *keys
     }
 }
 
+/* update the desktop key state according to a mouse message flags */
+static void update_desktop_mouse_state( struct desktop *desktop, unsigned int flags,
+                                        int x, int y, lparam_t wparam )
+{
+    if (flags & MOUSEEVENTF_MOVE)
+        update_desktop_cursor_pos( desktop, x, y );
+    if (flags & MOUSEEVENTF_LEFTDOWN)
+        update_input_key_state( desktop, desktop->keystate, WM_LBUTTONDOWN, wparam );
+    if (flags & MOUSEEVENTF_LEFTUP)
+        update_input_key_state( desktop, desktop->keystate, WM_LBUTTONUP, wparam );
+    if (flags & MOUSEEVENTF_RIGHTDOWN)
+        update_input_key_state( desktop, desktop->keystate, WM_RBUTTONDOWN, wparam );
+    if (flags & MOUSEEVENTF_RIGHTUP)
+        update_input_key_state( desktop, desktop->keystate, WM_RBUTTONUP, wparam );
+    if (flags & MOUSEEVENTF_MIDDLEDOWN)
+        update_input_key_state( desktop, desktop->keystate, WM_MBUTTONDOWN, wparam );
+    if (flags & MOUSEEVENTF_MIDDLEUP)
+        update_input_key_state( desktop, desktop->keystate, WM_MBUTTONUP, wparam );
+    if (flags & MOUSEEVENTF_XDOWN)
+        update_input_key_state( desktop, desktop->keystate, WM_XBUTTONDOWN, wparam );
+    if (flags & MOUSEEVENTF_XUP)
+        update_input_key_state( desktop, desktop->keystate, WM_XBUTTONUP, wparam );
+}
+
 /* release the hardware message currently being processed by the given thread */
 static void release_hardware_message( struct msg_queue *queue, unsigned int hw_id,
                                       int remove )
@@ -1660,6 +1691,7 @@ done:
 static int queue_mouse_message( struct desktop *desktop, user_handle_t win, const hw_input_t *input,
                                 unsigned int origin, struct msg_queue *sender )
 {
+    const struct rawinput_device *device;
     struct hardware_msg_data *msg_data;
     struct rawinput_message raw_msg;
     struct message *msg;
@@ -1730,6 +1762,12 @@ static int queue_mouse_message( struct desktop *desktop, user_handle_t win, cons
         release_object( foreground );
     }
 
+    if ((device = current->process->rawinput_mouse) && (device->flags & RIDEV_NOLEGACY))
+    {
+        update_desktop_mouse_state( desktop, flags, x, y, input->mouse.data << 16 );
+        return 0;
+    }
+
     for (i = 0; i < ARRAY_SIZE( messages ); i++)
     {
         if (!messages[i]) continue;
@@ -1764,6 +1802,7 @@ static int queue_keyboard_message( struct desktop *desktop, user_handle_t win, c
                                    unsigned int origin, struct msg_queue *sender )
 {
     struct hw_msg_source source = { IMDT_KEYBOARD, origin };
+    const struct rawinput_device *device;
     struct hardware_msg_data *msg_data;
     struct rawinput_message raw_msg;
     struct message *msg;
@@ -1856,6 +1895,12 @@ static int queue_keyboard_message( struct desktop *desktop, user_handle_t win, c
         release_object( foreground );
     }
 
+    if ((device = current->process->rawinput_kbd) && (device->flags & RIDEV_NOLEGACY))
+    {
+        update_input_key_state( desktop, desktop->keystate, message_code, vkey );
+        return 0;
+    }
+
     if (!(msg = alloc_hardware_message( input->kbd.info, source, time ))) return 0;
     msg_data = msg->data;
 
-- 
2.27.0