X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?a=blobdiff_plain;f=src%2Ffreeglut_window.c;h=743b94ff6f1049701be526cf58c165a37167caaf;hb=e914664550e34587f4b10d3fe52c61fbe6d61771;hp=99f871f016d17b6488476ce0202e3f93a9ebb6d5;hpb=98ea79ef777bea593a87aef9600ee3d4fda6e110;p=freeglut

diff --git a/src/freeglut_window.c b/src/freeglut_window.c
index 99f871f..743b94f 100644
--- a/src/freeglut_window.c
+++ b/src/freeglut_window.c
@@ -554,13 +554,34 @@ void fgCloseWindow( SFG_Window* window )
 
 #elif TARGET_HOST_WIN32
 
-    SendMessage( 
-        window->Window.Handle,
-        WM_CLOSE,
-        0,
-        0
-    );
+    /*
+     * Make sure we don't close a window with current context active
+     */
+    if( fgStructure.Window == window )
+        wglMakeCurrent( NULL, NULL );
+
+    /*
+     * Step through the list of windows.  If the rendering context
+     * is not being used by another window, then we delete it.
+     */
+    {
+        int used = FALSE ;
+        SFG_Window *iter ;
+
+        for( iter = (SFG_Window *)fgStructure.Windows.First;
+             iter;
+             iter = (SFG_Window *)iter->Node.Next )
+        {
+            if( ( iter->Window.Context == window->Window.Context ) &&
+                ( iter != window ) )
+                used = TRUE;
+        }
+
+        if( ! used )
+            wglDeleteContext( window->Window.Context );
+    }
 
+    DestroyWindow( window->Window.Handle );
 #endif
 }
 
@@ -589,6 +610,7 @@ int FGAPIENTRY glutCreateSubWindow( int parentID, int x, int y, int w, int h )
     parent = fgWindowByID( parentID );
     freeglut_return_val_if_fail( parent != NULL, 0 );
     window = fgCreateWindow( parent, "", x, y, w, h, GL_FALSE, GL_FALSE );
+    window->State.OldHeight = window->State.OldWidth = -1;
     return window->ID;
 }
 
@@ -601,7 +623,7 @@ void FGAPIENTRY glutDestroyWindow( int windowID )
     freeglut_return_if_fail( window != NULL );
     {
         fgExecutionState ExecState = fgState.ExecState;
-        fgAddToWindowDestroyList( window, GL_TRUE );
+        fgAddToWindowDestroyList( window );
         fgState.ExecState = ExecState;
     }
 }