From 35d76028304f910edeaf642376df71b8134ec02c Mon Sep 17 00:00:00 2001
From: Jon TURNEY <jon.turney@dronecode.org.uk>
Date: Sun, 2 Nov 2008 18:27:13 +0000
Subject: Cygwin/X: enqueue a pointer motion event on mouse movement

Signed-off-by: Jon TURNEY <jon.turney@dronecode.org.uk>
---
 hw/xwin/win.h                     |  3 +++
 hw/xwin/winmouse.c                | 26 ++++++++++++++++++++++++++
 hw/xwin/winmultiwindowwndproc.c   |  6 +++---
 hw/xwin/winwin32rootlesswndproc.c |  6 +++---
 hw/xwin/winwndproc.c              |  8 +++-----
 5 files changed, 38 insertions(+), 11 deletions(-)

diff --git a/hw/xwin/win.h b/hw/xwin/win.h
index 045577e44..5904a65fc 100644
--- a/hw/xwin/win.h
+++ b/hw/xwin/win.h
@@ -1005,6 +1005,9 @@ winMouseButtonsHandle (ScreenPtr pScreen,
 		       int iEventType, int iButton,
 		       WPARAM wParam);
 
+void
+winEnqueueMotion(int x, int y);
+
 #ifdef XWIN_NATIVEGDI
 /*
  * winnativegdi.c
diff --git a/hw/xwin/winmouse.c b/hw/xwin/winmouse.c
index 04a2ae10e..188126b3a 100644
--- a/hw/xwin/winmouse.c
+++ b/hw/xwin/winmouse.c
@@ -344,3 +344,29 @@ winMouseButtonsHandle (ScreenPtr pScreen,
 
   return 0;
 }
+
+/**
+ * Enqueue a motion event.
+ *
+ *  XXX: miPointerMove does exactly this, but is static :-( (and uses a static buffer)
+ *
+ */
+void winEnqueueMotion(int x, int y)
+{
+  miPointerSetPosition(g_pwinPointer, &x, &y);
+  g_c32LastInputEventTime = GetTickCount();
+
+  int i, nevents;
+  int valuators[2];
+
+  EventListPtr events;
+  GetEventList(&events);
+
+  valuators[0] = x;
+  valuators[1] = y;
+  nevents = GetPointerEvents(events, g_pwinPointer, MotionNotify, 0,
+			     POINTER_ABSOLUTE, 0, 2, valuators);
+
+  for (i = 0; i < nevents; i++)
+    mieqEnqueue(g_pwinPointer, events[i].event);
+}
diff --git a/hw/xwin/winmultiwindowwndproc.c b/hw/xwin/winmultiwindowwndproc.c
index d7fc1227b..8eadf45f5 100644
--- a/hw/xwin/winmultiwindowwndproc.c
+++ b/hw/xwin/winmultiwindowwndproc.c
@@ -535,9 +535,9 @@ winTopLevelWindowProc (HWND hwnd, UINT message,
 	}
 
       /* Deliver absolute cursor position to X Server */
-      miPointerAbsoluteCursor (ptMouse.x - s_pScreenInfo->dwXOffset,
-			       ptMouse.y - s_pScreenInfo->dwYOffset,
-			       g_c32LastInputEventTime = GetTickCount ());
+      winEnqueueMotion(ptMouse.x - s_pScreenInfo->dwXOffset,
+		       ptMouse.y - s_pScreenInfo->dwYOffset);
+
       return 0;
       
     case WM_NCMOUSEMOVE:
diff --git a/hw/xwin/winwin32rootlesswndproc.c b/hw/xwin/winwin32rootlesswndproc.c
index 32db6621b..651846990 100755
--- a/hw/xwin/winwin32rootlesswndproc.c
+++ b/hw/xwin/winwin32rootlesswndproc.c
@@ -571,9 +571,9 @@ winMWExtWMWindowProc (HWND hwnd, UINT message,
 	}
 
       /* Deliver absolute cursor position to X Server */
-      miPointerAbsoluteCursor (ptMouse.x - pScreenInfo->dwXOffset,
-			       ptMouse.y - pScreenInfo->dwYOffset,
-			       g_c32LastInputEventTime = GetTickCount ());
+      winEnqueueMotion(ptMouse.x - pScreenInfo->dwXOffset,
+		       ptMouse.y - pScreenInfo->dwYOffset);
+
       return 0;
       
     case WM_NCMOUSEMOVE:
diff --git a/hw/xwin/winwndproc.c b/hw/xwin/winwndproc.c
index 66f439fd1..460efe650 100644
--- a/hw/xwin/winwndproc.c
+++ b/hw/xwin/winwndproc.c
@@ -764,9 +764,8 @@ winWindowProc (HWND hwnd, UINT message,
 	}
       
       /* Deliver absolute cursor position to X Server */
-      miPointerAbsoluteCursor (GET_X_LPARAM(lParam)-s_pScreenInfo->dwXOffset,
-			       GET_Y_LPARAM(lParam)-s_pScreenInfo->dwYOffset,
-			       g_c32LastInputEventTime = GetTickCount ());
+      winEnqueueMotion(GET_X_LPARAM(lParam)-s_pScreenInfo->dwXOffset,
+		       GET_Y_LPARAM(lParam)-s_pScreenInfo->dwYOffset);
       return 0;
 
     case WM_NCMOUSEMOVE:
@@ -929,8 +928,7 @@ winWindowProc (HWND hwnd, UINT message,
 	    point.y -= GetSystemMetrics (SM_YVIRTUALSCREEN);
 	    
 	    /* Deliver absolute cursor position to X Server */
-	    miPointerAbsoluteCursor (point.x, point.y,
-				     g_c32LastInputEventTime = GetTickCount());
+	    winEnqueueMotion(point.x , point.y);
 
 	    /* Check if a button was released but we didn't see it */
 	    GetCursorPos (&point);
-- 
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