Alas, the ChangeLog has not the usual ChangeLog format, so tell

[freeglut] / src / freeglut_main.c

diff --git a/src/freeglut_main.c b/src/freeglut_main.c
index 95b70de..1fae543 100644 (file)
--- a/src/freeglut_main.c
+++ b/src/freeglut_main.c
@@ -1384,6 +1384,10 @@ LRESULT CALLBACK fgWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam,
         window->State.MouseX = LOWORD( lParam );
         window->State.MouseY = HIWORD( lParam );
 #endif /* TARGET_HOST_WINCE */
+        /* Restrict to [-32768, 32767] to match X11 behaviour       */
+        /* See comment in "freeglut_developer" mailing list 10/4/04 */
+        if ( window->State.MouseX > 32767 ) window->State.MouseX -= 65536;
+        if ( window->State.MouseY > 32767 ) window->State.MouseY -= 65536;
 
         if ( window->ActiveMenu )
         {
@@ -1425,6 +1429,11 @@ LRESULT CALLBACK fgWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam,
         window->State.MouseY = HIWORD( lParam );
 #endif /* TARGET_HOST_WINCE */
 
+        /* Restrict to [-32768, 32767] to match X11 behaviour       */
+        /* See comment in "freeglut_developer" mailing list 10/4/04 */
+        if ( window->State.MouseX > 32767 ) window->State.MouseX -= 65536;
+        if ( window->State.MouseY > 32767 ) window->State.MouseY -= 65536;
+
         switch( uMsg )
         {
         case WM_LBUTTONDOWN:
@@ -1540,6 +1549,19 @@ LRESULT CALLBACK fgWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam,
             break;
         }
 
+        /* Set capture so that the window captures all the mouse messages */
+        /*
+         * XXX - Multiple button support:  Under X11, the mouse is not released
+         * XXX - from the window until all buttons have been released, even if the
+         * XXX - user presses a button in another window.  This will take more
+         * XXX - code changes than I am up to at the moment (10/5/04).  The present
+         * XXX - is a 90 percent solution.
+         */
+        if ( pressed == GL_TRUE )
+          SetCapture ( window->Window.Handle ) ;
+        else
+          ReleaseCapture () ;
+
         if( ! FETCH_WCB( *window, Mouse ) )
             break;