From 6b8cedfd6224499e325973319287089f48220254 Mon Sep 17 00:00:00 2001
From: Brad Campbell <brad@seme.com.au>
Date: Wed, 19 Sep 2001 22:41:22 +0000
Subject: [PATCH] Fixed mouse position processing for use with a touchscreen.

---
 windows/input.c        | 41 +++++++++++++++++++----------------------
 windows/x11drv/event.c |  4 ++--
 windows/x11drv/mouse.c | 11 +++++------
 3 files changed, 26 insertions(+), 30 deletions(-)

diff --git a/windows/input.c b/windows/input.c
index 9887b6df6eb..7d69b5cb7df 100644
--- a/windows/input.c
+++ b/windows/input.c
@@ -159,32 +159,29 @@ static void queue_kbd_event( const KEYBDINPUT *ki )
  */
 static void queue_mouse_event( const MOUSEINPUT *mi, WORD keystate )
 {
-    if (mi->dwFlags & MOUSEEVENTF_MOVE)
+    if (mi->dwFlags & MOUSEEVENTF_ABSOLUTE)
     {
-        if (mi->dwFlags & MOUSEEVENTF_ABSOLUTE)
-        {
-            PosX = (mi->dx * GetSystemMetrics(SM_CXSCREEN)) >> 16;
-            PosY = (mi->dy * GetSystemMetrics(SM_CYSCREEN)) >> 16;
-        }
-        else
-        {
-            int width  = GetSystemMetrics(SM_CXSCREEN);
-            int height = GetSystemMetrics(SM_CYSCREEN);
-            long posX = (long) PosX, posY = (long) PosY;
+        PosX = (mi->dx * GetSystemMetrics(SM_CXSCREEN)) >> 16;
+        PosY = (mi->dy * GetSystemMetrics(SM_CYSCREEN)) >> 16;
+    }
+    else if (mi->dwFlags & MOUSEEVENTF_MOVE)
+    {
+        int width  = GetSystemMetrics(SM_CXSCREEN);
+        int height = GetSystemMetrics(SM_CYSCREEN);
+        long posX = (long) PosX, posY = (long) PosY;
 
-            /* dx and dy can be negative numbers for relative movements */
-            posX += (long)mi->dx;
-            posY += (long)mi->dy;
+        /* dx and dy can be negative numbers for relative movements */
+        posX += (long)mi->dx;
+        posY += (long)mi->dy;
 
-            /* Clip to the current screen size */
-            if (posX < 0) PosX = 0;
-            else if (posX >= width) PosX = width - 1;
-            else PosX = posX;
+        /* Clip to the current screen size */
+        if (posX < 0) PosX = 0;
+        else if (posX >= width) PosX = width - 1;
+        else PosX = posX;
 
-            if (posY < 0) PosY = 0;
-            else if (posY >= height) PosY = height - 1;
-            else PosY = posY;
-        }
+        if (posY < 0) PosY = 0;
+        else if (posY >= height) PosY = height - 1;
+        else PosY = posY;
     }
 
     if (mi->dwFlags & MOUSEEVENTF_MOVE)
diff --git a/windows/x11drv/event.c b/windows/x11drv/event.c
index 01ce5860527..8eb9910be29 100644
--- a/windows/x11drv/event.c
+++ b/windows/x11drv/event.c
@@ -477,7 +477,7 @@ static void EVENT_ButtonPress( HWND hWnd, XButtonEvent *event )
         break;
     }
 
-    X11DRV_SendEvent( statusCodes[buttonNum], pt.x, pt.y,
+    X11DRV_SendEvent( statusCodes[buttonNum] | MOUSEEVENTF_ABSOLUTE, pt.x, pt.y,
                       keystate, wData, event->time - X11DRV_server_startticks, hWnd);
 }
 
@@ -518,7 +518,7 @@ static void EVENT_ButtonRelease( HWND hWnd, XButtonEvent *event )
     default:
         return;
     }
-    X11DRV_SendEvent( statusCodes[buttonNum], pt.x, pt.y,
+    X11DRV_SendEvent( statusCodes[buttonNum] | MOUSEEVENTF_ABSOLUTE, pt.x, pt.y,
                       keystate, 0, event->time - X11DRV_server_startticks, hWnd);
 }
 
diff --git a/windows/x11drv/mouse.c b/windows/x11drv/mouse.c
index ab8983c74b1..a75f7735ec6 100644
--- a/windows/x11drv/mouse.c
+++ b/windows/x11drv/mouse.c
@@ -292,8 +292,6 @@ void X11DRV_InitMouse( LPMOUSE_EVENT_PROC proc )
 void X11DRV_SendEvent( DWORD mouseStatus, DWORD posX, DWORD posY,
                        WORD keyState, DWORD data, DWORD time, HWND hWnd )
 {
-    int width  = GetSystemMetrics( SM_CXSCREEN );
-    int height = GetSystemMetrics( SM_CYSCREEN );
     int iWndsLocks;
     WINE_MOUSEEVENT wme;
 
@@ -301,19 +299,20 @@ void X11DRV_SendEvent( DWORD mouseStatus, DWORD posX, DWORD posY,
 
     TRACE("(%04lX,%ld,%ld)\n", mouseStatus, posX, posY );
 
-    if (mouseStatus & MOUSEEVENTF_MOVE) {
-      if (mouseStatus & MOUSEEVENTF_ABSOLUTE) {
+    if (mouseStatus & MOUSEEVENTF_ABSOLUTE)
+    {
+        int width  = GetSystemMetrics( SM_CXSCREEN );
+        int height = GetSystemMetrics( SM_CYSCREEN );
 	/* Relative mouse movements seems not to be scaled as absolute ones */
 	posX = (((long)posX << 16) + width-1)  / width;
 	posY = (((long)posY << 16) + height-1) / height;
-      }
     }
 
     wme.magic    = WINE_MOUSEEVENT_MAGIC;
     wme.time     = time;
     wme.hWnd     = hWnd;
     wme.keyState = keyState;
-    
+
     InterlockedDecrement( &X11DRV_MOUSE_WarpPointer );
     /* To avoid deadlocks, we have to suspend all locks on windows structures
        before the program control is passed to the mouse driver */